Run the OCR engine to analyze the visual shapes of the letters.
Standard fonts (like TrueType or OpenType) traditionally max out at 256 characters per encoding. cidfont f1 f2 f3 f4 f5 f6
This is the only way to get a perfect file. Ask the original sender to export the PDF again, ensuring that the option is checked and that they are not using system fonts that are blocked from embedding (like some licensed commercial fonts). If they are using Adobe InDesign or Illustrator, they should uncheck "Subset fonts when percent of characters used is less than 100%" to ensure all characters are embedded. Run the OCR engine to analyze the visual
Highly precise with font metrics and structural mapping. Implement a Python OCR Fallback Ask the original sender to export the PDF
cause errors or appear as dots in PDF documents, I have drafted a "Font Reconstruction & Substitution" feature. 🛠️ Feature Concept: Dynamic CID Font Reconstruction
(Character Identifier Font) is a technology designed to handle large character sets, such as those used in Chinese, Japanese, and Korean (CJK) languages, or complex Unicode-based documents. Adobe Open Source Identifiers (F1–F6):