Backport of "d3d11videosink: Fix tearing in case of fullscreen mode" into 1.22
Backport of !4178 (merged) "d3d11videosink: Fix tearing in case of fullscreen mode".
Commits:
- e47f0839 d3d11videosink: Fix tearing in case of fullscreen mode
Backport of !4178 (merged) "d3d11videosink: Fix tearing in case of fullscreen mode".
Commits: