gluploadelement: don't passthrough on same caps

If we do, then multiple disjoint OpenGL contexts will not perform the
necessary download and reupload of data that is necessary to cross between
each OpenGL context sharegroup.

diff --git a/ext/gl/gstgluploadelement.c b/ext/gl/gstgluploadelement.c
index aec9c6c..332ffef 100644 (file)
--- a/ext/gl/gstgluploadelement.c
+++ b/ext/gl/gstgluploadelement.c
@@ -95,8 +95,6 @@ gst_gl_upload_element_class_init (GstGLUploadElementClass * klass)
   bt_class->transform = gst_gl_upload_element_transform;
   bt_class->stop = gst_gl_upload_element_stop;
 
-  bt_class->passthrough_on_same_caps = TRUE;
-
   element_class->change_state = gst_gl_upload_element_change_state;
 
   gst_element_class_add_static_pad_template (element_class,