diff options
-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]; } |