From 7324af651f60aadc8a1a04d99314d211df30ccb3 Mon Sep 17 00:00:00 2001 From: Ganesh Ajjanagadde Date: Sun, 22 Nov 2015 11:15:39 -0500 Subject: avformat/mov: use hypot() This simplifies the code. Reviewed-by: Michael Niedermayer Signed-off-by: Ganesh Ajjanagadde --- libavformat/mov.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'libavformat') diff --git a/libavformat/mov.c b/libavformat/mov.c index 2910701ad5..cee037b4b4 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -3421,9 +3421,8 @@ static int mov_read_tkhd(MOVContext *c, AVIOContext *pb, MOVAtom atom) if (width && height && sc->display_matrix) { double disp_transform[2]; -#define SQR(a) ((a)*(double)(a)) for (i = 0; i < 2; i++) - disp_transform[i] = sqrt(SQR(display_matrix[i][0]) + SQR(display_matrix[i][1])); + disp_transform[i] = hypot(display_matrix[i][0], display_matrix[i][1]); if (disp_transform[0] > 0 && disp_transform[1] > 0 && disp_transform[0] < (1<<24) && disp_transform[1] < (1<<24) && -- cgit v1.2.3