这是我的一段代码:
private static MemoryStream outputStream;
public static void ConvertMp3ToWavStream(string inputPath)
{
outputStream = new MemoryStream();
using (Mp3FileReader reader = new Mp3FileReader(inputPath))
{
using (WaveStream waveStream = WaveFormatConversionStream.CreatePcmStream(reader))
{
WaveFileWriter waveFileWriter = new WaveFileWriter(outputStream, waveStream.WaveFormat);
byte[] bytes = new byte[waveStream.Length];
waveStream.Position = 0;
waveStream.Read(bytes, 0, (int)waveStream.Length);
waveFileWriter.Write(bytes, 0, bytes.Length);
waveFileWriter.Flush();
}
}
}
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这是我的CloseAndDispose
方法,我在一些操作后调用它:
private static void CloseAndDispose()
{
if (outputStream != null)
{
outputStream.Close();
outputStream.Dispose();
}
}
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问题:在所有操作之后,我在内存堆栈中有一些内存,这些内存没有被处理。据我了解,这是我的writer
. 当我尝试处理 writer 时,出现异常。(无法阅读MemoryStream
)。当我尝试在CloseAndDispose()
方法之后关闭并处理 writer 时,出现异常。我应该在哪里关闭waveFileWriter
?
NAudio 有一个IgnoreDisposeStream
在NAudio.Utils
命名空间中调用的辅助类。在将它传递到WaveFileWriter
using (var writer = new WaveFileWriter(new IgnoreDisposeStream(outputStream),
waveStream.WaveFormat))
{
...
}
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