generic-library/ffmpeg
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nut: support pcm codecs not mapped in avi

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The native tags will be used when available.
This commit is contained in:
Luca Barbato 2012-10-12 17:29:43 +02:00
parent 1bd442c276
commit 92281850a2
4 changed files with 34 additions and 3 deletions
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2
doc/nut.texi
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@ -50,7 +50,7 @@ to be read big-endian.
@end multitable
<type> is S for signed integer, U for unsigned integer, F for IEEE float
<interleaving> is D for default, as a historical artefact.
<interleaving> is D for default, P is for planar.
<bits> is 8/16/24/32
@example

27
libavformat/nut.c
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@ -90,8 +90,33 @@ const AVCodecTag ff_nut_video_tags[] = {
{ AV_CODEC_ID_NONE , 0 }
};
const AVCodecTag ff_nut_audio_tags[] = {
{ AV_CODEC_ID_PCM_ALAW, MKTAG('A', 'L', 'A', 'W') },
{ AV_CODEC_ID_PCM_MULAW, MKTAG('U', 'L', 'A', 'W') },
{ AV_CODEC_ID_PCM_F32BE, MKTAG(32 , 'D', 'F', 'P') },
{ AV_CODEC_ID_PCM_F32LE, MKTAG('P', 'F', 'D', 32 ) },
{ AV_CODEC_ID_PCM_F64BE, MKTAG(64 , 'D', 'F', 'P') },
{ AV_CODEC_ID_PCM_F64LE, MKTAG('P', 'F', 'D', 64 ) },
{ AV_CODEC_ID_PCM_S16BE, MKTAG(16 , 'D', 'S', 'P') },
{ AV_CODEC_ID_PCM_S16LE, MKTAG('P', 'S', 'D', 16 ) },
{ AV_CODEC_ID_PCM_S24BE, MKTAG(24 , 'D', 'S', 'P') },
{ AV_CODEC_ID_PCM_S24LE, MKTAG('P', 'S', 'D', 24 ) },
{ AV_CODEC_ID_PCM_S32BE, MKTAG(32 , 'D', 'S', 'P') },
{ AV_CODEC_ID_PCM_S32LE, MKTAG('P', 'S', 'D', 32 ) },
{ AV_CODEC_ID_PCM_S8, MKTAG('P', 'S', 'D', 8 ) },
{ AV_CODEC_ID_PCM_U16BE, MKTAG(16 , 'D', 'U', 'P') },
{ AV_CODEC_ID_PCM_U16LE, MKTAG('P', 'U', 'D', 16 ) },
{ AV_CODEC_ID_PCM_U24BE, MKTAG(24 , 'D', 'U', 'P') },
{ AV_CODEC_ID_PCM_U24LE, MKTAG('P', 'U', 'D', 24 ) },
{ AV_CODEC_ID_PCM_U32BE, MKTAG(32 , 'D', 'U', 'P') },
{ AV_CODEC_ID_PCM_U32LE, MKTAG('P', 'U', 'D', 32 ) },
{ AV_CODEC_ID_PCM_U8, MKTAG('P', 'U', 'D', 8 ) },
{ AV_CODEC_ID_PCM_S16LE_PLANAR, MKTAG('P', 'S', 'P', 16 ) },
{ AV_CODEC_ID_NONE, 0 }
};
const AVCodecTag * const ff_nut_codec_tags[] = {
ff_nut_video_tags, ff_nut_subtitle_tags,
ff_nut_video_tags, ff_nut_audio_tags, ff_nut_subtitle_tags,
ff_codec_bmp_tags, ff_codec_wav_tags, 0
};

1
libavformat/nut.h
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@ -105,6 +105,7 @@ typedef struct NUTContext {
extern const AVCodecTag ff_nut_subtitle_tags[];
extern const AVCodecTag ff_nut_video_tags[];
extern const AVCodecTag ff_nut_audio_tags[];
extern const AVCodecTag * const ff_nut_codec_tags[];

7
libavformat/nutdec.c
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@ -358,7 +358,12 @@ static int decode_stream_header(NUTContext *nut)
break;
case 1:
st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
st->codec->codec_id = ff_codec_get_id(ff_codec_wav_tags, tmp);
st->codec->codec_id = av_codec_get_id((const AVCodecTag * const []) {
ff_nut_audio_tags,
ff_codec_wav_tags,
0
},
tmp);
break;
case 2:
st->codec->codec_type = AVMEDIA_TYPE_SUBTITLE;