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-rw-r--r--tests/tiny_psnr.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/tests/tiny_psnr.c b/tests/tiny_psnr.c
index b35ed810fe..e09f394f0e 100644
--- a/tests/tiny_psnr.c
+++ b/tests/tiny_psnr.c
@@ -273,6 +273,9 @@ int main(int argc, char *argv[])
int max_psnr = -1;
int max_psnr_shift = 0;
+ if (shift_last > shift_first)
+ shift_first -= shift_last - shift_first;
+
if (argc > 3) {
if (!strcmp(argv[3], "u8")) {
len = 1;