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[405/906] glfilter: add external-opengl-context property

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It repairs the cluttershare and sdlshare example
This commit is contained in:
Julien Isorce 2009-11-17 23:47:24 +01:00 committed by Tim-Philipp Müller
parent 3672b5922f
commit 32203f94ea
2 changed files with 23 additions and 2 deletions
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23
gst-libs/gst/gl/gstglfilter.c
View file

@ -44,6 +44,13 @@ GST_STATIC_PAD_TEMPLATE ("sink",
GST_STATIC_CAPS (GST_GL_VIDEO_CAPS)
);
/* Properties */
enum
{
PROP_0,
PROP_EXTERNAL_OPENGL_CONTEXT
};
#define DEBUG_INIT(bla) \
GST_DEBUG_CATEGORY_INIT (gst_gl_filter_debug, "glfilter", 0, "glfilter element");
@ -107,6 +114,12 @@ gst_gl_filter_class_init (GstGLFilterClass * klass)
GST_BASE_TRANSFORM_CLASS (klass)->prepare_output_buffer =
gst_gl_filter_prepare_output_buffer;
g_object_class_install_property (gobject_class, PROP_EXTERNAL_OPENGL_CONTEXT,
g_param_spec_ulong ("external_opengl_context",
"External OpenGL context",
"Give an external OpenGL context with which to share textures",
0, G_MAXULONG, 0, G_PARAM_WRITABLE));
klass->set_caps = NULL;
klass->filter = NULL;
klass->display_init_cb = NULL;
@ -132,9 +145,14 @@ static void
gst_gl_filter_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
//GstGLFilter *filter = GST_GL_FILTER (object);
GstGLFilter *filter = GST_GL_FILTER (object);
switch (prop_id) {
case PROP_EXTERNAL_OPENGL_CONTEXT:
{
filter->external_gl_context = g_value_get_ulong (value);
break;
}
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -209,6 +227,7 @@ gst_gl_filter_reset (GstGLFilter * filter)
filter->height = 0;
filter->fbo = 0;
filter->depthbuffer = 0;
filter->external_gl_context = 0;
}
static gboolean
@ -233,7 +252,7 @@ gst_gl_filter_start (GstBaseTransform * bt)
else {
/* this gl filter is a sink in terms of the gl chain */
filter->display = gst_gl_display_new ();
gst_gl_display_create_context (filter->display, 0);
gst_gl_display_create_context (filter->display, filter->external_gl_context);
}
}

2
gst-libs/gst/gl/gstglfilter.h
View file

@ -63,6 +63,8 @@ struct _GstGLFilter
gint height;
GLuint fbo;
GLuint depthbuffer;
gulong external_gl_context;
};
struct _GstGLFilterClass