diff options
author | Matthieu Herrb <matthieu@cvs.openbsd.org> | 2011-07-18 20:30:00 +0000 |
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committer | Matthieu Herrb <matthieu@cvs.openbsd.org> | 2011-07-18 20:30:00 +0000 |
commit | 18c040ad5197a47d908cba66fdac8e77c83809e4 (patch) | |
tree | 5e8a5a395a910ff95b080560f5239d761529f943 /lib/freetype/ChangeLog | |
parent | 7dfeaf2d218d6d8404ff3e77d21e9c6260eb63ed (diff) |
Update to freetype 2.4.5. Tested by many.
Diffstat (limited to 'lib/freetype/ChangeLog')
-rw-r--r-- | lib/freetype/ChangeLog | 1216 |
1 files changed, 1190 insertions, 26 deletions
diff --git a/lib/freetype/ChangeLog b/lib/freetype/ChangeLog index b7aea5217..ef582eb01 100644 --- a/lib/freetype/ChangeLog +++ b/lib/freetype/ChangeLog @@ -1,3 +1,1167 @@ +2011-06-24 Werner Lemberg <wl@gnu.org> + + * Version 2.4.5 released. + ========================= + + + Tag sources with `VER-2-4-5'. + + * docs/CHANGES: Updated. + + * docs/VERSION.DLL: Update documentation and bump version number to + 2.4.5 + + * README, Jamfile (RefDoc), + builds/win32/vc2005/freetype.vcproj, builds/win32/vc2005/index.html, + builds/win32/vc2008/freetype.vcproj, builds/win32/vc2008/index.html, + builds/win32/vc2010/freetype.vcxproj, builds/win32/vc2010/index.html, + builds/win32/visualc/freetype.dsp, + builds/win32/visualc/freetype.vcproj, + builds/win32/visualc/index.html, builds/win32/visualce/freetype.dsp, + builds/win32/visualce/freetype.vcproj, + builds/win32/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/2.4.4/2.4.5/, s/244/245/. + + * include/freetype/freetype.h (FREETYPE_PATCH): Set to 5. + + * builds/unix/configure.raw (version_info): Set to 13:0:7. + +2011-06-20 Werner Lemberg <wl@gnu.org> + + * src/autofit/aflatin.c (af_latin_metrics_scale_dim): Fix change + from 2011-05-04. + +2011-06-19 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [gxvalid] make the `prop' validation tracing verbose. + + * src/gxvalid/gxvprop.c: Add tracing messages for errors. + +2011-06-19 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [autogen.sh] Reflect environment variable LIBTOOLIZE. + +2011-06-18 Werner Lemberg <wl@gnu.org> + + Update license documentation. + + * docs/GPL.TXT: Renamed to... + * docs/GPLv2.TXT: This. + + * docs/LICENSE.TXT: Updated. + +2011-06-14 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + Fix g++4.6 compiler warnings in module drivers. + + The background is same with previous commit. + + * src/truetype/ttgxvar.c (ft_var_readpackedpoints): + Init `points'. (TT_Vary_Get_Glyph_Deltas): Init + `delta_xy'. (TT_Get_MM_Var): Init `mmvar'. + * src/type1/t1load.c (T1_Get_MM_Var): Ditto. + * src/cff/cffdrivr.c (cff_ps_get_font_info): Init + `font_info'. + * src/cff/cffload.c (cff_index_get_pointers): Init `t'. + (cff_font_load): Init `sub'. + * src/cff/cffobjs.c (cff_size_init): Init `internal'. + (cff_face_init): Init `cff'. + * src/pfr/pfrload.c (pfr_extra_item_load_stem_snaps): + Init `snaps'. + * src/pcf/pcfread.c (pcf_get_properties): Init `properties'. + (pcf_get_bitmaps): Init `offsets'. (pcf_get_encodings): + Init `tmpEncoding'. + * src/sfnt/ttload.c (tt_face_load_gasp): Init `gaspranges'. + * src/sfnt/ttsbit.c (Load_SBit_Image): Init `components'. + * src/cache/ftcmru.c (FTC_MruList_New): Init `node'. + * src/gzip/ftgzip.c (FT_Stream_OpenGzip): Init `zip' and + `zip_buff'. + * src/lzw/ftlzw.c (FT_Stream_OpenLZW): Init `zip'. + * src/bzip2/ftbzip2.c (FT_Stream_OpenBzip2): Init `zip'. + +2011-06-14 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [base] Fix g++4.6 compiler warnings in src/base/*.c. + + Passing uninitialized pointer to FT_NEW() families is + not problematic theoretically (as far as the returned + pointer is checked before writing), but g++4.6 dislikes + it and warns by -Wuninitialized. Initialize them by NULL. + + * src/base/ftobjs.c (FT_Stream_New): Init `stream'. + (new_memory_stream): Ditto. + (FT_New_GlyphSlot): Init `slot'. + (FT_CMap_New): Init `cmap'. + (open_face_PS_from_sfnt_stream): Init `sfnt_ps'. + (Mac_Read_POST_Resource): Init `pfb_data'. + (Mac_Read_sfnt_Resource): Init `sfnt_data'. + * src/base/ftrfork.c (FT_Raccess_Get_DataOffsets): + Init `offsets_internal' and `ref'. + (raccess_guess_darwin_hfsplus): Init `newpath'. + (raccess_guess_darwin_newvfs): Ditto. + * src/base/ftbitmap.c (ft_bitmap_assure_buffer): + Init `buffer'. + * src/base/ftstroke.c (FT_Stroker_New): Init `stroker'. + +2011-06-14 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [gxvalid] Cleanup. + + Some invalid, overrunning, unrecommended non-zero values + are cared in paranoid validation mode only. There are + many lines looking like: + + if ( valid->root->level >= FT_VALIDATE_PARANOID ) + FT_INVALID_xxx; + + To simplify them, GXV_SET_ERR_IF_PARANOID( err ) is + introduced for more paranoid validation in future. + + * src/gxvalid/gxvcommn.h (IS_PARANOID_VALIDATION): + New macro to assure valid->root->level is more or + equal to FT_VALIDATE_PARANOID. (GXV_SET_ERR_IF_PARANOID): + New macro to raise an error if in paranoid validation. + * src/gxvalid/gxvcommn.c: Use GXV_SET_ERR_IF_PARANOID(). + * src/gxvalid/gxvfeat.c: Ditto. + * src/gxvalid/gxvjust.c: Ditto. + * src/gxvalid/gxvkern.c: Ditto. + * src/gxvalid/gxvmort.c: Ditto. + * src/gxvalid/gxvmort0.c: Ditto. + * src/gxvalid/gxvmort1.c: Ditto. + * src/gxvalid/gxvmort2.c: Ditto. + * src/gxvalid/gxvmorx1.c: Ditto. + * src/gxvalid/gxvmorx2.c: Ditto. + +2011-06-14 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [gxvalid] Fix gcc4.6 compiler warnings in gxvtrak.c. + + * src/gxvalid/gxvtrak.c (gxv_trak_trackTable_validate): + Check different entries pointing same traking value. + (gxv_trak_validate): Remove unused variable `table_size'. + +2011-06-14 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [gxvalid] Fix gcc4.6 compiler warnings in gxvmorx*.c. + + * src/gxvalid/gxvmorx.c (gxv_morx_subtables_validate): + Conditionalize unvalidated variable `subFeatureFlags'. + (gxv_morx_chain_validate): Conditionalize unvalidated + variable `defaultFlags'. + + * src/gxvalid/gxmorx0.c + (gxv_morx_subtable_type0_entry_validate): + Conditionalize unvalidated variables; `markFirst', + `dontAdvance', `markLast', `verb'. + + * src/gxvalid/gxmorx1.c + (gxv_morx_subtable_type1_entry_validate): Conditionalize + unvalidated variables; `setMark', `dontAdvance'. + + * src/gxvalid/gxvmorx2.c + (gxv_morx_subtable_type2_ligActionOffset_validate): + Conditionalize unvalidated variables; `last', `store'. + Checking for overrunning offset is added. + (gxv_morx_subtable_type2_entry_validate): + Conditionalize unvalidated variables; `setComponent', + `dontAdvance', `performAction'. + (gxv_morx_subtable_type2_ligatureTable_validate): + Check if the GID for ligature does not exceed the + max GID in `maxp' table. + + * src/gxvalid/gxvmort5.c + (gxv_morx_subtable_type5_InsertList_validate): + Conditionalize unvalidated loading of `insert_glyphID' + array. (gxv_morx_subtable_type5_entry_validate): + Conditionalize unvalidated variables; `setMark', + `dontAdvance', `currentIsKashidaLike', + `markedIsKashidaLike', `currentInsertBefore', + `markedInsertBefore'. + +2011-06-14 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [gxvalid] Fix gcc4.6 compiler warnings in gxvmort*.c. + + * src/gxvalid/gxvmort.c (gxv_mort_subtables_validate): + Conditionalize unvalidated variable `subFeatureFlags'. + (gxv_mort_chain_validate): Conditionalize unvalidated + variable `defaultFlags'. + + * src/gxvalid/gxmort0.c + (gxv_mort_subtable_type0_entry_validate): Check the + conflict of the marks for the glyphs. + + * src/gxvalid/gxmort1.c + (gxv_mort_subtable_type1_offset_to_subst_validate): + Local variables `min_gid', `max_gid' are replaced by + variables in the validator. + (gxv_mort_subtable_type1_entry_validate): Conditionalize + unvalidated variables; `setMark', `dontAdvance'. + (gxv_mort_subtable_type1_substTable_validate): + Validate the GID by the min/max GIDs in the validator. + + * src/gxvalid/gxvmort2.c + (gxv_mort_subtable_type2_ligActionOffset_validate): + Conditionalize unvalidated variables; `last', `store'. + Checking for overrunning offset is added. + (gxv_mort_subtable_type2_entry_validate): + Conditionalize unvalidated variables; `setComponent', + `dontAdvance'. + (gxv_mort_subtable_type2_ligatureTable_validate): + Check if the GID for ligature does not exceed the + max GID in `maxp' table. + + * src/gxvalid/gxvmort5.c + (gxv_mort_subtable_type5_InsertList_validate): + Conditionalize unvalidated loading of `insert_glyphID' + array. (gxv_mort_subtable_type5_entry_validate): + Conditionalize unvalidated variables; `setMark', + `dontAdvance', `currentIsKashidaLike', + `markedIsKashidaLike', `currentInsertBefore', + `markedInsertBefore'. + +2011-06-14 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [gxvalid] Fix gcc4.6 compiler warnings in gxvkern.c. + + * src/gxvalid/gxvkern.c + (gxv_kern_subtable_fmt0_pairs_validate): Conditionalize + unvalidated variable `kernValue'. + (gxv_kern_subtable_fmt1_entry_validate): Conditionalize + unvalidated variables; `push', `dontAdvance', `kernAction', + `kernValue'. + (gxv_kern_coverage_new_apple_validate): Conditionalize + trace-only variables; `kernVertical', `kernCrossStream', + `kernVariation'. + (gxv_kern_coverage_classic_apple_validate): Conditionalize + trace-only variables; `horizontal', `cross_stream'. + (gxv_kern_coverage_classic_microsoft_validate): + Conditionalize trace-only variables; `horizontal', + `minimum', `cross_stream', `override'. + (gxv_kern_subtable_validate): Conditionalize trace-only + variables; `version', `tupleIndex'. + +2011-06-14 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [gxvalid] Fix gcc4.6 compiler warnings in gxvjust.c. + + * src/gxvalid/gxvjust.c (gxv_just_check_max_gid): + New function to unify the checks of too large GID. + (gxv_just_wdp_entry_validate): Conditionalize unvalidated + variables; `beforeGrowLimit', `beforeShrinkGrowLimit', + `afterGrowLimit', `afterShrinkGrowLimit', `growFlags', + `shrinkFlags'. Additional check for non-zero values in + unused storage `justClass' is added. + (gxv_just_actSubrecord_type0_validate): Conditionalize + unvalidated variable `order'. GID is checked by + gxv_just_check_max_gid(). Additional check for upside-down + relationship between `lowerLimit' and `upperLimit' is added. + (gxv_just_actSubrecord_type1_validate): GID is checked by + gxv_just_check_max_gid(). + (gxv_just_actSubrecord_type2_validate): Conditionalize + unvalidated variable `substThreshhold'. GID is checked by + gxv_just_check_max_gid(). + (gxv_just_actSubrecord_type5_validate): GID is checked by + gxv_just_check_max_gid(). + (gxv_just_classTable_entry_validate): Conditionalize + unvalidated variables; `setMark', `dontAdvance', + `markClass', `currentClass'. + +2011-06-14 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [gxvalid] Preparation to fix gcc4.6 compiler warnings. + + * src/gxvalid/gxvcommn.h (GXV_LOAD_TRACE_VARS): New macro to + conditionalize the variable which is only used for trace messages. + Automatically set by FT_DEBUG_LEVEL_TRACE. + (GXV_LOAD_UNUSED_VARS): New macro to conditionalize the loading of + unvalidated variables. Undefined by default to calm gcc4.6 warning. + (GXV_ValidatorRec.{min_gid,max_gid}): New variables to hold defined + GID ranges, for the comparison of GID ranges in different subtables. + +2011-06-08 Werner Lemberg <wl@gnu.org> + + [autofit] Remove unused structure member. + + * src/autofit/afhints.h (AF_SegmentRec): Remove `contour'. + * src/autofit/aflatin.c (af_latin_hints_compute_segments), + src/autofit/aflatin2.c (af_latin2_hints_compute_segments): Updated. + +2011-05-30 Werner Lemberg <wl@gnu.org> + + Fix g++ 4.6 compilation. + + * src/autofit/afhints.c (af_glyph_hints_dump_segments, + af_glyph_hints_dump_edges): Use cast. + +2011-05-30 Werner Lemberg <wl@gnu.org> + + Fix gcc 4.6 compiler warnings. + + * src/autofit/afcjk.c (af_cjk_metrics_init_blues): Use casts and + remove unused variables. + * src/autofit/aflatin.c (af_latin_hints_compute_edges): Comment out + `up_dir'. + * src/smooth/ftsmooth.c (ft_smooth_render_generic): Use `height_org' + and `width_org' conditionalized. + +2011-05-28 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [mac] Conditionalize the inclusion of `AvailabilityMacros.h'. + + The native SDK on earliest Mac OS X (10.0-10.1) did not have + `AvailabilityMacros.h'. To prevent the inclusion of missing + header file, ECANCELED (introduced in 10.2) in POSIX header + file <errno.h> is checked to detect the system version. + + * include/freetype/config/ftconfig.h: Conditionalize the + inclusion of `AvailabilityMacros.h'. + * builds/unix/ftconfig.in: Ditto. + * builds/vms/ftconfig.h: Ditto. + +2011-05-27 Werner Lemberg <wl@gnu.org> + + [autofit] Improve tracing of hinting process. + + * src/autofit/aflatin.c (af_latin_hint_edges): Add tracing message + `ADJUST'. + +2011-05-26 Werner Lemberg <wl@gnu.org> + + [autofit] Fix trace message. + + * src/autofit/aflatin.c (af_latin_hint_edges): Show correct value in + tracing message. + +2011-05-24 Daniel Zimmermann <netzimme@googlemail.com> + + Reduce warnings for MS Visual Studio 2010. + + * src/autofit/afhints.c (af_glyph_hints_get_num_segments, + af_glyph_hints_get_segment_offset) [!FT_DEBUG_AUTOFIT]: Provide + return value. + * src/cff/cffgload.c (cff_slot_load): Add cast. + * src/truetype/ttobjs.c (tt_check_trickyness_sfnt_ids): Use proper + loop variable type. + +2011-05-16 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + Automake component `builds/unix/install-sh' is removed. + + * builds/unix/install-sh: Removed. It is not needed to + include repository, because autogen.sh installs it. + * builds/unix/.gitignore: Register install-sh. + +2011-05-12 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [autofit] Make trace message for CJK bluezone more verbose. + +2011-05-08 Just Fill Bugs <mozbugbox@yahoo.com.au> + suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [autofit] Add bluezones for CJK Ideographs. + + To remove extremas of vertical strokes of CJK Ideographs at + low resolution and make the top and bottom horizontal stems + aligned, bluezones for CJK Ideographs are calculated from + sample glyphs. At present, vertical bluezones (bluezones + to align vertical stems) are disabled by default. For detail, see + http://lists.gnu.org/archive/html/freetype-devel/2011-04/msg00070.html + http://lists.gnu.org/archive/html/freetype-devel/2011-04/msg00092.html + http://lists.gnu.org/archive/html/freetype-devel/2011-05/msg00001.html + + * include/freetype/internal/fttrace.h: New trace component `afcjk'. + * src/autofit/afcjk.h (AF_CJK{Blue,Axis,Metric}Rec): Add CJK version + for AF_Latin{Blue,Axis,Metric}Rec. + (af_cjk_metrics_check_digits): Ditto, shared with Indic module. + (af_cjk_metrics_init_widths): Ditto. + (af_cjk_metrics_init): Take AF_CJKMetric instead of AF_LatinMetric. + (af_cjk_metrics_scale): Ditto (declaration). + (af_cjk_hints_init): Ditto (declaration). + (af_cjk_hints_apply): Ditto (declaration). + * src/autofit/afcjk.c (af_cjk_metrics_scale): Ditto (body). + (af_cjk_hints_init): Ditto (body). + (af_cjk_hints_apply): Ditto (body). + (af_cjk_metrics_init_widths): Duplicate af_latin_metrics_init_widths. + (af_cjk_metrics_check_digits): Duplicate af_latin_metrics_check_digits. + (af_cjk_metrics_init): Call CJK bluezone initializer. + (af_cjk_metrics_scale_dim): Add code to scale bluezones. + (af_cjk_hints_compute_blue_edges): New function, CJK version of + af_latin_hints_compute_blue_edges. + (af_cjk_metrics_init_blues): New function, CJK version of + af_latin_metrics_init_blues. + (af_cjk_hints_edges): Add code to align the edge stems to blue zones. + + * src/autofit/afindic.c (af_indic_metrics_init): Take AF_CJKMetric + instead of AF_LatinMetric, and initialize as af_cjk_metrics_init. + However bluezones are not initialized. + (af_indic_metrics_scale): Take AF_CJKMetric instead of AF_LatinMetric. + (af_indic_hints_init): Ditto. + (af_indic_hints_apply): Ditto. + + * docs/CHANGES: Note about CJK bluezone support. + +2011-05-06 Werner Lemberg <wl@gnu.org> + + [autofit] Remove unused struct member. + + * src/autofit/aflatin.h (AF_LatinAxis): Remove `control_overshoot'. + +2011-05-04 Werner Lemberg <wl@gnu.org> + + * src/autofit/aflatin.c (af_latin_metrics_scale_dim): Simplify. + +2011-05-01 Just Fill Bugs <mozbugbox@yahoo.com.au> + Werner Lemberg <wl@gnu.org> + + [autofit] Add more debugging functions. + + * src/autofit/afhints.c (af_glyph_hints_get_num_segments, + af_glyph_hints_get_segment_offset): New functions. + +2011-05-01 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + Add new option `--disable-mmap' to configure script. + + * builds/unix/configure.raw: New option `--disable-mmap' + is added. It is for the developers to simulate the systems + without mmap() (like 4.3BSD, minix etc) on POSIX systems. + +2011-04-30 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [truetype] Always recalculate the sfnt table checksum. + + * src/truetype/ttobjs.c (tt_get_sfnt_checksum): Recalculate + the sfnt table checksum even if non-zero value is written in + the TrueType font header. Some bad PDF generators write + wrong values. For details see examples and benchmark tests + of the latency by recalculation: + http://lists.gnu.org/archive/html/freetype-devel/2011-04/msg00091.html + http://lists.gnu.org/archive/html/freetype-devel/2011-04/msg00096.html + +2011-04-30 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [truetype] Register a set of tricky fonts, NEC FA family. + + * src/truetype/ttobjs.c (tt_check_trickyness_sfnt_ids): + Add 8 checksum sets for NEC FA family. For the tricky fonts + without some tables (e.g. NEC FA fonts lack cvt table), + extra check is added to assure that a zero-length table in the + registry is not included in the font. + +2011-04-29 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [truetype] Fix a bug in the sfnt table checksum getter. + + * src/truetype/ttobjs.c (tt_get_sfnt_checksum): Check the + return value of face->goto_table() correctly. + +2011-04-28 Werner Lemberg <wl@gnu.org> + + [autofit] Improve tracing messages. + + * src/autofit/aflatin.c (af_latin_metrics_init_blues, + af_latin_align_linked_edge, af_latin_hint_edges): Do it. + +2011-04-25 Kan-Ru Chen <kanru@kanru.info> + + [truetype] Always check the checksum to identify tricky fonts. + + Because some PDF generators mangle the family name badly, + the trickyness check by the checksum should be invoked always. + For sample PDF, see + http://lists.gnu.org/archive/html/freetype-devel/2011-04/msg00073.html + + * src/truetype/ttobjs.c (tt_check_trickyness): Even when + tt_check_trickyness_family() finds no trickyness, + tt_check_trickyness_sfnt_ids() is invoked. + +2011-04-22 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [autofit] Add more Indic scripts with hanging baseline. + + * src/autofit/afindic.c (af_indic_uniranges): Tibetan, Limbu, + Sundanese, Meetei Mayak, Syloti Nagri and Sharada scripts are + added. + +2011-04-21 Behdad Esfahbod <behdad@behdad.org> + + Always ignore global advance. + + This makes FT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH redundant, + deprecated, and ignored. The new behavior is what every major user + of FreeType has been requesting. Global advance is broken in many + CJK fonts. Just ignoring it by default makes most sense. + + * src/truetype/ttdriver.c (tt_get_advances), + src/truetype/ttgload.c (TT_Get_HMetrics, TT_Get_VMetrics, + tt_get_metrics, compute_glyph_metrics, TT_Load_Glyph), + src/truetype/ttgload.h: Implement it. + + * docs/CHANGES: Updated. + +2011-04-21 rainy6144 <rainy6144@gmail.com> + + [autofit] Blur CJK stems if too many to preserve their gaps. + + When there are too many stems to preserve their gaps in the + rasterization of CJK Ideographs at a low resolution, blur the + stems instead of showing clumped stems. See + http://lists.gnu.org/archive/html/freetype-devel/2011-02/msg00011.html + http://lists.gnu.org/archive/html/freetype-devel/2011-04/msg00046.html + for details. + + * src/autofit/afcjk.c (af_cjk_hint_edges): Store the position of + the previous stem by `has_last_stem' and `last_stem_pos', and skip + a stem if the current and previous stem are too near to preserve + the gap. + +2011-04-18 Werner Lemberg <wl@gnu.org> + + Integrate autofitter debugging stuff. + + * devel/ftoption.h, include/freetype/config/ftoption.h + (FT_DEBUG_AUTOFIT): New macro. + + * include/freetype/internal/fttrace.h: Add trace components for + autofitter. + + * src/autofit/aftypes.h (AF_LOG): Removed. + (_af_debug): Removed. + + * src/autofit/*: s/AF_DEBUG/FT_DEBUG_AUTOFIT/. + s/AF_LOG/FT_TRACE5/. + Define FT_COMPONENT where necessary. + +2011-04-18 Werner Lemberg <wl@gnu.org> + + Synchronize config files. + + * builds/unix/ftconfig.in: Copy missing assembler routines from + include/freetype/config/ftconfig.h. + +2011-04-13 Werner Lemberg <wl@gnu.org> + + Fix Savannah bug #33047. + + Patch submitted by anonymous reporter. + + * src/psaux/psobjs.c (ps_table_add): Use FT_PtrDist for pointer + difference. + +2011-04-11 Kan-Ru Chen <kanru@kanru.info> + + Fix reading of signed integers from files on 64bit platforms. + + Previously, signed integers were converted to unsigned integers, but + this can fail because of sign extension. For example, 0xa344a1eb + becomes 0xffffffffa344a1eb. + + We now do the reverse which is always correct because the integer + size is the same during the cast from unsigned to signed. + + * include/freetype/internal/ftstream.h, src/base/ftstream.c + (FT_Stream_Get*): Replace with... + (FT_Stream_GetU*): Functions which read unsigned integers. + Update all macros accordingly. + + * src/gzip/ftgzip.c (ft_gzip_get_uncompressed_size): Updated. + +2011-04-07 Werner Lemberg <wl@gnu.org> + + Update Unicode ranges for CJK autofitter; in particular, add Hangul. + + * src/autofit/afcjk.c (af_cjk_uniranges): Update to Unicode 6.0. + +2011-04-04 Werner Lemberg <wl@gnu.org> + + Fix formatting of autofit debug dumps. + + * src/autofit/afhints.c (af_glyph_hints_dump_points, + af_glyph_hints_dump_segments, af_glyph_hints_dump_edges): Adjust + column widths. + +2011-03-30 Werner Lemberg <wl@gnu.org> + + * src/autofit/aftypes.h (AF_OutlineRec): Removed, unused. + +2011-03-24 Werner Lemberg <wl@gnu.org> + + * src/cff/cfftypes.h (CFF_MAX_CID_FONTS): Increase to 256. + This limit is given on p. 37 of Adobe Technical Note #5014. + +2011-03-23 Werner Lemberg <wl@gnu.org> + + * src/truetype/ttpload.c (tt_face_load_loca): Fix mismatch warning. + +2011-03-20 Werner Lemberg <wl@gnu.org> + + * src/sfnt/sfobjs.c (sfnt_open_font): Check number of TTC subfonts. + +2011-03-19 Werner Lemberg <wl@gnu.org> + + More C++ compilation fixes. + + * src/autofit/afhints.c (af_glyph_hints_dump_points, + af_glyph_hints_dump_segments, af_glyph_hints_dump_edges) + [__cplusplus]: Protect with `extern "C"'. + +2011-03-18 Werner Lemberg <wl@gnu.org> + + C++ compilation fixes. + + * src/autofit/aflatin.c (af_latin_hints_apply), src/autofit/afcjk.c + (af_cjk_hints_apply): Use cast for `dim'. + +2011-03-17 Alexei Podtelezhnikov <apodtele@gmail.com> + + A better fix for Savannah bug #32671. + + * src/smooth/ftgrays.c (gray_render_conic): Clean up code and + replace WHILE loop with a more natural DO-WHILE construct. + +2011-03-16 Werner Lemberg <wl@gnu.org>. + + * src/base/ftstroke.c (FT_StrokerRec): Remove unused `valid' field. + Suggested by Graham Asher. + +2011-03-09 Werner Lemberg <wl@gnu.org> + + Make FT_Sfnt_Table_Info return the number of SFNT tables. + + * src/sfnt/sfdriver.c (sfnt_table_info): Implement it. + * include/freetype/tttables.h: Update documentation. + * docs/CHANGES: Updated. + +2011-03-07 Bram Tassyns <bramt@enfocus.be> + + Fix Savannah bug #27988. + + * src/cff/cffobjs.c (remove_style): New function. + (cff_face_init): Use it to strip off the style part of the family + name. + +2011-03-07 Werner Lemberg <wl@gnu.org> + + * docs/CHANGES: Updated. + +2011-03-07 Alexei Podtelezhnikov <apodtele@gmail.com> + + Quick fix for Savannah bug #32671. + + This isn't the optimal solution yet, but it restores the previous + rendering quality (more or less). + + * src/smooth/ftgrays.c (gray_render_conic): Do more splitting. + +2011-03-06 Werner Lemberg <wl@gnu.org> + + Fix autohinting fallback. + + * src/base/ftobjs.c (FT_Load_Glyph): Assure that we only check TTFs, + ignoring CFF-based OTFs. + +2011-02-27 Werner Lemberg <wl@gnu.org> + + Add AF_CONFIG_OPTION_USE_WARPER to control the autofit warper. + + * devel/ftoption.h, include/freetype/config/ftoption.h + (AF_CONFIG_OPTION_USE_WARPER): New macro. + * src/autofit/aftypes.h (AF_USE_WARPER): Remove. + + * src/autofit/*: s/AF_USE_WARPER/AF_CONFIG_OPTION_USE_WARPER/. + + * src/autofit/afwarp.c [!AF_CONFIG_OPTION_USE_WARPER]: Replace dummy + variable assignment with a typedef. + +2011-02-26 Werner Lemberg <wl@gnu.org> + + [autofit] Slight simplifications. + + * src/autofit/aflatin.c (af_latin_hints_link_segments): Remove + test which always returns false. + (af_latin_hints_compute_blue_edges): Remove redundant assignment. + +2011-02-24 Werner Lemberg <wl@gnu.org> + + * docs/PROBLEMS: Mention rendering differences on different + platforms. + Suggested and worded by Jason Owen <jason.a.owen@gmail.com>. + +2011-02-24 Werner Lemberg <wl@gnu.org> + + [autofit] Comment out unused code. + + * src/autofit/aflatin.c, src/autofit/aflatin2.c + (af_latin_hints_compute_edges): Do it. + +2011-02-24 Werner Lemberg <wl@gnu.org> + + * src/autofit/afhints.h (AF_GlyphHints): Remove unused field. + +2011-02-20 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [cache] Fix an off-by-one bug in `FTC_Manager_RemoveFaceID'. + Found by <ychen1392001@yahoo.com.cn>, see detail in + + http://lists.gnu.org/archive/html/freetype/2011-01/msg00023.html + + * src/cache/ftccache.c (FTC_Cache_RemoveFaceID): Check the node + buckets[cache->p + cache->mask] too. + +2011-02-19 Kevin Kofler <kevin.kofler@chello.at> + + Fall back to autohinting if a TTF/OTF doesn't contain any bytecode. + This is Savannah patch #7471. + + * src/base/ftobjs.c (FT_Load_Glyph): Implement it. + +2011-02-19 John Tytgat <John.Tytgat@esko.com> + + [cff] Fix subset prefix removal. + This is Savannah patch #7465. + + * src/cff/cffobjs.c (remove_subset_prefix): Update length after + subset prefix removal. + +2011-02-13 Bradley Grainger <bgrainger@logos.com> + + Add inline assembly version of FT_MulFix for MSVC. + + * include/freetype/config/ftconfig.h: Ported the FT_MulFix_i386 + function from GNU inline assembly syntax (see #ifdef __GNUC__ block + above) to MASM syntax for Microsoft Visual C++. + +2011-02-13 Bradley Grainger <bgrainger@logos.com> + + Add project and solution files in Visual Studio 2010 format. + + * builds/win32/.gitignore: Ignore user-specific cache files. + * builds/win32/vc2010/: Add VS2010 project & solution files, created + by upgrading builds/win32/vc2008/freetype.vcproj. + * objs/.gitignore: Ignore Visual Studio output files. + +2011-02-01 Werner Lemberg <wl@gnu.org> + + * src/autofit/afdummy.c: Include `aferrors.h'. + Problem reported by Chris Liddell <chris.liddell@artifex.com>. + +2011-02-01 Werner Lemberg <wl@gnu.org> + + [cff] Ignore unknown operators in charstrings. + Patch suggested by Miles.Lau <sunliang_liu@foxitsoftware.com>. + + * src/cff/cffgload.c (cff_decoder_parse_charstrings): Emit tracing + message for unknown operators and continue instead of exiting with a + syntax error. + +2011-02-01 Werner Lemberg <wl@gnu.org> + + [truetype] FT_LOAD_PEDANTIC now affects `prep' and `fpgm' also. + + * src/truetype/ttgload.c (tt_loader_init): Handle + `FT_LOAD_PEDANTIC'. + * src/truetype/ttobjs.c (tt_size_run_fpgm, tt_size_run_prep, + tt_size_init_bytecode, tt_size_ready_bytecode): New argument to + handle pedantic mode. + * src/truetype/ttobjs.h: Updated. + +2011-01-31 Werner Lemberg <wl@gnu.org> + + [truetype] Protect jump instructions against endless loops. + + * src/truetype/interp.c (DO_JROT, DO_JMPR, DO_JROF): Exit with error + if offset is zero. + +2011-01-31 Werner Lemberg <wl@gnu.org> + + [truetype] Improve handling of invalid references. + + * src/truetype/interp.c: Set even more TT_Err_Invalid_Reference + error codes only if pedantic hinting is active. At the same time, + try to provide sane values which hopefully allow useful + continuation. Exception to this is CALL and LOOPCALL – due to + possible stack corruption it is necessary to bail out. + +2011-01-31 Werner Lemberg <wl@gnu.org> + + [truetype] Improve handling of stack underflow. + + * src/truetype/ttinterp.c (TT_RunIns, Ins_FLIPPT, Ins_DELTAP, + Ins_DELTAC): Exit with error only if `pedantic_hinting' is set. + Otherwise, try to do something sane. + +2011-01-30 Werner Lemberg <wl@gnu.org> + + * src/sfnt/ttmtx.c (tt_face_load_hmtx): Fix tracing message. + +2011-01-30 LIU Sun-Liang <sunliang_liu@foxitsoftware.com> + + [truetype]: Fix behaviour of MIAP for invalid arguments. + + * src/truetype/ttinterp.c (Ins_MIAP): Set reference points even in + case of error. + +2011-01-18 Werner Lemberg <wl@gnu.org> + + [truetype] Fix handling of MIRP instruction. + + Thanks to Greg Hitchcock who explained the issue. + + * src/truetype/ttinterp.c (Ins_MIRP): Replace a `>=' operator with + `>' since the description in the specification is incorrect. + This fixes, for example, glyph `two' in font `Helvetica Neue LT Com + 65 medium' at 15ppem. + +2011-01-15 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + Fix ARM assembly code in include/freetype/config/ftconfig.h. + + * include/freetype/config/ftconfig.h (FT_MulFix_arm): + Copy the maintained code from builds/unix/ftconfig.in. + Old GNU binutils could not accept the reduced syntax + `orr %0, %2, lsl #16'. Un-omitted syntax like RVCT, + `orr %0, %0, %2, lsl #16' is better. Reported by + Johnson Y. Yan. The bug report by Qt developers is + considered too. + + http://bugreports.qt.nokia.com/browse/QTBUG-6521 + +2011-01-15 Werner Lemberg <wl@gnu.org> + + [raster] Make bbox handling the same as with Microsoft's rasterizer. + + Right before B/W rasterizing, the bbox gets simply rounded to + integers. This fixes, for example, glyph `three' in font `Helvetica + Neue LT Com 65 Medium' at 11ppem. + + Thanks to Greg Hitchcock who explained this behaviour. + + * src/raster/ftrend1.c (ft_raster1_render): Implement it. + +2011-01-15 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + Copy -mcpu=* & -march=* options from CFLAGS to LDFLAGS. + + * builds/unix/configure.raw: Consider recent gcc-standard + flags to specify architecture in CFLAGS & LDFLAGS + harmonization. Requested by Savannah bug #32114, to + support multilib feature of BuildRoot SDK correctly. + +2011-01-15 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + Fix off-by-one bug in CFLAGS & LDFLAGS harmonizer. + + * builds/unix/configure.raw: Some important options that + included in CFLAGS but not in LDFLAGS are copied to + LDFLAGS, but the last option in CFLAGS was not checked. + +2011-01-13 Werner Lemberg <wl@gnu.org> + + [raster] Add undocumented drop-out rule to the other bbox side also. + + * src/raster/ftraster.c (Vertical_Sweep_Drop, + Horizontal_Sweep_Drop): Implement it. + +2011-01-13 Werner Lemberg <wl@gnu.org> + + [raster] Reduce jitter value. + + This catches a rendering problem with glyph `x' from Tahoma at + 10ppem. It seems that the increase of the precision in the change + from 2009-06-11 makes a larger jitter value unnecessary. + + * src/raster/ftraster.c (Set_High_Precision): Implement it. + +2011-01-13 Werner Lemberg <wl@gnu.org> + + [raster] Handle drop-outs at glyph borders according to Microsoft. + + If a drop-out rule would switch on a pixel outside of the glyph's + bounding box, use the right (or top) pixel instead. This is an + undocumented feature, but some fonts like `Helvetica Neue LT Com 65 + Medium' heavily rely on it. + + Thanks to Greg Hitchcock who explained this behaviour. + + * src/raster/ftraster.c (Vertical_Sweep_Drop, + Horizontal_Sweep_Drop): Implement it. + +2011-01-09 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [cache] Fix Savannah bug #31923, patch drafted by Harsha. + + When a node comparator changes the cached nodes during the + search of a node matching with queried properties, the + pointers obtained before the function should be updated to + prevent the dereference to freed or reallocated nodes. + To minimize the rescan of the linked list, the update is + executed when the comparator notifies the change of cached + nodes. This change depends previous change: + 38b272ffbbdaae276d636aec4ef84af407d16181 + + * src/cache/ftccache.h (FTC_CACHE_LOOKUP_CMP): Rescan the + top node if the cached nodes are changed. + * src/cache/ftccache.c (FTC_Cache_Lookup): Ditto. + +2011-01-09 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [cache] Notice if a cache query induced the node list change. + + Some node comparators (comparing the cache node contents and the + properties specified by the query) can flush the cache node to + prevent the cache inflation. The change may invalidate the pointers + to the node obtained before the node comparison, so it should be + noticed to the caller. The problem caused by the cache node + changing is reported by Harsha, see Savannah bug #31923. + + * src/cache/ftccache.h (FTC_Node_CompareFunc): Add new argument + `FT_Bool* list_changed' to indicate the change of the cached nodes + to the caller. + (FTC_CACHE_LOOKUP_CMP): Watch the change of the cached nodes by + `_list_changed'. + (FTC_CACHE_TRYLOOP_END): Take new macro argument `_list_changed' + and update it when `FTC_Manager_FlushN' flushes any nodes. + + * src/cache/ftccback.h (ftc_snode_compare): Updated to fit with new + FTC_Node_CompareFunc type. + (ftc_gnode_compare): Ditto. + + * src/cache/ftcbasic.c: Include FT_INTERNAL_OBJECTS_H to use + TRUE/FALSE macros. + (ftc_basic_gnode_compare_faceid): New argument `FT_Bool* + list_changed' to indicate the change of the cache nodes (anyway, it + is always FALSE). + + * src/cache/ftccmap.c: Include FT_INTERNAL_OBJECTS_H to use + TRUE/FALSE macros. + (ftc_cmap_node_compare): New argument `FT_Bool* list_changed' to + indicate the change of the cache nodes (anyway, it is always FALSE). + (ftc_cmap_node_remove_faceid): Ditto. + + * src/cache/ftccache.c (FTC_Cache_NewNode): Pass a NULL pointer to + `FTC_CACHE_TRYLOOP_END', because the result is not needed. + (FTC_Cache_Lookup): Watch the change of the cache nodes by + `list_changed'. + (FTC_Cache_RemoveFaceID): Ditto. + + * src/cache/ftcglyph.c: Include FT_INTERNAL_OBJECTS_H to use + TRUE/FALSE macros. + (ftc_gnode_compare): New argument `FT_Bool* list_changed' to + indicate the change of the cache nodes (anyway, it is always FALSE). + (FTC_GNode_Compare): New argument `FT_Bool* list_changed' to be + passed to `ftc_gnode_compare'. + * src/cache/ftcglyph.h (FTC_GNode_Compare): Ditto. + + * src/cache/ftcsbits.c (ftc_snode_compare): New argument `FT_Bool* + list_changed' to indicate the change of the cache nodes, anyway. It + is updated by `FTC_CACHE_TRYLOOP'. + (FTC_SNode_Compare): New argument `FT_Bool* list_changed' to be + passed to `ftc_snode_compare'. + * src/cache/ftcsbits.h (FTC_SNode_Compare): Ditto. + +2011-01-09 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [cache] Fit `FTC_GNode_Compare' to `FTC_Node_CompareFunc'. + + * src/cache/ftcglyph.h (FTC_GNode_Compare): Add the 3rd + argument `FTC_Cache cache' to fit FTC_Node_CompareFunc + prototype. + * src/cache/ftcglyph.c (FTC_GNode_Compare): Ditto. Anyway, + `cache' is not used by its child `ftc_gnode_compare'. + +2011-01-09 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [cache] Deduplicate the code to get the top node by a hash. + + There are several duplicated code fragments getting the top node + from a cache by a given hash, like: + + idx = hash & cache->mask; + if ( idx < cache->p ) + idx = hash & ( cache->mask * 2 + 1 ); + pnode = cache->buckets + idx; + + To remove duplication, a cpp-macro to do same work + `FTC_NODE__TOP_FOR_HASH' is introduced. For non-inlined + configuration, non-`ftc_get_top_node_for_hash' is also introduced. + + * src/cache/ftccache.h (FTC_NODE__TOP_FOR_HASH): Declare + and implement inlined version. + (FTC_CACHE_LOOKUP_CMP): Use `FTC_NODE__TOP_FOR_HASH'. + * src/cache/ftccache.c (ftc_get_top_node_for_hash): Non-inlined + version. + (ftc_node_hash_unlink): Use `FTC_NODE__TOP_FOR_HASH'. + (ftc_node_hash_link): Ditto. + (FTC_Cache_Lookup): Ditto. + +2011-01-09 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [cache] inline-specific functions are conditionalized. + + * src/cache/ftcglyph.c (FTC_GNode_Compare): Conditionalized for + inlined configuration. This function is a thin wrapper of + `ftc_gnode_compare' for inlined `FTC_CACHE_LOOKUP_CMP' (see + `nodecmp' argument). Under non-inlined configuration, + `ftc_gnode_compare' is invoked by `FTC_Cache_Lookup', via + `FTC_Cache->clazz.node_compare'. + + * src/cache/ftcglyph.h (FTC_GNode_Compare): Ditto. + * src/cache/ftcsbits.c (FTC_SNode_Compare): Ditto, for + `ftc_snode_compare'. + * src/cache/ftcsbits.h (FTC_SNode_Compare): Ditto. + +2011-01-09 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + [cache] Correct a type mismatch under non-inlined config. + + * src/cache/ftcglyph.h (FTC_GCACHE_LOOKUP_CMP): `FTC_GCache_Lookup' + takes the node via a pointer `FTC_Node*', differently from cpp-macro + `FTC_CACHE_LOOKUP_CMP'. + +2011-01-06 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + Update Jamfile to include Bzip2 support. + + * Jamfile: Include src/bzip2 to project. + Comments for lzw, gzip, bzip2 are changed to clarify that + they are for compressed PCF fonts, not others. + (e.g. compressed BDF fonts are not supported yet) + +2011-01-05 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + Update Symbian project files to include Bzip2 support. + + Currently, it provides `FT_Stream_OpenBzip2' that returns + unimplemented error always, to prevent unresolved symbol + error for the applications designed for Unix systems. + + * builds/symbian/bld.inf: Include ftbzip2.h. + * builds/symbian/freetype.mmp: Include ftbzip2.c. + +2011-01-05 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + Update classic MacOS makefiles to include Bzip2 support. + + Currently, it provides `FT_Stream_OpenBzip2' that returns + unimplemented error always, to prevent unresolved symbol + error for the applications designed for Unix systems. + + * builds/mac/FreeType.m68k_cfm.make.txt: Include ftbzip2.c.o. + * builds/mac/FreeType.m68k_far.make.txt: Ditto. + * builds/mac/FreeType.ppc_carbon.make.txt: Include ftbzip2.c.x. + * builds/mac/FreeType.ppc_classic.make.txt: Ditto. + +2011-01-05 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + Update Amiga makefiles to include Bzip2 support. + + Currently, it provides `FT_Stream_OpenBzip2' that returns + unimplemented error always, to prevent unresolved symbol + error for the applications designed for Unix systems. + + * builds/amiga/makefile: Include bzip2.ppc.o built from ftbzip2.c. + * builds/amiga/makefile.os4: Include bzip2.o built from ftbzip2.c. + * builds/amiga/smakefile: Ditto. + +2011-01-05 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + Update pkg-config tools to reflect Bzip2 support. + + * builds/unix/freetype-config.in: Include `-lbz2' to + --libs output, if built with Bzip2 support. + * builds/unix/freetype2.in: Ditto. + +2011-01-05 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> + + * builds/unix/configure.raw: Remove `SYSTEM_BZ2LIB' macro. + + SYSTEM_ZLIB is used to switch the builtin zlib source + or system zlib source out of FreeType2. But ftbzip2 + module has no builtin bzip2 library and always requires + system bzip2 library. Thus SYSTEM_BZ2LIB is always yes, + it is not used. + +2011-01-03 Werner Lemberg <wl@gnu.org> + + */rules.mk: Handle `*pic.c' files. + +2010-12-31 Werner Lemberg <wl@gnu.org> + + * src/cff/cfftypes.h (CFF_MAX_CID_FONTS): Increase to 64. + Problem reported by Tom Bishop <wenlin@wenlin.com>. + +2010-12-31 Werner Lemberg <wl@gnu.org> + + Improve bzip2 support. + + * include/freetype/ftmoderr.h: Add bzip2. + + * docs/INSTALL.ANY, docs/CHANGES: Updated. + + * src/pcf/README: Updated. + * include/freetype/internal/pcftypes.h: Obsolete, removed. + +2010-12-31 Joel Klinghed <the_jk@yahoo.com> + + Add bzip2 compression support to handle *.pcf.bz2 files. + + * builds/unix/configure.raw: Test for libbz2 library. + + * devel/ftoption.h, include/freetype/config/ftoption.h + (FT_CONFIG_OPTION_USE_BZIP2): Define. + * include/freetype/config/ftheader.h (FT_BZIP2_H): Define. + + * include/freetype/ftbzip2.h: New file. + + * src/bzip2/*: New files. + + * src/pcf/pcf.h: s/gzip_/comp_/. + * src/pcf/pcfdrvr.c: Include FT_BZIP2_H. + s/gzip_/comp_/. + (PCF_Face_Init): Handle bzip2 compressed files. + + * docs/formats.txt, modules.cfg: Updated. + +2010-12-25 Harsha <mm.harsha@gmail.com> + + Apply Savannah patch #7422. + + If we encounter a space in a string then the sbit buffer is NULL, + height and width are 0s. So the check in ftc_snode_compare will + always pass for spaces (comparision with 255). Here the comments + above the condition are proper but the implementation is not. When + we create an snode I think it is the proper way to initialize the + width to 255 and then put a check for being equal to 255 in snode + compare function. + + * src/cache/ftcsbits.c (FTC_SNode_New): Initialize sbit widths with + value 255. + (ftc_snode_compare): Fix condition. + +2010-12-13 Werner Lemberg <wl@gnu.org> + + Fix parameter handling of `FT_Set_Renderer'. + Reported by Kirill Tishin <siege@bk.ru>. + + * src/base/ftobjs.c (FT_Set_Renderer): Increment `parameters'. + +2010-12-09 Werner Lemberg <wl@gnu.org> + + [cff] Allow `hlineto' and `vlineto' without arguments. + + We simply ignore such instructions. This is invalid, but it doesn't + harm; and indeed, there exist such subsetted fonts in PDFs. + + Reported by Albert Astals Cid <aacid@kde.org>. + + * src/cff/cffgload.c (cff_decoder_parse_charstrings) + [cff_op_hlineto]: Ignore instruction if there aren't any arguments + on the stack. + 2010-11-28 Werner Lemberg <wl@gnu.org> * Version 2.4.4 released. @@ -102,9 +1266,9 @@ 2010-11-04 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> - [UVS] Fix find_variant_selector_charmap(), Savannah bug #31545. + [UVS] Fix `find_variant_selector_charmap', Savannah bug #31545. - Since 2010-07-04, find_variant_selector_charmap() returns + Since 2010-07-04, `find_variant_selector_charmap' returns the first cmap subtable always under rogue-compatible configuration, it causes NULL pointer dereference and make UVS-related functions crashed. @@ -150,7 +1314,7 @@ 2010-10-25 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> - Revert a change of `_idx' type in FTC_CACHE_LOOKUP_CMP(). + Revert a change of `_idx' type in `FTC_CACHE_LOOKUP_CMP'. * src/cache/ftccache.h (FTC_CACHE_LOOKUP_CMP): Revert the type of `_idx' from FT_PtrDist (by previous change) @@ -162,7 +1326,7 @@ On LLP64 platforms (e.g. Win64), FT_ULong (32-bit) variables are inappropriate to calculate hash values - from the memory address (64-bit). The hash variables + from the memory address (64-bit). The hash variables are extended from FT_ULong to FT_PtrDist and new hashing macro functions are introduced. The hash values on 16-bit memory platforms are changed, but @@ -171,9 +1335,9 @@ address, so using signed type FT_PtrDist is safe. * src/cache/ftccache.h (_FTC_FACE_ID_HASH): New hash - function to replace FTC_FACE_ID_HASH() for portability. - * src/cache/ftcmanag.h (FTC_SCALER_HASH): Replace - FTC_FACE_ID_HASH() by _FTC_FACE_ID_HASH(). + function to replace `FTC_FACE_ID_HASH' for portability. + * src/cache/ftcmanag.h (FTC_SCALER_HASH): Replace + `FTC_FACE_ID_HASH' by `_FTC_FACE_ID_HASH'. * src/cache/ftccmap.c (FTC_CMAP_HASH): Ditto. * src/cache/ftccache.h (FTC_NodeRec): The type of the @@ -196,13 +1360,13 @@ * src/cache/ftccache.h (FTC_CACHE_LOOKUP_CMP): Ditto. Also the type of the internal variable `_idx' is changed to FT_PtrDist from FT_UFast for better pointer calculation. - + 2010-10-24 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> [cache] Hide internal macros incompatible with LLP64. - FT_POINTER_TO_ULONG(), FTC_FACE_ID_HASH() and - FTC_IMAGE_TYPE_HASH() are enclosed by + `FT_POINTER_TO_ULONG', `FTC_FACE_ID_HASH', and + `FTC_IMAGE_TYPE_HASH' are enclosed by FT_CONFIG_OPTION_OLD_INTERNALS and hidden from normal clients. @@ -211,10 +1375,10 @@ 2010-10-24 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> - Change the type of FT_MEM_VAL() from FT_ULong to FT_PtrDist. + Change the type of `FT_MEM_VAL' from FT_ULong to FT_PtrDist. On LLP64 platforms (e.g. Win64), unsigned long (32-bit) - cannot cover the memory address (64-bit). FT_MEM_VAL() is + cannot cover the memory address (64-bit). `FT_MEM_VAL' is used for hashing only and not dereferred, so using signed type FT_PtrDist is safe. @@ -257,9 +1421,9 @@ http://trac.macports.org/ticket/18859 * src/base/ftobjs.c (load_face_in_embedded_rfork): - When FT_Stream_New() returns FT_Err_Cannot_Open_Stream, it - means that the file is possible to be fopen()-ed but zero-sized. - Also there is a case that the resource fork is not zero-sized, + When `FT_Stream_New' returns FT_Err_Cannot_Open_Stream, it + means that the file is possible to be `fopen'-ed but zero-sized. + Also there is a case that the resource fork is not zero-sized, but no supported font exists in it. If a rule by Darwin VFS falls into such cases, there is no need to try other Darwin VFS rules anymore. Such cases are marked by vfs_rfork_has_no_font. @@ -273,9 +1437,9 @@ a resource fork via ANSI C or POSIX interface. Current resource fork accessor tries all possible methods to support all kernels. But if a method could open a resource fork but no font is found, - there is no need to try other methods older than tested method. + there is no need to try other methods older than tested method. To determine whether the rule index is for Darwin VFS, a local - function ftrfork.c::raccess_rule_by_darwin_vfs() is introduced. + function `ftrfork.c::raccess_rule_by_darwin_vfs' is introduced. To use this function in ftobjs.c etc but it should be inlined, it is exposed by ftbase.h. @@ -440,7 +1604,7 @@ * src/cff/cffload.c (cff_index_access_element): `off2', the offset to the next element is truncated at the end of the stream to prevent invalid I/O. As `off1', the offset to the requested element has - been checked by FT_STREAM_SEEK(), `off2' should be checked + been checked by `FT_STREAM_SEEK', `off2' should be checked similarly. 2010-09-19 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> @@ -455,7 +1619,7 @@ 2010-09-19 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> - [cff] Make trace message in cff_charset_load() verbose. + [cff] Make trace message in` cff_charset_load' verbose. See Savannah bug #30975. * src/cff/cffload.c (cff_charset_load): Report the original `nleft' @@ -491,8 +1655,8 @@ See Savannah bug #31040. * src/sfnt/ttpost.c (load_post_names): Get the length of `post' - table and pass the limit of `post' table to load_format_20() and - load_format_25(). + table and pass the limit of `post' table to `load_format_20' and + `load_format_25'. (load_format_20): Stop the parsing when we reached at the limit of `post' table. If more glyph names are required, they are filled by NULL names. @@ -504,9 +1668,9 @@ * src/truetype/ttinterp.c (free_buffer_in_size): Don't duplicate FT_GlyphZoneRec size->twilight to be freed. If duplicated, - FT_FREE() erases the duplicated pointers only and leave original + `FT_FREE' erases the duplicated pointers only and leave original pointers. They can cause the double-free crash when the burst - errors occur in TrueType interpreter and free_buffer_in_size() is + errors occur in TrueType interpreter and `free_buffer_in_size' is invoked repeatedly. 2010-09-15 Werner Lemberg <wl@gnu.org> @@ -563,7 +1727,7 @@ * src/truetype/ttinterp.c (TT_RunIns): Decrease the trace level showing the error when the interpreter returns with an error, - from FT_TRACE7() to FT_TRACE1(). + from` FT_TRACE7' to `FT_TRACE1'. 2010-08-30 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp> @@ -720,7 +1884,7 @@ [cff] Don't use any values in decoder after parsing error. * src/cff/cffgload.c (cff_slot_load): Skip the evaluations - of the values in decoder, if cff_decoder_parse_charstrings() + of the values in decoder, if `cff_decoder_parse_charstrings' returns any error. 2010-08-04 Werner Lemberg <wl@gnu.org> @@ -1544,7 +2708,7 @@ ---------------------------------------------------------------------------- -Copyright 2010 by +Copyright 2010-2011 by David Turner, Robert Wilhelm, and Werner Lemberg. This file is part of the FreeType project, and may only be used, modified, |