PDF document Import-Export inverts images.

Allow authentication of documents with OwnerPassword. The user can use the OwnerPassword instead of the UserPassword to open the file.

When exporting an image with ICCBased color space and the default ImageCompression is changed an exception is thrown: NotSupportedException: 'Not supported colorspace: ICCBased'.

When getting the hash code of CFF (Compact Font Format) font`s UnderlineThickness and there is no such value set in the font file the default value should be returned but an exception is thrown: NullReferenceException: 'Object reference not set to an instance of an object.'

When parsing a CFF Type1 font a NullReferenceException is thrown.

After the import-export of a specific document, the paths are thinner and the corners of the path figure are not rounded:

 

When searching text in a specific document the results are not as expected. They are slightly shifted:

 I am getting a null exception when trying to import an document. The specified error is Value cannot be null. (Parameter 'action').

OverflowException when importing a document with a signature that has an empty Location string.

Darker and lower quality image export on macOS.

Introduce support for UnShrinking - Method 1.

Signature omitted after exporting PDF to an image.   

SMask is not applied correctly.

Wrong font file loaded when CidType2Font with Standard name.

When rendering an encoded image for a second time the image data seems corrupted and an exception is thrown: InvalidOperationException: 'Illegal character.'

Nested tables cause cropped borders of the child table. The outside borders of the child table are half the width.

When concurrent accessing the FontsRepository`s RegisterFont (private) method from different threads an exception is thrown: System.IndexOutOfRangeException: 'Index was outside the bounds of the array.'

Endless loop when trying to parse image data between ID and EI keywords.

When loading a PDF generated with PdfProcessing in PDF Accessibility Checker 2021 (PAC) an exception is thrown: "Object reference not set to an instance of an object".

It is reproducible with all PdfComplianceLevel export options.

InvalidCastException: 'Unable to cast object of type 'Telerik.Windows.Documents.Fixed.FormatProviders.Pdf.Model.Types.PdfArray' to type 'Telerik.Windows.Documents.Fixed.FormatProviders.Pdf.Model.Types.PdfName'.'
when parsing a specific document.