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Stored procedures
Modifies the hue, the saturation and the lightness of an image in an Image control.
Versions 16 and later
Android This function is now available for Android applications.
New in version 16
Android This function is now available for Android applications.
Android This function is now available for Android applications.
Versions 17 and later
Universal Windows 10 App This function is now available for Windows Phone applications.
iPhone/iPad This function is now available for iPhone/iPad applications.
New in version 17
Universal Windows 10 App This function is now available for Windows Phone applications.
iPhone/iPad This function is now available for iPhone/iPad applications.
Universal Windows 10 App This function is now available for Windows Phone applications.
iPhone/iPad This function is now available for iPhone/iPad applications.
Versions 21 and later
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
New in version 21
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Example
// Changes the hue, the lightness and the saturation
// of the image found in the IMG_Image1 control
IMG_Image1.ModifyHSL(50, 50, 50)
Syntax
<Result> = <Image control>.ModifyHSL(<Variation of hue> , <Variation of saturation> , <Variation of lightness> [, <Destination image>])
<Result>: Boolean
  • True if the change was performed,
  • False otherwise.
<Image control>: Control name
Name of Image control to use.
<Variation of hue>: Integer
Value included between -360 and +360. This value will be added to the current hue of each pixel to get a new hue.
<Variation of saturation>: Integer
Value included between -100 and +100. This value will be added to the current saturation of each pixel to get a new saturation.
<Variation of lightness>: Integer
Value included between -100 and +100. This value will be added to the current lightness of each pixel to get a new lightness.
<Destination image>: Name of the Image control or variable
Image where the transformed image will be drawn. This image can correspond to:
  • the name of an Image control.
  • Versions 17 and later
    WINDEV MobileiPhone/iPad the name of an Image variable.
    New in version 17
    WINDEV MobileiPhone/iPad the name of an Image variable.
    WINDEV MobileiPhone/iPad the name of an Image variable.
    the name of an Image variable.
If this parameter is not specified, the transformation will be performed in <Image control>
Remarks
Related Examples:
Modifying the Hue, Saturation and Lightness Unit examples (WINDEV): Modifying the Hue, Saturation and Lightness
[ + ] Process on the images via the WLanguage dModifyHSL function.
This function is used to modify the hue, the saturation and the lightness of an image.
Component : wd250pnt.dll
Minimum version required
  • Version 24
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