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author | robert.mader@collabora.com <robert.mader@collabora.com> | 2023-02-11 07:06:14 +0100 |
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committer | Marge Bot <marge-bot@gnome.org> | 2023-04-26 12:19:42 +0000 |
commit | b916ced2e62bfa36ebbb258117ed931560f688be (patch) | |
tree | 086249fd252d7a09a4838a375a7a1982a27fbb2b | |
parent | fd730a4db7093b4871b4559d1cd90d2967146eda (diff) | |
download | gnome-shell-b916ced2e62bfa36ebbb258117ed931560f688be.tar.gz |
screencastService: Add dmabuf/GL pipeline
This pipeline imports dmabufs and does format conversion using GL.
The `video/x-raw(memory:DMABuf)` filter ensures format negotiation
between `pipewiresrc` and Mutter will only succeed if Mutter advertises
dmabuf support as well, falling back to the next pipeline otherwise.
Using this pipeline frees Mutter from downloading buffer content on the
main thread which can have a big impact on compositor performance.
Doing format conversion on the GPU should further improve the overall
performance on most hardware.
Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/2597>
-rw-r--r-- | js/dbusServices/screencast/screencastService.js | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/js/dbusServices/screencast/screencastService.js b/js/dbusServices/screencast/screencastService.js index 37327e24c..d63dd8087 100644 --- a/js/dbusServices/screencast/screencastService.js +++ b/js/dbusServices/screencast/screencastService.js @@ -31,6 +31,15 @@ const DEFAULT_DRAW_CURSOR = true; const PIPELINES = [ { pipelineString: + 'capsfilter caps=video/x-raw(memory:DMABuf),max-framerate=%F/1 ! \ + glupload ! glcolorconvert ! gldownload ! \ + queue ! \ + vp8enc cpu-used=16 max-quantizer=17 deadline=1 keyframe-mode=disabled threads=%T static-threshold=1000 buffer-size=20000 ! \ + queue ! \ + webmmux', + }, + { + pipelineString: 'capsfilter caps=video/x-raw,max-framerate=%F/1 ! \ videoconvert chroma-mode=none dither=none matrix-mode=output-only n-threads=%T ! \ queue ! \ |