ffmpeg_HighBitDepthSSIM.txt

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　YUV444P16のソースを、libx265のcrf23で
　yuv420p(Main)にエンコードし、SSIMを計測します。

■■■エンコード■■■■■■■■■■■■■■■■■■■■■■■■■■■■■

ffmpeg version N-86723-g3b3501f Copyright (c) 2000-2017 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     57.100.103 / 57.100.103
  libavformat    57. 75.100 / 57. 75.100
  libavdevice    57.  7.100 / 57.  7.100
  libavfilter     6. 94.100 /  6. 94.100
  libswscale      4.  7.101 /  4.  7.101
  libswresample   2.  8.100 /  2.  8.100
  libpostproc    54.  6.100 / 54.  6.100
Guessed Channel Layout for Input Stream #0.1 : stereo
Input #0, avisynth, from 'ffmpeg_HighBitDepthYUVColorBar.avs':
  Duration: 00:00:03.37, start: 0.000000, bitrate: 0 kb/s
    Stream #0:0: Video: rawvideo (Y3[0][16] / 0x10003359), yuv444p16le, 640x480, 29.97 fps, 29.97 tbr, 29.97 tbn, 29.97 tbc
    Stream #0:1: Audio: pcm_f32le, 48000 Hz, stereo, flt, 3072 kb/s
Stream mapping:
  Stream #0:0 -> #0:0 (rawvideo (native) -> hevc (libx265))
  Stream #0:1 -> #0:1 (pcm_f32le (native) -> aac (native))
Press [q] to stop, [?] for help
x265 [info]: HEVC encoder version 2.4+87-5f2330bdb8fa
x265 [info]: build info [Windows][GCC 7.1.0][64 bit] 8bit
x265 [info]: using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX
x265 [info]: Main profile, Level-3 (Main tier)
x265 [info]: Thread pool created using 4 threads
x265 [info]: Slices                              : 1
x265 [info]: frame threads / pool features       : 2 / wpp(8 rows)
x265 [warning]: Source height < 720p; disabling lookahead-slices
x265 [info]: Coding QT: max CU size, min CU size : 64 / 8
x265 [info]: Residual QT: max TU size, max depth : 32 / 1 inter / 1 intra
x265 [info]: ME / range / subpel / merge         : hex / 57 / 2 / 2
x265 [info]: Keyframe min / max / scenecut / bias: 25 / 250 / 40 / 5.00
x265 [info]: Lookahead / bframes / badapt        : 20 / 4 / 2
x265 [info]: b-pyramid / weightp / weightb       : 1 / 1 / 0
x265 [info]: References / ref-limit  cu / depth  : 3 / on / on
x265 [info]: AQ: mode / str / qg-size / cu-tree  : 1 / 1.0 / 32 / 1
x265 [info]: Rate Control / qCompress            : CRF-23.0 / 0.60
x265 [info]: tools: rd=3 psy-rd=2.00 rskip signhide tmvp strong-intra-smoothing
x265 [info]: tools: deblock sao
Output #0, mp4, to 'ffmpeg_out265.mp4':
  Metadata:
    encoder         : Lavf57.75.100
    Stream #0:0: Video: hevc (libx265) (hev1 / 0x31766568), yuv420p, 640x480, q=2-31, 29.97 fps, 30k tbn, 29.97 tbc
    Metadata:
      encoder         : Lavc57.100.103 libx265
    Stream #0:1: Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 128 kb/s
    Metadata:
      encoder         : Lavc57.100.103 aac
frame=   10 fps=0.0 q=0.0 size=       0kB time=00:00:00.00 bitrate=N/A speed=   0x
frame=   29 fps= 27 q=-0.0 size=       0kB time=00:00:00.02 bitrate=  16.5kbits/s speed=0.0197x
frame=   51 fps= 32 q=-0.0 size=       0kB time=00:00:00.70 bitrate=   0.5kbits/s speed=0.443x
frame=   74 fps= 35 q=-0.0 size=       0kB time=00:00:01.45 bitrate=   0.2kbits/s speed=0.695x
frame=  101 fps= 39 q=-0.0 size=       0kB time=00:00:02.88 bitrate=   0.1kbits/s speed=1.11x
frame=  101 fps= 34 q=-0.0 Lsize=     109kB time=00:00:03.37 bitrate= 265.7kbits/s speed=1.14x
video:49kB audio:54kB subtitle:0kB other streams:0kB global headers:2kB muxing overhead: 6.546894%
x265 [info]: frame I:      1, Avg QP:20.87  kb/s: 7083.24
x265 [info]: frame P:     29, Avg QP:28.14  kb/s: 79.09
x265 [info]: frame B:     71, Avg QP:30.53  kb/s: 36.42
x265 [info]: Weighted P-Frames: Y:0.0% UV:0.0%
x265 [info]: consecutive B-frames: 3.3% 3.3% 70.0% 0.0% 23.3%

encoded 101 frames in 2.82s (35.85 fps), 118.44 kb/s, Avg QP:29.75
[aac @ 00000000010c77c0] Qavg: 4530.514

■■■SSIMの計測■■■■■■■■■■■■■■■■■■■■■■■■■■■■■

ffmpeg version N-86723-g3b3501f Copyright (c) 2000-2017 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     57.100.103 / 57.100.103
  libavformat    57. 75.100 / 57. 75.100
  libavdevice    57.  7.100 / 57.  7.100
  libavfilter     6. 94.100 /  6. 94.100
  libswscale      4.  7.101 /  4.  7.101
  libswresample   2.  8.100 /  2.  8.100
  libpostproc    54.  6.100 / 54.  6.100
Guessed Channel Layout for Input Stream #0.1 : stereo
Input #0, avisynth, from 'ffmpeg_HighBitDepthYUVColorBar.avs':
  Duration: 00:00:03.37, start: 0.000000, bitrate: 0 kb/s
    Stream #0:0: Video: rawvideo (Y3[0][16] / 0x10003359), yuv444p16le, 640x480, 29.97 fps, 29.97 tbr, 29.97 tbn, 29.97 tbc
    Stream #0:1: Audio: pcm_f32le, 48000 Hz, stereo, flt, 3072 kb/s
Input #1, mov,mp4,m4a,3gp,3g2,mj2, from 'ffmpeg_out265.mp4':
  Metadata:
    major_brand     : isom
    minor_version   : 512
    compatible_brands: isomiso2mp41
    encoder         : Lavf57.75.100
  Duration: 00:00:03.39, start: 0.000000, bitrate: 264 kb/s
    Stream #1:0(und): Video: hevc (Main) (hev1 / 0x31766568), yuv420p(tv, progressive), 640x480, 119 kb/s, 29.97 fps, 29.97 tbr, 30k tbn, 29.97 tbc (default)
    Metadata:
      handler_name    : VideoHandler
    Stream #1:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 129 kb/s (default)
    Metadata:
      handler_name    : SoundHandler
Stream mapping:
  Stream #0:0 (rawvideo) -> ssim:main (graph 0)
  Stream #1:0 (hevc) -> ssim:reference (graph 0)
  ssim (graph 0) -> Stream #0:0 (wrapped_avframe)
  Stream #0:1 -> #0:1 (pcm_f32le (native) -> pcm_s16le (native))
Press [q] to stop, [?] for help
frame=    0 fps=0.0 q=0.0 size=N/A time=-577014:32:22.77 bitrate=N/A speed=N/A
Output #0, null, to 'pipe:':
  Metadata:
    encoder         : Lavf57.75.100
    Stream #0:0: Video: wrapped_avframe, yuv444p16le, 640x480, q=2-31, 200 kb/s, 29.97 fps, 29.97 tbn, 29.97 tbc (default)
    Metadata:
      encoder         : Lavc57.100.103 wrapped_avframe
    Stream #0:1: Audio: pcm_s16le, 48000 Hz, stereo, s16, 1536 kb/s
    Metadata:
      encoder         : Lavc57.100.103 pcm_s16le
frame=   20 fps= 19 q=-0.0 size=N/A time=00:00:00.66 bitrate=N/A speed=0.638x
frame=   60 fps= 39 q=-0.0 size=N/A time=00:00:02.00 bitrate=N/A speed=1.29x
frame=  101 fps= 49 q=-0.0 Lsize=N/A time=00:00:03.37 bitrate=N/A speed=1.65x
video:52kB audio:632kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: unknown
[Parsed_ssim_0 @ 00000000026a5740] SSIM Y:0.999525 (33.232956) U:0.919076 (10.919205) V:0.949699 (12.984251) All:0.956100 (13.575351)

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