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bin: Add a new GST_BIN_FLAG_STREAMS_AWARE flag

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This flag is to indicate to child elements that they can add and
remove pads at any point in time without re-adding existing ones.

Elements should post before-hand a GST_MESSAGE_STREAM_COLLECTION

https://bugzilla.gnome.org/show_bug.cgi?id=772741
This commit is contained in:
Edward Hervey 2016-10-11 12:12:57 +02:00 committed by Edward Hervey
parent 6d0d350a94
commit 0ab950f501
1 changed files with 4 additions and 0 deletions
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4
gst/gstbin.h
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@ -42,6 +42,9 @@ G_BEGIN_DECLS
* GstBinFlags: * GstBinFlags:
* @GST_BIN_FLAG_NO_RESYNC: don't resync a state change when elements are * @GST_BIN_FLAG_NO_RESYNC: don't resync a state change when elements are
* added or linked in the bin (Since 1.0.5) * added or linked in the bin (Since 1.0.5)
* @GST_BIN_FLAG_STREAMS_AWARE: Indicates whether the bin can handle elements
* that add/remove source pads at any point in time without
* first posting a no-more-pads signal (Since 1.10)
* @GST_BIN_FLAG_LAST: the last enum in the series of flags for bins. * @GST_BIN_FLAG_LAST: the last enum in the series of flags for bins.
* Derived classes can use this as first value in a list of flags. * Derived classes can use this as first value in a list of flags.
* *
@ -51,6 +54,7 @@ G_BEGIN_DECLS
*/ */
typedef enum { typedef enum {
GST_BIN_FLAG_NO_RESYNC = (GST_ELEMENT_FLAG_LAST << 0), GST_BIN_FLAG_NO_RESYNC = (GST_ELEMENT_FLAG_LAST << 0),
GST_BIN_FLAG_STREAMS_AWARE = (GST_ELEMENT_FLAG_LAST << 1),
/* padding */ /* padding */
GST_BIN_FLAG_LAST = (GST_ELEMENT_FLAG_LAST << 5) GST_BIN_FLAG_LAST = (GST_ELEMENT_FLAG_LAST << 5)
} GstBinFlags; } GstBinFlags;