39 lines
1.6 KiB
Java
39 lines
1.6 KiB
Java
package com.discord.utilities.voice;
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/* compiled from: PerceptualVolumeUtils.kt */
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public final class PerceptualVolumeUtils {
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public static final PerceptualVolumeUtils INSTANCE = new PerceptualVolumeUtils();
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private static final float VOLUME_BOOST_DYNAMIC_RANGE_DB = 6.0f;
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private static final float VOLUME_DYNAMIC_RANGE_DB = 50.0f;
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private PerceptualVolumeUtils() {
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}
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public static /* synthetic */ float amplitudeToPerceptual$default(PerceptualVolumeUtils perceptualVolumeUtils, float f, float f2, int i, Object obj) {
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if ((i & 2) != 0) {
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f2 = 100.0f;
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}
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return perceptualVolumeUtils.amplitudeToPerceptual(f, f2);
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}
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public static /* synthetic */ float perceptualToAmplitude$default(PerceptualVolumeUtils perceptualVolumeUtils, float f, float f2, int i, Object obj) {
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if ((i & 2) != 0) {
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f2 = 100.0f;
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}
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return perceptualVolumeUtils.perceptualToAmplitude(f, f2);
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}
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public final float amplitudeToPerceptual(float f, float f2) {
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if (f <= 0.0f) {
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return 0.0f;
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}
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float log10 = ((float) Math.log10((double) (f / f2))) * 20.0f;
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return f2 * (log10 > 0.0f ? (log10 / VOLUME_BOOST_DYNAMIC_RANGE_DB) + 1.0f : (log10 + 50.0f) / 50.0f);
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}
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public final float perceptualToAmplitude(float f, float f2) {
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if (f <= 0.0f) {
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return 0.0f;
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}
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return f2 * ((float) Math.pow((double) 10.0f, (double) ((f > f2 ? ((f - f2) / f2) * VOLUME_BOOST_DYNAMIC_RANGE_DB : ((f / f2) * 50.0f) - 50.0f) / 20.0f)));
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}
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}
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