Search the Community

#Region ;**** Directives created by AutoIt3Wrapper_GUI **** #AutoIt3Wrapper_Icon=car.ico #EndRegion ;**** Directives created by AutoIt3Wrapper_GUI **** #include <GDIPlus.au3> #include <File.au3> #include <Array.au3> #include <ColorConstants.au3> #include <GUIConstantsEx.au3> #include <WindowsConstants.au3> #include <ProgressConstants.au3> ; Declare array Dim $Images[1] ; Gets all JPG files in the current directory (@ScriptDir). Local $search = FileFindFirstFile("*.jpg") ; Check if the search was successful If $search = -1 Then MsgBox(0, "Error", "No JPG files could be found.") Exit EndIf ; Resize array While 1 If IsArray($Images) Then Local $Bound = UBound($Images) ReDim $Images[$Bound+1] EndIf $Images[$Bound] = FileFindNextFile($search) If @error Then ExitLoop WEnd ; Close the search handle FileClose($search) ; Create directory "resized" if not there yet $nymappe = InputBox("Mappe / Bil Navn", "Mappe / Bil Navn") If NOT FileExists(@ScriptDir & "\" & $nymappe & "\") Then DirCreate(@ScriptDir & "\" & $nymappe & "\") EndIf ; Loop for JPGs - gets dimension of JPG and calls resize function to resize to 50% width and 50% height For $i = 1 to Ubound($Images)-1 If $Images[$i] <> "" AND FileExists(@ScriptDir & "\" & $Images[$i]) Then Local $ImagePath = @ScriptDir & "\" & $Images[$i] _GDIPlus_Startup() Local $hImage = _GDIPlus_ImageLoadFromFile($ImagePath) Local $ImageWidth = _GDIPlus_ImageGetWidth($hImage) Local $ImageHeight = _GDIPlus_ImageGetHeight($hImage) _GDIPlus_ImageDispose($hImage) _GDIPlus_Shutdown() ;MsgBox(0,"DEBUG", $ImageWidth & " x " & $ImageHeight) Local $NewImageWidth = ($ImageWidth / 100) * 15 Local $NewImageHeight = ($ImageHeight / 100) * 15 ;MsgBox(0,"DEBUG: " & $i,$Images[$i]) _ImageResize(@ScriptDir & "\" & $Images[$i], @ScriptDir & "\" & $nymappe & "\" & $Images[$i], $NewImageWidth, $NewImageHeight) EndIf Next ; Resize function Func _ImageResize($sInImage, $sOutImage, $iW, $iH) Local $hWnd, $hDC, $hBMP, $hImage1, $hImage2, $hGraphic, $CLSID, $i = 0 ;OutFile path, to use later on. Local $sOP = StringLeft($sOutImage, StringInStr($sOutImage, "\", 0, -1)) ;OutFile name, to use later on. Local $sOF = StringMid($sOutImage, StringInStr($sOutImage, "\", 0, -1) + 1) ;OutFile extension , to use for the encoder later on. Local $Ext = StringUpper(StringMid($sOutImage, StringInStr($sOutImage, ".", 0, -1) + 1)) ; Win api to create blank bitmap at the width and height to put your resized image on. $hWnd = _WinAPI_GetDesktopWindow() $hDC = _WinAPI_GetDC($hWnd) $hBMP = _WinAPI_CreateCompatibleBitmap($hDC, $iW, $iH) _WinAPI_ReleaseDC($hWnd, $hDC) ;Start GDIPlus _GDIPlus_Startup() ;Get the handle of blank bitmap you created above as an image $hImage1 = _GDIPlus_BitmapCreateFromHBITMAP ($hBMP) ;Load the image you want to resize. $hImage2 = _GDIPlus_ImageLoadFromFile($sInImage) ;Get the graphic context of the blank bitmap $hGraphic = _GDIPlus_ImageGetGraphicsContext ($hImage1) ;Draw the loaded image onto the blank bitmap at the size you want _GDIPLus_GraphicsDrawImageRect($hGraphic, $hImage2, 0, 0, $iW, $iH) ;Get the encoder of to save the resized image in the format you want. $CLSID = _GDIPlus_EncodersGetCLSID($Ext) ;Generate a number for out file that doesn't already exist, so you don't overwrite an existing image. Do $i += 1 Until (Not FileExists($sOP & $i & "_" & $sOF)) ;Prefix the number to the begining of the output filename $sOutImage = $sOP & $i & "_" & $sOF ;Save the new resized image. _GDIPlus_ImageSaveToFileEx($hImage1, $sOutImage, $CLSID) ;Clean up and shutdown GDIPlus. _GDIPlus_ImageDispose($hImage1) _GDIPlus_ImageDispose($hImage2) _GDIPlus_GraphicsDispose ($hGraphic) _WinAPI_DeleteObject($hBMP) _GDIPlus_Shutdown() EndFunc Quality gets quite bad compared to using Paint / Photoshop when resizing with GDIPlus Any idea how to make the quality better? Thanks in advance