- sampleRateInHz
- Sample rate in HZ of the generated audio.
- audioFormat
- Audio format of the generated audio. Must be one of the ENCODING_ constants defined in Android.Media.AudioFormat.
- channelCount
- The number of channels. Must be 1 or 2.
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The service should call this when it starts to synthesize audio for this request. This method should only be called on the synthesis thread, while in TextToSpeechService.OnSynthesizeText(SynthesisRequest, Android.Speech.Tts.ISynthesisCallback).