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gtk4: Always draw a black background behind the video frame

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This makes sure that there is the same background behind the frame, no
matter if black borders have to be added or not. Without this a frame
that has transparency would change rendering depending on the layout.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs/-/merge_requests/1452>
This commit is contained in:
Sebastian Dröge 2024-02-07 19:09:36 +02:00
parent 803550111a
commit 9971f71e94
1 changed files with 4 additions and 6 deletions
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10
video/gtk4/src/sink/paintable/imp.rs
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@ -144,12 +144,10 @@ impl PaintableImpl for Paintable {
} }
} }
if trans_x != 0.0 || trans_y != 0.0 { snapshot.append_color(
snapshot.append_color( &gdk::RGBA::BLACK,
&gdk::RGBA::BLACK, &graphene::Rect::new(0f32, 0f32, width as f32, height as f32),
&graphene::Rect::new(0f32, 0f32, width as f32, height as f32), );
);
}
snapshot.translate(&graphene::Point::new(trans_x as f32, trans_y as f32)); snapshot.translate(&graphene::Point::new(trans_x as f32, trans_y as f32));
snapshot.scale(scale_x as f32, scale_y as f32); snapshot.scale(scale_x as f32, scale_y as f32);