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mov: Handle tfdt atoms

Martin Storsjö committed 12 years ago

Commit a74f8121 parent c2c22c71 file · +31 −0Browse files

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libavformat/mov.c+31−0
@@ -2618,6 +2618,36 @@ static int mov_read_trex(MOVContext *c, AVIOContext *pb, MOVAtom atom) · 2617 unmodified lines
26182618 return 0;
26192619 }
26202620
2621+static int mov_read_tfdt(MOVContext *c, AVIOContext *pb, MOVAtom atom)
2622+{
2623+ MOVFragment *frag = &c->fragment;
2624+ AVStream *st = NULL;
2625+ MOVStreamContext *sc;
2626+ int version, i;
2627+
2628+ for (i = 0; i < c->fc->nb_streams; i++) {
2629+ if (c->fc->streams[i]->id == frag->track_id) {
2630+ st = c->fc->streams[i];
2631+ break;
2632+ }
2633+ }
2634+ if (!st) {
2635+ av_log(c->fc, AV_LOG_ERROR, "could not find corresponding track id %d\n", frag->track_id);
2636+ return AVERROR_INVALIDDATA;
2637+ }
2638+ sc = st->priv_data;
2639+ if (sc->pseudo_stream_id + 1 != frag->stsd_id)
2640+ return 0;
2641+ version = avio_r8(pb);
2642+ avio_rb24(pb); /* flags */
2643+ if (version) {
2644+ sc->track_end = avio_rb64(pb);
2645+ } else {
2646+ sc->track_end = avio_rb32(pb);
2647+ }
2648+ return 0;
2649+}
2650+
26212651 static int mov_read_trun(MOVContext *c, AVIOContext *pb, MOVAtom atom)
26222652 {
26232653 MOVFragment *frag = &c->fragment;
@@ -2870,6 +2900,7 @@ static const MOVParseTableEntry mov_default_parse_table[] = { · 246 unmodified lines
28702900 { MKTAG('s','t','t','s'), mov_read_stts },
28712901 { MKTAG('s','t','z','2'), mov_read_stsz }, /* compact sample size */
28722902 { MKTAG('t','k','h','d'), mov_read_tkhd }, /* track header */
2903+{ MKTAG('t','f','d','t'), mov_read_tfdt },
28732904 { MKTAG('t','f','h','d'), mov_read_tfhd }, /* track fragment header */
28742905 { MKTAG('t','r','a','k'), mov_read_trak },
28752906 { MKTAG('t','r','a','f'), mov_read_default },

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