pub unsafe extern "C" fn gst_gl_memory_pbo_copy_into_texture(
gl_mem: *mut GstGLMemoryPBO,
tex_id: c_uint,
target: GstGLTextureTarget,
tex_format: GstGLFormat,
width: c_int,
height: c_int,
stride: c_int,
respecify: gboolean,
) -> gboolean