From 1212041c91b724da77c83f14980440115433e773 Mon Sep 17 00:00:00 2001 From: Paul B Mahol Date: Tue, 4 Jul 2017 10:21:14 +0200 Subject: [PATCH] avfilter/vf_ssim: use unsigned so result can be properly stored Signed-off-by: Paul B Mahol --- libavfilter/vf_ssim.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavfilter/vf_ssim.c b/libavfilter/vf_ssim.c index fa2c2c1406..c3c204268f 100644 --- a/libavfilter/vf_ssim.c +++ b/libavfilter/vf_ssim.c @@ -109,8 +109,8 @@ static void ssim_4x4xn_16bit(const uint8_t *main8, ptrdiff_t main_stride, for (y = 0; y < 4; y++) { for (x = 0; x < 4; x++) { - int a = main16[x + y * main_stride]; - int b = ref16[x + y * ref_stride]; + unsigned a = main16[x + y * main_stride]; + unsigned b = ref16[x + y * ref_stride]; s1 += a; s2 += b;