let (tb_num, tb_den) = str.get_timebase();
let ts = NATimeInfo::new(Some(self.cur_frame as u64), None, None, tb_num, tb_den);
self.src.read_packet(str, ts, true, self.asize)
}
let (tb_num, tb_den) = str.get_timebase();
let ts = NATimeInfo::new(Some(self.cur_frame as u64), None, None, tb_num, tb_den);
self.src.read_packet(str, ts, true, self.asize)
}