The Library can extract text from a PDF document in two ways. You can enumerate the content of a page, which will give you all content, text and graphics, in the order it was specified. Or you can use a WordFinder utility to return a list of words,... Read More

Suppose you want to create only a cyan or magenta color separation from an image in a PDF document. PDPageMakeSeparations() will provide PostScript separations. Datalogics offers several sample programs that demonstrate working with color separations... Read More

The ICC profile name is part of the ICC stream embedded within the PDF document. The stream following the /ICCBased key is the ICC itself [ /ICCBased stream ]. You need to convert the stream to an ACProfile withACMakeBufferProfile() and then use the... Read More

The PDPrefSetWorkingRGB, PDPrefSetWorkingCMYK and PDPrefSetWorkingGray API settings tie the nominal DeviceRGB, DeviceCMYK and DeviceGray color gamut (respectively) to a specific ICC profile’s color gamut. Putting it another way, the designated... Read More

A single PDF document can support a wide variety of elements using different color models. Often a PDF file is produced and saved with elements in the DeviceRGB, DeviceCMYK and DeviceGray spaces that have an associated ICC profile. An element (such... Read More

The Adobe Color Engine (ACE) and the Windows Image Color Management (ICM) are two APIs that serve similar purposes but in different environments. ACE is required to set up and modify ICC profiles in PDF documents and the APDFL environment. ICM is... Read More

For Separation colors, the equivalents are retrieved by running the color value through the alternate color function using the PDApplyFunction() API. float inVal[4], tintTrans[4]; ... /* If this element has a GState, retrieve the Color Information... Read More

Controlling access to PDF content is essential for organizations looking to protect sensitive information. This guide explains how to apply restrictions to a PDF using Adobe PDF Library (APDFL) in a .NET Core environment, specifically to prevent... Read More

You can specify an earlier version if you like, but this does not actually affect the metadata content that is generated for the PDF document. What you are doing is changing the version number so that the document will pass review. This change does... Read More

When your application starts, it will call the PDFLInitHFT() method to begin the initialization process for the Library. When the Library initializes it compiles a list of all its available resources. In particular it identifies the file folders... Read More