Mercurial > hg > audiostuff
diff spandsp-0.0.6pre17/src/v17_v32bis_tx_constellation_maps.h @ 4:26cd8f1ef0b1
import spandsp-0.0.6pre17
| author | Peter Meerwald <pmeerw@cosy.sbg.ac.at> |
|---|---|
| date | Fri, 25 Jun 2010 15:50:58 +0200 |
| parents | |
| children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/spandsp-0.0.6pre17/src/v17_v32bis_tx_constellation_maps.h Fri Jun 25 15:50:58 2010 +0200 @@ -0,0 +1,328 @@ +/* + * SpanDSP - a series of DSP components for telephony + * + * v17_v32bis_tx_constellation_maps.h - ITU V.17 and V.32bis modems + * transmit part. + * Constellation mapping. + * + * Written by Steve Underwood <steveu@coppice.org> + * + * Copyright (C) 2004 Steve Underwood + * + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 2.1, + * as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + * $Id: v17_v32bis_tx_constellation_maps.h,v 1.1.4.1 2009/12/24 16:52:30 steveu Exp $ + */ + +#if defined(SPANDSP_USE_FIXED_POINTx) +static const complexi16_t v17_v32bis_14400_constellation[128] = +#else +static const complexf_t v17_v32bis_14400_constellation[128] = +#endif +{ + {-8, -3}, /* 0x00 */ + { 9, 2}, /* 0x01 */ + { 2, -9}, /* 0x02 */ + {-3, 8}, /* 0x03 */ + { 8, 3}, /* 0x04 */ + {-9, -2}, /* 0x05 */ + {-2, 9}, /* 0x06 */ + { 3, -8}, /* 0x07 */ + {-8, 1}, /* 0x08 */ + { 9, -2}, /* 0x09 */ + {-2, -9}, /* 0x0A */ + { 1, 8}, /* 0x0B */ + { 8, -1}, /* 0x0C */ + {-9, 2}, /* 0x0D */ + { 2, 9}, /* 0x0E */ + {-1, -8}, /* 0x0F */ + {-4, -3}, /* 0x10 */ + { 5, 2}, /* 0x11 */ + { 2, -5}, /* 0x12 */ + {-3, 4}, /* 0x13 */ + { 4, 3}, /* 0x14 */ + {-5, -2}, /* 0x15 */ + {-2, 5}, /* 0x16 */ + { 3, -4}, /* 0x17 */ + {-4, 1}, /* 0x18 */ + { 5, -2}, /* 0x19 */ + {-2, -5}, /* 0x1A */ + { 1, 4}, /* 0x1B */ + { 4, -1}, /* 0x1C */ + {-5, 2}, /* 0x1D */ + { 2, 5}, /* 0x1E */ + {-1, -4}, /* 0x1F */ + { 4, -3}, /* 0x20 */ + {-3, 2}, /* 0x21 */ + { 2, 3}, /* 0x22 */ + {-3, -4}, /* 0x23 */ + {-4, 3}, /* 0x24 */ + { 3, -2}, /* 0x25 */ + {-2, -3}, /* 0x26 */ + { 3, 4}, /* 0x27 */ + { 4, 1}, /* 0x28 */ + {-3, -2}, /* 0x29 */ + {-2, 3}, /* 0x2A */ + { 1, -4}, /* 0x2B */ + {-4, -1}, /* 0x2C */ + { 3, 2}, /* 0x2D */ + { 2, -3}, /* 0x2E */ + {-1, 4}, /* 0x2F */ + { 0, -3}, /* 0x30 */ + { 1, 2}, /* 0x31 */ + { 2, -1}, /* 0x32 */ + {-3, 0}, /* 0x33 */ + { 0, 3}, /* 0x34 */ + {-1, -2}, /* 0x35 */ + {-2, 1}, /* 0x36 */ + { 3, 0}, /* 0x37 */ + { 0, 1}, /* 0x38 */ + { 1, -2}, /* 0x39 */ + {-2, -1}, /* 0x3A */ + { 1, 0}, /* 0x3B */ + { 0, -1}, /* 0x3C */ + {-1, 2}, /* 0x3D */ + { 2, 1}, /* 0x3E */ + {-1, 0}, /* 0x3F */ + { 8, -3}, /* 0x40 */ + {-7, 2}, /* 0x41 */ + { 2, 7}, /* 0x42 */ + {-3, -8}, /* 0x43 */ + {-8, 3}, /* 0x44 */ + { 7, -2}, /* 0x45 */ + {-2, -7}, /* 0x46 */ + { 3, 8}, /* 0x47 */ + { 8, 1}, /* 0x48 */ + {-7, -2}, /* 0x49 */ + {-2, 7}, /* 0x4A */ + { 1, -8}, /* 0x4B */ + {-8, -1}, /* 0x4C */ + { 7, 2}, /* 0x4D */ + { 2, -7}, /* 0x4E */ + {-1, 8}, /* 0x4F */ + {-4, -7}, /* 0x50 */ + { 5, 6}, /* 0x51 */ + { 6, -5}, /* 0x52 */ + {-7, 4}, /* 0x53 */ + { 4, 7}, /* 0x54 */ + {-5, -6}, /* 0x55 */ + {-6, 5}, /* 0x56 */ + { 7, -4}, /* 0x57 */ + {-4, 5}, /* 0x58 */ + { 5, -6}, /* 0x59 */ + {-6, -5}, /* 0x5A */ + { 5, 4}, /* 0x5B */ + { 4, -5}, /* 0x5C */ + {-5, 6}, /* 0x5D */ + { 6, 5}, /* 0x5E */ + {-5, -4}, /* 0x5F */ + { 4, -7}, /* 0x60 */ + {-3, 6}, /* 0x61 */ + { 6, 3}, /* 0x62 */ + {-7, -4}, /* 0x63 */ + {-4, 7}, /* 0x64 */ + { 3, -6}, /* 0x65 */ + {-6, -3}, /* 0x66 */ + { 7, 4}, /* 0x67 */ + { 4, 5}, /* 0x68 */ + {-3, -6}, /* 0x69 */ + {-6, 3}, /* 0x6A */ + { 5, -4}, /* 0x6B */ + {-4, -5}, /* 0x6C */ + { 3, 6}, /* 0x6D */ + { 6, -3}, /* 0x6E */ + {-5, 4}, /* 0x6F */ + { 0, -7}, /* 0x70 */ + { 1, 6}, /* 0x71 */ + { 6, -1}, /* 0x72 */ + {-7, 0}, /* 0x73 */ + { 0, 7}, /* 0x74 */ + {-1, -6}, /* 0x75 */ + {-6, 1}, /* 0x76 */ + { 7, 0}, /* 0x77 */ + { 0, 5}, /* 0x78 */ + { 1, -6}, /* 0x79 */ + {-6, -1}, /* 0x7A */ + { 5, 0}, /* 0x7B */ + { 0, -5}, /* 0x7C */ + {-1, 6}, /* 0x7D */ + { 6, 1}, /* 0x7E */ + {-5, 0} /* 0x7F */ +}; + +#if defined(SPANDSP_USE_FIXED_POINTx) +static const complexi16_t v17_v32bis_12000_constellation[64] = +#else +static const complexf_t v17_v32bis_12000_constellation[64] = +#endif +{ + { 7, 1}, /* 0x00 */ + {-5, -1}, /* 0x01 */ + {-1, 5}, /* 0x02 */ + { 1, -7}, /* 0x03 */ + {-7, -1}, /* 0x04 */ + { 5, 1}, /* 0x05 */ + { 1, -5}, /* 0x06 */ + {-1, 7}, /* 0x07 */ + { 3, -3}, /* 0x08 */ + {-1, 3}, /* 0x09 */ + { 3, 1}, /* 0x0A */ + {-3, -3}, /* 0x0B */ + {-3, 3}, /* 0x0C */ + { 1, -3}, /* 0x0D */ + {-3, -1}, /* 0x0E */ + { 3, 3}, /* 0x0F */ + { 7, -7}, /* 0x10 */ + {-5, 7}, /* 0x11 */ + { 7, 5}, /* 0x12 */ + {-7, -7}, /* 0x13 */ + {-7, 7}, /* 0x14 */ + { 5, -7}, /* 0x15 */ + {-7, -5}, /* 0x16 */ + { 7, 7}, /* 0x17 */ + {-1, -7}, /* 0x18 */ + { 3, 7}, /* 0x19 */ + { 7, -3}, /* 0x1A */ + {-7, 1}, /* 0x1B */ + { 1, 7}, /* 0x1C */ + {-3, -7}, /* 0x1D */ + {-7, 3}, /* 0x1E */ + { 7, -1}, /* 0x1F */ + { 3, 5}, /* 0x20 */ + {-1, -5}, /* 0x21 */ + {-5, 1}, /* 0x22 */ + { 5, -3}, /* 0x23 */ + {-3, -5}, /* 0x24 */ + { 1, 5}, /* 0x25 */ + { 5, -1}, /* 0x26 */ + {-5, 3}, /* 0x27 */ + {-1, 1}, /* 0x28 */ + { 3, -1}, /* 0x29 */ + {-1, -3}, /* 0x2A */ + { 1, 1}, /* 0x2B */ + { 1, -1}, /* 0x2C */ + {-3, 1}, /* 0x2D */ + { 1, 3}, /* 0x2E */ + {-1, -1}, /* 0x2F */ + {-5, 5}, /* 0x30 */ + { 7, -5}, /* 0x31 */ + {-5, -7}, /* 0x32 */ + { 5, 5}, /* 0x33 */ + { 5, -5}, /* 0x34 */ + {-7, 5}, /* 0x35 */ + { 5, 7}, /* 0x36 */ + {-5, -5}, /* 0x37 */ + {-5, -3}, /* 0x38 */ + { 7, 3}, /* 0x39 */ + { 3, -7}, /* 0x3A */ + {-3, 5}, /* 0x3B */ + { 5, 3}, /* 0x3C */ + {-7, -3}, /* 0x3D */ + {-3, 7}, /* 0x3E */ + { 3, -5} /* 0x3F */ +}; + +#if defined(SPANDSP_USE_FIXED_POINTx) +static const complexi16_t v17_v32bis_9600_constellation[32] = +#else +static const complexf_t v17_v32bis_9600_constellation[32] = +#endif +{ + {-8, 2}, /* 0x00 */ + {-6, -4}, /* 0x01 */ + {-4, 6}, /* 0x02 */ + { 2, 8}, /* 0x03 */ + { 8, -2}, /* 0x04 */ + { 6, 4}, /* 0x05 */ + { 4, -6}, /* 0x06 */ + {-2, -8}, /* 0x07 */ + { 0, 2}, /* 0x08 */ + {-6, 4}, /* 0x09 */ + { 4, 6}, /* 0x0A */ + { 2, 0}, /* 0x0B */ + { 0, -2}, /* 0x0C */ + { 6, -4}, /* 0x0D */ + {-4, -6}, /* 0x0E */ + {-2, 0}, /* 0x0F */ + { 0, -6}, /* 0x10 */ + { 2, -4}, /* 0x11 */ + {-4, -2}, /* 0x12 */ + {-6, 0}, /* 0x13 */ + { 0, 6}, /* 0x14 */ + {-2, 4}, /* 0x15 */ + { 4, 2}, /* 0x16 */ + { 6, 0}, /* 0x17 */ + { 8, 2}, /* 0x18 */ + { 2, 4}, /* 0x19 */ + { 4, -2}, /* 0x1A */ + { 2, -8}, /* 0x1B */ + {-8, -2}, /* 0x1C */ + {-2, -4}, /* 0x1D */ + {-4, 2}, /* 0x1E */ + {-2, 8} /* 0x1F */ +}; + +#if defined(SPANDSP_USE_FIXED_POINTx) +static const complexi16_t v17_v32bis_7200_constellation[16] = +#else +static const complexf_t v17_v32bis_7200_constellation[16] = +#endif +{ + { 6, -6}, /* 0x00 */ + {-2, 6}, /* 0x01 */ + { 6, 2}, /* 0x02 */ + {-6, -6}, /* 0x03 */ + {-6, 6}, /* 0x04 */ + { 2, -6}, /* 0x05 */ + {-6, -2}, /* 0x06 */ + { 6, 6}, /* 0x07 */ + {-2, 2}, /* 0x08 */ + { 6, -2}, /* 0x09 */ + {-2, -6}, /* 0x0A */ + { 2, 2}, /* 0x0B */ + { 2, -2}, /* 0x0C */ + {-6, 2}, /* 0x0D */ + { 2, 6}, /* 0x0E */ + {-2, -2} /* 0x0F */ +}; + +/* This one does not exist in V.17 as a data constellation. It is only + the equaliser training constellation. In V.32/V.32bis it is a data mode. */ +#if defined(SPANDSP_USE_FIXED_POINTx) +static const complexi16_t v17_v32bis_4800_constellation[4] = +#else +static const complexf_t v17_v32bis_4800_constellation[4] = +#endif +{ + {-6, -2}, /* 0x00 */ + {-2, 6}, /* 0x01 */ + { 2, -6}, /* 0x02 */ + { 6, 2} /* 0x03 */ +}; + +#if defined(SPANDSP_USE_FIXED_POINTx) +static const complexi16_t v17_v32bis_abcd_constellation[4] = +#else +static const complexf_t v17_v32bis_abcd_constellation[4] = +#endif +{ + {-6, -2}, /* A */ + { 2, -6}, /* B */ + { 6, 2}, /* C */ + {-2, 6} /* D */ +}; + +/*- End of file ------------------------------------------------------------*/