![]() ![]() It just has an indexed bunch of shapes and a list of positions and sizes where it displays those indexed shapes.ĬID-keyed fonts may be made without reference to a character collection by using an "identity" encoding, such as Identity-H (for horizontal writing) or Identity-V (for vertical). " Embedded Subset" means The program didn't need a huge number of characters from this font so it just picked the few it needed and arranged them in seemingly random order (maybe the order the program encountered them in the text) and the newly invented encoding is based on this ordering.īasically the PDF no longer has any universally meaningful information about "which character" it has. " Encoding:Custom" probably means a (random seeming) encoding made up for it's own convenience by the program that produced this PDF. ![]() It is because the encoding used in the PDF is arbitrary.įrom Some PDF in Vietnamese I found in the intertubes
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