Commit Graph

14073 Commits

Author SHA1 Message Date
Behdad Esfahbod 3698ae25bf [harfbuzz-subset.cc] Update 2022-07-26 14:41:34 -06:00
Behdad Esfahbod e2cc34e190 [subset/GPOS] Fix a fuzzer timeout test
Fixes https://oss-fuzz.com/testcase-detail/5234369031176192
2022-07-26 12:31:40 -06:00
Garret Rieger 241ebc9354 [repacker] fix include paths. 2022-07-26 12:22:17 -06:00
Garret Rieger 5f4adb9bf3 [repacker] fix to lookup size comparison. 2022-07-26 12:22:17 -06:00
Garret Rieger 6627204c4d [repacker] Makefile fix. 2022-07-26 12:22:17 -06:00
Garret Rieger f56e66f3f0 [repacker] for ext promotion choose lookups from highest subtables per byte to lowest.
Attempts to roughly maximize the number of subtables that are non-ext.
2022-07-26 12:22:17 -06:00
Garret Rieger 9d0b2da51b [repacker] count subtable size in each group of consecutive layers for extension promotion decisions.
Enforce that the following groups are all <64k in size:
- LookupList + Lookups
- Lookups + SubTables
- SubTables + Descendants
2022-07-26 12:22:17 -06:00
Garret Rieger 3d37b9f4db [repacker] when calculating 16bit space size also consider ext lookup subtables. 2022-07-26 12:22:17 -06:00
Garret Rieger 9db3beb721 [repacker] include LookupList size when calculating size of 16bit space for ext promotion decisions. 2022-07-26 12:22:17 -06:00
Garret Rieger e0607af976 [repacker] Use extension promotion when repacking invoked via hb-subset-repacker (eg. from fonttools). 2022-07-26 12:22:17 -06:00
Garret Rieger 8d611a7fd0 [repacker] remove temporary visibility overrides in gsubgpos. 2022-07-26 12:22:17 -06:00
Garret Rieger 7de136f8a8 [repacker] add ext promotion test. 2022-07-26 12:22:17 -06:00
Garret Rieger c38896e07c [repacker] todo. 2022-07-26 12:22:17 -06:00
Garret Rieger ad0041f5f7 [repacker] Add basic version of the extension promotion selection algorithm. 2022-07-26 12:22:17 -06:00
Garret Rieger 0b6ca424fc [repacker] fix GSTAR sanitize. 2022-07-26 12:22:17 -06:00
Garret Rieger 11709f0fbe [repacker] support extension promotion in 24bit GSUB/GPOS. 2022-07-26 12:22:17 -06:00
Garret Rieger b37374b04f [repacker] save buffer reference (not copy). 2022-07-26 12:22:17 -06:00
Garret Rieger ae290ff4fe [repacker] add sanitization for GSUB/LookupList/Lookup during extension promotion. 2022-07-26 12:22:17 -06:00
Garret Rieger ce03c3538a [repacker] add make_extension_context_t. 2022-07-26 12:22:17 -06:00
Garret Rieger ebb64b50da [repacker] size buffer correctly. 2022-07-26 12:22:17 -06:00
Garret Rieger 815bb82b4d [repack] fix incorrect extension object bounds. 2022-07-26 12:22:17 -06:00
Garret Rieger 7e6f6c3e88 [repack] fix new node bounds. 2022-07-26 12:22:17 -06:00
Garret Rieger b1d38a6d0b [repack] WIP implement extension promotion mechanism. 2022-07-26 12:22:17 -06:00
Garret Rieger 3f7a74ff40 [repacker] WIP extension promotion implementation. 2022-07-26 12:22:17 -06:00
Behdad Esfahbod 1945b400da [cpluscplus] Wrap hb-subset types as well
Also changes signature of get_user_data of hb.h types to take const
object. This is safe.
2022-07-25 10:45:55 -06:00
Behdad Esfahbod 1ac21246a7 [hb-ft] Fix bitmap font rendering with hb_ft_font_changed()
Fixes https://github.com/harfbuzz/harfbuzz/issues/3754
Fixes https://github.com/harfbuzz/harfbuzz/issues/3755
2022-07-25 08:40:02 -06:00
Behdad Esfahbod 94de328011 [GSUB/GPOS] Adjust buffer message 2022-07-24 18:51:55 -06:00
Behdad Esfahbod bc80e4b923 [GSUB/GPOS] More buffer message for contextuals
Fixes https://github.com/harfbuzz/harfbuzz/issues/3753
2022-07-24 18:50:14 -06:00
Behdad Esfahbod 59b05359cd [GSUB/GPOS] Add more buffer messages
Behind HB_BUFFER_MESSAGE_MORE.

https://github.com/harfbuzz/harfbuzz/pull/3495
2022-07-24 18:39:30 -06:00
Behdad Esfahbod 0722b627f4 [buffer] Return delta from sync_so_far 2022-07-24 17:35:44 -06:00
Behdad Esfahbod c55c019771 [buffer] Add assertions of buffer sync status to message_impl 2022-07-24 16:30:33 -06:00
Behdad Esfahbod da9edce84c [buffer] Add sync_so_far()
This removes separate out-buffer, at the cost of possibly changing
idx.
2022-07-24 16:30:19 -06:00
Khaled Hosny cbccadba8d 5.0.1 2022-07-23 22:09:06 +02:00
Behdad Esfahbod 61d0c54701 [ft] Pass design, not normalized, coords to freetype
Needed for avar2 to work.
2022-07-23 13:26:18 -06:00
Behdad Esfahbod 473a5e5651 [font] Fix design-coords
Ouch!
2022-07-23 13:26:18 -06:00
Khaled Hosny efab763885 [ci] Fix docs deployment
Trigger build on tag pushes, and simplify the condition for calling
.ci/deploy-docs.sh.
2022-07-23 20:27:59 +02:00
Khaled Hosny 40b21edf48 5.0.0 2022-07-23 19:53:14 +02:00
Behdad Esfahbod 4cb83967aa [subset/ClassDefFormat2] Fix timeout
Fixes https://oss-fuzz.com/testcase-detail/5417800474165248
2022-07-23 11:00:20 -06:00
Behdad Esfahbod 32c85b8c8c [avar2] Fix mapping when coords length don't match
Ouch.

Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=49407
2022-07-23 10:50:26 -06:00
Behdad Esfahbod 06c3ec0a19 [avar2] Minor sanitize rewrite 2022-07-23 10:45:28 -06:00
Behdad Esfahbod f94a3ba1db [varStore] Better protect against HB_NO_VAR builds 2022-07-23 10:36:08 -06:00
Behdad Esfahbod 17863bd16b [config/avar2] add HB_NO_VARIATIONS2 2022-07-22 22:38:08 -06:00
Behdad Esfahbod 5a9c7930ef Add HB_NO_BEYOND_64K 2022-07-22 21:33:31 -06:00
Behdad Esfahbod c76fd3c5f9 [avar2] Add link to "Spec". 2022-07-22 15:29:57 -06:00
Behdad Esfahbod edca52c3b6 [avar2] Use a varStore cache 2022-07-22 15:29:57 -06:00
Behdad Esfahbod 59f8afa73e [avar2] Remove XXX item 2022-07-22 15:29:57 -06:00
Behdad Esfahbod d6c4f757a4 [avar2] Clamp out values 2022-07-22 15:29:57 -06:00
Behdad Esfahbod d0e2ad9297 [avar] Pre-alloc vector 2022-07-22 15:29:57 -06:00
Behdad Esfahbod 2a877b554a [avar2] First stab at mapping v2 values 2022-07-22 15:29:57 -06:00
Behdad Esfahbod c3eb6713e9 [avar2] Add v2 structure and sanitize 2022-07-22 15:29:57 -06:00