ffplay -i "Peru 8K HDR 60FPS (FUHD)-1La4QzGeaaQ.webm" -v debug
ffplay version N-86755-g0780ad9 Copyright (c) 2003-2017 the FFmpeg developers
  built with gcc 7.1.0 (GCC)
  configuration: --enable-gpl --enable-version3 --enable-cuda --enable-cuvid --enable-d3d11va --enable-dxva2 --enable-libmfx --enable-nvenc --enable-avisynth --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls --enable-iconv --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libfreetype --enable-libgme --enable-libgsm --enable-libilbc --enable-libmodplug --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenh264 --enable-libopenjpeg --enable-libopus --enable-librtmp --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxavs --enable-libxvid --enable-libzimg --enable-lzma --enable-zlib
  libavutil      55. 67.100 / 55. 67.100
  libavcodec     57.100.104 / 57.100.104
  libavformat    57. 75.100 / 57. 75.100
  libavdevice    57.  7.100 / 57.  7.100
  libavfilter     6. 95.100 /  6. 95.100
  libswscale      4.  7.101 /  4.  7.101
  libswresample   2.  8.100 /  2.  8.100
  libpostproc    54.  6.100 / 54.  6.100
[NULL @ 00000000048a8c20] Opening 'Peru 8K HDR 60FPS (FUHD)-1La4QzGeaaQ.webm' for reading
[file @ 00000000048a87a0] Setting default whitelist 'file,crypto'
[matroska,webm @ 00000000048a8c20] Format matroska,webm probed with size=2048 and score=100
st:0 removing common factor 1000000 from timebase
[matroska,webm @ 00000000048a8c20] Before avformat_find_stream_info() pos: 1579 bytes read:32768 seeks:0 nb_streams:1
[matroska,webm @ 00000000048a8c20] All info found sq=    0B f=0/0
[matroska,webm @ 00000000048a8c20] After avformat_find_stream_info() pos: 911198 bytes read:911198 seeks:0 frames:1
Input #0, matroska,webm, from 'Peru 8K HDR 60FPS (FUHD)-1La4QzGeaaQ.webm':
  Metadata:
    encoder         : google
  Duration: 00:05:37.69, start: 0.000000, bitrate: 18624 kb/s
    Stream #0:0(eng), 1, 1/1000: Video: vp9 (Profile 2), 1 reference frame, yuv420p10le(tv, bt2020nc/bt2020/smpte2084), 3840x2160, 0/1, SAR 1:1 DAR 16:9, 59.94 fps, 59.94 tbr, 1k tbn, 1k tbc (default)
    Side data:
      Content Light Level Metadata, MaxCLL=1100, MaxFALL=180
      Mastering Display Metadata, has_primaries:1 has_luminance:1 r(0.7080,0.2920) g(0.1700,0.7970) b(0.1310 0.0460) wp(0.3127, 0.3127) min_luminance=0.000000, max_luminance=1000.000000
detected 8 logical cores
[matroska,webm @ 00000000048a8c20] first_dts 0 not matching first dts 16 (pts 16, duration 16) in the queue
Video frame changed from size:0x0 format:none serial:-1 to size:3840x2160 format:yuv420p10le serial:1
[ffplay_buffer @ 00000000054cb440] Setting 'video_size' to value '3840x2160'
[ffplay_buffer @ 00000000054cb440] Setting 'pix_fmt' to value '72'
[ffplay_buffer @ 00000000054cb440] Setting 'time_base' to value '1/1000'
[ffplay_buffer @ 00000000054cb440] Setting 'pixel_aspect' to value '0/1'
[ffplay_buffer @ 00000000054cb440] Setting 'frame_rate' to value '19001/317'
[ffplay_buffer @ 00000000054cb440] w:3840 h:2160 pixfmt:yuv420p10le tb:1/1000 fr:19001/317 sar:0/1 sws_param:
[auto_scaler_0 @ 00000000055b9560] Setting 'flags' to value 'bicubic'
[auto_scaler_0 @ 00000000055b9560] w:iw h:ih flags:'bicubic' interl:0
[ffplay_buffersink @ 00000000049786c0] auto-inserting filter 'auto_scaler_0' between the filter 'ffplay_buffer' and the filter 'ffplay_buffersink'
[AVFilterGraph @ 000000000854c600] query_formats: 2 queried, 0 merged, 1 already done, 0 delayed
[auto_scaler_0 @ 00000000055b9560] picking yuv420p out of 2 ref:yuv420p10le alpha:0
[auto_scaler_0 @ 00000000055b9560] w:3840 h:2160 fmt:yuv420p10le sar:0/1 -> w:3840 h:2160 fmt:yuv420p sar:0/1 flags:0x4
[auto_scaler_0 @ 00000000055b9560] w:3840 h:2160 fmt:yuv420p10le sar:1/1 -> w:3840 h:2160 fmt:yuv420p sar:1/1 flags:0x4
Initialized opengl renderer.aq=    0KB vq= 2141KB sq=    0B f=0/0