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avformat/mxfdec: set index_duration from the track using the index

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Also use original_duration as index_duration is in edit units.

Signed-off-by: Marton Balint <cus@passwd.hu>
This commit is contained in:
Marton Balint 2018-02-17 16:46:41 +01:00
parent c46e430c5b
commit 5b36379eb6
1 changed files with 11 additions and 10 deletions
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21
libavformat/mxfdec.c
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@ -1564,14 +1564,6 @@ static int mxf_compute_index_tables(MXFContext *mxf)
{
int i, j, k, ret, nb_sorted_segments;
MXFIndexTableSegment **sorted_segments = NULL;
AVStream *st = NULL;
for (i = 0; i < mxf->fc->nb_streams; i++) {
if (mxf->fc->streams[i]->codecpar->codec_type == AVMEDIA_TYPE_DATA)
continue;
st = mxf->fc->streams[i];
break;
}
if ((ret = mxf_get_sorted_table_segments(mxf, &nb_sorted_segments, &sorted_segments)) ||
nb_sorted_segments <= 0) {
@ -1610,6 +1602,7 @@ static int mxf_compute_index_tables(MXFContext *mxf)
for (i = j = 0; j < mxf->nb_index_tables; i += mxf->index_tables[j++].nb_segments) {
MXFIndexTable *t = &mxf->index_tables[j];
MXFTrack *mxf_track = NULL;
t->segments = av_mallocz_array(t->nb_segments,
sizeof(*t->segments));
@ -1632,6 +1625,14 @@ static int mxf_compute_index_tables(MXFContext *mxf)
if ((ret = mxf_compute_ptses_fake_index(mxf, t)) < 0)
goto finish_decoding_index;
for (k = 0; k < mxf->fc->nb_streams; k++) {
MXFTrack *track = mxf->fc->streams[k]->priv_data;
if (track && track->index_sid == t->index_sid) {
mxf_track = track;
break;
}
}
/* fix zero IndexDurations */
for (k = 0; k < t->nb_segments; k++) {
if (t->segments[k]->index_duration)
@ -1641,7 +1642,7 @@ static int mxf_compute_index_tables(MXFContext *mxf)
av_log(mxf->fc, AV_LOG_WARNING, "IndexSID %i segment %i has zero IndexDuration and there's more than one segment\n",
t->index_sid, k);
if (!st) {
if (!mxf_track) {
av_log(mxf->fc, AV_LOG_WARNING, "no streams?\n");
break;
}
@ -1649,7 +1650,7 @@ static int mxf_compute_index_tables(MXFContext *mxf)
/* assume the first stream's duration is reasonable
* leave index_duration = 0 on further segments in case we have any (unlikely)
*/
t->segments[k]->index_duration = st->duration;
t->segments[k]->index_duration = mxf_track->original_duration;
break;
}
}