Spire.PDF 11.9.8 adds SaveAsImage method in NETStandard DLL to customize image DPI when converting PDF to images

Spire.PDF 11.9.8 adds SaveAsImage method in NETStandard DLL to customize image DPI when converting PDF to images

2025-09-18 06:21:09

We're pleased to announce the release of Spire.PDF 11.9.8. This version adds the SaveAsImage method in the NETStandard DLL to support customizing image DPI when converting PDF to images, and introduces the Collate property to set the print order for multiple copies. Meanwhile, some issues that occurred in PDF conversion, font embedding, and annotation rendering have also been successfully fixed. More details are listed below.

Here is a list of changes made in this release

Category ID Description
New feature SPIREPDF-7617 Adds the SaveAsImage(int pageIndex, int dpiX, int dpiY) method in the NETStandard DLL to support customizing image DPI when converting PDF to images.
New feature SPIREPDF-7694 Adds the Collate property in the NETStandard DLL to support setting the print order for multiple copies.
// true: Collated printing; default false: Uncollated printing
doc.PrintSettings.Collate = true;
Bug SPIREPDF-6584 Fixed an issue where memory consumption was high when using the NETStandard DLL to convert PDF to images.
Bug SPIREPDF-7072 Fixed an issue where the retrieved font name was inaccurate when searching for text.
Bug SPIREPDF-7371 Fixed an issue where the conversion result from OFD to PDF was incorrect.
Bug SPIREPDF-7373 Fixed an issue where annotations were not displayed when converting PDF to XPS.
Bug SPIREPDF-7658 Fixed an issue where the application threw an "Unexpected token before 158586" exception when loading a PDF document.
Bug SPIREPDF-7669 Fixed an issue where the application threw an "ArgumentOutOfRangeException" when extracting text.
Bug SPIREPDF-7684 Fixed an issue where the application threw an "Unknown annotation type value: 'Free Text'" exception when converting OFD to PDF.
Bug SPIREPDF-7706 Fixed an issue where some fonts could not be embedded correctly after drawing text.
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