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Diffstat (limited to 'ChangeLog')
| -rw-r--r-- | ChangeLog | 787 |
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diff --git a/ChangeLog b/ChangeLog new file mode 100644 index 0000000..1ecbdee --- /dev/null +++ b/ChangeLog @@ -0,0 +1,787 @@ +0.23.93: + * Set a better dpi resolution when parsing PDF files + * Fix memory recycle bug of empty symbols + * Fix compilation with python 3.11 and 3.12 + * CVE-2023-40889: Fix array out-of-bounds access + * Stop ignoring non-binary entries that follow binary ones + * Increase allocated buffer memory for symbols + * barcodetest.py: fix error code print logic + * convert: Crash fixing while using camera + * Add some pod information for additional functions + * perl skip more tests if DISPLAY not set and set prereqs in Makefile.PL + * Fixes rt.cpan.org 122061 - test fails when DISPLAY not set + * Update Barcode::ZBar + * isaac: ensure proper order of parsing expression + * Enforce x11 backend even on wayland + * zbarimg: add the --polygon option + * xml output: Add polygon containing code bar. + * configure.ac: drop support for Qt4 and prepare for Qt6 support + * win: fix compiling error in Visual studio + * Enforce a coding style + * configure.ac: fix some issues with gtk parameter + * zbargtk: fix version check macros + * zbar: Address some header issues + * zbar, test: fix compilation issues with FreeBSD + * zbar: Function stdcall declaration issue. + * symbol: make it compatible with MSC + * zbar: change the code to make it c90 standard compatible + * test: fix decode test + +0.23.92: + + * Added a --enable-static option to make easier to distribute + Windows binaries + +0.23.90: + * Started using github actions for CI and binary releases + * Fixed several issues with configure.ac, making it auto-detect + most things, when possible + * README.md now shows the absolute minimum requirement for + building ZBar on Ubuntu + * Fixed some build issues + * Make it compatible with Python 3.9 + * Fixed some Python 3.9 and Qt5 warnings + * Typo fixes + * Several fixes at zbarcam + * zbarimg: fix stderr output when symbols are found + +0.23.1: + + * Add i18n translation support and add a pt_BR translation + * Change default to autodetect python and gtk versions + * Improve tests and builds on travisCI + * Some documentation updates + * Add support for binary data extraction + * Add support for raw decoding without charset conversions + * Add one shot scanning mode + * Improved OSX and iphone support + * Fix help messages + * Fix some makefile issues + * Fix error detection in video4linux read + * Fix pkgconfig for zbar-qt5 + * Fix a double-free condition + +0.23: + + * Windows: added support for DirectShow + * Text files at main dir converted to Markdown notation + * HACKING.md text now reflects the procedures we use since 0.20 + * ZBar's URL locations updated on several places + * Added support for using Gtk3 with zbarcam-gtk + * Added support for using GObject Integration (GIR) with pygobject-3.0 + * Added support for Python3 bindings + * Python scripts now runs with either python2 or python3 + * added Travis checks for Gtk3 with Python3 and GIR + * added Travis builds for cross-compilation with winGW + * added Travis builds for Windows native build + * added a test script for checking python bindings + * Added a test script for Python with Gtk support via GIR + * Suppressed gcc warnings when building with Gtk3 + * Got rid of gdk_threads for good at zbarcam-gtk, using an idle hook to + handle async messages + * The debian/ and travis/ directories were removed from distribution files + * Java sources added to the distribution tarball + +0.22.2: + + * Improve some pkg check logic, in order to solve some + ./configure issues + * Fix logic that allows disabling Qt support + * Add support for Java 11 detection + * Fix Java detection logic + * Fix Travis CI breakages due to the usage of Java 11 on Debian Sid + * Fix some issues with MinGW Windows build + * Search for new ImageMagick 7 header location + +0.22.1: + + * Ensure that version.xml and reldate.xml will be placed at the source dir + * Make use of glib thread names + * Windows: Make zbargtk build + * Windows: Use -no-undefined for libzbargtk + * Windows: Disable zbarcam-gtk + * Windows: Check for clock_gettime on pthread library as well + * Windows: Specify correct path to barcode.png + * Windows: Include windows.h for vfw + * Makefile.am: Add missing extra-dist-file + * configure.ac: allow building libzbar-qt as a static library + +0.22: + + * zbarcam-qt: allow changing resolutions in real time + * zbarcam-qt: better support ZBar options + * zbarcam-qt: do several visual improvements + * zbarcam-qt: make it remember the geometry + * zbarcam-qt: allow show/hide control and options bars + * zbarcam-qt: remember lastly used settings and camera controls + * zbarcam-qt: allow changing ZBar decode options via GUI + * Add API to allow get/set resolutions + * img_scanner: add handler for color-inverted codes + * img_scanner: fix get_config parameter validation + * scan_video: improve logic to remove duplicated/invalid devnodes + * symbol.c: fix symbol hash logic (prevents crash with QR options) + * configure.ac: fix an error at libv4l2 package check + * fix some typos + * exit gracefully when decoding split QR codes + +0.21: + + * zbarcam-qt: allow selecting codes via GUI interface + * When both enabled, ISBN-13 has precedence over ISBN-10 + * ZBar is now using Travis CI for continuous integration tests + * Convert INSTALL and README to markdown and update them + * Improve ZBar testing code and make easier to run the tests + * Fix build with Clang + * Add simple dbus IPC API to zbarcam. + * zbarimg: display only the compiled symbologies + * v4l2: make ZBar build and run on Kernels < 3.16 + * configure.ac: The pdf417 code is incomplete. Warn about that + * Add Debian packaging and Travis CI configuration + * Add barcode examples for different supported symbologies + * Several improvements at the building system + * Add support for SQ code symbology + * v4l2: add fallback for systems without v4l2_ext_controls which field + * v4l2: use device_caps instead of capabilities + * v4l2: make v4l2_request_buffers() more generic + * release video buffers after probing and request them again when needed + * Ignore ENOTTY errors when calling VIDIOC_S_CROP + * doc/Makefile.am.inc: clean html generated files + * Add --disable-doc configure option to disable building docs + * Fix function prototype to be compatible with recent libjpeg + * Wrap logical not operations into parentheses + * INSTALL: warn that autoconf should be called before configure + * code128: fix error logic + * convert: ensure that it will not use a freed value + * zbar: use g_thread_new() instead of g_tread_create() + * zbargtk: add a missing break + * gtk/zbargtk: add a missing check if zbar->window is not null + +0.20.1: + * Be sure to use python2, as /usr/bin/python is being removed + (or made non-functional) on some distributions + * Prefer using pygobject-codegen-2.0 instead of pygtk-codegen-2.0 + * Make it work with modern versions of python 2 + +0.20: + * As upstream became abandoned, created a ZBar fork at linuxtv.org + * Use libv4l2 for V4L2 support, using emulated formats as last resort + * Add support for Qt5 + * Add zbarcam-qt and zbarcam-gtk (from the example codes) + * Add support for v4l2 controls + * Add the needed GUI bits for zbarcam-qt to work with controls + * Fix compilation issues with newer automake versions + +0.11: + * Codabar reliability enhancements + - fix missing check + - require minimum quality + - bump default uncertainty + * tweak Codabar bar/space ratio validation + * finish Codabar support for python, perl, java and iPhone interfaces + - reduce Codabar uncertainty to minimum + * add core support for Codabar symbology + - TBD: python, perl, java and iPhone interfaces + * fix v4l config and build variations (bug #3348888) + - thanks to jarekczek for reporting this! + - NB v4l1 removed from kernel as of 2.6.38 + * fix missing python thread initialization (bug #3349199) + - thanks to jarekczek for reporting this problem! + * fix missing configure check for Python.h (bug #3092663) + - thanks to Zoltan Kovacs for reporting this problem! + * fix C++ wrapper missing Symbol.quality (bug #3076524) + - thanks to Rudy Melli for pointing this out! + * fix C++ wrapper bugs (bug #3396068) + - thanks to anotheruser1 for reporting this! + - add new C++ wrapper test + * fix avoid compositing ISBN10 data + * add support for GraphicsMagick as ImageMagick alternative + * mention xmlto in HACKING (patch #3297039) + - thanks to jarekczek for the patch! + * disable addons by default until synchronization with main symbol is working + * fix image scanner min quality filtering + * fix i25 buffer overrun corner case + * fix EAN addon enables + * fix zbarimg to accept autodetected stdin (lone dash) + * fix Qt 4.6.3 compilation error (patch #3178244) + - thanks to hrhristov for the patch! + * add Python Processor support for request_size interface + * fix Python Processor support for GIL, allowing asynchronous scanning + * fix jpeg decoder skip handling + - thanks to jarekczek for the patch! + * rename dprintf macro to avoid conflicts (patch #3128538) + - thanks to maurochehab for the patch! + * add support for EAN/UPC 2 and 5 digit add-on symbols + - deprecate original, unfinished add-on APIs + - add self-checking to test_decode + * fix support for GS1 AIs + - thanks to jockusch for a patch! + - add decoder/symbol "modifier" flags and config read access + - set flags or emit GS appropriately for Code 128 FNC1 + - add iphone, java, perl, python bindings for modifiers and configs + * add support for Code 93 symbology + * add video size request to (Py)GTK widget (req #3034522) + - thanks to Jerome Charaoui for the patch! + * add support for GS1 DataBar Expanded (RSS Expanded) symbology + * add language bindings for DataBar + * add preliminary support for GS1 DataBar (RSS-14) symbology + * enhance decoder reliability (EAN, Code 39, Code 128) + - enhance decoder test + * fix documentation of command exit codes (bug #3017322) + * fix C++ video callback bug + - add C and C++ processor examples + * add per-symbology cache consistency + - reliable symbologies decode immediately by default + - no more need to disable cache with video + - also fix crop bugs w/video scanning + * add support for scanning partial images (cropping) + - update c++, python, perl, java bindings and tests + * fix couple of leaks + * remove doc hints about GFDL (bug #3004411) + - apply LGPL to API docs + * relax Code 39 width ratio checks + * core library portability improvements + - remove some unnecessary C99 syntax + - add configure checks for errno + - enhance C++ Symbol interface + * adjust Python module README (add examples and note DLL in path) + * fix QR Code missing from man pages (bug #2969857) + * cleanup decoder assertions and locking (bug #2966916) + * add Java interface to library via JNI + - add Java tools and JNI build tests to configure + - fix compiler warnings from binary output changes + * fix output of binary data in zbarimg and zbarcam + - thanks to fukuchi for a patch! + - add base64 format for binary xml output + * add coarse symbol orientation information (patch #2913094) + - thanks to Anssi for a patch! + - add decode direction feedback to decoder + - update C++, Python, Perl and ObjC wrappers + - add orientation to test suites + * fix inconsistent fourcc endian handling bugs (bug #2918994) + - thanks to jdccdevel for a patch! + - add fourcc conversion and parse interfaces to zbar.h + * report QR immediately for video (no inter-frame consistency check) + * add python distutils build infrastructure + +version 0.10: + * hotfix add MinGW import lib to Windows installer + * attempt fix for Qt4 < 4.4 + * release updates + - fix perl Processor init without video + * fix window closed notification during events + - add read_one example, fix xs compiler warnings, update perl docs + * add result query interfaces to image scanner and processor + - move result filtering into image scanner (from user) + - abort output blockers when window closed + * Windows updates + - update installer and README for distribution of dependency libraries + - fix applications to use binary output for xml and raw modes + * add regression tests to makefile + * cleanup warnings from newer gcc versions + * fix excessive i25 QZ checks + * add regression script + - add zbarimg xml output for every source (even empty) + - add edge detection to svg debug overlay + * image scanner cleanup and minor performance enhancements + * bug hunt and stability improvements + - fix broken processor locks + - fix X connection polling, revert previous separate thread workaround + - refuse to resize windows larger than screen size + - fix window output scaling - preserve image aspect ratio, adjust overlay + - fix window redraw + - fix crash on Xv image creation failure (still need XImage fallback) + - clean up zbarimg exit cases (last image window close, missing decodes) + * always use separate video thread when threads enabled (even v4l2) + * add configure check for features.h + * overlay enhancements + - add fps to overlay + - add overlay control to processor + - add windows overlay drawing + * tweak linear code position info + * trim deep qrcode hierarchy + * fix zero length symbol data + * fix QR structured append result handling + * cleanup SVG debug dump (partial) + - some QR integration API cleanup + * extract explicit result container, separate from image + - remove (broken/tmp) converted image result sharing + - add explicit symbol recycle API, update processor/widgets to use + - cleanup and update C++ API + - update Python/Perl APIs + - fix broken and add new Python/Perl tests + * cleanup QR result integration + - add hierarchy to symbol results + - extract symbols during text decode, preserving position and structure + - outline QR symbols in window overlay + - tmp fix converted image result propagation + * factor image scanner cache and apply to QR + - fix image scanner handler called once per-image (vs every decode) + * QZ and clustering fixes to QR integration + - remove qr_finder QZ checks + - decrease center clustering threshold from 1/3 to 1/5 of length + - add img_scanner svg debug output + - manually add config.rpath to workaround broken autofoo + * finish initial integration of QR Code reader from maemo-barcode project + * zbar-side updates for QR Code integration + - add linear scanner position interface + - add QR finder position feedback + - integrate QR Code reader with img_scanner + - refactor some symbol/image interaction + - change default scanner density to 1 + - add iconv to build infrastructure + * initial hooks for QR Code, first pass at finder + * fix broken builds with --disable-pthread + +version 0.9: + * hotfix configure check for Wand as well as MagickWand (bug #2848437) + * hotfix trim extraneous MagickWand calls (bug #2848445) + * release updates + * fix uninitialized member in Qt widget (bug #2844846) + * move image conversion out of image scanner up to higher levels + (preparation for library split) + * add symbol quality metric and image scanner position config + - update python, perl and docs + * compatibility fixes + - work around ImageMagick API breakages + - fix some OS X compile issues + * Qt widget cleanup + - handle video device set before window attached + - prevent exceptions from escaping event handlers + * more Qt window creation hook fixes + - NB may still cause problems if video is opened before window is visible + * finish fix for Qt init ordering (bug #2844846) + * potential fix for display init ordering (bug #2844846) + - new workaround for filtering bad EAN results in the image scanner + * more testing, fixes and cleanup + - fix v4l1 + - fix/add null processor interface + * change default image scanner density to 1x1 + - random cleanup, vfw hang, quit key + - fix scan_image example MSVC project + - windows installer tweaks + * add zbarcam to windows installer + * major restructuring to improve platform abstraction + - add lock, thread and timer abstractions + - migrate specific notification locks to platform independent layer + - fixes to vfw capture interface + - fix window format conversion issues + - fix some broken configure checks + - zbarcam working in windows! + * fix symbol leaks (bug #2820658) + - add symbol reference counting + * add support for binary symbol data + * initial VFW video support + - mostly working with uvc driver, broken for others + - factor out common video buffer handling + - fix processor to destroy window *before* video (ref TODO) + - use /dev/video* VFW pseudo-devices + - windows configure skip non-windows checks + - prep for platform refactoring + * fix zbarimg b&w format handling + * fix scan (image) boundary QZ handling (bug #2807538) + - add linear scanner manual flush API + - linear scanner always starts/ends w/a space of width 0 + - remove artificial image scanner border + - decoders special case 0 width space for QZ checks + - add missing Code 128 leading QZ check + * fix Code39 max ICS checks (bug #2807447) + - add decoder lock owner tracking (debug) + - update dbg_scan to match img_scanner + * first pass installer + - add version and icon resources for libzbar, zbarimg + * zbarimg working in windows + - switch to StretchDIBits over DrawDib + - refactor some window drawing code to remove redundancies + - make refcounts thread safe + - clean up alloc/free bugs + * convert zbarimg to C (cross compiled C++ cannot run w/native libraries) + - fix DrawDib image width granularity + - fix window resize dimensions to include decorations + - images still inverted, otherwise zbarimg now "working" in windows + * refactor processor implementation to support cross-platform + - first pass windows processor (before debugging) + - make processor locks reentrant (call APIs from callback) + * initial Windows support for window interface + - currently supports VFW DrawDib interface for image display + (DirectDraw and others TBD) + - also basic processor window creation/manipulation + - Windows configure tests + +version 0.8: + * release updates + * add "raw" output option (without symbology prefix) to apps (req #2671863) + * fix Code 39 min length and document min/max configs (bug #2787925) + * fix zbar_image_free_data windows recursion loop (bug #2796277) + * fix uninitialized decoder configs (bug #2800163) + * switchover from subversion to mercurial + +version 0.7: + * fix perl MANIFEST + * release updates (version, NEWS, packaging) + * adjust [py]gtk distributed files + * draw new logo (rough, no Xrender yet) + * fix Makefile.am syntax error + * fixup some perl distribution details + * project name change: everything "zebra" becomes "zbar" + * remove old logo + * add first pass python bindings! + * fix perl mortality bug + * add new cfg constants to perl + * fix perl doc handler ref + * fix processor set_active error propagation + * add wiki examples (scan_image.*, processor.*) + * add missing trailing quiet zone checks for ean and code39 + * add min/max code length cfg/check for i25,code128,code39,pdf417 + * add image scan density API/option + * tweak option parser to be more strict/correct about abbreviations + * add API to force specific video io modes (req #2293955) + * apply patches for more broken driver workarounds (req #2293955) + * fix(?) C++ string to fourcc conversion + * add missing C++ wrappers + * add additional examples to man pages (symbology enable/disable) + * add missing options to man page synopsis + * add missing --xml option to man pages + +version 0.6: + * hotfix broken perl install (name change) + * add missing files to distribution + * release updates (version, NEWS, pacakging) + * rename perl module to Barcode::Zebra (fit with existing cpan namespace) + * add perl documentation and example + * add v4l version debug/test override + * add docs for new zebracam prescale option + * add video pre-scaling API/option to video/processor/zebracam (req #2277340) + * add few missing APIs to perl xs wrapper + * fix missing libjpeg #ifdef in convert + * initial support for decoding jpeg images using libjpeg! + * workaround broken v4l2 drivers in USERPTR mode + * have configure double check Magick++ install (bug #2582232) + * update README dependency list + * fix C++ warnings in Processor + * fixes for building DLLs with libtool under MinGW + * automatically remove "processor" layer if poll.h is unavailable + * test_decode portability workarounds + * add config/compile time symbology enables + * add low-level PDF417 decode stage - converts widths to codewords + * add XML output option to zebracam and zebraimg + * add sequence number image attribute, set to frame number by video + * change v4l2 interlaced only drivers to warning instead of hard fail + * workaround broken drivers that return error for V4L2_FIELD_NONE request + * add some initial PDF417 hooks + * first pass perl bindings for Processor, Scanner and Decoder + * fix error propagation double free bug + * add missing APIs: processor userdata and image data length + * fix configure check for v4l2 - thanks to Simon Matter for the patch! + * finish support for UPC-E + * fix zebraimg to scan all pages/frames of a multi-frame input + * fix debian packaging dependencies (bug #2070164) + * *remove* debian directory from distribution (bug #2070164) + * fix inappropriately installed headers and man pages (bug #2055133) + * fix pygtk multiple definition link errors on darwin (bug #2052681) + * fixes to configure for detecting python settings (bug #2052663) + * remove zebrapygtk module link against libpython (bug #2052663) + * add drag and drop support for *images* to Qt widget...unfortunately not + very useful; every application i tried drops uri-refs rather than images + * minor reference documentation updates + +version 0.5: + * release updates (version, NEWS, packaging) + * add pkg-config files + * update to latest libtool and new autoconf macros + * cleanup library symbol exports + * remove test programs using internal hooks + * improve portability of some format specifiers + * fix missing stub for --without-x - thanks to Simon Schmeisser for a patch! + * fix --disable-pthread compile errors and warnings + * fix XImage size mismatch background artifacts + * fix new generated file distribution errors + * switch Qt headers to old-style names (investigate possible Qt3 support?) + * add independent ABI versioning for GTK and Qt widget libraries + * reimplement widget internals to support image scanning and + improve locking efficiency + * add image scanning to widgets. including builtin conversions from + toolkit image types: GtkPixbuf and QImage + * add video opened hooks to widgets (improved use model) + * add logo, used when there is nothing better to draw + * add userdata to image object + * fix image reuse cleanup bug + * fix format specifiers in some error messages + * enhance widget tests to support enable/disable and scan from image + * fix broken deallocation assumptions in test_qt + * widget API documentation (still need to hookup gtkdoc, and PyGtk docs) + * API documentation toplevel overview + * update configure summary for new features + * replace all decoder assertions w/non-fatal debug spew (bug #1986478) + * fix glib-genmarshal check + * add first pass of Qt widget! + - test/example in test/test_qt.cpp + - factor video device scan to share among tests + * more C++ integration fixes + - additional Image ref tweaks + - add Video.close() and Window.clear() APIs + * fix missing image scanner handler call + * add dereference operator to C++ Symbol + * add count attribute to C++ Symbol + * fix broken C++ header definitions + * fix broken C++ Image references + * expose internal reference counting interface + * fix window locking bug + * cleanup some minor memory leaks + * convert Code 128 assertions to non-fatal warning spew + * fix single buffer video hang (bug #1984543) + * replace inferred video size assertion with warning message (bug #1984543) + * add first pass of GTK widget! + * add PyGTK widget wrapper + * API change: modify window draw/redraw interface to improve interoperability + with toolkits + - add window locking for thread safety + - zebra_window_draw() no longer actually "draws" anything + => use window.draw to update the image from video thread + then schedule window.redraw from toolkit GUI thread + * fix missing C++ std lib dependencies + * fix uninitialized handler/userdata bug in decoder + * fix broken Code 128 checksum assertion + * fix video destructor segfault + * fix window destructor Xvideo errors (XID is unsigned...) + * switch configure to use pkg-config to find most dependencies + * API documentation updates + +version 0.4: + * release updates (version, NEWS, packaging, examples) + * couple of portability tweaks + * finish format conversion resize cases + * add missing conversions + * fix some broken conversions + * fix some broken redraw and Xv checks + * add decoder configuration API + - only boolean configs currently implemented + - integrate config option parsing w/zebracam and zebraimg + - add config to enable/disable each symbology type + - add optional conversions from EAN-13 to UPC-A, ISBN-10 and ISBN-13 + (disabled by default) + - add config to emit/suppress check digit + NB behavior change! check digit is now emitted by default + * related documentation updates + - split common options to a separate entity + * fallback to gettimeofday when POSIX timers are not available + * image format conversion fixes + - fix format size roundoff (NB now rounds *down*) + - add convert and resize API to pad/crop image to specific size + (eg, to handle Xv min/max image size) + NB this is still not implemented for many conversions + * fix window deletion visibility inconsistency + * add couple processor commands + - 'q' to delete window + - 'd' to dump displayed image for debug + * remove problematic includes used for v4l2 configure test + * address compiler portability concerns w/debug print vararg macro + * workaround v4l1_set_format() failed consistency check for broken drivers + - change from error to warning w/more useful message + - calc expected image size using expected value instead of driver value + * add missing example scripts to distribution + * add missing files for Interleaved 2 of 5 + * add support for Interleaved 2 of 5 symbology! + - again no check digit option yet + * increase decode window from 8 to 16 bars + - remove Code 39 "extra bar" hack + - add Code 39 quiet zone check + - facilitate Interleaved 2 of 5 + * optimize character width calculations for all symbologies + * fix image scanner bug w/lost symbols at end of scan passes + * fix EAN-8 buffer overrun case + * add API doc footer + * add API documentation generated by Doxygen + - markup, cleanup and finish writing header comments + - setup Doxygen config file + * add/fix window GC + * add base support for Code 39 (no check digit or full ASCII options yet) + * cleanup decoder locking + * add support for EAN-8! + +version 0.3: + * add interface stub files + * fix wait timeouts + * fix XImage format filtering + * fix several error handling corner cases + * fix c++ error handling + * add missing Window.h + * add better hierarchy to library sources + * build configuration fixes + * portability fixes + * packaging updates + * fix zebracam beeps + * fix some RGB component ordering and XImage format problems + * fix window resize and redraw state problems + * fix EAN testcase in test_decode - thanks to Steffen Kube for the patch! + * add APIs and (hidden) zebracam options to force specific formats for debug + * add example scripts + * documentation updates + * remove implementation of deprecated img_walker + * add XImage formats + - basic support for 16-bit depths + * add some missing rgb format conversions + * add basic overlay + - currently only markers at detected scan locations (needs improved) + * fix memory leak for converted images w/new cleanup semantics + * migrate inter-frame consistency check from old zebracam into image_scanner + - add API to enable/disable/flush result cache + - add API to retrieve cache status from returned symbol + * cleanup user_wait blocking semantics for various state combinations + * fix bug w/v4l1 not unlinking dequeued image + * major restructuring for improved modularity + NB not all changes are are backward compatible! + - modular support for v4l2 falling back to v4l1 + - flexible support for more varied image formats (incomplete) + - added reusable abstractions for: an "image" object and associated + metadata, a "video" input object and a "window" output object + - added new "processor" API to wrap everything together, simplifying + trivial application usage (including zebracam and zebraimg) + - removed deprecated "img_walker" interface, completely replaced by + more integrated "image_scanner" (moving toward more image processing) + - updated/added c++ APIs, including improved iterator interfaces + * removed SDL dependency due to various usage incompatibilities + (most notably the inability to embed video window into a widget) + * cleaned up zebracam and zebraimg command line processing (bug #1838535) + * many useful enhancements thanks to proposal by mhirsch45 (req #1759923) + including: + - v4l2 support + - support for UYVY image format + - zebracam cursor hiding + - zebracam audio mute + - command line video device specification, + * significant error handling and debug improvements + * some associated documentation updates + * various new test programs (slowly working toward more formal test suite) + * add missing xlink namespace to dbg_scan generated output (bug #1764188) + * qualify char types as [un]signed to avoid non-portable C ambiguity + - thanks to mhirsch45@users.sf.net and Colin Leroy for the patches! + (bug #1759914) + * add integrated 2D image scanning API + - automatically ties to internal scanner and decoder + - results reported via new symbol API + - deprecated previous, cumbersome img_walker interface + - uses new simpler/faster and denser grid pattern (FIXME add 45 and 135) + - first step toward more sophisticated image processing + * updated zebraimg to use new ImageScanner API + - add initial decode location tracking + * updated zebracam to use new img_scanner API + - extended cache to track multiple symbols per-image + - add initial decode location tracking + - removed scan grid overlay + * add configure check for ImageMagick version >= 6.3.0 + * configure dumps ImageMagick, SDL and firefox versions for debug + * add NPAPI plugin stub and build infrastructure + * flush zebracam output after each scanned symbol + * integrate RPM packaging spec file - thanks to V�t Hrachov� for the draft! + (patch #1723536) + * finally add HACKING to distribution/install (bug #1698202) + * add extra documentation files to install (README NEWS INSTALL, etc) + * Debian package patch for 0.2 - thanks to V�t Hrachov�: + - add libsdl1.2-dev as a build dependency + - update automake (>= 1:1.10) as a build dependency + - new package + +version 0.2: + * update distribution to include debian packaging + * add consistency checking to zebracam + * add redundant output suppression to zebraimg + * fix couple of Code 128 decode table bugs + * fix reversed Code 128 decode + * add outstanding scanner edge flush to new_scan() + - API change: scanner reset/new_scan() now return scan/decode status + - update zebracam and zebraimg to call this between each walker pass + (interface still needs improvement...) + => improves in scan results for many cases + * fix dbg_scan filename generation so results go in local directory + * continue Code 128 refinement + - finish character set C decode/expansion + - add per-character validation + - resolve scan direction in separate postprocessing pass before handling + ASCII conversion + - add several img_walker passes parallel to major axis (for long symbols) + - add simple character set C example to test_decode + * promote zebraimg images to TrueColor so colored scan pattern always shows + * more dbg_scan tweaks + * significant scanner improvements + - changed "classic" [-1 0 1] first differential kernel to [-1 1] + to improve minimum edge resolution to single pixel elements + => still need to do some more research and validate assumptions + - adaptive thresholding fixes + - adjusted filtering for better edge detection + - separate constants out to defines (FIXME add config API?) + * fix EAN-13 secondary determinant decoding + * dbg_scan tweaks to make annotations smaller/more usable + * add get_color() interface to decoder + * annotated zebraimg scan pattern for marginally useful high-level debug + * random include cleanup + * cleanup 64-bit compile warnings in zebraimg (bug #1712504) + * add first-pass partial support for Code 128 + - separate out more EAN state from shared state + - internal interface changes + - finish dynamic buffer management + - add shared resource locking + - add Code 128 to test_decode program + => still needs additional functionality and plenty of debug + => reading both Code 128 *and* EAN still destabilized + * add diagnostic program test_video to dump more verbose video debug + * incorporate documentation into Debian package + - thanks to V�t Hrachov� for the patch! + * fix VPATH doc builds (requires automake-1.10 and autoconf-2.61) + * build and dist fixes + - suppress documentation rebuilds in distributed sources + * add Debian packaging sources - thanks to V�t Hrachov� for the patch! + * add DocBook template and build infrastructure + * add manpages for zebracam and zebraimg + * add GNU standard options to zebracam and zebraimg + * internal decoder restructuring to support additional symbologies + - separated out 1-D decoder infrastructure into generic internal API + - moved EAN/UPC specific decoding into it's own module + * fix confusing configure behavior which quietly avoided building + targets with missing dependencies(?!) + configure will now fail with a descriptive error message if you + do not have Magick++ and fail to specify --without-imagemagick or + do not have SDL and fail to specify --without-sdl + * add configure summary describing what will be built (req #1698196) + * fix parity encoding in test_decode and add decoded symbol output + * introduce Code 128 symbol type + * increase width of zebra_symbol_type_t to 16 bits + * add HACKING (bug #1698202) + +version 0.1: + * add NEWS and ChangeLog + * fix some config/build issues found on other boxes + * add missing ImageWalker install + * fix scanner runaway threshold calculation bug + * fix zebracam/zebraimg bugs overwriting currently scanning image w/scan + pattern + * add c++ interface to img_walker + * apply ImageWalker to zebraimg + * add decoder soft reset on partial mismatch + * finish basic decoder symbol assembly/reporting + * add decoder symbol checksum verification + * add callback API option to decoder for "async" symbol processing + * add "image walker" library API to trace scan pattern over 2D images + * apply image walker to zebracam (C++/zebraimg scan pattern still TBD) + * add audio feedback to zebracam (still has long latency) + * add zebracam key cmd to dump frame to file (for debugging) + * fixes for decoder/scanner reset/new_scan + * fixes to scanner initialization and algorithm tweaks + * made decoder less sensitive to violated quiet-zone + * apply zebraimg workaround for imagemagick image display bug + * add string names for symbol types to library and API to access them + * add dbg_scan test program for visually debugging image scanner (and + decoder) + * add test_walk for basic image walker sanity/debug + * removed recursive makes in favor of monolithic build + * renamed some makefiles accordingly + * finished some final symbol data construction + * added result callbacks to decoder APIs for data reporting + * zebraimg hooks into callback + * zebracam still seems to "hang" in undecodeable state? + * populate svn with current sources. + * most of the basic functionality is included and working. + * still need to combine final decode data, finish addons, etc (see TODO). + * c++ wrappers are included and tested, but API may need tweaked. + * zebraimg and zebracam basically working but need cleanup/polish. + * need to create some basic documentation... + * initial repository layout |