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gst/gstpipeline.c: Some more comments.
Original commit message from CVS: * gst/gstpipeline.c: (gst_pipeline_provide_clock_func): Some more comments.
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2 changed files with 16 additions and 3 deletions
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@ -1,3 +1,8 @@
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2008-10-29 Wim Taymans <wim.taymans@collabora.co.uk>
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* gst/gstpipeline.c: (gst_pipeline_provide_clock_func):
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Some more comments.
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2008-10-27 Wim Taymans <wim.taymans@collabora.co.uk>
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2008-10-27 Wim Taymans <wim.taymans@collabora.co.uk>
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* libs/gst/base/gstbasetransform.c:
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* libs/gst/base/gstbasetransform.c:
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@ -68,7 +68,9 @@
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* performed on it, the stream time is reset to 0. When the pipeline is
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* performed on it, the stream time is reset to 0. When the pipeline is
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* set from PLAYING to PAUSED, the current clock time is sampled and used to
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* set from PLAYING to PAUSED, the current clock time is sampled and used to
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* configure the base time for the elements when the pipeline is set
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* configure the base time for the elements when the pipeline is set
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* to PLAYING again. This default behaviour can be changed with the
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* to PLAYING again. The effect is that the stream time (as the difference
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* between the clock time and the base time) will count how much time was spent
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* in the PLAYING state. This default behaviour can be changed with the
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* gst_pipeline_set_new_stream_time() method.
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* gst_pipeline_set_new_stream_time() method.
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*
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*
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* When sending a flushing seek event to a GstPipeline (see
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* When sending a flushing seek event to a GstPipeline (see
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@ -545,6 +547,12 @@ invalid_clock:
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}
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}
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}
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}
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/* intercept the bus messages from our children. We watch for the ASYNC_START
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* message with is posted by the elements (sinks) that require a reset of the
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* running_time after a flush. ASYNC_START also brings the pipeline back into
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* the PAUSED, pending PAUSED state. When the ASYNC_DONE message is received the
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* pipeline will redistribute the new base_time and will bring the elements back
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* to the desired state of the pipeline. */
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static void
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static void
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gst_pipeline_handle_message (GstBin * bin, GstMessage * message)
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gst_pipeline_handle_message (GstBin * bin, GstMessage * message)
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{
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{
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@ -671,8 +679,8 @@ gst_pipeline_provide_clock_func (GstElement * element)
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GST_OBJECT_UNLOCK (pipeline);
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GST_OBJECT_UNLOCK (pipeline);
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/* let the parent bin select a clock */
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/* let the parent bin select a clock */
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clock =
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clock =
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GST_ELEMENT_CLASS (parent_class)->
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GST_ELEMENT_CLASS (parent_class)->provide_clock (GST_ELEMENT
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provide_clock (GST_ELEMENT (pipeline));
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(pipeline));
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/* no clock, use a system clock */
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/* no clock, use a system clock */
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if (!clock) {
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if (!clock) {
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clock = gst_system_clock_obtain ();
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clock = gst_system_clock_obtain ();
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