diff options
Diffstat (limited to 'source/blender/blenkernel/BKE_main.h')
| -rw-r--r-- | source/blender/blenkernel/BKE_main.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/source/blender/blenkernel/BKE_main.h b/source/blender/blenkernel/BKE_main.h index faa91fd4f79..79f56cf25ef 100644 --- a/source/blender/blenkernel/BKE_main.h +++ b/source/blender/blenkernel/BKE_main.h @@ -147,7 +147,8 @@ typedef struct Main { #define BLEN_THUMB_SIZE 128 -#define BLEN_THUMB_MEMSIZE(_x, _y) (sizeof(BlendThumbnail) + (size_t)((_x) * (_y)) * sizeof(int)) +#define BLEN_THUMB_MEMSIZE(_x, _y) (sizeof(BlendThumbnail) + ((size_t)(_x) * (size_t)(_y)) * sizeof(int)) +#define BLEN_THUMB_SAFE_MEMSIZE(_x, _y) ((uint64_t)_x * (uint64_t)_y < (SIZE_MAX / (sizeof(int) * 4))) #ifdef __cplusplus } |