Stream Byte[]変換

/// <summary>

///   Stream   byte[]

/// </summary>

public byte[] StreamToBytes(Stream stream)

{

byte[] bytes = new byte[stream.Length];

stream.Read(bytes, 0, bytes.Length);

 

//  

stream.Seek(0, SeekOrigin.Begin);

return bytes;

}

 

/// <summary>

///   byte[]   Stream

/// </summary>

public Stream BytesToStream(byte[] bytes)

{

Stream stream = new MemoryStream(bytes);

return stream;

}

 

 

/* - - - - - - - - - - - - - - - - - - - - - - - - 

* Stream    

* - - - - - - - - - - - - - - - - - - - - - - - */

/// <summary>

///   Stream  

/// </summary>

public void StreamToFile(Stream stream,string fileName)

{

//   Stream   byte[]

byte[] bytes = new byte[stream.Length];

stream.Read(bytes, 0, bytes.Length);

//  

stream.Seek(0, SeekOrigin.Begin);

 

//   byte[]  

FileStream fs = new FileStream(fileName, FileMode.Create);

BinaryWriter bw = new BinaryWriter(fs);

bw.Write(bytes);

bw.Close();

fs.Close();

}

 

/// <summary>

///   Stream

/// </summary>

public Stream FileToStream(string fileName)

{ 

//  

FileStream fileStream = new FileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read);

//   byte[]

byte[] bytes = new byte[fileStream.Length];

fileStream.Read(bytes, 0, bytes.Length);

fileStream.Close();

//   byte[]   Stream

Stream stream = new MemoryStream(bytes);

return stream;

}