Android demo for speaker diarization (#1423)

sherpa-onnx/kotlin-api/OfflineSpeakerDiarization.kt

@@ -34,7 +34,7 @@ data class OfflineSpeakerDiarizationSegment(
 
 class OfflineSpeakerDiarization(
     assetManager: AssetManager? = null,
-    config: OfflineSpeakerDiarizationConfig,
+    val config: OfflineSpeakerDiarizationConfig,
 ) {
     private var ptr: Long
 
@@ -64,7 +64,7 @@ class OfflineSpeakerDiarization(
     fun process(samples: FloatArray) = process(ptr, samples)
 
     fun processWithCallback(
-        samples: FloatArray, 
+        samples: FloatArray,
         callback: (numProcessedChunks: Int, numTotalChunks: Int, arg: Long) -> Int,
         arg: Long = 0,
     ) = processWithCallback(ptr, samples, callback, arg)
@@ -84,14 +84,17 @@ class OfflineSpeakerDiarization(
 
     private external fun getSampleRate(ptr: Long): Int
 
-    private external fun process(ptr: Long, samples: FloatArray): Array<OfflineSpeakerDiarizationSegment>
+    private external fun process(
+        ptr: Long,
+        samples: FloatArray
+    ): Array<OfflineSpeakerDiarizationSegment>
 
     private external fun processWithCallback(
         ptr: Long,
         samples: FloatArray,
         callback: (numProcessedChunks: Int, numTotalChunks: Int, arg: Long) -> Int,
         arg: Long,
-        ): Array<OfflineSpeakerDiarizationSegment>
+    ): Array<OfflineSpeakerDiarizationSegment>
 
     companion object {
         init {

sherpa-onnx/kotlin-api/Speaker.kt

@@ -3,13 +3,6 @@ package com.k2fsa.sherpa.onnx
 import android.content.res.AssetManager
 import android.util.Log
 
-data class SpeakerEmbeddingExtractorConfig(
-    val model: String,
-    var numThreads: Int = 1,
-    var debug: Boolean = false,
-    var provider: String = "cpu",
-)
-
 class SpeakerEmbeddingExtractor(
     assetManager: AssetManager? = null,
     config: SpeakerEmbeddingExtractorConfig,

sherpa-onnx/kotlin-api/SpeakerEmbeddingExtractorConfig.kt

@@ -0,0 +1,8 @@
+package com.k2fsa.sherpa.onnx
+
+data class SpeakerEmbeddingExtractorConfig(
+    val model: String,
+    var numThreads: Int = 1,
+    var debug: Boolean = false,
+    var provider: String = "cpu",
+)