Resize

TiffImage.Resize method (1 of 2)

Resizes the image.

public override void Resize(int newWidth, int newHeight, ResizeType resizeType)
ParameterTypeDescription
newWidthInt32The new width.
newHeightInt32The new height.
resizeTypeResizeTypeThe resize type.

Examples

This example loads a TIFF image and resizes it using various resizing methods.

[C#]

string dir = "c:\\temp\\";

using (Aspose.Imaging.FileFormats.Tiff.TiffImage image = (Aspose.Imaging.FileFormats.Tiff.TiffImage)Aspose.Imaging.Image.Load(dir + "sample.tif"))
{
    // Scale up by 2 times using Nearest Neighbour resampling.
    image.Resize(image.Width* 2, image.Height* 2, Aspose.Imaging.ResizeType.NearestNeighbourResample);

    // Save to PNG with default options.
    image.Save(dir + "upsample.nearestneighbour.png", new Aspose.Imaging.ImageOptions.PngOptions());
}

using (Aspose.Imaging.FileFormats.Tiff.TiffImage image = (Aspose.Imaging.FileFormats.Tiff.TiffImage)Aspose.Imaging.Image.Load(dir + "sample.tif"))
{
    // Scale down by 2 times using Nearest Neighbour resampling.
    image.Resize(image.Width / 2, image.Height / 2, Aspose.Imaging.ResizeType.NearestNeighbourResample);

    // Save to PNG with default options.
    image.Save(dir + "downsample.nearestneighbour.png", new Aspose.Imaging.ImageOptions.PngOptions());
}

using (Aspose.Imaging.FileFormats.Tiff.TiffImage image = (Aspose.Imaging.FileFormats.Tiff.TiffImage)Aspose.Imaging.Image.Load(dir + "sample.tif"))
{
    // Scale up by 2 times using Bilinear resampling.
    image.Resize(image.Width* 2, image.Height* 2, Aspose.Imaging.ResizeType.BilinearResample);

    // Save to PNG with default options.
    image.Save(dir + "upsample.bilinear.png", new Aspose.Imaging.ImageOptions.PngOptions());
}

using (Aspose.Imaging.FileFormats.Tiff.TiffImage image = (Aspose.Imaging.FileFormats.Tiff.TiffImage)Aspose.Imaging.Image.Load(dir + "sample.tif"))
{
    // Scale down by 2 times using Bilinear resampling.
    image.Resize(image.Width / 2, image.Height / 2, Aspose.Imaging.ResizeType.BilinearResample);

    // Save to PNG with default options.
    image.Save(dir + "downsample.bilinear.png", new Aspose.Imaging.ImageOptions.PngOptions());
}

See Also


TiffImage.Resize method (2 of 2)

Resizes the image.

public override void Resize(int newWidth, int newHeight, ImageResizeSettings settings)
ParameterTypeDescription
newWidthInt32The new width.
newHeightInt32The new height.
settingsImageResizeSettingsThe resize settings.

Examples

This example loads a TIFF image and resizes it using various resizing settings.

[C#]

string dir = "c:\\temp\\";

Aspose.Imaging.ImageResizeSettings resizeSettings = new Aspose.Imaging.ImageResizeSettings();

// The adaptive algorithm based on weighted and blended rational function and lanczos3 interpolation.
resizeSettings.Mode = Aspose.Imaging.ResizeType.AdaptiveResample;

// The small rectangular filter
resizeSettings.FilterType = Aspose.Imaging.ImageFilterType.SmallRectangular;

// The number of colors in the palette.
resizeSettings.EntriesCount = 256;

// The color quantization is not used
resizeSettings.ColorQuantizationMethod = ColorQuantizationMethod.None;

// The euclidian method
resizeSettings.ColorCompareMethod = ColorCompareMethod.Euclidian;

using (Aspose.Imaging.Image image = (Aspose.Imaging.Image)Aspose.Imaging.Image.Load(dir + "sample.tif"))
{
    Aspose.Imaging.FileFormats.Tiff.TiffImage tiffImage = (Aspose.Imaging.FileFormats.Tiff.TiffImage)image;

    // Scale down by 2 times using adaptive resampling.
    tiffImage.Resize(image.Width / 2, image.Height / 2, resizeSettings);

    // Save to PNG
    tiffImage.Save(dir + "downsample.adaptive.png", new Aspose.Imaging.ImageOptions.PngOptions());
}

See Also