Creates a Sharpen class effect object
#include <GDIPlus.au3>
_GDIPlus_EffectCreateSharpen ( [$fRadius = 10.0 [, $fAmount = 50.0]] )
$fRadius | [optional] Real number that specifies the sharpening radius (the radius of the convolution kernel) in pixels. The radius must be in the range 0.0 through 255.0 |
$fAmount | [optional] Real number in the range 0.0 through 100.0 that specifies the amount of sharpening to be applied |
Success: | a handle to an Effect object. |
Failure: | 0 and sets the @error flag to non-zero, @extended may contain GPSTATUS error code ($GPIP_ERR* see GPIPlusConstants.au3). |
@error: | -1 - GDIPlus.dll does not support this function. 10 - Invalid parameters. |
When you are done with the Effect object, call _GDIPlus_EffectDispose() to release the resources.
_GDIPlus_EffectCreate, _GDIPlus_EffectDispose
#include <GDIPlus.au3>
#include <GUIConstantsEx.au3>
#include <MsgBoxConstants.au3>
_Example()
Func _Example()
If Not _GDIPlus_Startup() Or @extended < 6 Then
MsgBox($MB_SYSTEMMODAL, "ERROR", "GDIPlus.dll v1.1 not available")
Return
EndIf
Local $sFile = FileOpenDialog("Select an image", "", "Images (*.bmp;*.png;*.jpg;*.gif;*.tif)")
If @error Or Not FileExists($sFile) Then Return
Local $hImage = _GDIPlus_ImageLoadFromFile($sFile)
Local $iWidth = 600
Local $iHeight = _GDIPlus_ImageGetHeight($hImage) * 600 / _GDIPlus_ImageGetWidth($hImage)
Local $hGui = GUICreate("GDI+ v1.1 (" & @ScriptName & ")", $iWidth, $iHeight)
Local $hGraphics = _GDIPlus_GraphicsCreateFromHWND($hGui)
GUISetState(@SW_SHOW)
Local $hEffect = _GDIPlus_EffectCreateSharpen()
_GDIPlus_BitmapApplyEffect($hImage, $hEffect)
_GDIPlus_GraphicsDrawImageRect($hGraphics, $hImage, 0, 0, $iWidth, $iHeight)
Do
Until GUIGetMsg() = $GUI_EVENT_CLOSE
_GDIPlus_EffectDispose($hEffect)
_GDIPlus_ImageDispose($hImage)
_GDIPlus_GraphicsDispose($hGraphics)
_GDIPlus_Shutdown()
EndFunc ;==>_Example