Aspose.OCR 2.4.0

There is a newer version of this package available.
See the version list below for details.

dotnet add package Aspose.OCR --version 2.4.0

NuGet\Install-Package Aspose.OCR -Version 2.4.0

This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package.

<PackageReference Include="Aspose.OCR" Version="2.4.0" />

For projects that support PackageReference, copy this XML node into the project file to reference the package.

paket add Aspose.OCR --version 2.4.0

The NuGet Team does not provide support for this client. Please contact its maintainers for support.

#r "nuget: Aspose.OCR, 2.4.0"

#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package.

// Install Aspose.OCR as a Cake Addin
#addin nuget:?package=Aspose.OCR&version=2.4.0

// Install Aspose.OCR as a Cake Tool
#tool nuget:?package=Aspose.OCR&version=2.4.0

The NuGet Team does not provide support for this client. Please contact its maintainers for support.

Aspose.OCR for .NET is a character and optical mark recognition component built to allow developers to add OCR and OMR functionality in their ASP.NET web applications, web services and Windows applications. It provides a simple set of classes for controlling character and optical mark recognition

Product	Compatible and additional computed target framework versions.
.NET Framework	net20 is compatible. net35 is compatible. net40 is compatible. net40-client is compatible. net403 was computed. net45 is compatible. net451 was computed. net452 was computed. net46 was computed. net461 was computed. net462 was computed. net463 was computed. net47 was computed. net471 was computed. net472 was computed. net48 was computed. net481 was computed.

Compatible target framework(s)

Included target framework(s) (in package)

Learn more about Target Frameworks and .NET Standard.

This package has no dependencies.

NuGet packages (3)

Showing the top 3 NuGet packages that depend on Aspose.OCR:

Package	Downloads
Aspose.Total Aspose.Total for .NET is the most complete package of all .NET file format APIs offered by Aspose. It empowers developers to create, edit, render, print and convert between a wide range of popular document formats within any .NET, C#, ASP.NET and VB.NET applications.	230.3K
NovaQual.DocumentConversionLib This contains all the document conversions functionality e.g word to pdf, exce to pdf etc	2.2K
Manager_Financial Manage account between friends	1.4K

GitHub repositories

This package is not used by any popular GitHub repositories.

Version	Downloads	Last updated
24.11.0	834	11/6/2024
24.10.0	4,826	10/21/2024
24.9.0	6,950	9/28/2024
24.8.1	11,388	8/24/2024
24.8.0	3,950	8/5/2024
24.7.0	9,021	7/17/2024
24.6.0	10,287	6/14/2024
24.5.0	6,668	5/29/2024
24.4.2	5,556	5/1/2024
24.4.1	7,179	4/23/2024
24.4.0	1,659	4/15/2024
24.3.1	9,177	3/21/2024
24.3.0	8,713	3/15/2024
24.2.0	14,116	2/27/2024
24.1.0	29,531	1/18/2024
23.12.1	23,540	12/21/2023
23.12.0	7,906	12/4/2023
23.10.1	36,377	10/24/2023
23.10.0	10,526	10/10/2023
23.9.0	28,776	9/14/2023
23.8.1	29,689	8/31/2023
23.7.1	25,927	7/25/2023
23.7.0	12,246	7/11/2023
23.6.0	42,300	6/20/2023
23.5.0	20,586	5/19/2023
23.4.0	20,042	4/25/2023
23.3.1	41,933	3/23/2023
23.2.1	53,588	2/27/2023
23.2.0	10,862	2/13/2023
23.1.0	47,130	1/11/2023
22.12.0	25,929	12/14/2022
22.11.1	11,313	11/30/2022
22.11.0	21,792	11/14/2022
22.10.0	8,821	10/31/2022
22.9.0	32,411	9/28/2022
22.8.0	41,190	8/26/2022
22.7.0	20,211	7/22/2022
22.6.0	12,807	7/1/2022
22.5.0	32,395	5/22/2022
22.4.0	23,727	4/20/2022
22.3.0	26,157	3/28/2022
22.2.0	21,752	2/21/2022
22.1.0	28,163	1/27/2022
21.12.0	19,084	12/24/2021
21.11.0	30,175	11/18/2021
21.10.0	18,106	10/19/2021
21.9.0	36,198	9/21/2021
21.8.0	10,281	9/1/2021
21.7.0	52,863	7/29/2021
21.6.1	15,829	7/7/2021
21.6.0	22,927	6/30/2021
21.5.0	26,949	5/26/2021
21.4.0	65,207	4/29/2021
21.3.0	31,624	3/29/2021
21.2.0	19,075	2/25/2021
21.1.2	8,718	2/2/2021
20.12.1	6,988	2/2/2021
20.11.0	19,743	11/26/2020
20.10.0	15,944	10/27/2020
20.9.0	10,172	9/25/2020
20.8.0	12,790	8/27/2020
20.7.0	9,275	8/5/2020
20.6.1	6,613	8/5/2020
20.4.3	7,014	8/6/2020
19.9.3	10,238	2/5/2020
19.9.2	3,473	2/5/2020
19.9.1	11,499	11/20/2019
19.9.0	19,908	10/2/2019
19.8.1	5,411	9/2/2019
19.8.0	4,536	8/28/2019
17.11.0	21,601	11/15/2017
17.6.0	15,637	6/22/2017
17.3.0	4,145	3/17/2017
17.2.0	2,996	2/16/2017
17.1.0	3,749	1/14/2017
16.12.0	4,227	12/17/2016
16.11.0	2,946	11/11/2016
16.10.0	4,505	10/10/2016
3.7.0	2,981	9/2/2016
3.6.0	8,478	6/15/2016
3.5.0	3,466	4/12/2016
3.4.0	3,300	3/2/2016
3.3.0	3,871	2/1/2016
3.2.0	2,782	12/30/2015
3.1.0	3,485	11/23/2015
3.0.0	4,915	10/15/2015
2.9.0	3,282	9/7/2015
2.8.0	19,549	8/5/2015
2.7.0	7,415	6/26/2015
2.6.0	3,120	5/30/2015
2.5.0	3,194	4/30/2015
2.4.0	3,047	3/30/2015
2.3.0	3,480	2/26/2015
2.2.0	3,569	12/31/2014
2.1.0	2,852	10/21/2014
2.0.0	3,482	6/23/2014
1.9.0	2,925	4/3/2014
1.8.0	3,217	11/20/2013
1.6.0	14,101	7/22/2013
1.5.0	2,821	4/4/2013
1.4.0	2,621	12/27/2012
1.3.0	2,751	11/14/2012
1.2.0	2,729	10/19/2012
1.1.0.1	2,871	2/16/2012
1.1.0	2,730	1/24/2012

Improvements and Changes
Enhancements

OCR-33977 IRecognitionBlock.RecognitionData always returns Null
OCR-33962 Merge OMR functionality into Aspose.OCR assembly
OCR-33546 Support Ctrl+A hotkey

Exceptions

OCR-33944 System.IndexOutOfRangeException at OmrEngine.ExtractData
OCR-33963 ArgumentException: IComparer (or the IComparable methods it relies upon) did not return zero when Array.Sort called x. CompareTo(x). x... at OcrEngine.Process
OCR-33659 Provide a meaningful exception message when OCR element dimensions are out of image bounds

Public API and Backwards Incompatible Changes

The following is a list of any changes made to the public API such as added, renamed, removed or deprecated members as well as any non-backward compatible change made to Aspose.OCR for .NET. If you have concerns about any change listed, please raise it on the Aspose.OCR support forum.

Added APIs:
Class Aspose.OMR.Elements.BarcodeElement
Class Aspose.OMR.Elements.BasicElement
Class Aspose.OMR.Elements.ChoiceBoxElement
Class Aspose.OMR.Elements.CustomImageProcessingAttribute
Class Aspose.OMR.Elements.GridElement
Class Aspose.OMR.Elements.GridSection
Class Aspose.OMR.Elements.ISpacedArea
Class Aspose.OMR.Elements.OmrCell
Class Aspose.OMR.Elements.OmrElement
Class Aspose.OMR.Elements.TextOcrElement
Class Aspose.OMR.ImageProcessing.AverageThresholdAlgorithm
Class Aspose.OMR.ImageProcessing.GrayscaleAlgorithm
Class Aspose.OMR.ImageProcessing.IProcessingAlgorithm
Class Aspose.OMR.ImageProcessing.OtsuBinarizationAlgorithm
Class Aspose.OMR.ImageProcessing.ProcessingPipeline
Class Aspose.OMR.OmrConfig
Class Aspose.OMR.OmrElementsCollection
Class Aspose.OMR.OmrEngine
Class Aspose.OMR.OmrImage
Class Aspose.OMR.OmrPage
Class Aspose.OMR.OmrPagesCollection
Class Aspose.OMR.OmrProcessingResult
Class Aspose.OMR.OmrTemplate
Field/Enum Aspose.OMR.OmrImage.BufferPixelFormat
Field/Enum Aspose.OMR.OmrImage.BytesPerPixel
Method Aspose.OMR.Elements.BarcodeElement.#ctor(System.String,System.Drawing.PointF,System.Drawing.SizeF)
Method Aspose.OMR.Elements.BarcodeElement.ExtractData(Aspose.OMR.OmrImage,Aspose.OMR.OmrConfig)
Method Aspose.OMR.Elements.BasicElement.#ctor(System.String,System.Drawing.PointF,System.Drawing.SizeF)
Method Aspose.OMR.Elements.BasicElement.ExtractData(Aspose.OMR.OmrImage,Aspose.OMR.OmrConfig)
Method Aspose.OMR.Elements.BasicElement.LoadProperties(System.Collections.Specialized.StringDictionary)
Method Aspose.OMR.Elements.BasicElement.SaveProperties
Method Aspose.OMR.Elements.ChoiceBoxElement.#ctor(System.String,System.Drawing.PointF,System.Drawing.SizeF)
Method Aspose.OMR.Elements.ChoiceBoxElement.ExtractData(Aspose.OMR.OmrImage,Aspose.OMR.OmrConfig)
Method Aspose.OMR.Elements.ChoiceBoxElement.LoadProperties(System.Collections.Specialized.StringDictionary)
Method Aspose.OMR.Elements.ChoiceBoxElement.SaveProperties
Method Aspose.OMR.Elements.CustomImageProcessingAttribute.#ctor
Method Aspose.OMR.Elements.GridElement.#ctor(System.String,System.Drawing.PointF,System.Drawing.SizeF)
Method Aspose.OMR.Elements.GridElement.ExtractData(Aspose.OMR.OmrImage,Aspose.OMR.OmrConfig)
Method Aspose.OMR.Elements.GridElement.SetSectionsCount(System.Int32)
Method Aspose.OMR.Elements.GridSection.#ctor
Method Aspose.OMR.Elements.OmrCell.#ctor
Method Aspose.OMR.Elements.OmrCell.#ctor(System.String)
Method Aspose.OMR.Elements.OmrElement.#ctor(System.String,System.Drawing.PointF,System.Drawing.SizeF)
Method Aspose.OMR.Elements.OmrElement.LoadProperties(System.Collections.Specialized.StringDictionary)
Method Aspose.OMR.Elements.OmrElement.SaveProperties
Method Aspose.OMR.Elements.TextOcrElement.#ctor(System.String,System.Drawing.PointF,System.Drawing.SizeF)
Method Aspose.OMR.Elements.TextOcrElement.ExtractData(Aspose.OMR.OmrImage,Aspose.OMR.OmrConfig)
Method Aspose.OMR.ImageProcessing.AverageThresholdAlgorithm.#ctor
Method Aspose.OMR.ImageProcessing.AverageThresholdAlgorithm.Process(Aspose.OMR.OmrImage,System.Drawing.Rectangle)
Method Aspose.OMR.ImageProcessing.GrayscaleAlgorithm.#ctor
Method Aspose.OMR.ImageProcessing.GrayscaleAlgorithm.Process(Aspose.OMR.OmrImage,System.Drawing.Rectangle)
Method Aspose.OMR.ImageProcessing.IProcessingAlgorithm.Process(Aspose.OMR.OmrImage,System.Drawing.Rectangle)
Method Aspose.OMR.ImageProcessing.OtsuBinarizationAlgorithm.#ctor
Method Aspose.OMR.ImageProcessing.OtsuBinarizationAlgorithm.Process(Aspose.OMR.OmrImage,System.Drawing.Rectangle)
Method Aspose.OMR.ImageProcessing.ProcessingPipeline.#ctor
Method Aspose.OMR.ImageProcessing.ProcessingPipeline.#ctor(System.Collections.ICollection)
Method Aspose.OMR.ImageProcessing.ProcessingPipeline.Add(Aspose.OMR.ImageProcessing.IProcessingAlgorithm)
Method Aspose.OMR.ImageProcessing.ProcessingPipeline.Contains(Aspose.OMR.ImageProcessing.IProcessingAlgorithm)
Method Aspose.OMR.ImageProcessing.ProcessingPipeline.CopyTo(Aspose.OMR.ImageProcessing.IProcessingAlgorithm[],System.Int32)
Method Aspose.OMR.ImageProcessing.ProcessingPipeline.IndexOf(Aspose.OMR.ImageProcessing.IProcessingAlgorithm)
Method Aspose.OMR.ImageProcessing.ProcessingPipeline.Insert(System.Int32,Aspose.OMR.ImageProcessing.IProcessingAlgorithm)
Method Aspose.OMR.ImageProcessing.ProcessingPipeline.OnValidate(System.Object)
Method Aspose.OMR.ImageProcessing.ProcessingPipeline.Process(Aspose.OMR.OmrImage,System.Drawing.Rectangle)
Method Aspose.OMR.ImageProcessing.ProcessingPipeline.Remove(Aspose.OMR.ImageProcessing.IProcessingAlgorithm)
Method Aspose.OMR.OmrConfig.#ctor
Method Aspose.OMR.OmrElementsCollection.#ctor
Method Aspose.OMR.OmrElementsCollection.#ctor(System.Collections.ICollection)
Method Aspose.OMR.OmrElementsCollection.Add(Aspose.OMR.Elements.BasicElement)
Method Aspose.OMR.OmrElementsCollection.Contains(Aspose.OMR.Elements.BasicElement)
Method Aspose.OMR.OmrElementsCollection.CopyTo(Aspose.OMR.Elements.BasicElement[],System.Int32)
Method Aspose.OMR.OmrElementsCollection.IndexOf(Aspose.OMR.Elements.BasicElement)
Method Aspose.OMR.OmrElementsCollection.Insert(System.Int32,Aspose.OMR.Elements.BasicElement)
Method Aspose.OMR.OmrElementsCollection.OnValidate(System.Object)
Method Aspose.OMR.OmrElementsCollection.Remove(Aspose.OMR.Elements.BasicElement)
Method Aspose.OMR.OmrEngine.#ctor(Aspose.OMR.OmrTemplate)
Method Aspose.OMR.OmrEngine.#ctor(Aspose.OMR.OmrTemplate,Aspose.OMR.ImageProcessing.ProcessingPipeline)
Method Aspose.OMR.OmrEngine.ChangeProcessingPipeline(Aspose.OMR.ImageProcessing.ProcessingPipeline)
Method Aspose.OMR.OmrEngine.ExtractData(Aspose.OMR.OmrImage[])
Method Aspose.OMR.OmrImage.#ctor(System.Int32,System.Int32,System.Double,System.Byte[])
Method Aspose.OMR.OmrImage.AsBitmap
Method Aspose.OMR.OmrImage.Copy
Method Aspose.OMR.OmrImage.Load(System.IO.Stream)
Method Aspose.OMR.OmrImage.Load(System.String)
Method Aspose.OMR.OmrPage.#ctor
Method Aspose.OMR.OmrPage.ExtactData(Aspose.OMR.OmrImage,Aspose.OMR.OmrConfig)
Method Aspose.OMR.OmrPagesCollection.#ctor
Method Aspose.OMR.OmrPagesCollection.#ctor(System.Collections.ICollection)
Method Aspose.OMR.OmrPagesCollection.Add(Aspose.OMR.OmrPage)
Method Aspose.OMR.OmrPagesCollection.Contains(Aspose.OMR.OmrPage)
Method Aspose.OMR.OmrPagesCollection.CopyTo(Aspose.OMR.OmrPage[],System.Int32)
Method Aspose.OMR.OmrPagesCollection.IndexOf(Aspose.OMR.OmrPage)
Method Aspose.OMR.OmrPagesCollection.Insert(System.Int32,Aspose.OMR.OmrPage)
Method Aspose.OMR.OmrPagesCollection.OnValidate(System.Object)
Method Aspose.OMR.OmrPagesCollection.Remove(Aspose.OMR.OmrPage)
Method Aspose.OMR.OmrProcessingResult.#ctor(System.Collections.Hashtable[])
Method Aspose.OMR.OmrTemplate.#ctor
Method Aspose.OMR.OmrTemplate.Load(System.IO.Stream)
Method Aspose.OMR.OmrTemplate.Load(System.String)
Method Aspose.OMR.OmrTemplate.Save(System.IO.Stream)
Method Aspose.OMR.OmrTemplate.Save(System.String)
Property Aspose.OMR.Elements.BasicElement.Name
Property Aspose.OMR.Elements.BasicElement.Position
Property Aspose.OMR.Elements.BasicElement.Size
Property Aspose.OMR.Elements.ChoiceBoxElement.MultipleSelectionAllowed
Property Aspose.OMR.Elements.GridElement.Sections
Property Aspose.OMR.Elements.GridSection.SpaceAfter
Property Aspose.OMR.Elements.GridSection.SpaceBefore
Property Aspose.OMR.Elements.ISpacedArea.SpaceAfter
Property Aspose.OMR.Elements.ISpacedArea.SpaceBefore
Property Aspose.OMR.Elements.OmrCell.SpaceAfter
Property Aspose.OMR.Elements.OmrCell.SpaceBefore
Property Aspose.OMR.Elements.OmrCell.Value
Property Aspose.OMR.Elements.OmrElement.Cells
Property Aspose.OMR.Elements.OmrElement.Configuration
Property Aspose.OMR.Elements.OmrElement.IsHorizontal
Property Aspose.OMR.Elements.TextOcrElement.Resource
Property Aspose.OMR.ImageProcessing.ProcessingPipeline.Default
Property Aspose.OMR.ImageProcessing.ProcessingPipeline.Item(System.Int32)
Property Aspose.OMR.OmrConfig.FillThreshold
Property Aspose.OMR.OmrConfig.TrimWhitePixels
Property Aspose.OMR.OmrElementsCollection.Item(System.Int32)
Property Aspose.OMR.OmrEngine.Configuration
Property Aspose.OMR.OmrEngine.ProcessingPipeline
Property Aspose.OMR.OmrEngine.Template
Property Aspose.OMR.OmrImage.Buffer
Property Aspose.OMR.OmrImage.Height
Property Aspose.OMR.OmrImage.Resolution
Property Aspose.OMR.OmrImage.Width
Property Aspose.OMR.OmrPage.Configuration
Property Aspose.OMR.OmrPage.Elements
Property Aspose.OMR.OmrPage.Height
Property Aspose.OMR.OmrPage.SheetImage
Property Aspose.OMR.OmrPage.Width
Property Aspose.OMR.OmrPagesCollection.Item(System.Int32)
Property Aspose.OMR.OmrProcessingResult.PageData
Property Aspose.OMR.OmrTemplate.Pages