1.增加TTS

app/src/main/java/com/intergration/test/MainActivity.kt

 package com.intergration.test
 
 import android.Manifest
+import android.content.Context
 import android.content.pm.PackageManager
+import android.media.AudioManager
 import android.media.CamcorderProfile
 import android.os.Bundle
 import android.os.Environment
+import android.speech.tts.TextToSpeech
 import android.util.Size
 import android.widget.Toast
 import androidx.activity.result.contract.ActivityResultContracts
@@ -15,6 +18,7 @@ import com.arcsoft.visdrive.sdk.ArcErrorInfo
 import com.arcsoft.visdrive.sdk.ArcVisDriveEngine
 import com.arcsoft.visdrive.sdk.constant.common.ArcModType
 import com.arcsoft.visdrive.sdk.model.common.ArcActiveEnvParam
+import com.blankj.utilcode.util.JsonUtils
 import com.blankj.utilcode.util.LogUtils
 import com.blankj.utilcode.util.TimeUtils
 import com.intergration.test.databinding.ActivityMainBinding
@@ -29,6 +33,7 @@ import com.intergration.test.dms.setDmsDistractScope
 import com.intergration.test.dms.setDmsDrivingStatus
 import com.intergration.test.dms.startDms
 import com.intergration.test.utils.DOT_PREFACE_DURATION
+import com.intergration.test.utils.TTS_ENGINE
 import com.intergration.test.utils.VIDEO_FOLDER
 import com.mediatek.smartplatform.PreviewSource
 import com.mediatek.smartplatform.RecordConfiguration
@@ -42,9 +47,10 @@ import kotlinx.coroutines.Job
 import kotlinx.coroutines.cancel
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.launch
+import java.util.Locale
 import java.util.concurrent.CancellationException
 
-class MainActivity : AppCompatActivity(),VideoCallback{
+class MainActivity : AppCompatActivity(),TextToSpeech.OnInitListener,VideoCallback{
 
     private var dmsCoroutineScope: DmsCoroutineScope? =null
 
@@ -69,6 +75,15 @@ class MainActivity : AppCompatActivity(),VideoCallback{
         }
     }
 
+    private val tts by lazy {
+        val am = getSystemService(Context.AUDIO_SERVICE) as AudioManager
+        val sb2value =am.getStreamMaxVolume(AudioManager.STREAM_MUSIC)
+        am.setStreamVolume(AudioManager.STREAM_MUSIC, sb2value, 0)
+        val bundle = Bundle()
+        bundle.putFloat(TextToSpeech.Engine.KEY_PARAM_VOLUME,1.0f)
+        TextToSpeech(this,this, TTS_ENGINE)
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         binding = ActivityMainBinding.inflate(layoutInflater)
@@ -117,6 +132,7 @@ class MainActivity : AppCompatActivity(),VideoCallback{
                     coroutineContext[DmsCoroutineContext]?.engine?.let {engine->
                         coroutineContext[DmsCoroutineContext]?.spmCameraDevice?.startDms(engine)?.collect{result->
                             binding.detectResult.text = result
+                            tts.speak(result, TextToSpeech.QUEUE_ADD, null,null)
                             launch(Dispatchers.IO){
                                 coroutineContext[DmsCoroutineContext]?.spmCameraDevice?.lockRecordingVideo(
                                     DOT_PREFACE_DURATION,"",RecordSource.GENERAL_CAMERA)
@@ -177,6 +193,31 @@ class MainActivity : AppCompatActivity(),VideoCallback{
 
     }
 
+    override fun onInit(status: Int) {
+        if (status == TextToSpeech.SUCCESS) {
+            when (tts.setLanguage(Locale.CHINA)) {
+                TextToSpeech.LANG_MISSING_DATA, TextToSpeech.LANG_NOT_SUPPORTED -> {
+                    LogUtils.file("TTS暂时不支持这种语音朗读")
+                    Toast.makeText(this, "TTS暂时不支持这种语音朗读", Toast.LENGTH_SHORT).show()
+                }
+                else -> {
+                    LogUtils.d("tts初始化成功！")
+                    tts.setPitch(1.0f)
+                    tts.setSpeechRate(1.0f)
+                }
+            }
+        } else {
+            LogUtils.file("TTS初始化失败")
+            Toast.makeText(this, "TTS初始化失败", Toast.LENGTH_SHORT).show()
+        }
+    }
+
+    override fun onDestroy() {
+        tts.stop()
+        tts.shutdown()
+        super.onDestroy()
+    }
+
     private fun allPermissionsGranted() = REQUIRED_PERMISSIONS.all {
         ContextCompat.checkSelfPermission(
             baseContext, it) == PackageManager.PERMISSION_GRANTED

app/src/main/java/com/intergration/test/utils/Utils.kt

@@ -12,6 +12,8 @@ const val DMS_PIC_HEIGHT = 720
 
 const val DOT_PREFACE_DURATION = 5
 
+const val TTS_ENGINE = "com.iflytek.speechcloud"
+
 const val VIDEO_FOLDER = "sdcard/waytous/alarm/"