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  1. Using OCR to extract a text from images and PDF...

    GroupDocs.Parser provides API to extract a text from image files and non-text PDFs documents. The following articles describe how to use API to extract Data and integrate any paid or free OCR solution to GroupDocs.Parser....Advanced usage / Using OCR to extract a text from images and PDFs...PDFs Using OCR to extract a text from images and PDFs Leave feedback...

    docs.groupdocs.com/parser/net/using-ocr/
  2. Working with XMP metadata | GroupDocs

    This article shows how to access XMP metaData in a file of any supported format.... It defines a data structure, serialization model...media formats. The defined XMP data model can be used to store any...

    docs.groupdocs.com/metadata/java/working-with-x...
  3. PNG Metadata Editor – View & Edit PNG Properties

    Discover ways to view and edit PNG metaData. Either edit PNG metaData online or do it programmatically using C# & Java....using C# and Manage XMP and EXIF Data of Images using C# For more...Java and Manage XMP and EXIF Data of Images using Java . For more...

    blog.groupdocs.com/metadata/view-edit-png-metad...
  4. Handling the Lyrics tag | GroupDocs

    This article explains how to handle Lyrics tag.... Lyrics3 Tag is a chunk of data which begins with “LYRICSBEGIN”...between these keywords. This data block is then saved in the audio...

    docs.groupdocs.com/metadata/java/handling-the-l...
  5. Convert PPTX To PNG With Python

    Learn how to Convert PPTX to PNG with Python and use Python code to transform PPTX into PNG images efficiently with GroupDocs.Conversion....previews, or supplying image data to downstream systems such as...functionality through APIs. Extract PNG images from PPTX slides...

    kb.groupdocs.com/conversion/python/convert-pptx...
  6. Different problems when extracting from msg fil...

    Hi there, We observed multiple exceptions regarding msg files. I think, if the files are not actual msg files, it would make sense to throwing an exception telling that the documents are corrupted. GroupDocs.MetaData.…...Different problems when extracting from msg files GroupDocs.Search...\u0005) System.Xml.XmlException: Data at the root level is invalid...

    forum.groupdocs.com/t/different-problems-when-e...
  7. Barcodes - Free Support Forum - groupdocs.com

    Hi We are testing group docs parser, and are trying to get barcodes from a PDF… We have one PDF that it is working with, that it finds the barcodes as images on a page… Another PDF it is not even though the PDF’s are b…... Do you want to extract barcode as a graphic or image...documentation article - Extract data from PDF documents . dswatik...

    forum.groupdocs.com/t/barcodes/9281
  8. Use Microsoft Azure Computer Vision API | Group...

    This article explains that how to use Microsoft Azure Computer Vision API...BinaryReader ( imageStream ); var data = binaryReader . ReadBytes ((...GetServiceUri ( true , null ), data ); stringResponse = Encoding...

    docs.groupdocs.com/redaction/net/use-microsoft-...
  9. Developer Guide | GroupDocs

    Developer guide for GroupDocs.Parser for Python via .NET - learn how to extract text, images, metaData, and structured Data from documents....to use the parser API to extract data from various document formats...

    docs.groupdocs.com/parser/python-net/developer-...
  10. NullReferenceException when extracting PDF file...

    Hello, We are getting an exception when extractor some PDF files… System.NullReferenceException: Object reference not set to an instance of an object.\r\n at Aspose.Pdf.Facades.PdfExtractor.GetAttachNames()\r\n at …...NullReferenceExcepti when extracting PDF files GroupDocs.Search...PDF file you are trying to extract data from is not corrupted and...

    forum.groupdocs.com/t/nullreferenceexception-wh...