GstGLBaseFilterClass.glSetCaps

called in the GL thread when caps are set on @filter. Note: this will also be called when changing OpenGL contexts where #GstBaseTransform::set_caps may not.

struct GstGLBaseFilterClass
extern (C)
bool function(GstGLBaseFilter* filter, GstCaps* incaps, GstCaps* outcaps) glSetCaps;