Slightly related, but I'm only aware of Gstreamer based video players that allow reverse playback: https://gstreamer.freedesktop.org/documentation/tutorials/bas

Slightly related, but I'm only aware of Gstreamer based video players that allow reverse playback: https://gstreamer.freedesktop.org/documentation/tutorials/basic/playback-speed.html?gi-language=c https://gstreamer.freedesktop.org/documentation/tutorials/ba... Gnome Totem video player, at least last time I tried, could play a video with audio backward after pressing the comma key, it's an hidden feature as it wasn't mentioned in its keyboard shortcut page...