GBM Change Log

All changes since the development start of the Generalised Bitmap Module and the complementing applications are listed below. Only the most recent changes are shown on this page. For older changes please have a look at the Change Log archive

Latest changes:


25-Sep-2010  GBM.DLL 1.70
             * NEW: RAW codec
               - Add support for reading all RAW formats supported by dcraw
                 (includes DNG format)

             * PNG codec:
               - Update to Libpng 1.4.3
               - Integrate APNG extension patch

             GBM command line tools and libs (gbmsize, gbmscale lib)
             * Quality fine tuning of resampling scalers
               - flat colour areas are now preserved to get better quality
             * Performance tuning of resampling scalers
               - Multithreading support (fully dynamic CPU core usage)
               - SSE support for Microsoft, GCC and Open Watcom Compilers

             GBM command line tools and libs (gbmref, gbmmir lib)
             * remove not multithread safe static lookup table
             * some performance improvements

             GBMRX.DLL 1.14
             * Quality fine tuning of resampling scalers
               - flat colour areas are now preserved to get better quality
             * Performance tuning of resampling scalers
               - Multithreading support (fully dynamic CPU core usage)
               - SSE support for Microsoft, GCC and Open Watcom Compilers

             GBMV/GBMV2 1.56, GBM File Dialog 1.56
             * Quality fine tuning of resampling scalers
               - flat colour areas are now preserved to get better quality
             * Performance tuning of resampling scalers
               - Multithreading support (fully dynamic CPU core usage)
               - SSE support for Microsoft, GCC and Open Watcom Compilers

             GBM plugin for Netscape/Mozilla/Firefox/SeaMonkey (NPGBM.DLL version 1.41)
             * First Windows version of the plugin with almost the same features.
               Only the menu bar at the top in FULL mode is missing compared to the
               OS/2 version.
             * Quality fine tuning of resampling scalers
               - flat colour areas are now preserved to get better quality
             * Performance tuning of resampling scalers
               - Multithreading support (fully dynamic CPU core usage)
               - SSE support for Microsoft, GCC and Open Watcom Compilers
             * Some improvements for keyboard handling
               (add shortcuts for popup menus and embedded view)
             * Fix output size shift which lead to slightly distorted drawings
             * Fix wrong size calculation in background rendering of multiple pages
               which causes uneffective prefetching
             * Add multithreaded rendering for improved SMP support

             GBM for Lucide (LUGBM.DLL 1.41)
             * Quality fine tuning of resampling scalers
               (flat colour areas are now preserved to get better quality)
             * Performance tuning of resampling scalers
               - Multithreading support (fully dynamic CPU core usage)
               - SSE support for Microsoft, GCC and Open Watcom Compilers
             * Some minor internal changes on the core classes shared with Mozilla
               plugin for the Windows port
             * Fix output size shift which lead to slightly distorted drawings
             * Fix wrong size calculation in background rendering of multiple pages
               which causes uneffective prefetching