[vlc-commits] picture: copy more than the visible lines

[Steve Lhomme]

vlc | branch: master | Steve Lhomme <robux4 at ycbcr.xyz> | Tue Jun  5 13:16:15 2018 +0200| [4594dedf117e40a1ba783ef55df995e12ea8e5fe] | committer: Steve Lhomme

picture: copy more than the visible lines

When there is a vertical offset the visible lines for each plane don't contain
the extra lines. So we may not copy enough from the source. Until this is fixed
we need to copy as many lines as possible.

Fixes #20560

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=4594dedf117e40a1ba783ef55df995e12ea8e5fe
---

 src/misc/picture.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/misc/picture.c b/src/misc/picture.c
index 2b55796def..e633cee42b 100644
--- a/src/misc/picture.c
+++ b/src/misc/picture.c
@@ -332,8 +332,7 @@ void plane_CopyPixels( plane_t *p_dst, const plane_t *p_src )
 {
     const unsigned i_width  = __MIN( p_dst->i_visible_pitch,
                                      p_src->i_visible_pitch );
-    const unsigned i_height = __MIN( p_dst->i_visible_lines,
-                                     p_src->i_visible_lines );
+    const unsigned i_height = __MIN( p_dst->i_lines, p_src->i_lines );
 
     /* The 2x visible pitch check does two things:
        1) Makes field plane_t's work correctly (see the deinterlacer module)