CodecsTiffLoadOptions Class (original) (raw)

Summary

Provides options specifically for loading TIFF images.

Syntax

C#

Objective-C

C++/CLI

Java

Python

public class CodecsTiffLoadOptions 
@interface LTCodecsTiffLoadOptions : NSObject 
public class CodecsTiffLoadOptions 
public ref class CodecsTiffLoadOptions  
class CodecsTiffLoadOptions: 

Example

using Leadtools; using Leadtools.Codecs; using Leadtools.ImageProcessing.Core; 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; } // CodecsTiffOptions & CodecsTiffLoadOptions reference codecs.Options.Tiff.Load.UseImageFileDirectoryOffset = imageInfo.Tiff.IsImageFileDirectoryOffsetValid; codecs.Options.Tiff.Save.UseImageFileDirectoryOffset = imageInfo.Tiff.IsImageFileDirectoryOffsetValid; codecs.Options.Tiff.Load.IgnorePhotometricInterpretation = true; codecs.Options.Tiff.Load.IgnoreViewPerspective = false; codecs.Options.Tiff.Load.UseFastConversion = false; 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 // CodecsTiffSaveOptions reference 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; codecs.Options.Tiff.Save.NoLzwAutoClear = false; codecs.Options.Tiff.Save.SavePlanar = false; codecs.Options.Tiff.Save.UsePredictor = false; // 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:\LEADTOOLS22\Resources\Images"; }

Leadtools.Codecs Assembly

CompactFile(Stream,Stream,int,int,bool,int,int,bool,int,CodecsSavePageMode,bool,bool) Method

CompactFile(Stream,Stream,int,int,bool,long,int,bool,long,CodecsSavePageMode,bool,bool,bool) Method

CompactFile(string,string,int,int,bool,int,int,bool,int,CodecsSavePageMode,bool,bool) Method

CompactFile(string,string,int,int,bool,long,int,bool,long,CodecsSavePageMode,bool,bool,bool) Method

StartCompress(int,int,int,RasterByteOrder,RasterViewPerspective,int,byte[],int,int,CodecsCompression,CodecsCompressDataCallback) Method