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Code Issues Releases Activity

support for wider range of codecs

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Originally committed as revision 2973 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Alex Beregszaszi 2004-04-07 12:47:33 +00:00
parent 465e1dadbe
commit 8cc7a34dd0
1 changed files with 46 additions and 32 deletions
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78
libavformat/movenc.c
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@ -236,31 +236,38 @@ static int mov_write_wave_tag(ByteIOContext *pb, MOVTrack* track)
return updateSize (pb, pos);
}
const CodecTag codec_movaudio_tags[] = {
{ CODEC_ID_PCM_MULAW, MKTAG('u', 'l', 'a', 'w') },
{ CODEC_ID_PCM_ALAW, MKTAG('a', 'l', 'a', 'w') },
{ CODEC_ID_ADPCM_IMA_QT, MKTAG('i', 'm', 'a', '4') },
{ CODEC_ID_MACE3, MKTAG('M', 'A', 'C', '3') },
{ CODEC_ID_MACE6, MKTAG('M', 'A', 'C', '6') },
{ CODEC_ID_AAC, MKTAG('m', 'p', '4', 'a') },
{ CODEC_ID_AMR_NB, MKTAG('s', 'a', 'm', 'r') },
{ CODEC_ID_PCM_S16BE, MKTAG('t', 'w', 'o', 's') },
{ CODEC_ID_PCM_S16LE, MKTAG('s', 'o', 'w', 't') },
{ CODEC_ID_MP3, MKTAG('.', 'm', 'p', '3') },
{ 0, 0 },
};
static int mov_write_audio_tag(ByteIOContext *pb, MOVTrack* track)
{
int pos = url_ftell(pb);
int pos = url_ftell(pb), tag;
put_be32(pb, 0); /* size */
if(track->enc->codec_id == CODEC_ID_PCM_MULAW)
put_tag(pb, "ulaw");
else if(track->enc->codec_id == CODEC_ID_PCM_ALAW)
put_tag(pb, "alaw");
else if(track->enc->codec_id == CODEC_ID_ADPCM_IMA_QT)
put_tag(pb, "ima4");
else if(track->enc->codec_id == CODEC_ID_MACE3)
put_tag(pb, "MAC3");
else if(track->enc->codec_id == CODEC_ID_MACE6)
put_tag(pb, "MAC6");
else if(track->enc->codec_id == CODEC_ID_AAC)
put_tag(pb, "mp4a");
else if(track->enc->codec_id == CODEC_ID_AMR_NB)
put_tag(pb, "samr");
else if(track->enc->codec_id == CODEC_ID_PCM_S16BE)
put_tag(pb, "twos");
else if(track->enc->codec_id == CODEC_ID_PCM_S16LE)
put_tag(pb, "sowt");
tag = codec_get_tag(codec_movaudio_tags, track->enc->codec_id);
// if no mac fcc found, try with Microsoft tags
if (!tag)
{
int tmp = codec_get_tag(codec_wav_tags, track->enc->codec_id);
if (tmp)
tag = MKTAG('m', 's', ((tmp >> 8) & 0xff), (tmp & 0xff));
}
if (!tag)
put_tag(pb, " ");
else
put_tag(pb, " ");
put_le32(pb, tag); // store it byteswapped
put_be32(pb, 0); /* Reserved */
put_be16(pb, 0); /* Reserved */
@ -424,22 +431,29 @@ static int mov_write_esds_tag(ByteIOContext *pb, MOVTrack* track) // Basic
return updateSize (pb, pos);
}
const CodecTag codec_movvideo_tags[] = {
{ CODEC_ID_SVQ1, MKTAG('S', 'V', 'Q', '1') },
{ CODEC_ID_SVQ3, MKTAG('S', 'V', 'Q', '3') },
{ CODEC_ID_MPEG4, MKTAG('m', 'p', '4', 'v') },
{ CODEC_ID_H263, MKTAG('s', '2', '6', '3') },
{ CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', ' ') },
{ 0, 0 },
};
static int mov_write_video_tag(ByteIOContext *pb, MOVTrack* track)
{
int pos = url_ftell(pb);
int pos = url_ftell(pb), tag;
put_be32(pb, 0); /* size */
if(track->enc->codec_id == CODEC_ID_SVQ1)
put_tag(pb, "SVQ1");
else if(track->enc->codec_id == CODEC_ID_SVQ3)
put_tag(pb, "SVQ3");
else if(track->enc->codec_id == CODEC_ID_MPEG4)
put_tag(pb, "mp4v");
else if(track->enc->codec_id == CODEC_ID_H263)
put_tag(pb, "s263");
else if(track->enc->codec_id == CODEC_ID_DVVIDEO)
put_tag(pb, "dvc ");
tag = codec_get_tag(codec_movvideo_tags, track->enc->codec_id);
// if no mac fcc found, try with Microsoft tags
if (!tag)
tag = codec_get_tag(codec_bmp_tags, track->enc->codec_id);
if (!tag)
put_tag(pb, " ");
else
put_tag(pb, " "); /* Unknown tag */
put_le32(pb, tag); // store it byteswapped
put_be32(pb, 0); /* Reserved */
put_be16(pb, 0); /* Reserved */