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Open Broadcaster Software is free software for video recording and live streaming. Is is probably the most popular video capture tool used by internet broadcasters.


USE flags

USE flags for media-video/obs-studio Software for Recording and Streaming Live Video Content

fdk Enable libfdk support for AAC encoding.
imagemagick Use ImageMagick for image loading instead of FFmpeg.
luajit Build support for scripting via Luajit.
nvenc Enable NVENC encoding for nVidia video cards.
python Build support for scripting via Python 3.
speex Enable noise suppression filter support via media-libs/speexdsp.
v4l Enable support for video4linux (using linux-headers or userspace libv4l libraries)


root #emerge --ask media-video/obs-studio

Additional software

OBS can be paired with jack for audio.




user $obs --help
--help, -h: Get list of available commands.

--startstreaming: Automatically start streaming. --startrecording: Automatically start recording. --startreplaybuffer: Start replay buffer.

--collection <string>: Use specific scene collection. --profile <string>: Use specific profile. --scene <string>: Start with specific scene.

--studio-mode: Enable studio mode. --minimize-to-tray: Minimize to system tray. --portable, -p: Use portable mode.

--verbose: Make log more verbose. --unfiltered_log: Make log unfiltered.

--version, -V: Get current version.



root #emerge --ask --depclean --verbose media-video/obs-studio