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Code Issues Releases Activity

avcodec/tests/jpeg2000dwt: Use 64bit in comparission

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Found while reviewing: CID1500309 Unintentional integer overflow

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 12391b732f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer
2024-07-24 16:52:12 +02:00
parent 729c68f86f
commit 846d2f7d71
1 changed files with 1 additions and 1 deletions
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libavcodec/tests/jpeg2000dwt.c
+1 -1
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@@ -52,7 +52,7 @@ static int test_dwt(int *array, int *ref, int border[2][2], int decomp_levels, i
return 1;
}
for (j = 0; j<MAX_W * MAX_W; j++) {
if (FFABS(array[j] - ref[j]) > max_diff) {
if (FFABS(array[j] - (int64_t)ref[j]) > max_diff) {
fprintf(stderr, "missmatch at %d (%d != %d) decomp:%d border %d %d %d %d\n",
j, array[j], ref[j],decomp_levels, border[0][0], border[0][1], border[1][0], border[1][1]);
return 2;