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qtdemux: fragmented support; handle ismv sample flags

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Mark Nauwelaerts 2010-11-09 10:58:57 +01:00
parent b4fb2ac99c
commit 39a3fd40bf
1 changed files with 5 additions and 1 deletions
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6
gst/qtdemux/qtdemux.c
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@ -1988,6 +1988,7 @@ qtdemux_parse_trun (GstQTDemux * qtdemux, GstByteReader * trun,
guint8 *data; guint8 *data;
guint entry_size, dur_offset, size_offset, flags_offset, ct_offset; guint entry_size, dur_offset, size_offset, flags_offset, ct_offset;
QtDemuxSample *sample; QtDemuxSample *sample;
gboolean ismv = FALSE;
GST_LOG_OBJECT (qtdemux, "parsing trun stream %d; " GST_LOG_OBJECT (qtdemux, "parsing trun stream %d; "
"default dur %d, size %d, flags 0x%x, base offset %" G_GINT64_FORMAT, "default dur %d, size %d, flags 0x%x, base offset %" G_GINT64_FORMAT,
@ -2019,6 +2020,7 @@ qtdemux_parse_trun (GstQTDemux * qtdemux, GstByteReader * trun,
if (*base_offset == -1) { if (*base_offset == -1) {
*base_offset = moof_offset + moof_length + 8; *base_offset = moof_offset + moof_length + 8;
GST_LOG_OBJECT (qtdemux, "base_offset assumed in mdat after moof"); GST_LOG_OBJECT (qtdemux, "base_offset assumed in mdat after moof");
ismv = TRUE;
} }
} }
@ -2135,7 +2137,9 @@ qtdemux_parse_trun (GstQTDemux * qtdemux, GstByteReader * trun,
sample->timestamp = timestamp; sample->timestamp = timestamp;
sample->duration = dur; sample->duration = dur;
/* sample-is-difference-sample */ /* sample-is-difference-sample */
sample->keyframe = !(sflags & 0x10000); /* ismv seems to use 0x40 for keyframe, 0xc0 for non-keyframe,
* now idea how it relates to bitfield other than massive LE/BE confusion */
sample->keyframe = ismv ? ((sflags & 0xff) == 0x40) : !(sflags & 0x10000);
*base_offset += size; *base_offset += size;
timestamp += dur; timestamp += dur;
sample++; sample++;