This simplifies the code.
Signed-off-by: Ganesh Ajjanagadde <gajjanaga...@gmail.com>
---
libavformat/mov.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/libavformat/mov.c b/libavformat/mov.c
index 8493de9..5fc48cb 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) &&
--
2.6.2
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