AdjustContrast
GifImage.AdjustContrast method
Adjusts the contrast.
public override void AdjustContrast(float contrast)
Parameter | Type | Description |
---|---|---|
contrast | Single | Contrast value (in range [-100; 100]) |
Exceptions
exception | condition |
---|---|
ImageException | Can’t change contrast. Frame index: " + frameIndex |
Examples
The following example performs contrast correction of a GIF image.
[C#]
string dir = "c:\\temp\\";
using (Aspose.Imaging.Image image = Aspose.Imaging.Image.Load(dir + "sample.gif"))
{
Aspose.Imaging.FileFormats.Gif.GifImage gifImage = (Aspose.Imaging.FileFormats.Gif.GifImage)image;
// Set the contrast value. The accepted values of contrast are in the range [-100f, 100f].
gifImage.AdjustContrast(50f);
gifImage.Save(dir + "sample.AdjustContrast.png", new Aspose.Imaging.ImageOptions.PngOptions());
}
See Also
- class GifImage
- namespace Aspose.Imaging.FileFormats.Gif
- assembly Aspose.Imaging