Builds a character encoding map from a PDF Encoding Differences array. The Differences array format is: [code name1 name2 ... code name1 name2 ...] where code is a number and names are glyph names.
PdfArray containing the Differences array
Map from byte code to Unicode character
Builds a character encoding map from a PDF Encoding Differences array. The Differences array format is: [code name1 name2 ... code name1 name2 ...] where code is a number and names are glyph names.