public async Task TranscribeSpeechFromWavFileInput(SpeechConfig config)
{
using (var audioConfig = AudioConfig.FromWavFileInput(_wavFilePath))
{
using (var basicRecognizer = new SpeechRecognizer(config, audioConfig))
{
var speechToText = new SpeechToTextRecognizer(_streamWriter);
await speechToText.RunRecognizer(basicRecognizer, RecognizerType.Base,
_stopBaseRecognitionTaskCompletionSource).ConfigureAwait(false);
}
}
}
public async Task TranscribeSpeechFromAudioStream(SpeechConfig config, string person, int startSecond = 0, int endSecond = 0)
{
var audioFormat = AudioStreamFormat.GetWaveFormatPCM(SamplesPerSecond, BitsPerSample, Channels);
using (var waveFileReader = new WaveFileReader(_wavFilePath))
{
var pullAudioInputStreamCallback = new VoiceAudioStream();
TrimWavFile(waveFileReader, pullAudioInputStreamCallback, BytesPerSecond * startSecond,
BytesPerSecond * endSecond);
var speechToText = new SpeechToTextRecognizer(person, _streamWriter);
using (var audioConfig = AudioConfig.FromStreamInput(pullAudioInputStreamCallback, audioFormat))
{
using (var basicRecognizer = new SpeechRecognizer(config, audioConfig))
{
await speechToText.RunRecognizer(basicRecognizer, RecognizerType.Base,
_stopBaseRecognitionTaskCompletionSource).ConfigureAwait(false);
}
}
};
}
