CodecsTiffOptions Class

Summary

Provides extra options for loading and saving TIFF images.

Syntax

Objective-C

C++

Java

public class CodecsTiffOptions

Public Class CodecsTiffOptions

@interface LTCodecsTiffOptions : NSObject

public class CodecsTiffOptions

public ref class CodecsTiffOptions

Example

using Leadtools; 
using Leadtools.Codecs; 
 
 
public void CodecsTiffOptionsExample() 
{ 
	RasterCodecs codecs = new RasterCodecs(); 
 
	string srcFileName = Path.Combine(LEAD_VARS.ImagesDir, "OCR1.TIF"); 
 
	// Get all Information about the Tiff file that you want to load. 
	CodecsImageInfo imageInfo = codecs.GetInformation(srcFileName, true); 
 
	if (imageInfo.Tiff.IsImageFileDirectoryOffsetValid) 
	{ 
		codecs.Options.Tiff.Load.ImageFileDirectoryOffset = imageInfo.Tiff.ImageFileDirectoryOffset; 
		codecs.Options.Tiff.Save.ImageFileDirectoryOffset = imageInfo.Tiff.ImageFileDirectoryOffset; 
	} 
 
	codecs.Options.Tiff.Load.UseImageFileDirectoryOffset = imageInfo.Tiff.IsImageFileDirectoryOffsetValid; 
	codecs.Options.Tiff.Save.UseImageFileDirectoryOffset = imageInfo.Tiff.IsImageFileDirectoryOffsetValid; 
 
	codecs.Options.Tiff.Load.IgnorePhotometricInterpretation = true; 
 
	RasterImage image = codecs.Load(srcFileName); 
 
	codecs.Options.Tiff.Save.NoPalette = imageInfo.Tiff.HasNoPalette; 
	codecs.Options.Tiff.Save.PreservePalette = imageInfo.Tiff.HasNoPalette; 
 
	//Set the tiffSave options 
	codecs.Options.Tiff.Save.NoPageNumber = false; 
	codecs.Options.Tiff.Save.NoSubFileType = false; 
	codecs.Options.Tiff.Save.UsePhotometricInterpretation = true; 
	codecs.Options.Tiff.Save.PhotometricInterpretation = CodecsTiffPhotometricInterpretation.YcbCr; 
	codecs.Options.Tiff.Save.UseTileSize = true; 
	codecs.Options.Tiff.Save.TileHeight = 200; 
	codecs.Options.Tiff.Save.TileWidth = 200; 
	// make the output file have the same format as the input, so Tiff->Tiff, BigTiff->BigTiff 
	codecs.Options.Tiff.Save.BigTiff = imageInfo.Tiff.IsBigTiff; 
 
	//saving the image 
	codecs.Save(image, Path.Combine(LEAD_VARS.ImagesDir, "testtiff1.TIF"), RasterImageFormat.Tif, image.BitsPerPixel, 1, image.PageCount, 1, CodecsSavePageMode.Overwrite); 
 
	//change some tiffsave options. 
	codecs.Options.Tiff.Save.NoPageNumber = true; 
	codecs.Options.Tiff.Save.NoSubFileType = true; 
	codecs.Options.Tiff.Save.UsePhotometricInterpretation = false; 
	codecs.Options.Tiff.Save.UseTileSize = false; 
	codecs.Options.Tiff.Save.NoPalette = false; 
	codecs.Options.Tiff.Save.PreservePalette = true; 
	codecs.Options.Tiff.Save.PhotometricInterpretation = CodecsTiffPhotometricInterpretation.Palette; 
 
	//save the image with different name. 
	codecs.Save(image, Path.Combine(LEAD_VARS.ImagesDir, "testtiff2.TIF"), RasterImageFormat.CcittGroup4, image.BitsPerPixel, 1, image.PageCount, 1, CodecsSavePageMode.Overwrite); 
 
	// Clean up 
	image.Dispose(); 
	codecs.Dispose(); 
} 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\LEADTOOLS21\Resources\Images"; 
}

Requirements

Target Platforms

Reference

CodecsTiffOptions Members

Leadtools.Codecs Namespace

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Help Version 21.0.2021.7.2

Leadtools.Codecs Assembly

Introduction

Getting Started

Namespaces

Leadtools.Codecs Namespace

Assemblies