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swscale/yuv2rgb: Increase YUV2RGB table headroom 

This makes SWS more robust
Fixes: 07650a772d98aa63b0fed6370dc89037/asan_heap-oob_27ddeaf_2657_2c81ff264dee5d9712cb3251fb9c3bbb.264
Fixes: out of array read

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
tags/n3.0
Michael Niedermayer 9 years ago
parent
5e5f82a287
commit
8f3a9a8c27
1 changed files with 2 additions and 2 deletions
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  1. +2
    -2
      libswscale/swscale_internal.h

+ 2
- 2
libswscale/swscale_internal.h View File

@@ -39,8 +39,8 @@


#define STR(s) AV_TOSTRING(s) // AV_STRINGIFY is too long #define STR(s) AV_TOSTRING(s) // AV_STRINGIFY is too long


#define YUVRGB_TABLE_HEADROOM 256
#define YUVRGB_TABLE_LUMA_HEADROOM 0
#define YUVRGB_TABLE_HEADROOM 512
#define YUVRGB_TABLE_LUMA_HEADROOM 512


#define MAX_FILTER_SIZE SWS_MAX_FILTER_SIZE #define MAX_FILTER_SIZE SWS_MAX_FILTER_SIZE




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