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  1. Optimize the PDF file resources | GroupDocs

    This topic describes how to optimize Pdf file using the GroupDocs.Viewer Java API to reduce size....to PDF / Optimize the output PDF file / Optimize the PDF file...file resources Optimize the PDF file resources Leave feedback On...

    docs.groupdocs.com/viewer/java/optimization-pdf...
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  2. Extract text from PDF documents | GroupDocs

    To extract a text from Pdf documents getText and getText(int) methods are used. These methods allow to extract a text from the entire document or a text from the selected page. Here are the steps to extract a text from Pdf document: Instantiate Parser object for the initial document; Call getText method and obtain TextReader object; Read a text from reader. Warning getText method returns null value if text extraction isn’t supported for the document....Extract data from PDF documents / Extract text from PDF documents Extract...Extract text from PDF documents Leave feedback To extract a text...

    docs.groupdocs.com/parser/java/extract-text-fro...
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  3. Add Watermark to PDF in Java | Text and Image W...

    Add image watermarks or apply text watermarks to Pdf files in Java. Apply watermarks to all & selective pages of Pdf using GroupDocs Watermarking Java API....programmatically add the watermarks to your PDF files using Java. The following...Text Watermark to PDF Apply Image Watermark to PDF Watermarking API...

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  4. Optimize the PDF file resources | GroupDocs

    This topic describes how to optimize Pdf file using the GroupDocs.Viewer .NET API (C#) to reduce size....to PDF / Optimize the output PDF file / Optimize the PDF file...file resources Optimize the PDF file resources Leave feedback On...

    docs.groupdocs.com/viewer/net/optimization-pdf-...
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  5. Extract metadata from PDF documents | GroupDocs

    To extract metadata from Pdf documents getMetadata method is used. This method allows to extract the following metadata: Name Description title The title of the presentation. subject The subject of the presentation. keywords The keyword of the presentation. author The name of the presentation’s author. application The name of the application. application-version The version number of the application that created the presentation. created-time The time of the presentation creation. last-saved-time The time of the the presentation when it was last saved....data from PDF documents / Extract metadata from PDF documents...documents Extract metadata from PDF documents Leave feedback To extract...

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  6. Create PDF with Image Redaction | GroupDocs

    This article shows how to redact the pages of a document as images, redacting entire areas of the page instead or in addition to a specific text....usage / Create PDF with Image Redaction Create PDF with Image Redaction...etc.); save it as a rasterized PDF file (containing images of the...

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  7. Implement Link Annotation in PDF Documents

    You might be wondering if there would be more annotation types. The wait is over, we’ve introduced Link Annotation in GroupDocs.Annotation for .NET 19.4. With the passage of time we’ll introduce more annotations. Currently, Link Annotation is supported for Pdf, Slides and Word documents only. Let’s see the minimal set of fields required for Link Annotation. There is one improvement and few bug fixes introduced as well. Previously, GetPdfFile method was not processing password protected documents....Annotation is supported for PDF, Slides and Word documents only...documents were not converted to PDF GetPdfFile method was returning...

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  8. Convert PDF to Grayscale JPG & PNG Images in Java

    Transform Pdf documents to grayscale JPG or PNG images in Java. Apply gamma, manage contrast or control brightness within Java application....discuss how to convert color PDF documents to grayscale JPG and...Conversion for Java API to convert PDF documents to grayscale JPG and...

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  9. View Word Documents as PDF using C# | Protect &...

    Learn how to view Word DOC/DOCX files as Pdf using C#. Transform Word files to password-protected Pdf & Disallow Pdf Printing using Document Viewer .NET API....ability to convert documents to PDF is almost a required skill in...in this digital age. PDF being the universally accepted standard...

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  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 Product...exception when extractor some PDF files… System.NullReferenceExcepti:...

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