Signed-off-by: Ganesh Ajjanagadde <[email protected]>
---
libavfilter/vf_codecview.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavfilter/vf_codecview.c b/libavfilter/vf_codecview.c
index df45f55..94b5e56 100644
--- a/libavfilter/vf_codecview.c
+++ b/libavfilter/vf_codecview.c
@@ -175,7 +175,7 @@ static void draw_arrow(uint8_t *buf, int sx, int sy, int ex,
if (dx * dx + dy * dy > 3 * 3) {
int rx = dx + dy;
int ry = -dx + dy;
- int length = sqrt((rx * rx + ry * ry) << 8);
+ int length = hypot(rx, ry) * 16;
// FIXME subpixel accuracy
rx = ROUNDED_DIV(rx * 3 << 4, length);
--
2.6.2
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