void gf_filter_get_session_caps(GF_Filter *filter, GF_FilterSessionCaps *caps)
{
	if (caps) {
		if (filter) {
			(*caps) = filter->session->caps;
		} else {
			memset(caps, 0, sizeof(GF_FilterSessionCaps));
		}
	}
}
void gf_filter_get_session_caps(GF_Filter *filter, GF_FilterSessionCaps *caps)
{
	if (caps) {
		if (filter) {
			(*caps) = filter->session->caps;
		} else {
			memset(caps, 0, sizeof(GF_FilterSessionCaps));
		}
	}
}