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glvideomixer: don't leak pad's vertex buffer on release_pad

Browse source 
https://bugzilla.gnome.org/show_bug.cgi?id=760873
This commit is contained in:
Wang Xin-yu (王昕宇) 2016-01-21 10:40:36 +08:00 committed by Tim-Philipp Müller
parent c1376c91ef
commit 176149039b
1 changed files with 21 additions and 0 deletions
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21
ext/gl/gstglvideomixer.c
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@ -836,6 +836,26 @@ gst_gl_video_mixer_pad_set_property (GObject * object, guint prop_id,
gst_object_unref (mix);
}
static void
_del_buffer (GstGLContext * context, GLuint * pBuffer)
{
context->gl_vtable->DeleteBuffers (1, pBuffer);
}
static void
gst_gl_video_mixer_release_pad (GstElement * element, GstPad * p)
{
GstGLVideoMixerPad *pad = GST_GL_VIDEO_MIXER_PAD (p);
if (pad->vertex_buffer) {
GstGLBaseMixer *mix = GST_GL_BASE_MIXER (element);
gst_gl_context_thread_add (mix->context, (GstGLContextThreadFunc)
_del_buffer, &pad->vertex_buffer);
pad->vertex_buffer = 0;
}
GST_ELEMENT_CLASS (g_type_class_peek_parent (G_OBJECT_GET_CLASS (element)))
->release_pad (element, p);
}
static void
gst_gl_video_mixer_class_init (GstGLVideoMixerClass * klass)
{
@ -846,6 +866,7 @@ gst_gl_video_mixer_class_init (GstGLVideoMixerClass * klass)
gobject_class = (GObjectClass *) klass;
element_class = GST_ELEMENT_CLASS (klass);
element_class->release_pad = gst_gl_video_mixer_release_pad;
gobject_class->set_property = gst_gl_video_mixer_set_property;
gobject_class->get_property = gst_gl_video_mixer_get_property;