[SerializableAttribute()]
public class PDFOptimizerOptions
<SerializableAttribute()>
Public Class PDFOptimizerOptions
public class PDFOptimizerOptions
[SerializableAttribute()]
public ref class PDFOptimizerOptions
Use the PDFOptimizerOptions class to specify options that control the PDFFile optimizer when calling Optimize.
using Leadtools;
using Leadtools.Codecs;
using Leadtools.Controls;
using Leadtools.Drawing;
using Leadtools.ImageProcessing;
using Leadtools.Pdf;
using Leadtools.Svg;
using Leadtools.WinForms;
public void PDFFileOptimizerOptionsExample()
{
string sourceFileName = Path.Combine(LEAD_VARS.ImagesDir, @"Leadtools.pdf");
string destinationFileName = Path.Combine(LEAD_VARS.ImagesDir, @"LEAD_OptimizerOptions.pdf");
PDFFile pdfFile = new PDFFile(sourceFileName);
PDFOptimizerOptions myOptimizerOptions = new PDFOptimizerOptions();
myOptimizerOptions.AutoOptimizerMode = PDFAutoOptimizerMode.Customized;
myOptimizerOptions.ColorImageDownsamplingMode = PDFDownsamplingMode.Average;
myOptimizerOptions.GrayImageDownsamplingMode = PDFDownsamplingMode.Bicubic;
myOptimizerOptions.MonoImageDownsamplingMode = PDFDownsamplingMode.Bicubic;
myOptimizerOptions.ColorImageDownsampleFactor = 2.0;
myOptimizerOptions.GrayImageDownsampleFactor = 2.0;
myOptimizerOptions.MonoImageDownsampleFactor = 2.0;
myOptimizerOptions.ColorImageDPI = 150;
myOptimizerOptions.GrayImageDPI = 150;
myOptimizerOptions.MonoImageDPI = 150;
// To determine the accepted compresion value for ColorImageCompression, GrayImageCompression and MonoImageCompression
// uncomment the necessary code below:
//
// ColorImageCompression
// RasterImageFormat[] grayImageFormatAcceptedCompresion = PDFOptimizerOptions.SupportedGrayImageFormats;
//
// GrayImageCompression
// RasterImageFormat[] colorImageFormatAcceptedCompresion = PDFOptimizerOptions.SupportedColorImageFormats;
//
// MonoImageCompression
// RasterImageFormat[] monoImageFormatAcceptedCompresion = PDFOptimizerOptions.SupportedMonoImageFormats;
myOptimizerOptions.ColorImageCompression = RasterImageFormat.Jpeg;
myOptimizerOptions.GrayImageCompression = RasterImageFormat.Jpeg;
myOptimizerOptions.MonoImageCompression = RasterImageFormat.Jbig2;
myOptimizerOptions.EmbedAllFonts = false;
myOptimizerOptions.SubsetFonts = true;
pdfFile.OptimizerOptions = myOptimizerOptions;
pdfFile.Convert(1, -1, destinationFileName);
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\LEADTOOLS21\Resources\Images";
}
Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.Pdf
Imports Leadtools.WinForms
Imports Leadtools.Svg
Imports Leadtools.ImageProcessing
Public Sub PDFFileOptimizerOptionsExample()
Dim sourceFileName As String = Path.Combine(LEAD_VARS.ImagesDir, "Leadtools.pdf")
Dim destinationFileName As String = Path.Combine(LEAD_VARS.ImagesDir, "LEAD_OptimizerOptions.pdf")
Dim pdfFile As PDFFile = New PDFFile(sourceFileName)
Dim myOptimizerOptions As PDFOptimizerOptions = New PDFOptimizerOptions()
myOptimizerOptions.AutoOptimizerMode = PDFAutoOptimizerMode.Customized
myOptimizerOptions.ColorImageDownsamplingMode = PDFDownsamplingMode.Average
myOptimizerOptions.GrayImageDownsamplingMode = PDFDownsamplingMode.Bicubic
myOptimizerOptions.MonoImageDownsamplingMode = PDFDownsamplingMode.Bicubic
myOptimizerOptions.ColorImageDownsampleFactor = 2.0
myOptimizerOptions.GrayImageDownsampleFactor = 2.0
myOptimizerOptions.MonoImageDownsampleFactor = 2.0
myOptimizerOptions.ColorImageDPI = 150
myOptimizerOptions.GrayImageDPI = 150
myOptimizerOptions.MonoImageDPI = 150
''' To determine the accepted compresion value for ColorImageCompression, GrayImageCompression And MonoImageCompression
''' uncomment the necessary code below:
'''
''' ColorImageCompression
''' RasterImageFormat[] grayImageFormatAcceptedCompresion = PDFOptimizerOptions.SupportedGrayImageFormats;
'''
''' GrayImageCompression
''' RasterImageFormat[] colorImageFormatAcceptedCompresion = PDFOptimizerOptions.SupportedColorImageFormats;
'''
''' MonoImageCompression
''' RasterImageFormat[] monoImageFormatAcceptedCompresion = PDFOptimizerOptions.SupportedMonoImageFormats;
myOptimizerOptions.ColorImageCompression = RasterImageFormat.Jpeg
myOptimizerOptions.GrayImageCompression = RasterImageFormat.Jpeg
myOptimizerOptions.MonoImageCompression = RasterImageFormat.Jbig2
myOptimizerOptions.EmbedAllFonts = False
myOptimizerOptions.SubsetFonts = True
pdfFile.OptimizerOptions = myOptimizerOptions
pdfFile.Convert(1, -1, destinationFileName)
End Sub
Public NotInheritable Class LEAD_VARS
Public Const ImagesDir As String = "C:\LEADTOOLS21\Resources\Images"
End Class
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