CCExtractor 0.94

0.94 (2021-12-14)

• BOM is no longer enabled by default on windows platforms
• CEA-708: Rust decoder is now default instead of C decoder
• CEA-708 subs are now extracted by default
• New: Add check for Minimum supported rust version (MSRV) (#1387)
• Fix: Fix CEA-708 Carriage Return command implementation
• Fix: Fix bug with startat/endat parameter (#1396)
• Fix: Mac Build processes (#1390)
• Fix: Fix bug with negative delay parameter (#1365)
• Pin Rust to 1.56.0 due to bug in 1.57.0

Changes in release artifacts:

• Reintroduction of a minimal CCExtractor source package for Linux (omits the windows and git folder)
• Add a portable version for Windows

NOTE: Users of Windows XP should use 0.89. Newer versions probably will not work anymore

CCExtractor 0.93

0.93 (2021-08-16)

• Minor Rust updates (format, typos, docs)
• Updated GUI

CCExtractor 0.92

0.92 (2021-08-10)

• Rust updates: Added srt writer
• Rust updates:-Added writers for transcripts and SAMI
• Added missing DLL to Windows installer
• Updated Windows GUI

CCExtractor 0.91

0.91 (2021-07-26)

• More Rust in the 708 decoder (Add Pen Presets and timing functions)
• Updated GUI

CCExtractor 0.90

0.90 (2021-07-14)

• New installer
• New GUI (flutter based)
• More Rust (the 708 decoder is being rewritten)

CCExtractor 0.89

0.89 (2021-06-13)

• Fix: Fix broken links in README.
• Fix: Timing in DVB, sub duration check for timeout.
• New: Added support for SCC and CCD encoder formats.
• New: Added support to output captions to MCC file (#733).
• New: Add support for censoring words ("Kid Friendly") (#1139)
• New: Extend support of capitalization for all BITMAP and 608 subtitles (#1214).
• New: Added an option to disable timestamps for WebVTT (In response to issue #1127).
• Fix: Change inet_ntop to inet_ntoa for Windows XP compatibility.
• Fix: Added italics, underline, and color rendering support for -out=spupng with EIA608/teletext.
• Fix: ccx_demuxer_mxf.c: Parse framerate from MXF captions to fix caption timings.
• Fix: hardsubx_decoder.c: Fix memory leaks using Leptonica API.
• Fix: linux/Makefile.am: added some sources to enable rpms to be created.
• Fix: Crash when using -sc (sentence case) option (#1115).
• Fix: Segmentation fault on VOB #1128.
• Fix: Hang while processing video #1121.
• Fix: lib_ccx.c: Initialize fatal error logging function before first usage in init_libraries.
• Fix: A few (minor) memory leaks around the code.
• Fix: General code clean up / reformatting.
• Fix: Fix multiple definitions with new -fno-common default in GCC 10.
• Fix: Mac now builds reproducibly again without errors on the date command (#1230).
• Fix: Allow all oem modes with tesseract v4 (#1264).
• Doc: Updated ccextractor.cnf.sample.
• Update: Updated LibPNG to 1.6.37.
• Remove: Python API (since no one cares about it and it's unmaintained).
• Remove: -cf , just use FFmpeg if you want a ES from a TS or PS, CCExtractor is a bad tool for this.
• Fix: Segmentation fault on Windows.
• Update: Updated libGPAC to 1.0.1.
• Fix: Segmentation fault with unsupported and multitrack file reports.
• Fix: Write subtitle header to multitrack outputs.
• Fix: Write multitrack files to the output file directory.
• Fix: Correct frame number calculation in SCC (#1340).
• Fix: Regression on Teletext that caused dates to be wrong (RT 78 on the sample platform).
• Fix: CEA-708: Better timing, fixes for missing subtitles.
• Fix: timing for direct rollup.
• Fix: timing for VOB files with multiple chapters.

CCExtractor 0.88

0.88 (2019-05-21)

• New: More tapping points for debug image in ccextractor.
• New: Add support for tesseract 4.0
• Optimize: Remove multiple RGB to grey conversion in OCR.
• Fix: Update UTF8Proc to 2.2.0
• Fix: Update LibPNG to 1.6.35
• Fix: Update Protobuf-c to 1.3.1
• Fix: Warn instead of fatal when a 0xFF marker is missing
• Fix: Segfault in general_loop.c due to null pointer dereference (case of no encoder)
• Fix: Enable printing hdtv stats to console.
• Fix: Many typos in comments and output messages
• Fix: Ignore Visual Studio temporary project files
• New: Add support for non-Latin characters in stdout
• Fix: Check whether stream is empty
• New: Add support for EIA-608 inside .mkv
• New: Add support for DVB inside .mkv
• Fix: Added -latrusmap Map Latin symbols to Cyrillic ones in special cases
  of Russian Teletext files (issue #1086)
• Fix: Several OCR crashes

CCExtractor 0.87

0.87 (2018-10-23)

• New: Upgrade libGPAC to 0.7.1.
• New: mp4 tx3g & multitrack subtitles.
• New: Guide to update dependencies (docs/Updating_Dependencies.txt).
• New: Add LICENSE File (#959).
• New: Display quantisation mode in info box (#954).
• New: Add instruction required to build ccextractor with HARDSUBX support (#946).
• New: Added version no. of libraries to --version.
• New: Added -quant (OCR quantization function).
• New: Python API now compatible with Python 3.
• Fix: linux/builddebug: Added non-local directories to the incluye search path so we don't
  require a locally compiled tesseract or leptonica.
• Fix: Correct -HARDSUBX Bug In CMake, allow build with hardsubx using cmake (#966).
• Fix: possible segfaults in hardsubx_classifier.c due to strdup (#963).
• Fix: Improve the start and end timestamps of extracted burned in captions (#962).
• Fix: Update COMPILATION.md (#960).
• Fix: Fixed crash with "-out=report" and "-out=null".
• Fix: -nocf not working with OCR'ing (#958).
• Fix: segfault in add_cc_sub_text and initialize to NULL in init_encoder (#950).
• Fix: ccx_decoders_common.c: Copy data type when creating a copy of the subtitle structure.
• Fix: Implicit declaration of these functions throws warning during build (#948).
• Fix: ccx_decoders_common.c: Properly release allocated resources on free_subtitle().
• Fix: Added a datatype member to struct cc_subtitle - needed so we can properly free all
  memory when void *data points to a structure that has its own pointers.
• Fix: dvb_subtitle_decoder.c: When combining image regions verify that the offset is
  never negative.
• Fix: Updated traivis.yml to fix osx build (#947).
• Fix: Add utf8proc src file to cmake, updated header file (#944).
• Fix: Added required pointers on freep() calls.
• Fix: Removed dvb_debug_traces_to_stdout and used the usual dbg_print instead.
• Fix: Additional debug traces for DVB.
• Fix: Fix minor memory leak in ocr.c.
• Fix: Fix issue with displaying utf8proc version.
• Fix: Fix failing cmake due to liblept/tesseract header files.
• Fix: Added missing \n in params.c.
• Fix: builddebug: Use -fsanitize=address -fno-omit-frame-pointer.
• Fix: ccx_decoders_common.c: Removed trivial memory leak.
• Fix: ccx_encoders_srt.c: Made sure a pointer is non-NULL before dereferencing.
• Fix: dvb_subtitle_decoder.c: Initialize pointer members to NULL when creating a structure.
• Fix: lib_ccx.c: Initialize (memset 0) structure cc_subtitle after memory allocation.
• Fix: Added verboseness to error/warnings in dvb_subtitle_decoder.c.
• Fix: dvb_subtitle_decoder.c: Work on passing invalid streams errors upstream (plus some
  warning messages) so we can eventually recover from this situation instead of crashing.
• Fix: telxcc.c: Currently setting a colour doesn't necessarily add a space even though the
  specifications mandate it. (#930).
• Fix: dvb_subtitle_decoder.c: Fix null pointer derefence when region==NULL in write_dvb_sub.
• Fix: DVB Teletext subtitle incomplete.
• Fix: replace all 0xA characters within startbox with 0x20.
• Fix: DVB Teletext subtitle incomplete (#922).
• Fix: Add missing return value to one of the returns in process_tx3g().
• Fix: Typos and other minor bugs.
• Fix: Tidy CMakeLists & vcxproj (#920).
• Fix: Added m2ts and -mxf to help screen.
• Fix: Added MKV to demuxer_print_cfg.
• Fix: Added MXF to demuxer_print_cfg.
• Fix: "Out of order packets" error had wrong print() parameters.
• Fix: Updated Python documentation.
• Fix: Fix incorrect path in XML (#904).
• Fix: linux build script (non-debug): Don't hide warnings from compiler.
• Fix: linux build script (debug): Display what's step of the build script we're in.
• Fix: Make the build reproducible (#976).
• Fix: Remove instance of o1 and o2 from help.
• Fix: Colors of DVB subtitles with depth 2 broken due to a missing break.
• Fix: CEA-708: Caption loss due to CW command (#991).
• Fix: CEA-708: Update patch for windows priority with functions (#990).

0.86

0.86 (2018-01-09)

• New: Preliminary MXF support
• New: Added a histogram in one-minute increments of the number of lines in a subtitle.
• New: Added Autoconf build scripts for CCExtractor to generate makefiles (mac).
• New: Added Autoconf build scripts for CCExtractor to generate makefiles (linux).
• New: Added .rpm package generation script.
• New: Added build/installation script for .pkg.tar.xz (Arch Linux).
• New: Added tarball generation script.
• New: Added --analyzevideo. If present the video stream will be processed even if the
  subtitles are in a different stream. This is useful when we want video information
  (resolution, frame type, etc). -vides now implies this option too.
  [Note: Tentative - some possibly breaking changed were made for this, so if you
  use it validate results]
• New: Added a GUI in the main CCExtractor binary (separate from the external GUIs
  such as CCExtractorGUI).
• New: A Python binding extension so it's possible to use CCExtractor's tools from
  Python.
• New: Added -nospupngocr (don't OCR bitmaps when generating spupng, faster)
• New: Add support for file split on keyframe (-segmentonkeyonly)
• New: Added WebVTT output from Matroska.
• New: Support for source-specific multicast.
• New: FreeType-based text renderer (-out=spupng with teletext/EIA608).
• New: Upgrade library UTF8proc
• New: Upgrade library win_iconv
• New: Upgrade library zlib
• New: Upgrade library LibPNG
• New: Support for Source-Specific Multicast
• New: Added Travis CI support
• New: Made error messages clearer, less ambiguous
• Fix: Prevent the OCR being initialized more than once (happened on multiprogram and
  PAT changes)
• Fix: Makefiles, build scripts, etc... everything updated and corrected for all
  platforms.
  -Fix: Proper line ending for .srt files from bitmaps.
• Fix: OCR corrections using grayscale before extracting texts.
• Fix: End timestamps in transcripts from DVB.
• Fix: Forcing -noru to cause deduplication in ISDB
• Fix: TS: Skip NULL packets
• Fix: When NAL decoding fails, don't dump the whole decoded thing, limit to 160 bytes.
• Fix: Modify Autoconf scripts to generate tarball for mac from /package_creators/tarball.sh
  and include GUI files in tarball
• Fix: Started work on libGPAC upgrade.
• Fix: DVB subtitle not extracted if there's no display segment
• Fix: Heap corruption in add_ocrtext2str
• Fix: bug that caused -out=spupng sometimes crashes
• Fix: Checks for text before newlines on DVB subtitles
• Fix: OCR issue caused by separated dvb subtitle regions
• Fix: DVB crash on specific condition (!rect->ocr_text)
• Fix: DVB bug (Multiple-line subtitle; Missing last line)
• Fix: --sentencecap for teletext samples
• Fix: Crash when image passed into OCR is empty
• Fix: Temporarily wrapped the Python API, not production ready yet
• Fix: -delay option in DVB

0.85 (2017-01-23)

Do NOT use this version! There is a 0.85b version right below this one

• New: Added FFMPEG 3.0 to Windows build - last one that is XP compatible.
• New: Major improvements in CEA-608 to WebVTT (styles, etc).
• New: Return a non-zero return code if no subtitles are found.
• New: Windows build files updated to Visual Studio 2015, new target platform is 140_xp.
• New: Added basic support of Tesseract 4.0.0.
• New: Added build script for .deb.
• New: Updated -debugdvbsub parameter to get the most relevant DVB traces for debugging.
• New: SMPTE-TT files are now compatible with Adobe Premiere.
• New: Updated libpng.
• New: Added 3rd party (Tracy from archive.org) static linux build script.
• New: Add chapter extraction for MP4 files.
• New: Return code 10 if no captions are found at all.
• Fix: Teletext duplicate lines in certain cases.
• Fix: Improved teletext timing.
• Fix: DVB timing is finally good.
• Fix: A few minor memory leaks.
• Fix: tesseract library file included in mac build command.
• Fix: Bad WTV timings in some cases.
• Fix: Mac build script.
• Fix: Memory optimization in HARDSUBX edit_distance.
• Fix: SubStation Alpha subtitles in bitmap.
• Fix: lept msg severity in linux.
• Fix: SSA, SPUPNG and VTT timing and skipping of subtitles for SAMI and TTML.
• Fix: SMPTE-TT : Added support for font color.
• Fix: SAMI unnecessary empty subtitle when extracting DVB subs.
• Fix: Skip the packet if the adaptation field length is broken.
• Fix: 708 - lots of work done in the decoder. Implementation of more commands. Better timing.