1200dd871aMJ2 codec updated from LibOpenJPEG version 0.97 to LibOpenJPEG version 1. Hence, the MJ2 codec will now take advantage of all the improvements and optimizations done on the LibOpenJPEG library.
Francois-Olivier Devaux
2007-05-10 14:21:09 +0000
f3170bf64ePossibility to choose to apply MCT (multiple component transform) enabled, and new decoding_limit: DECODE_ALL_BUT_PACKETS
Francois-Olivier Devaux
2007-05-10 14:13:30 +0000
7c9dc11e33workarounds for rendering differently sized components
Giuseppe Baruffa
2007-04-27 17:20:26 +0000
2bd0f7b8c4Modification of the openjpeg.h file to avoid and ABI break with v1.1, removed the dangerous #IFDEF JPWL and added tcp_mct in cparameters.
Francois-Olivier Devaux
2007-04-25 17:04:21 +0000
fbc9a5edcbenable/disable decoding in OPJViewer
Giuseppe Baruffa
2007-04-22 22:41:01 +0000
110b54c7c6Fixed Error in tiftoimage(). Modification in convert.c.
Parvatha Elangovan
2007-04-12 10:01:48 +0000
dbd132dca8Accepting "j2c" as format for Encoding and Decoding. Modification in image_to_j2k.c. Modified imagetotif() to read images with signed data. Modification in convert.c.
Parvatha Elangovan
2007-04-10 16:23:48 +0000
0930d9886bfix.h, dwt.c and t1.c optimized. Thanks a lot to Dzonatas <dzonatas at dzonux.net> and Callum Lerwick <seg at haxxed.com> for these great patches !
Francois-Olivier Devaux
2007-04-05 14:24:19 +0000
dd18811600Digital cinema compliance for 4K chosen by "-cinema4K" option. Modification in image_to_j2k.c. Bit rate limitation for each color component. Modification in image_to_j2k.c, t2.c. Modified and tested Progression order change "-POC" option. Modification in image_to_j2k.c, j2k.c, pi.c. Function j2k_check_poc_val() to check for possible loss of packets in case of wrong POC declaration. Modification in j2k.c. Structure T2_MODE. This tells if the t2_encode_packets() is called during Threshold calculation or in Final pass. Modification in j2k.h, tcd.c
Parvatha Elangovan
2007-04-04 13:40:32 +0000
24146a96cfIncluded the license in a distinct file, which allows other projects using OpenJPEG to include it into the built package in a legally unambiguous manner.
Francois-Olivier Devaux
2007-04-04 06:19:26 +0000
7dd3a5bf22OPJViewer should now work under Linux, at least with not big j2k files. Tested under Suse 10.1 64 bit.
Giuseppe Baruffa
2007-03-30 09:27:08 +0000
9ba672366eEnable accepting file names with `-´ symbol .Modification getopt.c Rsiz profile name generation to be STD_RSIZ for profiles which are not DCI compliant.Modification in image_to_j2k.c Renamed convert_progression_order to j2k_convert_progression_order. Modification j2k.c Calculation of number of tile part in each tile in j2k_calculate_tp. Modification j2k.c j2k_setup_encoder to set bit rate limitation for digital cinema compliance with quality option. Modification in j2k.c Equation to check multiple tile precincts. Modification pi.c array size generation of pi->include in pi_initialise_encode().Modification in pi.c Modification in pi_create_encode for tile part generation.Modification in pi.c In tcd_rateallocate a variable stable_threshold which holds the valid threshold value. This is used to avoid error in case of a wrong threshold value in the last iteration. Modification in tcd.c.
Parvatha Elangovan
2007-03-29 14:15:14 +0000
a1fe5809a4Some coding style adaptations for compiling the OPJViewer GUI under Linux. It compiles, but does not yet display images.
Giuseppe Baruffa
2007-03-29 08:27:03 +0000
5a3c1ffe7dFixed an historical bug in t1.c that leaded to the inclusion of useless 0xFF in the codestream. Thanks to Sylvain, Pascal and Parvatha !
Francois-Olivier Devaux
2007-03-28 08:44:21 +0000
144e1ff4e6Following to Hervé's suggestions, all the exit() calls, added by JPWL strict checking in t2.c and j2k.c, have been substituted with (object free'ing + opj_evt_message(EVT_ERROR) + return); added linking to TIFF library in the JPWL VC6 workspaces
Giuseppe Baruffa
2007-03-27 17:18:56 +0000
3f36196dfdImproved parsing in OPJViewer, as well some aesthetic modifications; support for image rendering with bit depths lower than 8 bits; can display an arbitrary frame of an MJ2 file (only in B/W, though); can reload a file; better image resizing capabilities
Giuseppe Baruffa
2007-03-27 12:48:17 +0000
6045158ce6Fixed j2k_prog_order_list[]. Modifications in j2k.c. Fixed t1_decode_cblks. Modifications in t1.c.
Parvatha Elangovan
2007-03-21 13:01:15 +0000
694a173adbAdded feature for generation of tile parts. Modifications in image_to_j2k.c, openjpeg.c, j2k.c, pi.c Added function j2k_write_tlm(),to generate TLM marker for a Digital cinema compliant codestream. Modifications in j2k.c.
Parvatha Elangovan
2007-03-20 17:15:18 +0000
8bc6da2ffaFixed linux makefile, with help from David Fries and Guido
Francois-Olivier Devaux
2007-03-14 07:35:54 +0000
78003a016aAdded option for Digital cinema profile compliant codestream. This can be chosen by "-cinema2K" or "-cinema4K" for a 2K and 4K compliance respectively. The feature for tileparts has not been implemented in this version. Modification in image_to_j2k.c Added the Digital Cinema profiles (CINEMA2K and CINEMA4K) to the list of profiles recognized in the codestream SIZ marker segment. Modification in openjpeg.h,j2k.c Added feature for constant quality within bitrate defined in Digital cinema standards. Modification in tcd.c Modified the method of generation of buffer length. Modification in cio.c
Parvatha Elangovan
2007-03-07 16:04:33 +0000
9e5d0b1a40Modified codec projects (*.dsp) and makefile to include the tiff library (modified codec/image_to_j2k.dsp codec/j2k_to_image.dsp and codec/makefile)
Francois-Olivier Devaux
2007-03-01 16:12:17 +0000
219dd65befCOMP: Fix compilation of executable linking to TIFF lib.
Mathieu Malaterre
2007-03-01 14:39:31 +0000
ba423fe3d0Zoom capability and decoder settings dialog in OPJViewer
Giuseppe Baruffa
2007-03-01 00:01:37 +0000
e2a54d9ac6Modified JPWL libopenjpeg library by directly embedding the JPWL functions
Giuseppe Baruffa
2007-02-28 23:43:37 +0000
44ab0ccf01add an "ifdef WIN32" to "include malloc.h" to be compliant with non-WIN32 platforms.
Antonin Descampe
2007-02-28 15:55:03 +0000
192e46c32fEnabled compression of TIF image format to j2k by tifftoimage() and decompression of codestream to TIF image format using imagetotif(). Modifications in image_to_j2k.c, j2k_to_image.c, convert.c, convert.h
Parvatha Elangovan
2007-02-28 15:31:56 +0000
e5c5d1064efixed a bug in context numerotation that prevented the RESET switch to work correctly : mqc_reset_enc in mqc.c
Antonin Descampe
2007-02-28 14:27:20 +0000
2fb6da8d85Corrected codec Makefile by adding the compilation of "compat/getopt.c"
Francois-Olivier Devaux
2007-02-28 13:56:06 +0000
fd680a1cf0Made get_file_format function more robust. Modifications in image_to_j2k.c, j2k_to_image.c, getopt.c, getopt.h
Parvatha Elangovan
2007-02-27 14:19:09 +0000
313c772f4aAdded the dirent.h file used for opening and reading Directory holding image files. Used in image_to_j2k.c and j2k_to_image.c.
Parvatha Elangovan
2007-02-27 08:54:56 +0000
0781b7d441Option to read images from a Folder whose path is specified in the Input parameters by "-ImgDir" along with output decod format specified by "-OutFor" . Modifications in image_to_j2k.c, j2k_to_image.c, getopt.c, getopt.h Enabling use of multi character input parameters in the codec. Modifications in image_to_j2k.c, j2k_to_image.c, getopt.c, getopt.h
Parvatha Elangovan
2007-02-26 15:40:01 +0000
e6ce7958f2Added makefile for linux build of JPWL module; added newlines at the end of JPWL files
Giuseppe Baruffa
2007-02-23 18:24:49 +0000
d268ea7d6aChanged version number from 1.1.0 to 1.1.1 in openjpeg.h
Francois-Olivier Devaux
2007-02-23 10:48:11 +0000
0eaafe93acAdded Readme file for OPJViewer
Giuseppe Baruffa
2007-02-23 08:59:46 +0000
8a75823eeaFixed a copy-and-paste type assignment error (bool instead of int) in the JPWL section of decoder parameters structure in openjpeg.h; minor type-casting in jpwl_lib.c. As a result, now OPJViewer should run correctly when built against the most current SVN trunk of LibOpenJPEG.lib
Giuseppe Baruffa
2007-02-23 01:23:05 +0000
e841b13166Added the OPJViewer Module (/OPJViewer), developed by Giuseppe Baruffa of the University of Perugia
Francois-Olivier Devaux
2007-02-22 17:05:58 +0000
7cb2194c8eAlgorithmic optimizations in t1.c, thanks to Guido J. !
Francois-Olivier Devaux
2007-02-21 07:57:27 +0000
eac141b69aAdded OPJ_LIMIT_DECODING enabling us to limit the decoding to main header
Francois-Olivier Devaux
2007-02-19 09:59:29 +0000
d084ff59f2David Fries suggestions. In image_to_j2k and j2k_to_image, strncpy() functions: instead of specifying the path size macro, let the compiler read the length out of the array entry.
Francois-Olivier Devaux
2007-02-13 09:00:37 +0000
dcc6f679bcChange file modified. -fPIC flag used for 64-bit compilation. Move operation (rather than copy) for the dist library creation, and -p flag added.
Francois-Olivier Devaux
2007-02-13 08:49:00 +0000
3f5e8eb92bExtra tokens at the end of #endif directive corrected in openjpeg.c, j2k.c and image_to_j2k.c -> no more warnings in linux compilation
Francois-Olivier Devaux
2007-01-31 15:19:54 +0000
16879e20ecLinux Makefile for the codec added
Francois-Olivier Devaux
2007-01-31 14:58:22 +0000
b700cd9101Linux Makefile for the codec added
Francois-Olivier Devaux
2007-01-31 14:57:26 +0000
a6d7377213Use of OPJ_PATH_LEN (defined as 4096) to be the maximum allowed size for filenames instead of MAX_PATH which is not always defined. This caused some programs using OpenJPEG to crash. Modifications in openjpeg.h j2k_to_image.c and image_to_j2k.c
Francois-Olivier Devaux
2007-01-30 10:51:29 +0000
d48feb45fcCorrection of the syntax usage (line 36)
Francois-Olivier Devaux
2007-01-30 10:43:56 +0000
b5c8558934! [FOD] Modification in the context numbers, to reflect what has been specified in standard, in libopenjpeg/t1.h
Francois-Olivier Devaux
2007-01-23 11:43:21 +0000
521b9bef33Modification of the context numbers, to reflect what has been specified in standard.
Francois-Olivier Devaux
2007-01-23 11:41:16 +0000
ef560f19a3JP2 module: Tests during encoding if the number of components respects the JPEG 2000 standard.
Francois-Olivier Devaux
2007-01-03 15:41:50 +0000
6b9d244449Definition of USE_JPWL in doxygen file for building the corresponding documentation on JPWL module; creation of README file in JPWL directory
Giuseppe Baruffa
2006-12-13 11:50:24 +0000
2b3947e8a8MJ2 codec restructuration. Created MJ2_codec directory and moved MJ2 codec files to this directory, created libopenjpeg_097 directory and moved libopenjpeg files version 0.97 to this directory
Francois-Olivier Devaux
2006-12-08 17:09:39 +0000
1c43ca006dMJ2 codec restructuration. Created libopenjpeg_097 directory and moved libopenjpeg files version 0.97 to this directory
Francois-Olivier Devaux
2006-12-08 17:07:44 +0000
bc145d8dc8MJ2 codec restructuration. Created MJ2_codec directory and moved M2 codec files to this directory
Francois-Olivier Devaux
2006-12-08 17:04:31 +0000
76ee6b8441+ Antonin verified that the MacOS build of JPWL module suffered from a missing definition of the "min" macro; I've added this into both jpwl.h and rs.h
Giuseppe Baruffa
2006-12-07 18:46:28 +0000
3adfd18602* Better fix of the TPH EPBs bug in JPWL module * Fixed the UEP bug in JPWL module + Added some lines in the help of JPWL_image_to_j2k
Giuseppe Baruffa
2006-12-05 18:20:04 +0000
9e42842bb5Bug fix explanation
Giuseppe Baruffa
2006-12-04 17:26:16 +0000
9eaaf55f7aFixed the following bug: - when using -W h,h0 the EPBs in TPHs always get a "not latest in current header" signature, even if they are really the latest.
Giuseppe Baruffa
2006-12-04 15:28:48 +0000
dc069254c3Changes for 4th of December 2006 (bis)
Francois-Olivier Devaux
2006-12-04 15:22:25 +0000
b97f88bf7eChanges for 4th of December 2006
Francois-Olivier Devaux
2006-12-04 15:18:47 +0000
2c03b73dffFirst integration of JPWL code
Francois-Olivier Devaux
2006-12-04 14:59:33 +0000