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playsink: fix refcounting of custom elements

Browse source 
Sink the custom sinks, let other elements we create be sunken by the bin we add
them to.
Fixes #577794.
This commit is contained in:
Wim Taymans 2009-04-10 13:27:41 +02:00
parent 4cdfc4b900
commit 33ef15fad6
1 changed files with 16 additions and 16 deletions
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32
gst/playback/gstplaysink.c
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@ -470,7 +470,10 @@ gst_play_sink_set_vis_plugin (GstPlaySink * playsink, GstElement * vis)
/* first store the new vis */
if (playsink->visualisation)
gst_object_unref (playsink->visualisation);
playsink->visualisation = gst_object_ref (vis);
/* take ownership */
gst_object_ref (vis);
gst_object_sink (vis);
playsink->visualisation = vis;
/* now try to change the plugin in the running vis chain, if we have no chain,
* we don't bother, any future vis chain will be created with the new vis
@ -793,9 +796,9 @@ gst_play_sink_find_property_sinks (GstPlaySink * playsink, GstElement * obj,
/* try to change the state of an element. This function returns the element when
* the state change could be performed. When this function returns NULL an error
* occured and the element is unreffed. */
* occured and the element is unreffed if @unref is TRUE. */
static GstElement *
try_element (GstPlaySink * playsink, GstElement * element)
try_element (GstPlaySink * playsink, GstElement * element, gboolean unref)
{
GstStateChangeReturn ret;
@ -804,7 +807,8 @@ try_element (GstPlaySink * playsink, GstElement * element)
if (ret == GST_STATE_CHANGE_FAILURE) {
GST_DEBUG_OBJECT (playsink, "failed state change..");
gst_element_set_state (element, GST_STATE_NULL);
gst_object_unref (element);
if (unref)
gst_object_unref (element);
element = NULL;
}
}
@ -841,19 +845,18 @@ gen_video_chain (GstPlaySink * playsink, gboolean raw, gboolean async,
if (playsink->video_sink) {
GST_DEBUG_OBJECT (playsink, "trying configured videosink");
elem = gst_object_ref (playsink->video_sink);
chain->sink = try_element (playsink, elem);
chain->sink = try_element (playsink, playsink->video_sink, FALSE);
}
if (chain->sink == NULL) {
GST_DEBUG_OBJECT (playsink, "trying autovideosink");
elem = gst_element_factory_make ("autovideosink", "videosink");
chain->sink = try_element (playsink, elem);
chain->sink = try_element (playsink, elem, TRUE);
}
/* FIXME: if DEFAULT_VIDEOSINK != "autovideosink" try this now */
if (chain->sink == NULL) {
GST_DEBUG_OBJECT (playsink, "trying xvimagesink");
elem = gst_element_factory_make ("xvimagesink", "videosink");
chain->sink = try_element (playsink, elem);
chain->sink = try_element (playsink, elem, TRUE);
}
if (chain->sink == NULL)
goto no_sinks;
@ -1042,8 +1045,7 @@ gen_text_chain (GstPlaySink * playsink)
/* first try to hook the text pad to the custom sink */
if (playsink->text_sink) {
GST_DEBUG_OBJECT (playsink, "trying configured textsink");
elem = gst_object_ref (playsink->text_sink);
chain->sink = try_element (playsink, elem);
chain->sink = try_element (playsink, playsink->text_sink, FALSE);
if (chain->sink) {
elem = gst_play_sink_find_property_sinks (playsink, chain->sink, "async");
if (elem) {
@ -1200,8 +1202,7 @@ gen_subp_chain (GstPlaySink * playsink)
/* first try to hook the text pad to the custom sink */
if (playsink->subp_sink) {
GST_DEBUG_OBJECT (playsink, "trying configured subpsink");
elem = gst_object_ref (playsink->text_sink);
chain->sink = try_element (playsink, elem);
chain->sink = try_element (playsink, playsink->text_sink, FALSE);
if (chain->sink) {
elem = gst_play_sink_find_property_sinks (playsink, chain->sink, "async");
if (elem) {
@ -1328,19 +1329,18 @@ gen_audio_chain (GstPlaySink * playsink, gboolean raw, gboolean queue)
if (playsink->audio_sink) {
GST_DEBUG_OBJECT (playsink, "trying configured audiosink");
elem = gst_object_ref (playsink->audio_sink);
chain->sink = try_element (playsink, elem);
chain->sink = try_element (playsink, playsink->audio_sink, FALSE);
}
if (chain->sink == NULL) {
GST_DEBUG_OBJECT (playsink, "trying autoaudiosink");
elem = gst_element_factory_make ("autoaudiosink", "audiosink");
chain->sink = try_element (playsink, elem);
chain->sink = try_element (playsink, elem, TRUE);
}
/* FIXME: if DEFAULT_AUDIOSINK != "autoaudiosink" try this now */
if (chain->sink == NULL) {
GST_DEBUG_OBJECT (playsink, "trying alsasink");
elem = gst_element_factory_make ("alsasink", "audiosink");
chain->sink = try_element (playsink, elem);
chain->sink = try_element (playsink, elem, TRUE);
}
if (chain->sink == NULL)
goto no_sinks;