FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/libavformat/rtpdec_g726.c
Date: 2024-03-29 01:21:52
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1 /*
2 * Copyright (c) 2011 Miroslav Slugeň <Thunder.m@seznam.cz>
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 #include "libavutil/attributes.h"
22 #include "avformat.h"
23 #include "rtpdec_formats.h"
24
25 #define RTP_G726_HANDLER(bitrate) \
26 static av_cold int g726_ ## bitrate ##_init(AVFormatContext *s, int st_index, \
27 PayloadContext *data) \
28 { \
29 AVStream *stream = s->streams[st_index]; \
30 AVCodecParameters *par = stream->codecpar; \
31 \
32 par->bits_per_coded_sample = bitrate/8; \
33 par->bit_rate = par->bits_per_coded_sample * par->sample_rate; \
34 \
35 return 0; \
36 } \
37 \
38 const RTPDynamicProtocolHandler ff_g726_ ## bitrate ## _dynamic_handler = { \
39 .enc_name = "AAL2-G726-" #bitrate, \
40 .codec_type = AVMEDIA_TYPE_AUDIO, \
41 .codec_id = AV_CODEC_ID_ADPCM_G726, \
42 .init = g726_ ## bitrate ## _init, \
43 }; \
44 const RTPDynamicProtocolHandler ff_g726le_ ## bitrate ## _dynamic_handler = { \
45 .enc_name = "G726-" #bitrate, \
46 .codec_type = AVMEDIA_TYPE_AUDIO, \
47 .codec_id = AV_CODEC_ID_ADPCM_G726LE, \
48 .init = g726_ ## bitrate ## _init, \
49 }
50
51 RTP_G726_HANDLER(16);
52 RTP_G726_HANDLER(24);
53 RTP_G726_HANDLER(32);
54 RTP_G726_HANDLER(40);
55