//AVRational av_stream_get_r_frame_rate (const AVStream *s) func Av_stream_get_r_frame_rate(s *AVStream) AVRational { return (AVRational)(C.av_stream_get_r_frame_rate((*C.struct_AVStream)(s))) }
//Rational av_stream_get_r_frame_rate (const Stream *s) func (s *Stream) AvStreamGetRFrameRate() Rational { return (Rational)(C.av_stream_get_r_frame_rate((*C.struct_AVStream)(s))) }
func (s *Stream) RealFrameRate() *avutil.Rational { r := C.av_stream_get_r_frame_rate(s.CAVStream) return avutil.NewRationalFromC(unsafe.Pointer(&r)) }