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01/31/2023 12:39:13 PM
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PDFA_def.ps
1.25 KB
04/13/2023 01:09:22 PM
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PDFX_def.ps
1.77 KB
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PM760p.upp
1.13 KB
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PM760pl.upp
1.1 KB
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PM820p.upp
1.12 KB
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PM820pl.upp
1.09 KB
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Stc670p.upp
1.13 KB
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Stc670pl.upp
1.1 KB
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Stc680p.upp
1.11 KB
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Stc680pl.upp
1.09 KB
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Stc740p.upp
1.01 KB
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Stc740pl.upp
1.09 KB
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Stc760p.upp
1.11 KB
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Stc760pl.upp
1.09 KB
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Stc777p.upp
1.11 KB
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Stc777pl.upp
1.09 KB
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Stp720p.upp
1.13 KB
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Stp720pl.upp
1.09 KB
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Stp870p.upp
1.11 KB
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Stp870pl.upp
1.09 KB
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acctest.ps
4.17 KB
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align.ps
2.11 KB
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bj8.rpd
639 bytes
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bj8gc12f.upp
1.5 KB
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bj8hg12f.upp
1.5 KB
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bj8oh06n.upp
1.48 KB
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bj8pa06n.upp
1.49 KB
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bj8pp12f.upp
1.51 KB
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bj8ts06n.upp
1.49 KB
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bjc6000a1.upp
1.62 KB
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bjc6000b1.upp
1.62 KB
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bjc610a0.upp
1.49 KB
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bjc610a1.upp
1.48 KB
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bjc610a2.upp
1.48 KB
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bjc610a3.upp
1.49 KB
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bjc610a4.upp
1.49 KB
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bjc610a5.upp
1.48 KB
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bjc610a6.upp
1.48 KB
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bjc610a7.upp
1.48 KB
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bjc610a8.upp
1.49 KB
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bjc610b1.upp
1.48 KB
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bjc610b2.upp
1.48 KB
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bjc610b3.upp
1.49 KB
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bjc610b4.upp
1.49 KB
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bjc610b6.upp
1.48 KB
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bjc610b7.upp
1.49 KB
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bjc610b8.upp
1.49 KB
04/13/2023 01:09:22 PM
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caption.ps
1.72 KB
04/13/2023 01:09:22 PM
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cbjc600.ppd
10.89 KB
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cbjc800.ppd
11.22 KB
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cdj550.upp
1.65 KB
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cdj690.upp
1.95 KB
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cdj690ec.upp
2.01 KB
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cid2code.ps
4.39 KB
04/13/2023 01:09:22 PM
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dmp_init.ps
7.08 KB
04/13/2023 01:09:22 PM
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dmp_site.ps
459 bytes
04/13/2023 01:09:22 PM
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dnj750c.upp
2.74 KB
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dnj750m.upp
1.93 KB
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docie.ps
7.32 KB
04/13/2023 01:09:22 PM
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escp_24.src
350 bytes
04/13/2023 01:09:22 PM
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font2pcl.ps
18.01 KB
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ghostpdf.ppd
25.04 KB
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gs_ce_e.ps
2.17 KB
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gs_il2_e.ps
2.57 KB
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gs_kanji.ps
3.91 KB
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gs_ksb_e.ps
3.07 KB
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gs_l.xbm
1.9 KB
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gs_l.xpm
2.69 KB
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gs_l_m.xbm
1.91 KB
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gs_lgo_e.ps
2.67 KB
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gs_lgx_e.ps
1.72 KB
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gs_m.xbm
945 bytes
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gs_m.xpm
1.4 KB
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gs_m_m.xbm
955 bytes
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gs_s.xbm
594 bytes
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gs_s.xpm
957 bytes
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gs_s_m.xbm
604 bytes
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gs_t.xbm
345 bytes
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gs_t.xpm
605 bytes
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gs_t_m.xbm
355 bytes
04/13/2023 01:09:22 PM
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gs_wl1_e.ps
2.44 KB
04/13/2023 01:09:22 PM
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gs_wl2_e.ps
2.44 KB
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gs_wl5_e.ps
2.45 KB
04/13/2023 01:09:22 PM
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gslp.ps
20.24 KB
04/13/2023 01:09:22 PM
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gsnup.ps
2.57 KB
04/13/2023 01:09:22 PM
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ht_ccsto.ps
222.8 KB
04/13/2023 01:09:22 PM
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image-qa.ps
71.34 KB
04/13/2023 01:09:22 PM
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jispaper.ps
784 bytes
04/13/2023 01:09:22 PM
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landscap.ps
1.43 KB
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lines.ps
3.65 KB
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mkcidfm.ps
21.8 KB
04/13/2023 01:09:22 PM
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necp2x.upp
1.02 KB
04/13/2023 01:09:22 PM
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necp2x6.upp
1.04 KB
04/13/2023 01:09:22 PM
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pdf2dsc.ps
7.87 KB
04/13/2023 01:09:22 PM
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pf2afm.ps
14.94 KB
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pfbtopfa.ps
995 bytes
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ppath.ps
1.78 KB
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pphs.ps
6.68 KB
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prfont.ps
7.04 KB
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printafm.ps
4.78 KB
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ps2ai.ps
21.78 KB
04/13/2023 01:09:22 PM
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ps2epsi.ps
8.34 KB
04/13/2023 01:09:22 PM
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ras1.upp
215 bytes
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ras24.upp
219 bytes
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ras3.upp
214 bytes
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ras32.upp
196 bytes
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ras4.upp
220 bytes
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ras8m.upp
209 bytes
04/13/2023 01:09:22 PM
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rollconv.ps
12.23 KB
04/13/2023 01:09:22 PM
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s400a1.upp
1.42 KB
04/13/2023 01:09:22 PM
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s400b1.upp
1.57 KB
04/13/2023 01:09:22 PM
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sharp.upp
1.89 KB
04/13/2023 01:09:22 PM
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sipixa6.upp
529 bytes
04/13/2023 01:09:22 PM
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st640ih.upp
2.23 KB
04/13/2023 01:09:22 PM
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st640ihg.upp
1.47 KB
04/13/2023 01:09:22 PM
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st640p.upp
1.87 KB
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st640pg.upp
1.11 KB
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st640pl.upp
1.83 KB
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st640plg.upp
1.08 KB
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stc.upp
1.88 KB
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stc1520h.upp
2.1 KB
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stc2.upp
1.86 KB
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stc200_h.upp
1.8 KB
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stc2_h.upp
1.83 KB
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stc2s_h.upp
2.22 KB
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stc300.upp
2.09 KB
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stc300bl.upp
1.31 KB
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stc300bm.upp
1.4 KB
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stc500p.upp
1.86 KB
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stc500ph.upp
1.86 KB
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stc600ih.upp
2.23 KB
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stc600p.upp
1.12 KB
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stc600pl.upp
1.09 KB
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stc640p.upp
1.07 KB
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stc740ih.upp
2.07 KB
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stc800ih.upp
2.11 KB
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stc800p.upp
1.09 KB
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stc800pl.upp
1.07 KB
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stc_h.upp
1.87 KB
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stc_l.upp
734 bytes
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stcany.upp
673 bytes
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stcany_h.upp
681 bytes
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stcinfo.ps
24.92 KB
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stcolor.ps
4.95 KB
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stocht.ps
2.44 KB
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traceimg.ps
1.35 KB
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traceop.ps
2.51 KB
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uninfo.ps
5.85 KB
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viewcmyk.ps
1.94 KB
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viewgif.ps
5.27 KB
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viewjpeg.ps
5.56 KB
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viewmiff.ps
4.15 KB
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viewpbm.ps
10.04 KB
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viewpcx.ps
5.11 KB
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viewps2a.ps
1.11 KB
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winmaps.ps
3.52 KB
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zeroline.ps
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Editing: viewjpeg.ps
Close
%! viewjpeg.ps Copyright (C) 1994 Thomas Merz <tm@pdflib.com> % % This software is provided AS-IS with no warranty, either express or % implied. % % This software is distributed under license and may not be copied, % modified or distributed except as expressly authorized under the terms % of the license contained in the file LICENSE in this distribution. % % For more information about licensing, please refer to % http://www.ghostscript.com/licensing/. For information on % commercial licensing, go to http://www.artifex.com/licensing/ or % contact Artifex Software, Inc., 1305 Grant Avenue - Suite 200, % Novato, CA 94945, U.S.A., +1(415)492-9861. % View JPEG files with Ghostscript % % This PostScript code relies on level 2 features. % % Only JPEG baseline, extended sequential, and progressive files % are supported. Note that Adobe PostScript level 2 does not include % progressive-JPEG support. Ghostscript with IJG JPEG v6 or later % will decode progressive JPEG, but only if you edit gsjmorec.h to % enable that feature. % % Author's address: % ------------------------------+ % {(pstack exec quit) = flush } | Thomas Merz, Munich % pstack exec quit | voice +49/89/29160728 % ------------------------------+ tm@muc.de http://www.muc.de/~tm/ % % Updated by L. Peter Deutsch 20-May-1997: % move the usage example to the beginning % Updates by Tom Lane 6-Sep-1995 % Usage example: % (jpeg-6/testimg.jpg) viewJPEG /languagelevel where {pop languagelevel 2 lt}{true} ifelse { (JPEG needs PostScript Level 2!\n) print flush stop } if /JPEGdict 20 dict def JPEGdict begin /NoParamMarkers [ % JPEG markers without additional parameters 16#D0 16#D1 16#D2 16#D3 16#D4 16#D5 16#D6 16#D7 16#D8 16#01 ] def /NotSupportedMarkers [ % JPEG markers not supported by PostScript level 2 16#C3 16#C5 16#C6 16#C7 16#C8 16#C9 16#CA 16#CB 16#CD 16#CE 16#CF ] def % Names of color spaces /ColorSpaceNames << /1 /DeviceGray /3 /DeviceRGB /4 /DeviceCMYK >> def % read one byte from file F % - ==> int --or-- stop context /NextByte { F read not { (Read error in ViewJPEG!\n) print flush stop } if } bind def /SkipSegment { % read two bytes and skip that much data NextByte 8 bitshift NextByte add 2 sub { NextByte pop } repeat } bind def % read width, height, and # of components from JPEG markers % and store in dict /readJPEGmarkers { % - ==> dict --or-- stop context 5 dict begin { % loop: read JPEG marker segments until we find SOFn marker or EOF NextByte 16#FF eq { % found marker /markertype NextByte def % Is it S0F0=baseline, SOF1=extended sequential, SOF2=progressive ? markertype dup 16#C0 ge exch 16#C2 le and { NextByte pop NextByte pop % segment length % Ghostscript and Adobe PS accept only data precision 8 NextByte 8 ne { (Error: not 8 bits per component!\n) print flush stop } if % Read crucial image parameters /height NextByte 8 bitshift NextByte add def /width NextByte 8 bitshift NextByte add def /colors NextByte def VJPGDEBUG { currentdict { exch == == } forall flush } if exit } if % detect several segment types which are not compatible with PS NotSupportedMarkers { markertype eq { (Marker ) print markertype == (not supported!\n) print flush stop } if } forall % Skip segment if marker has parameters associated with it true NoParamMarkers { markertype eq {pop false exit} if } forall { SkipSegment } if } if } loop currentdict dup /markertype undef end } bind def end % JPEGdict % read image parameters from JPEG file and display the image /viewJPEG { % <file|string> ==> - save JPEGdict begin /saved exch def /scratch 1 string def dup type /stringtype eq { (r) file } if /F exch def readJPEGmarkers begin F 0 setfileposition % reset file pointer % We use the whole clipping area for the image (at least in one dimension) gsave clippath pathbbox grestore /ury exch def /urx exch def /lly exch def /llx exch def llx lly translate width height scale % use whole width or height, whichever is appropriate urx llx sub width div ury lly sub height div 2 copy gt { exch } if pop % min dup scale ColorSpaceNames colors scratch cvs get setcolorspace % prepare image dictionary << /ImageType 1 /Width width /Height height /ImageMatrix [ width 0 0 height neg 0 height ] /BitsPerComponent 8 % If 4-component (CMYK), assume data is inverted per Adobe Photoshop colors 4 eq { /Decode [ colors { 1 0 } repeat ] } { /Decode [ colors { 0 1 } repeat ] } ifelse /DataSource F /DCTDecode filter >> image end % image parameter dictionary saved end restore } bind def % This lets you do stuff on the command line like: % gs -sDEVICE=pdfwrite -o stuff%03d.pdf viewjpeg.ps -c "(image.jpg) << /PageSize 2 index viewJPEGgetsize 2 array astore >> setpagedevice viewJPEG" % so the output size matches the original image. /viewJPEGgetsize { % <file|string> ==> width height save JPEGdict begin /saved exch def /scratch 1 string def dup type /stringtype eq { (r) file } if /F exch def readJPEGmarkers begin F 0 setfileposition % reset file pointer width height saved end restore } bind def