For h.264 support you will need to install the additional port: contrib/ffmpeg For hardware video playback: about:config media.glvideo.enabled=true https://github.com/servo/servo/pull/23483 -> Media player rendering with GL textures by ceyusa
For h.264 support you will need to install the additional port: contrib/ffmpeg For hardware video playback: about:config media.glvideo.enabled=true https://github.com/servo/servo/pull/23483 -> Media player rendering with GL textures by ceyusa