{"id":183809,"date":"2026-10-13T16:53:22","date_gmt":"2026-10-13T14:53:22","guid":{"rendered":"https:\/\/prohoster.info\/blog\/news\/reliz-shriftovogo-dvizhka-freetype-2-15"},"modified":"2026-10-13T16:53:27","modified_gmt":"2026-10-13T14:53:27","slug":"freetype-2-15-font-engine-released","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pt\/blog\/news\/freetype-2-15-font-engine-released","title":{"rendered":"Lan\u00e7amento do mecanismo de fontes FreeType 2.15","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Ap\u00f3s um ano de desenvolvimento, \u00e9 lan\u00e7ado o FreeType 2.15.0, um mecanismo de fontes modular que fornece uma API \u00fanica para unificar o processamento e a sa\u00edda de dados de fontes em v\u00e1rios formatos vetoriais e rasterizados. O c\u00f3digo do projeto \u00e9 escrito em C e \u00e9 distribu\u00eddo sob a licen\u00e7a FreeType semelhante \u00e0 BSD. <\/p>\n<p>Entre as altera\u00e7\u00f5es:<\/p>\n<ul>\n<li class=\"l\"> Adicionada suporte \u00e0 quinta edi\u00e7\u00e3o do formato de fontes ISO Open Font (ISO\/IEC 14496-22:2026), portada com a ajuda de IA a partir da biblioteca de composi\u00e7\u00e3o de glifos HarfBuzz e outras implementa\u00e7\u00f5es. Ao contr\u00e1rio da quarta edi\u00e7\u00e3o, lan\u00e7ada em 2019, a nova vers\u00e3o do formato Open Font permite a inclus\u00e3o de mais de 65536 glifos; uma tabela \"GLYF\" foi adicionada para contornos que combinam segmentos c\u00fabicos e c\u00f4nicos; foi proposta uma vers\u00e3o mais compacta da tabela \"VARC\", que reduz em 90% o tamanho das fontes vari\u00e1veis com hier\u00f3glifos.\n<li class=\"l\"> No rasterizador, que proporciona suaviza\u00e7\u00e3o, a aloca\u00e7\u00e3o de mem\u00f3ria din\u00e2mica para grandes glifos aumentou significativamente o desempenho de renderiza\u00e7\u00e3o de glifos maiores que 40 ppem.\n<li class=\"l\"> Adicionado um driver experimental para fontes HVF (Hierarchical Variation Font), fornecido pela Apple e que funciona apenas no macOS por enquanto.\n<li class=\"l\"> No interpretador do formato TrueType, foi ampliado o suporte para a tecnologia de suaviza\u00e7\u00e3o de texto ClearType, melhorando a qualidade de renderiza\u00e7\u00e3o de fontes como 'Comic Sans MS', 'Segoe UI', 'Calibri', 'Corbel', 'Constantia', 'Malgun Gothic' e 'SimSun'. Garantido o uso de dados da tabela gasp (Grid-fitting and Scan-conversion Procedure) para suaviza\u00e7\u00e3o e alinhamento na grade de pixels, melhorada a emula\u00e7\u00e3o de hachuras horizontais ClearType, aprimorada a manipula\u00e7\u00e3o das instru\u00e7\u00f5es de arredondamento de glifos (ROUND) e a aplica\u00e7\u00e3o de valores de controle (CVT \u2014 Control Value Table).\n<li class=\"l\"> Adicionado um porto para o sistema operacional Plan 9.\n<li class=\"l\"> Corrigidas vulnerabilidades: CVE-2026-95512 \u2014 exaust\u00e3o de mem\u00f3ria e alta carga na CPU ao processar fontes especialmente formatadas no formato CID; CVE-2026-50811 \u2014 leitura fora da \u00e1rea do buffer ao usar as fun\u00e7\u00f5es TT_Get_Var_Design e T_Get_Var_Design_Coordinates; CVE-2026-27171 \u2014 vulnerabilidade no antigo c\u00f3digo incorporado da zlib que leva a um loop infinito.\n<\/ul>\n<p>Fonte: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=66454\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u0433\u043e\u0434\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 FreeType 2.15.0, \u043c\u043e\u0434\u0443\u043b\u044c\u043d\u043e\u0433\u043e \u0448\u0440\u0438\u0444\u0442\u043e\u0432\u043e\u0433\u043e \u0434\u0432\u0438\u0436\u043a\u0430, \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u044e\u0449\u0435\u0433\u043e \u0435\u0434\u0438\u043d\u044b\u0439 API \u0434\u043b\u044f \u0443\u043d\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0438 \u0432\u044b\u0432\u043e\u0434\u0430 \u0448\u0440\u0438\u0444\u0442\u043e\u0432\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u0445 \u0432\u0435\u043a\u0442\u043e\u0440\u043d\u044b\u0445 \u0438 \u0440\u0430\u0441\u0442\u0440\u043e\u0432\u044b\u0445 \u0444\u043e\u0440\u043c\u0430\u0442\u0430\u0445. \u041a\u043e\u0434 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 \u0421\u0438 \u0438 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 BSD-\u043f\u043e\u0434\u043e\u0431\u043d\u043e\u0439 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 FreeType. \u0421\u0440\u0435\u0434\u0438 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439: \u0414\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0430 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u043f\u044f\u0442\u043e\u0439 \u0440\u0435\u0434\u0430\u043a\u0446\u0438\u0438 \u0444\u043e\u0440\u043c\u0430\u0442\u0430 \u0448\u0440\u0438\u0444\u0442\u043e\u0432 ISO Open Font (ISO\/IEC 14496-22:2026), \u043f\u043e\u0440\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u0430\u044f \u043f\u0440\u0438 \u043f\u043e\u043c\u043e\u0449\u0438 AI [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":10,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-183809","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u043e\u0441\u043b\u0435 \u0433\u043e\u0434\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u0440\u0435\u043b\u0438\u0437 FreeType 2.15.0, \u043c\u043e\u0434\u0443\u043b\u044c\u043d\u043e\u0433\u043e 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