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playbin: Proxy the playbin context to the sinks

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This commit is contained in:
Sebastian Dröge 2013-06-08 23:08:05 +02:00
parent 77af24c493
commit ff8839d97b
1 changed files with 38 additions and 0 deletions
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38
gst/playback/gstplaybin2.c
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@ -593,6 +593,8 @@ static GstStateChangeReturn gst_play_bin_change_state (GstElement * element,
static void gst_play_bin_handle_message (GstBin * bin, GstMessage * message); static void gst_play_bin_handle_message (GstBin * bin, GstMessage * message);
static gboolean gst_play_bin_query (GstElement * element, GstQuery * query); static gboolean gst_play_bin_query (GstElement * element, GstQuery * query);
static void gst_play_bin_set_context (GstElement * element,
GstContext * context);
static GstTagList *gst_play_bin_get_video_tags (GstPlayBin * playbin, static GstTagList *gst_play_bin_get_video_tags (GstPlayBin * playbin,
gint stream); gint stream);
@ -1252,6 +1254,7 @@ gst_play_bin_class_init (GstPlayBinClass * klass)
gstelement_klass->change_state = gstelement_klass->change_state =
GST_DEBUG_FUNCPTR (gst_play_bin_change_state); GST_DEBUG_FUNCPTR (gst_play_bin_change_state);
gstelement_klass->query = GST_DEBUG_FUNCPTR (gst_play_bin_query); gstelement_klass->query = GST_DEBUG_FUNCPTR (gst_play_bin_query);
gstelement_klass->set_context = GST_DEBUG_FUNCPTR (gst_play_bin_set_context);
gstbin_klass->handle_message = gstbin_klass->handle_message =
GST_DEBUG_FUNCPTR (gst_play_bin_handle_message); GST_DEBUG_FUNCPTR (gst_play_bin_handle_message);
@ -3891,6 +3894,33 @@ autoplug_factories_cb (GstElement * decodebin, GstPad * pad,
return result; return result;
} }
static void
gst_play_bin_set_context (GstElement * element, GstContext * context)
{
GstPlayBin *playbin = GST_PLAY_BIN (element);
/* Proxy contexts to the sinks, they might not be in playsink yet */
GST_PLAY_BIN_LOCK (playbin);
if (playbin->video_sink)
gst_element_set_context (playbin->video_sink, context);
if (playbin->audio_sink)
gst_element_set_context (playbin->audio_sink, context);
if (playbin->text_sink)
gst_element_set_context (playbin->text_sink, context);
GST_SOURCE_GROUP_LOCK (playbin->curr_group);
if (playbin->curr_group->video_sink)
gst_element_set_context (playbin->curr_group->video_sink, context);
if (playbin->curr_group->audio_sink)
gst_element_set_context (playbin->curr_group->audio_sink, context);
GST_SOURCE_GROUP_UNLOCK (playbin->curr_group);
GST_PLAY_BIN_UNLOCK (playbin);
GST_ELEMENT_CLASS (parent_class)->set_context (element, context);
}
/* Pass sink messages to the application, e.g. NEED_CONTEXT messages */ /* Pass sink messages to the application, e.g. NEED_CONTEXT messages */
static GstBusSyncReply static GstBusSyncReply
activate_sink_bus_handler (GstBus * bus, GstMessage * msg, GstPlayBin * playbin) activate_sink_bus_handler (GstBus * bus, GstMessage * msg, GstPlayBin * playbin)
@ -3912,6 +3942,7 @@ activate_sink (GstPlayBin * playbin, GstElement * sink)
GstBus *bus = NULL; GstBus *bus = NULL;
GstStateChangeReturn sret; GstStateChangeReturn sret;
gboolean ret = FALSE; gboolean ret = FALSE;
GstContext *context;
GST_OBJECT_LOCK (sink); GST_OBJECT_LOCK (sink);
state = GST_STATE (sink); state = GST_STATE (sink);
@ -3921,6 +3952,13 @@ activate_sink (GstPlayBin * playbin, GstElement * sink)
goto done; goto done;
} }
/* Proxy the playbin context to the sink, just in case */
context = gst_element_get_context (GST_ELEMENT_CAST (playbin));
if (context) {
gst_element_set_context (sink, context);
gst_context_unref (context);
}
bus = gst_bus_new (); bus = gst_bus_new ();
gst_bus_set_sync_handler (bus, (GstBusSyncHandler) activate_sink_bus_handler, gst_bus_set_sync_handler (bus, (GstBusSyncHandler) activate_sink_bus_handler,
playbin, NULL); playbin, NULL);