virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-08-15 14:13:16 +02:00
Code Issues Releases Activity

swscale: fix another yuv range conversion overflow in 16bit scaling.

Browse Source 
(cherry picked from commit 81cc7d0bd1)
This commit is contained in:
Ronald S. Bultje
2011-06-30 07:05:52 -07:00
committed by Michael Niedermayer
parent ebb0d60353
commit afb9d4e8f1
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
libswscale/swscale.c
View File

@@ -2001,7 +2001,7 @@ static void lumRangeToJpeg16_c(int16_t *_dst, int width)
int i; int i;
int32_t *dst = (int32_t *) _dst; int32_t *dst = (int32_t *) _dst;
for (i = 0; i < width; i++) for (i = 0; i < width; i++)
dst[i] = (FFMIN(dst[i],30189<<4)*19077 - (39057361<<4))>>14; dst[i] = (FFMIN(dst[i],30189<<4)*4769 - (39057361<<2))>>12;
} }
static void lumRangeFromJpeg16_c(int16_t *_dst, int width) static void lumRangeFromJpeg16_c(int16_t *_dst, int width)
{ {