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add a ±10% random variation to HIGH and DEEP pitch

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This commit is contained in:
davotoula
2026-01-12 22:46:03 +01:00
parent 666015b8eb
commit 3287e3c031
1 changed files with 10 additions and 2 deletions
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amethyst/src/main/java/com/vitorpamplona/amethyst/ui/actions/uploads/VoiceAnonymizer.kt
+10 -2
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@@ -50,7 +50,6 @@ data class AnonymizedResult(
class VoiceAnonymizer { class VoiceAnonymizer {
companion object { companion object {
private const val TAG = "VoiceAnonymizer" private const val TAG = "VoiceAnonymizer"
private const val SAMPLE_RATE = 44100
private const val CHANNELS = 1 private const val CHANNELS = 1
private const val BIT_RATE = 128000 private const val BIT_RATE = 128000
} }
@@ -206,7 +205,16 @@ class VoiceAnonymizer {
sampleRate: Int, sampleRate: Int,
onProgress: (Float) -> Unit, onProgress: (Float) -> Unit,
): FloatArray { ): FloatArray {
val factor = preset.pitchFactor val baseFactor = preset.pitchFactor
val factor =
when (preset) {
VoicePreset.DEEP, VoicePreset.HIGH -> {
// Add ±10% random variation
val randomShift = 0.9 + (Math.random() * 0.2)
baseFactor * randomShift
}
else -> baseFactor
}
val processedSamples = mutableListOf<Float>() val processedSamples = mutableListOf<Float>()
val totalSamples = pcmData.size val totalSamples = pcmData.size