diff options
author | Chris Wilson <chris@chris-wilson.co.uk> | 2018-03-12 15:42:56 +0000 |
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committer | Chris Wilson <chris@chris-wilson.co.uk> | 2018-05-14 16:10:41 +0100 |
commit | 74bfbcf3bc5736f39926acdd3ff03c026e3673ec (patch) | |
tree | 54dc299742d438dedbaf0727abeda85ff0c760dc /lib/igt_audio.c | |
parent | 60550230a71be950b77927830bc22a58547edbd5 (diff) |
lib/audio: Replace sqrt(a*a + b*b) with hypot(a, b)
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Diffstat (limited to 'lib/igt_audio.c')
-rw-r--r-- | lib/igt_audio.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/lib/igt_audio.c b/lib/igt_audio.c index 2321d1c6..229ce6c6 100644 --- a/lib/igt_audio.c +++ b/lib/igt_audio.c @@ -266,9 +266,7 @@ bool audio_signal_detect(struct audio_signal *signal, int channels, max = 0; for (i = 0; i < frames / 2; i++) { - amplitude[i] = sqrt(data[i] * data[i] + - data[frames - i] * - data[frames - i]); + amplitude[i] = hypot(data[i], data[frames - i]); if (amplitude[i] > max) max = amplitude[i]; } |