Add missing field for two-pass APK. (#511)

kotlin-api-examples/test-2pass.kt

@@ -0,0 +1,49 @@
+package com.k2fsa.sherpa.onnx
+
+fun main() {
+  test2Pass()
+}
+
+fun test2Pass() {
+  val firstPass = createFirstPass()
+  val secondPass = createSecondPass()
+
+  val waveFilename = "./sherpa-onnx-streaming-zipformer-en-20M-2023-02-17/test_wavs/0.wav"
+
+  var objArray = WaveReader.readWaveFromFile(
+      filename = waveFilename,
+  )
+  var samples: FloatArray = objArray[0] as FloatArray
+  var sampleRate: Int = objArray[1] as Int
+
+  firstPass.acceptWaveform(samples, sampleRate = sampleRate)
+  while (firstPass.isReady()) {
+      firstPass.decode()
+  }
+
+  var text = firstPass.text
+  println("First pass text: $text")
+
+  text = secondPass.decode(samples, sampleRate)
+  println("Second pass text: $text")
+}
+
+fun createFirstPass(): SherpaOnnx {
+  val config = OnlineRecognizerConfig(
+      featConfig = getFeatureConfig(sampleRate = 16000, featureDim = 80),
+      modelConfig = getModelConfig(type = 1)!!,
+      endpointConfig = getEndpointConfig(),
+      enableEndpoint = true,
+  )
+
+  return SherpaOnnx(config = config)
+}
+
+fun createSecondPass(): SherpaOnnxOffline {
+  val config = OfflineRecognizerConfig(
+      featConfig = getFeatureConfig(sampleRate = 16000, featureDim = 80),
+      modelConfig = getOfflineModelConfig(type = 2)!!,
+  )
+
+  return SherpaOnnxOffline(config = config)
+}