286 lines
9.7 KiB
Plaintext
286 lines
9.7 KiB
Plaintext
2.7.3 (to come)
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New features:
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o New -center-to-fit centres pages on a given paper size
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o New -jpeg-to-jpeg-scale and -jpeg-to-jpeg-dpi
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Extended features:
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o Expand page characteristics to cover Art, Trim, Bleed
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o Add Piece Info to -composition[-json]
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o Add @b<n>@ for trimming bookmark text to given length
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o Allow bold, italic, colours for JSON bookmarks
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o Show OpenAction in -info
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o Show more form information in -info
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o Show XFA in -info
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o Allow JSON / PDF syntax in dict processing and object exploration
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Fixes:
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o Clean up @B implementation for -split-on-bookmarks
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o -merge-add-bookmarks now has proper titles for images
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2.7.2 (October 2024)
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New features:
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* New -args-json for better control files
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* New -replace-obj to edit dictionary entries via chain
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* Create PDF/UA files from scratch with -create-pdf-ua-[1|2]
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* Create structure information for files with -draw
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* Draw can now make paragraphs with -para, -paras
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* Add structure information to -typeset
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* -typeset can make PDF/UA documents
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* -jpeg, -png and friends can make PDF/UA documents
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* Merge PDF/UA-1 and PDF/UA-2 files, preserving standards compliance
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o -stretch scales without preserving aspect ratio
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o -redact removes whole pages
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Extended features:
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o Rectangles may be specified as x y x' y' rather than x y w h
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Fixes:
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o Removed setting of Producer field in AGPL version
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* Removed long-deprecated -control
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* More compact -print-struct-tree
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o -image-resolution-json was listing all images
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* = Supported by a grant from NLnet
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2.7.1 (July 2024)
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New features:
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o Build PDF files from JPEG2000 (.jp2, .jpf/.jpx) files
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* Mark a file as PDF/UA compliant, or remove such marking
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* Partial verification to PDF/UA via the Matterhorn protocol
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* Extract, edit and reapply document structure tree
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* Print structure tree summary
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* Split structure tree when splitting PDF to save size
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* Combine structure trees when merging or stamping PDFs
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* Set the natural language of a file
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Extended features:
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o Allow -obj to look up nested PDF information
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* Merge structure trees better when merging files
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* Report top-level natural language on -info
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* Report mark information dictionary contents on -info
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Backward-incompatible change:
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* -process-struct-tree replaces -no-process-struct-tree
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newly introduced in previous version
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* = Supported by a grant from NLnet
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2.7 (February 2024)
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New features:
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o Split files to max size with -split-max
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o Spray splits a file to multiple outputs by alternating pages
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o List document and page info in JSON format
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o List page labels in JSON format
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o List fonts in JSON format
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o Identify PDF/A, PDF/X, PDF/E, PDF/VT, PDF/UA in -info
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o Identify AcroForm in -info
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o Extract font files from a document
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o List images on a page with -list-images[-json]
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o Chop pages up into sections with -chop
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o Build PDF files from JBIG2 streams, including globals
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o Reprocess images within PDFs to further compress them
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o Extract streams to disk
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o Explore PDFs by printing objects
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o Shift page boxes with -shift-boxes
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Extended features:
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o -list-images-used[-json] extends -image-resolution
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o Use -raw with -extract-images to get PNMs
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o -extract-images can extract JBIG2 images and their globals
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o More PNGs - greyscale 1, 2, 4, 8, 16bpp and RGB 16bpp
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o Report number of annotations in -page-info
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o Specify image based only on file extension
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o -squeeze updates old compression methods
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o Show page size summary in -info
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o Add -no-process-struct-trees to prevent merging of structure trees
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Fixes:
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o Added opam file in-source
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o Fixed -set-annotations with page links
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o Allow Exif JPEGs as well as JFIF ones in -jpeg and -draw-jpeg
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o Only compress a stream if it actually makes it smaller
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2.6.1 (September 2023)
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o Fixed regression in UTF8 text with -add-text
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2.6 (July 2023)
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New features:
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o Create new PDF documents or draw on existing ones with -draw
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o Embed TrueType fonts with -load-ttf
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o Embed the 14 standard fonts if requested
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o Add links to parts of text with -add-text as %URL[|]
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o Convert JPEGs and PNGs to PDFs with -jpeg and -png
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o Export, import, and thereby round-trip annotations via JSON
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o Show composition of PDF with -composition[-json]
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o Use page labels like <iii> and <A-2> in page specifications
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Extended features:
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o Allow -utf8 with -split-bookmarks -o @B.pdf to produce UTF8 filenames
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o -merge-add-bookmarks now works with unicode filenames
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o Better transformation of some annotation types
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o -list-annotations[-json] now respects page range
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o Merge now merges structure trees (tagged PDF)
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o Merge now rewrites clashing name tree entries
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o Preserve /GoTo actions in bookmarks when merging
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o UTF8 option for JSON output
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o -info now shows object stream, /ID data, page mode and layout
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o More options for viewer preference control
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o More default colours, by using the CSS colour list
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Fixes:
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o Updated Yojson to remove dependency on Stream, ready for OCaml 5
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o -typeset was opening files in text mode, instead of binary
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o Fixed behaviour of -squeeze-no-pagedata / -squeeze-no-recompress
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o Significant improvements to malformed file reading
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o Allow DUP page specifications to use larger numbers
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o Reworked functions transforming pages to better preserve patterns
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2.5.1 (January 2022)
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o Fix a regression where standard fonts could not be chosen
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2.5 (January 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 Prepend e.g 2DUP 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 cpdf.ml into separate modules
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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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