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14578 Commits

Author SHA1 Message Date
Garret Rieger 35233d2514 [repacker] fix fuzzer reported stack overflow. 
Fixes https://oss-fuzz.com/testcase-detail/6014493291577344.
 2022-12-07 10:32:56 -07:00
Garret Rieger b17fbc200b [repacker] use memcpy to avoid alignment issues. 2022-12-05 14:13:47 -07:00
Garret Rieger f1d3489388 [repacker] bail on failure to alloc assigned_bytes set. 
Fixes fuzzer issue https://oss-fuzz.com/testcase-detail/5390364397928448.
 2022-12-05 14:13:47 -07:00
Garret Rieger 239a5aca02 [repacker] don't allow references to the null object in graph. 
Fixes fuzzer issue https://oss-fuzz.com/testcase-detail/6714085985353728
 2022-12-05 14:13:47 -07:00
Behdad Esfahbod 4ce0f08897 [coretext] Clamp variation settings to min/max 
Like our native implementation does; CoreText doesn't itself.

Also fix leak of CFNumber's.
 2022-12-05 13:18:34 -07:00
Behdad Esfahbod 1b86753031 [hb-subset] Support -u, -g, -t 
For --unicodes, --gids, --text.
 2022-12-05 11:44:52 -07:00
Behdad Esfahbod 22b0390e2d Revert "[VarData] Don't clear memory we are going to fill in completely" 
This reverts commit e28e2dad03.

This made fuzzer unhappy. I'm not sure how.

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=54044
 2022-12-05 09:43:36 -07:00
Behdad Esfahbod 3c497e2458 [harfbuzz-subset.cc] Revert accidental change 
These extra files are unnecessary, but our generator currently
isn't smart enough to know that. Will fix some time.
 2022-12-04 15:35:01 -07:00
Behdad Esfahbod aa7f5e3742 [subset] Conditionalize call to hb_font_set_variations 2022-12-04 15:33:18 -07:00
Behdad Esfahbod ad5588e800 [config] If HB_NO_SHAPER then HB_NO_OT_SHAPE 2022-12-04 15:27:59 -07:00
Behdad Esfahbod 1a5c749581 [config] Flesh out HB_NO_SHAPER a bit more 2022-12-04 15:20:51 -07:00
Behdad Esfahbod 2c0abf0258 Revert "[harfbuzz-subset.cc] Trim down!" 
This reverts commit a335458d57.

While this can be vastly trimmed down, what I did is not right.
It still depends on hb-face, hb-font, hb-blob, hb-set, and hb-map.
 2022-12-04 15:03:36 -07:00
Behdad Esfahbod a335458d57 [harfbuzz-subset.cc] Trim down! 2022-12-04 14:56:20 -07:00
Behdad Esfahbod 765a3551da [face-builder] Minor cast 2022-12-04 14:48:32 -07:00
Behdad Esfahbod 3fff6d9084 [face-builder] Initialize face orders to -1 2022-12-04 14:47:38 -07:00
Behdad Esfahbod 805ce9ad3d [face-builer] Protect against wrong face 
In hb_face_builder_sort_tables.
 2022-12-04 14:43:17 -07:00
Behdad Esfahbod 0acfd2b714 [indic-machine] Regenerate line numbers 2022-12-04 14:01:05 -07:00
Behdad Esfahbod 9704f8354e Merge branch 'config-header' 2022-12-04 13:58:52 -07:00
Behdad Esfahbod c1aae14a68 [features.h] Fix autotools build rules 2022-12-04 13:58:39 -07:00
Behdad Esfahbod 0545949f01 [gvar] Minor use array get_size() 2022-12-04 12:44:09 -07:00
Behdad Esfahbod 1bd386515c [bit-set] Micro-optimize page_for 2022-12-04 12:30:20 -07:00
Behdad Esfahbod b182e2808a [bit-set] Don't clear pages when copying set 2022-12-04 12:22:17 -07:00
Behdad Esfahbod f5307c3ba8 [map] Speed up is_real() 2022-12-04 11:54:16 -07:00
Behdad Esfahbod 301f6e4b47 [Coverage] Remove TODO 2022-12-04 11:46:10 -07:00
Behdad Esfahbod dbbb8e8006 Revert "[map] Add hb_map_filter_invalid" 
This reverts commit 8d7e921117.

Surprisingly this slowed NotoNastaliqUrdu benchmark down by a couple
percent instead of speeding it up.
 2022-12-04 11:13:39 -07:00
Behdad Esfahbod 8d7e921117 [map] Add hb_map_filter_invalid 
Use it in one place.
 2022-12-04 11:02:15 -07:00
David Corbett 260df1fa32 [indic] Support <U+0A02, U+0A40> 2022-12-04 10:46:47 -07:00
Behdad Esfahbod 8b533763c0 Use hb_len() instead of .len() 2022-12-03 15:58:12 -07:00
Behdad Esfahbod e28e2dad03 [VarData] Don't clear memory we are going to fill in completely 2022-12-03 15:56:43 -07:00
Behdad Esfahbod 0e13b4abbc [VarData] Optimize main loop slightly 2022-12-03 15:50:24 -07:00
Behdad Esfahbod ad17c0acce [VarData] Whitespace 2022-12-03 14:56:57 -07:00
Behdad Esfahbod e7eb445d29 [VarData] Optimize longWord calculation 2022-12-03 14:56:00 -07:00
Behdad Esfahbod f2c980be29 [VarData] Optimize wordCount calculation 
6% speedup in RobotoFlex-Variable/900 benchmark.
 2022-12-03 14:49:38 -07:00
Behdad Esfahbod 3641b0e01e [VarData] Optimize serialize() 2022-12-03 14:26:21 -07:00
Behdad Esfahbod e155f12307 [VarData] Minor save a variable 2022-12-03 14:14:39 -07:00
Behdad Esfahbod 5596a73087 [layout] Speed up ClassDefFormat2 intersects 2022-12-03 13:33:48 -07:00
Behdad Esfahbod 85e7263b38 [VariationStore] Minor access array directly 2022-12-03 13:28:02 -07:00
Behdad Esfahbod 41a8597f38 [layout] Simplify CoverageFormat2 intersects_coverage() 2022-12-03 13:23:26 -07:00
Behdad Esfahbod 1f4d8ccaed [CoverageFormat2] Optimize intersects() 2022-12-03 13:17:15 -07:00
Behdad Esfahbod c482b06108 [gpos] Optimize PairPosFormat1::intersects 2022-12-03 13:14:31 -07:00
Behdad Esfahbod 58e9df132f [Device] Serialize VariationDevice zerocopy 2022-12-03 13:04:00 -07:00
Behdad Esfahbod 071a2bb4f7 [serialize] Support zerocopy while sharing 2022-12-03 13:03:38 -07:00
Behdad Esfahbod 44a5de3a97 [Device] Save a snap/revert 2022-12-03 12:50:32 -07:00
Behdad Esfahbod 93328cedfc [Device] Save a map get() 2022-12-03 12:49:26 -07:00
Behdad Esfahbod 630b874ae6 [gsubgpos] Add a cache to intersected_class_glyphs 
30% gain on subset_codepoints/NotoNastaliqUrdu-Regular.ttf/nohinting/1400.
 2022-12-03 12:13:15 -07:00
Behdad Esfahbod c044f4af3e [gsubgpos] Remove wrong const 2022-12-03 11:58:04 -07:00
Behdad Esfahbod 2680be1f22 [gsubgpos] Don't set unnecessary funcs 2022-12-03 11:54:52 -07:00
Behdad Esfahbod 023f595dec [cmap] Speed up DefaultUVS::copy even more 
Another 14% on SourceHanSerifVF/10 benchmark.
 2022-12-03 11:18:05 -07:00
Behdad Esfahbod 4ca6105108 [cmap] Remove double-min 2022-12-03 11:15:06 -07:00
Behdad Esfahbod cd29147e30 [cmap] Minor cast 2022-12-03 10:41:42 -07:00