/// <summary>
/// Initializes the Recorder.
/// Invokes "FileFormatUpdated" and "RecordingQualityUpdated" to other application's modules.
/// </summary>
public void Init()
{
var bitrateType = AudioBitRateType.Medium;
var fileFormat = FileFormatType.MP4;
try
{
Directory.CreateDirectory(PATH_TO_RECORDINGS);
var formatCodec = FILE_FORMATS_DICTIONARY[fileFormat];
_recorder = new AudioRecorder(formatCodec.Item2, formatCodec.Item1)
{
AudioBitRate = RECORDING_QUALITY_DICTIONARY[bitrateType],
AudioChannels = (int)AudioChannelType.Stereo
};
_recorder.Prepare();
}
catch (Exception exception)
{
ErrorHandler(exception.Message);
return;
}
FileFormatUpdated?.Invoke(this, fileFormat);
RecordingQualityUpdated?.Invoke(this, bitrateType);
}
/// <summary>
/// Initializes the Recorder.
/// Invokes "FileFormatUpdated" and "RecordingQualityUpdated" to other application's modules.
/// </summary>
public void Init()
{
try
{
Directory.CreateDirectory(PATH_TO_RECORDINGS);
_recorder = new AudioRecorder(RecorderAudioCodec.Pcm, RecorderFileFormat.Wav)
{
AudioBitRate = RECORDING_QUALITY_DICTIONARY[AudioBitRateType.High],
AudioChannels = (int)AudioChannelType.Stereo
};
_recorder.Prepare();
}
catch (Exception exception)
{
ErrorHandler(exception.Message);
return;
}
FileFormatUpdated?.Invoke(this, FileFormatType.WAV);
RecordingQualityUpdated?.Invoke(this, AudioBitRateType.High);
}
/// <summary>
/// Updates the Recorder file format and codec.
/// Invokes "FileFormatUpdated" to other application's modules.
/// </summary>
/// <param name="item">Setting new value indicator.</param>
public void UpdateRecorderFileFormat(FileFormatType item)
{
var oldCodec = _recorder.AudioCodec;
var oldFileFormat = _recorder.FileFormat;
try
{
_recorder.Unprepare();
_recorder.SetFormatAndCodec(FILE_FORMATS_DICTIONARY[item].Item2,
FILE_FORMATS_DICTIONARY[item].Item1);
_recorder.Prepare();
}
catch (Exception exception)
{
_recorder.SetFormatAndCodec(oldCodec, oldFileFormat);
_recorder.Prepare();
ErrorHandler(exception.Message);
return;
}
FileFormatUpdated?.Invoke(this, item);
}
/// <summary>
/// Handles "FileFormatUpdated" of the IVoiceRecorderService object.
/// Invokes "FileFormatUpdated" to other application's modules.
/// </summary>
/// <param name="sender">Instance of the VoiceRecorderService class.</param>
/// <param name="newValue">New value of the recorder file format setting.</param>
private void FileFormatUpdatedEventHandler(object sender, FileFormatType newValue)
{
FileFormatUpdated?.Invoke(sender, newValue);
}
