/// <summary>
/// 开始录音
/// </summary>
public static void StartRecord(bool isGroup)
{
var filePath = isGroup
? publicMethod.localDataPath() + AntSdkService.AntSdkConfigInfo.AntSdkCompanyCode +
"\\" + AntSdkService.AntSdkLoginOutput.userId + "\\group\\RecordSound\\"
: publicMethod.localDataPath() + AntSdkService.AntSdkConfigInfo.AntSdkCompanyCode +
"\\" + AntSdkService.AntSdkLoginOutput.userId + "\\personal\\RecordSound\\";
_soundFilePath = filePath + Guid.NewGuid() + ".mp3";
//检查文件夹是否存在
if (!Directory.Exists(filePath))
{
Directory.CreateDirectory(filePath);
}
try
{
if (SoundCapture == null)
{
SoundCapture = new Mp3SoundCapture();
}
foreach (var device in SoundCaptureDevice.AllAvailable)
{
SoundCapture.CaptureDevice = device;
}
SoundCapture.OutputType = Mp3SoundCapture.Outputs.Mp3;
SoundCapture.WaveFormat = PcmSoundFormat.Pcm44kHz16bitStereo;
SoundCapture.Mp3BitRate = Mp3BitRate.BitRate32;
SoundCapture.Start(_soundFilePath);
}
catch (Exception ex)
{
LogHelper.WriteError("[语音录制失败]：" + ex.Message + "," + ex.StackTrace);
}
}
private void OnRecordingStopped(object sender, Mp3SoundCapture.StoppedEventArgs e)
{
if (e.Exception == null && _saveCallback != null)
{
_saveCallback(e.OutputFileName);
}
}
public Mp3AudioRecorder()
{
_soundCapture = new Mp3SoundCapture();
_soundCapture.NormalizeVolume = true;
_soundCapture.CaptureDevice = SoundCaptureDevice.Default;
_soundCapture.OutputType = Mp3SoundCapture.Outputs.Mp3;
_soundCapture.WaveFormat = PcmSoundFormat.Pcm48kHz16bitStereo;
_soundCapture.Mp3BitRate = Mp3BitRate.BitRate128;
_soundCapture.Stopped += OnRecordingStopped;
_soundCapture.WaitOnStop = true;
}
public SoundIO(SoundCaptureDevice captureDevice, Mp3SoundCapture.Outputs outputType, PcmSoundFormat soundFormat)
{
_mp3SoundCapture = new Mp3SoundCapture
{
CaptureDevice = captureDevice,
OutputType = outputType,
WaveFormat = soundFormat,
WaitOnStop = true,
NormalizeVolume = true
};
}
/// <summary>
/// 停止录音并返回音频文件
/// </summary>
public static string StopRecord()
{
SoundCapture.Stop();
SoundCapture.Dispose();
SoundCapture = null;
if (!File.Exists(_soundFilePath))
{
return(null);
}
var file = new FileInfo(_soundFilePath);
var size = file.Length;
return(size == 0 ? null : _soundFilePath);
}
public DictophoneForm(CWorkersKeeper workersKeeper, string privateFolder)
{
InitializeComponent();
_mp3SoundCapture = new Mp3SoundCapture
{
NormalizeVolume = false,
OutputType = Mp3SoundCapture.Outputs.Wav,
UseSynchronizationContext = true,
WaitOnStop = true
};
_mp3SoundCapture.Starting += mp3SoundCapture_Starting;
_mp3SoundCapture.Stopped += mp3SoundCapture_Stopped;
_privateFolder = privateFolder;
_configurationEngine = workersKeeper.ConfigurationEngine;
}
public VoiceRecorder()
{
mp3SoundCapture = new Mp3SoundCapture();
}
