resolution property

DownsampleOptions.resolution property

Specifies the resolution in pixels per inch which the images should be downsampled to.

get resolution(): number

Remarks

The default value is 220 ppi.

Examples

Shows how to change the resolution of images in the PDF document.

let doc = new aw.Document(base.myDir + "Images.docx");

// Create a "PdfSaveOptions" object that we can pass to the document's "Save" method
// to modify how that method converts the document to .PDF.
let options = new aw.Saving.PdfSaveOptions();

// By default, Aspose.words downsample all images in a document that we save to PDF to 220 ppi.
expect(options.downsampleOptions.downsampleImages).toEqual(true);
expect(options.downsampleOptions.resolution).toEqual(220);
expect(options.downsampleOptions.resolutionThreshold).toEqual(0);

doc.save(base.artifactsDir + "PdfSaveOptions.downsampleOptions.default.pdf", options);

// Set the "Resolution" property to "36" to downsample all images to 36 ppi.
options.downsampleOptions.resolution = 36;

// Set the "ResolutionThreshold" property to only apply the downsampling to
// images with a resolution that is above 128 ppi.
options.downsampleOptions.resolutionThreshold = 128;

// Only the first two images from the document will be downsampled at this stage.
doc.save(base.artifactsDir + "PdfSaveOptions.downsampleOptions.LowerResolution.pdf", options);

See Also

DownsampleOptions.downsampleImages property DownsampleOptions.resolutionThreshold property