PDFio 1.6.4 is a bug fix release. Changes include:

• Fixed pdfioPageCopy implementation to not force a CropBox value (Issue #166)
• Fixed AES padding (Issue #167, Issue #169, Issue #170)

Enjoy!

PDFio 1.6.3 is a bug fix release. Changes include:

• Fixed pdfioPageCopy implementation to not copy the source document's entire
  page tree (Issue #161)
• Fixed AES encryption dictionary name (Issue #163)
• Fixed AES owner key generation (Issue #164)
• Fixed support for empty UTF-16 strings (Issue #165)

Enjoy!

PDFio 1.6.2 is a bug fix release. Changes include:

• Increased the maximum length of a single string to 128k (Issue #146)
• Added missing range checks to pdfioArrayCopy and pdfioDictCopy.
• Refactored PDF encryption code to fix unlocking with certain files.
• Improved xref table loop detection (Issue #148)
• Changed how duplicate objects are handled in PDF files (Issue #155)
• Fixed xref reconstruction for objects lacking a Type value.
• Fixed pdfioPageOpenStream for indirect Contents arrays.
• Fixed an error propagation bug when reading too-long values (Issue #146)
• Fixed a bug when converting Unicode characters above plane 0 (issue #159)
• Fixed a Clang warning.

Enjoy!

PDFio 1.6.1 is a bug fix release. Changes include:

• Added missing input checking to pdfioFileCreateFontObjFromBase function.
• Updated support for UTF-16 strings (Issue #141)
• Updated Xcode project to use installed PNG library.
• Fixed decryption of PDF files using an Encrypt dictionary instead of an
  indirect reference (Issue #139)
• Fixed character range checking in a TTF support function.
• Fixed some clang warnings.
• Fixed the generated pkg-config file.

Enjoy!

PDFio 1.6.0 is a feature release. Changes include:

• Added generation of XMP metadata when writing PDFs (Issue #103)
• Added "standard" PDFIO_CS_CGATS001 color space for non-device CMYK (Issue #104)
• Added CMYK JPEG support with embedded ICC profiles or using the CGATS001 profile (Issue #104)
• Added pdfioFileAddOutputIntent function to adding output intent information to a PDF file (Issue #104)
• Added explicit support for warning messages (Issue #118)
• Added pdfioFileCreateFontObjFromData function for embedding fonts in memory (Issue #120)
• Added support for specifying PDF/A versions for created PDF files (Issue #122)
• Added pdfioContentBeginMarked and pdfioContentEndMarked functions for creating tagged PDF content (Issue #123)
• Added pdfioFileGetLanguage and pdfioFileSetLanguage functions for getting and setting the default/primary language of a PDF file (Issue #124)
• Now add default grayscale, RGB, and CMYK profile resources to pages as needed (Issue #104)
• Fixed unsupported filter error (Issue #130)
• Fixed EOF comment written to the PDF (Issue #136)
• Fixed TTF cmap underflow error.
• Fixed some Clang warnings.

Enjoy!

PDFio 1.5.4 is a bug fix release. Changes include:

• Updated indirect reference reading code to limit the range of generation numbers.
• Updated error messages for too large tokens (Issue #131)
• Fixed a JPEG copy bug (Issue #132)

Enjoy!

PDFio 1.5.3 is a bug fix release. Changes include:

• Fixed decryption of PDF files "protected" by 40-bit RC4 (Issue #42)
• Fixed decryption of UTF-16 strings (Issue #42)
• Fixed decryption of PDF files with large permission values.
• Fixed support for EncryptMetadata key in the encryption dictionary.
• Fixed pdfioObjCopy and pdfioPageCopy to properly identify the source PDF file being used (Issue #125)

Enjoy!

PDFio 1.5.2 is a bug fix release. Changes include:

• Updated maximum allowed PDF string size to 64k (Issue #117)
• Updated dictionary reading code to discard duplicate key/value pairs with a warning message (Issue #118)
• Fixed form detection in pdfioinfo example code (Issue #114)
• Fixed parsing of certain date/time values (Issue #115)
• Fixed support for empty name values (Issue #116)
• Fixed range checking in pdfioImageGetBytesPerLine (Issue #121)

Enjoy!

PDFio 1.5.1 is a bug fix release. Changes include:

• Fixed output of special characters in name values (Issue #106)
• Fixed output of special characters in string values (Issue #107)
• Fixed output of large integers in dictionaries (Issue #108)
• Fixed handling of 0-length streams (Issue #111)
• Fixed detection of UTF-16 Big-Endian strings (Issue #112)

Enjoy!

PDFio 1.5.0 is a feature and bug fix release. Changes include:

• Added support for embedded color profiles in JPEG images (Issue #7)
• Added pdfioFileCreateICCObjFromData API.
• Added support for writing cross-reference streams for PDF 1.5 and newer files (Issue #10)
• Added pdfioFileGetModDate() API (Issue #88)
• Added support for using libpng to embed PNG images in PDF output (Issue #90)
• Added support for writing the PCLm subset of PDF (Issue #99)
• Now support opening damaged PDF files (Issue #45)
• Updated documentation (Issue #95)
• Updated the pdf2txt example to support font encodings.
• Fixed potential heap/integer overflow issues in the TrueType cmap code.
• Fixed an output issue for extremely small double values with the
  pdfioContent APIs.
• Fixed a missing Widths array issue for embedded TrueType fonts.
• Fixed some Unicode font embedding issues.

Enjoy!