public int StampBitsPerPixel { get; set; }
@property (nonatomic, assign) NSUInteger stampBitsPerPixel;
public int getStampBitsPerPixel()
public void setStampBitsPerPixel(int value)
StampBitsPerPixel # get and set (CodecsWebpSaveOptions)
The default value is 24.
The bit depth for the stamp image. Currently, the only value supported is 24.
The stamp is saved only if all the following are true:
StampBitsPerPixel = 24
If any of the above conditions are not met, the stamp is not saved.
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.Core;
public void TestSaveWebpExample()
{
// This example saves 3 files with various stamp settings and quality factors
string srcFile = Path.Combine(LEAD_VARS.ImagesDir, @"sample1.cmp");
string dstFile = Path.Combine(LEAD_VARS.ImagesDir, @"out-");
using (RasterCodecs codecs = new RasterCodecs())
using (RasterImage image = codecs.Load(srcFile, 1))
{
// CodecsWebpOptions & CodecsWebpSaveOptions reference
codecs.Options.Webp.Save.SaveWithStamp = true;
codecs.Options.Webp.Save.StampBitsPerPixel = 24;
codecs.Options.Webp.Save.QualityFactor = 20;
codecs.Options.Webp.Save.StampWidth = 160;
codecs.Options.Webp.Save.StampHeight = 120;
// this file should have a stamp that is 160x120
codecs.Save(image, dstFile + "stamp160x120-q20.webp", RasterImageFormat.Webp, 0);
// this file should have a stamp that is 240x200
codecs.Options.Webp.Save.QualityFactor = 120;
codecs.Options.Webp.Save.StampWidth = 240;
codecs.Options.Webp.Save.StampHeight = 200;
codecs.Save(image, dstFile + "stamp240x200-q120.webp", RasterImageFormat.Webp, 0);
// this file should have no stamp
codecs.Options.Webp.Save.SaveWithStamp = false;
codecs.Options.Webp.Save.QualityFactor = 0;
codecs.Save(image, dstFile + "NoStamp-lossless.webp", RasterImageFormat.Webp, 0);
}
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images";
}
CodecsWebpSaveOptions.SaveWithStamp
CodecsWebpSaveOptions.StampWidth
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