LEADTOOLS画像ファイルサポート(Leadtools.Codecsアセンブリ)

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CodecsTiffOptionsクラス








メンバ 
TIFFイメージのロードと保存についての追加のオプションを提供します。
オブジェクトモデル
構文
public class CodecsTiffOptions 
'Declaration
 
Public Class CodecsTiffOptions 
'Usage
 
Dim instance As CodecsTiffOptions
public sealed class CodecsTiffOptions 
@interface LTCodecsTiffOptions : NSObject
public class CodecsTiffOptions
function Leadtools.Codecs.CodecsTiffOptions()
public ref class CodecsTiffOptions 
サンプル
Copy Code  
Imports Leadtools
Imports Leadtools.Codecs

      
Public Sub CodecsTiffOptionsExample()
   Dim codecs As RasterCodecs = New RasterCodecs()
   Dim srcFileName As String = Path.Combine(LEAD_VARS.ImagesDir, "OCR1.TIF")

   ' Get all Information about the Tiff file that you want to load.
   Dim imageInfo As CodecsImageInfo = codecs.GetInformation(srcFileName, True)

   If imageInfo.Tiff.IsImageFileDirectoryOffsetValid Then
      codecs.Options.Tiff.Load.ImageFileDirectoryOffset = imageInfo.Tiff.ImageFileDirectoryOffset
      codecs.Options.Tiff.Save.ImageFileDirectoryOffset = imageInfo.Tiff.ImageFileDirectoryOffset
   End If

   codecs.Options.Tiff.Load.UseImageFileDirectoryOffset = imageInfo.Tiff.IsImageFileDirectoryOffsetValid
   codecs.Options.Tiff.Save.UseImageFileDirectoryOffset = imageInfo.Tiff.IsImageFileDirectoryOffsetValid

   codecs.Options.Tiff.Load.IgnorePhotometricInterpretation = True

   Dim image As RasterImage = 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()
End Sub

Public NotInheritable Class LEAD_VARS
Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images"
End Class
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:\Users\Public\Documents\LEADTOOLS Images";
}
CodecsOptionsExamples.prototype.CodecsTiffOptionsExample = function () {
   Tools.SetLicense();
   with (Leadtools) {
      with (Leadtools.Codecs) {
         var codecs = new RasterCodecs();

         // Load the image
         var srcFileName = "Assets\\OCR1.tif";
         var imageInfo;
         var image;
         // Get all Information about the Tiff file that you want to load.
         return Tools.AppInstallFolder().getFileAsync(srcFileName)
         .then(function (loadFile) {
            return codecs.getInformationAsync(LeadStreamFactory.create(loadFile), true, 1)
         })
         .then(function (imgInfo) {
            imageInfo = imgInfo;

            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;

            // Load the image
            return Tools.AppInstallFolder().getFileAsync(srcFileName)
         })
         .then(function (loadFile) {
            return codecs.loadAsync(LeadStreamFactory.create(loadFile))
         })
         .then(function (img) {
            image = img;

            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;

            //saving the image
            var destFileName = "testtiff1.TIF";
            return Tools.AppLocalFolder().createFileAsync(destFileName)
         })
         .then(function (saveFile) {
            return codecs.saveAsync(image, LeadStreamFactory.create(saveFile), RasterImageFormat.tif, image.bitsPerPixel, 1, image.pageCount, 1, CodecsSavePageMode.overwrite)
         })
         .then(function () {

            //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.
            destFileName = "testtiff2.TIF";
            return Tools.AppLocalFolder().createFileAsync(destFileName)
         })
         .then(function (saveFile) {
            return codecs.saveAsync(image, LeadStreamFactory.create(saveFile), RasterImageFormat.ccittGroup4, image.bitsPerPixel, 1, image.pageCount, 1, CodecsSavePageMode.overwrite)
         })
         .then(function () {
            // Clean up
            image.close();
            codecs.close();
         });
      }
   }
}
using Leadtools;
using Leadtools.Codecs;

      
public async Task CodecsTiffOptionsExample()
{
   RasterCodecs codecs = new RasterCodecs();
   // Load the image
   string srcFileName = @"Assets\OCR1.tif";

   // Get all Information about the Tiff file that you want to load.
   StorageFile loadFile = await Tools.AppInstallFolder.GetFileAsync(srcFileName);
   CodecsImageInfo imageInfo = await codecs.GetInformationAsync(LeadStreamFactory.Create(loadFile), true, 1);

   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;

   // Load the image
   loadFile = await Tools.AppInstallFolder.GetFileAsync(srcFileName);
   RasterImage image = await codecs.LoadAsync(LeadStreamFactory.Create(loadFile));

   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;

   //saving the image
   string destFileName = @"testtiff1.TIF";
   StorageFile saveFile = await Tools.AppLocalFolder.CreateFileAsync(destFileName);
   await codecs.SaveAsync(image, LeadStreamFactory.Create(saveFile), 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.
   destFileName = @"testtiff2.TIF";
   saveFile = await Tools.AppLocalFolder.CreateFileAsync(destFileName);
   await codecs.SaveAsync(image, LeadStreamFactory.Create(saveFile), RasterImageFormat.CcittGroup4, image.BitsPerPixel, 1, image.PageCount, 1, CodecsSavePageMode.Overwrite);

   // Clean up
   image.Dispose();
   codecs.Dispose();
}
using Leadtools;
using Leadtools.Codecs;
using Leadtools.Examples;
using Leadtools.ImageProcessing;

public void CodecsTiffOptionsExample(Stream inStreamTif, Stream outStreamTif, Stream outStreamCcittG4)
{
   RasterCodecs codecs = new RasterCodecs();
   // Get all Information about the Tiff file that you want to load.
   CodecsImageInfo imageInfo = codecs.GetInformation(inStreamTif, 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(inStreamTif);

   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;

   //saving the image
   codecs.Save(image, outStreamTif, 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, outStreamCcittG4, RasterImageFormat.CcittGroup4, image.BitsPerPixel, 1, image.PageCount, 1, CodecsSavePageMode.Overwrite);

   // Clean up
   image.Dispose();
}
Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.ImageProcessing

Public Sub CodecsTiffOptionsExample(ByVal inStreamTif As Stream, ByVal outStreamTif As Stream, ByVal outStreamCcittG4 As Stream)
   Dim codecs As RasterCodecs = New RasterCodecs()
   ' Get all Information about the Tiff file that you want to load.
   Dim imageInfo As CodecsImageInfo = codecs.GetInformation(inStreamTif, True)

   If imageInfo.Tiff.IsImageFileDirectoryOffsetValid Then
      codecs.Options.Tiff.Load.ImageFileDirectoryOffset = imageInfo.Tiff.ImageFileDirectoryOffset
      codecs.Options.Tiff.Save.ImageFileDirectoryOffset = imageInfo.Tiff.ImageFileDirectoryOffset
   End If

   codecs.Options.Tiff.Load.UseImageFileDirectoryOffset = imageInfo.Tiff.IsImageFileDirectoryOffsetValid
   codecs.Options.Tiff.Save.UseImageFileDirectoryOffset = imageInfo.Tiff.IsImageFileDirectoryOffsetValid

   codecs.Options.Tiff.Load.IgnorePhotometricInterpretation = True

   Dim image As RasterImage = codecs.Load(inStreamTif)

   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

   'saving the image
   codecs.Save(image, outStreamTif, 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, outStreamCcittG4, RasterImageFormat.CcittGroup4, image.BitsPerPixel, 1, image.PageCount, 1, CodecsSavePageMode.Overwrite)

   ' Clean up
   image.Dispose()
End Sub
必要条件

ターゲットプラットホーム

参照

参照

CodecsTiffOptionsメンバ
Leadtools.Codecs名前空間