JPEGLosslessCrop Method (GdPictureImaging)

In This Topic

Performs a lossless crop on a JPEG image.

Syntax

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

'Declaration
 
Public Function JPEGLosslessCrop( _
   ByVal SrcFile As String, _
   ByVal DstFile As String, _
   ByVal Left As Integer, _
   ByVal Top As Integer, _
   ByVal Width As Integer, _
   ByVal Height As Integer _
) As GdPictureStatus

public GdPictureStatus JPEGLosslessCrop( 
   string SrcFile,
   string DstFile,
   int Left,
   int Top,
   int Width,
   int Height
)

public function JPEGLosslessCrop( 
    SrcFile: String;
    DstFile: String;
    Left: Integer;
    Top: Integer;
    Width: Integer;
    Height: Integer
): GdPictureStatus;

public function JPEGLosslessCrop( 
   SrcFile : String,
   DstFile : String,
   Left : int,
   Top : int,
   Width : int,
   Height : int
) : GdPictureStatus;

public: GdPictureStatus JPEGLosslessCrop( 
   string* SrcFile,
   string* DstFile,
   int Left,
   int Top,
   int Width,
   int Height
)

public:
GdPictureStatus JPEGLosslessCrop( 
   String^ SrcFile,
   String^ DstFile,
   int Left,
   int Top,
   int Width,
   int Height
)

Parameters

SrcFile: The source JPEG image.
DstFile: The destination JPEG image.
Left: The left position, in pixel, of the area to crop.
Top: The top position, in pixel, of the area to crop.
Width: The width, in pixel, of the area to crop.
Height: The height, in pixel, of the area to crop.

Return Value

This method requires the Image Documents component to run.

A member of the GdPictureStatus enumeration.

Remarks

This method requires the Image Documents component to run.

Example

Cropping a jpeg image without loss of information.

using (GdPictureImaging gdpictureImaging = new GdPictureImaging())
{
    // Cropping a jpeg image without loss of information.
    gdpictureImaging.JPEGLosslessCrop("image.jpg", "cropped.jpg", 0, 0, 100, 100);
}

Reference

GdPictureImaging Class
GdPictureImaging Members