首先说声对不起了!只有10分了!
遇到一个问题!
一个图象处理程序!
打开文件部分是:
Stream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read);
也就是文件流 转 流
现在想在上面加个功能!图象是通过WebServer传回来的!
代码如下:
[WebMethod]
public byte[] Show()
{
FileStream MyFileStream = File.OpenRead("c\\logo.gif");
int bdata;
MemoryStream MyMemoryStream = new MemoryStream();
while ((bdata = MyFileStream.ReadByte()) != -1)
{
MyMemoryStream.WriteByte(((byte)bdata));
}
MyFileStream.Close();
return MyMemoryStream.ToArray();
}
1。文件流转内存流
2。内存流转数组传到本地
3。本地接收转回内存流
public static Stream Get(byte[] Image) //从服务器下载图像
{
//MemoryStream MyMemoryStream = new MemoryStream(Image, 0, Image.Length);
Stream MyStream = new MemoryStream(Image, 0, Image.Length);
//上面这句试过 但没成功
return MyStream;
}
现在就是想在本地直接打开远程传回的图象!
遇到一个问题!
一个图象处理程序!
打开文件部分是:
Stream stream = new FileStream(fileName, FileMode.Open, FileAccess.Read);
也就是文件流 转 流
现在想在上面加个功能!图象是通过WebServer传回来的!
代码如下:
[WebMethod]
public byte[] Show()
{
FileStream MyFileStream = File.OpenRead("c\\logo.gif");
int bdata;
MemoryStream MyMemoryStream = new MemoryStream();
while ((bdata = MyFileStream.ReadByte()) != -1)
{
MyMemoryStream.WriteByte(((byte)bdata));
}
MyFileStream.Close();
return MyMemoryStream.ToArray();
}
1。文件流转内存流
2。内存流转数组传到本地
3。本地接收转回内存流
public static Stream Get(byte[] Image) //从服务器下载图像
{
//MemoryStream MyMemoryStream = new MemoryStream(Image, 0, Image.Length);
Stream MyStream = new MemoryStream(Image, 0, Image.Length);
//上面这句试过 但没成功
return MyStream;
}
现在就是想在本地直接打开远程传回的图象!
//Server side
[WebMethod]
public byte[] Show()
{
FileStream MyFileStream = File.OpenRead("c\\logo.gif");
byte[] bData = new byte[(int) MyFileStream.Length ];
MyFileStream.Read( bData, 0, bData.Length );
MyFileStream.Close();
return bData;
}//Client Side
public static Stream Get(byte[] Image) //从服务器下载图像
{
MemoryStream MyMemoryStream = new MemoryStream( Image, true );
MyMemoryStream.Read( Image, 0, Image.Length );
MyMemoryStream.Position = 0;
return MyStream;
}
public static Stream Get(byte[] Image) //从服务器下载图像
{
MemoryStream MyMemoryStream = new MemoryStream( Image, true );
MyMemoryStream.Read( Image, 0, Image.Length );
MyMemoryStream.Position = 0;
return MyStream;
}
不行啊!
你在看看程序!返回的类型你忘记定义了吧!
不会返回MemoryStream 类型的吧!
希望能有代码!谢谢大家了!
public static Stream Get(byte[] Image) //从服务器下载图像
{
MemoryStream MyMemoryStream = new MemoryStream( Image, true );
MyMemoryStream.Read( Image, 0, Image.Length );
MyMemoryStream.Position = 0;
return MyMemoryStream as Stream;
}