textToSpeech method

@override FutureOr<String> textToSpeech({ required int numberThreads, required String text, required String ouputPath, })

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Implementation

@override
FutureOr<String> textToSpeech({
  required int numberThreads,
  required String text,
  required String ouputPath,
}) async {
  if (_isInIsolate == false) {
    final String modelPath = Outetts._modelPath;
    final String modelVocoderPath = Outetts._modelVocoderPath;
    return await Isolate.run(() async {
      final Outetts outetts = Outetts();
      outetts._isInIsolate = true;
      await outetts.ensureInitialized();
      await outetts.initialized();

      outetts.loadModel(
        modelPath: modelPath,
        modelVocoderPath: modelVocoderPath,
      );

      return await outetts.textToSpeech(
        numberThreads: numberThreads,
        text: text,
        ouputPath: ouputPath,
      );
    });
  }

  final options = calloc<outetts_options_t>();
  options.ref.n_threads = numberThreads;
  options.ref.text = text.toNativeUtf8().cast<Char>();
  options.ref.output_path = ouputPath.toNativeUtf8().cast<Char>();
  options.ref.model_path = Outetts._modelPath.toNativeUtf8().cast<Char>();
  options.ref.model_vocoder_path =
      Outetts._modelVocoderPath.toNativeUtf8().cast<Char>();
  Outetts._outetts.outetts_inference(options.ref);
  return ouputPath;
}