OSD improvements:

Use OSD size equal to video window.
Update only dirty area(s) of OSD.
Show/mix only used area of OSD.
Fix bug: vpdau use previous resolution for deint, ...

1 files changed, 3 insertions, 0 deletions

diff --git a/video.h b/video.h
index b76dc5c..f26cbd2 100644
--- a/video.h
+++ b/video.h
@@ -103,6 +103,9 @@ extern void VideoOsdClear(void);
     /// Draw an OSD ARGB image.
 extern void VideoOsdDrawARGB(int, int, int, int, const uint8_t *);
 
+    /// Get OSD size.
+extern void VideoGetOsdSize(int *, int *);
+
 extern int64_t VideoGetClock(void);	///< Get video clock.
 
 extern void VideoOsdInit(void);		///< Setup osd.