ChangeLog

Version 0.8.0 (XX.02.2006)
  core:
	- complete re-design of evaluation handling (me)
	- when setting error (with _ra_set_error()), the name of the
	  source file and the line number is also set (me)

  plugins:
	- detect-simple process plugin: replaced by detect-ecg plugin (me)
	- detect-ecg process plugin:
	  * complete new process plugin performing beat detection
	    in ECGs including morphology measurements (me)
	- fiducial process plugin:
	  * updated to new eval-scheme (me)
	  * converted some defines to options (me)
	- ecg-view view plugin:
	  * updated to new eval-scheme (me)
	  * added sub-view to edit morphology values (me)
	- ts-view view plugin:
	  * updated to new eval-scheme (me)
	- mit/bih access plugin:
	  * updated to new eval-scheme (me)
	  * fixed setting of error numbers (me)
	  * fixed setting of ADC gain when '0' was given (me)
	  * fixed getting of signal filename (me)
	- read-rri access plugin:
	  * updated to new eval-scheme (me)
	- template process plugin:
	  * updated to new eval-scheme (me)
	  * 'improved' code structure (me)
	- calibration process plugin:
	  * changes needed for changed API functions (me)
	
  interfaces:
	- Perl:
	  * updated to new eval-scheme (me)
	  * is now API complete (me)
	  * re-designed OO interface (me)
	

Version 0.7.5 (not publicly released)
  plugins:
	- adi-ascii access plugin: new access plugin to read signals
	  recorded with the ADI Powerlab system and exported in an ASCII
	  file (me)
	- hrv process plugin: added calculation of some non-linear dynamic
	  parameters: SD1&2 from Poincare plots and Detrended Fluctuation
	  Analysis (DFA) (me)
	- pathfinder access plugin: an unusual value in a control data
	  results in an infinite loop, fixed it (me)
	
	
Version 0.7.4 (27.05.2005)
  core:
        - ra_fopen: added additional way to change the char-case of the
	  filename on Linux (me)
	- errors: added an error when a needed information is not
	  available in the measurement file(s) (me)
	- handle_plugins_win32: when printing error message, show line
	  number of source also (me)
	- save_xml: use correct return-value when return from function (me)
	
  plugins:
	- all plugins which are allocating memory for plugin-options and
	  plugin-results: use correct type of memory allocation function
	  for plugin-option and plugin-result memory (differs only in
	  Win32 because there the memory has to be allocated on the global
	  heap) (me)
	- ART and Portilab access plugins: fixed error handling (me)
	- dadisp access plugin: added the plugin; up to now it supports
	  only simple signal files (and at the moment only files with
	  double values) because I have only these files (me)
	- ecg process plugin: fixed a shift of RRI against qrs-pos by one
	  which happens sometimes (me)
	- oxford access plugin: fixed crash when recording time is
	  invalid (me)	
	- hrv process plugin: added options to skip calculation of time
	  and frequency domain parameters (me)
	- dawes-redman process plugin:
	  * added options to ignore marked regions (me)
	  * made some changes so the calculations are more similar to the
	    one in the Sonicaid/FetalCare system from Oxford Instruments (me)
	- ctg-sonicaid access plugin: new plugin; provides support for
	  CTGs which are recorded and saved with the SonicAid/FetalCare
	  system from Oxford Instruments; the trace data is read directly
	  from the files created with the system, the informations about
	  the recording are handled similar to the ctg-rasch plugin (a
	  simple text file holding the informations) (me)
	- mit-bih access plugin: use correct mode (binary) when opening
	  annotation file (me)
	- ts-view plugin: fixed handling of recordings with different
	  samplerates when in one instance of ts-view the channel with the
	  highest samplerate is NOT handled (me)
	- ART access plugin: fixed setting of ra-handle in
	  sub-measurement-structs of portilab and portapres signals (me)

  examples:
	- get_events.c: fixed getting number of events (Jesus Olivan)

  interfaces/API bindings:
	- Perl:
	  * fixed handling of event properties (me)
	  * return results even they can not be calculated (but you have
	    the name and the description of the result(s)) (me)
	

Version 0.7.3 (26.02.2005)
  misc:
	- changed the license of Qt based GUI plugins to GPL (from LGPL)
	  because the free version of Qt is published under the GPL
	
  core:
	- when setting error (with _ra_set_error()), the name of the
	  source file and the line number is also set (me)
	
  plugins:
	- sig-sel-dlg gui plugin (Win32 version): added code to set
	  initial path (used code from Paolo Messina from his Shell_Ctrl
	  project) (me)
	- ecg-view view plugin:
	  * added set/unset of busy-cursor (me)
	  * correct drawing of cursor (me)
	- ts-view view plugin:
	  * added switch to skip cursor drawing by child classes (me)
	  * added code to set start and end of an area with the ',' and
	    '-' key (me)
	  * shown info in status-line now depends on the "choosen"
	    channel (me)
	- plot-view view plugin:
	  * show areas of annotations in the view (me)
	  * change position of cursor when position in the signal view is
	    changed (me)
	- mit/bih access plugin: fixed memory leak (me)
	- edf access plugin: added code to handle more than one annotation
	  channel (me)
	

Version 0.7.2 (22.12.2004)
  core:
	- added initial code to get infos about specific recording types
	  (e.g. Holter ECG, Stress ECG) (me)
	
  plugins:
	- pathfinder access plugin: fixed a problem when the value from
	  only one sample should be returned (me)
	- edf access plugin: in EDF+D records, combine succeeding data
	  records into one session when they are continuous in time (me)
	- calibration process plugin:
	  * improved detection of calibration signal (me)
	  * added option to measure the cycle length of the calibration
	    signal (me)
	  * based on the measured cycle length re-run validation of found
	    calibration segments which enhanced the accuarcy of the
	    calibration measurement (me)
	- ts-view view plugin: added the output of the position and
	  amplitude of the signal at the cursor position (known bug: at
	  the moment only the amplitude of the first channel is given) (me)

	
Version 0.7.1 (16.11.2004)
  core:
	- Linux build system: use the correct Qt-dir setting (me)
	- Linux build system: added in configure-script extra checks
	  for Scilab (me)
	- set locale handling only for strings (LC_MESSAGES) because of
	  some problems with LC_ALL (eg. using octave) (me)
	- renamed define RA_WARN_NO_EVENTS to RA_WARN_NO_DATA to have a
	  broader meaning (me)

  plugins:
	- added process plugin 'calibration' to measure automatically
	  calibration signals in recordings (up to now only pulse shaped
	  calibration signals are supported; tested only on calibration
	  signals in Holter ECG's) (me)
	- MIT/BIH (PhysioNet) access plugin:
	  * added support for different samplerates used in one recording (me)
	  * fixed handling of only one channel (me)
	  * support recordings w/o number of samples in header file(me)
	  * fixed returned information about available event-sets/
	    -properties (me)
	- ra-view view plugin: fixed the drawing of the focus-rect in the
	  Qt version (me)
	- template-view view plugin: fixed the drawing of the templates
	  (wrong zero value was used) (me)
	- plot-view view plugin: added init of some variables (needed when
	  a program call the plugin but no data to show is available) (me)

	
Version 0.7.0 (17.10.2004)
	- added 'angle' signal type (me)
	- added min/max values for signal type meta-informations (me)
	- in EDF(+) recordings use physical min/max values and do not use
	  the signal type meta-information about amplitude scaling (me)
	- amplitude scaling in the view plugins are now more sane (if you
	  have a max value, use this value instead of using the amplitude
	  resolution) (me)
	- improved the problem of double emitting scrollbar-step in Qt
	  version when drawing of first step take too much time but not
	  fixed it (I haven't figured out what is the reason for it) (me)
	- when emitting plugin-signal, sender name can be set; helpful for
	  debuging (me)
	- changed in function parameters 'char *' to 'const char *' when
	  ever possible (me)
	- added API function to get infos by the name of the info (me)
	- added C++ interface (me)
	- started i18n: all strings inside the libRASCH core are now UTF-8
	  encoded (me)
	- ra_value_* source is now in own source-file (value.c) (me)
	- added API functions for ra-value to handle UTF-8 encoded strings (me)
	- changed 'struct rasch' to 'struct librasch' to avoid a conflict
	  with 'class rasch' in the C++ interface (me)
	- fixed handling of annotations (encoded in UTF-8) in EDF+ files (me)
	- fixed placement of comments/annotations in ts-view plugin (me)
	- fixed handling of channel number for comments/annotations (me)
	- extended function set_meta_info() to set info-id (me)
	- added info-id's to get infos about available options in a plugin (me)
	- access to option/option-infos and result/result-infos are now
	  handled only in the core (me)
	- started l10n (me)
	- revised build system for Linux:  (me)
	  (1) the build flags are now centrally handled in the
	      Makefile.incl file which is included by every Makefile
	  (2) the output during build is less verbose (ideas and code from
	      the Linux Makefile)
	- "fixed" compiler warnings which showed up when using pedantic (me)
	- changed API to get raw sample data; now only two functions are
	  available: (1) a function to get the sample data as stored in
	  the file (ra_raw_get()) and (2) a function to get the sample
	  values scaled to 'unit'-values (ra_raw_get_unit()) (me)
	- added new channel-info to get the format how samples are stored
	  in the file (e.g. integer-16bit) (me)
	- added in EDF plugin support for float-values (me)
	- changed in proc_info.callback the first parameter from char * to
	  const char * (me)
	- removed element private_data in proc_info (need to fixed option
	  handling in the detect-ctg plugin) (me)
	- renamed element private_data in view_info to options (me)
	- renamed in proc_info and view_info the element which holds the
	  ra_handle from 'm' to 'ra' (name makes more sense) (me)
	- fixed calculation of blood-pressure values when editing a
	  blood-pressure curve (me)
	- fixed access to ECGs stored in using the "ISHNE standard output
	  for Holter ECG" (me)
	- fixed the amplitude scaling in the template-view plugin (me)
	- using in the freq-analysis plugin an C implementation of the
	  Singleton mixed-radix-fft algorithm (based on the original
	  Fortran code) (me)
	
Version 0.6.1 (27.05.2004)
	- fixed small displacement of qrs complexes when editing beats (me)
	- fixed problem when installing documentation from CVS version (me)
	- 'configure' script checks now which kind of Qt library
	  (multi-threaded or non-multi-threaded) is installed (me)
	- added missing event-file for example recording '100s' (me)
	- fixed handling of CVS directories in distributed (and CVS
	  managed) documentations (me)

Version 0.6.0 (22.05.2004)
	- fixed annotations shown in multi-session recordings (me)
	- in measurement selection dialog, show measurement name when name
	  of measurement object is empty (me)
	- events in evaluation files can now be written as text (each
	  event is written in it's own tag) (me)
	- added API function to get file-name used on disk (for systems
	  which handle case differences in file-names) (me)
	- start and end of an event are now handled by there own functions (me)
	- added API functions to handle libRASCH values (was done before
	  with a structure) (me)
	- changed API function names to be more consistent (see script
	  do_api_changes_for_0.6.0 in 'scripts/') (me)
	- added RASCHlab to the distribution (me)
	- fixed problem with EDF+ annotation durations (Jesus Olivan)
	- added comments in core source files for all functions and
	  structures (me)
	- fixed problem in Matlab interface when textual annotations
	  should be returned (me)
	- added forgotten dll's to install-script for win32-binary
	  distribution (me)
	- nearly all (except one) plugins are now using the libRASCH API
	  to set/get options (me)
	- support parallel handling of debug and release versions of
	  plugins on Win32 (me)
	- fixed problem when only one event was shown in a view (program
	  crashed) (me)
	- fixed setting of start and end positions in some process plugins (me)
	- removed some memory leaks with the help of valgrind (me)
	- restructured documentations and added/fixed scripts which are
	  helping to build the documentations (me)
	- added installation of documentation on Linux systems (me)
	- the following documentations are now available/started to write:
	  * libRASCH User Manual (started)
	  * libRASCH Reference Manual (started)
	  * RASCHlab tutorial (1st version complete)
	
Version 0.5.3 (08.01.2004)
	- added man pages of API functions on Linux (me)
	- added wrapper code in C header files needed for C++ source and
	  removed 'extern "C"' in C++ source (me)
	- get endianess of machine now during runtime and removed defines
	  in Makefiles (me)
	- fixed problem in ap-morphology plugin when blood pressure signal
	  starts with calibration sequence (me)
	- better calculation of available space for beat infos in ecg- and
	  cont-ap-plugins (me)
	
Version 0.5.2 (25.12.2003) -- The Christmas Release
	- build system for Linux now works on Debian (tested on Knoppix	3.3)
	  (me)
	- fixed minor bugs (not initialized variables; not matching
	  function prototypes/definitions) (me)
	- fixed minor bugs in interface code for Perl and Python (wrong
	  return value; not used parameter) (me)
	- fixed problem with EDF+ annotation-channel naming (me)
	- in ecg- and cont-ap-view-plugin, shown beat info depends on
	  available space (higher speed -> less space -> less information
	  shown) (me)
	- extended libRASCH API to support flags for events (e.g. event
	  was edited by user) (me)
	- in ecg-view-plugin, set event-flag 'user-edited' when user edit
	  beat (me)
	- in ecg-plugin do not change annotations of user edited beats (me)
	- fixed draw problem of textual annotations when begin and/or end
	  is outside of shown area (me)
	- when selecting area, added support for moving shown area when
	  mouse is outside of shown area (me)
	- correct handling in view plugins of textual comment/annotation
	  changes (me)
	- fixed not appropriate time-resolution change in template view
	  (me)
	- added 'skipinterface' build destination (me)
	
Version 0.5.1 (04.12.2003)
	- added forgotten ctg-view plugin to distribution (me)

Version 0.5.0 (02.12.2003)
	- added strings as event-types (can now handle textual
	  annotations/comments) (me)
	- view-plugins support textual annotations (me)
	- added dialog to add/edit/change annotations (me)
	- view-plugins support more than one session (me)
	- complete support for EDF+ files (me)
	- added support for textual comments in MIT/BIH formats (me)
	- added plugin API with function to get event values in a ra_info
	  struct (me)
	- changed plugin API for function pl_ra_get_values() (me)
	- added API functions to get/set event values with ra_info structs (me)
	- Makefile's include Makefile.incl in LIBRASCH_ROOT (me)
	- in ecg-plugin fixed sub classificaiton of VPCs (me)
	- the oxford-plugin provides informations about arrhythmias (me)
	- added view-plugin for cardiotocograms (me)
	- when reading libRASCH-evaluation files, handle the case when the
	  data type given in the file is different than the type given in
	  ra_event_props.h (this allows to change the data type of an
	  event property) (me)
	- rr-interval and arterial pressure values are now stored as
	  double values (me)
	- added plugin to handle respiration signals (at the moment only
	  support for respiration in combination with heartbeats) (me)
	- in configure script include-path of octave will be get from
	  installed octave (me)
	- in ap_morphology-plugin: added IBI value and corrected behaviour
	  in calibration sequences (me)
	- added plugin 'dawes-redman' to calculate Dawes/Redman criteria
	  for Cardiotocograms (based on some publications about the
	  criteria) (me)
	- fixed memory leaks in oxford and pathfinder plugin (me)
	- fixed setting of analyse date in pathfinder plugin (me)
	- improved configure/build/install process (me)
	- fixed display problem in template-view (me)
	- in ecg-plugin use only qrs-complexes with positive positions
	  (me)
	- added plugin detect-ctg which detects uterine contractions in
	  cardiotocograms (me)
	
Version 0.4.0 (15.08.2003)
	- handle configuration of installed libxml2 in configure-script
	  and Makefiles for Linux (me)
	- wrongly defined size_t caused compiling problems on some Linux
	  distributions (e.g. RH9); replaced define with inclusion of
	  stddef.h (me)
	- cleaned up ra_matlab.c (interface source code for Matlab) (me)
	- Matlab interface works under Linux (me)
	- added horizontal scrollbar in views showing signals (me)
	- better support for Physionet data formats (me)
	- options handling in some plugins was not OK after redesign in
	  libRASCH-0.3.2 (me)
	- char-array is now supported as an option-type (me)
	- added get_option()/set_option() functions in all interfaces (me)
	- renamed some plugins:
	    rr-morphology -> ap-morphology
	    cont-rr-view  -> cont-ap-view
	    ra-view       -> rasch-view
	- initial support for cardiotocograms (just the infrastructure) (me)
	- ecg-view plugin: when changing classification or insert/delete
	  beat, post processing for complete ecg is done (me)
	- added interface to use libRASCH in Scilab (me)
	- some minor changes
	
Version 0.3.2 (12.07.2003)
	- Linux: librasch.conf will now be found in the $HOME directory (me)
	- access to EDF files is working (annotation channel in EDF+ files
	  is still not supported) (me)
	- code for setting/getting options for plugins changed;
	  functionality is now only in ra.c (me)

Version 0.3.1 (16.05.2003)
	- added warning-handling scheme (extended error-handling) (me)
	- corrected in ecg-plugin calculation of normal reference value (me)
	- some minor changes in hrv plugin (me)

Version 0.3.0 (13.05.2003)
	- added error-handling scheme (me)
	- renamed function ra_handle_from_meas_handle() to
	  ra_handle_from_any_handle() (me)
	- added handling of usual 'configure; make; make install' for
	  Linux build (me)
	- started to provide a Windows Installer file (me)
	- Win32 version of libRASCH use Registry for configuration (me)
	- use new error-scheme in plugins (me)
	- started to document struct's (me)
	- changed variable type 'ra_find_struct' to 'struct ra_find_struct' (me)

Version 0.2.2 (20.04.2003)
	- correct handling of file-names for signals if no path or a
	  relative path was given (me)
	- ra_open() under Linux now case insensitive (sort of) (me)
	
Version 0.2.1 (15.04.2003)
	- added missing files for view-plugins needed by Win32 (me)
	- better Makefile support for Win32 (me)

Version 0.2.0 (09.04.2003)
	- added functions to copy/move/delete the files of a measurement (me)
	- in access plugins added needed support for file handling (me)
	- when searching-files using find_files (in ra_file.c) '*' as
	  wildcard character in mask is supported (at the beginning or at
	  the end of the mask) (me)
	- added info-id to get version of libRASCH (me)

Version 0.1.0pre4 (08.04.2003)
	- changes needed to compile with GCC3.3 under Linux (me)
	- some cleanups in Makefiles (me)
	- added distclean to make process (removes files created with UIC
	  and MOC from Qt) (me)
	- some minor changes in ecg-, hrv- and hrt-plugin (now have same
	  results as "original" implementation) (me)

Version 0.1.0pre3 (04.04.2003)
	- removed save.c and load.c from src/eval (files no longer needed) (me)
	
Version 0.1.0pre2 (04.04.2003)
	- added librasch.dsp to distribution (me)
	- added ChangeLog to distribution (me)
	
Version 0.1.0pre1 (26.03.2003)
	- first public release (me)

$Header: /home/cvs_repos/librasch/ChangeLog,v 1.51 2004/12/22 14:38:29 rasch Exp $