Create OMR Template from Text Markup using Aspose.OMR for .NET

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An OMR Template is used to be compatible with the optical mark recognition software or API that you are using before it is printed. Designing a custom OMR Template allows your OMR Sheets to look better or they can be created in a way that they will look the same. Aspose.OMR for .NET is an API that can be used in .NET Applications and with its latest release, it allows you to create OMR template from Text Markup. Yes, generating surveys and test sheets from simple text markup is now achievable using the API. Thanks to Aspose and Congratulations to the Users that they can now get their personal test sheets. In the following section, you will be having insights into how to create OMR Template from Text Markup using Aspose.OMR for .NET 19.7. Without waiting so much, let’s dive then.

Create OMR Template

Aspose.OMR for .NET provides the option to create OMR template (.omr) files and images by using simple text markup. OmrEngine.GenerateTemplate method that takes the path of the markup text file as a parameter, returns a GenerationResult object which contains the template image and the template (JSON that describes elements location on the image).

You can further check following simple text markup which can be used to create OMR template using the API:

?text=Name__________________________________ Date____________

?grid=ID
sections_count=8
#What is Aspose.OMR main function?
() OCR () Capture human-marked data
() There is no main function () Enhance images
#Can Aspose.OMR process photos as well?
() Yes, indeed! () No
#Aspose.OMR is available on any platform, because it is:
() Cross-platform code () Cloud service
#Aspose.OMR works with any kind of OMR forms: tests, exams, questionnaires, surveys, etc.
() Yes, indeed! () No
#Excellent recognition results can be achieved only for filled bubbles at least for:
() 40% () 60% () 75% () 98%
#Do you have to mark up every question on the page?
(Yes) Yes, that will help a lot! (No) No
#Rate your preference from 0 to 9 with "0" being preference towards performance
and "9" being preference towards flexibility.
(0) (1) (2) (3) (4) (5) (6) (7) (8) (9)
#I found aspose omr to be a useful tool. (5 - strongly agree, 1 - strongly disagree)
(5) (4) (3) (2) (1)

?text= Answer sheet section
?answer_sheet=MainQuestions
elements_count=10
columns_count=5

?text=Sign________________________________

Following code snippet can be used to process the above sample text markup to generate the OMR template file and the image of the sheet.


When you are done with the processing of text markup, you will receive the following image generated at your end:

Please note that you cannot test this functionality while using the trial version of the API. You must use a valid license in order to create OMR Template. You can also apply 30-days free temporary license to test and evaluate the API without any trial version limitations.

Improvements and API Changes

In addition to the above introduced feature, some improvements have also been made regarding image processing. Some API changes are also included in the release since there has been a new functionality introduced.

We strongly recommend you to check release notes page of the API for further details about the release and you are always encouraged to ask about API in our public forums. We will be back soon with more updates regarding revisions of the API and don’t forget to subscribe so that you will not miss any post.