kotlin TTS使用总结
package com.ljb.mvp.kotlin.utils
import android.annotation.SuppressLint
import android.content.Context
import android.media.AudioManager
import android.speech.tts.TextToSpeech
import android.util.Log
import android.widget.Toast
import java.util.Locale
/**
* 语音播放的一个单例对象
*/
@Suppress("DEPRECATION")
class TTSUtils private constructor(context: Context) {
//context对象
private val mContext: Context = context.applicationContext
//核心播放对象
private val textToSpeech: TextToSpeech?
//是否支持
private var isSupport = true
init {
textToSpeech = TextToSpeech(mContext, TextToSpeech.OnInitListener { i ->
//textToSpeech的配置
init(i)
})
}
//textToSpeech的配置
private fun init(i: Int) {
if (i == TextToSpeech.SUCCESS) {
val result = textToSpeech!!.setLanguage(Locale.SIMPLIFIED_CHINESE)
// 设置音调，值越大声音越尖（女生），值越小则变成男声,1.0是常规
textToSpeech.setPitch(1.0f) //(这里推荐默认,不然不同手机可能发声不同，并且异常)
textToSpeech.setSpeechRate(1.5f)
if (result == TextToSpeech.LANG_MISSING_DATA || result == TextToSpeech.LANG_NOT_SUPPORTED) {
//系统不支持中文播报
isSupport = false
Log.e("语音",""+isSupport)
}
}
}
fun isTTsSupport():Boolean{
return isSupport
}
fun play(text: String) {
if (!isSupport) {
Toast.makeText(mContext, "暂不支持", Toast.LENGTH_SHORT).show()
return
}
//设置播报语音音量（跟随手机音量调节而改变）
val myHashAlarm = hashMapOf<String,String>()
myHashAlarm[TextToSpeech.Engine.KEY_PARAM_STREAM] = AudioManager.STREAM_MUSIC.toString()
//语音播报
//QUEUE_ADD：播放完之前的语音任务后才播报本次内容
//QUEUE_FLUSH：丢弃之前的播报任务，立即播报本次内容
textToSpeech?.speak(text, TextToSpeech.QUEUE_FLUSH, myHashAlarm)
}
fun destroy() {
textToSpeech?.stop()
textToSpeech?.shutdown()
}
companion object {
//单例对象
@SuppressLint("StaticFieldLeak")
private var singleton: TTSUtils? = null
fun getInstance(context: Context): TTSUtils {
if (singleton == null) {
synchronized(TTSUtils::class.java) {
if (singleton == null) {
singleton = TTSUtils(context)
}
}
}
return this.singleton!!
}
}
}
activity中使用方法：
TTSUtils.getInstance(this).play("播放内容")
