display /Desc from /Filespec dictionary

[ousia]

Attach (recommended) or Link to PDF file here:

Already uncompressed file with the following object:

2 0 obj
<<
  /AFRelationship /Unspecified
  /Desc <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>
  /EF <<
    /F 1 0 R
  >>
  /F (Empty page.pdf)
  /Type /Filespec
  /UF <FEFF0045006D00700074007900200070006100670065002E007000640066>
>>
endobj

Configuration:

• Web browser and its version: Firefox 125.0.3
• Operating system and its version: Win10
• PDF.js version: included in the browser.
• Is a browser extension: yes

Steps to reproduce the problem:

1. There is no way to get /Desc from the

What is the expected behavior? (add screenshot)

Something similar to this (Evince when hovering):

Or to this (dialog with extra info for embedded files in Okular):

What went wrong? (add screenshot)

/Desc value from /Filespec cannot be accessed at all.

In this case, the information is relevant, since it includes the hash for the embedded document.

Many thanks for your help.

[ousia]

Many thanks for your fix, @Snuffleupagus.