[FFmpeg-cvslog] avcodec/cdgraphics: unbreak rendering of vertical scrolling
Paul B Mahol
git at videolan.org
Sat Dec 18 11:27:11 EET 2021
ffmpeg | branch: master | Paul B Mahol <onemda at gmail.com> | Wed Dec 15 10:26:22 2021 +0100| [1c49d74fad3a996e08a6b96db59ed5179f8aa373] | committer: Paul B Mahol
avcodec/cdgraphics: unbreak rendering of vertical scrolling
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=1c49d74fad3a996e08a6b96db59ed5179f8aa373
---
libavcodec/cdgraphics.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavcodec/cdgraphics.c b/libavcodec/cdgraphics.c
index 731d800666..c9e265fa53 100644
--- a/libavcodec/cdgraphics.c
+++ b/libavcodec/cdgraphics.c
@@ -218,7 +218,7 @@ static void cdg_scroll(CDGraphicsContext *cc, uint8_t *data,
/// find the difference and save the offset for cdg_tile_block usage
hinc = h_off - cc->hscroll;
- vinc = v_off - cc->vscroll;
+ vinc = cc->vscroll - v_off;
cc->hscroll = h_off;
cc->vscroll = v_off;
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