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2012-01-20 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.22-rc1 released.
* Small improvements have been made in manual and man page.
* Changed quote characters in messages as advised by GNU Standards.
2011-01-10 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.21 released.
* Fixed some internal errors triggered by noisy input.
* ocrad.texinfo: Added chapter 'OCR Results File'.
* main.cc: Set stdin/stdout in binary mode on MSVC and OS2.
2010-07-16 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.20 released.
* ocradlib.h: Added new function OCRAD_scale.
* ocradlib.h: Added new function OCRAD_result_chars_total.
* ocradlib.h: Added new function OCRAD_result_chars_block.
* ocradlib.h: Added new function OCRAD_result_chars_line.
2010-01-27 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.19 released.
* Added library interface (ocradlib.h).
* Option '--crop' replaced with similar but different option
'--cut', which can accept coordinates taken from the ORF file.
* Recognition of files with a single character and without white
space at the edges has been fixed.
* testsuite/check.sh: Added new tests for the library interface
and for single character images.
* New files ocradlib.h, ocradlib.cc, ocrcheck.cc.
* Makefile.in: Added '--name' option to help2man invocation.
2009-05-08 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.18 released.
* Added a layout analyser able to process arbitrary pages.
* Added new option '--quiet'.
* The '--layout' option no more accepts an argument.
* The '--crop' option now accepts negative coordinates.
* New recognized letter; 'a' with ring above.
* Fixed recognition on files with a single big character.
* Fixed bug that didn't write maxval when saving pgm or ppm.
* Fixed some includes that prevented compilation with GCC 4.3.0.
* 'make install-info' should now work on Debian and OS X.
* Makefile.in: Man page is now installed by default.
* New file testsuite/check.sh.
* Arg_parser updated to 1.2.
* Verbosity control of messages has been modified.
2007-06-29 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.17 released.
* License updated to GPL version 3 or later.
* '--scale' no more suppresses ORF output.
* Improved removal of thick frames.
* Changed 'Textline' to accept more than one big initial.
* Class 'Block' renamed to 'Blob'.
* 'configure' and 'Makefile.in' have been modified to be more
GNU-standards compliant.
2006-10-20 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.16 released.
* Added new option '--filter'.
* Better algorithm for vertical space detection (blank lines).
* Some fixes made to 'configure' script.
* Added two new debug levels.
* Improvements in character recognition.
2006-04-03 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.15 released.
* Added new argument parser that replaces 'getopt_long'.
* Fixed a bug that prevented compilation with GCC 4.1.
2006-02-15 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.14 released.
* Ocrad is now able to read ppm files.
* Added new class 'Page_image' (256-level greymap).
* Added automatic and adaptive binarization by Otsu's method.
* Added new option '--crop'.
* Added two new chapters 'Image Format Conversion' and
'Algorithm' to the texinfo file.
* Target 'check' added to Makefile.
* Changed 'ocrad.png' icon to color, one line.
2005-10-10 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.13 released.
* Ocrad is now able to read pgm files.
* Added new rational number class.
* Use rationals instead of integers in space detection algorithm.
* Better algorithm for space detection in tables.
* 'vector<bool>' replaced by 'vector<char>' in bitmap (faster).
* Variable-size arrays replaced by vectors in block.cc.
* Fixed sizeof(size_t) != sizeof(int) on some 64 bit systems.
* Improved number recognition (mainly in textline_r2.cc).
* Overflow detection when loading or scaling file.
* Fixed a miscompilation with GCC 3.3.1.
* Class 'Vrhomboid' merged into files 'track.h' and 'track.cc'.
2005-06-07 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.12 released.
* Change in internal representation; Blockmap has been eliminated.
* Text inside tables of solid lines is now recognized.
* Improvements in character recognition.
* Fixed possible integer overflow when loading pbm file.
2005-02-12 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.11 released.
* Added new option '--scale'.
* Improvements in character recognition.
* Fixed bug in '--transform' (introduced in 0.10).
2004-12-09 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.10 released.
* Added new suboption '-D7X'.
* Change in internal representation; only 1 Blockmap per Textpage.
* Use of absolute coordinates in ORF file.
* Improved space detection algorithm.
* Improvements in character recognition and separation.
2004-10-23 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.9 released.
* Added new option '--transform'.
* 'DESTDIR' now works as expected.
* New class 'Textpage' is top of internal representation.
2004-05-23 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.8 released.
* Better algorithm for line detection.
* New feature '-x -' (export ORF file to stdout).
* Small improvements in picture elimination.
2004-02-09 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.7 released.
* Internal change to UCS instead of ISO 8859-1.
* Default charset is now ISO 8859-15 (latin9).
* Ocrad now recognizes Turkish characters (ISO 8859-9).
* Added new output format (UTF-8).
* Added new options '--charset' and '--format'.
* Added man page.
2003-12-18 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.6 released.
* 'configure' is now compatible with 'sh'.
* Better algorithm for lowercase-uppercase decision.
* Small changes to line detector.
* Fixed bug (output of char 0 when separating some merged chars).
2003-10-18 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.5 released.
* Corrected bug when creating ORF file from stdin.
* Added the ability to read multiple files from stdin.
* Use 'vector' instead of 'list' due to problem with GCC 3.3.1.
* Faster 'processing' of pictures.
2003-09-03 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.4 released.
* More standard configure and Makefile.
* Added info file.
* Small changes to layout detector.
* Character codes > 127 now in ISO_8859_1::<charname> format.
* Added new option '--invert'.
2003-07-19 Antonio Diaz Diaz <ant_diaz@teleline.es>
* Version 0.3 released.
* ORF file feature added.
* Recursive 'layout detector' added.
Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
Antonio Diaz Diaz.
This file is a collection of facts, and thus it is not copyrightable,
but just in case, you have unlimited permission to copy, distribute and
modify it.
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