protected void GetAVInfo() { retro_system_av_info av = new retro_system_av_info(); _core.GetSystemAVInfo(ref av); _videoInfo = new VideoInfo((int)av.geometry.base_width, (int)av.geometry.base_height, av.geometry.aspect_ratio); _timingInfo = new TimingInfo(av.timing.fps, av.timing.sample_rate); _audioOutput?.SetTimingInfo(av.timing); _videoOutput?.SetGeometry(av.geometry); }