shithub: jbig2

34abc7a9 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2006/02/17 15:25

Update my email address; artofcode.com no longer works.

3753ca9c – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/12/18 13:12

Correct an invalid return value. Thanks to Leonardo for pointing this

d94bdb63 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/12/05 20:50

Update changelog.

a9d42d06 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/12/05 20:47

The SBDSOFFSET field is a *signed* 5 bit integer, so we need to sign

994516f6 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/12/05 18:39

Add -DJBIG2_DEBUG to the default scons build.

49d3aed4 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/12/03 02:26

Fix data for Huffman table B.12.

49519f4c – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/12/02 22:35

Correct an operator precedence bug that was corrupting reading of uncompressed

0d020e4f – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/12/01 18:56

Promote artimetic debug printout code to JBIG2_DECODE_ARITH from

391a059a – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/12/01 16:52

Handle immediate lossless generic regions the same as immediate generic

b7890048 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/09/01 00:13

Some minor corrections and bug fixes.

6a998859 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/08/31 12:41

Make a Jbig2WordStream return zeros past the end of the defined

8acccc58 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/08/29 22:05

Fix some small bugs and add additional error checking to the

e2ff5e37 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/08/27 20:10

Comment clean-up.

d23b5e5b – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/08/25 04:14

Work-in-progress commit of huffman text region support. Fix a number

d2d97abc – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/08/23 02:09

Work-in-progress commit of huffman text region support. Initial implemetation of symbol id huffman

a0531af8 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/08/17 16:03

Hack around the lack of subtree support in jbig2_huffman_table_build()

5bbd972e – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/08/16 19:57

Work-in-progress commit. Partial implementation of Huffman text region

d22a2ed8 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/08/16 17:41

Copy out the collective bitmap symbols for huffman symbol dictionaries.

3c04507a – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/08/16 17:16

Implement reading an uncompressed collective symbol bitmap.

338f0fbd – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/08/16 16:38

Remove huffman debugging printouts. Preserve the state dump functions

df910b6f – ray <ray@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/08/16 16:20

Fix for shift right 32 bits of unsigned int being treated as shift right 0.

720e508d – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/08/04 03:05

Work-in-progress commit of halftone dictionary implementation. This

3fb9f080 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/08/04 03:03

bstract the GB_stats size calculation into a function.

45a5c573 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/07/27 20:59

Warning cleanup. Implement an unoptimized version of the REPLACE image

9d9c7e26 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/07/27 19:55

Some code cleanup. Remember the external combination op for region

dcb83f94 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/07/27 19:49

Fix an off-by-one in reading the SBDEFPIXEL and SBCOMBOP fields of

4a8c95e3 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/07/27 13:29

Commit an off-by-one fix from Alex Cherepanov related to bug 688244.

0d128dbe – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/07/27 04:29

Work in progress commit of huffman support. This version is still buggy and

4cc11bea – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/07/13 12:51

Work-in-progress check in of huffman symbol dictionary support.

1b6a01e6 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/07/13 12:28

Move a repeated calculation out of a loop.

46ff1e62 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/06/20 07:09

Minor cleanup of unimplemented huffman sections.

1eb7ae73 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/06/19 10:16

Properly initialize the decode result field of the segment header struct

84de6377 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/06/15 10:09

Fail on fatal symbol dict decoding errors.

e5bdc75c – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/06/08 10:23

Add support for striped page decode. We still return a full

d954b0f1 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/06/08 10:23

Work in progress commit to support huffman text regions. Parse

b28d531e – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/06/08 10:20

Implement remaining standard huffman tables.

2ff386d4 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/06/08 10:19

Turn on -Wall when compiling with gcc.

0a9dae0a – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/05/23 23:49

Update the arith and huffman tests to run with the new code. We now

d78f4fba – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/05/17 20:42

Attempt to hook the self tests into the scons build. This is supposed

cc3a563e – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/05/11 03:14

Export the pre-defined huffman tables for external use.

34b95add – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/05/02 22:27

Allocate a huffman decoder for symbol dictionaries that require it.

67a0de3a – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/05/02 22:25

Update the huffman decoder interface.

1e2d6ead – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/05/02 21:10

Re enable the huffman and arithmetic coder unit tests.

7fa4382f – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/05/02 16:49

Alter our portability fallback implementation of memcmp() to properly return

65885f28 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/04/28 00:44

Add the changelog to the distribution.

40379d7c – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/04/28 00:37

Add experimental scons build file.

0c358eca – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/04/28 00:36

Fix implicit cast warnings from MSVC. Bug 687988.

26c310ef – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/04/28 00:35

Bump the version number for new development work.

b67e1875 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/04/28 00:31

Update version and changelog for the 0.8 release.

c49714a0 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/04/06 14:14

Add an explicit cast to quiet a warning on MSVC. Bug 687988.

2561fd5c – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/04/05 20:29

Add a cast to in checking a range against an unsigned value.

cf7b160a – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/04/05 19:40

Minor comment cleanup.

c5393dfc – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/04/05 19:39

dd a missing break; in the segment release dispatch. Release of symbol

c04c341b – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/01/19 14:31

#ifdef out the cygwin stdint-from-sys/types fixup. Newer cygwin seems to provide

fdc9d09b – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/01/04 02:05

Correct some memory leaks in text region decoding: properly free arith

3cf2d67f – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/01/04 02:04

Correctly free the (dynamic) glyph array when freeing a symbol

ad0de343 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/01/04 00:17

Also correctly free the integer arith coding contexts in symbol

bff29a59 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/01/04 00:07

Properly free the arith and word stream states in symbol dictionary decoding.

81b74674 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/01/03 23:53

Properly free some segment results when the segment header structures

304420e1 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/01/03 23:41

Properly free tag and value strings from inside the metadata struct. We

e641718f – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/01/03 23:40

Minor cleanup: remove an unnecessary check before releasing an immediate

e3a50c85 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/01/03 19:53

Properly free arithmetic coding and word stream states after region

de271483 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/01/03 19:34

Properly free the decoded page image array on context free.

f72323e4 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2005/01/03 19:32

Simplify the ubc teststream hashes.

eb7f4606 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/23 07:53

Properly mask the last row byte in the shift == 0 compositor

99672eb6 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/23 07:07

update changelog.

6f0b0d18 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/23 06:54

Implement a slow general fallback for image compositing. This adds

7d9a6439 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/22 04:34

Clarify variable references to better match the spec.

b62aa9dd – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/21 20:36

Trivial whitespace fix.

afe3a66d – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/21 17:59

replace individual memset calls for clearing images with a new

d264e8da – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/20 20:05

Initialize the initial text region segment bitmap to zero.

50493055 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/20 19:35

Re-assign the return value of jbig2_realloc() when growning the page

28e7ac27 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/13 15:00

Fix and error return. The normal 'return jbig2_error(ctx, JBIG2_SEVERITY_FATAL,...)'

a065bcb4 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/08 17:49

Bump version number post-release, and correct a CHANGES typo.

afc8acb7 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/08 16:00

Set the release date.

0577ac1d – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/08 15:49

Error if the symbol id indicated for refinement in a refagg symbol

0aa9e029 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/06 20:37

Bump the version number for release.

422bfff0 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/06 20:23

Add jbig2_refinement.c to the Jam and MSVC builds.

389ea3e6 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/06 00:37

Code cleanup. The refinement region decode procedures use a 'GR' prefix

65b51e72 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/06 00:36

Correct the test for the nominal generic region template 0 AT pixel

5bbe1205 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/04 23:15

Update the changelog

801c41b1 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/04 23:15

Add an unoptimized generic decoder for generic region template 0. We now

2b617919 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/04 22:48

Add a generic but unoptimized handler for generic region arithmetic

b8fc23e4 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/03 21:29

Implement non-standard AT positions in the unoptimized version

42c0312c – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/03 21:24

The gbat and grat content pixel offset arrays are signed.

91496de8 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/03 12:04

Remove the reference image debug dump.

c51afb6c – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/03 12:03

#ifdef protect a debug image dump.

8a905008 – raph <raph@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/03 01:55

Implement text refinement regions (SBREFINE = 1 in text segments).

74eba6a7 – raph <raph@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/01 17:19

Implements IAID procedure for decoding reference symbol id's in symbol

a4d66009 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/01 14:50

Use the correct definition of the SDREFAGG flag to switch GR_stats allocation.

804b91c4 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/01 14:45

Correct a typo, and switch allocation of GR_stats on SDREFAGG instead of SDRTEMPLATE.

d89f78a5 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/01 14:40

Trial implementation of separate GR_stats for refinement arithmetic coding.

d489de65 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/01 14:26

Zero the sdrat values if they are not going to be used. Avoids a UMR in a later debug message.

ccb4bbff – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/01 13:51

Fix an error in REFAGG decoding, and properly warn that REFAGGNINST > 1 isn't yes implemented.

f2bc04b3 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/01 13:50

Update changelog with recent new features.

8291bc31 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/12/01 13:21

Protect the refinement region debug output with an #ifdef.

b588b1a9 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/11/24 14:35

Implement an unoptimized version of refinement region template 0.

ccd60228 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/11/24 14:29

Invert the check for refinement region movable template

c3f6e30d – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/11/24 14:26

Rename the refinement region typical prediction flag

a01d4e48 – giles <giles@ded80894-8fb9-0310-811b-c03f3676ab4d> authored on 2004/11/24 12:52

Correct the size of the GB_stats allocation for the refinement