fuck ffmpeg

sudo apt install libavutil56=7:4.1.1-1
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages were automatically installed and are no longer required:
  fuseiso gstreamer1.0-plugins-base:i386 i965-va-driver:i386 intel-media-va-driver:i386 kaccounts-providers kactivities-bin kactivitymanagerd kde-cli-tools kde-cli-tools-data libaccounts-glib0 libaccounts-qt5-1
  libaom0:i386 libcap2:i386 libcapi20-3:i386 libcdparanoia0:i386 libchm1 libcodec2-0.8.1:i386 libcoin80c libcrystalhd3:i386 libexif12:i386 libfdk-aac1:i386 libgd3:i386 libgdbm-compat4:i386 libgdbm6:i386
  libglu1-mesa:i386 libgomp1:i386 libgphoto2-6:i386 libgphoto2-port12:i386 libgsm1:i386 libgstreamer-plugins-base1.0-0:i386 libgstreamer1.0-0:i386 libieee1284-3:i386 libigdgmm5:i386 libixml10 libkaccounts1
  libkf5activities5 libkf5calendarevents5 libkf5js5 libkf5jsapi5 libkf5kcmutils-data libkf5kcmutils5 libkf5kexiv2-15.0.0 libkf5khtml-data libkf5plasma5 libkf5plasmaquick5 libkf5pty-data libkf5pty5
  libkf5purpose-bin libkf5purpose5 libkf5su-bin libkf5su-data libkf5su5 libkf5threadweaver5 libkworkspace5-5 liblcms2-2:i386 libltdl7:i386 libmarkdown2 libmbedtls12 libmp3lame0:i386 libmpg123-0:i386
  libmysqlclient20:i386 libnuma1:i386 libodbc1:i386 libopenal1:i386 libopencore-amrnb0:i386 libopencore-amrwb0:i386 libopenjp2-7:i386 libopus0:i386 liborc-0.4-0:i386 libosmesa6:i386 libpci3:i386
  libperl5.28:i386 libplacebo7 libqca-qt5-2 libqca-qt5-2-plugins libqmobipocket2 libqt5quickwidgets5 libqt5sql5 libqt5sql5-sqlite libsane:i386 libsane1:i386 libshine3:i386 libsignon-plugins-common1
  libsignon-qt5-1 libsnappy1v5:i386 libsnmp30:i386 libsoxr0:i386 libspeex1:i386 libtheora0:i386 libtwolame0:i386 libupnp13 libusb-1.0-0:i386 libv4l-0:i386 libv4lconvert0:i386 libva-drm2:i386 libva-x11-2:i386
  libva2:i386 libvdpau1:i386 libvidstab1.1 libvisual-0.4-0:i386 libvo-amrwbenc0:i386 libvpx5:i386 libwavpack1:i386 libwebpmux3:i386 libx264-152:i386 libx265-160:i386 libxcb-composite0 libxcb-damage0
  libxcb-xfixes0:i386 libxpm4:i386 libxslt1.1:i386 libxvidcore4:i386 libzvbi0:i386 mesa-va-drivers:i386 mesa-vdpau-drivers:i386 ocl-icd-libopencl1:i386 plasma-framework qml-module-org-kde-kconfig
  qml-module-org-kde-kquickcontrols qml-module-org-kde-purpose qml-module-ubuntu-onlineaccounts qtspeech5-flite-plugin signon-plugin-oauth2 va-driver-all:i386 vdpau-driver-all:i386
Use 'sudo apt autoremove' to remove them.
The following packages will be REMOVED:
  audacity dvgrab frei0r-plugins gimp gstreamer1.0-libav libavcodec-extra libavcodec-extra58 libavcodec-extra58:i386 libavdevice58 libavfilter7 libavformat58 libavresample4 libavutil56:i386 libchromaprint1
  libfaudio0 libfaudio0:i386 libgegl-0.4-0 libgimp2.0 libkf5filemetadata-bin libkf5khtml-bin libkf5khtml5 libkf5notifyconfig5 libmlt++3 libmlt6 libokular5core9 libopencv-highgui3.2 libopencv-objdetect3.2
  libopencv-videoio3.2 libopenscenegraph-3.4-131 libpostproc55 libquicktime2 libswresample3 libswresample3:i386 libswscale5 libxine2-ffmpeg libxine2-plugins melt mpv obs-studio okular okular-extra-backends
  openmw openmw-launcher phonon4qt5 phonon4qt5-backend-vlc vlc vlc-plugin-base vlc-plugin-video-output wine-devel wine-devel-amd64 wine-devel-i386:i386 winehq-devel winetricks
The following packages will be DOWNGRADED:
  libavutil56
0 upgraded, 0 newly installed, 1 downgraded, 53 to remove and 0 not upgraded.
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After this operation, 655 MB disk space will be freed.