83 lines
1.9 KiB
Kotlin
83 lines
1.9 KiB
Kotlin
package com.k2fsa.sherpa.onnx
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import android.content.res.AssetManager
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data class OfflineSpeechDenoiserGtcrnModelConfig(
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var model: String = "",
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)
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data class OfflineSpeechDenoiserModelConfig(
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var gtcrn: OfflineSpeechDenoiserGtcrnModelConfig = OfflineSpeechDenoiserGtcrnModelConfig(),
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var numThreads: Int = 1,
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var debug: Boolean = false,
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var provider: String = "cpu",
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)
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data class OfflineSpeechDenoiserConfig(
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var model: OfflineSpeechDenoiserModelConfig = OfflineSpeechDenoiserModelConfig(),
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)
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class DenoisedAudio(
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val samples: FloatArray,
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val sampleRate: Int,
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) {
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fun save(filename: String) =
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saveImpl(filename = filename, samples = samples, sampleRate = sampleRate)
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private external fun saveImpl(
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filename: String,
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samples: FloatArray,
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sampleRate: Int
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): Boolean
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}
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class OfflineSpeechDenoiser(
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assetManager: AssetManager? = null,
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config: OfflineSpeechDenoiserConfig,
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) {
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private var ptr: Long
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init {
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ptr = if (assetManager != null) {
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newFromAsset(assetManager, config)
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} else {
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newFromFile(config)
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}
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}
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protected fun finalize() {
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if (ptr != 0L) {
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delete(ptr)
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ptr = 0
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}
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}
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fun release() = finalize()
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fun run(samples: FloatArray, sampleRate: Int) = run(ptr, samples, sampleRate)
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val sampleRate
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get() = getSampleRate(ptr)
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private external fun newFromAsset(
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assetManager: AssetManager,
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config: OfflineSpeechDenoiserConfig,
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): Long
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private external fun newFromFile(
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config: OfflineSpeechDenoiserConfig,
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): Long
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private external fun delete(ptr: Long)
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private external fun run(ptr: Long, samples: FloatArray, sampleRate: Int): DenoisedAudio
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private external fun getSampleRate(ptr: Long): Int
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companion object {
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init {
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System.loadLibrary("sherpa-onnx-jni")
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}
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}
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}
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