SetHttpTransferBufferSize Method (GdPictureImaging)

In This Topic

Changes the packet size used for transferring data when creating the image from HTTP and FTP or when uploading the file to the FTP server. The initial value is 4096.

Syntax

Visual Basic
C#
Delphi
JScript
Managed Extensions for C++
C++/CLI

'Declaration
 
Public Sub SetHttpTransferBufferSize( _
   ByVal Buffersize As Integer _
)

public void SetHttpTransferBufferSize( 
   int Buffersize
)

public procedure SetHttpTransferBufferSize( 
    Buffersize: Integer
);

public function SetHttpTransferBufferSize( 
   Buffersize : int
);

public: void SetHttpTransferBufferSize( 
   int Buffersize
)

public:
void SetHttpTransferBufferSize( 
   int Buffersize
)

Parameters

Buffersize: The new value for the packet size for FTP or HTTP transfer, for example 1024, 2048, 4096, 8192 etc.

Example

Setting up the packet size for FTP or HTTP transfer.

Uploading an image to a file located on a distant server using FTP transfer.

using (GdPictureImaging gdpictureImaging = new GdPictureImaging())
{
    // Set the transferring options.
    gdpictureImaging.SetFtpPassiveMode(true);
    gdpictureImaging.SetHttpTransferBufferSize(2048);
    if (gdpictureImaging.UploadFileToFTP(@"D:\images\image.jpg", "ftp.com", "/demo/image.jpg", "user", "password", 21) != GdPictureStatus.OK)
    {
        MessageBox.Show("Uploading failed. Status: " + gdpictureImaging.GetStat() + "\nError: " + gdpictureImaging.GetLastTransferError(),
                        "Uploading using FTP", MessageBoxButtons.OK, MessageBoxIcon.Error);
    }
}

Saving an image to a file located on a distant server using HTTP transfer.

using (GdPictureImaging gdpictureImaging = new GdPictureImaging())
{
    int imageID = gdpictureImaging.CreateGdPictureImageFromFile("image.bmp");
 
    // Set the packet size.
    gdpictureImaging.SetHttpTransferBufferSize(2048);
 
    if (gdpictureImaging.SaveToHTTP(imageID, GdPicture14.DocumentFormat.DocumentFormatJPEG, 75, "http://www.google.com/uploads/myimage.jpg") != GdPictureStatus.OK)
    {
        MessageBox.Show("Saving failed. Status: " + gdpictureImaging.GetStat() + "\nError: " + gdpictureImaging.GetLastTransferError(),
                        "Saving to HTTP", MessageBoxButtons.OK, MessageBoxIcon.Error);
    }
 
    gdpictureImaging.ReleaseGdPictureImage(imageID);
}

Reference

GdPictureImaging Class
GdPictureImaging Members
SetFtpPassiveMode Method
UploadFileToFTP Method
CreateGdPictureImageFromHTTP(String,String,Int32) Method
CreateGdPictureImageFromFTP Method