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| author | Clément Bœsch <u@pkh.me> | 2014-05-20 19:51:03 +0200 |
|---|---|---|
| committer | Clément Bœsch <u@pkh.me> | 2014-05-23 23:30:21 +0200 |
| commit | fa972dcf1a36805de4aaa031331061a0a334996d (patch) | |
| tree | 9b46f644b8f5867e260d171e420d16eff950c168 /libavutil/display.c | |
| parent | 584327f22fbf964fa63aa5cf5893873962af5245 (diff) | |
| download | ffmpeg-fa972dcf1a36805de4aaa031331061a0a334996d.tar.gz | |
avutil/display: use hypot().
Diffstat (limited to 'libavutil/display.c')
| -rw-r--r-- | libavutil/display.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/libavutil/display.c b/libavutil/display.c index cc11536d36..da47cee66b 100644 --- a/libavutil/display.c +++ b/libavutil/display.c @@ -35,10 +35,8 @@ double av_display_rotation_get(const int32_t matrix[9]) { double rotation, scale[2]; - scale[0] = sqrt(CONV_FP(matrix[0]) * CONV_FP(matrix[0]) + - CONV_FP(matrix[3]) * CONV_FP(matrix[3])); - scale[1] = sqrt(CONV_FP(matrix[1]) * CONV_FP(matrix[1]) + - CONV_FP(matrix[4]) * CONV_FP(matrix[4])); + scale[0] = hypot(CONV_FP(matrix[0]), CONV_FP(matrix[3])); + scale[1] = hypot(CONV_FP(matrix[1]), CONV_FP(matrix[4])); if (scale[0] == 0.0 || scale[1] == 0.0) return NAN; |