GstGLContextWGL
GstGLContextWGL * gst_gl_context_wgl_new (GstGLDisplay *display);
GstGLDisplay *display
guintptr gst_gl_context_wgl_get_current_context (void);
void
gpointer gst_gl_context_wgl_get_proc_address (GstGLAPI gl_api, const gchar *name);
GstGLAPI gl_api
const gchar *name
struct GstGLContextWGL { };