[FFmpeg-cvslog] yuvPlanartoyuy2_c: fix sign extension

Michael Niedermayer git at videolan.org
Wed Oct 17 00:11:13 CEST 2012


ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Tue Oct 16 20:50:53 2012 +0200| [a30972609ca39b791ce1e4e5cc6c3dd6cb9c9b12] | committer: Michael Niedermayer

yuvPlanartoyuy2_c: fix sign extension

Fixes CID732282
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=a30972609ca39b791ce1e4e5cc6c3dd6cb9c9b12
---

 libswscale/rgb2rgb_template.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libswscale/rgb2rgb_template.c b/libswscale/rgb2rgb_template.c
index c05cdc8..680d65c 100644
--- a/libswscale/rgb2rgb_template.c
+++ b/libswscale/rgb2rgb_template.c
@@ -353,9 +353,9 @@ static inline void yuvPlanartoyuy2_c(const uint8_t *ysrc, const uint8_t *usrc,
         const uint8_t *yc = ysrc, *uc = usrc, *vc = vsrc;
         for (i = 0; i < chromWidth; i += 2) {
             uint64_t k = yc[0] + (uc[0] << 8) +
-                         (yc[1] << 16) + (vc[0] << 24);
+                         (yc[1] << 16) + (unsigned)(vc[0] << 24);
             uint64_t l = yc[2] + (uc[1] << 8) +
-                         (yc[3] << 16) + (vc[1] << 24);
+                         (yc[3] << 16) + (unsigned)(vc[1] << 24);
             *ldst++ = k + (l << 32);
             yc     += 4;
             uc     += 2;



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