blob: 003bc2c864ea2debb3f711482fb8b37816d30fd7
1 | /* |
2 | * gsm 06.10 decoder, Microsoft variant |
3 | * Copyright (c) 2010 Reimar Döffinger <Reimar.Doeffinger@gmx.de> |
4 | * |
5 | * This file is part of FFmpeg. |
6 | * |
7 | * FFmpeg is free software; you can redistribute it and/or |
8 | * modify it under the terms of the GNU Lesser General Public |
9 | * License as published by the Free Software Foundation; either |
10 | * version 2.1 of the License, or (at your option) any later version. |
11 | * |
12 | * FFmpeg is distributed in the hope that it will be useful, |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
15 | * Lesser General Public License for more details. |
16 | * |
17 | * You should have received a copy of the GNU Lesser General Public |
18 | * License along with FFmpeg; if not, write to the Free Software |
19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
20 | */ |
21 | |
22 | #define BITSTREAM_READER_LE |
23 | #include "avcodec.h" |
24 | #include "gsm.h" |
25 | #include "msgsmdec.h" |
26 | |
27 | #include "gsmdec_template.c" |
28 | |
29 | int ff_msgsm_decode_block(AVCodecContext *avctx, int16_t *samples, |
30 | const uint8_t *buf, int mode) |
31 | { |
32 | int res; |
33 | GetBitContext gb; |
34 | init_get_bits(&gb, buf, GSM_MS_BLOCK_SIZE * 8); |
35 | res = gsm_decode_block(avctx, samples, &gb, mode); |
36 | if (res < 0) |
37 | return res; |
38 | return gsm_decode_block(avctx, samples + GSM_FRAME_SIZE, &gb, mode); |
39 | } |
40 |