Mercurial > hg > audiostuff
annotate spandsp-0.0.6pre17/src/t4_tx.c @ 4:26cd8f1ef0b1
import spandsp-0.0.6pre17
author | Peter Meerwald <pmeerw@cosy.sbg.ac.at> |
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date | Fri, 25 Jun 2010 15:50:58 +0200 |
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rev | line source |
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4
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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1 //#define T4_STATE_DEBUGGING |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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2 /* |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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3 * SpanDSP - a series of DSP components for telephony |
26cd8f1ef0b1
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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4 * |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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5 * t4_tx.c - ITU T.4 FAX transmit processing |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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6 * |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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7 * Written by Steve Underwood <steveu@coppice.org> |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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8 * |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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9 * Copyright (C) 2003, 2007 Steve Underwood |
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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10 * |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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11 * All rights reserved. |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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12 * |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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13 * This program is free software; you can redistribute it and/or modify |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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14 * it under the terms of the GNU Lesser General Public License version 2.1, |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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15 * as published by the Free Software Foundation. |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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16 * |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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17 * This program is distributed in the hope that it will be useful, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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18 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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20 * GNU Lesser General Public License for more details. |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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21 * |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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22 * You should have received a copy of the GNU Lesser General Public |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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23 * License along with this program; if not, write to the Free Software |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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24 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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25 * |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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26 * $Id: t4_tx.c,v 1.13.2.9 2009/12/21 17:18:40 steveu Exp $ |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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27 */ |
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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28 |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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29 /* |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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30 * Much of this file is based on the T.4 and T.6 support in libtiff, which requires |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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31 * the following notice in any derived source code: |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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32 * |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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33 * Copyright (c) 1990-1997 Sam Leffler |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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34 * Copyright (c) 1991-1997 Silicon Graphics, Inc. |
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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35 * |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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36 * Permission to use, copy, modify, distribute, and sell this software and |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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37 * its documentation for any purpose is hereby granted without fee, provided |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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38 * that (i) the above copyright notices and this permission notice appear in |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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39 * all copies of the software and related documentation, and (ii) the names of |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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40 * Sam Leffler and Silicon Graphics may not be used in any advertising or |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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41 * publicity relating to the software without the specific, prior written |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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42 * permission of Sam Leffler and Silicon Graphics. |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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43 * |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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44 * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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|
45 * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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46 * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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|
47 * |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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48 * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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49 * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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50 * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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51 * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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52 * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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53 * OF THIS SOFTWARE. |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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54 */ |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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|
55 |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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56 /*! \file */ |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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57 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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58 #if defined(HAVE_CONFIG_H) |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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59 #include "config.h" |
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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60 #endif |
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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61 |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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62 #include <stdlib.h> |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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63 #include <inttypes.h> |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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64 #include <limits.h> |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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65 #include <stdio.h> |
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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66 #include <fcntl.h> |
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parents:
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67 #include <unistd.h> |
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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68 #include <time.h> |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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69 #include <memory.h> |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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70 #include <string.h> |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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71 #if defined(HAVE_TGMATH_H) |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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72 #include <tgmath.h> |
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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73 #endif |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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74 #if defined(HAVE_MATH_H) |
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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75 #include <math.h> |
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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76 #endif |
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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77 #include "floating_fudge.h" |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
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78 #include <tiffio.h> |
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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79 |
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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80 #include "spandsp/telephony.h" |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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81 #include "spandsp/logging.h" |
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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82 #include "spandsp/bit_operations.h" |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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83 #include "spandsp/async.h" |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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84 #include "spandsp/t4_rx.h" |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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85 #include "spandsp/t4_tx.h" |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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86 #include "spandsp/version.h" |
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parents:
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87 |
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
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88 #include "spandsp/private/logging.h" |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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89 #include "spandsp/private/t4_rx.h" |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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90 #include "spandsp/private/t4_tx.h" |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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91 |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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|
92 /*! The number of centimetres in one inch */ |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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93 #define CM_PER_INCH 2.54f |
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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94 |
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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95 /*! The number of EOLs to be sent at the end of a T.4 page */ |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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96 #define EOLS_TO_END_T4_TX_PAGE 6 |
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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|
97 /*! The number of EOLs to be sent at the end of a T.6 page */ |
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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98 #define EOLS_TO_END_T6_TX_PAGE 2 |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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99 |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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100 #if defined(T4_STATE_DEBUGGING) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
101 static void STATE_TRACE(const char *format, ...) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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|
102 { |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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|
103 va_list arg_ptr; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
104 |
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import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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105 va_start(arg_ptr, format); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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|
106 vprintf(format, arg_ptr); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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107 va_end(arg_ptr); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
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|
108 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
109 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
110 #else |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
111 #define STATE_TRACE(...) /**/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
112 #endif |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
113 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
114 /*! T.4 run length table entry */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
115 typedef struct |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
116 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
117 /*! Length of T.4 code, in bits */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
118 uint16_t length; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
119 /*! T.4 code */ |
26cd8f1ef0b1
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
120 uint16_t code; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
121 /*! Run length, in bits */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
122 int16_t run_length; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
123 } t4_run_table_entry_t; |
26cd8f1ef0b1
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
124 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
125 #include "faxfont.h" |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
126 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
127 /* Legitimate runs of zero bits which are the tail end of one code |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
128 plus the start of the next code do not exceed 10 bits. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
129 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
130 /* |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
131 * Note that these tables are ordered such that the index into the table |
26cd8f1ef0b1
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Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
132 * is known to be either the run length, or (run length / 64) + a fixed |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
133 * offset. |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
134 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
135 static const t4_run_table_entry_t t4_white_codes[] = |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
136 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
137 { 8, 0x00AC, 0}, /* 0011 0101 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
138 { 6, 0x0038, 1}, /* 0001 11 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
139 { 4, 0x000E, 2}, /* 0111 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
140 { 4, 0x0001, 3}, /* 1000 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
141 { 4, 0x000D, 4}, /* 1011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
142 { 4, 0x0003, 5}, /* 1100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
143 { 4, 0x0007, 6}, /* 1110 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
144 { 4, 0x000F, 7}, /* 1111 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
145 { 5, 0x0019, 8}, /* 1001 1 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
146 { 5, 0x0005, 9}, /* 1010 0 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
147 { 5, 0x001C, 10}, /* 0011 1 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
148 { 5, 0x0002, 11}, /* 0100 0 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
149 { 6, 0x0004, 12}, /* 0010 00 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
150 { 6, 0x0030, 13}, /* 0000 11 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
151 { 6, 0x000B, 14}, /* 1101 00 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
152 { 6, 0x002B, 15}, /* 1101 01 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
153 { 6, 0x0015, 16}, /* 1010 10 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
154 { 6, 0x0035, 17}, /* 1010 11 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
155 { 7, 0x0072, 18}, /* 0100 111 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
156 { 7, 0x0018, 19}, /* 0001 100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
157 { 7, 0x0008, 20}, /* 0001 000 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
158 { 7, 0x0074, 21}, /* 0010 111 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
159 { 7, 0x0060, 22}, /* 0000 011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
160 { 7, 0x0010, 23}, /* 0000 100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
161 { 7, 0x000A, 24}, /* 0101 000 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
162 { 7, 0x006A, 25}, /* 0101 011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
163 { 7, 0x0064, 26}, /* 0010 011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
164 { 7, 0x0012, 27}, /* 0100 100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
165 { 7, 0x000C, 28}, /* 0011 000 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
166 { 8, 0x0040, 29}, /* 0000 0010 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
167 { 8, 0x00C0, 30}, /* 0000 0011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
168 { 8, 0x0058, 31}, /* 0001 1010 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
169 { 8, 0x00D8, 32}, /* 0001 1011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
170 { 8, 0x0048, 33}, /* 0001 0010 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
171 { 8, 0x00C8, 34}, /* 0001 0011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
172 { 8, 0x0028, 35}, /* 0001 0100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
173 { 8, 0x00A8, 36}, /* 0001 0101 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
174 { 8, 0x0068, 37}, /* 0001 0110 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
175 { 8, 0x00E8, 38}, /* 0001 0111 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
176 { 8, 0x0014, 39}, /* 0010 1000 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
177 { 8, 0x0094, 40}, /* 0010 1001 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
178 { 8, 0x0054, 41}, /* 0010 1010 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
179 { 8, 0x00D4, 42}, /* 0010 1011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
180 { 8, 0x0034, 43}, /* 0010 1100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
181 { 8, 0x00B4, 44}, /* 0010 1101 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
182 { 8, 0x0020, 45}, /* 0000 0100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
183 { 8, 0x00A0, 46}, /* 0000 0101 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
184 { 8, 0x0050, 47}, /* 0000 1010 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
185 { 8, 0x00D0, 48}, /* 0000 1011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
186 { 8, 0x004A, 49}, /* 0101 0010 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
187 { 8, 0x00CA, 50}, /* 0101 0011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
188 { 8, 0x002A, 51}, /* 0101 0100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
189 { 8, 0x00AA, 52}, /* 0101 0101 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
190 { 8, 0x0024, 53}, /* 0010 0100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
191 { 8, 0x00A4, 54}, /* 0010 0101 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
192 { 8, 0x001A, 55}, /* 0101 1000 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
193 { 8, 0x009A, 56}, /* 0101 1001 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
194 { 8, 0x005A, 57}, /* 0101 1010 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
195 { 8, 0x00DA, 58}, /* 0101 1011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
196 { 8, 0x0052, 59}, /* 0100 1010 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
197 { 8, 0x00D2, 60}, /* 0100 1011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
198 { 8, 0x004C, 61}, /* 0011 0010 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
199 { 8, 0x00CC, 62}, /* 0011 0011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
200 { 8, 0x002C, 63}, /* 0011 0100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
201 { 5, 0x001B, 64}, /* 1101 1 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
202 { 5, 0x0009, 128}, /* 1001 0 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
203 { 6, 0x003A, 192}, /* 0101 11 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
204 { 7, 0x0076, 256}, /* 0110 111 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
205 { 8, 0x006C, 320}, /* 0011 0110 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
206 { 8, 0x00EC, 384}, /* 0011 0111 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
207 { 8, 0x0026, 448}, /* 0110 0100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
208 { 8, 0x00A6, 512}, /* 0110 0101 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
209 { 8, 0x0016, 576}, /* 0110 1000 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
210 { 8, 0x00E6, 640}, /* 0110 0111 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
211 { 9, 0x0066, 704}, /* 0110 0110 0 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
212 { 9, 0x0166, 768}, /* 0110 0110 1 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
213 { 9, 0x0096, 832}, /* 0110 1001 0 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
214 { 9, 0x0196, 896}, /* 0110 1001 1 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
215 { 9, 0x0056, 960}, /* 0110 1010 0 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
216 { 9, 0x0156, 1024}, /* 0110 1010 1 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
217 { 9, 0x00D6, 1088}, /* 0110 1011 0 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
218 { 9, 0x01D6, 1152}, /* 0110 1011 1 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
219 { 9, 0x0036, 1216}, /* 0110 1100 0 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
220 { 9, 0x0136, 1280}, /* 0110 1100 1 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
221 { 9, 0x00B6, 1344}, /* 0110 1101 0 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
222 { 9, 0x01B6, 1408}, /* 0110 1101 1 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
223 { 9, 0x0032, 1472}, /* 0100 1100 0 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
224 { 9, 0x0132, 1536}, /* 0100 1100 1 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
225 { 9, 0x00B2, 1600}, /* 0100 1101 0 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
226 { 6, 0x0006, 1664}, /* 0110 00 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
227 { 9, 0x01B2, 1728}, /* 0100 1101 1 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
228 {11, 0x0080, 1792}, /* 0000 0001 000 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
229 {11, 0x0180, 1856}, /* 0000 0001 100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
230 {11, 0x0580, 1920}, /* 0000 0001 101 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
231 {12, 0x0480, 1984}, /* 0000 0001 0010 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
232 {12, 0x0C80, 2048}, /* 0000 0001 0011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
233 {12, 0x0280, 2112}, /* 0000 0001 0100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
234 {12, 0x0A80, 2176}, /* 0000 0001 0101 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
235 {12, 0x0680, 2240}, /* 0000 0001 0110 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
236 {12, 0x0E80, 2304}, /* 0000 0001 0111 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
237 {12, 0x0380, 2368}, /* 0000 0001 1100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
238 {12, 0x0B80, 2432}, /* 0000 0001 1101 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
239 {12, 0x0780, 2496}, /* 0000 0001 1110 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
240 {12, 0x0F80, 2560}, /* 0000 0001 1111 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
241 }; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
242 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
243 static const t4_run_table_entry_t t4_black_codes[] = |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
244 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
245 {10, 0x03B0, 0}, /* 0000 1101 11 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
246 { 3, 0x0002, 1}, /* 010 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
247 { 2, 0x0003, 2}, /* 11 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
248 { 2, 0x0001, 3}, /* 10 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
249 { 3, 0x0006, 4}, /* 011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
250 { 4, 0x000C, 5}, /* 0011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
251 { 4, 0x0004, 6}, /* 0010 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
252 { 5, 0x0018, 7}, /* 0001 1 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
253 { 6, 0x0028, 8}, /* 0001 01 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
254 { 6, 0x0008, 9}, /* 0001 00 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
255 { 7, 0x0010, 10}, /* 0000 100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
256 { 7, 0x0050, 11}, /* 0000 101 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
257 { 7, 0x0070, 12}, /* 0000 111 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
258 { 8, 0x0020, 13}, /* 0000 0100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
259 { 8, 0x00E0, 14}, /* 0000 0111 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
260 { 9, 0x0030, 15}, /* 0000 1100 0 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
261 {10, 0x03A0, 16}, /* 0000 0101 11 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
262 {10, 0x0060, 17}, /* 0000 0110 00 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
263 {10, 0x0040, 18}, /* 0000 0010 00 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
264 {11, 0x0730, 19}, /* 0000 1100 111 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
265 {11, 0x00B0, 20}, /* 0000 1101 000 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
266 {11, 0x01B0, 21}, /* 0000 1101 100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
267 {11, 0x0760, 22}, /* 0000 0110 111 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
268 {11, 0x00A0, 23}, /* 0000 0101 000 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
269 {11, 0x0740, 24}, /* 0000 0010 111 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
270 {11, 0x00C0, 25}, /* 0000 0011 000 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
271 {12, 0x0530, 26}, /* 0000 1100 1010 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
272 {12, 0x0D30, 27}, /* 0000 1100 1011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
273 {12, 0x0330, 28}, /* 0000 1100 1100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
274 {12, 0x0B30, 29}, /* 0000 1100 1101 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
275 {12, 0x0160, 30}, /* 0000 0110 1000 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
276 {12, 0x0960, 31}, /* 0000 0110 1001 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
277 {12, 0x0560, 32}, /* 0000 0110 1010 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
278 {12, 0x0D60, 33}, /* 0000 0110 1011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
279 {12, 0x04B0, 34}, /* 0000 1101 0010 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
280 {12, 0x0CB0, 35}, /* 0000 1101 0011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
281 {12, 0x02B0, 36}, /* 0000 1101 0100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
282 {12, 0x0AB0, 37}, /* 0000 1101 0101 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
283 {12, 0x06B0, 38}, /* 0000 1101 0110 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
284 {12, 0x0EB0, 39}, /* 0000 1101 0111 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
285 {12, 0x0360, 40}, /* 0000 0110 1100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
286 {12, 0x0B60, 41}, /* 0000 0110 1101 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
287 {12, 0x05B0, 42}, /* 0000 1101 1010 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
288 {12, 0x0DB0, 43}, /* 0000 1101 1011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
289 {12, 0x02A0, 44}, /* 0000 0101 0100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
290 {12, 0x0AA0, 45}, /* 0000 0101 0101 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
291 {12, 0x06A0, 46}, /* 0000 0101 0110 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
292 {12, 0x0EA0, 47}, /* 0000 0101 0111 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
293 {12, 0x0260, 48}, /* 0000 0110 0100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
294 {12, 0x0A60, 49}, /* 0000 0110 0101 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
295 {12, 0x04A0, 50}, /* 0000 0101 0010 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
296 {12, 0x0CA0, 51}, /* 0000 0101 0011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
297 {12, 0x0240, 52}, /* 0000 0010 0100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
298 {12, 0x0EC0, 53}, /* 0000 0011 0111 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
299 {12, 0x01C0, 54}, /* 0000 0011 1000 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
300 {12, 0x0E40, 55}, /* 0000 0010 0111 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
301 {12, 0x0140, 56}, /* 0000 0010 1000 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
302 {12, 0x01A0, 57}, /* 0000 0101 1000 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
303 {12, 0x09A0, 58}, /* 0000 0101 1001 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
304 {12, 0x0D40, 59}, /* 0000 0010 1011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
305 {12, 0x0340, 60}, /* 0000 0010 1100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
306 {12, 0x05A0, 61}, /* 0000 0101 1010 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
307 {12, 0x0660, 62}, /* 0000 0110 0110 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
308 {12, 0x0E60, 63}, /* 0000 0110 0111 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
309 {10, 0x03C0, 64}, /* 0000 0011 11 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
310 {12, 0x0130, 128}, /* 0000 1100 1000 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
311 {12, 0x0930, 192}, /* 0000 1100 1001 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
312 {12, 0x0DA0, 256}, /* 0000 0101 1011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
313 {12, 0x0CC0, 320}, /* 0000 0011 0011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
314 {12, 0x02C0, 384}, /* 0000 0011 0100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
315 {12, 0x0AC0, 448}, /* 0000 0011 0101 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
316 {13, 0x06C0, 512}, /* 0000 0011 0110 0 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
317 {13, 0x16C0, 576}, /* 0000 0011 0110 1 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
318 {13, 0x0A40, 640}, /* 0000 0010 0101 0 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
319 {13, 0x1A40, 704}, /* 0000 0010 0101 1 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
320 {13, 0x0640, 768}, /* 0000 0010 0110 0 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
321 {13, 0x1640, 832}, /* 0000 0010 0110 1 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
322 {13, 0x09C0, 896}, /* 0000 0011 1001 0 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
323 {13, 0x19C0, 960}, /* 0000 0011 1001 1 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
324 {13, 0x05C0, 1024}, /* 0000 0011 1010 0 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
325 {13, 0x15C0, 1088}, /* 0000 0011 1010 1 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
326 {13, 0x0DC0, 1152}, /* 0000 0011 1011 0 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
327 {13, 0x1DC0, 1216}, /* 0000 0011 1011 1 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
328 {13, 0x0940, 1280}, /* 0000 0010 1001 0 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
329 {13, 0x1940, 1344}, /* 0000 0010 1001 1 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
330 {13, 0x0540, 1408}, /* 0000 0010 1010 0 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
331 {13, 0x1540, 1472}, /* 0000 0010 1010 1 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
332 {13, 0x0B40, 1536}, /* 0000 0010 1101 0 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
333 {13, 0x1B40, 1600}, /* 0000 0010 1101 1 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
334 {13, 0x04C0, 1664}, /* 0000 0011 0010 0 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
335 {13, 0x14C0, 1728}, /* 0000 0011 0010 1 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
336 {11, 0x0080, 1792}, /* 0000 0001 000 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
337 {11, 0x0180, 1856}, /* 0000 0001 100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
338 {11, 0x0580, 1920}, /* 0000 0001 101 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
339 {12, 0x0480, 1984}, /* 0000 0001 0010 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
340 {12, 0x0C80, 2048}, /* 0000 0001 0011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
341 {12, 0x0280, 2112}, /* 0000 0001 0100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
342 {12, 0x0A80, 2176}, /* 0000 0001 0101 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
343 {12, 0x0680, 2240}, /* 0000 0001 0110 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
344 {12, 0x0E80, 2304}, /* 0000 0001 0111 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
345 {12, 0x0380, 2368}, /* 0000 0001 1100 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
346 {12, 0x0B80, 2432}, /* 0000 0001 1101 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
347 {12, 0x0780, 2496}, /* 0000 0001 1110 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
348 {12, 0x0F80, 2560}, /* 0000 0001 1111 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
349 }; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
350 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
351 static int encode_row(t4_state_t *s); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
352 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
353 static void make_header(t4_state_t *s, char *header) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
354 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
355 time_t now; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
356 struct tm tm; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
357 static const char *months[] = |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
358 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
359 "Jan", |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
360 "Feb", |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
361 "Mar", |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
362 "Apr", |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
363 "May", |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
364 "Jun", |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
365 "Jul", |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
366 "Aug", |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
367 "Sep", |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
368 "Oct", |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
369 "Nov", |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
370 "Dec" |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
371 }; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
372 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
373 time(&now); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
374 tm = *localtime(&now); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
375 snprintf(header, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
376 132, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
377 " %2d-%s-%d %02d:%02d %-50s %-21s p.%d", |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
378 tm.tm_mday, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
379 months[tm.tm_mon], |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
380 tm.tm_year + 1900, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
381 tm.tm_hour, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
382 tm.tm_min, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
383 s->t4_t6_tx.header_info, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
384 s->tiff.local_ident, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
385 s->current_page + 1); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
386 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
387 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
388 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
389 static int t4_tx_put_fax_header(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
390 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
391 int row; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
392 int i; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
393 int repeats; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
394 int pattern; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
395 int row_bufptr; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
396 char *t; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
397 char header[132 + 1]; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
398 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
399 /* Modify the resulting image to include a header line, typical of hardware FAX machines */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
400 make_header(s, header); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
401 switch (s->y_resolution) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
402 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
403 case T4_Y_RESOLUTION_1200: |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
404 repeats = 12; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
405 break; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
406 case T4_Y_RESOLUTION_800: |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
407 repeats = 8; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
408 break; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
409 case T4_Y_RESOLUTION_600: |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
410 repeats = 6; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
411 break; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
412 case T4_Y_RESOLUTION_SUPERFINE: |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
413 repeats = 4; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
414 break; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
415 case T4_Y_RESOLUTION_300: |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
416 repeats = 3; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
417 break; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
418 case T4_Y_RESOLUTION_FINE: |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
419 repeats = 2; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
420 break; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
421 default: |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
422 repeats = 1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
423 break; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
424 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
425 for (row = 0; row < 16; row++) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
426 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
427 t = header; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
428 row_bufptr = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
429 for (t = header; *t && row_bufptr <= s->bytes_per_row - 2; t++) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
430 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
431 pattern = header_font[(uint8_t) *t][row]; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
432 s->row_buf[row_bufptr++] = (uint8_t) (pattern >> 8); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
433 s->row_buf[row_bufptr++] = (uint8_t) (pattern & 0xFF); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
434 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
435 for ( ; row_bufptr < s->bytes_per_row; ) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
436 s->row_buf[row_bufptr++] = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
437 for (i = 0; i < repeats; i++) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
438 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
439 if (encode_row(s)) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
440 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
441 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
442 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
443 return 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
444 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
445 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
446 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
447 static int test_resolution(int res_unit, float actual, float expected) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
448 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
449 if (res_unit == RESUNIT_INCH) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
450 actual *= 1.0f/CM_PER_INCH; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
451 return (expected*0.95f <= actual && actual <= expected*1.05f); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
452 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
453 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
454 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
455 static int get_tiff_directory_info(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
456 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
457 static const struct |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
458 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
459 float resolution; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
460 int code; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
461 } x_res_table[] = |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
462 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
463 { 102.0f/CM_PER_INCH, T4_X_RESOLUTION_R4}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
464 { 204.0f/CM_PER_INCH, T4_X_RESOLUTION_R8}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
465 { 300.0f/CM_PER_INCH, T4_X_RESOLUTION_300}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
466 { 408.0f/CM_PER_INCH, T4_X_RESOLUTION_R16}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
467 { 600.0f/CM_PER_INCH, T4_X_RESOLUTION_600}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
468 { 800.0f/CM_PER_INCH, T4_X_RESOLUTION_800}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
469 {1200.0f/CM_PER_INCH, T4_X_RESOLUTION_1200}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
470 { -1.00f, -1} |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
471 }; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
472 static const struct |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
473 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
474 float resolution; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
475 int code; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
476 int max_rows_to_next_1d_row; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
477 } y_res_table[] = |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
478 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
479 { 38.50f, T4_Y_RESOLUTION_STANDARD, 2}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
480 { 77.00f, T4_Y_RESOLUTION_FINE, 4}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
481 { 300.0f/CM_PER_INCH, T4_Y_RESOLUTION_300, 6}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
482 { 154.00f, T4_Y_RESOLUTION_SUPERFINE, 8}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
483 { 600.0f/CM_PER_INCH, T4_Y_RESOLUTION_600, 12}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
484 { 800.0f/CM_PER_INCH, T4_Y_RESOLUTION_800, 16}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
485 {1200.0f/CM_PER_INCH, T4_Y_RESOLUTION_1200, 24}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
486 { -1.00f, -1, -1} |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
487 }; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
488 uint16_t res_unit; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
489 uint16_t parm16; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
490 uint32_t parm32; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
491 float x_resolution; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
492 float y_resolution; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
493 int i; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
494 t4_tiff_state_t *t; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
495 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
496 t = &s->tiff; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
497 parm16 = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
498 TIFFGetField(t->tiff_file, TIFFTAG_BITSPERSAMPLE, &parm16); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
499 if (parm16 != 1) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
500 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
501 TIFFGetField(t->tiff_file, TIFFTAG_SAMPLESPERPIXEL, &parm16); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
502 if (parm16 != 1) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
503 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
504 parm32 = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
505 TIFFGetField(t->tiff_file, TIFFTAG_IMAGEWIDTH, &parm32); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
506 s->image_width = parm32; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
507 s->bytes_per_row = (s->image_width + 7)/8; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
508 parm32 = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
509 TIFFGetField(t->tiff_file, TIFFTAG_IMAGELENGTH, &parm32); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
510 s->image_length = parm32; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
511 x_resolution = 0.0f; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
512 TIFFGetField(t->tiff_file, TIFFTAG_XRESOLUTION, &x_resolution); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
513 y_resolution = 0.0f; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
514 TIFFGetField(t->tiff_file, TIFFTAG_YRESOLUTION, &y_resolution); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
515 res_unit = RESUNIT_INCH; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
516 TIFFGetField(t->tiff_file, TIFFTAG_RESOLUTIONUNIT, &res_unit); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
517 t->photo_metric = PHOTOMETRIC_MINISWHITE; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
518 TIFFGetField(t->tiff_file, TIFFTAG_PHOTOMETRIC, &t->photo_metric); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
519 if (t->photo_metric != PHOTOMETRIC_MINISWHITE) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
520 span_log(&s->logging, SPAN_LOG_FLOW, "%s: Photometric needs swapping.\n", t->file); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
521 t->fill_order = FILLORDER_LSB2MSB; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
522 #if 0 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
523 TIFFGetField(t->tiff_file, TIFFTAG_FILLORDER, &t->fill_order); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
524 if (t->fill_order != FILLORDER_LSB2MSB) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
525 span_log(&s->logging, SPAN_LOG_FLOW, "%s: Fill order needs swapping.\n", t->file); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
526 #endif |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
527 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
528 /* Allow a little range for the X resolution in centimeters. The spec doesn't pin down the |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
529 precise value. The other value should be exact. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
530 /* Treat everything we can't match as R8. Most FAXes are this resolution anyway. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
531 s->x_resolution = T4_X_RESOLUTION_R8; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
532 for (i = 0; x_res_table[i].code > 0; i++) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
533 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
534 if (test_resolution(res_unit, x_resolution, x_res_table[i].resolution)) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
535 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
536 s->x_resolution = x_res_table[i].code; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
537 break; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
538 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
539 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
540 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
541 s->y_resolution = T4_Y_RESOLUTION_STANDARD; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
542 s->t4_t6_tx.max_rows_to_next_1d_row = 2; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
543 for (i = 0; y_res_table[i].code > 0; i++) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
544 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
545 if (test_resolution(res_unit, y_resolution, y_res_table[i].resolution)) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
546 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
547 s->y_resolution = y_res_table[i].code; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
548 s->t4_t6_tx.max_rows_to_next_1d_row = y_res_table[i].max_rows_to_next_1d_row; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
549 break; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
550 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
551 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
552 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
553 return 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
554 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
555 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
556 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
557 static int test_tiff_directory_info(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
558 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
559 static const struct |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
560 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
561 float resolution; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
562 int code; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
563 } x_res_table[] = |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
564 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
565 { 102.0f/CM_PER_INCH, T4_X_RESOLUTION_R4}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
566 { 204.0f/CM_PER_INCH, T4_X_RESOLUTION_R8}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
567 { 300.0f/CM_PER_INCH, T4_X_RESOLUTION_300}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
568 { 408.0f/CM_PER_INCH, T4_X_RESOLUTION_R16}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
569 { 600.0f/CM_PER_INCH, T4_X_RESOLUTION_600}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
570 { 800.0f/CM_PER_INCH, T4_X_RESOLUTION_800}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
571 {1200.0f/CM_PER_INCH, T4_X_RESOLUTION_1200}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
572 { -1.00f, -1} |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
573 }; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
574 static const struct |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
575 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
576 float resolution; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
577 int code; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
578 int max_rows_to_next_1d_row; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
579 } y_res_table[] = |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
580 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
581 { 38.50f, T4_Y_RESOLUTION_STANDARD, 2}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
582 { 77.00f, T4_Y_RESOLUTION_FINE, 4}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
583 { 300.0f/CM_PER_INCH, T4_Y_RESOLUTION_300, 6}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
584 { 154.00f, T4_Y_RESOLUTION_SUPERFINE, 8}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
585 { 600.0f/CM_PER_INCH, T4_Y_RESOLUTION_600, 12}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
586 { 800.0f/CM_PER_INCH, T4_Y_RESOLUTION_800, 16}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
587 {1200.0f/CM_PER_INCH, T4_Y_RESOLUTION_1200, 24}, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
588 { -1.00f, -1, -1} |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
589 }; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
590 uint16_t res_unit; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
591 uint16_t parm16; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
592 uint32_t parm32; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
593 float x_resolution; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
594 float y_resolution; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
595 int i; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
596 t4_tiff_state_t *t; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
597 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
598 t = &s->tiff; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
599 parm16 = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
600 TIFFGetField(t->tiff_file, TIFFTAG_BITSPERSAMPLE, &parm16); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
601 if (parm16 != 1) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
602 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
603 parm32 = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
604 TIFFGetField(t->tiff_file, TIFFTAG_IMAGEWIDTH, &parm32); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
605 if (s->image_width != (int) parm32) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
606 return 1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
607 x_resolution = 0.0f; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
608 TIFFGetField(t->tiff_file, TIFFTAG_XRESOLUTION, &x_resolution); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
609 y_resolution = 0.0f; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
610 TIFFGetField(t->tiff_file, TIFFTAG_YRESOLUTION, &y_resolution); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
611 res_unit = RESUNIT_INCH; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
612 TIFFGetField(t->tiff_file, TIFFTAG_RESOLUTIONUNIT, &res_unit); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
613 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
614 /* Allow a little range for the X resolution in centimeters. The spec doesn't pin down the |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
615 precise value. The other value should be exact. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
616 /* Treat everything we can't match as R8. Most FAXes are this resolution anyway. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
617 for (i = 0; x_res_table[i].code > 0; i++) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
618 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
619 if (test_resolution(res_unit, x_resolution, x_res_table[i].resolution)) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
620 break; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
621 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
622 if (s->x_resolution != x_res_table[i].code) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
623 return 1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
624 for (i = 0; y_res_table[i].code > 0; i++) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
625 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
626 if (test_resolution(res_unit, y_resolution, y_res_table[i].resolution)) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
627 break; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
628 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
629 if (s->y_resolution != y_res_table[i].code) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
630 return 1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
631 return 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
632 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
633 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
634 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
635 static int get_tiff_total_pages(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
636 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
637 int max; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
638 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
639 /* Each page *should* contain the total number of pages, but can this be |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
640 trusted? Some files say 0. Actually searching for the last page is |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
641 more reliable. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
642 max = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
643 while (TIFFSetDirectory(s->tiff.tiff_file, (tdir_t) max)) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
644 max++; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
645 /* Back to the previous page */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
646 if (!TIFFSetDirectory(s->tiff.tiff_file, (tdir_t) s->current_page)) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
647 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
648 return max; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
649 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
650 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
651 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
652 static int open_tiff_input_file(t4_state_t *s, const char *file) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
653 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
654 if ((s->tiff.tiff_file = TIFFOpen(file, "r")) == NULL) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
655 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
656 return 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
657 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
658 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
659 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
660 static int read_tiff_image(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
661 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
662 int row; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
663 int image_length; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
664 int i; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
665 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
666 image_length = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
667 TIFFGetField(s->tiff.tiff_file, TIFFTAG_IMAGELENGTH, &image_length); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
668 for (row = 0; row < image_length; row++) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
669 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
670 if (TIFFReadScanline(s->tiff.tiff_file, s->row_buf, row, 0) <= 0) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
671 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
672 span_log(&s->logging, SPAN_LOG_WARNING, "%s: Read error at row %d.\n", s->tiff.file, row); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
673 break; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
674 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
675 if (s->tiff.photo_metric != PHOTOMETRIC_MINISWHITE) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
676 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
677 for (i = 0; i < s->bytes_per_row; i++) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
678 s->row_buf[i] = ~s->row_buf[i]; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
679 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
680 if (s->tiff.fill_order != FILLORDER_LSB2MSB) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
681 bit_reverse(s->row_buf, s->row_buf, s->bytes_per_row); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
682 if (encode_row(s)) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
683 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
684 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
685 return image_length; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
686 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
687 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
688 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
689 static int close_tiff_input_file(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
690 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
691 TIFFClose(s->tiff.tiff_file); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
692 s->tiff.tiff_file = NULL; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
693 if (s->tiff.file) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
694 free((char *) s->tiff.file); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
695 s->tiff.file = NULL; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
696 return 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
697 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
698 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
699 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
700 static void update_row_bit_info(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
701 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
702 if (s->row_bits > s->max_row_bits) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
703 s->max_row_bits = s->row_bits; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
704 if (s->row_bits < s->min_row_bits) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
705 s->min_row_bits = s->row_bits; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
706 s->row_bits = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
707 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
708 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
709 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
710 static int free_buffers(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
711 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
712 if (s->image_buffer) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
713 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
714 free(s->image_buffer); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
715 s->image_buffer = NULL; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
716 s->image_buffer_size = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
717 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
718 if (s->cur_runs) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
719 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
720 free(s->cur_runs); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
721 s->cur_runs = NULL; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
722 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
723 if (s->ref_runs) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
724 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
725 free(s->ref_runs); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
726 s->ref_runs = NULL; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
727 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
728 if (s->row_buf) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
729 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
730 free(s->row_buf); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
731 s->row_buf = NULL; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
732 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
733 return 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
734 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
735 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
736 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
737 static int row_to_run_lengths(uint32_t list[], const uint8_t row[], int width) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
738 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
739 uint32_t flip; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
740 uint32_t x; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
741 int span; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
742 int entry; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
743 int frag; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
744 int rem; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
745 int limit; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
746 int i; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
747 int pos; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
748 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
749 /* Deal with whole words first. We know we are starting on a word boundary. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
750 entry = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
751 flip = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
752 limit = (width >> 3) & ~3; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
753 span = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
754 pos = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
755 for (i = 0; i < limit; i += sizeof(uint32_t)) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
756 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
757 x = *((uint32_t *) &row[i]); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
758 if (x != flip) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
759 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
760 x = ((uint32_t) row[i] << 24) | ((uint32_t) row[i + 1] << 16) | ((uint32_t) row[i + 2] << 8) | ((uint32_t) row[i + 3]); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
761 /* We know we are going to find at least one transition. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
762 frag = 31 - top_bit(x ^ flip); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
763 pos += ((i << 3) - span + frag); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
764 list[entry++] = pos; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
765 x <<= frag; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
766 flip ^= 0xFFFFFFFF; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
767 rem = 32 - frag; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
768 /* Now see if there are any more */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
769 while ((frag = 31 - top_bit(x ^ flip)) < rem) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
770 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
771 pos += frag; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
772 list[entry++] = pos; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
773 x <<= frag; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
774 flip ^= 0xFFFFFFFF; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
775 rem -= frag; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
776 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
777 /* Save the remainder of the word */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
778 span = (i << 3) + 32 - rem; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
779 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
780 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
781 /* Now deal with some whole bytes, if there are any left. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
782 limit = width >> 3; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
783 flip &= 0xFF000000; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
784 if (i < limit) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
785 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
786 for ( ; i < limit; i++) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
787 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
788 x = (uint32_t) row[i] << 24; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
789 if (x != flip) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
790 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
791 /* We know we are going to find at least one transition. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
792 frag = 31 - top_bit(x ^ flip); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
793 pos += ((i << 3) - span + frag); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
794 list[entry++] = pos; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
795 x <<= frag; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
796 flip ^= 0xFF000000; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
797 rem = 8 - frag; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
798 /* Now see if there are any more */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
799 while ((frag = 31 - top_bit(x ^ flip)) < rem) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
800 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
801 pos += frag; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
802 list[entry++] = pos; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
803 x <<= frag; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
804 flip ^= 0xFF000000; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
805 rem -= frag; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
806 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
807 /* Save the remainder of the word */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
808 span = (i << 3) + 8 - rem; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
809 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
810 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
811 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
812 /* Deal with any left over fractional byte. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
813 span = (i << 3) - span; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
814 if ((rem = width & 7)) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
815 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
816 x = row[i]; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
817 x <<= 24; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
818 do |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
819 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
820 frag = 31 - top_bit(x ^ flip); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
821 if (frag > rem) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
822 frag = rem; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
823 pos += (span + frag); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
824 list[entry++] = pos; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
825 x <<= frag; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
826 span = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
827 flip ^= 0xFF000000; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
828 rem -= frag; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
829 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
830 while (rem > 0); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
831 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
832 else |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
833 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
834 if (span) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
835 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
836 pos += span; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
837 list[entry++] = pos; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
838 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
839 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
840 return entry; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
841 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
842 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
843 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
844 static __inline__ int put_encoded_bits(t4_state_t *s, uint32_t bits, int length) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
845 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
846 uint8_t *t; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
847 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
848 /* We might be called with a large length value, to spew out a mass of zero bits for |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
849 minimum row length padding. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
850 s->tx_bitstream |= (bits << s->tx_bits); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
851 s->tx_bits += length; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
852 s->row_bits += length; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
853 if ((s->image_size + (s->tx_bits + 7)/8) >= s->image_buffer_size) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
854 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
855 if ((t = realloc(s->image_buffer, s->image_buffer_size + 100*s->bytes_per_row)) == NULL) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
856 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
857 s->image_buffer = t; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
858 s->image_buffer_size += 100*s->bytes_per_row; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
859 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
860 while (s->tx_bits >= 8) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
861 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
862 s->image_buffer[s->image_size++] = (uint8_t) (s->tx_bitstream & 0xFF); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
863 s->tx_bitstream >>= 8; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
864 s->tx_bits -= 8; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
865 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
866 return 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
867 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
868 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
869 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
870 /* |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
871 * Write the sequence of codes that describes |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
872 * the specified span of zero's or one's. The |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
873 * appropriate table that holds the make-up and |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
874 * terminating codes is supplied. |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
875 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
876 static __inline__ int put_1d_span(t4_state_t *s, int32_t span, const t4_run_table_entry_t *tab) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
877 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
878 const t4_run_table_entry_t *te; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
879 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
880 te = &tab[63 + (2560 >> 6)]; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
881 while (span >= 2560 + 64) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
882 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
883 if (put_encoded_bits(s, te->code, te->length)) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
884 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
885 span -= te->run_length; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
886 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
887 te = &tab[63 + (span >> 6)]; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
888 if (span >= 64) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
889 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
890 if (put_encoded_bits(s, te->code, te->length)) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
891 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
892 span -= te->run_length; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
893 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
894 if (put_encoded_bits(s, tab[span].code, tab[span].length)) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
895 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
896 return 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
897 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
898 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
899 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
900 #define pixel_is_black(x,bit) (((x)[(bit) >> 3] << ((bit) & 7)) & 0x80) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
901 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
902 /* |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
903 * Write an EOL code to the output stream. We also handle writing the tag |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
904 * bit for the next scanline when doing 2D encoding. |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
905 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
906 static void encode_eol(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
907 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
908 uint32_t code; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
909 int length; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
910 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
911 if (s->line_encoding == T4_COMPRESSION_ITU_T4_2D) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
912 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
913 code = 0x0800 | ((!s->row_is_2d) << 12); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
914 length = 13; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
915 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
916 else |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
917 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
918 /* T.4 1D EOL, or T.6 EOFB */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
919 code = 0x800; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
920 length = 12; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
921 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
922 if (s->row_bits) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
923 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
924 /* We may need to pad the row to a minimum length, unless we are in T.6 mode. |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
925 In T.6 we only come here at the end of the page to add the EOFB marker, which |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
926 is like two 1D EOLs. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
927 if (s->line_encoding != T4_COMPRESSION_ITU_T6) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
928 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
929 if (s->row_bits + length < s->t4_t6_tx.min_bits_per_row) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
930 put_encoded_bits(s, 0, s->t4_t6_tx.min_bits_per_row - (s->row_bits + length)); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
931 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
932 put_encoded_bits(s, code, length); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
933 update_row_bit_info(s); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
934 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
935 else |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
936 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
937 /* We don't pad zero length rows. They are the consecutive EOLs which end a page. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
938 put_encoded_bits(s, code, length); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
939 /* Don't do the full update row bit info, or the minimum suddenly drops to the |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
940 length of an EOL. Just clear the row bits, so we treat the next EOL as an |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
941 end of page EOL, with no padding. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
942 s->row_bits = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
943 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
944 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
945 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
946 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
947 /* |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
948 * 2D-encode a row of pixels. Consult ITU specification T.4 for the algorithm. |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
949 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
950 static void encode_2d_row(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
951 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
952 static const t4_run_table_entry_t codes[] = |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
953 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
954 { 7, 0x60, 0 }, /* VR3 0000 011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
955 { 6, 0x30, 0 }, /* VR2 0000 11 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
956 { 3, 0x06, 0 }, /* VR1 011 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
957 { 1, 0x01, 0 }, /* V0 1 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
958 { 3, 0x02, 0 }, /* VL1 010 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
959 { 6, 0x10, 0 }, /* VL2 0000 10 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
960 { 7, 0x20, 0 }, /* VL3 0000 010 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
961 { 3, 0x04, 0 }, /* horizontal 001 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
962 { 4, 0x08, 0 } /* pass 0001 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
963 }; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
964 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
965 /* The reference or starting changing element on the coding line. At the start of the coding |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
966 line, a0 is set on an imaginary white changing element situated just before the first element |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
967 on the line. During the coding of the coding line, the position of a0 is defined by the |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
968 previous coding mode. (See T.4/4.2.1.3.2.) */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
969 int a0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
970 /* The next changing element to the right of a0 on the coding line. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
971 int a1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
972 /* The next changing element to the right of a1 on the coding line. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
973 int a2; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
974 /* The first changing element on the reference line to the right of a0 and of opposite colour to a0. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
975 int b1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
976 /* The next changing element to the right of b1 on the reference line. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
977 int b2; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
978 int diff; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
979 int a_cursor; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
980 int b_cursor; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
981 int cur_steps; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
982 uint32_t *p; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
983 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
984 /* |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
985 b1 b2 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
986 XX XX XX XX XX -- -- -- -- -- XX XX XX -- -- -- -- -- |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
987 XX XX XX -- -- -- -- -- XX XX XX XX XX XX -- -- -- -- |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
988 a0 a1 a2 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
989 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
990 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
991 a) Pass mode |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
992 This mode is identified when the position of b2 lies to the left of a1. When this mode |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
993 has been coded, a0 is set on the element of the coding line below b2 in preparation for |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
994 the next coding (i.e. on a0'). |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
995 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
996 b1 b2 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
997 XX XX XX XX -- -- XX XX XX -- -- -- -- -- |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
998 XX XX -- -- -- -- -- -- -- -- -- -- XX XX |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
999 a0 a0' a1 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1000 Pass mode |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1001 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1002 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1003 However, the state where b2 occurs just above a1, as shown in the figure below, is not |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1004 considered as a pass mode. |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1005 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1006 b1 b2 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1007 XX XX XX XX -- -- XX XX XX -- -- -- -- -- |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1008 XX XX -- -- -- -- -- -- -- XX XX XX XX XX |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1009 a0 a1 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1010 Not pass mode |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1011 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1012 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1013 b) Vertical mode |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1014 When this mode is identified, the position of a1 is coded relative to the position of b1. |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1015 The relative distance a1b1 can take on one of seven values V(0), VR(1), VR(2), VR(3), |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1016 VL(1), VL(2) and VL(3), each of which is represented by a separate code word. The |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1017 subscripts R and L indicate that a1 is to the right or left respectively of b1, and the |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1018 number in brackets indicates the value of the distance a1b1. After vertical mode coding |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1019 has occurred, the position of a0 is set on a1 (see figure below). |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1020 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1021 c) Horizontal mode |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1022 When this mode is identified, both the run-lengths a0a1 and a1a2 are coded using the code |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1023 words H + M(a0a1) + M(a1a2). H is the flag code word 001 taken from the two-dimensional |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1024 code table. M(a0a1) and M(a1a2) are code words which represent the length and "colour" |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1025 of the runs a0a1 and a1a2 respectively and are taken from the appropriate white or black |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1026 one-dimensional code tables. After a horizontal mode coding, the position of a0 is set on |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1027 a2 (see figure below). |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1028 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1029 Vertical |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1030 <a1 b1> |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1031 b1 b2 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1032 -- XX XX XX XX XX -- -- -- -- -- -- -- -- XX XX XX XX -- -- -- |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1033 -- -- -- -- -- -- -- -- -- -- -- -- XX XX XX XX XX XX XX -- -- |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1034 a0 a1 a2 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1035 <-------- a0a1 --------><-------- a1a2 ------------> |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1036 Horizontal mode |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1037 Vertical and horizontal modes |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1038 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1039 /* The following implements the 2-D encoding section of the flow chart in Figure7/T.4 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1040 cur_steps = row_to_run_lengths(s->cur_runs, s->row_buf, s->image_width); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1041 /* Stretch the row a little, so when we step by 2 we are guaranteed to |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1042 hit an entry showing the row length */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1043 s->cur_runs[cur_steps] = |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1044 s->cur_runs[cur_steps + 1] = |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1045 s->cur_runs[cur_steps + 2] = s->cur_runs[cur_steps - 1]; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1046 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1047 a0 = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1048 a1 = s->cur_runs[0]; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1049 b1 = s->ref_runs[0]; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1050 a_cursor = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1051 b_cursor = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1052 for (;;) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1053 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1054 b2 = s->ref_runs[b_cursor + 1]; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1055 if (b2 >= a1) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1056 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1057 diff = b1 - a1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1058 if (abs(diff) <= 3) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1059 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1060 /* Vertical mode coding */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1061 put_encoded_bits(s, codes[diff + 3].code, codes[diff + 3].length); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1062 a0 = a1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1063 a_cursor++; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1064 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1065 else |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1066 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1067 /* Horizontal mode coding */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1068 a2 = s->cur_runs[a_cursor + 1]; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1069 put_encoded_bits(s, codes[7].code, codes[7].length); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1070 if (a0 + a1 == 0 || pixel_is_black(s->row_buf, a0) == 0) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1071 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1072 put_1d_span(s, a1 - a0, t4_white_codes); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1073 put_1d_span(s, a2 - a1, t4_black_codes); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1074 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1075 else |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1076 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1077 put_1d_span(s, a1 - a0, t4_black_codes); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1078 put_1d_span(s, a2 - a1, t4_white_codes); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1079 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1080 a0 = a2; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1081 a_cursor += 2; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1082 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1083 if (a0 >= s->image_width) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1084 break; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1085 if (a_cursor >= cur_steps) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1086 a_cursor = cur_steps - 1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1087 a1 = s->cur_runs[a_cursor]; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1088 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1089 else |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1090 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1091 /* Pass mode coding */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1092 put_encoded_bits(s, codes[8].code, codes[8].length); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1093 /* We now set a0 to somewhere in the middle of its current run, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1094 but we know are aren't moving beyond that run. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1095 a0 = b2; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1096 if (a0 >= s->image_width) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1097 break; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1098 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1099 /* We need to hunt for the correct position in the reference row, as the |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1100 runs there have no particular alignment with the runs in the current |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1101 row. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1102 if (pixel_is_black(s->row_buf, a0)) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1103 b_cursor |= 1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1104 else |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1105 b_cursor &= ~1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1106 if (a0 < (int) s->ref_runs[b_cursor]) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1107 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1108 for ( ; b_cursor >= 0; b_cursor -= 2) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1109 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1110 if (a0 >= (int) s->ref_runs[b_cursor]) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1111 break; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1112 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1113 b_cursor += 2; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1114 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1115 else |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1116 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1117 for ( ; b_cursor < s->t4_t6_tx.ref_steps; b_cursor += 2) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1118 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1119 if (a0 < (int) s->ref_runs[b_cursor]) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1120 break; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1121 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1122 if (b_cursor >= s->t4_t6_tx.ref_steps) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1123 b_cursor = s->t4_t6_tx.ref_steps - 1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1124 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1125 b1 = s->ref_runs[b_cursor]; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1126 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1127 /* Swap the buffers */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1128 s->t4_t6_tx.ref_steps = cur_steps; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1129 p = s->cur_runs; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1130 s->cur_runs = s->ref_runs; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1131 s->ref_runs = p; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1132 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1133 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1134 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1135 /* |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1136 * 1D-encode a row of pixels. The encoding is a sequence of all-white or |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1137 * all-black spans of pixels encoded with Huffman codes. |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1138 */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1139 static void encode_1d_row(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1140 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1141 int i; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1142 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1143 /* Do our work in the reference row buffer, and it is already in place if |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1144 we need a reference row for a following 2D encoded row. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1145 s->t4_t6_tx.ref_steps = row_to_run_lengths(s->ref_runs, s->row_buf, s->image_width); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1146 put_1d_span(s, s->ref_runs[0], t4_white_codes); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1147 for (i = 1; i < s->t4_t6_tx.ref_steps; i++) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1148 put_1d_span(s, s->ref_runs[i] - s->ref_runs[i - 1], (i & 1) ? t4_black_codes : t4_white_codes); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1149 /* Stretch the row a little, so when we step by 2 we are guaranteed to |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1150 hit an entry showing the row length */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1151 s->ref_runs[s->t4_t6_tx.ref_steps] = |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1152 s->ref_runs[s->t4_t6_tx.ref_steps + 1] = |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1153 s->ref_runs[s->t4_t6_tx.ref_steps + 2] = s->ref_runs[s->t4_t6_tx.ref_steps - 1]; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1154 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1155 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1156 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1157 static int encode_row(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1158 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1159 switch (s->line_encoding) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1160 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1161 case T4_COMPRESSION_ITU_T6: |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1162 /* T.6 compression is a trivial step up from T.4 2D, so we just |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1163 throw it in here. T.6 is only used with error correction, |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1164 so it does not need independantly compressed (i.e. 1D) lines |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1165 to recover from data errors. It doesn't need EOLs, either. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1166 if (s->row_bits) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1167 update_row_bit_info(s); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1168 encode_2d_row(s); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1169 break; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1170 case T4_COMPRESSION_ITU_T4_2D: |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1171 encode_eol(s); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1172 if (s->row_is_2d) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1173 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1174 encode_2d_row(s); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1175 s->t4_t6_tx.rows_to_next_1d_row--; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1176 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1177 else |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1178 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1179 encode_1d_row(s); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1180 s->row_is_2d = TRUE; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1181 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1182 if (s->t4_t6_tx.rows_to_next_1d_row <= 0) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1183 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1184 /* Insert a row of 1D encoding */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1185 s->row_is_2d = FALSE; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1186 s->t4_t6_tx.rows_to_next_1d_row = s->t4_t6_tx.max_rows_to_next_1d_row - 1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1187 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1188 break; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1189 default: |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1190 case T4_COMPRESSION_ITU_T4_1D: |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1191 encode_eol(s); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1192 encode_1d_row(s); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1193 break; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1194 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1195 s->row++; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1196 return 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1197 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1198 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1199 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1200 SPAN_DECLARE(int) t4_tx_set_row_read_handler(t4_state_t *s, t4_row_read_handler_t handler, void *user_data) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1201 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1202 s->t4_t6_tx.row_read_handler = handler; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1203 s->t4_t6_tx.row_read_user_data = user_data; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1204 return 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1205 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1206 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1207 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1208 SPAN_DECLARE(t4_state_t *) t4_tx_init(t4_state_t *s, const char *file, int start_page, int stop_page) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1209 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1210 int run_space; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1211 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1212 if (s == NULL) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1213 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1214 if ((s = (t4_state_t *) malloc(sizeof(*s))) == NULL) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1215 return NULL; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1216 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1217 memset(s, 0, sizeof(*s)); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1218 span_log_init(&s->logging, SPAN_LOG_NONE, NULL); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1219 span_log_set_protocol(&s->logging, "T.4"); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1220 s->rx = FALSE; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1221 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1222 span_log(&s->logging, SPAN_LOG_FLOW, "Start tx document\n"); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1223 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1224 if (open_tiff_input_file(s, file) < 0) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1225 return NULL; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1226 s->tiff.file = strdup(file); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1227 s->current_page = |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1228 s->tiff.start_page = (start_page >= 0) ? start_page : 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1229 s->tiff.stop_page = (stop_page >= 0) ? stop_page : INT_MAX; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1230 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1231 if (!TIFFSetDirectory(s->tiff.tiff_file, (tdir_t) s->current_page)) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1232 return NULL; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1233 if (get_tiff_directory_info(s)) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1234 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1235 close_tiff_input_file(s); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1236 return NULL; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1237 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1238 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1239 s->t4_t6_tx.rows_to_next_1d_row = s->t4_t6_tx.max_rows_to_next_1d_row - 1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1240 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1241 s->tiff.pages_in_file = -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1242 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1243 run_space = (s->image_width + 4)*sizeof(uint32_t); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1244 if ((s->cur_runs = (uint32_t *) malloc(run_space)) == NULL) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1245 return NULL; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1246 if ((s->ref_runs = (uint32_t *) malloc(run_space)) == NULL) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1247 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1248 free_buffers(s); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1249 close_tiff_input_file(s); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1250 return NULL; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1251 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1252 if ((s->row_buf = malloc(s->bytes_per_row)) == NULL) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1253 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1254 free_buffers(s); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1255 close_tiff_input_file(s); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1256 return NULL; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1257 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1258 s->ref_runs[0] = |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1259 s->ref_runs[1] = |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1260 s->ref_runs[2] = |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1261 s->ref_runs[3] = s->image_width; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1262 s->t4_t6_tx.ref_steps = 1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1263 s->image_buffer_size = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1264 return s; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1265 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1266 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1267 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1268 SPAN_DECLARE(int) t4_tx_start_page(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1269 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1270 int row; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1271 int i; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1272 int run_space; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1273 int len; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1274 int old_image_width; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1275 uint8_t *bufptr8; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1276 uint32_t *bufptr; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1277 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1278 span_log(&s->logging, SPAN_LOG_FLOW, "Start tx page %d\n", s->current_page); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1279 if (s->current_page > s->tiff.stop_page) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1280 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1281 if (s->tiff.tiff_file == NULL) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1282 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1283 old_image_width = s->image_width; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1284 if (s->t4_t6_tx.row_read_handler == NULL) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1285 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1286 #if defined(HAVE_LIBTIFF) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1287 if (!TIFFSetDirectory(s->tiff.tiff_file, (tdir_t) s->current_page)) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1288 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1289 get_tiff_directory_info(s); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1290 #endif |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1291 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1292 s->image_size = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1293 s->tx_bitstream = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1294 s->tx_bits = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1295 s->row_is_2d = (s->line_encoding == T4_COMPRESSION_ITU_T6); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1296 s->t4_t6_tx.rows_to_next_1d_row = s->t4_t6_tx.max_rows_to_next_1d_row - 1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1297 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1298 /* Allow for pages being of different width. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1299 run_space = (s->image_width + 4)*sizeof(uint32_t); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1300 if (old_image_width != s->image_width) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1301 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1302 s->bytes_per_row = (s->image_width + 7)/8; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1303 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1304 if ((bufptr = (uint32_t *) realloc(s->cur_runs, run_space)) == NULL) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1305 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1306 s->cur_runs = bufptr; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1307 if ((bufptr = (uint32_t *) realloc(s->ref_runs, run_space)) == NULL) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1308 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1309 s->ref_runs = bufptr; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1310 if ((bufptr8 = realloc(s->row_buf, s->bytes_per_row)) == NULL) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1311 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1312 s->row_buf = bufptr8; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1313 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1314 s->ref_runs[0] = |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1315 s->ref_runs[1] = |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1316 s->ref_runs[2] = |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1317 s->ref_runs[3] = s->image_width; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1318 s->t4_t6_tx.ref_steps = 1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1319 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1320 s->row_bits = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1321 s->min_row_bits = INT_MAX; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1322 s->max_row_bits = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1323 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1324 if (s->t4_t6_tx.header_info && s->t4_t6_tx.header_info[0]) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1325 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1326 if (t4_tx_put_fax_header(s)) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1327 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1328 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1329 if (s->t4_t6_tx.row_read_handler) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1330 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1331 for (row = 0; ; row++) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1332 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1333 if ((len = s->t4_t6_tx.row_read_handler(s->t4_t6_tx.row_read_user_data, s->row_buf, s->bytes_per_row)) < 0) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1334 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1335 span_log(&s->logging, SPAN_LOG_WARNING, "%s: Read error at row %d.\n", s->tiff.file, row); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1336 break; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1337 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1338 if (len == 0) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1339 break; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1340 if (encode_row(s)) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1341 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1342 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1343 s->image_length = row; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1344 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1345 else |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1346 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1347 if ((s->image_length = read_tiff_image(s)) < 0) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1348 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1349 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1350 if (s->line_encoding == T4_COMPRESSION_ITU_T6) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1351 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1352 /* Attach an EOFB (end of facsimile block == 2 x EOLs) to the end of the page */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1353 for (i = 0; i < EOLS_TO_END_T6_TX_PAGE; i++) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1354 encode_eol(s); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1355 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1356 else |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1357 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1358 /* Attach an RTC (return to control == 6 x EOLs) to the end of the page */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1359 s->row_is_2d = FALSE; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1360 for (i = 0; i < EOLS_TO_END_T4_TX_PAGE; i++) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1361 encode_eol(s); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1362 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1363 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1364 /* Force any partial byte in progress to flush using ones. Any post EOL padding when |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1365 sending is normally ones, so this is consistent. */ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1366 put_encoded_bits(s, 0xFF, 7); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1367 s->t4_t6_tx.bit_pos = 7; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1368 s->t4_t6_tx.bit_ptr = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1369 s->line_image_size = s->image_size*8; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1370 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1371 return 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1372 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1373 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1374 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1375 SPAN_DECLARE(int) t4_tx_next_page_has_different_format(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1376 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1377 span_log(&s->logging, SPAN_LOG_FLOW, "Checking for the existance of page %d\n", s->current_page + 1); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1378 if (s->current_page >= s->tiff.stop_page) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1379 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1380 if (s->t4_t6_tx.row_read_handler == NULL) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1381 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1382 #if defined(HAVE_LIBTIFF) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1383 if (s->tiff.tiff_file == NULL) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1384 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1385 if (!TIFFSetDirectory(s->tiff.tiff_file, (tdir_t) s->current_page + 1)) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1386 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1387 return test_tiff_directory_info(s); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1388 #endif |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1389 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1390 return 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1391 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1392 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1393 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1394 SPAN_DECLARE(int) t4_tx_restart_page(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1395 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1396 s->t4_t6_tx.bit_pos = 7; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1397 s->t4_t6_tx.bit_ptr = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1398 return 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1399 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1400 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1401 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1402 SPAN_DECLARE(int) t4_tx_end_page(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1403 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1404 s->current_page++; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1405 return 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1406 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1407 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1408 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1409 SPAN_DECLARE(int) t4_tx_get_bit(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1410 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1411 int bit; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1412 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1413 if (s->t4_t6_tx.bit_ptr >= s->image_size) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1414 return SIG_STATUS_END_OF_DATA; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1415 bit = (s->image_buffer[s->t4_t6_tx.bit_ptr] >> (7 - s->t4_t6_tx.bit_pos)) & 1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1416 if (--s->t4_t6_tx.bit_pos < 0) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1417 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1418 s->t4_t6_tx.bit_pos = 7; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1419 s->t4_t6_tx.bit_ptr++; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1420 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1421 return bit; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1422 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1423 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1424 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1425 SPAN_DECLARE(int) t4_tx_get_byte(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1426 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1427 if (s->t4_t6_tx.bit_ptr >= s->image_size) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1428 return 0x100; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1429 return s->image_buffer[s->t4_t6_tx.bit_ptr++]; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1430 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1431 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1432 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1433 SPAN_DECLARE(int) t4_tx_get_chunk(t4_state_t *s, uint8_t buf[], int max_len) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1434 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1435 if (s->t4_t6_tx.bit_ptr >= s->image_size) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1436 return 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1437 if (s->t4_t6_tx.bit_ptr + max_len > s->image_size) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1438 max_len = s->image_size - s->t4_t6_tx.bit_ptr; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1439 memcpy(buf, &s->image_buffer[s->t4_t6_tx.bit_ptr], max_len); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1440 s->t4_t6_tx.bit_ptr += max_len; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1441 return max_len; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1442 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1443 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1444 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1445 SPAN_DECLARE(int) t4_tx_check_bit(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1446 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1447 int bit; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1448 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1449 if (s->t4_t6_tx.bit_ptr >= s->image_size) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1450 return SIG_STATUS_END_OF_DATA; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1451 bit = (s->image_buffer[s->t4_t6_tx.bit_ptr] >> s->t4_t6_tx.bit_pos) & 1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1452 return bit; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1453 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1454 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1455 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1456 SPAN_DECLARE(int) t4_tx_release(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1457 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1458 if (s->rx) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1459 return -1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1460 if (s->tiff.tiff_file) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1461 close_tiff_input_file(s); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1462 free_buffers(s); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1463 return 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1464 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1465 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1466 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1467 SPAN_DECLARE(int) t4_tx_free(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1468 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1469 int ret; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1470 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1471 ret = t4_tx_release(s); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1472 free(s); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1473 return ret; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1474 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1475 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1476 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1477 SPAN_DECLARE(void) t4_tx_set_tx_encoding(t4_state_t *s, int encoding) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1478 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1479 s->line_encoding = encoding; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1480 s->t4_t6_tx.rows_to_next_1d_row = s->t4_t6_tx.max_rows_to_next_1d_row - 1; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1481 s->row_is_2d = FALSE; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1482 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1483 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1484 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1485 SPAN_DECLARE(void) t4_tx_set_min_row_bits(t4_state_t *s, int bits) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1486 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1487 s->t4_t6_tx.min_bits_per_row = bits; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1488 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1489 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1490 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1491 SPAN_DECLARE(void) t4_tx_set_local_ident(t4_state_t *s, const char *ident) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1492 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1493 s->tiff.local_ident = (ident && ident[0]) ? ident : NULL; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1494 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1495 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1496 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1497 SPAN_DECLARE(void) t4_tx_set_header_info(t4_state_t *s, const char *info) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1498 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1499 s->t4_t6_tx.header_info = (info && info[0]) ? info : NULL; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1500 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1501 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1502 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1503 SPAN_DECLARE(int) t4_tx_get_y_resolution(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1504 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1505 return s->y_resolution; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1506 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1507 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1508 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1509 SPAN_DECLARE(int) t4_tx_get_x_resolution(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1510 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1511 return s->x_resolution; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1512 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1513 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1514 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1515 SPAN_DECLARE(int) t4_tx_get_image_width(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1516 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1517 return s->image_width; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1518 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1519 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1520 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1521 SPAN_DECLARE(int) t4_tx_get_pages_in_file(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1522 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1523 int max; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1524 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1525 max = 0; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1526 if (s->t4_t6_tx.row_read_handler == NULL) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1527 max = get_tiff_total_pages(s); |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1528 if (max >= 0) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1529 s->tiff.pages_in_file = max; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1530 return max; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1531 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1532 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1533 |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1534 SPAN_DECLARE(int) t4_tx_get_current_page_in_file(t4_state_t *s) |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1535 { |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1536 return s->current_page; |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1537 } |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1538 /*- End of function --------------------------------------------------------*/ |
26cd8f1ef0b1
import spandsp-0.0.6pre17
Peter Meerwald <pmeerw@cosy.sbg.ac.at>
parents:
diff
changeset
|
1539 /*- End of file ------------------------------------------------------------*/ |