120 lines
4.6 KiB
Plaintext
120 lines
4.6 KiB
Plaintext
2.5 (Upcoming 2022)
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New features:
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o Can read as well as write PDFs in JSON format with -j
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o New operation -typeset typesets a text file as a PDF
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o New operation -table-of-contents makes table of contents from bookmarks
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o New operations -impose and -impose-xy for document imposition
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o New operation -print-font-table gives (charcode, unicode, glyph name) triples
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o New -print-dict-entry operation prints values for a given key
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o New -replace-dict-entry function to search & replace e.g URLs
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o Append e.g DUP2 to a page range to make 1,2,3 --> 1,1,2,2,3,3 etc.
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o Prepend NOT to a page range to invert it
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o Output annotations in JSON form with -list-annotations-json
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o Output bookmarks in JSON format with -list-bookmarks-json
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o Load bookmarks in JSON format with -add-bookmarks-json
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o New option -collate to collate pages when merging
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o Text added in existing fonts is now encoding-aware (plus new raw mode)
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Extended features:
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o Extend -remove-dict-entry to allow search
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o Annotation /QuadPoints processed in addition to /Rect when transforming pages
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o When adding text or graphics, may choose CYMK or Grey instead of RGB
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o The -list-fonts operation now obeys the range
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o Can now search for a font by real name with -font
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o Basic merging of AcroForms when merging documents
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o Add -idir-only-pdfs to restrict -idir to just files ending in .pdf
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o Option -debug-force now properly documented as -decrypt-force
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Internal changes:
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o Switch to Yojson for faster/better JSON input/output
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o Environment variable CPDF_REPRODUCIBLE_DATES for testing
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o Environment variable CPDF_DEBUG for -debug
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o Effectively make stderr unbuffered
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o Split functionality into separate modules, but retain cpdf.ml for interface
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2.4 (June 2021)
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o New operation -extract-images
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o New operation -output-json et al. to export PDF files in JSON format
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o New operations to manipulate Optional Content Groups
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o New operation -stamp-as-xobject to add one PDF as an xobject in another
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o Optional Content Groups now preserved when merging / stamping pages
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o Listing, coalescing and modfiying Optional Content Groups.
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o New -labels-progress option to improve page labels interface
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o Appearance streams transformed when transforming annotations
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o Bookmark destination positions transformed when transforming pages
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o No longer depends on Bigarray or Unix modules
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2.3 (patchlevel 1, December 2019)
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o Fixed bug which prevented -info working on encrypted files
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o Allow -shift with -add-text for additional adjustment
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o Prepend and postpend directly to page content streams
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2.3 (October 2019)
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o Directly set and remove Trim, Art, and Bleed boxes
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o Dump attachments to file
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o Extended bookmark format, preserving all bookmark information
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o New -pad-with, -pad-mutiple-before options
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o Set or create XMP metadata
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o Remove graphics clipping
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o Extended support for reading malformed files
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o Embed missing fonts by calling out to gs
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o Set bookmarks open to a given level
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o Create PDF files from scatch
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o Remove single images by name
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o Add trim marks
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2.2 (patchlevel 1)
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o Fix for inability to read null objects in streams
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o Workaround for Adobe "Error 21" on re-saving encrypted files
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o More efficient bookmark operations on files with many pages
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o New operation -hard-box to clip contents to a given box
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2.2 (March 2017)
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o Perform arithmetic on dimensions when specifying size or position
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o Add simple rectangles to PDF to blank things out
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o Stamping operations now preserve annotations
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o Decryption fully on-demand for speed.
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o -keep-l keeps existing linearization status
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o -remove-dict-entry to remove the contents of a dictionary entry
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o -topline in addition to -midline
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o -producer and -creator may be used to alter producer and creator
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in conjunction with any other operation
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o -topline and -midline now apply to stamps
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o -list-spot-colours
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o -bates-at-range and -bates-pad-to
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o -print-page-labels
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o -squeeze replaces smpdf
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o Preserve more sharing of data when doing merges and page alterations
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2.1 (December 2014)
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o Encryption now much, much faster
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o Faster parsing of delayed object streams on large files
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o -decompress now leaves object streams decompressed
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o Select pages by landscape-ness or portrait-ness in a page range
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o New -open-at-page and -open-at-page-fit option to set the open action
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o New -recrypt option to re-encrypt output
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o Reads XMP metadata and outputs it on -info
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o New -center position for text
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o -stamp can now use positions, just like stamping text
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o Better handling of permissions for files with user passwords
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o Linearization excised
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o Can encrypt or recrypt output of -split and -split-bookmarks now
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o -args replaces -control with better behaviour
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o Can scale a stamp to fit before stamping with -scale-stamp-to-fit
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