blob: 53d65c4dc75e9a3015b305a3b503c7b860209447
1 | /* |
2 | * GSM common header |
3 | * |
4 | * This file is part of FFmpeg. |
5 | * |
6 | * FFmpeg is free software; you can redistribute it and/or |
7 | * modify it under the terms of the GNU Lesser General Public |
8 | * License as published by the Free Software Foundation; either |
9 | * version 2.1 of the License, or (at your option) any later version. |
10 | * |
11 | * FFmpeg is distributed in the hope that it will be useful, |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
14 | * Lesser General Public License for more details. |
15 | * |
16 | * You should have received a copy of the GNU Lesser General Public |
17 | * License along with FFmpeg; if not, write to the Free Software |
18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
19 | */ |
20 | |
21 | #ifndef AVCODEC_GSM_H |
22 | #define AVCODEC_GSM_H |
23 | |
24 | /* bytes per block */ |
25 | #define GSM_BLOCK_SIZE 33 |
26 | #define GSM_MS_BLOCK_SIZE 65 |
27 | #define MSN_MIN_BLOCK_SIZE 41 |
28 | |
29 | /* samples per block */ |
30 | #define GSM_FRAME_SIZE 160 |
31 | |
32 | enum GSMModes { |
33 | GSM_13000 = 0, |
34 | MSN_12400, |
35 | MSN_11800, |
36 | MSN_11200, |
37 | MSN_10600, |
38 | MSN_10000, |
39 | MSN_9400, |
40 | MSN_8800, |
41 | MSN_8200, |
42 | NUM_GSM_MODES |
43 | }; |
44 | |
45 | #endif /* AVCODEC_GSM_H */ |
46 |