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cpdf-source
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Work around jbig2enc bug

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John Whitington 2023-12-23 15:29:13 +00:00
parent aafc455fd2
commit 24fdbd4535
1 changed files with 1 additions and 0 deletions
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cpdfimage.ml
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@ -595,6 +595,7 @@ let recompress_1bpp_jbig2_lossless ~path_to_jbig2enc pdf s dict reference =
match Pdf.lookup_direct pdf "/Filter" (fst !reference) with Some _ -> () | None ->
let w = match Pdf.lookup_direct pdf "/Width" dict with Some (Pdf.Integer i) -> i | _ -> error "bad width" in
let h = match Pdf.lookup_direct pdf "/Height" dict with Some (Pdf.Integer i) -> i | _ -> error "bad height" in
if w < 5 || h < 5 then () else (* jbig2enc fails on tiny images *)
let out = Filename.temp_file "cpdf" "convertin" ^ ".pnm" in
let out2 = Filename.temp_file "cpdf" "convertout" ^ ".jbig2" in
let fh = open_out_bin out in