C# 从麦克风输入录制现场音频,并同时保存
我在试着用C#开发一个录音机。我尝试过很多方法,比如NAudio、DirectX、Microsoft.Xna.Framework.Audio等 一切都会产生相同的结果。停止录制后,将保存输出文件mp3/wav mp3/wav文件在开始时创建(没有和内容-0字节) 我正在尝试创建一个可以实时/同时保存音频的应用程序C# 从麦克风输入录制现场音频,并同时保存,c#,xna,directx,audio-recording,naudio,C#,Xna,Directx,Audio Recording,Naudio,我在试着用C#开发一个录音机。我尝试过很多方法,比如NAudio、DirectX、Microsoft.Xna.Framework.Audio等 一切都会产生相同的结果。停止录制后,将保存输出文件mp3/wav mp3/wav文件在开始时创建(没有和内容-0字节) 我正在尝试创建一个可以实时/同时保存音频的应用程序 private void StartRecording() { this.WaveSource = new WaveInEvent { WaveFormat =
private void StartRecording() {
this.WaveSource = new WaveInEvent { WaveFormat = new WaveFormat(44100, 1) };
this.WaveSource.DataAvailable += this.WaveSourceDataAvailable;
this.WaveSource.RecordingStopped += this.WaveSourceRecordingStopped;
this.WaveFile = new WaveFileWriter(@"C:\Sample.wav", this.WaveSource.WaveFormat);
this.WaveSource.StartRecording();
}
private void StopRecording() {
this.WaveSource.StopRecording();
}
void WaveSourceDataAvailable(object sender, WaveInEventArgs e) {
if (this.WaveFile != null) {
this.WaveFile.Write(e.Buffer, 0, e.BytesRecorded);
this.WaveFile.Flush();
}
}
void WaveSourceRecordingStopped(object sender, StoppedEventArgs e) {
if (this.WaveSource != null) {
this.WaveSource.Dispose();
this.WaveSource = null;
}
if (this.WaveFile != null) {
this.WaveFile.Dispose();
this.WaveFile = null;
}
}
想试试低音网吗?
有一个完整的任务代码您可以使用它来完成此任务。
查看并了解根据您的需要配置它的最佳方法。我已经解决了NAudio库本身的问题。 对现有代码的修改很少
public class Recorder {
WaveIn sourceStream;
WaveFileWriter waveWriter;
readonly String FilePath;
readonly String FileName;
readonly int InputDeviceIndex;
public Recorder(int inputDeviceIndex, String filePath, String fileName) {
InitializeComponent();
this.InputDeviceIndex = inputDeviceIndex;
this.FileName = fileName;
this.FilePath = filePath;
}
public void StartRecording(object sender, EventArgs e) {
sourceStream = new WaveIn {
DeviceNumber = this.InputDeviceIndex,
WaveFormat =
new WaveFormat(44100, WaveIn.GetCapabilities(this.InputDeviceIndex).Channels)
};
sourceStream.DataAvailable += this.SourceStreamDataAvailable;
if (!Directory.Exists(FilePath)) {
Directory.CreateDirectory(FilePath);
}
waveWriter = new WaveFileWriter(FilePath + FileName, sourceStream.WaveFormat);
sourceStream.StartRecording();
}
public void SourceStreamDataAvailable(object sender, WaveInEventArgs e) {
if (waveWriter == null) return;
waveWriter.Write(e.Buffer, 0, e.BytesRecorded);
waveWriter.Flush();
}
private void RecordEnd(object sender, EventArgs e) {
if (sourceStream != null) {
sourceStream.StopRecording();
sourceStream.Dispose();
sourceStream = null;
}
if (this.waveWriter == null) {
return;
}
this.waveWriter.Dispose();
this.waveWriter = null;
recordEndButton.Enabled = false;
Application.Exit();
Environment.Exit(0);
}
}
我们也能得到扬声器音频吗?