Fixes: 1417/clusterfuzz-testcase-minimized-6606778030620672
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
const int t7 = ((blk[0 * step] - blk[4 * step]) * (1 << dshift)) + bias; \
const int t8 = t0 + t2; \
const int t9 = t0 - t2; \
- const int tA = 181 * (t9 + (t1 - t3)) + 0x80 >> 8; \
- const int tB = 181 * (t9 - (t1 - t3)) + 0x80 >> 8; \
+ const int tA = (int)(181U * (t9 + (t1 - t3)) + 0x80) >> 8; \
+ const int tB = (int)(181U * (t9 - (t1 - t3)) + 0x80) >> 8; \
const int tC = t1 + t3; \
\
blk[0 * step] = (t6 + t5 + t8) >> shift; \