我如何可以使用LAME到WAV编码为一个mp3 C# [英] How do can I use LAME to encode an wav to an mp3 c#
问题描述
我目前使用n音讯捕捉声音,它只会造成一个wav文件。我正在寻找一种方式保存文件前将其编码到MP3。我发现LAME但是当过我尝试添加它说lame_enc.dll文件不能添加的引用。请确保该文件是可访问的,这是一个有效的集会或COM组件。 。任何帮助,将不胜感激。
I am currently using NAudio to capture the sound and it only creates a wav file. I am looking for a way to encode it to an mp3 before saving the file. I found LAME but when ever i try to add the lame_enc.dll file it says "A reference could not be added. Please make sure the file is accessible, and that is a valid assembly or COM component". Any help would be appreciated.
推荐答案
在.NET 4.0中最简单的方式:
Easiest way in .Net 4.0:
使用Visual Studio的NuGet包管理器控制台:
Use the visual studio Nuget Package manager console:
Install-Package NAudio.Lame
代码剪断:发送语音到内存流,然后保存为MP3:
Code Snip: Send speech to a memory stream, then save as mp3:
//reference System.Speech
using System.Speech.Synthesis;
using System.Speech.AudioFormat;
//reference Nuget Package NAudio.Lame
using NAudio.Wave;
using NAudio.Lame;
using (SpeechSynthesizer reader = new SpeechSynthesizer()) {
//set some settings
reader.Volume = 100;
reader.Rate = 0; //medium
//save to memory stream
MemoryStream ms = new MemoryStream();
reader.SetOutputToWaveStream(ms);
//do speaking
reader.Speak("This is a test mp3");
//now convert to mp3 using LameEncoder or shell out to audiograbber
ConvertWavStreamToMp3File(ref ms, "mytest.mp3");
}
public static void ConvertWavStreamToMp3File(ref MemoryStream ms, string savetofilename) {
//rewind to beginning of stream
ms.Seek(0, SeekOrigin.Begin);
using (var retMs = new MemoryStream())
using (var rdr = new WaveFileReader(ms))
using (var wtr = new LameMP3FileWriter(savetofilename, rdr.WaveFormat, LAMEPreset.VBR_90)) {
rdr.CopyTo(wtr);
}
}
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