public void Speak(string text, string voiceTypeIdentifier, FinishEvent audioFinishHandler = null)
{
if (string.IsNullOrEmpty(text))
{
throw new ArgumentNullException("text");
}
if (IsPlaying)
{
return;
}
this.audioFinishHandler = audioFinishHandler;
IsPlaying = true;
AVAudioSession.SharedInstance().SetCategory(AVAudioSessionCategory.PlayAndRecord,
AVAudioSessionCategoryOptions.AllowBluetooth | AVAudioSessionCategoryOptions.AllowBluetoothA2DP);
AVAudioSession.SharedInstance().OverrideOutputAudioPort(AVAudioSessionPortOverride.Speaker, out NSError error);
AVSpeechUtterance speechUtterance = new AVSpeechUtterance(text);
if (!string.IsNullOrEmpty(voiceTypeIdentifier))
{
speechUtterance.Voice = AVSpeechSynthesisVoice.FromIdentifier(voiceTypeIdentifier);
}
speechSynthesizer.SpeakUtterance(speechUtterance);
}
public void PlayAudio(string text)
{
if (_speechSynthesizer == null)
{
_speechSynthesizer = new AVSpeechSynthesizer();
_voice = AVSpeechSynthesisVoice.FromIdentifier("com.apple.ttsbundle.siri_female_de-DE_compact");
if (_voice == null)
{
_voice = AVSpeechSynthesisVoice.FromLanguage("de-DE");
}
}
var speechUtterance = new AVSpeechUtterance(text)
{
Rate = AVSpeechUtterance.DefaultSpeechRate,
Voice = _voice,
Volume = 1.0f,
PitchMultiplier = 1.0f
};
_speechSynthesizer.SpeakUtterance(speechUtterance);
}