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calculate pts for laced packets

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Originally committed as revision 8365 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Aurelien Jacobs 2007-03-13 00:10:52 +00:00
parent 7fde6331a7
commit 9b54ab15e7
1 changed files with 9 additions and 4 deletions
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13
libavformat/matroska.c
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@ -2427,7 +2427,7 @@ rv_offset(uint8_t *data, int slice, int slices)
static int
matroska_parse_block(MatroskaDemuxContext *matroska, uint8_t *data, int size,
int64_t pos, uint64_t cluster_time,
int64_t pos, uint64_t cluster_time, uint64_t duration,
int is_keyframe, int is_bframe,
int *ptrack, AVPacket **ppkt)
{
@ -2462,6 +2462,8 @@ matroska_parse_block(MatroskaDemuxContext *matroska, uint8_t *data, int size,
av_free(origdata);
return res;
}
if (duration == AV_NOPTS_VALUE)
duration = matroska->tracks[track]->default_duration;
/* block_time (relative to cluster time) */
block_time = (data[0] << 8) | data[1];
@ -2597,7 +2599,8 @@ matroska_parse_block(MatroskaDemuxContext *matroska, uint8_t *data, int size,
else
matroska_queue_packet(matroska, pkt);
timecode = AV_NOPTS_VALUE;
if (timecode != AV_NOPTS_VALUE)
timecode = duration ? timecode + duration : AV_NOPTS_VALUE;
}
data += lace_size[n];
}
@ -2686,7 +2689,8 @@ matroska_parse_blockgroup (MatroskaDemuxContext *matroska,
if (size > 0)
res = matroska_parse_block(matroska, data, size, pos, cluster_time,
is_keyframe, is_bframe, &track, &pkt);
duration, is_keyframe, is_bframe,
&track, &pkt);
if (pkt)
{
@ -2743,7 +2747,8 @@ matroska_parse_cluster (MatroskaDemuxContext *matroska)
res = ebml_read_binary(matroska, &id, &data, &size);
if (res == 0)
res = matroska_parse_block(matroska, data, size, pos,
cluster_time, -1,0, NULL, NULL);
cluster_time, AV_NOPTS_VALUE,
-1, 0, NULL, NULL);
break;
default: