QPix Command Reference
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QPx_HSLBalancePicture(pictVar; hueAmount; saturationAmount; lightnessAmount):error | |||
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pictVar | Picture | Picture variable |
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hueAmount | Longint | Hue amount |
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saturationAmount | Longint | Saturation amount |
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lightnessAmount | Longint | Lightness amount |
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error | Longint | Error result |
Applies the "HSL Balance" filter to a picture.
The source picture is passed in the pictVar parameter. The source picture may be compressed or uncompressed. The filtered picture is also returned in the pictVar parameter and it is always uncompressed. If an error occurs, pictVar is set to an empty picture.
Parameter hueAmount must be in the -60 ... 60 range. A value of 0 means no change to the picture's hue.
Parameter saturationAmount must be in the 0 ... 200 range. A value of 100 means no change to the picture's saturation.
Parameter lightnessAmount must be in the 0 ... 200 range. A value of 100 means no change to the picture's lightness.
Related commands
QPx_FilterPicture | Applies a filter to a picture |
QPx_BrightnessContrastPicture | Applies the "Escape Brightness and Contrast" filter to a picture |
QPx_SharpenPicture | Applies the "Sharpen" filter to a picture |
QPx_BlurPicture | Applies the "Blur" filter to a picture |
QPx_RGBBalancePicture | Applies the "RGB Balance" filter to a picture |