Get voice amplitude from SFSpeechRecognizer

Question

Im using this library https://github.com/appcoda/SpeechToTextDemo to transcript voice to text

I want to have the real voice amplitude to show graph of voice with this library https://github.com/alankarmisra/SwiftSiriWaveformView

i dont know how to get this value from the first library

Answer 1

我不确定你是否可以通过语音工具包获得它，但我在语音识别器和AVAudioRecorder组合中做了类似的东西，得到了self.audioRecorder?.averagePower ，我用它来更新那个声波的振幅。