@arch3rtemp said in Opera Linux browser - h.264 support (through x264 open source codec):
There are no chromium codecs in Ubuntu repositories anymore, neither in Snap
Still available in Snap as "chromium-ffmpeg". For me, it doesn't automatically work, but you can link directly from the snap and it works fine.
sudo mkdir -p /usr/lib/x86_64-linux-gnu/opera/lib_extra && \
sudo ln -fst /usr/lib/x86_64-linux-gnu/opera/lib_extra/ /snap/chromium-ffmpeg/current/chromium-ffmpeg-92972/chromium-ffmpeg/libffmpeg.so && \
echo -e "\n\nLink successful, restart Opera and it should work."