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qtmux: use segment.start or last buffer end time in case of missing DTS

Browse source 
https://bugzilla.gnome.org/show_bug.cgi?id=707340
This commit is contained in:
Matej Knopp 2013-09-14 15:54:29 +02:00 committed by Sebastian Dröge
parent 85728c04c4
commit 4e3c13c87c
1 changed files with 21 additions and 0 deletions
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21
gst/isomp4/gstqtmux.c
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@ -2130,6 +2130,27 @@ gst_qt_mux_add_buffer (GstQTMux * qtmux, GstQTPad * pad, GstBuffer * buf)
last_buf = pad->last_buf;
/* if buffer has missing DTS, we take either segment start or previous buffer end time,
which ever is later */
if (buf && pad->have_dts && !GST_BUFFER_DTS_IS_VALID (buf)) {
GstClockTime last_buf_duration = last_buf
&& GST_BUFFER_DURATION_IS_VALID (last_buf) ?
GST_BUFFER_DURATION (last_buf) : 0;
buf = gst_buffer_make_writable (buf);
GST_BUFFER_DTS (buf) =
gst_segment_to_running_time (&pad->collect.segment, GST_FORMAT_TIME,
pad->collect.segment.start);
if (GST_CLOCK_TIME_IS_VALID (pad->first_ts))
check_and_subtract_ts (qtmux, &GST_BUFFER_DTS (buf), pad->first_ts);
if (last_buf
&& (GST_BUFFER_DTS (last_buf) + last_buf_duration) >
GST_BUFFER_DTS (buf)) {
GST_BUFFER_DTS (buf) = GST_BUFFER_DTS (last_buf) + last_buf_duration;
}
}
if (last_buf == NULL) {
#ifndef GST_DISABLE_GST_DEBUG
if (buf == NULL) {