diff --git a/ChangeLog b/ChangeLog index 655e5abb7..f15b34510 100644 --- a/ChangeLog +++ b/ChangeLog @@ -2607,2345 +2607,10 @@ src/smooth/ftspic.h, src/truetype/ttpic.c, src/truetype/ttpic.h: Removed. -2018-05-01 Werner Lemberg - - * Version 2.9.1 released. - ========================= - - - Tag sources with `VER-2-9-1'. - - * docs/VERSION.TXT: Add entry for version 2.9.1. - * docs/CHANGES: Updated. - - * README, Jamfile (RefDoc), builds/windows/vc2005/freetype.vcproj, - src/base/ftver.rc, builds/windows/vc2005/index.html, - builds/windows/vc2008/freetype.vcproj, - builds/windows/vc2008/index.html, - builds/windows/vc2010/freetype.vcxproj, - builds/windows/vc2010/index.html, - builds/windows/visualc/freetype.dsp, - builds/windows/visualc/freetype.vcproj, - builds/windows/visualc/index.html, - builds/windows/visualce/freetype.dsp, - builds/windows/visualce/freetype.vcproj, - builds/windows/visualce/index.html, - builds/wince/vc2005-ce/freetype.vcproj, - builds/wince/vc2005-ce/index.html, - builds/wince/vc2008-ce/freetype.vcproj, - builds/wince/vc2008-ce/index.html: s/2.9/2.9.1/, s/29/291/. - - * include/freetype/freetype.h (FREETYPE_PATCH): Set to 1. - - * builds/unix/configure.raw (version_info): Set to 22:1:16. - * CMakeLists.txt (VERSION_PATCH): Set to 1. - - * include/freetype/ftgasp.h: Use FT_BEGIN_HEADER and FT_END_HEADER. - -2018-04-26 Werner Lemberg - - Another fix for handling invalid format 2 cmaps. - - Sigh. - - Reported as - - https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=8003 - - * src/sfnt/ttcmap.c (tt_cmap2_char_next): Adjust condition to avoid - an endless loop. - -2018-04-24 Ben Wagner - - [base] Avoid undefined behaviour in lcd filtering code (#53727). - - * src/base/ftlcdfil.c (ft_lcd_filter_fir, _ft_lcd_filter_legacy): - Ensure `height > 0'. - -2018-04-22 Werner Lemberg - - * src/base/ftoutln.c (FT_Outline_Decompose): Improve error tracing. - -2018-04-22 Alexei Podtelezhnikov - - [base] Fix bitmap emboldening. - - Bug introduced after release 2.8. - - * src/base/ftbitmap.c (ft_bitmap_assure_buffer): We use - `FT_QALLOC_MULT', which doesn't zero out the buffer. Adjust the - bitmap copying code to take care of this fact. - -2018-04-22 Werner Lemberg - - Another fix for handling invalid format 2 cmaps. - - The previous commit was incomplete. - - Reported as - - https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=7928 - - * src/sfnt/ttcmap.c (tt_cmap2_char_next): Adjust condition to avoid - an endless loop. - -2018-04-19 Werner Lemberg - - Fix handling of invalid format 2 cmaps. - - The problem was introduced after the last release. - - Reported as - - https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=7828 - - * src/sfnt/ttcmap.c (tt_cmap2_char_next): Avoid endless loop. - -2018-04-17 Werner Lemberg - - [truetype] Integer overflow issues. - - Reported as - - https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=7739 - - * src/truetype/ttinterp.c (Ins_CEILING): Use FT_PIX_CEIL_LONG. - -2018-04-16 Werner Lemberg - - [truetype] Integer overflow issues. - - Reported as - - https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=7718 - - * src/truetype/ttinterp.c (Ins_MIRP): Use ADD_LONG. - -2018-04-15 Alexei Podtelezhnikov - - [build] Use `info' function of make 3.81. - - * configure, docs/INSTALL, docs/INSTALL.CROSS, docs/INSTALL.GNU, - docs/INSTALL.UNIX, docs/MAKEPP: Bump make version requirements. - - * builds/detect.mk (std_setup): Replace `echo' with `info'. - (dos_setup): Removed. - * builds/unix/install.mk, builds/modules.mk, builds/dos/detect.mk, - builds/windows/detect.mk, builds/os2/detect.mk: Updated. - * builds/newline: No longer needed. - -2018-04-15 Werner Lemberg - - [truetype]: Limit `SLOOP' bytecode argument to 16 bits. - - This fixes - - https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=7707 - - * src/truetype/ttinterp.c (Ins_SLOOP): Do it. - -2018-04-14 Werner Lemberg - - [truetype] Integer overflow issues. - - Reported as - - https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=7652 - - * src/truetype/ttinterp.c (Ins_MDAP): Use SUB_LONG. - -2018-04-14 Werner Lemberg - - [autofit] Update to Unicode 11.0.0. - - But no support new scripts (volunteers welcomed). - - * src/autofit/afranges.c (af_arab_nonbase_uniranges, - af_beng_nonbase_uniranges, af_cakm_nonbase_uniranges, - af_deva_nonbase_uniranges, af_geor_uniranges, - af_gujr_nonbase_uniranges, af_mlym_nonbase_uniranges, - af_nkoo_nonbase_uniranges, af_telu_nonbase_uniranges, - af_hani_uniranges): Add new data. - -2018-04-10 Nikolaus Waxweiler - - * CMakeLists.txt, builds/cmake/FindHarfBuzz.cmake: Extensive - modernization measures. - - This brings up the minimum required CMake version to 2.8.12. - - The installation paths follow the GNU defaults now, e.g. installing on a - 64 bit host will place binaries into the lib64/ folder on e.g. Fedora. - - Symbols are hidden by default (e.g. `-fvisibility=hidden' on GCC). - - CMake will no longer look for a C++ compiler. - - Library and .so version now match the Autotools build. - - Comments in the build file and informational messages now use platform - agnostic example commands. - - ftoption.h and ftconfig.h are written directly without a redundant `-new' - copy. - - External dependencies are expressed as option()s and will turn up as such - in cmake-gui. - - Internal: Properties such as dependencies and include directories are now - privately set on the freetype library instead of globally. - - The CPack definitions have been cleaned up, the `make dist' has been - removed. Source packages generated with CPack don't contain Autotools - files and aren't used by the maintainers anyway. - - On Windows, src/base/ftver.rc is compiled to decorate the library with - version and copyright information. - - A pkg-config file is now generated and installed. - -2018-04-09 Werner Lemberg - - [truetype] Integer overflow issues. - - Reported as - - https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=7453 - - * src/truetype/ttinterp.c (Round_Super, Round_Super_45): Use - ADD_LONG and SUB_LONG. - -2018-04-06 Alexei Podtelezhnikov - - [windows, wince] Clean up legacy project files. - - * builds/wince/vc2005-ce/freetype.vcproj, - builds/wince/vc2008-ce/freetype.vcproj, - builds/windows/vc2005/freetype.vcproj, - builds/windows/vc2008/freetype.vcproj, - builds/windows/visualce/freetype.vcproj, - builds/windows/visualce/freetype.dsp, - builds/windows/visualc/freetype.vcproj, - builds/windows/visualc/freetype.dsp: Remove per-file compile flags. - -2018-04-04 Werner Lemberg - - [cff, type1] Sanitize `BlueFuzz' and `BlueShift'. - - Reported as - - https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=7371 - - * src/cff/cffload.c (cff_load_private_dict): Sanitize - `priv->blue_shift' and `priv->blue_fuzz' to avoid overflows later - on. - - * src/type1/t1load.c (T1_Open_Face): Ditto. - -2018-04-04 Ben Wagner - - * src/truetype/ttobjs.c (trick_names): Add 3 tricky fonts (#53554), - `DFHei-Md-HK-BF', `DFKaiShu-Md-HK-BF' and `DFMing-Bd-HK-BF'. - (tt_check_trickyness_sfnt_ids): Add checksums for 3 tricky fonts - in above. - -2018-04-01 Werner Lemberg - - * builds/toplevel.mk (work): Use $(SEP). - - This fixes the `make refdoc' using Cygwin: $(CAT) is `type' on this - platform, and this program only understands backslashes in paths. - - Reported by Nikhil Ramakrishnan . - -2018-03-30 Werner Lemberg - - [truetype] Fix memory leak (only if tracing is on). - - * src/truetype/ttgxvar.c (TT_Get_MM_Var) [FT_DEBUG_LEVEL_TRACE}: Fix - it. - -2018-03-23 Ben Wagner - - [sfnt] Correctly handle missing bitmaps in sbix format (#53404). - - * src/sfnt/ttfsbit.c (tt_face_load_sbix_image): Fix return value. - -2018-03-23 Ben Wagner - - [truetype] Fix advance of empty glyphs in bitmap fonts (#53393). - - * src/truetype/ttgload.c (TT_Load_Glyph): Apply scaling to metrics - for empty bitmaps. - -2018-03-22 Werner Lemberg - - Remove `ftlcdfil.c' and `ftfntfmt.c' from build files (#53415). - - builds/amiga/makefile, builds/amiga/makefile.os4, - builds/amiga/smakefile, builds/mac/FreeType.m68k_cfm.make.txt, - builds/mac/FreeType.m68k_far.make.txt, - builds/mac/FreeType.ppc_carbon.make.txt, - builds/mac/FreeType.ppc_classic.make.txt, - builds/symbian/freetype.mmp, builds/wince/vc2005-ce/freetype.vcproj, - builds/wince/vc2008-ce/freetype.vcproj, - builds/windows/vc2005/freetype.vcproj, - builds/windows/vc2008/freetype.vcproj, - builds/windows/vc2010/freetype.vcxproj, - builds/windows/vc2010/freetype.vcxproj.filters, - builds/windows/visualc/freetype.dsp, - builds/windows/visualc/freetype.vcproj, - builds/windows/visualce/freetype.dsp, - builds/windows/visualce/freetype.vcproj, vms_make.com: Do it. - -2018-03-13 Werner Lemberg - - * src/sfnt/ttcmap.c (tt_cmap2_validate): Fix potential numeric - overflow. - -2018-03-13 Werner Lemberg - - Fix cmap format 2 handling (#53320). - - The patch introduced for #52646 was not correct. - - * src/sfnt/ttcmap.c (tt_cmap2_char_next): Adjust condition. - -2018-03-10 Nikolaus Waxweiler - - * CMakeLists.txt (BASE_SRCS): Update to changes from 2018-03-05. - -2018-03-09 Chun-wei Fan - - * CMakeLists.txt [win32]: Allow MSVC DLL builds (#53287). - - Do not limit DLL builds to MinGW, since we already have - `__declspec(dllexport)' directives in `ftconfig.h'. - Also suppress more warnings for POSIX functions. - -2018-03-08 Hugh McMaster - - Make installation of `freetype-config' optional (#53093). - - * builds/unix/configure.raw: Add option `--enable-freetype-config' - and set `INSTALL_FT2_CONFIG'. - * builds/unix/unix-def.in (INSTALL_FT2_CONFIG): Define. - * builds/unix/install.mk (install): Handle it. - -2018-03-05 Werner Lemberg - - Make `ftlcdfil.c' part of the `base' module. - - `ftobjs.c' needs `ft_lcd_padding'. - - Problem reported by duhuanpeng <548708880@qq.com>. - - * modules.cfg (BASE_EXTENSIONS): Don't include `ftlcdfil.c'. - - * src/base/ftbase.c: Include `ftlcdfil.c'. - * src/base/rules.mk (BASE_SRC): Add `ftlcdfil.c'. - * src/base/Jamfile (_sources): Adjusted. - - * docs/INSTALL.ANY: Updated. - -2018-03-05 Werner Lemberg - - Make `ftfntfmt.c' part of the `base' module. - - `ftobjs.c' needs `FT_Get_Font_Format'. - - Problem reported by duhuanpeng <548708880@qq.com>. - - * modules.cfg (BASE_EXTENSIONS): Don't include `ftfntfmt.c'. - - * src/base/ftbase.c: Include `ftfntfmt.c'. - * src/base/rules.mk (BASE_SRC): Add `ftfntfmt.c'. - * src/base/Jamfile (_sources): Adjusted. - - * docs/INSTALL.ANY: Updated. - -2018-03-01 Werner Lemberg - - * src/truetype/ttinterp.c (TT_RunIns): Fix tracing arguments. - -2018-02-23 Werner Lemberg - - * builds/unix/configure.raw: Need HarfBuzz 1.3.0 or newer. - - Problem reported by Alan Coopersmith . - -2018-02-17 Werner Lemberg - - [sfnt] Prefer `CBDT'/`CBLC' over `glyf' table (#53154). - -2018-02-06 Werner Lemberg - - [truetype] Integer overflow issues. - - Reported as - - https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=6027 - - * src/truetype/ttinterp.c (Ins_MSIRP, Ins_MIAP, Ins_MIRP): Use - SUB_LONG; avoid FT_ABS. - -2018-02-04 Alexei Podtelezhnikov - - [unix] Use -fvisibility=hidden. - - It is now widely recommended that ELF shared libraries hide symbols - except those with explicit __attribute__((visibility("default"))). - This is supported by all major compilers and should rather be an - option in libtool. - - * builds/unix/configure.raw: Add -fvisibility=hidden to CFLAGS. - * builds/unix/ftconfig.in, builds/vms/ftconfig.h, - include/freetype/config/ftconfig.h (FT_EXPORT): Use visibility - attribute. - -2018-01-27 Werner Lemberg - - [truetype] Better protection against invalid VF data. - - Reported as - - https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5739 - - Bug introduced in commit 08cd62deedefe217f2ea50e392923ce8b5bc7ac7. - - * src/truetype/ttgxvar.c (TT_Set_Var_Design): Always initialize - `normalizedcoords'. - -2018-01-27 Werner Lemberg - - * src/truetype/ttinterp.c (Ins_GETVARIATION): Avoid NULL reference. - - Reported as - - https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5736 - -2018-01-27 Werner Lemberg - - * src/truetype/ttgxvar.c (tt_set_mm_blend): Minor. - -2018-01-27 Werner Lemberg - - [truetype] Better trace VF instances. - - * src/truetype/ttgxvar.c (ft_var_to_normalized): Don't emit number - of coordinates. - (TT_Get_MM_Var): Trace instance indices names. - (TT_Set_Var_Design): Updated. - -2018-01-27 Werner Lemberg - - [truetype] Beautify tracing of VF axis records. - - * src/truetype/ttgxvar.c (TT_Get_MM_Var): Show axis records in a - table-like manner. - -2018-01-26 Ben Wagner - - [truetype] Fix multiple calls of `FT_Get_MM_Var' (#52955). - - * src/truetype/ttgxvar.c (TT_Get_MM_Var): Set - `face->blend->num_axis' in case we have to initialize the - `face->blend'. - -2018-01-23 Alexei Podtelezhnikov - - [apinames] Anonymous version map for GNU linker. - - * src/tools/apinames.c (PROGRAM_VERSION): Set to 0.3. - (OutputFormat): Add `OUTPUT_GNU_VERMAP'. - (names_dump): Handle it. - (usage): Updated. - (main): Handle new command line flag `-wL'. - -2018-01-21 Alexei Podtelezhnikov - - [unix] Call libtool to clean up. - - * builds/unix/install.mk (clean_project_unix, distclean_project_unix): - Use libtool. - * builds/freetype.mk: Minor. - -2018-01-18 Alexei Podtelezhnikov - - * src/base/ftver.rc: Fix mingw-w64 compilation. - -2018-01-18 Alexei Podtelezhnikov - - [build] Enable VERSIONINFO resource for Cygwin/MinGW. - - * builds/unix/configure.raw: Check for resource compiler. - * builds/unix/unix-cc.in: Conditionally set up resource compiler. - * builds/freetype.mk: Add conditional rule for `ftver.rc'. - * src/base/ftver.rc: Copyright notice and year update. - -2018-01-18 Alexei Podtelezhnikov - - [build] Move VERSIONINFO resource. - - * builds/windows/vc2010/freetype.vcxproj: Updated. - * builds/windows/ftver.rc: Move file from here... - * src/base/ftver.rc: ... to here. - -2018-01-12 Alexei Podtelezhnikov - - [build] Expand dllexport/dllimport to Cygwin/MinGW. - - * include/freetype/config/ftconfig.h: Respect DLL_EXPORT, - s/_MSC_VER/_WIN32/. - * builds/unix/ftconfig.in: Replicate here. - * builds/vms/ftconfig.h: Replicate here. - -2018-01-12 Alexei Podtelezhnikov - - [build] Improve and document MSVC build. - - * include/freetype/config/ftconfig.h: Guard dllexport/dllimport - attributes with _DLL and FT2_DLLIMPORT. - * builds/windows/vc2010/index.html: Update documentation. - -2018-01-10 Steve Robinson - - * CMakeLists.txt [win32]: Suppress warnings for POSIX functions. - -2018-01-10 Ewald Hew - - [psaux] Correctly handle Flex features (#52846). - - * src/psaux/psintrp.c (cf2_interpT2CharString) : Do not move if doing Flex. - -2018-01-09 Alexei Podtelezhnikov - - * builds/windows/vc2010/freetype.sln: Synchronize with the project. - -2018-01-08 Werner Lemberg - - * Version 2.9 released. - ======================= - - - Tag sources with `VER-2-9'. - - * docs/VERSION.TXT: Add entry for version 2.9. - - * README, Jamfile (RefDoc), builds/windows/vc2005/freetype.vcproj, - builds/windows/vc2005/index.html, - builds/windows/vc2008/freetype.vcproj, - builds/windows/vc2008/index.html, - builds/windows/vc2010/freetype.vcxproj, - builds/windows/vc2010/index.html, - builds/windows/visualc/freetype.dsp, - builds/windows/visualc/freetype.vcproj, - builds/windows/visualc/index.html, - builds/windows/visualce/freetype.dsp, - builds/windows/visualce/freetype.vcproj, - builds/windows/visualce/index.html, - builds/windows/ftver.rc, - builds/wince/vc2005-ce/freetype.vcproj, - builds/wince/vc2005-ce/index.html, - builds/wince/vc2008-ce/freetype.vcproj, - builds/wince/vc2008-ce/index.html: s/2.8.1/2.9/, s/281/29/. - - * include/freetype/freetype.h (FREETYPE_MINOR): Set to 9. - (FREETYPE_PATCH): Set to 0. - - * builds/unix/configure.raw (version_info): Set to 22:0:16. - * CMakeLists.txt (VERSION_PATCH): Set to 0. - -2018-01-07 Werner Lemberg - - Add check for librt, needed for `ftbench' (#52824). - - * builds/unix/configure.raw (LIB_CLOCK_GETTIME): Define; this will - hold `-lrt' if necessary. - - * builds/unix/unix-cc.in (LIB_CLOCK_GETTIME): New variable. - -2018-01-07 Ewald Hew - - [psaux] Fix Type 1 glyphs with too many stem hints. - - According to the CFF specification, charstrings can have up to 96 stem - hints. Due to hint replacement routines in Type 1 charstrings, some - glyphs are rejected by the Adobe engine, which implements the above - limit. This fix turns off hinting for such glyphs. - - * src/psaux/pshints.c (cf2_hintmap_build): Reset the error from calling - `cf2_hintmask_setAll' on a problematic Type 1 charstring and turn off - hinting. - -2018-01-06 Werner Lemberg - - Add `FT_Done_MM_Var'. - - This is necessary in case the application's memory routines differ - from FreeType. A typical example is a Python application on Windows - that calls FreeType compiled as a DLL via the `ctypes' interface. - - * include/freetype/ftmm.h, src/base/ftmm.c (FT_Done_MM_Var): Declare - and define. - - * docs/CHANGES: Updated. - -2018-01-03 Werner Lemberg - - [truetype] Round offsets of glyph components only if hinting is on. - - * src/truetype/ttgload.c (TT_Process_Composite_Component): Implement - it. - -2018-01-03 Werner Lemberg - - * src/truetype/ttgxvar.c (ft_var_to_design): Remove dead code. - - This is a better fix than the previous commit, which is now - reverted. - -2018-01-03 Alexei Podtelezhnikov - - Move internal LCD-related declarations. - - * include/freetype/ftlcdfil.h (ft_lcd_padding, ft_lcd_filter_fir): - Move from here... - * include/freetype/internal/ftobjs.h: ... to here. - -2018-01-03 Alexei Podtelezhnikov - - * include/freetype/config/ftconfig.h (FT_EXPORT, FT_EXPORT_DEF) - [_MSC_VER]: Limit Visual C++ attributes. - -2018-01-03 Werner Lemberg - - [truetype] Make blend/design coordinate round-tripping work. - - Behdad reported that setting blend coordinates, then getting design - coordinates did incorrectly return the default instance's - coordinates. - - * src/truetype/ttgxvar.c (tt_set_mm_blend): Fix it. - -2017-12-31 Werner Lemberg - - * src/sfnt/ttcmap.c (tt_cmap2_char_next): Fix endless loop. - - Reported as - - https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=4838 - -2017-12-31 Werner Lemberg - - Synchronize other Windows project files. - - * builds/windows/*: Add missing files. - -2017-12-31 Werner Lemberg - - Update Visual C 2010 project files. - - Problem reported by Hin-Tak. - - * builds/windows/vc2010/freetype.vcxproj: Add files `ftbdf.c' and - `ftcid.c'. - Sort entries. - * builds/windows/vc2010/freetype.vcxproj.filter: Ditto. - Fix members of `FT_MODULE' group. - -2017-12-30 Werner Lemberg - - * builds/vms/ftconfig.h: Synchronize with unix `ftconfig.in' file. - -2017-12-28 Werner Lemberg - - * builds/unix/ftconfig.in: Synchronize with main `ftconfig.h' file. - - Reported by Nikolaus. - -2017-12-27 Werner Lemberg - - Fix compiler warnings. - - * src/base/ftbitmap.c (ft_bitmap_assure_buffer): Make `pitch' and - `new_pitch' unsigned. - - * src/base/ftpsprop.c: Include FT_INTERNAL_POSTSCRIPT_PROPS_H. - -2017-12-27 Werner Lemberg - - Fixes for `make multi'. - - * include/freetype/internal/ftpsprop.h: Use `FT_BASE_CALLBACK'. - (ps_property_get): Harmonize declaration with corresponding - function typedef. - - * include/freety[e/internal/fttrace.h: Add `trace_psprops'. - - * src/base/ftpsprop.c: Include necessary header files. - (FT_COMPONENT): Define. - (ps_property_set): Tag with `FT_BASE_CALLBACK_DEF'. - (ps_property_get): Tag with `FT_BASE_CALLBACK_DEF'. - Harmonize declaration with corresponding function typedef. - -2017-12-27 Werner Lemberg - - Provide support for intra-module callback functions. - - This is needed especially for `make multi' with C++. - - * include/freetype/config/ftconfig.h (FT_BASE_CALLBACK, - FT_BASE_CALLBACK_DEF): New macros. - -2017-12-25 Ewald Hew - - Move PostScript drivers' property handlers to `base'. - - This reduces the amount of duplicated code across PostScript - drivers. - - * src/cff/cffdrivr.c, src/cid/cidriver.c, src/type1/t1driver.c - ({cff,cid,t1}_property_{get,set}): Moved to... - * include/freetype/internal/ftpsprop.h: ...this new file. - (ps_property_{get,set}): New functions to replace moved ones. - - * src/base/ftpsprop.c: New file that implements above functions. - - * include/freetype/internal/internal.h - (FT_INTERNAL_POSTSCRIPT_PROPS_H): New macro. - - * src/cff/cffdrivr.c, src/cid/cidriver.c, src/type1/t1driver.c: - Updated. - - * src/base/Jamfile, src/base/rules.mk (BASE_SRC), src/base/ftbase.c: - Updated. - -2017-12-20 Werner Lemberg - - Speed up FT_Set_Var_{Design,Blend}_Coordinates if curr == new. - - We exit early if the current design or blend coordinates are - identical to the new ones. - - * src/truetype/ttgxvar.c (tt_set_mm_blend, TT_Set_Var_Design): - Implement it, returning internal error code -1 if there will be no - variation change. - - * src/type1/t1load.c (t1_set_mm_blend): Ditto. - - * src/base/ftmm.c (FT_Set_Var_Design_Coordinates, - FT_Set_MM_Blend_Coordinates, FT_Set_Var_Blend_Coordinates): Updated. - -2017-12-18 Werner Lemberg - - [sfnt] Fix charmap type 2 iterator (#52646). - - The subsetted demo font of the report that exhibits the bug has a - very unusual type 2 cmap for Unicode(!): It contains only two - sub-headers, one for one-byte characters (covering the range 0x20 to - 0xFA), and a second one for higher byte 0x01 (just for character - code U+0131). - - Before this commit, the iterator wasn't able to correctly handle a - sub-header for higher byte 0x01. - - * src/sfnt/ttcmap.c (tt_cmap2_char_next): Fix character increment - for outer loop. - -2017-12-18 Matthias Clasen - - [truetype] Fix clamping, minor tracing code beautification. - - * src/truetype/ttgxvar.c (ft_var_to_normalized): Trace number of - design coordinates. - Use clamped value. - -2017-12-18 Werner Lemberg - - * src/*/*: Only use `ft_' and `FT_' variants of stdc library stuff. - -2017-12-18 Werner Lemberg - - * src/truetype/ttgxvar.c (tt_face_vary_cvt): Add size guard (#52688). - -2017-12-18 Werner Lemberg - - [truetype] Fix previous commit. - - * src/truetype/ttgload.c (TT_Process_Simple_Glyph): Correctly handle - unhinted phantom points, which must be properly scaled. - -2017-12-18 Werner Lemberg - - [truetype] Don't apply HVAR and VVAR deltas twice (#52683). - - * src/truetype/ttgload.c (TT_Process_Simple_Glyph): Always adjust - `pp1' to `pp4', except if we have an HVAR and/or VVAR table. - - * src/truetype/ttgxvar.c (TT_Vary_Apply_Glyph_Deltas): Handle - alternative code branch identically w.r.t. presence of an HVAR - and/or VVAR table. - -2017-12-17 Jonathan Kew - - [truetype] Correctly handle variation font phantom points (#52683). - - * src/truetype/ttgxvar.c (TT_Vary_Apply_Glyph_Deltas): Fix phantom - point indices. - -2017-12-17 Jonathan Kew - - Fix incorrect advance width scaling (#52683). - - * src/base/ftadvance.c (FT_Get_Advances): Always respect the - FT_LOAD_NO_SCALE flag if present. - -2017-12-16 Alexei Podtelezhnikov - - * builds/windows/vc2010/freetype.vcxproj: AfterBuild copy. - * objs/.gitignore: Ignore almost everything. - -2017-12-11 Werner Lemberg - - Fix compiler warning (#52640). - - * src/base/ftbitmap.c (ft_bitmap_assure_buffer): Remove unused - variable. - -2017-12-08 Azzuro - - * builds/windows/vc2010/freetype.vcxproj: Adjust output directory. - - This allows builds with different configurations in parallel. - -2017-12-08 Werner Lemberg - - Fix `make setup dos', second try (#52622). - - * builds/detect.mk (dos_setup): Don't use literal `>' character at - all. Mixing the different escaping rules from make, dos, and - windows is too fragile. - -2017-12-08 Werner Lemberg - - [docmaker] Fix code section parsing. - - Stuff like - - { - - } - - confused the parser, which incorrectly treated `' as a markup - tag. - - * src/tools/docmaker/content.py (ContentProcessor::process_content): - Apply `re_markup_tags' only outside of code sections. - -2017-12-08 Werner Lemberg - - New `ftdriver.h' file, covering all driver modules. - - This reduces redundancy and increases synergy; it also reduces the - number of header files. - - * include/freetype/config/ftheader.h (FT_DRIVER_H): New macro. - (FT_AUTOHINTER_H, FT_CFF_DRIVER_H, FT_TRUETYPE_DRIVER_H, - FT_PCF_DRIVER_H, FT_TYPE1_DRIVER_H): Make them aliases to - FT_DRIVER_H. - - * include/freetype/ftautoh.h, include/freetype/ftcffdrv.h, - include/freetype/ftpcfdrv.h, include/freetype/ftt1drv.h, - include/freetype/ftttdrv.h: Replaced with... - * include/freetype/ftdriver.h: ...this new file. - (FT_CFF_HINTING_ADOBE, FT_T1_HINTING_ADOBE): Renamed to... - (FT_HINTING_ADOBE): ... this new macro. - (FT_CFF_HINTING_FREETYPE, FT_T1_HINTING_FREETYPE): Renamed to... - (FT_HINTING_FREETYPE): ... this new macro. - - * src/*/*: Updated accordingly. - -2017-12-08 Werner Lemberg - - Move `ftdriver.h' to `ftdrv.h'. - - * include/freetype/internal/ftdriver.h: Renamed to... - * include/freetype/internal/ftdrv.h: ... this name. - - * include/freetype/internal/internal.h (FT_INTERNAL_DRIVER_H): - Updated. - -2017-12-08 Werner Lemberg - - Fix access to uninitalized memory (#52613). - - Also reported as - - https://bugs.chromium.org/p/chromium/issues/detail?id=791317 - - * src/base/ftbitmap.c (ft_bitmap_assure_buffer): If increasing the - bitmap size needs a larger bitmap buffer, assure that the new memory - areas are initialized also. - -2017-12-08 Werner Lemberg - - Fix `make setup dos' (#52622). - - * builds/detect.mk (dos_setup): Properly escape literal `>' - character. - -2017-12-07 Werner Lemberg - - Fix C++ compilation. - - * src/psaux/psauxmod.h: Use FT_CALLBACK_TABLE macro where necessary. - - * src/smooth/ftsmooth.c (ft_smooth_render_generic): Fix warning. - -2017-12-07 Werner Lemberg - - Fix `make multi'. - - * include/freetype/internal/fttrace.h: Remove unused tracing macros. - s/pshalgo2/pshalgo/. - Add `trace_cffdecode'. - * src/pshinter/pshalgo.c (FT_COMPONENT): Updated. - - * src/cff/cffload.c: Include FT_INTERNAL_POSTSCRIPT_AUX_H. - * src/cff/cffobjs.c: Include FT_SERVICE_METRICS_VARIATIONS_H and - FT_SERVICE_CFF_TABLE_LOAD_H. - - * src/cid/cidriver.c: Include FT_INTERNAL_POSTSCRIPT_AUX_H. - - * src/psaux/cffdecode.c: Include FT_FREETYPE_H and - FT_INTERNAL_DEBUG_H. - (FT_COMPONENT): Define. - * src/psaux/cffdecode.h: Include FT_INTERNAL_POSTSCRIPT_AUX_H. - * src/psaux/psauxmod.h: Include FT_INTERNAL_POSTSCRIPT_AUX_H. - Declare `cff_builder_funcs' and `ps_builder_funcs'. - * src/psaux/psft.c: Include `psobjs.h' and `cffdecode.h'. - * src/psaux/psobjs.c : Include `psauxmod.h'. - -2017-12-07 Werner Lemberg - - * include/freetype/config/ftheader.h: Some clean-up. - - This commit removes documentation of deprecated macros and does some - minor streamlining. - -2017-12-06 Werner Lemberg - - * builds/symbian/bld.inf: Updated. - -2017-12-06 Werner Lemberg - - New header file `ftparams.h' that collects all parameter tags. - - * include/freetype/config/ftheader.h (FT_PARAMETER_TAGS_H): New - macro. - (FT_TRUETYPE_UNPATENTED_H, FT_UNPATENTED_HINTING_H): Define it to - `ftparams.h'. - - * include/freetype/ftautoh.h, include/freetype/ftcffdrv.h, - include/freetype/ftincrem.h, include/freetype/ftlcdfil.h, - include/freetype/ftsnames.h, include/freetype/ftt1drv.h: Include - FT_PARAMETER_TAGS_H. - Move FT_PARAM_TAG_XXX definitions to... - * include/freetype/ftparams.h: ...this new file. - - * include/freetype/ttunpat.h: Remove. No longer needed. - -2017-12-05 Werner Lemberg - - Improve tracing messages by using singular and plural forms. - - * src/*/*.c: Implement it. - -2017-12-04 Werner Lemberg - - [truetype] Allow shared points in `cvar' table (#52532). - - * src/truetype/ttgxvar.c (tt_face_vary_cvt): Implement it by copying - and adjusting the corresponding code from - `TT_Vary_Apply_Glyph_Deltas'. - -2017-11-28 Werner Lemberg - - [truetype] Improving tracing of composite glyphs. - - * src/truetype/ttgload.c (TT_Load_Composite_Glyph) - [FT_DEBUG_LEVEL_TRACE]: Show composite glyph information. - -2017-11-27 Werner Lemberg - - [type1] Allow (again) `/Encoding' with >256 elements (#52464). - - In version 2.6.1, this has been disallowed to better reject - malformed fonts; however, this restriction was too strong. This - time, we only take the first 256 elements into account, since - encoding arrays are always accessed with a 8bit integer, according - to the PostScript Language Reference. - - * src/type1/t1load.c (parse_encoding): Implement it. - -2017-11-27 Jan Alexander Steffens (heftig) - - Fix last commit (#52522). - - * builds/freetype.mk: Set `FT_OPTION_H' and `FTOPTION_FLAG' - properly if we have `ftoption.h' in `BUILD_DIR'. - -2017-11-24 Werner Lemberg - - [unix] Install a massaged `ftoption.h' file (#51780). - - * builds/unix/configure.raw (ftoption_set, ftoption_unset): New - auxiliary functions to construct... - (FTOPTION_H_SED): ... this new variable. - Apply it as a sed argument while copying `ftoption.h' to the - `builds/unix' directory (using `AC_CONFIG_FILES'). - Simplify code of test that checks cpp's computation of bit length - (the test previously created an empty `ftoption.h' file and deleted - it immediately afterwards); without this change, it can happen on my - GNU/Linux box that `configure's execution of `config.status' doesn't - create `ftoption.h' (no idea why this happens). - - * builds/unix/install.mk (install): Install - `builds/unix/ftoption.h'. - - * builds/unix/unix-def.in (DISTCLEAN): Updated. - - * builds/unix/.gitignore: Updated. - -2017-11-23 Tor Andersson - - Silence unused function warnings (#52465). - - Some static function declarations cause unused function warnings if - certain config options are turned off via `ftoption.h'. - - * src/base/ftbase.h, src/base/ftrfork.c, src/sfnt/ttbdf.h, - src/truetype/ttgxvar.h: Add #ifdef guards around these sections. - -2017-11-22 Ewald Hew - - * src/psaux/psft.c (cf2_setGlyphWidth): Check format before setting. - - Reported as - - https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=4377 - -2017-11-22 Ewald Hew - - [psaux] Fix CFF advance widths. (#52466) - - Glyph advance widths were being written to the new `PS_Decoder' but not - saved to the underlying format specific decoder. This caused pure CFF - fonts to have bad advance width. - - * include/freetype/internal/psaux.h (PS_Decoder): Change `glyph_width' - field to pointer. - Remove unused fields. - * src/psaux/psobjs.c (ps_decoder_init): Change `glyph_width' from copy - to reference. - Remove unused. - * src/psaux/psft.c (cf2_setGlyphWidth): Update code. - -2017-11-15 Vlad Tsyrklevich - - * include/freetype/ftrender.h: Fix `FT_Renderer_RenderFunc' type. - -2017-11-14 Nikolaus Waxweiler - - Use Adobe hinting engine for `light' hinting of both CFF and Type 1. - - Since Ewald Hew factored the Adobe hinting engine out of the CFF - driver code, we can now use it on Type 1 (and CID) font formats, as - both have the same hinting philosophy. - - This change activates the Adobe hinter when in LIGHT mode, and - therefore always unless explicitly asking for the auto-hinter. This - makes LIGHT behavior consistent with CFF fonts. As of this commit, - the hinting engine table looks as follows. - - LIGHT NORMAL - ------------------------- - TrueType Auto v40 - CFF Adobe Adobe - Type 1 Adobe Adobe - -2017-11-10 Yuri Levchenko - - * CMakeLists.txt: Add `DISABLE_FORCE_DEBUG_PREFIX' option. - -2017-11-06 Alexei Podtelezhnikov - - * src/base/ftobjs.c (FT_Load_Glyph): Relocate condition. - -2017-11-06 Alexei Podtelezhnikov - - * src/smooth/ftgrays.c (gray_set_cell): Fix uninitialized variables. - -2017-11-03 Ewald Hew - - [psaux] Fix PostScript interpreter rewinding in Type 1 mode. (#52251) - - The interpreter in Type 1 mode rewinds the charstring after collecting - all hints for building the initial hintmap (commit d52dd7f). However, - some charstrings use `endchar' in a final subroutine call, rewinding to - the start of that subroutine, and only a small section of the actual - glyph is drawn. - - * src/psaux/psintrp.c (cf2_interpT2CharString) : - Ensure we are on the top level charstring before rewinding. - -2017-11-03 suzuki toshiya - - [truetype] Add more tricky fonts. - - See the report by Yang Yinsen. - https://lists.gnu.org/archive/html/freetype-devel/2017-11/msg00000.html - - * src/truetype/ttobjs.c (trick_names): Add `DFGothic-EB', - `DFGyoSho-Lt', `DFHSGothic-W5', `DFHSMincho-W3' and `DFHSMincho-W7'. - (tt_check_trickyness_sfnt_ids): Add checksums for DFGothic-EB, - DFGyoSho-Lt, DFHSGothic-W5, DFHSMincho-W3 and DFHSMincho-W7. Also - add checksums for DLCLiShu and DLCHayBold which their family names - were already listed but their checksums were previously unknown. - -2017-11-01 Alexei Podtelezhnikov - - [smooth] Fix complex rendering at high ppem. - - We used to split large glyphs into horizontal bands and continue - bisecting them still horizontally if that was not enough. This is - guaranteed to fail when a single scanline cannot fit into the - rendering memory pool. Now we bisect the bands vertically so that - the smallest unit is a column of the band height, which is guranteed - to fit into memory. - - * src/smooth/ftgrays.c (gray_convert_glyph): Implement it. - -2017-10-20 Alexei Podtelezhnikov - - [smooth] Improve complex rendering at high ppem. - - At large sizes almost but not exactly horizontal segments can quickly - drain the rendering pool. This patch at least avoids filling the pool - with trivial cells. Beyond this, we can only increase the pool size. - - Reported, analyzed, and tested by Colin Fahey. - - * src/smooth/ftgrays.c (gray_set_cell): Do not record trivial cells. - -2017-10-20 Alexei Podtelezhnikov - - [base] Improve tracing in FT_Load_Glyph, FT_*_Size. - - * src/base/ftobjs.c (FT_Load_Glyph): Tag tracing messages with - function name, glyph index, and load flags. - (FT_Select_Metrics, FT_Request_Metrics): Remove all tracing. - (FT_Select_Size, FT_Request_Size): Improve tracing. - -2017-10-18 Alexei Podtelezhnikov - - [base] Improve tracing in FT_Render_Glyph. - - * src/base/ftobjs.c (FT_Render_Glyph_Internal): Add total coverage - calculations and downgrade Netpbm dump to bitmap:7. - -2017-10-15 Ewald Hew - - [cff] Fix segfault on missing `psaux' (#52218) - - * src/cff/cffload.c (cff_done_blend): Add a check for possible nullptr. - - * modules.cfg: Update dependency list. - -2017-10-15 Alexei Podtelezhnikov - - [base, cff] Fix MSVC warnings. - - * src/base/ftobjs.c (FT_New_Library): C4702: unreachable code. - (ft_glyphslot_preset_bitmap): C4244: possible loss of data. - * src/cff/cffload.c (cff_blend_doBlend): C4244: possible loss of data. - Turn `sum' into unsigned. - -2017-10-14 Alexei Podtelezhnikov - - [base] Netpbm image tracing. - - * src/base/ftobjs.c (FT_Load_Glyph): Trace bitmap size. - (FT_Render_Glyph_Internal): Trace bitmap in Netpbm format. - - * src/smooth/ftgrays.c (gray_sweep): Sweep remnants of span tracing. - -2017-10-14 Alexei Podtelezhnikov - - * builds/windows/ftdebug.c (FT_Message): Print to stderr. - * builds/wince/ftdebug.c (FT_Message): Ditto. - -2017-10-14 Behdad Esfahbod - - [afshaper] Delay creating `hb_set' objects until needed. - - In runs on Noto Naskh Arabic, this results in 89 sets created - instead of 340 before. Makes auto-hinter setup with HarfBuzz - enabled 20% to 30% faster. - - * src/autofit/afshaper.c (af_shaper_get_coverage): Implement it. - -2017-10-12 Ewald Hew - - [type1, cid] Add hinting engine switch. - - Implement property service in `type1' and `cid' drivers to allow - switching between FreeType or Adobe hinting engine when both are - available. - - * src/cid/cidriver.c (cid_property_{set,get}, cid_services), - src/type1/t1driver.c (t1_property_{set,get}, t1_services): Add - Properties service. - - * src/cid/cidobjs.c (cid_driver_init), src/type1/t1objs.c - (T1_Driver_Init): Add default property values. - -2017-10-12 Ewald Hew - - Add T1_CONFIG_OPTION_OLD_ENGINE configuration option. - - This controls whether the old Type 1 engine gets compiled into FreeType. - It is disabled by default. - - * devel/ftoption.h, include/freetype/config/ftoption.h - (T1_CONFIG_OPTION_OLD_ENGINE): New macro. - - * include/freetype/internal/psaux.h (PS_Decoder): Remove unused field. - * include/freetype/internal/psaux.h, src/cid/cidgload.c - (cid_load_glyph), src/psaux/psauxmod.c, src/psaux/psobjs.c - (ps_builder_add_point), src/psaux/t1decode.c - (t1_lookup_glyph_by_stdcharcode, t1_decoder_parse_glyph, - t1operator_seac, t1_decoder_parse_charstrings), src/psaux/t1decode.h, - src/type1/t1gload.c (T1_Parse_Glyph_And_Get_Char_String): Surround - relevant code with macro. - Minor code changes. - -2017-10-12 Ewald Hew - - Extract width parsing from Type 1 parser. - - Duplicate the fast advance width calculations from the old parser. - This is to facilitate adding options for compiling out the old parser. - - * src/psaux/t1decode.{c,h} (t1_decoder_parse_metrics): New function. - * include/freetype/internal/psaux.h (T1_Decoder_Funcs): New entry - `parse_metrics'. - * src/psaux/psauxmod.c: Set the new entry. - - * src/type1/t1gload.c (T1_Parse_Glyph_And_Get_Char_String), - src/cid/cidgload.c (cid_load_glyph): Separate - conditional for selecting engine. - -2017-10-09 Werner Lemberg - - * src/base/ftoutln.c (FT_Outline_Translate): Fix integer overflow. - - Reported as - - https://bugs.chromium.org/p/chromium/issues/detail?id=772775 - -2017-10-08 Werner Lemberg - - * src/base/ftobjs.c (ft_glyphslot_preset_bitmap): Integer overflows. - - Reported as - - https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=3579 - -2017-10-07 Werner Lemberg - - [sfnt] Adjust behaviour of PS font names for variation fonts. - - * src/sfnt/sfdriver.c (sfnt_get_var_ps_name): Use a named instance's - PS name only if no variation is applied. - -2017-10-07 Werner Lemberg - - [cff, truetype] Adjust behaviour of named instances. - - This commit completely separates the interaction between named - instances and variation functions. In particular, resetting the - variation returns to the current named instance (if set) and not to - the base font. - - As a side effect, variation functions no longer change the named - instance index. - - * src/cff/cffobjs.c (cff_face_init): Use MM service's `set_instance' - function. - Also apply `MVAR' table to named instances. - - * src/truetype/ttgxvar.c (TT_Get_MM_Var): Add cast. - (tt_set_mm_blend): No longer check whether requested variation - coincides with a named instance. - (TT_Set_Var_Design): Use current named instance for default - coordinates. - * src/truetype/ttobjs.c (tt_face_init): Use `TT_Set_Named_Instance'. - -2017-10-07 Werner Lemberg - - Make `FT_Set_Named_Instance' work. - - * src/cff/cffdrivr.c (cff_set_instance): New function. - (cff_service_multi_masters): Register it. - - * src/truetype/ttgxvar.c (TT_Set_Named_Instance): New function. - * src/truetype/ttgxvar.h: Updated. - * src/truetype/ttdriver.c (tt_service_gx_multi_masters): Register - it. - - * src/type1/t1load.c (T1_Reset_MM_Blend): New function. - * src/type1/t1load.h: Updated. - * src/type1/t1driver.c (t1_service_multi_masters): Register it. - -2017-10-07 Werner Lemberg - - Make `FT_FACE_FLAG_VARIATION' work. - - * include/freetype/internal/tttypes.h (TT_Face): Remove - `is_default_instance'; this can be replaced with a combination of - `FT_IS_VARIATION' and `FT_IS_INSTANCE'. - - * src/cff/cffdrivr.c (cff_get_advances): Updated. - - * src/sfnt/sfdriver.c (sfnt_get_ps_name), src/sfnt/sfobjs.c - (sfnt_init_face): Updated. - - * src/truetype/ttdriver.c (tt_get_advances), src/truetype/ttgload.c - (TT_Process_Simple_Glyph, load_truetype_glyph, IS_DEFAULT_INSTANCE), - src/truetype/ttgxvar.c (tt_set_mm_blend): Updated. - * src/truetype/ttgxvar.c (TT_Set_MM_Blend, TT_Set_Var_Design): - Handle `FT_FACE_FLAG_VARIATION'. - - * src/type1/t1load.c (T1_Set_MM_Blend, T1_Set_MM_Design): Handle - `FT_FACE_FLAG_VARIATION'. - -2017-10-07 Werner Lemberg - - New function `FT_Set_Named_Instance'. - - No effect yet. - - * src/base/ftmm.c (FT_Set_Named_Instance): New function. - - * include/freetype/ftmm.h: Updated. - -2017-10-07 Werner Lemberg - - Add macros for checking whether a font variation is active. - - * include/freetype/freetype.h (FT_FACE_FLAG_VARIATION, - FT_IS_VARIATION): New macros. - No effect yet. - -2017-10-07 Werner Lemberg - - Add framework for setting named instance in MM service. - - * include/freetype/internal/services/svmm.h (FT_Set_Instance_Func): - New function typedef. - (MultiMasters): Add `set_instance' member. - (FT_DEFINE_SERVICE_MULTIMASTERSREC): Updated. - - * src/cff/cffdrivr.c (cff_service_multi_masters), - src/truetype/ttdriver (tt_service_gx_multi_masters), - src/type1/t1driver.c (t1_service_multi_masters): Updated. - -2017-10-07 Werner Lemberg - - [type1] Minor code shuffling. - - * src/type1/t1load.c (T1_Set_MM_Blend): Make it a wrapper of... - (t1_set_mm_blend): ...this new function. - (T1_Set_MM_Design): Use `t1_set_mm_blend'. - -2017-10-05 Werner Lemberg - - * src/base/ftobjs.c (ft_glyphslot_preset_bitmap): Fix integer - overflow. - - Reported as - - https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=3539 - -2017-10-05 Werner Lemberg - - Fix compiler warnings. - - * src/cff/cffdrivr.c (cff_ps_get_font_extra): Avoid code that relies - on numeric overflow. - Add cast. - - * src/smooth/ftsmooth.c (ft_smooth_render_generic): Fix variable - types, add cast. - -2017-10-04 John Tytgat - - [cff] Add support for `FSType'. - - * include/freetype/internal/cfftypes.h (CFF_FontRec): Add - `font_extra' entry. - - * src/cff/cffdrivr.c (cff_ps_get_font_extra): New function to - retrieve FSType info from the embedded PostScript data. - (cff_service_ps_info): Register function. - - * src/cff/cffload.c (cff_font_done): Free `font_extra'. - -2017-09-30 Alexei Podtelezhnikov - - Signedness fixes in bitmap presetting. - - Reported as - - https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=3514. - - * src/raster/ftrend1.c (ft_raster1_render): Explicitly signed height. - * src/smooth/ftsmooth.c (ft_smooth_render_generic): Ditto. - * src/base/ftobjs.c (ft_glyphslot_preset_bitmap): Explicitly unsigned - subtraction. - -2017-09-29 Alexei Podtelezhnikov - - Bitmap metrics presetting [2/2]. - - * src/base/ftobjs.c (FT_Load_Glyph): Preset the bitmap metrics when - appropriate but `FT_Render_Glyph' is not called. - * include/freetype/freetype.h (FT_GlyphSlotRec): Document the change. - -2017-09-28 Alexei Podtelezhnikov - - [smooth, raster] Miscellaneous cleanups. - - * src/raster/ftrend1.c (ft_raster1_render): Clean up the exit. - * src/smooth/ftsmooth.c (ft_smooth_render_generic): Reduce - translations and clean up the exit. - (ft_smooth_render_lcd, ft_smooth_render_lcd): Remove unused `error'. - -2017-09-28 Ben Wagner - - [truetype] Really, really fix #52082. - - * src/truetype/ttinterp.c (Ins_MDRP): Correct conditional. - -2017-09-28 Werner Lemberg - - * src/psaux/psintrp.c (cf2_doStems): Fix integer overflow. - - Reported as - - https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=3510 - -2017-09-28 Ewald Hew - - * src/cid/cidgload.c (cid_slot_load_glyph): Fix memory leak. - - Reported as - - https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=3489 - -2017-09-28 Alexei Podtelezhnikov - - Bitmap metrics presetting [1/2]. - - This mainly just extracts the code for presetting the bitmap metrics - from the monochrome, grayscale, and LCD renderers into a separate - function. - - * src/base/ftobjs.c (ft_glyphslot_preset_bitmap): New function that - calculates prospective bitmap metrics for the given rendering mode. - * include/freetype/internal/ftobjs.h (ft_glyphslot_preset_bitmap): - Declare it. - - * src/base/ftlcdfil.c (ft_lcd_padding): New helper function that adds - padding to CBox taking into account pecularities of LCD rendering. - * include/freetype/ftlcdfil.h (ft_lcd_padding): Declare it. - - * src/raster/ftrend1.c (ft_raster1_render): Reworked to use - `ft_glyphslot_preset_bitmap'. - * src/smooth/ftsmooth.c (ft_smooth_render_generic): Ditto. - (ft_smooth_render_lcd, ft_smooth_render_lcd): The pixel_mode setting - is moved to `ft_glyphslot_preset_bitmap'. - -2017-09-28 Ewald Hew - - [psaux] Fix compiler warning. - - * src/psaux/pshints.c (cf2_hintmap_dump): Add switch for tracing - code. - -2017-09-27 Werner Lemberg - - * src/sfnt/ttload.c (tt_face_load_font_dir): Fix compiler warning. - -2017-09-25 Werner Lemberg - - [psaux] Fix compiler warnings. - - * src/psaux/psft.c (cf2_initLocalRegionBuffer): Remove redundant - test. - - * src/psaux/psintrp.c (cf2_interpT2CharString) - : Add casts. - - * src/psaux/psobjs.c (ps_decoder_init): Add cast. - -2017-09-25 Ewald Hew - - [psaux] Minor fixes. - - * include/freetype/internal/psaux.h, src/psaux/psobjs.{c,h}: - Rearrange `ps_builder_init' arguments to conventional order. - - * src/psaux/psft.c (cf2_decoder_parse_charstrings): Add a check and - notice for `SubFont' in Type 1 mode. - -2017-09-25 Ewald Hew - - [psaux] Move `psdecode' into `psobjs'. - - As the former only contains a single procedure, move it into - `psobjs' for simplicity. Also change the parameter order to the - conventional one. - - * src/psaux/psdecode.c (ps_decoder_init): Moved to... - * src/psaux/psobjs.c: ...Here. - * src/psaux/psdecode.h, src/psaux/psobjs.h: Ditto. - - * include/freetype/internal/psaux.h (PSAux_ServiceRec): Update - `ps_decoder_init' function signature. - - * src/cff/cffgload.c, src/cid/cidgload.c, src/type1/t1gload.c: - Update calls. - - * src/psaux/psaux.c, src/psaux/psauxmod.c: Update includes. - - * src/psaux/Jamfile (_sources), src/psaux/rules.mk (PSAUX_DRV_SRC): - Update file references. - -2017-09-25 Ewald Hew - - [psaux] Fix Type 1 hinting. - - Type 1 hinting breaks sometimes when mid-charstring hints should - have been in the initial hintmap. This fix adds a preprocessing - pass that reads all hints and builds the correct initial hintmap - first, before proceeding to build the glyph outline. - - * src/psaux/psintrp.c (cf2_interpT2CharString): New - `initial_map_ready' boolean flag. - Ignore outline commands and hint changes on first pass. - : Add section to build hintmap and rewind. - -2017-09-25 Ewald Hew - - [psaux] Add tracing for hints. - - * src/psaux/pshints.c (cf2_hintmap_dump): New function. - (cf2_hintmap_insertHint): Trace incoming and inserted hints. - (cf2_hintmap_build): Dump hintmap before and after hint adjustment. - -2017-09-25 Ewald Hew - - [psaux] Minor fixes. - - * src/psaux/psintrp.c (cf2_interpT2CharString): Fix check for pop - results. - s/font->decoder/decoder/ where necessary. - : Use - offset parameter in `cf2_doStems' instead of doing correction for - left-sidebearing. - -2017-09-25 Ewald Hew - - [cid] Use the new engine. - - * src/cid/cidgload.c: Update includes. - (cid_load_glyph, cid_slot_load_glyph): Implement changes to glyph - loading code as with `type1' module. - -2017-09-25 Ewald Hew - - [cid] Add Adobe engine configuration. - - This is similar to what was done in the `type1' module. - - * src/cid/cidriver.c (t1cid_driver_class): Update declaration. - * src/cid/cidobjs.c: Include FT_TYPE1_DRIVER_H. - (cid_driver_init): Update code. - -2017-09-25 Ewald Hew - - [psaux] Change subfont synthesis for CID fonts. - - Change `t1_make_subfont' to take in the Private dict record as an - argument. This is because Type 1 and CID font records in FreeType - have this in different places. - - * src/psaux/psobjs.c (t1_make_subfont): Change `T1_Face' to - `FT_Face' so that CID is also accepted. - Take `PS_Private' as an argument and let caller figure out where the - Private dict actually is. - Update references. - - * include/freetype/internal/psaux.h, src/psaux/psobjs.h: Update - declaration. - - * src/type1/t1gload.c (T1_Parse_Glyph_And_Get_Char_String): Update - call. - -2017-09-25 Ewald Hew - - [type1] Switch to Adobe engine. - - * src/type1/t1objs.c (T1_Driver_Init): Set default to Adobe engine. - -2017-09-25 Ewald Hew - - [psaux] Extend Adobe interpreter (seac). - - This concludes the changes needed to add Type 1 support. - - * src/psaux/psintrp.c: Update includes. - (cf2_interpT2CharString) : Implement this similarly to - implied seac for CFF. - - * src/psaux/t1decode.c (t1_lookup_glyph_by_stdcharcode_ps): New - function to look up the glyph index. - - * src/psaux/psft.c (cf2_getT1SeacComponent, - cf2_freeT1SeacComponent): New functions to get the charstrings for - seac components. - - * src/psaux/t1decode.h, src/psaux/psft.h: Update declarations. - -2017-09-25 Ewald Hew - - [psaux] Extend Adobe interpreter (flex in callothersubr). - - * src/psaux/psintrp.c (cf2_interpT2CharString) - : Fix Flex feature handling (OtherSubrs 0, 1, - 2). - : Do not actually move the `glyphPath' while doing - flex. This is to avoid closing the current contour. - -2017-09-25 Ewald Hew - - [psaux] Extend Adobe interpreter (callothersubr). - - * src/psaux/psintrp.c (cf2_interpT2CharString) - : Copy code from - `t1_decoder_parse_charstrings' (in `t1decode.c'). - OtherSubr 3 (change hints) should reset the hintmask, so that the - new hints are applied. - Fix function calls and stack access. - -2017-09-25 Ewald Hew - - [psaux] Extend Adobe interpreter (pop). - - * src/psaux/psintrp.c (cf2_interpT2CharString): Change how unhandled - OtherSubr results are stored. Implement the PostScript stack using - an array. - : Ensure that the stack is not cleared after getting - `OtherSubr' results. - Fix stack access. - -2017-09-25 Ewald Hew - - [psaux] Extend Adobe interpreter (callsubr). - - * src/psaux/psintrp.c (cf2_interpT2CharString) : - Type 1 mode. - - * src/psaux/psft.c (cf2_initLocalRegionBuffer): Add Type 1 mode. - -2017-09-25 Ewald Hew - - [psaux] Extend Adobe interpreter (div, four-byte numbers). - - * src/psaux/psintrp.c (cf2_interpT2CharString) : Add - Type 1 mode. Type 1 requires large integers to be followed by - `div'; cf. `Adobe Type 1 Font Format', section 6.2. - : Push Type 1 four-byte numbers as `Int' always. This is - to ensure `div' and `callsubr' get values they can use. - -2017-09-25 Ewald Hew - - [psaux] Extend Adobe interpreter (hints). - - * src/psaux/psintrp.c (cf2_interpT2CharString) : Add correction for left sidebearing in Type 1 mode. - Allow adding hints mid-charstring. - : Translate into equivalent commands - for three normal stem hints. This requires some recalculation of - stem positions. - Correction for left sidebearing. - -2017-09-25 Ewald Hew - - [psaux] Extend Adobe interpreter (hsbw, sbw). - - * src/psaux/psintrp.c (cf2_doStems): `hsbw' or `sbw' must be the - first operation in a Type 1 charstring. - (cf2_interpT2CharString): Remove unused variables. - : `hsbw' or `sbw' - must be the first operation in a Type 1 charstring. - : Fix data access and add correction for - left sidebearing. - -2017-09-25 Ewald Hew - - [psaux] Extend Adobe interpreter (setcurrentpoint). - - * src/psaux/psintrp.c (cf2_interpT2CharString) - : Fix stack access. - -2017-09-25 Ewald Hew - - [psaux] Extend Adobe interpreter (closepath). - - * src/psaux/psintrp.c (cf2_interpT2CharString) : - Use the right builder function. We can use the `haveWidth' boolean - already present, instead of implementing `parse_state'. - -2017-09-25 Ewald Hew - - [psaux] Add Type 1 operations to Adobe CFF interpreter. - - The following Type 1 specific ops have been added (copied from - `t1decode'): - - closepath - vstem3 - hstem3 - seac - sbw - callothersubr - pop - setcurrentpoint - hsbw - - The following require a Type 1 mode, because of differences in - specification: - - hstem - vstem - vmoveto - callsubr - div - rmoveto - hmoveto - Numbers - - The subsequent commits will implement these changes and adapt - accesses of data and objects to the new interpreter. - - NOTE: Will not compile in the meantime! - - * src/psaux/psintrp.c: Add opcodes to enum. - (cf2_interpT2CharString): Copy relevant code over from - `t1_decoder_parse_charstrings' (in `t1decode.c'). - -2017-09-25 Ewald Hew - - [type1] Fixes for rendering. - - The Type 1 advance width calculation passes null for glyph slot, - etc, which can cause null pointer access in the new interpreter. - Fall back to the old one for now. - - Fix the large glyph retry code and ensure hinting and scaling flags - are set properly. - - * src/type1/t1gload.c (T1_Parse_Glyph_And_Get_Char_String): Add a - check for metrics_only. - Set the `force_scaling' flag. - (T1_Parse_Glyph): Updated. - (T1_Load_Glyph): Add `hinting' and `scaled' flags. - -2017-09-25 Ewald Hew - - [psaux] Add missing objects (2/2). - - Synthesize a `SubFont' object for Type 1 fonts. This is used in the - interpreter to access Private dict data, which are stored in - different places for Type 1 and CFF. This allows the same data to - be used in either mode. - - * src/psaux/psobjs.c (t1_make_subfont): New procedure to copy - required values to a dummy `CFF_SubFont' object. This is similar to - `cff_make_private_dict'. - * src/psaux/psobjs.h: Add the new declaration. - - * include/freetype/internal/psaux.h, src/psaux/psauxmod.c: Ditto. - Add this to the PSAux Service for future use with CID fonts. - - * src/type1/t1gload.c: Include FT_INTERNAL_CFF_TYPES_H. - (T1_Parse_Glyph_And_Get_Char_String): Add the call. - -2017-09-25 Ewald Hew - - [psaux] Add missing objects for Type 1 (1/2). - - Move `CF2_Font' instance to `PS_Decoder'. This is the context for - the interpreter and since it is currently stored in `CFF_Font', is - unavailable in Type 1 mode. - - * include/freetype/internal/psaux.h (T1_Decoder, PS_Decoder): New - `cf2_instance' field. - - * src/psaux/psdecode.c (ps_decoder_init): Copy `cf2_instance' to - `PS_Decoder'. - - * src/psaux/t1decode.c (t1_decoder_done): Add finalization code. - - * src/psaux/psft.c (cf2_decoder_parse_charstrings): Update accesses. - -2017-09-25 Ewald Hew - - Allow `type1' module to use the Adobe engine. - - Add the callback and some conditionals to switch between the two - engines. - - * include/freetype/internal/psaux.h (T1_Decoder_FuncsRec): Change - function declarations. - * src/psaux/psauxmod.c (T1_Decoder_FuncsRec): Register the - callbacks. - - * src/psaux/psobjs.c (ps_builder_add_point): Add conditionals for - number conversion. - - * src/type1/t1gload.c (T1_Parse_Glyph_And_Get_Char_String): Add code - to choose which renderer to use. - - * src/cid/cidgload.c (cid_load_glyph): Update call. - * src/base/ftobjs.c, src/psaux/psobjs.c, src/type1/t1gload.c: Update - includes. - -2017-09-25 Ewald Hew - - [type1] Add Adobe engine configuration. - - Use the previously changed PS_Driver in type1 module to store - hinting engine configuration. - - * include/freetype/ftt1drv.h: New file. - Duplicate and rename config options from CFF. - * include/freetype/config/ftheader.h (FT_TYPE1_DRIVER_H): New macro. - - * src/type1/t1driver.c (t1_driver_class): Update declaration. - * src/type1/t1objs.c: Include FT_TYPE1_DRIVER_H. - (T1_Driver_Init): Update code. - -2017-09-25 Ewald Hew - - [cff] Move and rename `CFF_Driver'. - - This is so that we can use the same hinting engine parameters for - Type 1. - - * include/freetype/internal/cffotypes.h (CFF_Driver): Rename and - move to... - * include/freetype/internal/psaux.h (PS_Driver): ...here. - - * src/cff/cffdrivr.c, src/cff/cffgload.c, src/cff/cffload.c, - src/cff/cffobjs.c, src/cff/cffobjs.h, src/psaux/psft.c, - src/psaux/psobjs.c: Update references. - -2017-09-25 Ewald Hew - - [psaux, type1] Reorganize object fields. - - Make some fields more generic, so that we can access them the same - way regardless of Type 1 or CFF. - - * include/freetype/internal/psaux.h (PS_Builder): Change `TT_Face' - to `FT_Face'. - Remove unused fields. - - * src/psaux/psft.c: Update all accesses of `PS_Builder.face'. - Add some asserts to guard against casting `T1_Face' as `TT_Face'. - - * src/type1/t1objs.h (T1_GlyphSlot): Reorder fields to follow - `CFF_GlyphSlot', so that we can pretend they are the same in the - interpreter. - - * src/psaux/psobjs.c (ps_builder_init, ps_builder_add_point): - Updated with above changes. - -2017-09-25 Ewald Hew - - [psaux] Prepare for Type 1 mode. - - Add some checks for Type 1 data passing through. - - * src/psaux/psfont.h (CF2_Font): Add `isT1' flag. - * src/psaux/psfont.c (cf2_font_setup): Skip the variations and blend - code which is not applicable for Type 1. - - * src/psaux/psft.c (cf2_decoder_parse_charstrings): Avoid accessing - `decoder->cff' in Type 1 mode. - Copy `is_t1' flag to `CF2_Font'. - -2017-09-25 Ewald Hew - - [psaux, cff] Use the new objects. - - * include/freetype/internal/psaux.h, src/psaux/psauxmod.c: Fix - switching between new and old engines. - - * src/cff/cffgload.c, src/cff/cffparse.c: Update calls. - - * src/psaux/psblues.c, src/psaux/psfont.c, src/psaux/psfont.h, - src/psaux/psft.c, src/psaux/psft.h, src/psaux/psintrp.c: Update all - to use new objects. - -2017-09-24 Ewald Hew - - [psaux] Objects for new interpreter (part 2). - - Make the new objects copy over values. They are essentially wrapper - types for the different decoders/builders. - - * include/freetype/internal/psaux.h: Update declarations. - (PS_Builder): Add `is_t1' flag. - (PS_Decoder_{Get,Free}_Glyph_Callback): Renamed to... - (CFF_Decoder_{Get,Free}_Glyph_Callback: ... this. - (PS_Decoder): Updated. - Add `t1_parse_callback' member. - (PSAux_ServiceRec): Add `ps_decoder_init' member. - - * src/psaux/psdecode.h, src/psaux/psobjs.h: Update declarations. - - * src/psaux/psdecode.c, src/psaux/psobjs.c: Implement copy with two - modes. - - * src/psaux/psauxmod.c: Add builder and decoder functions to `PSAux' - service. - -2017-09-24 Ewald Hew - - [psaux] Add objects for new interpreter. - - Introduce `PS_Decoder' and `PS_Builder' which include all fields - from either Type 1 or CFF decoders/builders. - - * include/freetype/internal/psaux.h (PS_Builder, PS_Decoder): New - structs. - - * src/psaux/psobjs.c, src/psaux/psobjs.h: Add `PS_Builder' - functions. - - * src/psaux/psdecode.c, src/psaux/psdecode.h: New files to hold - `PS_Decoder' initialization functions. - - * src/psaux/psaux.c, src/psaux/Jamfile (_sources), - src/psaux/rules.mk (PSAUX_DRV_SRC): Updated. - -2017-09-24 Ewald Hew - - [psaux] Rename files. - - Replace the `cf2' file name prefix with `ps' as the Adobe engine - will be used for both PostScript Types 1 and 2 (CFF) instead of just - CFF. - - s/cf2/ps/ for all following. - - * src/psaux/cf2*: Rename files. - * src/psaux/*: Update includes. - - * src/psaux/Jamfile (_sources), src/psaux/rules.mk (PSAUX_DRC_SRC, - PSAUX_DRV_H): Update file references. - -2017-09-24 Ewald Hew - - [psaux] Minor fix. - - Use `MultiMasters' service in `psaux' instead of a call to `cff'. - The project builds if CFF_CONFIG_OPTION_OLD_ENGINE is not defined. - - * src/psaux/cf2ft.c: Update includes. - (cf2_getNormalizedVector): Use `mm->get_var_blend' instead of - `cff_get_var_blend'. - -2017-09-24 Ewald Hew - - [psaux, cff] Move `cff_random' into `psaux' service. - - NOTE: Does not compile! - - Minor fix to allow both `cff' and `psaux' to use `cff_random'. - - * src/cff/cffload.c (cff_random): Move to... - * src/psaux/psobjs.c: Here. - * src/cff/cffload.h: Move corresponding declaration to - `src/psaux/psobjs.h'. - - * include/freetype/internal/psaux.h (PSAux_ServiceRec): Register the - function here... - * src/psaux/psauxmod.c: And here. - - * src/cff/cffload.c, src/psaux/cf2intrp.c: Update code. - -2017-09-24 Ewald Hew - - [cff] Move struct declarations to `freetype/internal'. - - NOTE: Does not compile! - - This is so that the CFF functions moved to `psaux' can access the - same structs that they need. - - * src/cff/cfftypes.h: Moved to... - * include/freetype/internal/cfftypes.h: ...Here. - - * src/cff/cffobjs.h: Moved the struct declarations to... - * include/freetype/internal/cffotypes.h: ... this new file. - - * include/freetype/internal/internal.h (FT_INTERNAL_CFF_TYPES_H, - FT_INTERNAL_CFF_OBJECT_TYPES_H): New macros. - - * src/cff/cffcmap.h, src/cff/cffdrivr.c, src/cff/cffgload.c, - src/cff/cffgload.h, src/cff/cffload.h, src/cff/cffobjs.c, - src/cff/cffobjs.h, src/cff/cffparse.h, src/psaux/psobjs.h, - include/freetype/internal/psaux.h, - include/freetype/internal/services/svcfftl.h: Update includes. - - * src/cff/rules.mk (CFF_DRV_H): Updated. - -2017-09-24 Ewald Hew - - [psaux, cff] Add new service for inter-module calls. - - NOTE: Does not compile! - - This is to allow CFF functions moved to `psaux' to call functions - declared in `src/cff/cffload.h'. - - * include/freetype/internal/services/svcfftl.h: New file, setting up - a `CFFLoad' service. - - * include/freetype/internal/ftserv.h (FT_DEFINE_SERVICEDESCREC10, - FT_DEFINE_SERVICEDESCREC): New macros. - (FT_SERVICE_CFF_TABLE_LOAD_H): New macro. - - * src/cff/cffdrivr.c, src/cff/cffpic.h: Register the new service. - - * src/cff/cfftypes.h (CFF_FontRec), src/psaux/cf2font.h - (CF2_FontRec): Add service interface. - - * src/cff/cffobjs.c, src/psaux/cf2font.c, src/psaux/cf2ft.c, - src/psaux/cf2intrp.c, src/psaux/cffdecode.c: Use the new service. - -2017-09-24 Ewald Hew - - [psaux, cff] Add callbacks for inter-module calls. - - NOTE: Does not compile! - - * include/freetype/internal/psaux.h: Add function pointer - declarations. - - * src/psaux/cffdecode.c (cff_decoder_init): Update to take in - callbacks. - * src/psaux/cffdecode.h: Ditto. - - * src/cff/cffgload.c (cff_compute_max_advance, cff_slot_load): - Update calls to pass in callbacks. - * src/psaux/cf2ft.c, src/psaux/cffdecode.c: Use them. - -2017-09-24 Ewald Hew - - [psaux, cff] Create new `PSAux' service interface entries. - - NOTE: Does not compile! - - * include/freetype/internal/psaux.h: Include - FT_INTERNAL_TRUETYPE_TYPES_H. - (CFF_Builder_FuncsRec, CFF_Decocer_FuncsRec): New function tables. - (CFF_Builder): Updated. - Fix for forward declaration. - (PSAux_ServiceRec): New field `cff_decoder_funcs'. - - * src/psaux/psauxmod.c (cff_builder_funcs, cff_decoder_funcs): New - function tables. - (PSAux_Interface): Updated. - - * include/freetype/internal/tttypes.h (TT_FaceRec): Add `psaux' - service interface. - - * src/cff/cffgload.c, src/cff/cffobjs.c, src/cff/cffparse.c: Update - function calls to use psaux service. - -2017-09-24 Ewald Hew - - [psaux, cff] Move CFF builder components into `psaux' module. - - NOTE: Does not compile! - - * src/cff/cffgload.c - (cff_builder_{init,done,add_point,add_point1,add_contour,start_point,close_contour}, - cff_check_points): Move to... - * src/psaux/psobjs.c: Here. - - * src/cff/cffgload.h: Move corresponding declarations to - `src/psaux/psobjs.h'. - - * src/cff/cffgload.h (CFF_Builder): Move struct declaration to... - * include/freetype/internal/psaux.h: Here. - -2017-09-24 Ewald Hew - - [psaux, cff] Move CFF decoder components into `psaux' module. - - NOTE: Does not compile! - - * src/cff/cffgload.c (CFF_Operator, - CFF_COUNT_{CHECK_WIDTH,EXACT,CLEAR_STACK}, cff_argument_counts, - cff_operator_seac, cff_compute_bias, - cff_lookup_glyph_by_stdcharcode, - cff_decoder_{parse_charstrings,init,prepare}): Move to... - * src/psaux/cffdecode.c: This new file. - - * src/cff/cffgload.h: Move corresponding declarations to... - * src/psaux/cffdecode.h: This new file. - - * src/cff/cffgload.h (CFF_MAX_{OPERANDS,SUBRS_CALLS,TRANS_ELEMENTS}, - CFF_Decoder_Zone, CFF_Decoder): Move declarations to... - * include/freetype/internal/psaux.h: Here. - - * src/psaux/cf2ft.h: Update include. - - * src/psaux/psaux.c, src/psaux/rules.mk (PSAUX_DRV_SRC): Update with - the new file. - -2017-09-24 Ewald Hew - - [psaux, cff] Move Adobe's engine components into `psaux' module. - - This is the first patch of a sequence to move the Type 2 charstring - processing capability from the `cff' module to the `psaux' module. - - NOTE: Does not compile! - - * src/cff/cf2*: Move these files to... - * src/psaux/cf2*: Here. - - * src/cff/Jamfile (_sources), src/cff/rules.mk (CFF_DRV_SRC, - CFF_DRV_H), src/cff/cff.c, src/cff/cffgload.c: Remove file - references. - - * src/psaux/Jamfile (_sources), src/psaux/rules.mk, src/psaux/psaux.c - (PSAUX_DRV_SRC, PSAUX_DRV_H): Add file references. - -2017-09-24 Alexei Podtelezhnikov - - Tweak per-face LCD filtering controls. - - Thing are simpler with a NULL-function pointer. - - * include/freetype/internal/ftobjs.h (FT_Face_InternalRec): New - pointer to the filter function. - (FT_LibraryRec): Remove unused `lcd_filter'. - (FT_Bitmap_LcdFilterFunc, ft_lcd_filter_fir): Move from here... - * include/freetype/ftlcdfil.h (FT_Bitmap_LcdFilterFunc, - ft_lcd_filter_fir): ... to here. - - * src/base/ftobjs.c (ft_open_face_internal): NULL-initialize the - per-face filter. - (FT_Face_Properties): Set it. - * src/smooth/ftsmooth.c (ft_smooth_render_generic): Simplify. - - * src/base/ftlcdfil.c (ft_lcd_filter_fir, FT_Libary_SetLcdFilter): - Minor. - -2017-09-24 Jonathan Kew - - [sfnt] Fix `premultiply_data' (#52092). - - * src/sfnt/pngshim.c (premultiply_data): Don't use vector extension - if we have less than 16 bytes of data. - -2017-09-24 Werner Lemberg - - [otvalid] Fix handling of ValueRecords. - - For GPOS pair positioning format 1 the description of ValueRecords - in the OpenType specification (1.8.2, from today) is wrong – the - offset has to be taken from the parent structure; in this case the - `PairSet' table. - - * src/otvalid/otvgpos.c (otv_PairSet_validate): Set `extra3'. - (otv_PairPos_validate): Adjust. - -2017-09-23 Werner Lemberg - - [otvalid] Handle `GSUB' and `GPOS' v1.1 tables. - - * src/otvalid/otvgsub.c (otv_GSUB_validate), src/otvalid/otvgpos.c - (otv_GPOS_validate): Implement it. - -2017-09-23 Werner Lemberg - - [otvalid] Update common table handling to OpenType 1.8.2. - - * src/otvalid/otvcommn.c (otv_Device_validate): Handle - VariationIndex subtable. - (otv_Lookup_validate): Handle MarkFilteringSet. - -2017-09-23 Alexei Podtelezhnikov - - [build] Windows-style DLL versioning. - - * build/windows/ftver.rc: New VERSIONINFO resource. - * build/windows/vc2010/freetype.vcxproj: Further improvements. - -2017-09-23 Ben Wagner - - [truetype] Really fix #52082. - - * src/truetype/ttinterp.c (Ins_MDRP): Correct conditional. - -2017-09-23 Werner Lemberg - - [otvalid] Handle `GDEF' v1.2 and v1.3 tables. - - No validation of variation stuff yet. - - * src/otvalid/otvgdef.c (otv_MarkGlyphSets_validate): New function. - (otv_GDEF_validate): Implement it. - -2017-09-22 Werner Lemberg - - [otvalid] Handle `BASE' v1.1 table. - - No validation of variation stuff yet. - - * src/otvalid/otvbase.c (otv_BASE_validate): Implement it. - -2017-09-22 Werner Lemberg - - [otvalid] Macros for 32bit offset support. - - * src/otvalid/otvcommn.h (OTV_OPTIONAL_TABLE32, - OTV_OPTIONAL_OFFSET32, OTV_SIZE_CHECK32): New macros. - -2017-09-21 Alexei Podtelezhnikov - - [build] Simplify Visual C++ 2010 project. - - * build/windows/vc2010/freetype.vcxproj: Remove fake singlethreaded - configurations and tweak. - -2017-09-21 Werner Lemberg - - [truetype] Integer overflow (#52082). - - * src/truetype/ttinterp.c (Ins_MDRP): Avoid FT_ABS. - -2017-09-21 Werner Lemberg - - [sfnt] Fix postscript name for default instance of variation fonts. - - Problem reported by Behdad. - - * src/sfnt/sfdriver.c (sfnt_get_ps_name): Test - `is_default_instance'. - -2017-09-21 Werner Lemberg - - [truetype] Fix `mmvar' array pointers, part 2. - - The previous commit was incomplete. - - * src/truetype/ttgxvar.c: Properly initialize sub-array offsets for - `master' also. - -2017-09-21 Werner Lemberg - - [truetype] Fix `mmvar' array pointers. - - Without this change, clang's AddressSanitizer reports many runtime - errors due to misaligned addresses. - - * src/truetype/ttgxvar.c (TT_Get_MM_Var): Use multiples of pointer - size for sub-array offsets into `mmvar'. - -2017-09-20 Werner Lemberg - - [truetype] Integer overflows. - - Changes triggered by - - https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=3429 - - * src/truetype/ttinterp.c (Ins_SHPIX, Ins_DELTAP): Use NEG_LONG. - (Ins_MIAP): Use SUB_LONG. - -2017-09-19 Alexei Podtelezhnikov - - [build] Fix DLL builds in Visual C++ project. - - * build/windows/vc2010/freetype.vcxproj: Use DynamicLibrary in Debug - and Release configurations. - * include/freetype/config/ftconfig.h (FT_EXPORT, FT_EXPORT_DEF) - [_DLL]: Use Visual C++ extensions. - -2017-09-19 John Tytgat - - [cff] Fix family name logic of pure CFF fontdata (#52056). - - 1. If `FamilyName' is present in the CFF font, use this for - FT_Face's `family_name'. - 2. Otherwise, use the face name and chop off any subset prefix. - 3. If at this point FT_Face's `family_name' is set, use this - together with the full name to determine the style. - 4. Otherwise, use `CIDFontName' as FT_Face's `family_name'. - 5. If we don't have a valid style, use "Regular". - - Previously, FT_Face's `family_name' entry for pure CFF fontdata - nearly always was the fontname itself, instead of the `FamilyName' - entry in the CFF font (assuming there is one). - - * src/cff/cffobjs.c (cff_face_init) [pure_cff]: Implement it. - -2017-09-18 Alexei Podtelezhnikov - - [build] Declutter Visual C++ 2010-2017 project. - - * build/windows/vc2010/freetype.vcxproj: Use MaxSpeed (/02) - optimization for Release configuration throughout the project. - ---------------------------------------------------------------------------- -Copyright (C) 2017-2019 by +Copyright (C) 2018-2019 by David Turner, Robert Wilhelm, and Werner Lemberg. This file is part of the FreeType project, and may only be used, modified, diff --git a/ChangeLog.29 b/ChangeLog.29 new file mode 100644 index 000000000..213407135 --- /dev/null +++ b/ChangeLog.29 @@ -0,0 +1,2352 @@ +2018-05-01 Werner Lemberg + + * Version 2.9.1 released. + ========================= + + + Tag sources with `VER-2-9-1'. + + * docs/VERSION.TXT: Add entry for version 2.9.1. + * docs/CHANGES: Updated. + + * README, Jamfile (RefDoc), builds/windows/vc2005/freetype.vcproj, + src/base/ftver.rc, builds/windows/vc2005/index.html, + builds/windows/vc2008/freetype.vcproj, + builds/windows/vc2008/index.html, + builds/windows/vc2010/freetype.vcxproj, + builds/windows/vc2010/index.html, + builds/windows/visualc/freetype.dsp, + builds/windows/visualc/freetype.vcproj, + builds/windows/visualc/index.html, + builds/windows/visualce/freetype.dsp, + builds/windows/visualce/freetype.vcproj, + builds/windows/visualce/index.html, + builds/wince/vc2005-ce/freetype.vcproj, + builds/wince/vc2005-ce/index.html, + builds/wince/vc2008-ce/freetype.vcproj, + builds/wince/vc2008-ce/index.html: s/2.9/2.9.1/, s/29/291/. + + * include/freetype/freetype.h (FREETYPE_PATCH): Set to 1. + + * builds/unix/configure.raw (version_info): Set to 22:1:16. + * CMakeLists.txt (VERSION_PATCH): Set to 1. + + * include/freetype/ftgasp.h: Use FT_BEGIN_HEADER and FT_END_HEADER. + +2018-04-26 Werner Lemberg + + Another fix for handling invalid format 2 cmaps. + + Sigh. + + Reported as + + https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=8003 + + * src/sfnt/ttcmap.c (tt_cmap2_char_next): Adjust condition to avoid + an endless loop. + +2018-04-24 Ben Wagner + + [base] Avoid undefined behaviour in lcd filtering code (#53727). + + * src/base/ftlcdfil.c (ft_lcd_filter_fir, _ft_lcd_filter_legacy): + Ensure `height > 0'. + +2018-04-22 Werner Lemberg + + * src/base/ftoutln.c (FT_Outline_Decompose): Improve error tracing. + +2018-04-22 Alexei Podtelezhnikov + + [base] Fix bitmap emboldening. + + Bug introduced after release 2.8. + + * src/base/ftbitmap.c (ft_bitmap_assure_buffer): We use + `FT_QALLOC_MULT', which doesn't zero out the buffer. Adjust the + bitmap copying code to take care of this fact. + +2018-04-22 Werner Lemberg + + Another fix for handling invalid format 2 cmaps. + + The previous commit was incomplete. + + Reported as + + https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=7928 + + * src/sfnt/ttcmap.c (tt_cmap2_char_next): Adjust condition to avoid + an endless loop. + +2018-04-19 Werner Lemberg + + Fix handling of invalid format 2 cmaps. + + The problem was introduced after the last release. + + Reported as + + https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=7828 + + * src/sfnt/ttcmap.c (tt_cmap2_char_next): Avoid endless loop. + +2018-04-17 Werner Lemberg + + [truetype] Integer overflow issues. + + Reported as + + https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=7739 + + * src/truetype/ttinterp.c (Ins_CEILING): Use FT_PIX_CEIL_LONG. + +2018-04-16 Werner Lemberg + + [truetype] Integer overflow issues. + + Reported as + + https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=7718 + + * src/truetype/ttinterp.c (Ins_MIRP): Use ADD_LONG. + +2018-04-15 Alexei Podtelezhnikov + + [build] Use `info' function of make 3.81. + + * configure, docs/INSTALL, docs/INSTALL.CROSS, docs/INSTALL.GNU, + docs/INSTALL.UNIX, docs/MAKEPP: Bump make version requirements. + + * builds/detect.mk (std_setup): Replace `echo' with `info'. + (dos_setup): Removed. + * builds/unix/install.mk, builds/modules.mk, builds/dos/detect.mk, + builds/windows/detect.mk, builds/os2/detect.mk: Updated. + * builds/newline: No longer needed. + +2018-04-15 Werner Lemberg + + [truetype]: Limit `SLOOP' bytecode argument to 16 bits. + + This fixes + + https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=7707 + + * src/truetype/ttinterp.c (Ins_SLOOP): Do it. + +2018-04-14 Werner Lemberg + + [truetype] Integer overflow issues. + + Reported as + + https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=7652 + + * src/truetype/ttinterp.c (Ins_MDAP): Use SUB_LONG. + +2018-04-14 Werner Lemberg + + [autofit] Update to Unicode 11.0.0. + + But no support new scripts (volunteers welcomed). + + * src/autofit/afranges.c (af_arab_nonbase_uniranges, + af_beng_nonbase_uniranges, af_cakm_nonbase_uniranges, + af_deva_nonbase_uniranges, af_geor_uniranges, + af_gujr_nonbase_uniranges, af_mlym_nonbase_uniranges, + af_nkoo_nonbase_uniranges, af_telu_nonbase_uniranges, + af_hani_uniranges): Add new data. + +2018-04-10 Nikolaus Waxweiler + + * CMakeLists.txt, builds/cmake/FindHarfBuzz.cmake: Extensive + modernization measures. + + This brings up the minimum required CMake version to 2.8.12. + + The installation paths follow the GNU defaults now, e.g. installing on a + 64 bit host will place binaries into the lib64/ folder on e.g. Fedora. + + Symbols are hidden by default (e.g. `-fvisibility=hidden' on GCC). + + CMake will no longer look for a C++ compiler. + + Library and .so version now match the Autotools build. + + Comments in the build file and informational messages now use platform + agnostic example commands. + + ftoption.h and ftconfig.h are written directly without a redundant `-new' + copy. + + External dependencies are expressed as option()s and will turn up as such + in cmake-gui. + + Internal: Properties such as dependencies and include directories are now + privately set on the freetype library instead of globally. + + The CPack definitions have been cleaned up, the `make dist' has been + removed. Source packages generated with CPack don't contain Autotools + files and aren't used by the maintainers anyway. + + On Windows, src/base/ftver.rc is compiled to decorate the library with + version and copyright information. + + A pkg-config file is now generated and installed. + +2018-04-09 Werner Lemberg + + [truetype] Integer overflow issues. + + Reported as + + https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=7453 + + * src/truetype/ttinterp.c (Round_Super, Round_Super_45): Use + ADD_LONG and SUB_LONG. + +2018-04-06 Alexei Podtelezhnikov + + [windows, wince] Clean up legacy project files. + + * builds/wince/vc2005-ce/freetype.vcproj, + builds/wince/vc2008-ce/freetype.vcproj, + builds/windows/vc2005/freetype.vcproj, + builds/windows/vc2008/freetype.vcproj, + builds/windows/visualce/freetype.vcproj, + builds/windows/visualce/freetype.dsp, + builds/windows/visualc/freetype.vcproj, + builds/windows/visualc/freetype.dsp: Remove per-file compile flags. + +2018-04-04 Werner Lemberg + + [cff, type1] Sanitize `BlueFuzz' and `BlueShift'. + + Reported as + + https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=7371 + + * src/cff/cffload.c (cff_load_private_dict): Sanitize + `priv->blue_shift' and `priv->blue_fuzz' to avoid overflows later + on. + + * src/type1/t1load.c (T1_Open_Face): Ditto. + +2018-04-04 Ben Wagner + + * src/truetype/ttobjs.c (trick_names): Add 3 tricky fonts (#53554), + `DFHei-Md-HK-BF', `DFKaiShu-Md-HK-BF' and `DFMing-Bd-HK-BF'. + (tt_check_trickyness_sfnt_ids): Add checksums for 3 tricky fonts + in above. + +2018-04-01 Werner Lemberg + + * builds/toplevel.mk (work): Use $(SEP). + + This fixes the `make refdoc' using Cygwin: $(CAT) is `type' on this + platform, and this program only understands backslashes in paths. + + Reported by Nikhil Ramakrishnan . + +2018-03-30 Werner Lemberg + + [truetype] Fix memory leak (only if tracing is on). + + * src/truetype/ttgxvar.c (TT_Get_MM_Var) [FT_DEBUG_LEVEL_TRACE}: Fix + it. + +2018-03-23 Ben Wagner + + [sfnt] Correctly handle missing bitmaps in sbix format (#53404). + + * src/sfnt/ttfsbit.c (tt_face_load_sbix_image): Fix return value. + +2018-03-23 Ben Wagner + + [truetype] Fix advance of empty glyphs in bitmap fonts (#53393). + + * src/truetype/ttgload.c (TT_Load_Glyph): Apply scaling to metrics + for empty bitmaps. + +2018-03-22 Werner Lemberg + + Remove `ftlcdfil.c' and `ftfntfmt.c' from build files (#53415). + + builds/amiga/makefile, builds/amiga/makefile.os4, + builds/amiga/smakefile, builds/mac/FreeType.m68k_cfm.make.txt, + builds/mac/FreeType.m68k_far.make.txt, + builds/mac/FreeType.ppc_carbon.make.txt, + builds/mac/FreeType.ppc_classic.make.txt, + builds/symbian/freetype.mmp, builds/wince/vc2005-ce/freetype.vcproj, + builds/wince/vc2008-ce/freetype.vcproj, + builds/windows/vc2005/freetype.vcproj, + builds/windows/vc2008/freetype.vcproj, + builds/windows/vc2010/freetype.vcxproj, + builds/windows/vc2010/freetype.vcxproj.filters, + builds/windows/visualc/freetype.dsp, + builds/windows/visualc/freetype.vcproj, + builds/windows/visualce/freetype.dsp, + builds/windows/visualce/freetype.vcproj, vms_make.com: Do it. + +2018-03-13 Werner Lemberg + + * src/sfnt/ttcmap.c (tt_cmap2_validate): Fix potential numeric + overflow. + +2018-03-13 Werner Lemberg + + Fix cmap format 2 handling (#53320). + + The patch introduced for #52646 was not correct. + + * src/sfnt/ttcmap.c (tt_cmap2_char_next): Adjust condition. + +2018-03-10 Nikolaus Waxweiler + + * CMakeLists.txt (BASE_SRCS): Update to changes from 2018-03-05. + +2018-03-09 Chun-wei Fan + + * CMakeLists.txt [win32]: Allow MSVC DLL builds (#53287). + + Do not limit DLL builds to MinGW, since we already have + `__declspec(dllexport)' directives in `ftconfig.h'. + Also suppress more warnings for POSIX functions. + +2018-03-08 Hugh McMaster + + Make installation of `freetype-config' optional (#53093). + + * builds/unix/configure.raw: Add option `--enable-freetype-config' + and set `INSTALL_FT2_CONFIG'. + * builds/unix/unix-def.in (INSTALL_FT2_CONFIG): Define. + * builds/unix/install.mk (install): Handle it. + +2018-03-05 Werner Lemberg + + Make `ftlcdfil.c' part of the `base' module. + + `ftobjs.c' needs `ft_lcd_padding'. + + Problem reported by duhuanpeng <548708880@qq.com>. + + * modules.cfg (BASE_EXTENSIONS): Don't include `ftlcdfil.c'. + + * src/base/ftbase.c: Include `ftlcdfil.c'. + * src/base/rules.mk (BASE_SRC): Add `ftlcdfil.c'. + * src/base/Jamfile (_sources): Adjusted. + + * docs/INSTALL.ANY: Updated. + +2018-03-05 Werner Lemberg + + Make `ftfntfmt.c' part of the `base' module. + + `ftobjs.c' needs `FT_Get_Font_Format'. + + Problem reported by duhuanpeng <548708880@qq.com>. + + * modules.cfg (BASE_EXTENSIONS): Don't include `ftfntfmt.c'. + + * src/base/ftbase.c: Include `ftfntfmt.c'. + * src/base/rules.mk (BASE_SRC): Add `ftfntfmt.c'. + * src/base/Jamfile (_sources): Adjusted. + + * docs/INSTALL.ANY: Updated. + +2018-03-01 Werner Lemberg + + * src/truetype/ttinterp.c (TT_RunIns): Fix tracing arguments. + +2018-02-23 Werner Lemberg + + * builds/unix/configure.raw: Need HarfBuzz 1.3.0 or newer. + + Problem reported by Alan Coopersmith . + +2018-02-17 Werner Lemberg + + [sfnt] Prefer `CBDT'/`CBLC' over `glyf' table (#53154). + +2018-02-06 Werner Lemberg + + [truetype] Integer overflow issues. + + Reported as + + https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=6027 + + * src/truetype/ttinterp.c (Ins_MSIRP, Ins_MIAP, Ins_MIRP): Use + SUB_LONG; avoid FT_ABS. + +2018-02-04 Alexei Podtelezhnikov + + [unix] Use -fvisibility=hidden. + + It is now widely recommended that ELF shared libraries hide symbols + except those with explicit __attribute__((visibility("default"))). + This is supported by all major compilers and should rather be an + option in libtool. + + * builds/unix/configure.raw: Add -fvisibility=hidden to CFLAGS. + * builds/unix/ftconfig.in, builds/vms/ftconfig.h, + include/freetype/config/ftconfig.h (FT_EXPORT): Use visibility + attribute. + +2018-01-27 Werner Lemberg + + [truetype] Better protection against invalid VF data. + + Reported as + + https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5739 + + Bug introduced in commit 08cd62deedefe217f2ea50e392923ce8b5bc7ac7. + + * src/truetype/ttgxvar.c (TT_Set_Var_Design): Always initialize + `normalizedcoords'. + +2018-01-27 Werner Lemberg + + * src/truetype/ttinterp.c (Ins_GETVARIATION): Avoid NULL reference. + + Reported as + + https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5736 + +2018-01-27 Werner Lemberg + + * src/truetype/ttgxvar.c (tt_set_mm_blend): Minor. + +2018-01-27 Werner Lemberg + + [truetype] Better trace VF instances. + + * src/truetype/ttgxvar.c (ft_var_to_normalized): Don't emit number + of coordinates. + (TT_Get_MM_Var): Trace instance indices names. + (TT_Set_Var_Design): Updated. + +2018-01-27 Werner Lemberg + + [truetype] Beautify tracing of VF axis records. + + * src/truetype/ttgxvar.c (TT_Get_MM_Var): Show axis records in a + table-like manner. + +2018-01-26 Ben Wagner + + [truetype] Fix multiple calls of `FT_Get_MM_Var' (#52955). + + * src/truetype/ttgxvar.c (TT_Get_MM_Var): Set + `face->blend->num_axis' in case we have to initialize the + `face->blend'. + +2018-01-23 Alexei Podtelezhnikov + + [apinames] Anonymous version map for GNU linker. + + * src/tools/apinames.c (PROGRAM_VERSION): Set to 0.3. + (OutputFormat): Add `OUTPUT_GNU_VERMAP'. + (names_dump): Handle it. + (usage): Updated. + (main): Handle new command line flag `-wL'. + +2018-01-21 Alexei Podtelezhnikov + + [unix] Call libtool to clean up. + + * builds/unix/install.mk (clean_project_unix, distclean_project_unix): + Use libtool. + * builds/freetype.mk: Minor. + +2018-01-18 Alexei Podtelezhnikov + + * src/base/ftver.rc: Fix mingw-w64 compilation. + +2018-01-18 Alexei Podtelezhnikov + + [build] Enable VERSIONINFO resource for Cygwin/MinGW. + + * builds/unix/configure.raw: Check for resource compiler. + * builds/unix/unix-cc.in: Conditionally set up resource compiler. + * builds/freetype.mk: Add conditional rule for `ftver.rc'. + * src/base/ftver.rc: Copyright notice and year update. + +2018-01-18 Alexei Podtelezhnikov + + [build] Move VERSIONINFO resource. + + * builds/windows/vc2010/freetype.vcxproj: Updated. + * builds/windows/ftver.rc: Move file from here... + * src/base/ftver.rc: ... to here. + +2018-01-12 Alexei Podtelezhnikov + + [build] Expand dllexport/dllimport to Cygwin/MinGW. + + * include/freetype/config/ftconfig.h: Respect DLL_EXPORT, + s/_MSC_VER/_WIN32/. + * builds/unix/ftconfig.in: Replicate here. + * builds/vms/ftconfig.h: Replicate here. + +2018-01-12 Alexei Podtelezhnikov + + [build] Improve and document MSVC build. + + * include/freetype/config/ftconfig.h: Guard dllexport/dllimport + attributes with _DLL and FT2_DLLIMPORT. + * builds/windows/vc2010/index.html: Update documentation. + +2018-01-10 Steve Robinson + + * CMakeLists.txt [win32]: Suppress warnings for POSIX functions. + +2018-01-10 Ewald Hew + + [psaux] Correctly handle Flex features (#52846). + + * src/psaux/psintrp.c (cf2_interpT2CharString) : Do not move if doing Flex. + +2018-01-09 Alexei Podtelezhnikov + + * builds/windows/vc2010/freetype.sln: Synchronize with the project. + +2018-01-08 Werner Lemberg + + * Version 2.9 released. + ======================= + + + Tag sources with `VER-2-9'. + + * docs/VERSION.TXT: Add entry for version 2.9. + + * README, Jamfile (RefDoc), builds/windows/vc2005/freetype.vcproj, + builds/windows/vc2005/index.html, + builds/windows/vc2008/freetype.vcproj, + builds/windows/vc2008/index.html, + builds/windows/vc2010/freetype.vcxproj, + builds/windows/vc2010/index.html, + builds/windows/visualc/freetype.dsp, + builds/windows/visualc/freetype.vcproj, + builds/windows/visualc/index.html, + builds/windows/visualce/freetype.dsp, + builds/windows/visualce/freetype.vcproj, + builds/windows/visualce/index.html, + builds/windows/ftver.rc, + builds/wince/vc2005-ce/freetype.vcproj, + builds/wince/vc2005-ce/index.html, + builds/wince/vc2008-ce/freetype.vcproj, + builds/wince/vc2008-ce/index.html: s/2.8.1/2.9/, s/281/29/. + + * include/freetype/freetype.h (FREETYPE_MINOR): Set to 9. + (FREETYPE_PATCH): Set to 0. + + * builds/unix/configure.raw (version_info): Set to 22:0:16. + * CMakeLists.txt (VERSION_PATCH): Set to 0. + +2018-01-07 Werner Lemberg + + Add check for librt, needed for `ftbench' (#52824). + + * builds/unix/configure.raw (LIB_CLOCK_GETTIME): Define; this will + hold `-lrt' if necessary. + + * builds/unix/unix-cc.in (LIB_CLOCK_GETTIME): New variable. + +2018-01-07 Ewald Hew + + [psaux] Fix Type 1 glyphs with too many stem hints. + + According to the CFF specification, charstrings can have up to 96 stem + hints. Due to hint replacement routines in Type 1 charstrings, some + glyphs are rejected by the Adobe engine, which implements the above + limit. This fix turns off hinting for such glyphs. + + * src/psaux/pshints.c (cf2_hintmap_build): Reset the error from calling + `cf2_hintmask_setAll' on a problematic Type 1 charstring and turn off + hinting. + +2018-01-06 Werner Lemberg + + Add `FT_Done_MM_Var'. + + This is necessary in case the application's memory routines differ + from FreeType. A typical example is a Python application on Windows + that calls FreeType compiled as a DLL via the `ctypes' interface. + + * include/freetype/ftmm.h, src/base/ftmm.c (FT_Done_MM_Var): Declare + and define. + + * docs/CHANGES: Updated. + +2018-01-03 Werner Lemberg + + [truetype] Round offsets of glyph components only if hinting is on. + + * src/truetype/ttgload.c (TT_Process_Composite_Component): Implement + it. + +2018-01-03 Werner Lemberg + + * src/truetype/ttgxvar.c (ft_var_to_design): Remove dead code. + + This is a better fix than the previous commit, which is now + reverted. + +2018-01-03 Alexei Podtelezhnikov + + Move internal LCD-related declarations. + + * include/freetype/ftlcdfil.h (ft_lcd_padding, ft_lcd_filter_fir): + Move from here... + * include/freetype/internal/ftobjs.h: ... to here. + +2018-01-03 Alexei Podtelezhnikov + + * include/freetype/config/ftconfig.h (FT_EXPORT, FT_EXPORT_DEF) + [_MSC_VER]: Limit Visual C++ attributes. + +2018-01-03 Werner Lemberg + + [truetype] Make blend/design coordinate round-tripping work. + + Behdad reported that setting blend coordinates, then getting design + coordinates did incorrectly return the default instance's + coordinates. + + * src/truetype/ttgxvar.c (tt_set_mm_blend): Fix it. + +2017-12-31 Werner Lemberg + + * src/sfnt/ttcmap.c (tt_cmap2_char_next): Fix endless loop. + + Reported as + + https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=4838 + +2017-12-31 Werner Lemberg + + Synchronize other Windows project files. + + * builds/windows/*: Add missing files. + +2017-12-31 Werner Lemberg + + Update Visual C 2010 project files. + + Problem reported by Hin-Tak. + + * builds/windows/vc2010/freetype.vcxproj: Add files `ftbdf.c' and + `ftcid.c'. + Sort entries. + * builds/windows/vc2010/freetype.vcxproj.filter: Ditto. + Fix members of `FT_MODULE' group. + +2017-12-30 Werner Lemberg + + * builds/vms/ftconfig.h: Synchronize with unix `ftconfig.in' file. + +2017-12-28 Werner Lemberg + + * builds/unix/ftconfig.in: Synchronize with main `ftconfig.h' file. + + Reported by Nikolaus. + +2017-12-27 Werner Lemberg + + Fix compiler warnings. + + * src/base/ftbitmap.c (ft_bitmap_assure_buffer): Make `pitch' and + `new_pitch' unsigned. + + * src/base/ftpsprop.c: Include FT_INTERNAL_POSTSCRIPT_PROPS_H. + +2017-12-27 Werner Lemberg + + Fixes for `make multi'. + + * include/freetype/internal/ftpsprop.h: Use `FT_BASE_CALLBACK'. + (ps_property_get): Harmonize declaration with corresponding + function typedef. + + * include/freety[e/internal/fttrace.h: Add `trace_psprops'. + + * src/base/ftpsprop.c: Include necessary header files. + (FT_COMPONENT): Define. + (ps_property_set): Tag with `FT_BASE_CALLBACK_DEF'. + (ps_property_get): Tag with `FT_BASE_CALLBACK_DEF'. + Harmonize declaration with corresponding function typedef. + +2017-12-27 Werner Lemberg + + Provide support for intra-module callback functions. + + This is needed especially for `make multi' with C++. + + * include/freetype/config/ftconfig.h (FT_BASE_CALLBACK, + FT_BASE_CALLBACK_DEF): New macros. + +2017-12-25 Ewald Hew + + Move PostScript drivers' property handlers to `base'. + + This reduces the amount of duplicated code across PostScript + drivers. + + * src/cff/cffdrivr.c, src/cid/cidriver.c, src/type1/t1driver.c + ({cff,cid,t1}_property_{get,set}): Moved to... + * include/freetype/internal/ftpsprop.h: ...this new file. + (ps_property_{get,set}): New functions to replace moved ones. + + * src/base/ftpsprop.c: New file that implements above functions. + + * include/freetype/internal/internal.h + (FT_INTERNAL_POSTSCRIPT_PROPS_H): New macro. + + * src/cff/cffdrivr.c, src/cid/cidriver.c, src/type1/t1driver.c: + Updated. + + * src/base/Jamfile, src/base/rules.mk (BASE_SRC), src/base/ftbase.c: + Updated. + +2017-12-20 Werner Lemberg + + Speed up FT_Set_Var_{Design,Blend}_Coordinates if curr == new. + + We exit early if the current design or blend coordinates are + identical to the new ones. + + * src/truetype/ttgxvar.c (tt_set_mm_blend, TT_Set_Var_Design): + Implement it, returning internal error code -1 if there will be no + variation change. + + * src/type1/t1load.c (t1_set_mm_blend): Ditto. + + * src/base/ftmm.c (FT_Set_Var_Design_Coordinates, + FT_Set_MM_Blend_Coordinates, FT_Set_Var_Blend_Coordinates): Updated. + +2017-12-18 Werner Lemberg + + [sfnt] Fix charmap type 2 iterator (#52646). + + The subsetted demo font of the report that exhibits the bug has a + very unusual type 2 cmap for Unicode(!): It contains only two + sub-headers, one for one-byte characters (covering the range 0x20 to + 0xFA), and a second one for higher byte 0x01 (just for character + code U+0131). + + Before this commit, the iterator wasn't able to correctly handle a + sub-header for higher byte 0x01. + + * src/sfnt/ttcmap.c (tt_cmap2_char_next): Fix character increment + for outer loop. + +2017-12-18 Matthias Clasen + + [truetype] Fix clamping, minor tracing code beautification. + + * src/truetype/ttgxvar.c (ft_var_to_normalized): Trace number of + design coordinates. + Use clamped value. + +2017-12-18 Werner Lemberg + + * src/*/*: Only use `ft_' and `FT_' variants of stdc library stuff. + +2017-12-18 Werner Lemberg + + * src/truetype/ttgxvar.c (tt_face_vary_cvt): Add size guard (#52688). + +2017-12-18 Werner Lemberg + + [truetype] Fix previous commit. + + * src/truetype/ttgload.c (TT_Process_Simple_Glyph): Correctly handle + unhinted phantom points, which must be properly scaled. + +2017-12-18 Werner Lemberg + + [truetype] Don't apply HVAR and VVAR deltas twice (#52683). + + * src/truetype/ttgload.c (TT_Process_Simple_Glyph): Always adjust + `pp1' to `pp4', except if we have an HVAR and/or VVAR table. + + * src/truetype/ttgxvar.c (TT_Vary_Apply_Glyph_Deltas): Handle + alternative code branch identically w.r.t. presence of an HVAR + and/or VVAR table. + +2017-12-17 Jonathan Kew + + [truetype] Correctly handle variation font phantom points (#52683). + + * src/truetype/ttgxvar.c (TT_Vary_Apply_Glyph_Deltas): Fix phantom + point indices. + +2017-12-17 Jonathan Kew + + Fix incorrect advance width scaling (#52683). + + * src/base/ftadvance.c (FT_Get_Advances): Always respect the + FT_LOAD_NO_SCALE flag if present. + +2017-12-16 Alexei Podtelezhnikov + + * builds/windows/vc2010/freetype.vcxproj: AfterBuild copy. + * objs/.gitignore: Ignore almost everything. + +2017-12-11 Werner Lemberg + + Fix compiler warning (#52640). + + * src/base/ftbitmap.c (ft_bitmap_assure_buffer): Remove unused + variable. + +2017-12-08 Azzuro + + * builds/windows/vc2010/freetype.vcxproj: Adjust output directory. + + This allows builds with different configurations in parallel. + +2017-12-08 Werner Lemberg + + Fix `make setup dos', second try (#52622). + + * builds/detect.mk (dos_setup): Don't use literal `>' character at + all. Mixing the different escaping rules from make, dos, and + windows is too fragile. + +2017-12-08 Werner Lemberg + + [docmaker] Fix code section parsing. + + Stuff like + + { + + } + + confused the parser, which incorrectly treated `' as a markup + tag. + + * src/tools/docmaker/content.py (ContentProcessor::process_content): + Apply `re_markup_tags' only outside of code sections. + +2017-12-08 Werner Lemberg + + New `ftdriver.h' file, covering all driver modules. + + This reduces redundancy and increases synergy; it also reduces the + number of header files. + + * include/freetype/config/ftheader.h (FT_DRIVER_H): New macro. + (FT_AUTOHINTER_H, FT_CFF_DRIVER_H, FT_TRUETYPE_DRIVER_H, + FT_PCF_DRIVER_H, FT_TYPE1_DRIVER_H): Make them aliases to + FT_DRIVER_H. + + * include/freetype/ftautoh.h, include/freetype/ftcffdrv.h, + include/freetype/ftpcfdrv.h, include/freetype/ftt1drv.h, + include/freetype/ftttdrv.h: Replaced with... + * include/freetype/ftdriver.h: ...this new file. + (FT_CFF_HINTING_ADOBE, FT_T1_HINTING_ADOBE): Renamed to... + (FT_HINTING_ADOBE): ... this new macro. + (FT_CFF_HINTING_FREETYPE, FT_T1_HINTING_FREETYPE): Renamed to... + (FT_HINTING_FREETYPE): ... this new macro. + + * src/*/*: Updated accordingly. + +2017-12-08 Werner Lemberg + + Move `ftdriver.h' to `ftdrv.h'. + + * include/freetype/internal/ftdriver.h: Renamed to... + * include/freetype/internal/ftdrv.h: ... this name. + + * include/freetype/internal/internal.h (FT_INTERNAL_DRIVER_H): + Updated. + +2017-12-08 Werner Lemberg + + Fix access to uninitalized memory (#52613). + + Also reported as + + https://bugs.chromium.org/p/chromium/issues/detail?id=791317 + + * src/base/ftbitmap.c (ft_bitmap_assure_buffer): If increasing the + bitmap size needs a larger bitmap buffer, assure that the new memory + areas are initialized also. + +2017-12-08 Werner Lemberg + + Fix `make setup dos' (#52622). + + * builds/detect.mk (dos_setup): Properly escape literal `>' + character. + +2017-12-07 Werner Lemberg + + Fix C++ compilation. + + * src/psaux/psauxmod.h: Use FT_CALLBACK_TABLE macro where necessary. + + * src/smooth/ftsmooth.c (ft_smooth_render_generic): Fix warning. + +2017-12-07 Werner Lemberg + + Fix `make multi'. + + * include/freetype/internal/fttrace.h: Remove unused tracing macros. + s/pshalgo2/pshalgo/. + Add `trace_cffdecode'. + * src/pshinter/pshalgo.c (FT_COMPONENT): Updated. + + * src/cff/cffload.c: Include FT_INTERNAL_POSTSCRIPT_AUX_H. + * src/cff/cffobjs.c: Include FT_SERVICE_METRICS_VARIATIONS_H and + FT_SERVICE_CFF_TABLE_LOAD_H. + + * src/cid/cidriver.c: Include FT_INTERNAL_POSTSCRIPT_AUX_H. + + * src/psaux/cffdecode.c: Include FT_FREETYPE_H and + FT_INTERNAL_DEBUG_H. + (FT_COMPONENT): Define. + * src/psaux/cffdecode.h: Include FT_INTERNAL_POSTSCRIPT_AUX_H. + * src/psaux/psauxmod.h: Include FT_INTERNAL_POSTSCRIPT_AUX_H. + Declare `cff_builder_funcs' and `ps_builder_funcs'. + * src/psaux/psft.c: Include `psobjs.h' and `cffdecode.h'. + * src/psaux/psobjs.c : Include `psauxmod.h'. + +2017-12-07 Werner Lemberg + + * include/freetype/config/ftheader.h: Some clean-up. + + This commit removes documentation of deprecated macros and does some + minor streamlining. + +2017-12-06 Werner Lemberg + + * builds/symbian/bld.inf: Updated. + +2017-12-06 Werner Lemberg + + New header file `ftparams.h' that collects all parameter tags. + + * include/freetype/config/ftheader.h (FT_PARAMETER_TAGS_H): New + macro. + (FT_TRUETYPE_UNPATENTED_H, FT_UNPATENTED_HINTING_H): Define it to + `ftparams.h'. + + * include/freetype/ftautoh.h, include/freetype/ftcffdrv.h, + include/freetype/ftincrem.h, include/freetype/ftlcdfil.h, + include/freetype/ftsnames.h, include/freetype/ftt1drv.h: Include + FT_PARAMETER_TAGS_H. + Move FT_PARAM_TAG_XXX definitions to... + * include/freetype/ftparams.h: ...this new file. + + * include/freetype/ttunpat.h: Remove. No longer needed. + +2017-12-05 Werner Lemberg + + Improve tracing messages by using singular and plural forms. + + * src/*/*.c: Implement it. + +2017-12-04 Werner Lemberg + + [truetype] Allow shared points in `cvar' table (#52532). + + * src/truetype/ttgxvar.c (tt_face_vary_cvt): Implement it by copying + and adjusting the corresponding code from + `TT_Vary_Apply_Glyph_Deltas'. + +2017-11-28 Werner Lemberg + + [truetype] Improving tracing of composite glyphs. + + * src/truetype/ttgload.c (TT_Load_Composite_Glyph) + [FT_DEBUG_LEVEL_TRACE]: Show composite glyph information. + +2017-11-27 Werner Lemberg + + [type1] Allow (again) `/Encoding' with >256 elements (#52464). + + In version 2.6.1, this has been disallowed to better reject + malformed fonts; however, this restriction was too strong. This + time, we only take the first 256 elements into account, since + encoding arrays are always accessed with a 8bit integer, according + to the PostScript Language Reference. + + * src/type1/t1load.c (parse_encoding): Implement it. + +2017-11-27 Jan Alexander Steffens (heftig) + + Fix last commit (#52522). + + * builds/freetype.mk: Set `FT_OPTION_H' and `FTOPTION_FLAG' + properly if we have `ftoption.h' in `BUILD_DIR'. + +2017-11-24 Werner Lemberg + + [unix] Install a massaged `ftoption.h' file (#51780). + + * builds/unix/configure.raw (ftoption_set, ftoption_unset): New + auxiliary functions to construct... + (FTOPTION_H_SED): ... this new variable. + Apply it as a sed argument while copying `ftoption.h' to the + `builds/unix' directory (using `AC_CONFIG_FILES'). + Simplify code of test that checks cpp's computation of bit length + (the test previously created an empty `ftoption.h' file and deleted + it immediately afterwards); without this change, it can happen on my + GNU/Linux box that `configure's execution of `config.status' doesn't + create `ftoption.h' (no idea why this happens). + + * builds/unix/install.mk (install): Install + `builds/unix/ftoption.h'. + + * builds/unix/unix-def.in (DISTCLEAN): Updated. + + * builds/unix/.gitignore: Updated. + +2017-11-23 Tor Andersson + + Silence unused function warnings (#52465). + + Some static function declarations cause unused function warnings if + certain config options are turned off via `ftoption.h'. + + * src/base/ftbase.h, src/base/ftrfork.c, src/sfnt/ttbdf.h, + src/truetype/ttgxvar.h: Add #ifdef guards around these sections. + +2017-11-22 Ewald Hew + + * src/psaux/psft.c (cf2_setGlyphWidth): Check format before setting. + + Reported as + + https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=4377 + +2017-11-22 Ewald Hew + + [psaux] Fix CFF advance widths. (#52466) + + Glyph advance widths were being written to the new `PS_Decoder' but not + saved to the underlying format specific decoder. This caused pure CFF + fonts to have bad advance width. + + * include/freetype/internal/psaux.h (PS_Decoder): Change `glyph_width' + field to pointer. + Remove unused fields. + * src/psaux/psobjs.c (ps_decoder_init): Change `glyph_width' from copy + to reference. + Remove unused. + * src/psaux/psft.c (cf2_setGlyphWidth): Update code. + +2017-11-15 Vlad Tsyrklevich + + * include/freetype/ftrender.h: Fix `FT_Renderer_RenderFunc' type. + +2017-11-14 Nikolaus Waxweiler + + Use Adobe hinting engine for `light' hinting of both CFF and Type 1. + + Since Ewald Hew factored the Adobe hinting engine out of the CFF + driver code, we can now use it on Type 1 (and CID) font formats, as + both have the same hinting philosophy. + + This change activates the Adobe hinter when in LIGHT mode, and + therefore always unless explicitly asking for the auto-hinter. This + makes LIGHT behavior consistent with CFF fonts. As of this commit, + the hinting engine table looks as follows. + + LIGHT NORMAL + ------------------------- + TrueType Auto v40 + CFF Adobe Adobe + Type 1 Adobe Adobe + +2017-11-10 Yuri Levchenko + + * CMakeLists.txt: Add `DISABLE_FORCE_DEBUG_PREFIX' option. + +2017-11-06 Alexei Podtelezhnikov + + * src/base/ftobjs.c (FT_Load_Glyph): Relocate condition. + +2017-11-06 Alexei Podtelezhnikov + + * src/smooth/ftgrays.c (gray_set_cell): Fix uninitialized variables. + +2017-11-03 Ewald Hew + + [psaux] Fix PostScript interpreter rewinding in Type 1 mode. (#52251) + + The interpreter in Type 1 mode rewinds the charstring after collecting + all hints for building the initial hintmap (commit d52dd7f). However, + some charstrings use `endchar' in a final subroutine call, rewinding to + the start of that subroutine, and only a small section of the actual + glyph is drawn. + + * src/psaux/psintrp.c (cf2_interpT2CharString) : + Ensure we are on the top level charstring before rewinding. + +2017-11-03 suzuki toshiya + + [truetype] Add more tricky fonts. + + See the report by Yang Yinsen. + https://lists.gnu.org/archive/html/freetype-devel/2017-11/msg00000.html + + * src/truetype/ttobjs.c (trick_names): Add `DFGothic-EB', + `DFGyoSho-Lt', `DFHSGothic-W5', `DFHSMincho-W3' and `DFHSMincho-W7'. + (tt_check_trickyness_sfnt_ids): Add checksums for DFGothic-EB, + DFGyoSho-Lt, DFHSGothic-W5, DFHSMincho-W3 and DFHSMincho-W7. Also + add checksums for DLCLiShu and DLCHayBold which their family names + were already listed but their checksums were previously unknown. + +2017-11-01 Alexei Podtelezhnikov + + [smooth] Fix complex rendering at high ppem. + + We used to split large glyphs into horizontal bands and continue + bisecting them still horizontally if that was not enough. This is + guaranteed to fail when a single scanline cannot fit into the + rendering memory pool. Now we bisect the bands vertically so that + the smallest unit is a column of the band height, which is guranteed + to fit into memory. + + * src/smooth/ftgrays.c (gray_convert_glyph): Implement it. + +2017-10-20 Alexei Podtelezhnikov + + [smooth] Improve complex rendering at high ppem. + + At large sizes almost but not exactly horizontal segments can quickly + drain the rendering pool. This patch at least avoids filling the pool + with trivial cells. Beyond this, we can only increase the pool size. + + Reported, analyzed, and tested by Colin Fahey. + + * src/smooth/ftgrays.c (gray_set_cell): Do not record trivial cells. + +2017-10-20 Alexei Podtelezhnikov + + [base] Improve tracing in FT_Load_Glyph, FT_*_Size. + + * src/base/ftobjs.c (FT_Load_Glyph): Tag tracing messages with + function name, glyph index, and load flags. + (FT_Select_Metrics, FT_Request_Metrics): Remove all tracing. + (FT_Select_Size, FT_Request_Size): Improve tracing. + +2017-10-18 Alexei Podtelezhnikov + + [base] Improve tracing in FT_Render_Glyph. + + * src/base/ftobjs.c (FT_Render_Glyph_Internal): Add total coverage + calculations and downgrade Netpbm dump to bitmap:7. + +2017-10-15 Ewald Hew + + [cff] Fix segfault on missing `psaux' (#52218) + + * src/cff/cffload.c (cff_done_blend): Add a check for possible nullptr. + + * modules.cfg: Update dependency list. + +2017-10-15 Alexei Podtelezhnikov + + [base, cff] Fix MSVC warnings. + + * src/base/ftobjs.c (FT_New_Library): C4702: unreachable code. + (ft_glyphslot_preset_bitmap): C4244: possible loss of data. + * src/cff/cffload.c (cff_blend_doBlend): C4244: possible loss of data. + Turn `sum' into unsigned. + +2017-10-14 Alexei Podtelezhnikov + + [base] Netpbm image tracing. + + * src/base/ftobjs.c (FT_Load_Glyph): Trace bitmap size. + (FT_Render_Glyph_Internal): Trace bitmap in Netpbm format. + + * src/smooth/ftgrays.c (gray_sweep): Sweep remnants of span tracing. + +2017-10-14 Alexei Podtelezhnikov + + * builds/windows/ftdebug.c (FT_Message): Print to stderr. + * builds/wince/ftdebug.c (FT_Message): Ditto. + +2017-10-14 Behdad Esfahbod + + [afshaper] Delay creating `hb_set' objects until needed. + + In runs on Noto Naskh Arabic, this results in 89 sets created + instead of 340 before. Makes auto-hinter setup with HarfBuzz + enabled 20% to 30% faster. + + * src/autofit/afshaper.c (af_shaper_get_coverage): Implement it. + +2017-10-12 Ewald Hew + + [type1, cid] Add hinting engine switch. + + Implement property service in `type1' and `cid' drivers to allow + switching between FreeType or Adobe hinting engine when both are + available. + + * src/cid/cidriver.c (cid_property_{set,get}, cid_services), + src/type1/t1driver.c (t1_property_{set,get}, t1_services): Add + Properties service. + + * src/cid/cidobjs.c (cid_driver_init), src/type1/t1objs.c + (T1_Driver_Init): Add default property values. + +2017-10-12 Ewald Hew + + Add T1_CONFIG_OPTION_OLD_ENGINE configuration option. + + This controls whether the old Type 1 engine gets compiled into FreeType. + It is disabled by default. + + * devel/ftoption.h, include/freetype/config/ftoption.h + (T1_CONFIG_OPTION_OLD_ENGINE): New macro. + + * include/freetype/internal/psaux.h (PS_Decoder): Remove unused field. + * include/freetype/internal/psaux.h, src/cid/cidgload.c + (cid_load_glyph), src/psaux/psauxmod.c, src/psaux/psobjs.c + (ps_builder_add_point), src/psaux/t1decode.c + (t1_lookup_glyph_by_stdcharcode, t1_decoder_parse_glyph, + t1operator_seac, t1_decoder_parse_charstrings), src/psaux/t1decode.h, + src/type1/t1gload.c (T1_Parse_Glyph_And_Get_Char_String): Surround + relevant code with macro. + Minor code changes. + +2017-10-12 Ewald Hew + + Extract width parsing from Type 1 parser. + + Duplicate the fast advance width calculations from the old parser. + This is to facilitate adding options for compiling out the old parser. + + * src/psaux/t1decode.{c,h} (t1_decoder_parse_metrics): New function. + * include/freetype/internal/psaux.h (T1_Decoder_Funcs): New entry + `parse_metrics'. + * src/psaux/psauxmod.c: Set the new entry. + + * src/type1/t1gload.c (T1_Parse_Glyph_And_Get_Char_String), + src/cid/cidgload.c (cid_load_glyph): Separate + conditional for selecting engine. + +2017-10-09 Werner Lemberg + + * src/base/ftoutln.c (FT_Outline_Translate): Fix integer overflow. + + Reported as + + https://bugs.chromium.org/p/chromium/issues/detail?id=772775 + +2017-10-08 Werner Lemberg + + * src/base/ftobjs.c (ft_glyphslot_preset_bitmap): Integer overflows. + + Reported as + + https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=3579 + +2017-10-07 Werner Lemberg + + [sfnt] Adjust behaviour of PS font names for variation fonts. + + * src/sfnt/sfdriver.c (sfnt_get_var_ps_name): Use a named instance's + PS name only if no variation is applied. + +2017-10-07 Werner Lemberg + + [cff, truetype] Adjust behaviour of named instances. + + This commit completely separates the interaction between named + instances and variation functions. In particular, resetting the + variation returns to the current named instance (if set) and not to + the base font. + + As a side effect, variation functions no longer change the named + instance index. + + * src/cff/cffobjs.c (cff_face_init): Use MM service's `set_instance' + function. + Also apply `MVAR' table to named instances. + + * src/truetype/ttgxvar.c (TT_Get_MM_Var): Add cast. + (tt_set_mm_blend): No longer check whether requested variation + coincides with a named instance. + (TT_Set_Var_Design): Use current named instance for default + coordinates. + * src/truetype/ttobjs.c (tt_face_init): Use `TT_Set_Named_Instance'. + +2017-10-07 Werner Lemberg + + Make `FT_Set_Named_Instance' work. + + * src/cff/cffdrivr.c (cff_set_instance): New function. + (cff_service_multi_masters): Register it. + + * src/truetype/ttgxvar.c (TT_Set_Named_Instance): New function. + * src/truetype/ttgxvar.h: Updated. + * src/truetype/ttdriver.c (tt_service_gx_multi_masters): Register + it. + + * src/type1/t1load.c (T1_Reset_MM_Blend): New function. + * src/type1/t1load.h: Updated. + * src/type1/t1driver.c (t1_service_multi_masters): Register it. + +2017-10-07 Werner Lemberg + + Make `FT_FACE_FLAG_VARIATION' work. + + * include/freetype/internal/tttypes.h (TT_Face): Remove + `is_default_instance'; this can be replaced with a combination of + `FT_IS_VARIATION' and `FT_IS_INSTANCE'. + + * src/cff/cffdrivr.c (cff_get_advances): Updated. + + * src/sfnt/sfdriver.c (sfnt_get_ps_name), src/sfnt/sfobjs.c + (sfnt_init_face): Updated. + + * src/truetype/ttdriver.c (tt_get_advances), src/truetype/ttgload.c + (TT_Process_Simple_Glyph, load_truetype_glyph, IS_DEFAULT_INSTANCE), + src/truetype/ttgxvar.c (tt_set_mm_blend): Updated. + * src/truetype/ttgxvar.c (TT_Set_MM_Blend, TT_Set_Var_Design): + Handle `FT_FACE_FLAG_VARIATION'. + + * src/type1/t1load.c (T1_Set_MM_Blend, T1_Set_MM_Design): Handle + `FT_FACE_FLAG_VARIATION'. + +2017-10-07 Werner Lemberg + + New function `FT_Set_Named_Instance'. + + No effect yet. + + * src/base/ftmm.c (FT_Set_Named_Instance): New function. + + * include/freetype/ftmm.h: Updated. + +2017-10-07 Werner Lemberg + + Add macros for checking whether a font variation is active. + + * include/freetype/freetype.h (FT_FACE_FLAG_VARIATION, + FT_IS_VARIATION): New macros. + No effect yet. + +2017-10-07 Werner Lemberg + + Add framework for setting named instance in MM service. + + * include/freetype/internal/services/svmm.h (FT_Set_Instance_Func): + New function typedef. + (MultiMasters): Add `set_instance' member. + (FT_DEFINE_SERVICE_MULTIMASTERSREC): Updated. + + * src/cff/cffdrivr.c (cff_service_multi_masters), + src/truetype/ttdriver (tt_service_gx_multi_masters), + src/type1/t1driver.c (t1_service_multi_masters): Updated. + +2017-10-07 Werner Lemberg + + [type1] Minor code shuffling. + + * src/type1/t1load.c (T1_Set_MM_Blend): Make it a wrapper of... + (t1_set_mm_blend): ...this new function. + (T1_Set_MM_Design): Use `t1_set_mm_blend'. + +2017-10-05 Werner Lemberg + + * src/base/ftobjs.c (ft_glyphslot_preset_bitmap): Fix integer + overflow. + + Reported as + + https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=3539 + +2017-10-05 Werner Lemberg + + Fix compiler warnings. + + * src/cff/cffdrivr.c (cff_ps_get_font_extra): Avoid code that relies + on numeric overflow. + Add cast. + + * src/smooth/ftsmooth.c (ft_smooth_render_generic): Fix variable + types, add cast. + +2017-10-04 John Tytgat + + [cff] Add support for `FSType'. + + * include/freetype/internal/cfftypes.h (CFF_FontRec): Add + `font_extra' entry. + + * src/cff/cffdrivr.c (cff_ps_get_font_extra): New function to + retrieve FSType info from the embedded PostScript data. + (cff_service_ps_info): Register function. + + * src/cff/cffload.c (cff_font_done): Free `font_extra'. + +2017-09-30 Alexei Podtelezhnikov + + Signedness fixes in bitmap presetting. + + Reported as + + https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=3514. + + * src/raster/ftrend1.c (ft_raster1_render): Explicitly signed height. + * src/smooth/ftsmooth.c (ft_smooth_render_generic): Ditto. + * src/base/ftobjs.c (ft_glyphslot_preset_bitmap): Explicitly unsigned + subtraction. + +2017-09-29 Alexei Podtelezhnikov + + Bitmap metrics presetting [2/2]. + + * src/base/ftobjs.c (FT_Load_Glyph): Preset the bitmap metrics when + appropriate but `FT_Render_Glyph' is not called. + * include/freetype/freetype.h (FT_GlyphSlotRec): Document the change. + +2017-09-28 Alexei Podtelezhnikov + + [smooth, raster] Miscellaneous cleanups. + + * src/raster/ftrend1.c (ft_raster1_render): Clean up the exit. + * src/smooth/ftsmooth.c (ft_smooth_render_generic): Reduce + translations and clean up the exit. + (ft_smooth_render_lcd, ft_smooth_render_lcd): Remove unused `error'. + +2017-09-28 Ben Wagner + + [truetype] Really, really fix #52082. + + * src/truetype/ttinterp.c (Ins_MDRP): Correct conditional. + +2017-09-28 Werner Lemberg + + * src/psaux/psintrp.c (cf2_doStems): Fix integer overflow. + + Reported as + + https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=3510 + +2017-09-28 Ewald Hew + + * src/cid/cidgload.c (cid_slot_load_glyph): Fix memory leak. + + Reported as + + https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=3489 + +2017-09-28 Alexei Podtelezhnikov + + Bitmap metrics presetting [1/2]. + + This mainly just extracts the code for presetting the bitmap metrics + from the monochrome, grayscale, and LCD renderers into a separate + function. + + * src/base/ftobjs.c (ft_glyphslot_preset_bitmap): New function that + calculates prospective bitmap metrics for the given rendering mode. + * include/freetype/internal/ftobjs.h (ft_glyphslot_preset_bitmap): + Declare it. + + * src/base/ftlcdfil.c (ft_lcd_padding): New helper function that adds + padding to CBox taking into account pecularities of LCD rendering. + * include/freetype/ftlcdfil.h (ft_lcd_padding): Declare it. + + * src/raster/ftrend1.c (ft_raster1_render): Reworked to use + `ft_glyphslot_preset_bitmap'. + * src/smooth/ftsmooth.c (ft_smooth_render_generic): Ditto. + (ft_smooth_render_lcd, ft_smooth_render_lcd): The pixel_mode setting + is moved to `ft_glyphslot_preset_bitmap'. + +2017-09-28 Ewald Hew + + [psaux] Fix compiler warning. + + * src/psaux/pshints.c (cf2_hintmap_dump): Add switch for tracing + code. + +2017-09-27 Werner Lemberg + + * src/sfnt/ttload.c (tt_face_load_font_dir): Fix compiler warning. + +2017-09-25 Werner Lemberg + + [psaux] Fix compiler warnings. + + * src/psaux/psft.c (cf2_initLocalRegionBuffer): Remove redundant + test. + + * src/psaux/psintrp.c (cf2_interpT2CharString) + : Add casts. + + * src/psaux/psobjs.c (ps_decoder_init): Add cast. + +2017-09-25 Ewald Hew + + [psaux] Minor fixes. + + * include/freetype/internal/psaux.h, src/psaux/psobjs.{c,h}: + Rearrange `ps_builder_init' arguments to conventional order. + + * src/psaux/psft.c (cf2_decoder_parse_charstrings): Add a check and + notice for `SubFont' in Type 1 mode. + +2017-09-25 Ewald Hew + + [psaux] Move `psdecode' into `psobjs'. + + As the former only contains a single procedure, move it into + `psobjs' for simplicity. Also change the parameter order to the + conventional one. + + * src/psaux/psdecode.c (ps_decoder_init): Moved to... + * src/psaux/psobjs.c: ...Here. + * src/psaux/psdecode.h, src/psaux/psobjs.h: Ditto. + + * include/freetype/internal/psaux.h (PSAux_ServiceRec): Update + `ps_decoder_init' function signature. + + * src/cff/cffgload.c, src/cid/cidgload.c, src/type1/t1gload.c: + Update calls. + + * src/psaux/psaux.c, src/psaux/psauxmod.c: Update includes. + + * src/psaux/Jamfile (_sources), src/psaux/rules.mk (PSAUX_DRV_SRC): + Update file references. + +2017-09-25 Ewald Hew + + [psaux] Fix Type 1 hinting. + + Type 1 hinting breaks sometimes when mid-charstring hints should + have been in the initial hintmap. This fix adds a preprocessing + pass that reads all hints and builds the correct initial hintmap + first, before proceeding to build the glyph outline. + + * src/psaux/psintrp.c (cf2_interpT2CharString): New + `initial_map_ready' boolean flag. + Ignore outline commands and hint changes on first pass. + : Add section to build hintmap and rewind. + +2017-09-25 Ewald Hew + + [psaux] Add tracing for hints. + + * src/psaux/pshints.c (cf2_hintmap_dump): New function. + (cf2_hintmap_insertHint): Trace incoming and inserted hints. + (cf2_hintmap_build): Dump hintmap before and after hint adjustment. + +2017-09-25 Ewald Hew + + [psaux] Minor fixes. + + * src/psaux/psintrp.c (cf2_interpT2CharString): Fix check for pop + results. + s/font->decoder/decoder/ where necessary. + : Use + offset parameter in `cf2_doStems' instead of doing correction for + left-sidebearing. + +2017-09-25 Ewald Hew + + [cid] Use the new engine. + + * src/cid/cidgload.c: Update includes. + (cid_load_glyph, cid_slot_load_glyph): Implement changes to glyph + loading code as with `type1' module. + +2017-09-25 Ewald Hew + + [cid] Add Adobe engine configuration. + + This is similar to what was done in the `type1' module. + + * src/cid/cidriver.c (t1cid_driver_class): Update declaration. + * src/cid/cidobjs.c: Include FT_TYPE1_DRIVER_H. + (cid_driver_init): Update code. + +2017-09-25 Ewald Hew + + [psaux] Change subfont synthesis for CID fonts. + + Change `t1_make_subfont' to take in the Private dict record as an + argument. This is because Type 1 and CID font records in FreeType + have this in different places. + + * src/psaux/psobjs.c (t1_make_subfont): Change `T1_Face' to + `FT_Face' so that CID is also accepted. + Take `PS_Private' as an argument and let caller figure out where the + Private dict actually is. + Update references. + + * include/freetype/internal/psaux.h, src/psaux/psobjs.h: Update + declaration. + + * src/type1/t1gload.c (T1_Parse_Glyph_And_Get_Char_String): Update + call. + +2017-09-25 Ewald Hew + + [type1] Switch to Adobe engine. + + * src/type1/t1objs.c (T1_Driver_Init): Set default to Adobe engine. + +2017-09-25 Ewald Hew + + [psaux] Extend Adobe interpreter (seac). + + This concludes the changes needed to add Type 1 support. + + * src/psaux/psintrp.c: Update includes. + (cf2_interpT2CharString) : Implement this similarly to + implied seac for CFF. + + * src/psaux/t1decode.c (t1_lookup_glyph_by_stdcharcode_ps): New + function to look up the glyph index. + + * src/psaux/psft.c (cf2_getT1SeacComponent, + cf2_freeT1SeacComponent): New functions to get the charstrings for + seac components. + + * src/psaux/t1decode.h, src/psaux/psft.h: Update declarations. + +2017-09-25 Ewald Hew + + [psaux] Extend Adobe interpreter (flex in callothersubr). + + * src/psaux/psintrp.c (cf2_interpT2CharString) + : Fix Flex feature handling (OtherSubrs 0, 1, + 2). + : Do not actually move the `glyphPath' while doing + flex. This is to avoid closing the current contour. + +2017-09-25 Ewald Hew + + [psaux] Extend Adobe interpreter (callothersubr). + + * src/psaux/psintrp.c (cf2_interpT2CharString) + : Copy code from + `t1_decoder_parse_charstrings' (in `t1decode.c'). + OtherSubr 3 (change hints) should reset the hintmask, so that the + new hints are applied. + Fix function calls and stack access. + +2017-09-25 Ewald Hew + + [psaux] Extend Adobe interpreter (pop). + + * src/psaux/psintrp.c (cf2_interpT2CharString): Change how unhandled + OtherSubr results are stored. Implement the PostScript stack using + an array. + : Ensure that the stack is not cleared after getting + `OtherSubr' results. + Fix stack access. + +2017-09-25 Ewald Hew + + [psaux] Extend Adobe interpreter (callsubr). + + * src/psaux/psintrp.c (cf2_interpT2CharString) : + Type 1 mode. + + * src/psaux/psft.c (cf2_initLocalRegionBuffer): Add Type 1 mode. + +2017-09-25 Ewald Hew + + [psaux] Extend Adobe interpreter (div, four-byte numbers). + + * src/psaux/psintrp.c (cf2_interpT2CharString) : Add + Type 1 mode. Type 1 requires large integers to be followed by + `div'; cf. `Adobe Type 1 Font Format', section 6.2. + : Push Type 1 four-byte numbers as `Int' always. This is + to ensure `div' and `callsubr' get values they can use. + +2017-09-25 Ewald Hew + + [psaux] Extend Adobe interpreter (hints). + + * src/psaux/psintrp.c (cf2_interpT2CharString) : Add correction for left sidebearing in Type 1 mode. + Allow adding hints mid-charstring. + : Translate into equivalent commands + for three normal stem hints. This requires some recalculation of + stem positions. + Correction for left sidebearing. + +2017-09-25 Ewald Hew + + [psaux] Extend Adobe interpreter (hsbw, sbw). + + * src/psaux/psintrp.c (cf2_doStems): `hsbw' or `sbw' must be the + first operation in a Type 1 charstring. + (cf2_interpT2CharString): Remove unused variables. + : `hsbw' or `sbw' + must be the first operation in a Type 1 charstring. + : Fix data access and add correction for + left sidebearing. + +2017-09-25 Ewald Hew + + [psaux] Extend Adobe interpreter (setcurrentpoint). + + * src/psaux/psintrp.c (cf2_interpT2CharString) + : Fix stack access. + +2017-09-25 Ewald Hew + + [psaux] Extend Adobe interpreter (closepath). + + * src/psaux/psintrp.c (cf2_interpT2CharString) : + Use the right builder function. We can use the `haveWidth' boolean + already present, instead of implementing `parse_state'. + +2017-09-25 Ewald Hew + + [psaux] Add Type 1 operations to Adobe CFF interpreter. + + The following Type 1 specific ops have been added (copied from + `t1decode'): + + closepath + vstem3 + hstem3 + seac + sbw + callothersubr + pop + setcurrentpoint + hsbw + + The following require a Type 1 mode, because of differences in + specification: + + hstem + vstem + vmoveto + callsubr + div + rmoveto + hmoveto + Numbers + + The subsequent commits will implement these changes and adapt + accesses of data and objects to the new interpreter. + + NOTE: Will not compile in the meantime! + + * src/psaux/psintrp.c: Add opcodes to enum. + (cf2_interpT2CharString): Copy relevant code over from + `t1_decoder_parse_charstrings' (in `t1decode.c'). + +2017-09-25 Ewald Hew + + [type1] Fixes for rendering. + + The Type 1 advance width calculation passes null for glyph slot, + etc, which can cause null pointer access in the new interpreter. + Fall back to the old one for now. + + Fix the large glyph retry code and ensure hinting and scaling flags + are set properly. + + * src/type1/t1gload.c (T1_Parse_Glyph_And_Get_Char_String): Add a + check for metrics_only. + Set the `force_scaling' flag. + (T1_Parse_Glyph): Updated. + (T1_Load_Glyph): Add `hinting' and `scaled' flags. + +2017-09-25 Ewald Hew + + [psaux] Add missing objects (2/2). + + Synthesize a `SubFont' object for Type 1 fonts. This is used in the + interpreter to access Private dict data, which are stored in + different places for Type 1 and CFF. This allows the same data to + be used in either mode. + + * src/psaux/psobjs.c (t1_make_subfont): New procedure to copy + required values to a dummy `CFF_SubFont' object. This is similar to + `cff_make_private_dict'. + * src/psaux/psobjs.h: Add the new declaration. + + * include/freetype/internal/psaux.h, src/psaux/psauxmod.c: Ditto. + Add this to the PSAux Service for future use with CID fonts. + + * src/type1/t1gload.c: Include FT_INTERNAL_CFF_TYPES_H. + (T1_Parse_Glyph_And_Get_Char_String): Add the call. + +2017-09-25 Ewald Hew + + [psaux] Add missing objects for Type 1 (1/2). + + Move `CF2_Font' instance to `PS_Decoder'. This is the context for + the interpreter and since it is currently stored in `CFF_Font', is + unavailable in Type 1 mode. + + * include/freetype/internal/psaux.h (T1_Decoder, PS_Decoder): New + `cf2_instance' field. + + * src/psaux/psdecode.c (ps_decoder_init): Copy `cf2_instance' to + `PS_Decoder'. + + * src/psaux/t1decode.c (t1_decoder_done): Add finalization code. + + * src/psaux/psft.c (cf2_decoder_parse_charstrings): Update accesses. + +2017-09-25 Ewald Hew + + Allow `type1' module to use the Adobe engine. + + Add the callback and some conditionals to switch between the two + engines. + + * include/freetype/internal/psaux.h (T1_Decoder_FuncsRec): Change + function declarations. + * src/psaux/psauxmod.c (T1_Decoder_FuncsRec): Register the + callbacks. + + * src/psaux/psobjs.c (ps_builder_add_point): Add conditionals for + number conversion. + + * src/type1/t1gload.c (T1_Parse_Glyph_And_Get_Char_String): Add code + to choose which renderer to use. + + * src/cid/cidgload.c (cid_load_glyph): Update call. + * src/base/ftobjs.c, src/psaux/psobjs.c, src/type1/t1gload.c: Update + includes. + +2017-09-25 Ewald Hew + + [type1] Add Adobe engine configuration. + + Use the previously changed PS_Driver in type1 module to store + hinting engine configuration. + + * include/freetype/ftt1drv.h: New file. + Duplicate and rename config options from CFF. + * include/freetype/config/ftheader.h (FT_TYPE1_DRIVER_H): New macro. + + * src/type1/t1driver.c (t1_driver_class): Update declaration. + * src/type1/t1objs.c: Include FT_TYPE1_DRIVER_H. + (T1_Driver_Init): Update code. + +2017-09-25 Ewald Hew + + [cff] Move and rename `CFF_Driver'. + + This is so that we can use the same hinting engine parameters for + Type 1. + + * include/freetype/internal/cffotypes.h (CFF_Driver): Rename and + move to... + * include/freetype/internal/psaux.h (PS_Driver): ...here. + + * src/cff/cffdrivr.c, src/cff/cffgload.c, src/cff/cffload.c, + src/cff/cffobjs.c, src/cff/cffobjs.h, src/psaux/psft.c, + src/psaux/psobjs.c: Update references. + +2017-09-25 Ewald Hew + + [psaux, type1] Reorganize object fields. + + Make some fields more generic, so that we can access them the same + way regardless of Type 1 or CFF. + + * include/freetype/internal/psaux.h (PS_Builder): Change `TT_Face' + to `FT_Face'. + Remove unused fields. + + * src/psaux/psft.c: Update all accesses of `PS_Builder.face'. + Add some asserts to guard against casting `T1_Face' as `TT_Face'. + + * src/type1/t1objs.h (T1_GlyphSlot): Reorder fields to follow + `CFF_GlyphSlot', so that we can pretend they are the same in the + interpreter. + + * src/psaux/psobjs.c (ps_builder_init, ps_builder_add_point): + Updated with above changes. + +2017-09-25 Ewald Hew + + [psaux] Prepare for Type 1 mode. + + Add some checks for Type 1 data passing through. + + * src/psaux/psfont.h (CF2_Font): Add `isT1' flag. + * src/psaux/psfont.c (cf2_font_setup): Skip the variations and blend + code which is not applicable for Type 1. + + * src/psaux/psft.c (cf2_decoder_parse_charstrings): Avoid accessing + `decoder->cff' in Type 1 mode. + Copy `is_t1' flag to `CF2_Font'. + +2017-09-25 Ewald Hew + + [psaux, cff] Use the new objects. + + * include/freetype/internal/psaux.h, src/psaux/psauxmod.c: Fix + switching between new and old engines. + + * src/cff/cffgload.c, src/cff/cffparse.c: Update calls. + + * src/psaux/psblues.c, src/psaux/psfont.c, src/psaux/psfont.h, + src/psaux/psft.c, src/psaux/psft.h, src/psaux/psintrp.c: Update all + to use new objects. + +2017-09-24 Ewald Hew + + [psaux] Objects for new interpreter (part 2). + + Make the new objects copy over values. They are essentially wrapper + types for the different decoders/builders. + + * include/freetype/internal/psaux.h: Update declarations. + (PS_Builder): Add `is_t1' flag. + (PS_Decoder_{Get,Free}_Glyph_Callback): Renamed to... + (CFF_Decoder_{Get,Free}_Glyph_Callback: ... this. + (PS_Decoder): Updated. + Add `t1_parse_callback' member. + (PSAux_ServiceRec): Add `ps_decoder_init' member. + + * src/psaux/psdecode.h, src/psaux/psobjs.h: Update declarations. + + * src/psaux/psdecode.c, src/psaux/psobjs.c: Implement copy with two + modes. + + * src/psaux/psauxmod.c: Add builder and decoder functions to `PSAux' + service. + +2017-09-24 Ewald Hew + + [psaux] Add objects for new interpreter. + + Introduce `PS_Decoder' and `PS_Builder' which include all fields + from either Type 1 or CFF decoders/builders. + + * include/freetype/internal/psaux.h (PS_Builder, PS_Decoder): New + structs. + + * src/psaux/psobjs.c, src/psaux/psobjs.h: Add `PS_Builder' + functions. + + * src/psaux/psdecode.c, src/psaux/psdecode.h: New files to hold + `PS_Decoder' initialization functions. + + * src/psaux/psaux.c, src/psaux/Jamfile (_sources), + src/psaux/rules.mk (PSAUX_DRV_SRC): Updated. + +2017-09-24 Ewald Hew + + [psaux] Rename files. + + Replace the `cf2' file name prefix with `ps' as the Adobe engine + will be used for both PostScript Types 1 and 2 (CFF) instead of just + CFF. + + s/cf2/ps/ for all following. + + * src/psaux/cf2*: Rename files. + * src/psaux/*: Update includes. + + * src/psaux/Jamfile (_sources), src/psaux/rules.mk (PSAUX_DRC_SRC, + PSAUX_DRV_H): Update file references. + +2017-09-24 Ewald Hew + + [psaux] Minor fix. + + Use `MultiMasters' service in `psaux' instead of a call to `cff'. + The project builds if CFF_CONFIG_OPTION_OLD_ENGINE is not defined. + + * src/psaux/cf2ft.c: Update includes. + (cf2_getNormalizedVector): Use `mm->get_var_blend' instead of + `cff_get_var_blend'. + +2017-09-24 Ewald Hew + + [psaux, cff] Move `cff_random' into `psaux' service. + + NOTE: Does not compile! + + Minor fix to allow both `cff' and `psaux' to use `cff_random'. + + * src/cff/cffload.c (cff_random): Move to... + * src/psaux/psobjs.c: Here. + * src/cff/cffload.h: Move corresponding declaration to + `src/psaux/psobjs.h'. + + * include/freetype/internal/psaux.h (PSAux_ServiceRec): Register the + function here... + * src/psaux/psauxmod.c: And here. + + * src/cff/cffload.c, src/psaux/cf2intrp.c: Update code. + +2017-09-24 Ewald Hew + + [cff] Move struct declarations to `freetype/internal'. + + NOTE: Does not compile! + + This is so that the CFF functions moved to `psaux' can access the + same structs that they need. + + * src/cff/cfftypes.h: Moved to... + * include/freetype/internal/cfftypes.h: ...Here. + + * src/cff/cffobjs.h: Moved the struct declarations to... + * include/freetype/internal/cffotypes.h: ... this new file. + + * include/freetype/internal/internal.h (FT_INTERNAL_CFF_TYPES_H, + FT_INTERNAL_CFF_OBJECT_TYPES_H): New macros. + + * src/cff/cffcmap.h, src/cff/cffdrivr.c, src/cff/cffgload.c, + src/cff/cffgload.h, src/cff/cffload.h, src/cff/cffobjs.c, + src/cff/cffobjs.h, src/cff/cffparse.h, src/psaux/psobjs.h, + include/freetype/internal/psaux.h, + include/freetype/internal/services/svcfftl.h: Update includes. + + * src/cff/rules.mk (CFF_DRV_H): Updated. + +2017-09-24 Ewald Hew + + [psaux, cff] Add new service for inter-module calls. + + NOTE: Does not compile! + + This is to allow CFF functions moved to `psaux' to call functions + declared in `src/cff/cffload.h'. + + * include/freetype/internal/services/svcfftl.h: New file, setting up + a `CFFLoad' service. + + * include/freetype/internal/ftserv.h (FT_DEFINE_SERVICEDESCREC10, + FT_DEFINE_SERVICEDESCREC): New macros. + (FT_SERVICE_CFF_TABLE_LOAD_H): New macro. + + * src/cff/cffdrivr.c, src/cff/cffpic.h: Register the new service. + + * src/cff/cfftypes.h (CFF_FontRec), src/psaux/cf2font.h + (CF2_FontRec): Add service interface. + + * src/cff/cffobjs.c, src/psaux/cf2font.c, src/psaux/cf2ft.c, + src/psaux/cf2intrp.c, src/psaux/cffdecode.c: Use the new service. + +2017-09-24 Ewald Hew + + [psaux, cff] Add callbacks for inter-module calls. + + NOTE: Does not compile! + + * include/freetype/internal/psaux.h: Add function pointer + declarations. + + * src/psaux/cffdecode.c (cff_decoder_init): Update to take in + callbacks. + * src/psaux/cffdecode.h: Ditto. + + * src/cff/cffgload.c (cff_compute_max_advance, cff_slot_load): + Update calls to pass in callbacks. + * src/psaux/cf2ft.c, src/psaux/cffdecode.c: Use them. + +2017-09-24 Ewald Hew + + [psaux, cff] Create new `PSAux' service interface entries. + + NOTE: Does not compile! + + * include/freetype/internal/psaux.h: Include + FT_INTERNAL_TRUETYPE_TYPES_H. + (CFF_Builder_FuncsRec, CFF_Decocer_FuncsRec): New function tables. + (CFF_Builder): Updated. + Fix for forward declaration. + (PSAux_ServiceRec): New field `cff_decoder_funcs'. + + * src/psaux/psauxmod.c (cff_builder_funcs, cff_decoder_funcs): New + function tables. + (PSAux_Interface): Updated. + + * include/freetype/internal/tttypes.h (TT_FaceRec): Add `psaux' + service interface. + + * src/cff/cffgload.c, src/cff/cffobjs.c, src/cff/cffparse.c: Update + function calls to use psaux service. + +2017-09-24 Ewald Hew + + [psaux, cff] Move CFF builder components into `psaux' module. + + NOTE: Does not compile! + + * src/cff/cffgload.c + (cff_builder_{init,done,add_point,add_point1,add_contour,start_point,close_contour}, + cff_check_points): Move to... + * src/psaux/psobjs.c: Here. + + * src/cff/cffgload.h: Move corresponding declarations to + `src/psaux/psobjs.h'. + + * src/cff/cffgload.h (CFF_Builder): Move struct declaration to... + * include/freetype/internal/psaux.h: Here. + +2017-09-24 Ewald Hew + + [psaux, cff] Move CFF decoder components into `psaux' module. + + NOTE: Does not compile! + + * src/cff/cffgload.c (CFF_Operator, + CFF_COUNT_{CHECK_WIDTH,EXACT,CLEAR_STACK}, cff_argument_counts, + cff_operator_seac, cff_compute_bias, + cff_lookup_glyph_by_stdcharcode, + cff_decoder_{parse_charstrings,init,prepare}): Move to... + * src/psaux/cffdecode.c: This new file. + + * src/cff/cffgload.h: Move corresponding declarations to... + * src/psaux/cffdecode.h: This new file. + + * src/cff/cffgload.h (CFF_MAX_{OPERANDS,SUBRS_CALLS,TRANS_ELEMENTS}, + CFF_Decoder_Zone, CFF_Decoder): Move declarations to... + * include/freetype/internal/psaux.h: Here. + + * src/psaux/cf2ft.h: Update include. + + * src/psaux/psaux.c, src/psaux/rules.mk (PSAUX_DRV_SRC): Update with + the new file. + +2017-09-24 Ewald Hew + + [psaux, cff] Move Adobe's engine components into `psaux' module. + + This is the first patch of a sequence to move the Type 2 charstring + processing capability from the `cff' module to the `psaux' module. + + NOTE: Does not compile! + + * src/cff/cf2*: Move these files to... + * src/psaux/cf2*: Here. + + * src/cff/Jamfile (_sources), src/cff/rules.mk (CFF_DRV_SRC, + CFF_DRV_H), src/cff/cff.c, src/cff/cffgload.c: Remove file + references. + + * src/psaux/Jamfile (_sources), src/psaux/rules.mk, src/psaux/psaux.c + (PSAUX_DRV_SRC, PSAUX_DRV_H): Add file references. + +2017-09-24 Alexei Podtelezhnikov + + Tweak per-face LCD filtering controls. + + Thing are simpler with a NULL-function pointer. + + * include/freetype/internal/ftobjs.h (FT_Face_InternalRec): New + pointer to the filter function. + (FT_LibraryRec): Remove unused `lcd_filter'. + (FT_Bitmap_LcdFilterFunc, ft_lcd_filter_fir): Move from here... + * include/freetype/ftlcdfil.h (FT_Bitmap_LcdFilterFunc, + ft_lcd_filter_fir): ... to here. + + * src/base/ftobjs.c (ft_open_face_internal): NULL-initialize the + per-face filter. + (FT_Face_Properties): Set it. + * src/smooth/ftsmooth.c (ft_smooth_render_generic): Simplify. + + * src/base/ftlcdfil.c (ft_lcd_filter_fir, FT_Libary_SetLcdFilter): + Minor. + +2017-09-24 Jonathan Kew + + [sfnt] Fix `premultiply_data' (#52092). + + * src/sfnt/pngshim.c (premultiply_data): Don't use vector extension + if we have less than 16 bytes of data. + +2017-09-24 Werner Lemberg + + [otvalid] Fix handling of ValueRecords. + + For GPOS pair positioning format 1 the description of ValueRecords + in the OpenType specification (1.8.2, from today) is wrong – the + offset has to be taken from the parent structure; in this case the + `PairSet' table. + + * src/otvalid/otvgpos.c (otv_PairSet_validate): Set `extra3'. + (otv_PairPos_validate): Adjust. + +2017-09-23 Werner Lemberg + + [otvalid] Handle `GSUB' and `GPOS' v1.1 tables. + + * src/otvalid/otvgsub.c (otv_GSUB_validate), src/otvalid/otvgpos.c + (otv_GPOS_validate): Implement it. + +2017-09-23 Werner Lemberg + + [otvalid] Update common table handling to OpenType 1.8.2. + + * src/otvalid/otvcommn.c (otv_Device_validate): Handle + VariationIndex subtable. + (otv_Lookup_validate): Handle MarkFilteringSet. + +2017-09-23 Alexei Podtelezhnikov + + [build] Windows-style DLL versioning. + + * build/windows/ftver.rc: New VERSIONINFO resource. + * build/windows/vc2010/freetype.vcxproj: Further improvements. + +2017-09-23 Ben Wagner + + [truetype] Really fix #52082. + + * src/truetype/ttinterp.c (Ins_MDRP): Correct conditional. + +2017-09-23 Werner Lemberg + + [otvalid] Handle `GDEF' v1.2 and v1.3 tables. + + No validation of variation stuff yet. + + * src/otvalid/otvgdef.c (otv_MarkGlyphSets_validate): New function. + (otv_GDEF_validate): Implement it. + +2017-09-22 Werner Lemberg + + [otvalid] Handle `BASE' v1.1 table. + + No validation of variation stuff yet. + + * src/otvalid/otvbase.c (otv_BASE_validate): Implement it. + +2017-09-22 Werner Lemberg + + [otvalid] Macros for 32bit offset support. + + * src/otvalid/otvcommn.h (OTV_OPTIONAL_TABLE32, + OTV_OPTIONAL_OFFSET32, OTV_SIZE_CHECK32): New macros. + +2017-09-21 Alexei Podtelezhnikov + + [build] Simplify Visual C++ 2010 project. + + * build/windows/vc2010/freetype.vcxproj: Remove fake singlethreaded + configurations and tweak. + +2017-09-21 Werner Lemberg + + [truetype] Integer overflow (#52082). + + * src/truetype/ttinterp.c (Ins_MDRP): Avoid FT_ABS. + +2017-09-21 Werner Lemberg + + [sfnt] Fix postscript name for default instance of variation fonts. + + Problem reported by Behdad. + + * src/sfnt/sfdriver.c (sfnt_get_ps_name): Test + `is_default_instance'. + +2017-09-21 Werner Lemberg + + [truetype] Fix `mmvar' array pointers, part 2. + + The previous commit was incomplete. + + * src/truetype/ttgxvar.c: Properly initialize sub-array offsets for + `master' also. + +2017-09-21 Werner Lemberg + + [truetype] Fix `mmvar' array pointers. + + Without this change, clang's AddressSanitizer reports many runtime + errors due to misaligned addresses. + + * src/truetype/ttgxvar.c (TT_Get_MM_Var): Use multiples of pointer + size for sub-array offsets into `mmvar'. + +2017-09-20 Werner Lemberg + + [truetype] Integer overflows. + + Changes triggered by + + https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=3429 + + * src/truetype/ttinterp.c (Ins_SHPIX, Ins_DELTAP): Use NEG_LONG. + (Ins_MIAP): Use SUB_LONG. + +2017-09-19 Alexei Podtelezhnikov + + [build] Fix DLL builds in Visual C++ project. + + * build/windows/vc2010/freetype.vcxproj: Use DynamicLibrary in Debug + and Release configurations. + * include/freetype/config/ftconfig.h (FT_EXPORT, FT_EXPORT_DEF) + [_DLL]: Use Visual C++ extensions. + +2017-09-19 John Tytgat + + [cff] Fix family name logic of pure CFF fontdata (#52056). + + 1. If `FamilyName' is present in the CFF font, use this for + FT_Face's `family_name'. + 2. Otherwise, use the face name and chop off any subset prefix. + 3. If at this point FT_Face's `family_name' is set, use this + together with the full name to determine the style. + 4. Otherwise, use `CIDFontName' as FT_Face's `family_name'. + 5. If we don't have a valid style, use "Regular". + + Previously, FT_Face's `family_name' entry for pure CFF fontdata + nearly always was the fontname itself, instead of the `FamilyName' + entry in the CFF font (assuming there is one). + + * src/cff/cffobjs.c (cff_face_init) [pure_cff]: Implement it. + +2017-09-18 Alexei Podtelezhnikov + + [build] Declutter Visual C++ 2010-2017 project. + + * build/windows/vc2010/freetype.vcxproj: Use MaxSpeed (/02) + optimization for Release configuration throughout the project. + + +---------------------------------------------------------------------------- + +Copyright (C) 2017-2019 by +David Turner, Robert Wilhelm, and Werner Lemberg. + +This file is part of the FreeType project, and may only be used, modified, +and distributed under the terms of the FreeType project license, +LICENSE.TXT. By continuing to use, modify, or distribute this file you +indicate that you have read the license and understand and accept it +fully. + + +Local Variables: +version-control: never +coding: utf-8 +End: