If you want to keep using Firefox Stable, please set these prefs back to their default. (If "Compositing" on about:support is "WebRender", you have hardware rendering. Yes, you would still have software decoding for videos and that would cause higher CPU load.) If you want to keep testing vaapi and egl, please use https://nightly.mozilla.org, but only set the prefs mentioned on https://github.com/elFarto/nvidia-vaapi-driver. Experimental features more stable in Nightly than in "Stable".
Bug 1753189 Comment 11 Edit History
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If you want to keep using Firefox Stable, please set these prefs back to their default. (If "Compositing" on about:support is "WebRender", you have hardware rendering. Yes, you would still have software decoding for videos and that would cause higher CPU load.) If you want to keep testing vaapi and egl, please use https://nightly.mozilla.org, but only set the prefs mentioned on https://github.com/elFarto/nvidia-vaapi-driver. Experimental features more stable in Nightly than in Stable because not all patches get backported.
If you want to keep using Firefox Stable, please set these prefs back to their default. (If "Compositing" on about:support is "WebRender", you have hardware rendering. Yes, you would still have software decoding for videos and that would cause higher CPU load.) If you want to keep testing vaapi and egl, please use https://nightly.mozilla.org, but only set the prefs mentioned on https://github.com/elFarto/nvidia-vaapi-driver. Experimental features are more stable in Nightly than in Stable because not all patches get backported.