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qtmux: use timestamps for muxing

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Try to use timestamps even when the stream has out of order
timestamps, only fall back to durations when we detect an
out of order buffer. Improves sync between streams.
This commit is contained in:
Thiago Santos 2009-11-24 16:16:56 -03:00
parent 990166d1d3
commit 379931cc6e
1 changed files with 4 additions and 3 deletions
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7
gst/qtmux/gstqtmux.c
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@ -1304,11 +1304,12 @@ gst_qt_mux_add_buffer (GstQTMux * qtmux, GstQTPad * pad, GstBuffer * buf)
/* fall back to duration if:
* - last bufer
* - this format has out of order buffers (e.g. MPEG-4),
* - the buffers are out of order,
* - lack of valid time forces fall back */
if (buf == NULL || pad->is_out_of_order ||
if (buf == NULL ||
!GST_BUFFER_TIMESTAMP_IS_VALID (last_buf) ||
!GST_BUFFER_TIMESTAMP_IS_VALID (buf)) {
!GST_BUFFER_TIMESTAMP_IS_VALID (buf) ||
GST_BUFFER_TIMESTAMP (buf) < GST_BUFFER_TIMESTAMP (last_buf)) {
if (!GST_BUFFER_DURATION_IS_VALID (last_buf)) {
/* be forgiving for some possibly last upstream flushed buffer */
if (buf)