From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter =?utf-8?q?M=C3=BCller?= To: development@lists.ipfire.org Subject: Re: [PATCH] harfbuzz: Update to version 6.0.0 Date: Thu, 29 Dec 2022 11:21:04 +0000 Message-ID: <435f5861-54e9-19f8-3184-23a019bb5dcc@ipfire.org> In-Reply-To: <20221227120002.12161-2-adolf.belka@ipfire.org> MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1094688324834321038==" List-Id: --===============1094688324834321038== Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Reviewed-by: Peter M=C3=BCller > - Update from version 4.4.1 to 6.0.0 > - Update of rootfile > - Changelog > Overview of changes leading to 6.0.0 > - A new API have been added to pre-process the face and speed up future > subsetting operations on that face. Provides up to a 95% reduction in > subsetting times when the same face is subset more than once. > For more details and benchmarks, see: > https://github.com/harfbuzz/harfbuzz/blob/main/docs/subset-preprocessing= .md > - Shaping have been speedup by skipping entire lookups when the buffer con= tents > don't intersect with the lookup. Shows up to a 10% speedup in shaping so= me > fonts. (Behdad Esfahbod) > - A new experimental feature, =E2=80=9CVariable Composites=E2=80=9D (enabl= ed by passing > -Dexperimental_api=3Dtrue to meson), is also featured in this release. > This technology enables drastic compression of fonts in the Chinese, > Japanese, Korean, and other writing systems, by reusing the OpenType Font > Variations technology for encoding =E2=80=9Csmart components=E2=80=9D in= to the font. > The specification for these extensions to the font format can be found = in: > https://github.com/harfbuzz/boring-expansion-spec/blob/glyf1/glyf1.md > A test variable-font with ~7160 Hangul syllables derived from the > NotoSerifKR-VF font has been built, with existing OpenType technology, as > well as with the new Variable Composites (VarComposites) technology. The > VarComposites font is over 90% smaller than the OpenType version of the = font! > Both fonts can be obtained from the =E2=80=9Csmarties=E2=80=9D repositor= y: > https://github.com/behdad/smarties/tree/3.0/fonts/hangul/serif > When building HarfBuzz with experimental features enabled, you can test > the =E2=80=9Csmarties=E2=80=9D font with a sample character like this: > $ hb-view butchered-hangul-serif-smarties-variable.ttf -u AE01 --variati= ons=3Dwght=3D700 > - The HarfBuzz subsetter can now drop axes by pinning them to specific val= ues > (also referred to as instancing). There are a couple of restrictions > currently: > - Only works with TrueType (=E2=80=9Cglyf=E2=80=9D) based fonts. =E2=80= =9CCFF2=E2=80=9D fonts are not yet > supported. > - Only supports the case where all axes in a font are pinned. > - Miscellaneous fixes and improvements. > - New API > +hb_subset_input_pin_axis_location() > +hb_subset_input_pin_axis_to_default() > +hb_subset_preprocess() > Overview of changes leading to 5.3.1 > - Subsetter repacker fixes. (Garret Rieger) > - Adjust Grapheme clusters for Katakana voiced sound marks. (Behdad Esfahb= od) > - New =E2=80=9Chb-subset=E2=80=9D option =E2=80=9C--preprocess-face=E2=80= =9D. (Garret Rieger) > Overview of changes leading to 5.3.0 > - Don=E2=80=99t add glyphs from dropped MATH or COLR tables to the subset = glyphs. > (Khaled Hosny) > - Map =E2=80=9Crlig=E2=80=9D to appropriate AAT feature selectors. (Jonath= an Kew) > - Update USE data files to latest version. (David Corbett) > - Check =E2=80=9CCBDT=E2=80=9D extents first before outline tables, to hel= p with fonts that > also include an empty =E2=80=9Cglyf=E2=80=9D table. (Khaled Hosny) > - More work towards variable font instancing in the subsetter. (Qunxin Liu) > - Subsetter repacker improvements. (Garret Rieger) > - New API: > +hb_ot_layout_lookup_get_optical_bound() > +hb_face_builder_sort_tables() > Overview of changes leading to 5.2.0 > - Fix regressions in hb-ft font functions for FT_Face=E2=80=99s with trans= formation > matrix. (Behdad Esfahbod) > - The experimental hb-repacker API now supports splitting several GPOS sub= table > types when needed. (Garret Rieger) > - The HarfBuzz extensions to OpenType font format are now opt-in behind > build-time flags. (Behdad Esfahbod) > - The experimental hb-subset variable fonts instantiation API can now > instantiate more font tables and arbitrary axis locations. (Qunxin Liu) > - Unicode 15 support. (David Corbett) > - Various documentation improvements. (Behdad Esfahbod, Matthias Clasen) > - The hb-view command line tool now detects WezTerm inline images support. > (Wez Furlong) > - Fix FreeType and ICU dependency lookup with meson. (Xavier Claessens) > - New API: > +HB_SCRIPT_KAWI > +HB_SCRIPT_NAG_MUNDARI > Overview of changes leading to 5.1.0 > - More extensive buffer tracing messages. (Behdad Esfahbod) > - Fix hb-ft regression in bitmap fonts rendering. (Behdad Esfahbod) > - Support extension promotion of lookups in hb-subset-repacker. (Garret Ri= eger) > - A new HB_GLYPH_FLAG_SAFE_TO_INSERT_TATWEEL for scripts that use elongati= on > (e.g. Arabic) to signify where it is safe to insert tatweel glyph without > interrupting shaping. (Behdad Esfahbod) > - Add =E2=80=9C--safe-to-insert-tatweel=E2=80=9D to =E2=80=9Chb-shape=E2= =80=9D tool. (Behdad Esfahbod) > - New API > +HB_GLYPH_FLAG_SAFE_TO_INSERT_TATWEEL > +HB_BUFFER_FLAG_PRODUCE_SAFE_TO_INSERT_TATWEEL > Overview of changes leading to 5.0.1 > - Fix version 2 =E2=80=9Cavar=E2=80=9D table with hb-ft. (Behdad Esfahbod) > Overview of changes leading to 5.0.0 > - Support fonts with more than 65535 glyphs in =E2=80=9CGDEF=E2=80=9D, =E2= =80=9CGSUB=E2=80=9D, and =E2=80=9CGPOS=E2=80=9D > tables. This is part of https://github.com/be-fonts/boring-expansion-spe= c to > extend OpenType in a backward-compatible way. > (Behdad Esfahbod, Garret Rieger) > - Complete support for more than 65535 glyphs in =E2=80=9Cglyf=E2=80=9D ta= ble that started in > 4.0.0 release. Part of boring-expansion-spec. (Behdad Esfahbod) > - Support version 2 of =E2=80=9Cavar=E2=80=9D table. Part of boring-expans= ion-spec. > (Behdad Esfahbod) > - Fix mark attachment on multiple substitutions in some cases. > (Behdad Esfahbod) > - Fix application of =E2=80=9Ccalt=E2=80=9D, =E2=80=9Crclt=E2=80=9D, and = =E2=80=9Cccmp=E2=80=9D features to better match > Uniscribe behaviour with some Arabic fonts. (Behdad Esfahbod) > - Improvement to interaction between multiple cursive attachments. > (Behdad Esfahbod) > - Improve multiple mark interactions in Hebrew. (Behdad Esfahbod) > - Implement language-specific forms in AAT shaping. (Behdad Esfahbod) > - Fix variation of =E2=80=9CVORG=E2=80=9D table. (Behdad Esfahbod) > - Support for specific script tags to be retained in the subsetter, and add > =E2=80=9C--layout-scripts=E2=80=9D option to =E2=80=9Chb-subset=E2=80=9D= tool. (Garret Rieger) > - Accept space as delimiter for --features/--variations in command line to= ols. > - Improve subsetting of =E2=80=9CCOLR=E2=80=9D table. (Qunxin Liu) > - Improved fuzzing coverage for ot-math API. (Fr=C3=A9d=C3=A9ric Wang) > - Fix =E2=80=9Ckern=E2=80=9D table version 2 (AAT) sanitization on 32-bit = systems. > (Behdad Esfahbod) > - Allow negative glyph advances from =E2=80=9Cgraphite2=E2=80=9D shaper. (= Stephan Bergmann) > - Implement loading (color) bitmap fonts with hb-ft. (Behdad Esfahbod) > - Fix regression in hb-ft when changing font size. (Behdad Esfahbod) > - Fix build on GCC < 7. (Kleis Auke Wolthuizen) > - Dynamically load dwrite.dll on windows if =E2=80=9Cdirectwrite=E2=80=9D = shaper is enabled. > (Luca Bacci) > - Provide a single-file harfbuzz-subset.cc file for easier alternate build= ing > of hb-subset library, similar to harfbuzz.cc. (Khaled Hosny) > - New API > +HB_SUBSET_SETS_LAYOUT_SCRIPT_TAG > +hb_language_matches() >=20 > Signed-off-by: Adolf Belka > --- > config/rootfiles/common/harfbuzz | 8 +++++--- > lfs/harfbuzz | 6 +++--- > 2 files changed, 8 insertions(+), 6 deletions(-) >=20 > diff --git a/config/rootfiles/common/harfbuzz b/config/rootfiles/common/har= fbuzz > index bb4bb2ee9..7da247be0 100644 > --- a/config/rootfiles/common/harfbuzz > +++ b/config/rootfiles/common/harfbuzz > @@ -41,11 +41,11 @@ > #usr/lib/libharfbuzz-subset.la > #usr/lib/libharfbuzz-subset.so > usr/lib/libharfbuzz-subset.so.0 > -usr/lib/libharfbuzz-subset.so.0.40401.0 > +usr/lib/libharfbuzz-subset.so.0.60000.0 > #usr/lib/libharfbuzz.la > #usr/lib/libharfbuzz.so > usr/lib/libharfbuzz.so.0 > -usr/lib/libharfbuzz.so.0.40401.0 > +usr/lib/libharfbuzz.so.0.60000.0 > #usr/lib/pkgconfig/harfbuzz-subset.pc > #usr/lib/pkgconfig/harfbuzz.pc > #usr/share/gtk-doc/html/harfbuzz > @@ -115,6 +115,9 @@ usr/lib/libharfbuzz.so.0.40401.0 > #usr/share/gtk-doc/html/harfbuzz/api-index-4-2-0.html > #usr/share/gtk-doc/html/harfbuzz/api-index-4-3-0.html > #usr/share/gtk-doc/html/harfbuzz/api-index-4-4-0.html > +#usr/share/gtk-doc/html/harfbuzz/api-index-5-0-0.html > +#usr/share/gtk-doc/html/harfbuzz/api-index-5-3-0.html > +#usr/share/gtk-doc/html/harfbuzz/api-index-6-0-0.html > #usr/share/gtk-doc/html/harfbuzz/api-index-full.html > #usr/share/gtk-doc/html/harfbuzz/apple-advanced-typography-api.html > #usr/share/gtk-doc/html/harfbuzz/buffers-language-script-and-direction.html > @@ -213,4 +216,3 @@ usr/lib/libharfbuzz.so.0.40401.0 > #usr/share/gtk-doc/html/harfbuzz/why-do-i-need-a-shaping-engine.html > #usr/share/gtk-doc/html/harfbuzz/why-is-it-called-harfbuzz.html > #usr/share/gtk-doc/html/harfbuzz/working-with-harfbuzz-clusters.html > - > diff --git a/lfs/harfbuzz b/lfs/harfbuzz > index 558c794de..c547b203c 100644 > --- a/lfs/harfbuzz > +++ b/lfs/harfbuzz > @@ -1,7 +1,7 @@ > ##########################################################################= ##### > # = # > # IPFire.org - A linux based firewall = # > -# Copyright (C) 2007-2018 IPFire Team = # > +# Copyright (C) 2007-2022 IPFire Team = # > # = # > # This program is free software: you can redistribute it and/or modify = # > # it under the terms of the GNU General Public License as published by = # > @@ -24,7 +24,7 @@ > =20 > include Config > =20 > -VER =3D 4.4.1 > +VER =3D 6.0.0 > =20 > THISAPP =3D harfbuzz-$(VER) > DL_FILE =3D $(THISAPP).tar.xz > @@ -40,7 +40,7 @@ objects =3D $(DL_FILE) > =20 > $(DL_FILE) =3D $(DL_FROM)/$(DL_FILE) > =20 > -$(DL_FILE)_BLAKE2 =3D a1c87e48228312b24bfa41a323fb4a4f6e2cb125c4a86df2a536= a8c09f9e76bbaf18cb9b8b46452b949a9c01e31756925187c8c619fb9fb11f8ae29f36a250f0 > +$(DL_FILE)_BLAKE2 =3D bb08f90cf9540a076ec2fe5498658a0e5f963537ebd98fce271a= f9070d0fc7178346bf56c600720d433c9e3a403f67ec3ac898abeb1da12697ad22980ecf5204 > =20 > install : $(TARGET) > =20 --===============1094688324834321038==--