# 开发中使用——鸿蒙CoreSpeechKit让文字发声后续

开发中使用——鸿蒙CoreSpeechKit让文字发声后续

设置音量大小

volume

    // 设置播报相关参数this.extraParam= {"queueMode": 0, "speed": AppModel.speed, "volume": AppModel.volume, "pitch": 1, "languageContext": 'zh-CN',"audioType": "pcm", "soundChannel": 3, "playType": 1 };

设置播放速度

“speed”

// 设置播报相关参数this.extraParam= {"queueMode": 0, "speed": AppModel.speed, "volume": AppModel.volume, "pitch": 1, "languageContext": 'zh-CN',"audioType": "pcm", "soundChannel": 3, "playType": 1 };