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comparison spandsp-0.0.6pre17/src/v17_v32bis_tx_constellation_maps.h @ 4:26cd8f1ef0b1

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import spandsp-0.0.6pre17
author Peter Meerwald <pmeerw@cosy.sbg.ac.at>
date Fri, 25 Jun 2010 15:50:58 +0200
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3:c6c5a16ce2f2 4:26cd8f1ef0b1
1 /*
2 * SpanDSP - a series of DSP components for telephony
3 *
4 * v17_v32bis_tx_constellation_maps.h - ITU V.17 and V.32bis modems
5 * transmit part.
6 * Constellation mapping.
7 *
8 * Written by Steve Underwood <steveu@coppice.org>
9 *
10 * Copyright (C) 2004 Steve Underwood
11 *
12 * All rights reserved.
13 *
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU Lesser General Public License version 2.1,
16 * as published by the Free Software Foundation.
17 *
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU Lesser General Public License for more details.
22 *
23 * You should have received a copy of the GNU Lesser General Public
24 * License along with this program; if not, write to the Free Software
25 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
26 *
27 * $Id: v17_v32bis_tx_constellation_maps.h,v 1.1.4.1 2009/12/24 16:52:30 steveu Exp $
28 */
29
30 #if defined(SPANDSP_USE_FIXED_POINTx)
31 static const complexi16_t v17_v32bis_14400_constellation[128] =
32 #else
33 static const complexf_t v17_v32bis_14400_constellation[128] =
34 #endif
35 {
36 {-8, -3}, /* 0x00 */
37 { 9, 2}, /* 0x01 */
38 { 2, -9}, /* 0x02 */
39 {-3, 8}, /* 0x03 */
40 { 8, 3}, /* 0x04 */
41 {-9, -2}, /* 0x05 */
42 {-2, 9}, /* 0x06 */
43 { 3, -8}, /* 0x07 */
44 {-8, 1}, /* 0x08 */
45 { 9, -2}, /* 0x09 */
46 {-2, -9}, /* 0x0A */
47 { 1, 8}, /* 0x0B */
48 { 8, -1}, /* 0x0C */
49 {-9, 2}, /* 0x0D */
50 { 2, 9}, /* 0x0E */
51 {-1, -8}, /* 0x0F */
52 {-4, -3}, /* 0x10 */
53 { 5, 2}, /* 0x11 */
54 { 2, -5}, /* 0x12 */
55 {-3, 4}, /* 0x13 */
56 { 4, 3}, /* 0x14 */
57 {-5, -2}, /* 0x15 */
58 {-2, 5}, /* 0x16 */
59 { 3, -4}, /* 0x17 */
60 {-4, 1}, /* 0x18 */
61 { 5, -2}, /* 0x19 */
62 {-2, -5}, /* 0x1A */
63 { 1, 4}, /* 0x1B */
64 { 4, -1}, /* 0x1C */
65 {-5, 2}, /* 0x1D */
66 { 2, 5}, /* 0x1E */
67 {-1, -4}, /* 0x1F */
68 { 4, -3}, /* 0x20 */
69 {-3, 2}, /* 0x21 */
70 { 2, 3}, /* 0x22 */
71 {-3, -4}, /* 0x23 */
72 {-4, 3}, /* 0x24 */
73 { 3, -2}, /* 0x25 */
74 {-2, -3}, /* 0x26 */
75 { 3, 4}, /* 0x27 */
76 { 4, 1}, /* 0x28 */
77 {-3, -2}, /* 0x29 */
78 {-2, 3}, /* 0x2A */
79 { 1, -4}, /* 0x2B */
80 {-4, -1}, /* 0x2C */
81 { 3, 2}, /* 0x2D */
82 { 2, -3}, /* 0x2E */
83 {-1, 4}, /* 0x2F */
84 { 0, -3}, /* 0x30 */
85 { 1, 2}, /* 0x31 */
86 { 2, -1}, /* 0x32 */
87 {-3, 0}, /* 0x33 */
88 { 0, 3}, /* 0x34 */
89 {-1, -2}, /* 0x35 */
90 {-2, 1}, /* 0x36 */
91 { 3, 0}, /* 0x37 */
92 { 0, 1}, /* 0x38 */
93 { 1, -2}, /* 0x39 */
94 {-2, -1}, /* 0x3A */
95 { 1, 0}, /* 0x3B */
96 { 0, -1}, /* 0x3C */
97 {-1, 2}, /* 0x3D */
98 { 2, 1}, /* 0x3E */
99 {-1, 0}, /* 0x3F */
100 { 8, -3}, /* 0x40 */
101 {-7, 2}, /* 0x41 */
102 { 2, 7}, /* 0x42 */
103 {-3, -8}, /* 0x43 */
104 {-8, 3}, /* 0x44 */
105 { 7, -2}, /* 0x45 */
106 {-2, -7}, /* 0x46 */
107 { 3, 8}, /* 0x47 */
108 { 8, 1}, /* 0x48 */
109 {-7, -2}, /* 0x49 */
110 {-2, 7}, /* 0x4A */
111 { 1, -8}, /* 0x4B */
112 {-8, -1}, /* 0x4C */
113 { 7, 2}, /* 0x4D */
114 { 2, -7}, /* 0x4E */
115 {-1, 8}, /* 0x4F */
116 {-4, -7}, /* 0x50 */
117 { 5, 6}, /* 0x51 */
118 { 6, -5}, /* 0x52 */
119 {-7, 4}, /* 0x53 */
120 { 4, 7}, /* 0x54 */
121 {-5, -6}, /* 0x55 */
122 {-6, 5}, /* 0x56 */
123 { 7, -4}, /* 0x57 */
124 {-4, 5}, /* 0x58 */
125 { 5, -6}, /* 0x59 */
126 {-6, -5}, /* 0x5A */
127 { 5, 4}, /* 0x5B */
128 { 4, -5}, /* 0x5C */
129 {-5, 6}, /* 0x5D */
130 { 6, 5}, /* 0x5E */
131 {-5, -4}, /* 0x5F */
132 { 4, -7}, /* 0x60 */
133 {-3, 6}, /* 0x61 */
134 { 6, 3}, /* 0x62 */
135 {-7, -4}, /* 0x63 */
136 {-4, 7}, /* 0x64 */
137 { 3, -6}, /* 0x65 */
138 {-6, -3}, /* 0x66 */
139 { 7, 4}, /* 0x67 */
140 { 4, 5}, /* 0x68 */
141 {-3, -6}, /* 0x69 */
142 {-6, 3}, /* 0x6A */
143 { 5, -4}, /* 0x6B */
144 {-4, -5}, /* 0x6C */
145 { 3, 6}, /* 0x6D */
146 { 6, -3}, /* 0x6E */
147 {-5, 4}, /* 0x6F */
148 { 0, -7}, /* 0x70 */
149 { 1, 6}, /* 0x71 */
150 { 6, -1}, /* 0x72 */
151 {-7, 0}, /* 0x73 */
152 { 0, 7}, /* 0x74 */
153 {-1, -6}, /* 0x75 */
154 {-6, 1}, /* 0x76 */
155 { 7, 0}, /* 0x77 */
156 { 0, 5}, /* 0x78 */
157 { 1, -6}, /* 0x79 */
158 {-6, -1}, /* 0x7A */
159 { 5, 0}, /* 0x7B */
160 { 0, -5}, /* 0x7C */
161 {-1, 6}, /* 0x7D */
162 { 6, 1}, /* 0x7E */
163 {-5, 0} /* 0x7F */
164 };
165
166 #if defined(SPANDSP_USE_FIXED_POINTx)
167 static const complexi16_t v17_v32bis_12000_constellation[64] =
168 #else
169 static const complexf_t v17_v32bis_12000_constellation[64] =
170 #endif
171 {
172 { 7, 1}, /* 0x00 */
173 {-5, -1}, /* 0x01 */
174 {-1, 5}, /* 0x02 */
175 { 1, -7}, /* 0x03 */
176 {-7, -1}, /* 0x04 */
177 { 5, 1}, /* 0x05 */
178 { 1, -5}, /* 0x06 */
179 {-1, 7}, /* 0x07 */
180 { 3, -3}, /* 0x08 */
181 {-1, 3}, /* 0x09 */
182 { 3, 1}, /* 0x0A */
183 {-3, -3}, /* 0x0B */
184 {-3, 3}, /* 0x0C */
185 { 1, -3}, /* 0x0D */
186 {-3, -1}, /* 0x0E */
187 { 3, 3}, /* 0x0F */
188 { 7, -7}, /* 0x10 */
189 {-5, 7}, /* 0x11 */
190 { 7, 5}, /* 0x12 */
191 {-7, -7}, /* 0x13 */
192 {-7, 7}, /* 0x14 */
193 { 5, -7}, /* 0x15 */
194 {-7, -5}, /* 0x16 */
195 { 7, 7}, /* 0x17 */
196 {-1, -7}, /* 0x18 */
197 { 3, 7}, /* 0x19 */
198 { 7, -3}, /* 0x1A */
199 {-7, 1}, /* 0x1B */
200 { 1, 7}, /* 0x1C */
201 {-3, -7}, /* 0x1D */
202 {-7, 3}, /* 0x1E */
203 { 7, -1}, /* 0x1F */
204 { 3, 5}, /* 0x20 */
205 {-1, -5}, /* 0x21 */
206 {-5, 1}, /* 0x22 */
207 { 5, -3}, /* 0x23 */
208 {-3, -5}, /* 0x24 */
209 { 1, 5}, /* 0x25 */
210 { 5, -1}, /* 0x26 */
211 {-5, 3}, /* 0x27 */
212 {-1, 1}, /* 0x28 */
213 { 3, -1}, /* 0x29 */
214 {-1, -3}, /* 0x2A */
215 { 1, 1}, /* 0x2B */
216 { 1, -1}, /* 0x2C */
217 {-3, 1}, /* 0x2D */
218 { 1, 3}, /* 0x2E */
219 {-1, -1}, /* 0x2F */
220 {-5, 5}, /* 0x30 */
221 { 7, -5}, /* 0x31 */
222 {-5, -7}, /* 0x32 */
223 { 5, 5}, /* 0x33 */
224 { 5, -5}, /* 0x34 */
225 {-7, 5}, /* 0x35 */
226 { 5, 7}, /* 0x36 */
227 {-5, -5}, /* 0x37 */
228 {-5, -3}, /* 0x38 */
229 { 7, 3}, /* 0x39 */
230 { 3, -7}, /* 0x3A */
231 {-3, 5}, /* 0x3B */
232 { 5, 3}, /* 0x3C */
233 {-7, -3}, /* 0x3D */
234 {-3, 7}, /* 0x3E */
235 { 3, -5} /* 0x3F */
236 };
237
238 #if defined(SPANDSP_USE_FIXED_POINTx)
239 static const complexi16_t v17_v32bis_9600_constellation[32] =
240 #else
241 static const complexf_t v17_v32bis_9600_constellation[32] =
242 #endif
243 {
244 {-8, 2}, /* 0x00 */
245 {-6, -4}, /* 0x01 */
246 {-4, 6}, /* 0x02 */
247 { 2, 8}, /* 0x03 */
248 { 8, -2}, /* 0x04 */
249 { 6, 4}, /* 0x05 */
250 { 4, -6}, /* 0x06 */
251 {-2, -8}, /* 0x07 */
252 { 0, 2}, /* 0x08 */
253 {-6, 4}, /* 0x09 */
254 { 4, 6}, /* 0x0A */
255 { 2, 0}, /* 0x0B */
256 { 0, -2}, /* 0x0C */
257 { 6, -4}, /* 0x0D */
258 {-4, -6}, /* 0x0E */
259 {-2, 0}, /* 0x0F */
260 { 0, -6}, /* 0x10 */
261 { 2, -4}, /* 0x11 */
262 {-4, -2}, /* 0x12 */
263 {-6, 0}, /* 0x13 */
264 { 0, 6}, /* 0x14 */
265 {-2, 4}, /* 0x15 */
266 { 4, 2}, /* 0x16 */
267 { 6, 0}, /* 0x17 */
268 { 8, 2}, /* 0x18 */
269 { 2, 4}, /* 0x19 */
270 { 4, -2}, /* 0x1A */
271 { 2, -8}, /* 0x1B */
272 {-8, -2}, /* 0x1C */
273 {-2, -4}, /* 0x1D */
274 {-4, 2}, /* 0x1E */
275 {-2, 8} /* 0x1F */
276 };
277
278 #if defined(SPANDSP_USE_FIXED_POINTx)
279 static const complexi16_t v17_v32bis_7200_constellation[16] =
280 #else
281 static const complexf_t v17_v32bis_7200_constellation[16] =
282 #endif
283 {
284 { 6, -6}, /* 0x00 */
285 {-2, 6}, /* 0x01 */
286 { 6, 2}, /* 0x02 */
287 {-6, -6}, /* 0x03 */
288 {-6, 6}, /* 0x04 */
289 { 2, -6}, /* 0x05 */
290 {-6, -2}, /* 0x06 */
291 { 6, 6}, /* 0x07 */
292 {-2, 2}, /* 0x08 */
293 { 6, -2}, /* 0x09 */
294 {-2, -6}, /* 0x0A */
295 { 2, 2}, /* 0x0B */
296 { 2, -2}, /* 0x0C */
297 {-6, 2}, /* 0x0D */
298 { 2, 6}, /* 0x0E */
299 {-2, -2} /* 0x0F */
300 };
301
302 /* This one does not exist in V.17 as a data constellation. It is only
303 the equaliser training constellation. In V.32/V.32bis it is a data mode. */
304 #if defined(SPANDSP_USE_FIXED_POINTx)
305 static const complexi16_t v17_v32bis_4800_constellation[4] =
306 #else
307 static const complexf_t v17_v32bis_4800_constellation[4] =
308 #endif
309 {
310 {-6, -2}, /* 0x00 */
311 {-2, 6}, /* 0x01 */
312 { 2, -6}, /* 0x02 */
313 { 6, 2} /* 0x03 */
314 };
315
316 #if defined(SPANDSP_USE_FIXED_POINTx)
317 static const complexi16_t v17_v32bis_abcd_constellation[4] =
318 #else
319 static const complexf_t v17_v32bis_abcd_constellation[4] =
320 #endif
321 {
322 {-6, -2}, /* A */
323 { 2, -6}, /* B */
324 { 6, 2}, /* C */
325 {-2, 6} /* D */
326 };
327
328 /*- End of file ------------------------------------------------------------*/

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