void gf_filter_hint_single_clock(GF_Filter *filter, u64 time_in_us, GF_Fraction64 media_timestamp)
{
	//for now only one clock hint possible ...
	filter->session->hint_clock_us = time_in_us;
	filter->session->hint_timestamp = media_timestamp;
}
void gf_filter_hint_single_clock(GF_Filter *filter, u64 time_in_us, GF_Fraction64 media_timestamp)
{
	 
	filter->session->hint_clock_us = time_in_us;
	filter->session->hint_timestamp = media_timestamp;
}