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