QPx_HSLBalancePicture
| QPx_HSLBalancePicture(pictVar; pictVar; pictVar; pictVar):error | |||
|---|---|---|---|
 |
pictVar | Picture | Picture variable |
 |
hueAmount | Longint | Hue amount |
|
saturationAmount | Longint | Saturation amount |
|
lightnessAmount | Longint | Lightness amount |
 |
error | Longint | Error result |
Apply 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.
Parameter saturationAmount must be in the 0 ... 200 range. A value of 100 means no change.
Parameter lightnessAmount must be in the 0 ... 200 range. A value of 100 means no change.
Related commands
| QPx_FilterPicture | Apply a filter to a picture |
| QPx_BrightnessContrastPicture | Apply the "Escape Brightness and Contrast" filter to a picture |
| QPx_SharpenPicture | Apply the "Sharpen" filter to a picture |
| QPx_BlurPicture | Apply the "Blur" filter to a picture |
| QPx_RGBBalancePicture | Apply the "RGB Balance" filter to a picture |