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[904/906] mixer: ask for display handles on pad activation

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Matthew Waters 2014-03-15 13:55:39 +01:00 committed by Tim-Philipp Müller
parent f772bc1afc
commit 344ad5fe6f
1 changed files with 38 additions and 0 deletions
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38
gst-libs/gst/gl/gstglmixer.c
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@ -532,6 +532,8 @@ static void gst_gl_mixer_finalize (GObject * object);
static gboolean gst_gl_mixer_src_query (GstPad * pad, GstObject * object,
GstQuery * query);
static gboolean gst_gl_mixer_src_activate_mode (GstPad * pad,
GstObject * parent, GstPadMode mode, gboolean active);
static GstFlowReturn gst_gl_mixer_sink_clip (GstCollectPads * pads,
GstCollectData * data, GstBuffer * buf, GstBuffer ** outbuf,
GstGLMixer * mix);
@ -703,6 +705,8 @@ gst_gl_mixer_init (GstGLMixer * mix)
GST_DEBUG_FUNCPTR (gst_gl_mixer_src_query));
gst_pad_set_event_function (GST_PAD (mix->srcpad),
GST_DEBUG_FUNCPTR (gst_gl_mixer_src_event));
gst_pad_set_activatemode_function (mix->srcpad,
GST_DEBUG_FUNCPTR (gst_gl_mixer_src_activate_mode));
gst_element_add_pad (GST_ELEMENT (mix), mix->srcpad);
mix->collect = gst_collect_pads_new ();
@ -980,6 +984,40 @@ gst_gl_mixer_set_context (GstElement * element, GstContext * context)
gst_gl_handle_set_context (element, context, &mix->display);
}
static gboolean
gst_gl_mixer_activate (GstGLMixer * mix, gboolean active)
{
gboolean result = TRUE;
if (active) {
if (!gst_gl_ensure_display (mix, &mix->display))
result = FALSE;
}
return result;
}
static gboolean
gst_gl_mixer_src_activate_mode (GstPad * pad, GstObject * parent,
GstPadMode mode, gboolean active)
{
gboolean result = FALSE;
GstGLMixer *mix;
mix = GST_GL_MIXER (parent);
switch (mode) {
case GST_PAD_MODE_PUSH:
case GST_PAD_MODE_PULL:
result = gst_gl_mixer_activate (mix, active);
break;
default:
result = TRUE;
break;
}
return result;
}
static gboolean
gst_gl_mixer_src_query (GstPad * pad, GstObject * parent, GstQuery * query)
{