OBS
1. Installer OBS sous Fedora 29
sudo dnf install https://download1.rpmfusion.org/free/fedora/rpmfusion-free-release-$(rpm -E %fedora).noarch.rpm https://download1.rpmfusion.org/nonfree/fedora/rpmfusion-nonfree-release-$(rpm -E %fedora).noarch.rpm
sudo dnf install obs-studio
codec
sudo dnf install gstreamer1-plugins-good gstreamer-ffmpeg gstreamer1-libav
install the OpenH264 codec implementation and its extensions for Firefox and gstreamer. sudo dnf config-manager --set-enabled fedora-cisco-openh264 sudo dnf upgrade sudo dnf install gstreamer1-plugin-openh264 mozilla-openh264 # Afterwards you need open Firefox, go to menu -> Add-ons -> Plugins and enable OpenH264 plugin.
For NVIDIA Hardware accelerated encoding make sure you have CUDA installed (in case of an older card, install xorg-x11-drv-nvidia-340xx-cuda instead):
sudo dnf install xorg-x11-drv-nvidia-cuda