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streamsynchronizer: update position for reverse

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When doing reverse playback the positino advances from timestamp_end to
timestamp.
This commit is contained in:
Wim Taymans 2013-03-31 12:55:33 +02:00
parent b3d94bd0e4
commit 34eea4d5f2
1 changed files with 23 additions and 11 deletions
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34
gst/playback/gststreamsynchronizer.c
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@ -502,6 +502,7 @@ gst_stream_synchronizer_sink_chain (GstPad * pad, GstObject * parent,
GstPad *opad;
GstFlowReturn ret = GST_FLOW_ERROR;
GstStream *stream;
GstClockTime duration = GST_CLOCK_TIME_NONE;
GstClockTime timestamp = GST_CLOCK_TIME_NONE;
GstClockTime timestamp_end = GST_CLOCK_TIME_NONE;
@ -514,9 +515,10 @@ gst_stream_synchronizer_sink_chain (GstPad * pad, GstObject * parent,
GST_BUFFER_OFFSET (buffer), GST_BUFFER_OFFSET_END (buffer));
timestamp = GST_BUFFER_TIMESTAMP (buffer);
if (GST_BUFFER_TIMESTAMP_IS_VALID (buffer)
&& GST_BUFFER_DURATION_IS_VALID (buffer))
timestamp_end = timestamp + GST_BUFFER_DURATION (buffer);
duration = GST_BUFFER_DURATION (buffer);
if (GST_CLOCK_TIME_IS_VALID (timestamp)
&& GST_CLOCK_TIME_IS_VALID (duration))
timestamp_end = timestamp + duration;
GST_STREAM_SYNCHRONIZER_LOCK (self);
stream = gst_pad_get_element_private (pad);
@ -537,7 +539,10 @@ gst_stream_synchronizer_sink_chain (GstPad * pad, GstObject * parent,
GST_LOG_OBJECT (pad,
"Updating position from %" GST_TIME_FORMAT " to %" GST_TIME_FORMAT,
GST_TIME_ARGS (stream->segment.position), GST_TIME_ARGS (timestamp));
stream->segment.position = timestamp;
if (stream->segment.rate > 0.0)
stream->segment.position = timestamp;
else
stream->segment.position = timestamp_end;
}
}
GST_STREAM_SYNCHRONIZER_UNLOCK (self);
@ -554,13 +559,20 @@ gst_stream_synchronizer_sink_chain (GstPad * pad, GstObject * parent,
GST_STREAM_SYNCHRONIZER_LOCK (self);
stream = gst_pad_get_element_private (pad);
if (stream && stream->segment.format == GST_FORMAT_TIME
&& GST_CLOCK_TIME_IS_VALID (timestamp_end)) {
GST_LOG_OBJECT (pad,
"Updating position from %" GST_TIME_FORMAT " to %" GST_TIME_FORMAT,
GST_TIME_ARGS (stream->segment.position),
GST_TIME_ARGS (timestamp_end));
stream->segment.position = timestamp_end;
if (stream && stream->segment.format == GST_FORMAT_TIME) {
GstClockTime position;
if (stream->segment.rate > 0.0)
position = timestamp_end;
else
position = timestamp;
if (GST_CLOCK_TIME_IS_VALID (position)) {
GST_LOG_OBJECT (pad,
"Updating position from %" GST_TIME_FORMAT " to %" GST_TIME_FORMAT,
GST_TIME_ARGS (stream->segment.position), GST_TIME_ARGS (position));
stream->segment.position = position;
}
}
/* Advance EOS streams if necessary. For non-EOS