Signed-off-by: Paul B Mahol <[email protected]>
---
libavfilter/vf_chromakey.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/libavfilter/vf_chromakey.c b/libavfilter/vf_chromakey.c
index ce8003657c..4b1669d084 100644
--- a/libavfilter/vf_chromakey.c
+++ b/libavfilter/vf_chromakey.c
@@ -56,7 +56,7 @@ static uint8_t do_chromakey_pixel(ChromakeyContext *ctx,
uint8_t u[9], uint8_t v
du = (int)u[i] - ctx->chromakey_uv[0];
dv = (int)v[i] - ctx->chromakey_uv[1];
- diff += sqrt((du * du + dv * dv) / (255.0 * 255.0));
+ diff += sqrt((du * du + dv * dv) / (255.0 * 255.0 * 2));
}
diff /= 9.0;
@@ -78,7 +78,7 @@ static uint16_t do_chromakey_pixel16(ChromakeyContext *ctx,
uint16_t u[9], uint1
du = (int)u[i] - ctx->chromakey_uv[0];
dv = (int)v[i] - ctx->chromakey_uv[1];
- diff += sqrt((du * du + dv * dv) / (max * max));
+ diff += sqrt((du * du + dv * dv) / (max * max * 2));
}
diff /= 9.0;
--
2.17.1
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