FFmpeg
pcmenc.c
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1 /*
2  * RAW PCM muxers
3  * Copyright (c) 2002 Fabrice Bellard
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 #include "config_components.h"
23 
24 #include "avformat.h"
25 #include "mux.h"
26 #include "rawenc.h"
27 
28 #define PCMDEF_0(name_, long_name_, ext, codec)
29 #define PCMDEF_1(name_, long_name_, ext, codec) \
30 const FFOutputFormat ff_pcm_ ## name_ ## _muxer = { \
31  .p.name = #name_, \
32  .p.long_name = NULL_IF_CONFIG_SMALL(long_name_), \
33  .p.extensions = ext, \
34  .p.audio_codec = codec, \
35  .p.video_codec = AV_CODEC_ID_NONE, \
36  .p.subtitle_codec = AV_CODEC_ID_NONE, \
37  .p.flags = AVFMT_NOTIMESTAMPS, \
38  .flags_internal = FF_OFMT_FLAG_MAX_ONE_OF_EACH | \
39  FF_OFMT_FLAG_ONLY_DEFAULT_CODECS, \
40  .write_packet = ff_raw_write_packet, \
41 };
42 #define PCMDEF_2(name, long_name, ext, codec, enabled) \
43  PCMDEF_ ## enabled(name, long_name, ext, codec)
44 #define PCMDEF_3(name, long_name, ext, codec, config) \
45  PCMDEF_2(name, long_name, ext, codec, config)
46 #define PCMDEF(name, long_name, ext, uppercase) \
47  PCMDEF_3(name, long_name, ext, AV_CODEC_ID_PCM_ ## uppercase, \
48  CONFIG_PCM_ ## uppercase ## _MUXER)
49 
50 PCMDEF(f64be, "PCM 64-bit floating-point big-endian", NULL, F64BE)
51 PCMDEF(f64le, "PCM 64-bit floating-point little-endian", NULL, F64LE)
52 PCMDEF(f32be, "PCM 32-bit floating-point big-endian", NULL, F32BE)
53 PCMDEF(f32le, "PCM 32-bit floating-point little-endian", NULL, F32LE)
54 PCMDEF(s32be, "PCM signed 32-bit big-endian", NULL, S32BE)
55 PCMDEF(s32le, "PCM signed 32-bit little-endian", NULL, S32LE)
56 PCMDEF(s24be, "PCM signed 24-bit big-endian", NULL, S24BE)
57 PCMDEF(s24le, "PCM signed 24-bit little-endian", NULL, S24LE)
58 PCMDEF(s16be, "PCM signed 16-bit big-endian", AV_NE("sw", NULL), S16BE)
59 PCMDEF(s16le, "PCM signed 16-bit little-endian", AV_NE(NULL, "sw"), S16LE)
60 PCMDEF(s8, "PCM signed 8-bit", "sb", S8)
61 PCMDEF(u32be, "PCM unsigned 32-bit big-endian", NULL, U32BE)
62 PCMDEF(u32le, "PCM unsigned 32-bit little-endian", NULL, U32LE)
63 PCMDEF(u24be, "PCM unsigned 24-bit big-endian", NULL, U24BE)
64 PCMDEF(u24le, "PCM unsigned 24-bit little-endian", NULL, U24LE)
65 PCMDEF(u16be, "PCM unsigned 16-bit big-endian", AV_NE("uw", NULL), U16BE)
66 PCMDEF(u16le, "PCM unsigned 16-bit little-endian", AV_NE(NULL, "uw"), U16LE)
67 PCMDEF(u8, "PCM unsigned 8-bit", "ub", U8)
68 PCMDEF(alaw, "PCM A-law", "al", ALAW)
69 PCMDEF(mulaw, "PCM mu-law", "ul", MULAW)
70 PCMDEF(vidc, "PCM Archimedes VIDC", NULL, VIDC)
AV_NE
#define AV_NE(be, le)
Definition: macros.h:33
NULL
#define NULL
Definition: coverity.c:32
rawenc.h
avformat.h
S8
static const uint32_t S8[256]
Definition: cast5.c:328
PCMDEF
#define PCMDEF(name, long_name, ext, uppercase)
Definition: pcmenc.c:46
mux.h