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.

'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
)