#include-once
#include <twain_enum.au3>
#include <twain_struct.au3>


; #INDEX# =======================================================================================================================
; Title .........: Easy Twain classic library -> original Dosadi library but should work with new library that requires licensing!
; AutoIt Version : 3.3.14.2
; Language ......: English
; Description ...: functions of Easy Twain classic library -> http://www.eztwain.com/
; Author(s) .....: Mylise
; ===============================================================================================================================

; #Functions# ======================================================================================================================

Global $hEZTwain32
Global $ezVersion
Global $ezDebug = False ; used to verify if functions are executing

Dim $ezState[8] = ['undefined','Source manager not loaded','Source manager loaded but not open','Source manager open but device not open', _
                   'Source device open but not enabled','Source device enabled to acquire', _
                   'Image ready to transfer','Image in transit']

Dim $ezRCStatus[12] = ['TWRC_SUCCESS', 'TWRC_FAILURE', 'TWRC_CHECKSTATUS', 'TWRC_CANCEL', _
				  'TWRC_DSEVENT', 'TWRC_NOTDSEVENT', 'TWRC_XFERDONE', 'TWRC_ENDOFLIST', _
                  'TWRC_INFONOTSUPPORTED', 'TWRC_DATANOTAVAILABLE', 'TWRC_BUSY', 'TWRC_SCANNERLOCKED']

;------------------------------------------------
; _EZTwain_Start()
;
; Loads DLL library
;
Func _EZTwain_Start()

   $hEZTwain32 = DllOpen("EZTW32.dll")
   $ezVersion = _EZTwain_Version()

EndFunc

;------------------------------------------------
; _EZTwain_FloatToFix32($ezFloat)
;
; Returns the TW_Fix32 of a float
;
Func _EZTwain_FloatToFix32($ezFloat)

	$aCall = DllCall($hEZTwain32,"long","TWAIN_ToFix32","double",$ezFloat)
    If($ezDebug) Then
	   $tTemp = DllStructCreate("long;")
	   DllStructSetData($tTemp,1,$aCall[0])
	   $pTemp = DllStructGetPtr($tTemp)
	   $tTW_FIX32 = DllStructCreate($tagTW_FIX32,$tTemp)
	   ConsoleWrite('--> Float converted to : ' & 'Whole = ' & DllStructGetData($tTW_FIX32,1) & ' Fraction = ' & DllStructGetData($tTW_FIX32,2) &@CRLF)
    EndIf
    Return $aCall[0]

EndFunc

;------------------------------------------------
; _EZTwain_Fix32ToFloat($ezFix32)
;
; Returns the TW_Fix32 of a float
;
Func _EZTwain_Fix32ToFloat($ezFix32)

	$aCall = DllCall($hEZTwain32,"double","TWAIN_Fix32ToFloat","long",$ezFix32)
    If($ezDebug) Then
	   ConsoleWrite('--> Fix32 converted to : ' & 'Float = ' & $aCall[0] &@CRLF)
    EndIf
    Return $aCall[0]

EndFunc

;------------------------------------------------
; _EZTwain_Version()
;
; Returns the version number of EZTWAIN.DLL, multiplied by 100.
;
Func _EZTwain_Version()

	$aCall = DllCall($hEZTwain32,"int","TWAIN_EasyVersion")
    If($ezDebug) Then
	   ConsoleWrite('--> EZTWAIN version: ' & $aCall[0]&@CRLF)
    EndIf
    Return $aCall[0]

EndFunc

;------------------------------------------------
; _EZTwain_IsAvailable()
;
; Find out if TWAIN Source Manager is installed on the system
; Returns True if it is available
;
Func _EZTwain_IsAvailable()

	$aCall=DllCall($hEZTwain32,"int","TWAIN_IsAvailable")
    If($ezDebug) Then
	   ConsoleWrite('--> Source Manager MGR available ? ' & (($aCall[0]) ? 'Yes':'No')&@CRLF)
    EndIf
    Return $aCall[0]

EndFunc

;------------------------------------------------
; _EZTwain_VerifyState()
;
; Find out TWAIN State
; Returns the state value. Can use global string variable $ezState for definition
;#define TWAIN_PRESESSION		1	// source manager not loaded
;#define TWAIN_SM_LOADED		2	// source manager loaded
;#define TWAIN_SM_OPEN			3	// source manager open
;#define TWAIN_SOURCE_OPEN		4	// source open but not enabled
;#define TWAIN_SOURCE_ENABLED	5	// source enabled to acquire
;#define TWAIN_TRANSFER_READY	6	// image ready to transfer
;#define TWAIN_TRANSFERRING		7	// image in transit
;
Func _EZTwain_VerifyState()

	$aCall=DllCall($hEZTwain32,"int","TWAIN_State")

    Return $aCall[0]

EndFunc

;------------------------------------------------
; _EZTwain_LoadSourceManager()
;
; Will load and open Source Manager
; Returns True if it is loaded and opened
;
Func _EZTwain_LoadSourceManager()

    If(_EZTwain_VerifyState() < 2) Then
	   $aCall=DllCall($hEZTwain32,"int","TWAIN_LoadSourceManager")
    EndIf

    $aCall=DllCall($hEZTwain32,"int","TWAIN_OpenSourceManager","HWnd",0)
    If($ezDebug) Then
	   ConsoleWrite('--> Source Manager loaded and opened ? ' & ((($aCall[0]) ? 'Yes':'No')) & @CRLF)
    EndIf

    Return $aCall[0]

EndFunc

;------------------------------------------------
; _EZTwain_DeviceSelect()
;
; Will open GUI to select source device. This makes chages to default source found in registry
; Returns True if selected
;
Func _EZTwain_DeviceSelect()

    If(_EZTwain_VerifyState() >= 3) Then
		 $aCall=DllCall($hEZTwain32,"int","TWAIN_SelectImageSource","HWnd",0)
         If($ezDebug) Then
			ConsoleWrite('--> Source device selected ? ' & (($aCall[0]) ? 'Yes':'No')&@CRLF)
	     EndIf
         Return $aCall[0]
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source Manager not opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
		 EndIf
		 Return 0
	  EndIf

EndFunc

;------------------------------------------------
; _EZTwain_DeviceOpen()
;
; Connect Source manager to default source device.
; Returns True if connected
;
Func _EZTwain_DeviceOpen()
    DllCall($hEZTwain32,"none","TWAIN_SetHideUI","int",1)
    If(_EZTwain_VerifyState() >= 3) Then
		 $aCall=DllCall($hEZTwain32,"int","TWAIN_OpenDefaultSource")
         If($ezDebug) Then
			ConsoleWrite('--> Source device opened ? ' & (($aCall[0]) ? 'Yes':'No')&@CRLF)
		 EndIf
         Return $aCall[0]
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source Manager not opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
	     EndIf
		 Return 0
	  EndIf

EndFunc

;------------------------------------------------
; _EZTwain_CallMgr($ezDg,$ezDat,$ezMsg,$pData)
;
; Call Source manager with tripplet
; Returns True if successful with updated info in $pData
;
Func _EZTwain_CallMgr($ezDg,$ezDat,$ezMsg,$pData)

    If(_EZTwain_VerifyState() >= 3) Then
		 $aCall=DllCall($hEZTwain32,"int","TWAIN_Mgr","ulong",$ezDg,"word",$ezDat,"word",$ezMsg,"ptr",$pData)
         If($ezDebug) Then
			ConsoleWrite('--> Call Source Manager with tripplet ? ' & (($aCall[0]) ? 'Yes':'No')&@CRLF)
		 EndIf
         Return $aCall[0]
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source Manager not opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
	     EndIf
		 Return 0
	  EndIf

EndFunc

;------------------------------------------------
; _EZTwain_CallDS($ezDg,$ezDat,$ezMsg,$pData)
;
; Call Source manager with tripplet
; Returns True if successful with updated info in $pData
;
Func _EZTwain_CallDS($ezDg,$ezDat,$ezMsg,$pData)

    If(_EZTwain_VerifyState() >= 4) Then
		 $aCall=DllCall($hEZTwain32,"int","TWAIN_DS","ulong",$ezDg,"word",$ezDat,"word",$ezMsg,"ptr",$pData)
         If($ezDebug) Then
			ConsoleWrite('--> Call Source Device with tripplet ? ' & (($aCall[0]) ? 'Yes':'No')&@CRLF)
		 EndIf
         Return $aCall[0]
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source Device not opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
	     EndIf
		 Return 0
	  EndIf

EndFunc

;------------------------------------------------
; _EZTwain_GetCapValue($ezCap,$ezItemType,$pData)
;
; Do a DAT_CAPABILITY/MSG_GETCURRENT on capability 'Cap'
; Returns True if successful with updated info in $pData of type either ONEVALUE or ENUMERATION
;
Func _EZTwain_GetCapValue($ezCap,$ezItemType,$pData)

    If(_EZTwain_VerifyState() >= 4) Then
		 $aCall=DllCall($hEZTwain32,"int","TWAIN_GetCapCurrent","word",$ezCap,"word",$ezItemType,"ptr",$pData)
         If($ezDebug) Then
			ConsoleWrite('--> Call Source Device with Cap Get Current value ?? ' & (($aCall[0]) ? 'Yes':'No')&@CRLF)
		 EndIf
         Return $aCall[0]
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source Device not opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
	     EndIf
		 Return 0
	  EndIf

EndFunc

;------------------------------------------------
; _EZTwain_SetCapValue($ezCap,$ezItemType,$ezItemVal)
;
; Do a DAT_CAPABILITY/MSG_Set on capability 'Cap'
; Returns True if successful
;
Func _EZTwain_SetCapValue($ezCap,$ezItemType,$ezItemVal)

    If(_EZTwain_VerifyState() >= 4) Then
		 $aCall=DllCall($hEZTwain32,"int","TWAIN_SetCapOneValue","word",$ezCap,"word",$ezItemType,"long",$ezItemVal)
         If($ezDebug) Then
			ConsoleWrite('--> Call Source Device with Cap Set Current value ?? ' & (($aCall[0]) ? 'Yes':'No')&@CRLF)
		 EndIf
         Return $aCall[0]
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source Device not opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
	     EndIf
		 Return 0
	  EndIf

EndFunc

;------------------------------------------------
; _EZTwain_DeviceSetDPI($ezDPI)
;
;  Sets device dot per inch value
; Returns True if successfully
;
Func _EZTwain_DeviceSetDPI($ezDPI = 72)

    If(_EZTwain_VerifyState() >= 4) Then
		 $aCall=DllCall($hEZTwain32,"int","TWAIN_SetCurrentResolution","double",$ezDPI)
         If($ezDebug) Then
			ConsoleWrite('--> DPI set successfully ? ' & (($aCall[0]) ? 'Yes':'No')&@CRLF)
			$ezSavedDPI = DllCall($hEZTwain32,"double","TWAIN_GetCurrentResolution")
            ConsoleWrite('--> DPI value in device = ' & $ezSavedDPI[0] &@CRLF)
		 EndIf
         Return $aCall[0]
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source device not opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
		 EndIf
		 Return 0
    EndIf

EndFunc

;------------------------------------------------
; _EZTwain_DeviceAcquire_DIB($hWnd = 0. $ezPType)
;
;  Gets DIB from devices and loads into memory
; $ezPType can be any from Twain $TWPT_  ie. $TWPT_BW, $TWPT_GRAY, $TWPT_RGB
; Returns header of DIB in memory if successfully
;
Func _EZTwain_DeviceAcquire_DIB($hWnd = 0, $ezPType = 0)

    If(_EZTwain_VerifyState() >= 4) Then
		 $aCall = DllCall($hEZTwain32,"int","TWAIN_AcquireNative","HWnd",$hWnd,"ulong",$ezPType)
         If($ezDebug) Then
			ConsoleWrite('--> Pointer of DIB = 0x' & Hex($aCall[0])&@CRLF)
		 EndIf
         Return $aCall[0]
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source device not opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
		 EndIf
		 Return 0
	  EndIf

EndFunc

;------------------------------------------------
; _EZTwain_DeviceAcquire_ClipPut($hWnd = 0. $ezPType)
;
;  Gets DIB from devices and loads into memory
; $ezPType can be any from Twain $TWPT_  ie. $TWPT_BW, $TWPT_GRAY, $TWPT_RGB
; Returns header of DIB in memory if successfully
;
Func _EZTwain_DeviceAcquire_ClipPut($hWnd = 0, $ezPType = 0)

    If(_EZTwain_VerifyState() >= 4) Then
		 $aCall = DllCall($hEZTwain32,"int","TWAIN_AcquireToClipboard","HWnd",$hWnd,"ulong",$ezPType)
         If($ezDebug) Then
			ConsoleWrite('--> Acquire to Clipboard ? ' & (($aCall[0]) ? 'Yes':'No')&@CRLF)
		 EndIf
         Return $aCall[0]
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source device not opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
		 EndIf
		 Return 0
	  EndIf

EndFunc


;------------------------------------------------
; _EZTwain_Free_DIB($hDib)
;
;  Releases memory allocation of DIB
; Returns header of DIB in memory if successfully
;
Func _EZTwain_Free_DIB($hDib = 0)

    If($hDib <> 0) Then
		 DllCall($hEZTwain32,"none","TWAIN_FreeNative","ptr",$hDib)
         If($ezDebug) Then
			ConsoleWrite('--> Released DIB at pointer 0x' & Hex($hDib)&@CRLF)
		 EndIf
         Return 1
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> No DIB header available ' &@CRLF)
		 EndIf
		 Return 0
	  EndIf

EndFunc



;------------------------------------------------
; _EZTwain_DeviceAcquire_File($ezFilename)
;
;  Gets DIB from devices and saves as BMP file. If no filename is provided, it will open a save dialog box.
; For ezFilename: Must provide path, filename, and extension .BMP
; Returns true if successfully saved
;
Func _EZTwain_DeviceAcquire_File($ezFilename = Null)
    DllCall($hEZTwain32,"none","TWAIN_SetHideUI","int",1)
    If(_EZTwain_VerifyState() >= 4) Then
	   If ($ezFilename == Null) Then
		  $aCall=DllCall($hEZTwain32,"int","TWAIN_AcquireToFilename","HWnd",0,"ptr", Null)
		  If($ezDebug) Then
			ConsoleWrite('--> Saved with Null ' & @CRLF)
	      EndIf
	   Else
		  Local $stString = DllStructCreate("char[" & StringLen($ezfilename) + 1 & "]")
          DllStructSetData($stString, 1, $ezfilename)
          $aCall=DllCall($hEZTwain32,"int","TWAIN_AcquireToFilename","HWnd",0,"ptr", DllStructGetPtr($stString))
		  If($ezDebug) Then
			ConsoleWrite('--> Saved with filename ' & $ezFilename&@CRLF)
	      EndIf
	   EndIf

	   Return True
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source device not opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
		 EndIf
		 Return 0
	  EndIf

EndFunc

;------------------------------------------------
; _EZTwain_DeviceUserInterface($hWnd)
;
;  Opens manufacturer's GUI interface of Twain device
; Issue with this as sometimes it hangs
; Returns True if user interface was opened successfully
;
Func _EZTwain_DeviceUserInterface($hWnd)
    DllCall($hEZTwain32,"none","TWAIN_SetHideUI","int",0)
    If(_EZTwain_VerifyState() >= 4) Then
		 $aCall=DllCall($hEZTwain32,"int","TWAIN_OpenDefaultSource","HWnd",$hWnd)
		 WinWaitClose($hWnd)
         If($ezDebug) Then
			ConsoleWrite('--> Returned from user interface ? ' & (($aCall[0]) ? 'Yes':'No')&@CRLF)
		 EndIf
         Return $aCall[0]
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source device not opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
		 EndIf
		 Return 0
    EndIf

EndFunc


;------------------------------------------------
; _EZTwain_DeviceSetDefault($ezFilename)
;
;  Changes default device in registry, device must be closed
; For ezFilename: Must provide path, filename, and extension .DS using backslash as separator
; Returns true if successfully changed
;
Func _EZTwain_DeviceSetDefault($ezFilename = Null)

	If ($ezFilename == Null) Then
		 If($ezDebug) Then
			ConsoleWrite('--> No filename provided' & @CRLF)
		 EndIf
		 Return 0
    ElseIf (FileExists($ezFilename) == 0) Then
		 If($ezDebug) Then
			ConsoleWrite('--> File does not exists ' & @CRLF)
		 EndIf
		 Return 0
    EndIf

    If (_EZTwain_VerifyState() <= 3 ) Then
	   Local $tKeyName = "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows NT\CurrentVersion\TWAIN"
       RegWrite($tKeyName,"Default Source","REG_SZ",$ezFilename)
	   If($ezDebug) Then
		  ConsoleWrite('--> Saved in Registry -->'  & $ezFilename &@CRLF)
	   EndIf
	   Return True
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source device is opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
		 EndIf
		 Return 0
    EndIf

EndFunc

;------------------------------------------------
; _EZTwain_DeviceClose()
;
; Disconnect Source manager to default source device.
; Returns True if disconnected
;
Func _EZTwain_DeviceClose()

    If(_EZTwain_VerifyState() >= 3) Then
		 $aCall=DllCall($hEZTwain32,"int","TWAIN_CloseSource")
         If($ezDebug) Then
			ConsoleWrite('--> Source device closed ? ' & (($aCall[0]) ? 'Yes':'No')&@CRLF)
		 EndIf
         Return $aCall[0]
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source Manager not opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
		 EndIf
		 Return 0
	  EndIf

EndFunc

;------------------------------------------------
; _EZTwain_Stop()
;
; Closes source device and source manager
; Closes DLL library
;
Func _EZTwain_Stop()

    $aCall=DllCall($hEZTwain32,"int","TWAIN_DisableSource")

    $aCall=DllCall($hEZTwain32,"int","TWAIN_CloseSource")

    $aCall=DllCall($hEZTwain32,"int","TWAIN_CloseSourceManager","HWnd",0)

    $aCall=DllCall($hEZTwain32,"int","TWAIN_UnloadSourceManager")

    DllClose($hEZTwain32)

EndFunc

;------------------------------------------------
; _EZTwain_GetUnits()
;
;  Gets Source Units (cm, inches, pixel)
;
; Returns units if successfully
;
Func _EZTwain_GetUnits()

    If(_EZTwain_VerifyState() >= 4) Then
		 $aCall = DllCall($hEZTwain32,"int","TWAIN_GetCurrentUnits")
         If($ezDebug) Then
			ConsoleWrite('--> Current units = ' & $aCall[0]&@CRLF)
		 EndIf
         Return $aCall[0]
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source device not opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
		 EndIf
		 Return 0
	  EndIf

EndFunc

;------------------------------------------------
; _EZTwain_GetBitDepth()
;
;  Gets Source BitDepth
;
; Returns BitDepth if successfully
;
Func _EZTwain_GetBitDepth()

    If(_EZTwain_VerifyState() >= 4) Then
		 $aCall = DllCall($hEZTwain32,"int","TWAIN_GetBitDepth")
         If($ezDebug) Then
			ConsoleWrite('--> Bit Depth = ' & $aCall[0]&@CRLF)
		 EndIf
         Return $aCall[0]
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source device not opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
		 EndIf
		 Return 0
	  EndIf

EndFunc

;------------------------------------------------
; _EZTwain_GetPixelType()
;
;  Gets Source PixelType
;
; Returns PixelType if successfully
;
Func _EZTwain_GetPixelType()

    If(_EZTwain_VerifyState() >= 4) Then
		 $aCall = DllCall($hEZTwain32,"int","TWAIN_GetPixelType")
         If($ezDebug) Then
			ConsoleWrite('--> Pixel Type = ' & $aCall[0]&@CRLF)
		 EndIf
         Return $aCall[0]
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source device not opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
		 EndIf
		 Return 0
	  EndIf

EndFunc

;------------------------------------------------
; _EZTwain_GetXResolution()
;
;  Gets Source Current Horizontal Resolution
;
; Returns X Resolution if successfully
;
Func _EZTwain_GetXResolution()

    If(_EZTwain_VerifyState() >= 4) Then
		 $aCall = DllCall($hEZTwain32,"double","TWAIN_GetCurrentResolution")
         If($ezDebug) Then
			ConsoleWrite('--> X Resolution = ' & $aCall[0]&@CRLF)
		 EndIf
         Return $aCall[0]
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source device not opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
		 EndIf
		 Return 0
	  EndIf

EndFunc

;------------------------------------------------
; _EZTwain_GetYResolution()
;
;  Gets Source Current Vertical Resolution
;
; Returns Y Resolution if successfully
;
Func _EZTwain_GetYResolution()

    If(_EZTwain_VerifyState() >= 4) Then
		 $aCall = DllCall($hEZTwain32,"double","TWAIN_GetYResolution")
         If($ezDebug) Then
			ConsoleWrite('--> Y Resolution = ' & $aCall[0]&@CRLF)
		 EndIf
         Return $aCall[0]
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source device not opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
		 EndIf
		 Return 0
	  EndIf

EndFunc


;------------------------------------------------
; _EZTwain_SetUnits($ezVal)
;
;  Sets Source Units (cm, inches, pixel)
;
; Returns true if successfully
;
Func _EZTwain_SetUnits($ezVal)

    If(_EZTwain_VerifyState() >= 4) Then
		 $aCall = DllCall($hEZTwain32,"int","TWAIN_SetCurrentUnits","int",$ezVal)
         If($ezDebug) Then
			ConsoleWrite('--> Current units set ?' & (($aCall[0]) ? 'Yes':'No')&@CRLF)
		 EndIf
         Return $aCall[0]
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source device not opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
		 EndIf
		 Return 0
	  EndIf

EndFunc

;------------------------------------------------
; _EZTwain_SetBitDepth($ezVal)
;
;  Sets Source BitDepth
;
; Returns True if successfully
;
Func _EZTwain_SetBitDepth($ezVal)

    If(_EZTwain_VerifyState() >= 4) Then
		 $aCall = DllCall($hEZTwain32,"int","TWAIN_SetBitDepth","int",$ezVal)
         If($ezDebug) Then
			ConsoleWrite('--> Bit Depth set ?' & (($aCall[0]) ? 'Yes':'No')&@CRLF)
		 EndIf
         Return $aCall[0]
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source device not opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
		 EndIf
		 Return 0
	  EndIf

EndFunc

;------------------------------------------------
; _EZTwain_SetPixelType($ezVal)
;
;  Sets Source PixelType
;
; Returns True if successfully
;
Func _EZTwain_SetPixelType($ezVal)

    If(_EZTwain_VerifyState() >= 4) Then
		 $aCall = DllCall($hEZTwain32,"int","TWAIN_SetCurrentPixelType","int",$ezVal)
         If($ezDebug) Then
			ConsoleWrite('--> Pixel Type set ?' & (($aCall[0]) ? 'Yes':'No')&@CRLF)
		 EndIf
         Return $aCall[0]
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source device not opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
		 EndIf
		 Return 0
	  EndIf

EndFunc

;------------------------------------------------
; _EZTwain_SetXResolution($ezVal)
;
;  Sets Source Current Horizontal Resolution
;
; Returns True if successfully
;
Func _EZTwain_SetXResolution($ezVal)

    If(_EZTwain_VerifyState() >= 4) Then
		 $aCall = DllCall($hEZTwain32,"int","TWAIN_SetCurrentResolution","double",$ezVal)
         If($ezDebug) Then
			ConsoleWrite('--> X Resolution set ?' & (($aCall[0]) ? 'Yes':'No')&@CRLF)
		 EndIf
         Return $aCall[0]
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source device not opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
		 EndIf
		 Return 0
	  EndIf

EndFunc

;------------------------------------------------
; _EZTwain_SetContrast($ezVal)
;
;  Sets Source Contrast from -1000 to 1000
;
; Returns True if successfully
;
Func _EZTwain_SetContrast($ezVal)

    If(_EZTwain_VerifyState() >= 4) Then
		 $aCall = DllCall($hEZTwain32,"int","TWAIN_SetContrast","double",$ezVal)
         If($ezDebug) Then
			ConsoleWrite('--> Contrast set ?' & (($aCall[0]) ? 'Yes':'No')&@CRLF)
		 EndIf
         Return $aCall[0]
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source device not opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
		 EndIf
		 Return 0
	  EndIf

EndFunc

;------------------------------------------------
; _EZTwain_SetBrightness($ezVal)
;
;  Sets Source Brightness from -1000 to 1000
;
; Returns True if successfully
;
Func _EZTwain_SetBrightness($ezVal)

    If(_EZTwain_VerifyState() >= 4) Then
		 $aCall = DllCall($hEZTwain32,"int","TWAIN_SetBrightness","double",$ezVal)
         If($ezDebug) Then
			ConsoleWrite('--> Contrast set ?' & (($aCall[0]) ? 'Yes':'No')&@CRLF)
		 EndIf
         Return $aCall[0]
    Else
		 If($ezDebug) Then
			ConsoleWrite('--> Source device not opened! --> State = ' & _EZTwain_VerifyState() & ' --> ' & $ezState[_EZTwain_VerifyState()]&@CRLF)
		 EndIf
		 Return 0
	  EndIf

EndFunc