diff options
| author | Ganesh Ajjanagadde <gajjanagadde@gmail.com> | 2015-11-22 11:15:39 -0500 |
|---|---|---|
| committer | Ganesh Ajjanagadde <gajjanagadde@gmail.com> | 2015-11-22 16:14:47 -0500 |
| commit | 7324af651f60aadc8a1a04d99314d211df30ccb3 (patch) | |
| tree | 618d1ae77773ff24fa5a4c9a7d5daf865fb0c195 /libavformat/mov.c | |
| parent | 764900d6458a2f79166ff91df4f20ad39cd6acec (diff) | |
| download | ffmpeg-7324af651f60aadc8a1a04d99314d211df30ccb3.tar.gz | |
avformat/mov: use hypot()
This simplifies the code.
Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Ganesh Ajjanagadde <gajjanagadde@gmail.com>
Diffstat (limited to 'libavformat/mov.c')
| -rw-r--r-- | libavformat/mov.c | 3 |
1 files changed, 1 insertions, 2 deletions
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) && |