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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>
(cherry picked from commit 8f3a9a8c278acf886f70a1d743bc07b6f9c7b51a)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Michael Niedermayer authored on 2016/01/14 11:05:11Showing 1 changed files
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@@ -39,8 +39,8 @@ |
| 39 | 39 |
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#define STR(s) AV_TOSTRING(s) // AV_STRINGIFY is too long |
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-#define YUVRGB_TABLE_HEADROOM 256 |
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-#define YUVRGB_TABLE_LUMA_HEADROOM 0 |
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+#define YUVRGB_TABLE_HEADROOM 512 |
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+#define YUVRGB_TABLE_LUMA_HEADROOM 512 |
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#define MAX_FILTER_SIZE SWS_MAX_FILTER_SIZE |
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