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C# code:
int recLength = 0;
//½ÓÊÜÎļþÐÅÏ¢
while (true)
{

if (recLength < fileLength) //Èç¹ûдwriter.length ÊÕÍêµÄͼƬ¿´ÆðÀ´Í¼ÐÎÂÒÁË
{
buff = new byte[1024*1024*5];
clisocket.Receive(buff);
writer.Write(buff,0,buff.Length);
recLength += buff.Length;
//writer.Flush();
}
else
{
timer1.Stop();
lstRecfile.Items.Add(lstFile.SelectedItem.ToString());
writer.Close();
// break;
return;
}
}




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C# code:

buff = new byte[1024*1024*5];
clisocket.Receive(buff);
writer.Write(buff,0,buff.Length);


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//C ½Ó¿Ú
extern "C"
{
  TESSDLL_API int __cdecl GetTessText(const char *imagefile, char *text);  
}
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//µ÷ÓÃC DLL Öеĺ¯Êý
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Form2 f=new Form2();
f.Show();
this.Close();

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Form2 f=new Form2();
f.Show();
this.Close();
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