Commit Graph

1896 Commits

Author SHA1 Message Date
Werner Lemberg 0f6f367ec1 Better maxComponentDepth test. 2007-07-04 19:57:45 +00:00
Werner Lemberg 3033f4366b * src/truetype/ttgload.c (load_truetype_glyph): Always allow a
recursion depth of 1.  This was the maximum value in TrueType 1.0,
and some older fonts don't set this field correctly.

* src/gxvalid/gxvmort1.c
(gxv_mort_subtable_type1_substTable_validate): Fix tracing message.
2007-07-04 14:12:19 +00:00
Werner Lemberg 3b0e500601 * src/autofit/aflatin.c (af_latin_metrics_init_blues): Initialize
`round' to pacify compiler.

Really commit changes which have been used to build release 2.3.5.
2007-07-03 04:48:19 +00:00
Werner Lemberg e3be90bf28 formatting 2007-07-02 14:58:58 +00:00
David Turner 481b25f009 * include/freetype/freetype.h, src/base/ftpatent.c: adding
FT_Face_SetUnpatentedHinting to dynamically change the setting
	after a face is created.
2007-07-01 09:51:15 +00:00
David Turner 0ba8991292 fix a small bug in the TrueType loader that created distortion in the result
of bytecode-hinted text. Werner, feel free to package 2.3.5 now :-)
2007-07-01 09:34:04 +00:00
David Turner 74cc0e9ee4 * src/truetype/ttinterp.c: add missing variable initialization,
gets rid of Valgrind fixes.

	* src/autofit/aflatin.c: get rid of an infinite loop in the case
	of degenerate fonts.
2007-06-30 22:54:12 +00:00
Werner Lemberg 7723dc34d3 Add autofit module for Indic scripts. This currently just reuses
the CJK-specific functions.

* include/freetype/config/ftoption.h (AF_CONFIG_OPTION_INDIC): New
macro.
* devel/ftoption.h: Synchronize with
include/freetype/config/ftoption.h.

* src/autofit/afindic.c, src/autofit/afindic.h: New files.

* src/autofit/afglobal.c, src/autofit/aftypes.h,
src/autofit/autofit.c: Updated.

* src/autofit/Jamfile (_sources), * src/autofit/rules.mk
(AUTOF_DRV_SRC): Updated.
2007-06-26 04:44:35 +00:00
David Turner 8f626b04f3 fix stupid typo that prevented the truetype loader from working correctly 2007-06-22 22:22:38 +00:00
Werner Lemberg 5b4d435a96 * src/cff/cffgload.c (cff_slot_load): Fix logic of 2007-05-28
change.
2007-06-20 07:07:55 +00:00
Werner Lemberg 9fe5815c97 * src/type1/t1load.c (parse_encoding): Handle one more error. 2007-06-19 07:57:30 +00:00
Werner Lemberg 5a829394f6 * src/winfonts/winfnt.c (fnt_face_get_dll_font): Return error
FNT_Err_Invalid_File_Format if file format was recognized but
the file doesn't contain any FNT(NE) or RT_FONT(PE) resources.
Add verbose debug logs to make it easier to debug failing load
attempts.
(FNT_Face_Init): A single FNT font can't contain more than 1 face,
so return an error if requested face index is > 0.
Do not do further attempt to load fonts if a previous attempt has
failed but returned error FNT_Err_Invalid_File_Format, i.e., the
file format has been recognized but no fonts found in the file.
2007-06-19 04:53:30 +00:00
Suzuki, Toshiya (鈴木俊哉) 7893501c3e * fix compiler warnings of src/base/ftmac.c, drop unnecessary part for Mac OS X. 2007-06-19 03:27:05 +00:00
Werner Lemberg bb2510daec * src/type42/t42parse.c (t42_parse_encoding): Handle one more error. 2007-06-18 17:07:49 +00:00
Werner Lemberg f9fa1c8b77 * src/psaux/psobjs.c (ps_parser_skip_PS_token): Remove incorrect
assertion.
(ps_parser_to_bytes): Fix error message.

* src/type42/t42objs.c (T42_Open_Face): Handle one more error
return.
* src/type42/t42parse.c (t42_parse_sfnts): s/alloc/allocated/.
Don't allow mixed binary and hex strings.
Handle zero string_size == 0 and string_buf == 0.
2007-06-18 17:00:05 +00:00
Werner Lemberg 95104a4d57 * src/cff/cffgload.c (cff_decoder_prepare): Fix change from
2007-06-06.
2007-06-18 07:33:10 +00:00
Werner Lemberg f48aec7b1e * src/psaux/psobjs.c (ps_tofixedarray, ps_tocoordarray): Fix exit
logic.
(ps_parser_load_field) <T1_FIELD_TYPE_BBOX>: Skip delimiters
correctly.
(ps_parser_load_field_table): Use `fields->array_max' instead of
T1_MAX_TABLE_ELEMENTS to limit the number of arguments.
2007-06-18 07:07:55 +00:00
Werner Lemberg be183ebb5d * src/winfonts/winfnt.c (fnt_face_get_dll_font): Exit in case of
invalid font.
(FNT_Load_Glyph): Protect against invalid bitmap width.
2007-06-17 11:27:17 +00:00
Werner Lemberg e12ed563d6 * src/tools/ftrandom.c (font_size): New global variable.
(TestFace): Use it.
(main): Handle new option `--size' to set `font_size'.
(Usage): Updated.

Formatting.
2007-06-17 05:31:23 +00:00
David Turner 815911ae2a * src/truetype/ttgload.c (TT_Load_Simple_Glyph): check the well-formedness
of the contours array when loading a glyph

	* src/truetype/ttinterp.c (Ins_IP): check argument ranges to reject
	bogus operations properly
2007-06-16 17:07:20 +00:00
David Turner 6c2ab0977c prevent a 16-bit integer overflow that would create problems when rendering
*very* large anti-aliased outlines
2007-06-16 16:40:37 +00:00
Werner Lemberg ab1604bd6b * src/winfonts/winfnt.h: Add necessary structures for PE resource
parsing.
(WinPE32_HeaderRec): New structure.
(WinPE32_SectionRec): New structure.
(WinPE_RsrcDirRec): New structure.
(WinPE_RsrcDirEntryRec): New structure.
(WinPE_RsrcDataEntryRec): New structure.
(FNT_FontRec): Remove unused `size_shift' field.

* src/winfonts/winfnt.c (fnt_face_get_dll_font): Add support for
loading bitmap .fon files in PE format.
2007-06-16 07:59:39 +00:00
Werner Lemberg 46dde4953a * src/autofit/aflatin.c (af_latin_uniranges): Expand structure to
cover all ranges which could possibly be handled by the aflatin
module (since the default fallback for unknown ranges is now the
afcjk module).  It might be necessary to fine-tune this further by
splitting off modules for Greek, Cyrillic, or other blocks.
2007-06-14 03:59:02 +00:00
Werner Lemberg 49e18b8d5f formatting 2007-06-11 21:15:09 +00:00
David Turner a48162759e experimental auto-hinter updates 2007-06-11 20:35:54 +00:00
David Turner b38c15da09 fix bug #19565, which was caused by an incorrect segment link computation 2007-06-11 19:36:48 +00:00
David Turner b792017faf experimental changes for the Latin auto-hinter.
note that the new code is disabled by default.
2007-06-11 05:37:35 +00:00
Werner Lemberg f6c120f826 * docs/CHANGES: Document FT_Face_CheckTrueTypePatents).
Formatting, reformulations.
2007-06-11 04:55:58 +00:00
David Turner 7fa30ee879 remove compiler warning 2007-06-11 00:55:23 +00:00
David Turner 75e7acd840 add missing file, doh ! 2007-06-11 00:26:25 +00:00
David Turner 5f5e544611 slight speed-up of the TrueType glyph loader 2007-06-11 00:18:00 +00:00
David Turner 84c6f88117 * include/freetype/config/ftoption.h: clarify documentation regarding
unpatented hinting

	* include/freetype/freetype.h, src/base/ftpatent.c, src/truetype/ttdriver.c,
	include/freetype/internal/services/svttglyf.h, modules.cfg,:
	include/freetype/internal/ftserv.h,:
	Fonts without a cmap must be handled correctly by FreeType (anything
	Adding the FT_Face_CheckTrueTypePatents API to FT_FREETYPE_H, it is
	implemented by the optional src/base/ftpatent.c
2007-06-10 20:51:04 +00:00
Werner Lemberg 33db39e292 * src/sfnt/sfobjs.c (sfnt_load_face): Undo change from 2007-04-28.
Fonts without a cmap must be handled correctly by FreeType (anything
else would be a bug).


* src/psaux/t1decode.c (t1_decoder_parse_charstrings)
[FT_DEBUG_LEVEL_TRACE]: Improve tracing message.
2007-06-08 06:30:29 +00:00
Werner Lemberg 88ab638e0f * src/sfnt/ttsbit0.c (tt_sbit_decoder_init,
tt_sbit_decoder_load_image): Protect against integer overflows.


* src/pfr/pfrgload.c (pfr_glyph_load_simple): More bounding checks
for `x_control' and `y_control'.
2007-06-07 05:01:56 +00:00
Werner Lemberg 470210b73c * src/winfonts/winfnt.c (fnt_face_get_dll_font): Do a rough check of
`font_count'.


* src/type1/t1load.c (parse_font_matrix): Check `temp_scale'.


* src/cff/cffgload.c (cff_decoder_prepare): Change return type to
`FT_Error'.
Check `fd_index'.
(cff_slot_load): Updated.
* src/cff/cffgload.h: Updated.
2007-06-06 10:05:49 +00:00
Werner Lemberg a8d65494cb * src/pfr/pfrcmap.c (pfr_cmap_init): Convert assertion into normal
FreeType error.
2007-06-06 04:47:49 +00:00
Werner Lemberg 2a2dca6b40 * src/base/ftoutln.c (FT_Outline_Decompose): Check `last'. 2007-06-06 04:39:37 +00:00
Werner Lemberg e5c14d93b8 * src/psaux/psobjs.c (ps_tocoordarray, ps_tofixedarray): Return -1
in case of parsing error.
(ps_parser_load_field): Updated.

* src/type1/t1load.c (parse_font_matrix): Updated.
2007-06-05 20:50:37 +00:00
Werner Lemberg f4bc3f40b3 * src/winfnt/winfnt.c (FNT_Face_Init): Check `family_size'. 2007-06-05 07:32:15 +00:00
Werner Lemberg 6e2f9d5db7 Improve tracing messages. 2007-06-05 06:58:48 +00:00
Werner Lemberg 1053656d24 whitespace 2007-06-05 06:49:50 +00:00
Werner Lemberg 9a0332cd3f * src/pfr/pfrgload.c (pfr_glyph_curve_to, pfr_glyph_line_to): Convert
assertion into normal FreeType error.
2007-06-05 05:50:01 +00:00
Werner Lemberg 6c05475d50 * src/pfr/pfrgload.c (pfr_glyph_done): Comment out unused code.
(pfr_glyph_load_simple): Convert assertion into normal FreeType
error.
Check `idx'.
(pfr_glyph_load_compound): Convert assertion into normal FreeType
error.

* src/pfr/pfrtypes.h (PFR_GlyphRec): Comment out unused code.
2007-06-05 05:27:54 +00:00
Werner Lemberg ad18b367e9 * src/cid/cidgload.c (cid_load_glyph): Check `fd_select'.
* src/tools/ftrandom/Makefile: Depend on `libfreetype.a'.
2007-06-04 07:04:05 +00:00
Werner Lemberg 25b14229f1 More OBJ_DIR. 2007-06-03 19:53:02 +00:00
Werner Lemberg f2ff7329c7 Some explanations, taken from an email sent by George. 2007-06-03 19:50:57 +00:00
Werner Lemberg 2fdb70e9d5 Fold fttest.c into ftrandom.c (as it was orginally). 2007-06-03 19:38:59 +00:00
Werner Lemberg 99a320b431 * src/tools/ftrandom/*: Add the `ftrandom' test program written by
George Williams (with some modifications).
2007-06-03 19:21:26 +00:00
Werner Lemberg 3d507fefe8 * src/base/ftobjs.c (destroy_charmaps), src/type1/t1objs.c
(T1_Face_Done), src/winfonts/winfnt.c (FNT_Face_Done): Check for
face == NULL.  Suggested by Graham Asher.
2007-06-03 16:54:55 +00:00
Werner Lemberg ce280a22e2 * src/base/ftobjs.c (FT_Request_Metrics): Fix compiler warning. 2007-06-03 05:58:30 +00:00
Werner Lemberg 5b591e49cf * include/freetype/fterrdef.h (FT_Err_Corrupted_Font_Header,
FT_Err_Corrupted_Font_Glyphs): New error codes for BDF files.

* src/bdf/bdflib.c (bdf_load_font): Use them.

* src/bdf/bdflib.c (_bdf_parse_start): Check `FONT' better.
2007-06-01 22:16:43 +00:00
Werner Lemberg b9933f4b02 * src/base/ftobjs.c (FT_Request_Metrics), src/cache/ftccmap.c
(FTC_CMapCache_Lookup): Remove unused code.
2007-06-01 21:27:12 +00:00
Werner Lemberg c793d90fca * src/truetype/ttinterp.c (Null_Vector, NULL_Vector): Removed,
unused.
2007-06-01 20:51:11 +00:00
Werner Lemberg 4d2815db50 (cid_parser_new): Exit properly if no `StartData' has been seen at all. 2007-06-01 07:49:31 +00:00
Werner Lemberg 936346413f Remove tabs from source files. 2007-06-01 06:56:17 +00:00
Werner Lemberg bebc7b11c5 * src/cid/cidparse.c (cid_parser_new): Don't continue second search
pass for `StartData' if an error has occurred.
2007-06-01 06:32:30 +00:00
Werner Lemberg ba03af6f91 * src/type1/t1load.c (parse_subrs, parse_charstrings): Protect
against too small binary data strings.

* src/bdf/bdflib.c (_bdf_parse_glyphs): Check `STARTCHAR' better.
2007-05-30 13:57:02 +00:00
Werner Lemberg 99e0c18ea1 Formatting, reformulations. 2007-05-29 07:00:23 +00:00
David Turner c510d5d837 remove compiler warning (unused variable) 2007-05-28 21:34:04 +00:00
David Turner 552a956247 optimize CFF glyph loader (avoid apply identity font transform) 2007-05-28 15:45:35 +00:00
David Turner f0cd69c1b4 2007-05-28 David Turner <david@freetype.org>
* src/autofit/afglobal.c: change default hinting script to
	CJK, since it works well with a larger array of scripts. thanks to
	"Rahul Bhalerao" <b.rahul.pm@gmail.com> for pointing this out !
2007-05-28 15:42:09 +00:00
Werner Lemberg 1c8980ef4a * docs/CHANGES: Updated.
Formatting.
2007-05-25 07:11:12 +00:00
Werner Lemberg 6ff2ff574b * src/truetype/ttobjs.h (tt_size_ready_bytecode): Move declaration
into TT_USE_BYTECODE_INTERPRETER preprocessor block.

* src/truetype/ttobjs.c (tt_size_ready_bytecode)
[!TT_USE_BYTECODE_INTERPRETER]: Removed.  Unused.
2007-05-24 19:39:14 +00:00
David Turner 7890686d80 fix crash when not using the bytecode interpreter with TrueType fonts 2007-05-22 14:08:09 +00:00
David Turner 3e2f953a10 real fix for bug #19910. the .Z format is really badly designed :-( 2007-05-22 13:10:59 +00:00
David Turner 0d0365ec59 avoid heap explosion in the case of malformed .Z font files
related to bug #19910, but not a bugfix yet
2007-05-22 09:53:44 +00:00
Werner Lemberg 9df3c223f7 * src/pshinter/pshrec.c (ps_mask_table_set_bits): Add `const'.
(ps_dimension_set_mask_bits): Remove `const'.
2007-05-20 18:07:52 +00:00
Werner Lemberg 0f2b7bda6e * src/sfnt/ttmtx.c (tt_face_get_metrics)
[!FT_CONFIG_OPTION_OLD_INTERNALS]: Another type-punning fix.
2007-05-19 15:15:47 +00:00
Werner Lemberg b826fa7589 Savannah patch #5929.
* include/freetype/tttables.h, src/base/ftobjcs.c
(FT_Get_CMap_Format): New function.

* include/freetype/internal/services/svttcmap.c (TT_CMapInfo): Add
`format' member.
* src/sfnt/ttcmap.c (tt_cmap{0,2,4,6,8,10,12}_get_info): Set
cmap_info->format.
2007-05-19 07:18:48 +00:00
Werner Lemberg 6f99c88801 * src/truetype/ttgload.c (load_truetype_glyph): Save graphics state
before handling subglyphs so that it can be reinitialized each time.
This fixes Savannah bug #19859.
2007-05-19 07:01:49 +00:00
Werner Lemberg d069246805 Oops! Incorrect application of a patch... 2007-05-16 15:48:02 +00:00
Werner Lemberg 95bc9d3a07 * src/cache/ftccache.c (ftc_node_mru_link, ftc_node_mru_unlink),
src/cache/ftccache.h (FTC_CACHE_LOOKUP_CMP), src/cache/ftcglyph.h
(FTC_GCACHE_LOOKUP_CMP), src/pshinter/pshmod.c (ps_hinter_init),
src/sfnt/ttmtx.c (tt_face_load_hmtx, tt_face_load_hhea,
tt_face_get_metrics): Fix type-punning issues.
2007-05-16 15:19:42 +00:00
Werner Lemberg 607dec79bb * src/autofit/afcjk.c (af_cjk_hints_compute_edges): Remove unused
variable.
* src/autofit/afloader.c (af_loader_load_g): Ditto.

* src/base/ftobjs.c (ft_validator_error): Use `ft_jmp_buf'.
(open_face_from_buffer): Initialize `stream'.
(FT_Request_Metrics): Remove unused variable.
Remove redundant `break' statements.
(FT_Get_Track_Kerning): Remove unused variable.

* src/psaux/afmparse.c (afm_parse_track_kern, afm_parse_kern_pairs,
afm_parse_kern_data): Remove redundant
`break' statements.
(afm_parser_parse): Ditto.
Don't use uninitialized variables.

* src/psnames/psmodule.c (VARIANT_BIT): Define as unsigned long.
Use `|' operator instead of `^' to set it.
Update all users.

* src/sfnt/ttcmap.c (tt_face_build_cmaps): Use `ft_jmp_buf'.
* src/sfnt/ttkern.c (tt_face_load_kern): Remove unused variable.

* src/truetype/ttgload.c (TT_Load_Simple_Glyph): Remove redundant
comparison.
(TT_Process_Simple_Glyph): Use FT_UInt for `n_points' and `i'.
(TT_Load_Glyph): Remove unused variable.
2007-05-15 06:49:37 +00:00
Werner Lemberg 56ceaa4853 Formatting. 2007-05-14 18:53:58 +00:00
Werner Lemberg 8d463a53d1 * src/base/ftobjs.c (FT_New_Library): Only allocate rendering pool
if FT_RENDER_POOL_SIZE is > 0.  From Savannah patch #5928.
2007-05-13 16:01:55 +00:00
David Turner 711cf84749 implement FTC_ImageCache_LookupScaler and FTC_SBitCache_LookupScaler,
which allow us to specify the font size with a FTC_Scaler structure,
hence enabling fractional point sizes, etc...
2007-05-11 14:36:24 +00:00
David Turner a8b45e6183 fix a typo that force CVT scaling to be re-run on each glyph load 2007-05-11 14:10:30 +00:00
Werner Lemberg 94be20ea82 * src/truetype/ttinterp.c (Ins_IP), src/autofit/aflatin.c
(af_latin_metrics_scale_dim): Fix compiler warnings.
2007-05-09 20:02:55 +00:00
Werner Lemberg 106eaf1dbb * src/base/ftobjs.c (FT_Set_Char_Size): Simplify code.
* include/freetype/freetype.h (FT_Set_Char_Size): Update
documentation.
2007-05-03 07:07:47 +00:00
Werner Lemberg 1b5267dad1 * src/sfnt/sfobjs.c (sfnt_load_face): Check error code after loading
`cmap'.
2007-04-28 21:06:15 +00:00
Werner Lemberg cc712a248c * src/truetype/ttgload.c (TT_Load_Simple_Glyph): Check for negative
number of points in contours.  Problem reported by Victor Stinner
<victor.stinner@haypocalc.com>.
(TT_Process_Simple_Glyph): Synchronize variable types.
2007-04-27 17:16:50 +00:00
Werner Lemberg 45bb18fc7b * src/base/ftglyph.c (FT_Glyph_Copy): Always set second argument to
zero in case of error.  This fixes Savannah bug #19689.
2007-04-26 06:26:35 +00:00
Werner Lemberg fcc1f472c3 * src/sfnt/sfobjs.c (sfnt_load_face) [FT_CONFIG_OPTION_INCREMENTAL]:
Ignore `hhea' table.  This fixes Savannah bug #19261.
2007-04-10 11:51:50 +00:00
Werner Lemberg f4a52a6c42 * src/truetype/ttgload.c (load_truetype_glyph): Save and restore
memory stream to avoid a crash with the incremental memory
interface (Savannah bug #19260).
2007-04-09 08:40:11 +00:00
David Turner 1dcb4448c1 fixed a memory buffer overwrite bug. Damn !! 2007-04-06 08:19:04 +00:00
Werner Lemberg 7478197e00 formatting 2007-04-03 19:39:28 +00:00
David Turner 7338ec2b53 make FT_Set_Char_Size deal with 0-valued resolution parameter like the other one 2007-04-03 14:30:34 +00:00
Werner Lemberg 94f1227f32 formatting; improved ChangeLog entries 2007-04-03 07:19:53 +00:00
David Turner e6472c1251 detect "extra-light" fonts in the auto-hinter in order to avoid producing weird results with them 2007-04-02 13:13:54 +00:00
Werner Lemberg 24fd93d6ec formatting 2007-03-29 11:56:21 +00:00
Werner Lemberg 644b1ad49e * builds/win32/visualc/index.html,
builds/win32/visualc/freetype.dsp,
builds/win32/visualc/freetype.vcproc, README: s/2.3.2/2.3.3/,
s/232/233/.

* docs/CHANGES: Mention ftdiff.
2007-03-28 21:17:11 +00:00
David Turner 3f539694f1 fixing bug in the padding zero-ing of the bitmap emboldener 2007-03-28 14:53:40 +00:00
Werner Lemberg a08b2176c1 * src/bdf/bdflib.c (setsbit, sbitset): Handle values >= 128
gracefully.
(_bdf_set_default_spacing): Increase `name' buffer size to 256 and
issue an error for longer names.
(_bdf_parse_glyphs): Limit allowed number of glyphs in font to the
number of code points in Unicode.
2007-03-28 07:17:17 +00:00
David Turner 23553d6d2b * docs/CHANGES, docs/VERSION, include/freetype/freetype.h,
builds/unix/configure.raw, README, Jamfile: update documentation and bump version
	number to 2.3.3
2007-03-26 13:37:17 +00:00
David Turner f58caa09bc fix autofit's blue zone computations: it now ignores 1-point contours that
correspond to mark attach coordinates, and not to the real glyph outline
2007-03-26 12:39:25 +00:00
David Turner 3b242d3619 last (tiny) fix to the bytecode interpreter and code cleanup 2007-03-26 12:03:04 +00:00
Werner Lemberg c9f6c66f95 formatting 2007-03-21 13:30:14 +00:00
David Turner 64a9ef20d5 another bytecode regression fix. Hopefully, this should be the latest 2007-03-18 07:35:08 +00:00
David Turner 74c34eba39 another bytecode interpreter regression fix 2007-03-18 07:19:31 +00:00
David Turner 89020d9749 fixing TrueType bytecode interpreter regression for HLB_____.TTF, needs more testing with other fonts 2007-03-17 17:48:57 +00:00