ffmpeg (main10 profile) x265 output

ffmpeg version 4.2.2-static https://johnvansickle.com/ffmpeg/  Copyright (c) 2000-2019 the FFmpeg developers
  built with gcc 8 (Debian 8.3.0-6)
  configuration: --enable-gpl --enable-version3 --enable-static --disable-debug --disable-ffplay --disable-indev=sndio --disable-outdev=sndio --cc=gcc --enable-fontconfig --enable-frei0r --enable-gnutls --enable-gmp --enable-libgme --enable-gray --enable-libaom --enable-libfribidi --enable-libass --enable-libvmaf --enable-libfreetype --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-librubberband --enable-libsoxr --enable-libspeex --enable-libsrt --enable-libvorbis --enable-libopus --enable-libtheora --enable-libvidstab --enable-libvo-amrwbenc --enable-libvpx --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxml2 --enable-libdav1d --enable-libxvid --enable-libzvbi --enable-libzimg
  libavutil      56. 31.100 / 56. 31.100
  libavcodec     58. 54.100 / 58. 54.100
  libavformat    58. 29.100 / 58. 29.100
  libavdevice    58.  8.100 / 58.  8.100
  libavfilter     7. 57.100 /  7. 57.100
  libswscale      5.  5.100 /  5.  5.100
  libswresample   3.  5.100 /  3.  5.100
  libpostproc    55.  5.100 / 55.  5.100
Input #0, matroska,webm, from 'thecodetest_50fps_finished_cut.mkv':
  Metadata:
    ENCODER         : Lavf58.29.100
  Duration: 00:58:53.20, start: 0.000000, bitrate: 60368 kb/s
    Stream #0:0: Video: ffv1 (FFV1 / 0x31564646), yuv420p, 702x576, SAR 159:109 DAR 6201:3488, 50 fps, 50 tbr, 1k tbn, 1k tbc (default)
    Metadata:
      ENCODER         : Lavc58.54.100 ffv1
      DURATION        : 00:58:53.200000000
    Stream #0:1: Audio: ac3, 48000 Hz, stereo, fltp, 256 kb/s (default)
    Metadata:
      DURATION        : 00:58:51.286000000
Stream mapping:
  Stream #0:0 -> #0:0 (ffv1 (native) -> hevc (libx265))
  Stream #0:1 -> #0:1 (copy)
Press [q] to stop, [?] for help
x265 [info]: HEVC encoder version 3.2+39-b11042b384af
x265 [info]: build info [Linux][GCC 8.3.0][64 bit] 8bit+10bit+12bit
x265 [info]: using cpu capabilities: MMX2 SSE2Fast LZCNT SSSE3 SSE4.2
x265 [info]: Main profile, Level-3.1 (Main tier)
x265 [info]: Thread pool created using 2 threads
x265 [info]: Slices                              : 1
x265 [info]: frame threads / pool features       : 1 / wpp(9 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         : star / 57 / 3 / 3
x265 [info]: Keyframe min / max / scenecut / bias  : 25 / 250 / 40 / 5.00
x265 [info]: Lookahead / bframes / badapt        : 25 / 4 / 2
x265 [info]: b-pyramid / weightp / weightb       : 1 / 1 / 0
x265 [info]: References / ref-limit  cu / depth  : 4 / on / on
x265 [info]: Rate Control / qCompress            : CRF-20.0 / 0.60
x265 [info]: tools: rect limit-modes rd=4 psy-rd=4.00 rdoq=2 psy-rdoq=10.00
x265 [info]: tools: signhide tmvp strong-intra-smoothing deblock
Output #0, matroska, to 'testtesttest_x265.mkv':
  Metadata:
    encoder         : Lavf58.29.100
    Stream #0:0: Video: hevc (libx265), yuv420p, 702x576 [SAR 159:109 DAR 6201:3488], q=2-31, 50 fps, 1k tbn, 50 tbc (default)
    Metadata:
      DURATION        : 00:58:53.200000000
      encoder         : Lavc58.54.100 libx265
    Side data:
      cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: -1
    Stream #0:1: Audio: ac3 ([0] [0][0] / 0x2000), 48000 Hz, stereo, fltp, 256 kb/s (default)
    Metadata:
      DURATION        : 00:58:51.286000000
frame=   33 fps=0.0 q=-0.0 size=       3kB time=00:00:00.94 bitrate=  27.3kbits/s speed=1.06x
frame=   37 fps= 24 q=-0.0 size=       3kB time=00:00:00.97 bitrate=  26.4kbits/s speed=0.641x
frame=   38 fps= 18 q=-0.0 size=       3kB time=00:00:01.04 bitrate=  24.8kbits/s speed=0.487x
frame=   40 fps= 14 q=-0.0 size=       3kB time=00:00:01.07 bitrate=  24.0kbits/s speed=0.374x
frame=   43 fps= 12 q=-0.0 size=       3kB time=00:00:01.13 bitrate=  22.7kbits/s speed=0.307x
frame=   45 fps= 11 q=-0.0 size=       3kB time=00:00:01.16 bitrate=  22.0kbits/s speed=0.274x
frame=   48 fps=9.8 q=-0.0 size=       3kB time=00:00:01.20 bitrate=  21.5kbits/s speed=0.246x
frame=   49 fps=8.7 q=-0.0 size=       3kB time=00:00:01.26 bitrate=  20.4kbits/s speed=0.224x
frame=   51 fps=8.3 q=-0.0 size=       3kB time=00:00:01.29 bitrate=  19.9kbits/s speed=0.21x
frame=   53 fps=7.8 q=-0.0 size=       3kB time=00:00:01.32 bitrate=  19.4kbits/s speed=0.197x
frame=   56 fps=7.3 q=-0.0 size=       3kB time=00:00:01.39 bitrate=  18.5kbits/s speed=0.183x
frame=   59 fps=7.2 q=-0.0 size=       3kB time=00:00:01.42 bitrate=  18.1kbits/s speed=0.175x
frame=   61 fps=6.9 q=-0.0 size=       3kB time=00:00:01.45 bitrate=  17.7kbits/s speed=0.164x
frame=   61 fps=3.1 q=-0.0 Lsize=     352kB time=00:00:01.46 bitrate=1971.2kbits/s speed=0.0754x
video:309kB audio:39kB subtitle:0kB other streams:0kB global headers:2kB muxing overhead: 1.123346%
x265 [info]: frame I:      3, Avg QP:20.67  kb/s: 4662.53
x265 [info]: frame P:     22, Avg QP:22.14  kb/s: 3118.51
x265 [info]: frame B:     36, Avg QP:22.33  kb/s: 1214.70
x265 [info]: Weighted P-Frames: Y:18.2% UV:0.0%
x265 [info]: consecutive B-frames: 36.0% 20.0% 12.0% 28.0% 4.0%

encoded 61 frames in 19.35s (3.15 fps), 2070.89 kb/s, Avg QP:22.18
Exiting normally, received signal 2.