Reference Guide
GdPicture14 Namespace / GdPictureImaging Class / TransformJPEG Method
The path of the image to transform.
The path of the transformed image.
The JPEG transformation to apply. A member of the JPEGTransformation enumeration.





In This Topic
    TransformJPEG Method (GdPictureImaging)
    In This Topic
    Applies transformation to a JPEG image without loss of information. When a JPEG image is compressed, some of the information in the image is lost. If you open a JPEG file, modify the image, and save it to another JPEG file, the quality will decrease. This method allows to opening / modifying / saving JPEG images, without loss of information.
    Syntax
    'Declaration
     
    
    Public Function TransformJPEG( _
       ByVal InputFile As String, _
       ByVal OutputFile As String, _
       ByVal Transformation As JPEGTransformation _
    ) As GdPictureStatus
    public GdPictureStatus TransformJPEG( 
       string InputFile,
       string OutputFile,
       JPEGTransformation Transformation
    )
    public function TransformJPEG( 
        InputFile: String;
        OutputFile: String;
        Transformation: JPEGTransformation
    ): GdPictureStatus; 
    public function TransformJPEG( 
       InputFile : String,
       OutputFile : String,
       Transformation : JPEGTransformation
    ) : GdPictureStatus;
    public: GdPictureStatus TransformJPEG( 
       string* InputFile,
       string* OutputFile,
       JPEGTransformation Transformation
    ) 
    public:
    GdPictureStatus TransformJPEG( 
       String^ InputFile,
       String^ OutputFile,
       JPEGTransformation Transformation
    ) 

    Parameters

    InputFile
    The path of the image to transform.
    OutputFile
    The path of the transformed image.
    Transformation
    The JPEG transformation to apply. A member of the JPEGTransformation enumeration.

    Return Value

    A member of the GdPictureStatus enumeration.
    Remarks
    The image's width and height have to be divisible by 16, otherwise, and Invalid Parameter will be returned.
    See Also