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screen-cast/window-src: Report alpha-enabled pixel format

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This allows windows screencasts with proper shadows, instead of
a black border around the window!

Closes: https://gitlab.gnome.org/GNOME/mutter/-/issues/2099
Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/3175>
This commit is contained in:
Georges Basile Stavracas Neto 2023-08-11 16:18:54 -03:00
parent 215b91a2e6
commit d4c923edf9
1 changed files with 8 additions and 0 deletions
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8
src/backends/meta-screen-cast-window-stream-src.c
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@ -619,6 +619,12 @@ meta_screen_cast_window_stream_src_set_cursor_metadata (MetaScreenCastStreamSrc
}
}
static CoglPixelFormat
meta_screen_cast_window_stream_src_get_preferred_format (MetaScreenCastStreamSrc *src)
{
return COGL_PIXEL_FORMAT_BGRA_8888_PRE;
}
MetaScreenCastWindowStreamSrc *
meta_screen_cast_window_stream_src_new (MetaScreenCastWindowStream *window_stream,
GError **error)
@ -651,4 +657,6 @@ meta_screen_cast_window_stream_src_class_init (MetaScreenCastWindowStreamSrcClas
meta_screen_cast_window_stream_record_follow_up;
src_class->get_videocrop = meta_screen_cast_window_stream_src_get_videocrop;
src_class->set_cursor_metadata = meta_screen_cast_window_stream_src_set_cursor_metadata;
src_class->get_preferred_format =
meta_screen_cast_window_stream_src_get_preferred_format;
}