Ximagic Quantizer

TODO

• Cancel/Progress in Riemersma
• Threshold dithering with matrix by channel.
• Allow configurable error diffusion dithering.
• Include Stevenson Arce dithering.
• Priority Support PSP command sequence
• Priority Version for Mac (Intel).

Changelog

v 2.12.1 03-Mar-2010

• Resized dialog window

v 2.12.0 02-Mar-2010

• Added version for 64-bit plugin hosts (Photoshop CS4-64 and compatibles).

v 2.11.0 10-Feb-2010

• Suppressed msi and exe installers.

v 2.11.0 02-Feb-2010

• Added support for 16 bit per channel images (preview still 8 bits)
• Selection mask applied in preview

v 2.10.4 25-Jan-2010

• Patch - Right align of numbers
• Patch - Reading inexistent parameters from xml don't get default value.

v 2.10.3 25-Jan-2010

• Added tooltips to some fields
• Added support for Chasys Draw
• Changed calculated threshold back to spin.
• Some guards against buggy hosts (hostsProcs, copy alpha, copy on cancel, displayPixels)

v 2.10.2 23-Jan-2010

• Added support for Vicman Photo Editor
• Patch - Textual editing don't reset preview
• Patch - Combo calculated threshold W and H very short in w2K style

v 2.10.1 22-Jan-2010

• Disable user threshold radio/delete/choice when there are not user thresholds.
• Patch - Allow textual input in zoom

v 2.10.0 22-Jan-2010

• Enabled textual input of values.
• Patch - Tab order corrected.
• Patch - Changed configuration directory to standard place CSIDL_APPDATA. (stored parameters/user thresholds will be lost).
• Patch - Removed close button in title bar of load threshold window.
• Patch - Threshold load should not be included in history.
• Patch - Removed userenv.dll and version.dll dependencies.

v 2.9.0 13-Jan-2010

• Parameter storage moved from windows registry to xml file. (stored parameters/user thresholds will be lost)
• Added compatibility with windows 95/98/ME.
• Patch - Added compatibility with Fireworks 2004 MX (with issue: always recalculate when OK pressed).
• Patch - Added compatibility with Xara X1.
• Added validation when reading stored/script parameters.

v 2.8.1 07-Jan-2010

• Patch - Don't apply quantization and error dithering where palette is not fixed and requested colors <= existing colors
  (Some methods give wrong results or crash when requested colors <= existing colors)
• Patch - K-Means could crash when existing colors < 499
• Patch - Progress dialog should not be resizable

v 2.8.0 05-Jan-2010

• Added support for Photoshop actions and batch operations
• Corrected bug in progress display

v 2.7.2 14-Dec-2009

• GIMP patch - failures when using selection masks.
• Preview Patch - Images smaller than preview window fails when using zoom

v 2.7.1 28-Aug-2009

• Solved bug in spin controls with editable buddy

v 2.7.0 26-Aug-2009

• Added preview zoom
• Solved bug in spin controls (wrong value after arrow change)
• Solved bug in reset parameters (in scroll bars)

v 2.6.4 15-Aug-2009

• Solved 2 bugs in calculated thresholds.

v 2.6.3 31-Jul-2009

• Added confirm dialog to user defined threshold delete.
• Solved bug in user defined threshold.

v 2.6.2 30-Jul-2009

• Solved crash in NeuQuant when image has too few pixels.
• Solved bug in delete of user defined dithers (don't delete).
• Synchronized preview with scrollbars.
• Changed predefined ordered dither names.

v 2.6.1 10-Jul-2009

• Internal progress bars change.
• Changed version numbering

v 2.60 09-Jul-2009

• Added cancel/progress dialog.
• Avoided recalculation on OK when preview is valid.
• Show RMSE on preview.
• Memory management changes.
• Performance enhancements in Binary Split (time -75%) and K-Means (time -90%).
• Change in NeuQuant. Now gives better results when colors are not 256.
• Small improvements in results (measured with RMSE).

v 2.50 25-Jun-2009

• Preparing for MP version
• Changed installation method

v 2.45 10-Jun-2009

• Memory management patches
• Testing with PhotoPerfect/FixFoto 2.92

v 2.44 05-Jun-2009

• Change to make it work with Photobie

v 2.43 04-Jun-2009

• Patch in preview code.

v 2.42 04-Jun-2009

• UI Clean preview when configuration changes.
• UI Disable Threshold Dither/Quantizer/Error dither controls according to check buttons.

v 2.41 27-May-2009

• Patches in preview display.

v 2.40 26-May-2009

• Added preview
• Catch memory allocation failures
• Memory and speed enhancements
• Dialog closing delayed to end of processing.

v 2.30 14-May-2009

• New GrayDither plugin
• Removed DBS processing and 1 bit palette

v 2.24 11-May-2009

• Solved gamma/conversion bug in DBS

v 2.23 10-May-2009

• Solved bug in DBS method
• Solved bug in Riemersma method

v 2.22 10-May-2009

• Solved UI bug

v 2.21 10-May-2009

• Added 3 algorithms for Calculated Ordered Dither (experimental)

v 2.20 08-May-2009

• Added Calculated Ordered Dither (experimental)

v 2.13 07-May-2009

• Solved bug in random dithering

v 2.12 06-May-2009

• Maximum user threshold size is 262144 pixels due to windows registry limits
• Solved bug in threshold load from file

v 2.11 06-May-2009

• Some changes in user threshold loading UI

v 2.10 06-May-2009

• Added user threshold load from image

v 2.00 05-May-2009

• Added Configurable Threshold Dithering
• Patched Threshold pattern 'Halftone orthogonal 16x16'
• Patched Threshold pattern 'Threshold'

v 1.90 01-May-2009

• Added random dither
• Added Direct Binary Search (DBS)

v 1.83 30-April-2009

• Changed step in Error diffusion from 10 to 5
• Added ordered dither diagonal 5x5

v 1.82 29-April-2009

• Solved bug in fixed palette quantization, previously it fails when used with YCbCr

v 1.81 29-April-2009

• Added Queue size for Space filling curve dithering
• Solved bug in % error propagation for Riemersma
• Solved bug in masked image processing

v 1.80 29-April-2009

• Added Ulichney dither.
• Added Serpentine scan option.

v 1.71 27-April-2009

• Enhanced Riemersma dither

v 1.70 27-April-2009

• Added fixed palette quantization (including 1 bit)
• Solved bug in Error dither with arrays

v 1.63 23-April-2009

• Patched alpha channels process

v 1.62 23-April-2009

• Corrected valid image modes.

v 1.61 21-April-2009

• Solved UI bug.

v 1.60 17-April-2009

• New popularity algorithm implementation, the old one was wrong.

v 1.51 16-April-2009

• Patched combo problem in windows XP

v 1.50 16-April-2009

• Changed ordered dithering and added new options, including halftoning. Added reset parameters button. Added some usage instructions and more result samples.

v 1.42 10-Mar-2009

• Solved registry bug in windows 2000/XP .

v 1.41 10-Mar-2009

• Enabled storing parameters in GIMP.

v 1.40 09-Mar-2009

• Parameters stored in windows registry instead of Photoshop registry.

v 1.31 16-Feb-2009

• File renamed to XiQuantizer.8bf.

v 1.30 09-Feb-2009

• Enhanced SColorQ, reduction 50%-40% runtime

v 1.21 02-Feb-2009

• Change in YCbCr conversion.

v 1.20 02-Feb-2009

• Added colorspace selection.

v 1.10 01-Feb-2009

• Added Spatial Color Quantization.

v 1.01 29-Jan-2009

• Added compatibility with GIMP

v 1.00 03-Nov-2008

• Initial version.