[FFmpeg-cvslog] swscale/output: fix input indexing in yuv2ya8_2_c()

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Sat Jul  4 00:03:18 2015 +0200| [8255b14c685f6404293a5167569efddceaa32fd3] | committer: Michael Niedermayer

swscale/output: fix input indexing in yuv2ya8_2_c()

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

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=8255b14c685f6404293a5167569efddceaa32fd3
---

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

diff --git a/libswscale/output.c b/libswscale/output.c
index 582eb5b..1db0a51 100644
--- a/libswscale/output.c
+++ b/libswscale/output.c
@@ -1957,13 +1957,13 @@ yuv2ya8_2_c(SwsContext *c, const int16_t *buf[2],
     int i;
 
     for (i = 0; i < dstW; i++) {
-        int Y = (buf0[i * 2] * yalpha1 + buf1[i * 2] * yalpha) >> 19;
+        int Y = (buf0[i] * yalpha1 + buf1[i] * yalpha) >> 19;
         int A;
 
         Y = av_clip_uint8(Y);
 
         if (hasAlpha) {
-            A = (abuf0[i * 2] * yalpha1 + abuf1[i * 2] * yalpha) >> 19;
+            A = (abuf0[i] * yalpha1 + abuf1[i] * yalpha) >> 19;
             A = av_clip_uint8(A);
         }