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Further on 10_001

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John Whitington
2025-01-28 14:24:34 +08:00
parent 6f0d2a8585
commit 55a58aa0b3
1 changed files with 18 additions and 4 deletions
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22
cpdfua.ml
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@@ -449,18 +449,32 @@ let matterhorn_10_001 _ _ pdf =
a) Have a /ToUnicode entry; or
b) Be a simple font with a simple encoding; or
c) Be a CIDFont matching certain parameters *)
let check_diffs diffs =
() (*FIXME *)
in
let check_font font =
match Pdf.lookup_direct pdf "/ToUnicode" font with
| Some _ -> ()
| Some _ -> (* a) *) ()
| _ ->
()
match Pdf.lookup_direct pdf "/Encoding" font with
| Some (Pdf.Name ("/MacRomanEncoding" | "/MacExpertEncoding" | "/WinAnsiEncoding")) -> () (* b) 1 *)
| Some d ->
begin match Pdf.lookup_direct pdf "/Differences" d with
| Some diffs -> check_diffs diffs (* b) 2 *)
| None -> merror ()
end
| None ->
match Pdf.lookup_direct pdf "/Subtype" font with
| Some (Pdf.Name "/Type0") ->
(* c) *)
()
| _ -> merror ()
in
Pdf.objiter
(fun _ o ->
match Pdf.lookup_direct pdf "/Type" o, Pdf.lookup_direct pdf "/Subtype" o with
| Some (Pdf.Name "/Font"), Some (Pdf.Name ("/CIDFontType0" | "/CIDFontType2")) -> ()
| Some (Pdf.Name "/Font"), _ ->
check_font o
| Some (Pdf.Name "/Font"), _ -> check_font o
| _ -> ())
pdf