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screen-cast: Add 'dma-buf-screen-sharing' experimental feature

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It's enabled by default when using the i915 driver, but disabled
everywhere else until it can be made reliably an improvement. Until
then, for anyone want to force-enable it, add the string
'dma-buf-screen-sharing' to the experimental features list in GSettings.

https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1442
This commit is contained in:
Jonas Ådahl
2020-09-14 18:23:10 +02:00
committed by Georges Basile Stavracas Neto
parent 6c0440697d
commit af9df1e5b6
3 changed files with 8 additions and 0 deletions
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5
src/backends/native/meta-backend-native.c
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@ -347,6 +347,7 @@ static void
maybe_disable_screen_cast_dma_bufs (MetaBackendNative *native)
{
MetaBackend *backend = META_BACKEND (native);
MetaSettings *settings = meta_backend_get_settings (backend);
MetaRenderer *renderer = meta_backend_get_renderer (backend);
MetaRendererNative *renderer_native = META_RENDERER_NATIVE (renderer);
MetaScreenCast *screen_cast = meta_backend_get_screen_cast (backend);
@ -365,6 +366,10 @@ maybe_disable_screen_cast_dma_bufs (MetaBackendNative *native)
if (g_strv_contains (enable_dma_buf_drivers, driver_name))
return;
if (meta_settings_is_experimental_feature_enabled (settings,
META_EXPERIMENTAL_FEATURE_DMA_BUF_SCREEN_SHARING))
return;
g_message ("Disabling DMA buffer screen sharing for driver '%s'.",
driver_name);