ffmpeg -i sintel_trailer-480p.mp4 -an -c:v libsvtav1 -t 10 -preset 8 sintel.mkv
ffmpeg version N-99352-gd8ce8e8 Copyright (c) 2000-2020 the FFmpeg developers
  built with gcc 8 (Ubuntu 8.4.0-1ubuntu1~18.04)
  configuration: --prefix=/home/veikk0/.ffmpeg_build --pkg-config-flags=--static --extra-cflags=-I/home/veikk0/.ffmpeg_build/include --extra-ldflags=-L/home/veikk0/.ffmpeg_build/lib --extra-libs='-lpthread -lm' --bindir=/home/veikk0/.local/bin --disable-doc --enable-gpl --enable-libaom --enable-libass --enable-libfdk-aac --enable-libfreetype --enable-libmp3lame --enable-libopus --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libx265 --enable-vaapi --enable-opencl --enable-version3 --enable-libsvtav1 --enable-nonfree
  libavutil      56. 59.100 / 56. 59.100
  libavcodec     58.106.100 / 58.106.100
  libavformat    58. 58.100 / 58. 58.100
  libavdevice    58. 11.102 / 58. 11.102
  libavfilter     7. 87.100 /  7. 87.100
  libswscale      5.  8.100 /  5.  8.100
  libswresample   3.  8.100 /  3.  8.100
  libpostproc    55.  8.100 / 55.  8.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'sintel_trailer-480p.mp4':
  Metadata:
    major_brand     : isom
    minor_version   : 512
    compatible_brands: isomiso2avc1mp41
    creation_time   : 1970-01-01T00:00:00.000000Z
    title           : Sintel Trailer
    artist          : Durian Open Movie Team
    encoder         : Lavf52.62.0
    copyright       : (c) copyright Blender Foundation | durian.blender.org
    description     : Trailer for the Sintel open movie project
  Duration: 00:00:52.21, start: 0.000000, bitrate: 669 kb/s
    Stream #0:0(und): Video: h264 (High) (avc1 / 0x31637661), yuv420p, 854x480, 537 kb/s, 24 fps, 24 tbr, 24 tbn, 48 tbc (default)
    Metadata:
      creation_time   : 1970-01-01T00:00:00.000000Z
      handler_name    : VideoHandler
    Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 126 kb/s (default)
    Metadata:
      creation_time   : 1970-01-01T00:00:00.000000Z
      handler_name    : SoundHandler
Stream mapping:
  Stream #0:0 -> #0:0 (h264 (native) -> av1 (libsvtav1))
Press [q] to stop, [?] for help
-------------------------------------------
SVT [version]:	SVT-AV1 Encoder Lib v0.8.5-20-gbdb7bb3b
SVT [build]  :	GCC 8.4.0	 64 bit
LIB Build date: Sep 24 2020 18:11:15
-------------------------------------------
Number of logical cores available: 12
Number of PPCS 62
[asm level on system : up to avx2]
[asm level selected : up to avx2]
------------------------------------------- 
SVT [config]: Main Profile	Tier (auto)	Level (auto)	
SVT [config]: Preset 							: 8 
SVT [config]: EncoderBitDepth / EncoderColorFormat / CompressedTenBitFormat	: 8 / 1 / 0
SVT [config]: SourceWidth / SourceHeight					: 856 / 480 
SVT [config]: Fps_Numerator / Fps_Denominator / Gop Size / IntraRefreshType 	: 24 / 1 / 33 / 2
SVT [config]: HierarchicalLevels  / PredStructure				: 4 / 2
SVT [config]: BRC Mode / QP  / LookaheadDistance / SceneChange			: CQP / 50 / 16 / 0 
------------------------------------------- 
Output #0, matroska, to 'sintel.mkv':
  Metadata:
    major_brand     : isom
    minor_version   : 512
    compatible_brands: isomiso2avc1mp41
    description     : Trailer for the Sintel open movie project
    title           : Sintel Trailer
    artist          : Durian Open Movie Team
    copyright       : (c) copyright Blender Foundation | durian.blender.org
    encoder         : Lavf58.58.100
    Stream #0:0(und): Video: av1 (libsvtav1) (AV01 / 0x31305641), yuv420p, 854x480, q=0-63, 7000 kb/s, 24 fps, 1k tbn, 24 tbc (default)
    Metadata:
      creation_time   : 1970-01-01T00:00:00.000000Z
      handler_name    : VideoHandler
      encoder         : Lavc58.106.100 libsvtav1
frame=  240 fps= 26 q=38.0 Lsize=      76kB time=00:00:09.95 bitrate=  62.9kbits/s speed=1.06x       
video:74kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 2.933291%