HueSaturationLightnessFilter Class
A filter that can be used to change hue, saturation and lightness differently based on each hue value in the image.


Namespace: Lumia.Imaging.Adjustments
Assembly: Lumia.Imaging (in Lumia.Imaging.dll) Version: 255.255.255.255
using (var filterEffect = new FilterEffect(source)) { // Initialize the filter and add the filter to the FilterEffect collection var filter = new HueSaturationLightnessFilter(); filter.HueCurve = new Curve(); filter.HueCurve.SetPoint(0, 0); filter.HueCurve.SetPoint(10, 20); filter.HueCurve.SetPoint(200, 500); filter.SaturationCurve = new Curve(); filter.SaturationCurve.SetPoint(0, 0); filter.SaturationCurve.SetPoint(10, 20); filter.SaturationCurve.SetPoint(200, 240); filter.LightnessCurve = new Curve(); filter.LightnessCurve.SetPoint(0, 0); filter.LightnessCurve.SetPoint(10, 20); filter.LightnessCurve.SetPoint(200, 240); filterEffect.Filters = new IFilter[] { filter }; // Create a target where the filtered image will be rendered to var target = new WriteableBitmap(width, height); // Create a new renderer which outputs WriteableBitmaps using (var renderer = new WriteableBitmapRenderer(filterEffect, target)) { // Render the image with the filter(s) await renderer.RenderAsync(); // Set the output image to Image control as a source ImageControl.Source = target; } await SaveEffectAsync(filterEffect, "HueSaturationLightnessFilter.jpg", outputImageSize); }
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