Matthew Waters b9e1cd3732 glshaderelement: implement on-demand create-shader signalling
One may not have an GstGLContext available or current in the thread where one
would need to update the shader.  Support this by signalling create-shader
whenever the one-shot 'update-shader' is set to TRUE.
2015-10-17 16:10:41 +11:00
..
2015-06-11 12:41:49 -04:00