# This file belongs to the CEP package | Ten plik nale/zy do pakietu CEP # This package is public domain | Pakiet stanowi dobro powszechne # For more info see `0CEP_LIC.ENG' | Wi/ecej informacji w ,,0CEP_LIC.POL'' # =========================================================================== # E: "PS" --> "filtered PS" converter # input - input file name # OUTF - output file name # CVM - conversion method # TMPSX - temporary PostScript file name # # P: Konwerter "PS" --> "filtered PS" # wej/scie - nazwa pliku konwertowanego # OUTF - nazwa pliku wyj/sciowego # CVM - metoda konwersji PS-a # TMPSX - nazwa tymczasowego pliku PostScriptowego BEGIN { ver_no=1.03 gs_abort="2 2 .quit" RS="\015|\012|\015\012" # preparing temporary files | przygotowywanie plik/ow tymczasowych if (TMPSX=="") TMPSX="tmp.psx" if (CVM!~/[LlRrFfNn]/) CVM=CVM "R" # Default coding and compression method if (CVM!~/[BbHh8]/) CVM=CVM "8" # Domy/slna metoda kodowania i kompresji printf "COP ver. " ver_no ", coding:" if (is_A85()) printf " A85" if (is_HEX()) printf " Hex" if (is_BIN()) printf " Bin" if (is_LZW()) printf ", LZW" if (is_RLE()) printf ", RLE" if (is_ZIP()) printf ", Flate (non-standard in PostScript Level 2!)" print "" } NR==1 && /^%!PS-Adobe/ {hdline=$0} /^%%BoundingBox:/ {bbline=$0; if (/\(atend\)/) flag=1; if (!flag) exit} END { # WRITE PostScript ENCODING PROGRAM | TWORZENIE PROGRAMU Postscript-owego out_ps_errorhandler() # create preamble | tworzenie preambu/ly out_ps("(" ps_fname(OUTF) ") (w) file /w_file exch def") out_ps("(" ps_fname(FILENAME) ") (r) file /r_file exch def") out_ps("/p_string 4096 string def") out_ps("/b_string 4096 string def") out_ps("/flushclose {dup flushfile closefile} def") if (hdline=="") hdline="%!PS-Adobe-3.0" hdline=hdline " COP-" ver_no out_ps("w_file (" hdline "\\n) writestring") if (bbline!="") out_ps("w_file (" bbline "\\n) writestring") out_ps("w_file (" banner() "\\n) writestring") out_ps("w_file (" source() "\\n) writestring") # special treatment of the ASCII85 encoded lines looking like DSC comments # dodatkowa obr/obka wierszy (zakodowanych jako ASCII85) zaczynaj/acych # si/e tak jak komentarze DSC if (is_A85()) { out_ps("{pop (%) anchorsearch {pop w_file (%\\n ) writestring} if") out_ps(" {(\n%) search not {exit} if") out_ps(" w_file exch writestring pop w_file (\\n%\\n ) writestring} loop") out_ps(" w_file exch writestring p_string}") out_ps("/NullEncode filter dup") } else out_ps("w_file") # prepare encoding filters | przygotowywanie filtr/ow koduj/acych if (is_A85()) out_ps("/ASCII85Encode filter") if (is_HEX()) out_ps("/ASCIIHexEncode filter") if (is_LZW()) out_ps("dup /LZWEncode filter") if (is_RLE()) out_ps("dup 0 /RunLengthEncode filter") if (is_ZIP()) out_ps("dup /FlateEncode filter") # loop encoding bitmap | p/etla koduj/aca map/e bitow/a out_ps("{r_file b_string readstring not") out_ps("exch 2 index exch writestring") out_ps("{exit} if} loop") if (is_A85()) out_ps("flushclose flushclose") if (is_HEX()) out_ps("flushclose") if (is_LZW()) out_ps("flushclose") if (is_RLE()) out_ps("flushclose") if (is_ZIP()) out_ps("flushclose") # create postamble | tworzenie postambu/ly out_ps("w_file (\\n%%EOF) writestring") out_ps("w_file flushclose r_file closefile quit") printf "." } function banner() {return "%%Creator: COP ver. " ver_no " by BOP s.c."} function ps_fname(s) {gsub(/\\/,"/",s); return(s)} function out_ps(s) {print s > TMPSX} function out_ps_errorhandler() { out_ps("/errq {" gs_abort "} def") out_ps("errordict begin ") out_ps("/typecheck {255 string cvs (filter) search") out_ps(" {(\\010!Filter failed) print") out_ps(" ( (ASCII85Encode used with GS version<3.0?)\\n\\007) print}") out_ps(" {(\\010!Something went wrong\\n Error: typecheck\\n\\007) print}") out_ps(" ifelse errq} def") out_ps("/ioerror {(\\010!Input/Output error occurred. (Disk full?)\\n\\007)") out_ps(" print errq} def") out_ps("/handleerror {$error begin (Something went wrong) print") out_ps(" (\\n Error: ) print errorname 255 string cvs print") out_ps(" (\\n\\007) print end errq} def") out_ps("end") # out_ps("systemdict /resourcestatus known not") out_ps("{(\\010!This version of Ghostscript doesn't support required Level 2 features\\n\\007)") out_ps(" print quit} if") if (is_A85()) { check_filter("ASCII85Encode", "ASCII85Encode filter") check_filter("NullEncode", "required Level 2 filters") } if (is_HEX()) check_filter("ASCIIHexEncode", "ASCIIHexEncode filter") if (is_LZW()) check_filter("LZWEncode", "LZWEncode filter") if (is_RLE()) check_filter("RunLengthEncode", "RunLengthEncode filter") if (is_ZIP()) check_filter("FlateEncode", "FlateEncode filter") } function check_filter(name, expl) { out_ps("/" name " /Filter resourcestatus {pop pop}") out_ps("{(\\010!This version of Ghostscript doesn't support " expl "\\n\\007)") out_ps(" print errq} ifelse") } # searching for the most recent, i.e., active, options # poszukiwanie ostatniej (obowi/azuj/acej) opcji function is_BIN() {return (CVM~/[Bb][^Hh8]*$/) } function is_A85() {return (CVM~/8[^HhBb]*$/) } function is_HEX() {return (CVM~/[Hh][^8Bb]*$/) } function is_LZW() {return (CVM~/[Ll][^NnRrFf]*$/) } function is_RLE() {return (CVM~/[Rr][^NnLlFf]*$/) } function is_ZIP() {return (CVM~/[Ff][^NnLlRr]*$/) } function source() { s="currentfile" if (is_A85()) s=s " /ASCII85Decode filter" if (is_HEX()) s=s " /ASCIIHexDecode filter" if (is_LZW()) s=s " /LZWDecode filter" if (is_RLE()) s=s " /RunLengthDecode filter" if (is_ZIP()) s=s " /FlateDecode filter" s=s " cvx exec" return s }