http://server:8096/emby/videos/750deb35c2720971e9a2a28ebef5b136/stream.mkv?DeviceId=598785ab9dbfddba76ca470668f4fae7&MediaSourceId=750deb35c2720971e9a2a28ebef5b136&VideoCodec=h264&AudioCodec=mp3,aac&AudioStreamIndex=1&VideoBitrate=284316445&AudioBitrate=128000&MaxAudioChannels=6&Level=51&Profile=high&PlaySessionId=3a312bd59c3e42399610f2fb827c709b&api_key=f6de83ed2bcf4a7aaca0bef8096adb74&CopyTimestamps=true&ForceLiveStream=false&EnableSubtitlesInManifest=false

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/usr/bin/ffmpeg -fflags +genpts -i file:"/home/user/emby/TV-Shows/Futurama/Futurama - Season 1/Futurama - S01E02 - The Series Has Landed [dd].avi" -map 0:0 -map 0:1 -map -0:s -codec:v:0 h264_qsv -force_key_frames expr:gte(t,n_forced*5) -vf "scale=trunc(min(max(iw\,ih*dar)\,720)/2)*2:trunc(ow/dar/2)*2" -copyts -avoid_negative_ts disabled -start_at_zero -preset 7 -look_ahead 0 -b:v 931821 -maxrate 931821 -bufsize 1863642 -vsync -1 -profile:v high -level 5.1 -map_metadata -1 -threads 0 -codec:a:0 libmp3lame -ac 2 -ab 128000 -af "aresample=async=1" -y "/var/lib/emby-server/transcoding-temp/066132b3d5f7ac8e8ea4a90578e030a4.mkv"

ffmpeg version 2.8.6-1ubuntu2 Copyright (c) 2000-2016 the FFmpeg developers

built with gcc 5.3.1 (Ubuntu 5.3.1-11ubuntu1) 20160311

configuration: --prefix=/usr --extra-version=1ubuntu2 --build-suffix=-ffmpeg --toolchain=hardened --libdir=/usr/lib/i386-linux-gnu --incdir=/usr/include/i386-linux-gnu --cc=cc --cxx=g++ --enable-gpl --enable-shared --disable-stripping --disable-decoder=libopenjpeg --disable-decoder=libschroedinger --enable-avresample --enable-avisynth --enable-gnutls --enable-ladspa --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libcdio --enable-libflite --enable-libfontconfig --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm --enable-libmodplug --enable-libmp3lame --enable-libopenjpeg --enable-libopus --enable-libpulse --enable-librtmp --enable-libschroedinger --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libssh --enable-libtheora --enable-libtwolame --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx265 --enable-libxvid --enable-libzvbi --enable-openal --enable-opengl --enable-x11grab --enable-libdc1394 --enable-libiec61883 --enable-libzmq --enable-frei0r --enable-libx264 --enable-libopencv --disable-i686

libavutil 54. 31.100 / 54. 31.100

libavcodec 56. 60.100 / 56. 60.100

libavformat 56. 40.101 / 56. 40.101

libavdevice 56. 4.100 / 56. 4.100

libavfilter 5. 40.101 / 5. 40.101

libavresample 2. 1. 0 / 2. 1. 0

libswscale 3. 1.101 / 3. 1.101

libswresample 1. 2.101 / 1. 2.101

libpostproc 53. 3.100 / 53. 3.100

Unrecognized option 'look_ahead'.

Error splitting the argument list: Option not found