{"type":"rich","version":"1.0","provider_name":"phorkie","provider_url":"https:\/\/p.cweiske.de\/","title":"Extract parts from multi-page pdf into images","author_name":"Christian Weiske","cache_age":86400,"width":900,"height":900,"html":"<!-- embedding all files of https:\/\/p.cweiske.de\/740 -->\n<link rel=\"stylesheet\" href=\"https:\/\/p.cweiske.de\/css\/embed.css\"\/>\n<div class=\"phork\" id=\"740\">\n    <div class=\"phork-file\">\n <div class=\"phork-content\">\n  <style type=\"text\/css\">\/**\n * GeSHi (C) 2004 - 2007 Nigel McNie, 2007 - 2014 Benny Baumann\n * (http:\/\/qbnz.com\/highlighter\/ and http:\/\/geshi.org\/)\n *\/\n.bash .de1, .bash .de2 {font: normal normal 1em\/1.2em monospace; margin:0; padding:0; background:none; vertical-align:top;}\n.bash  {font-family:monospace;}\n.bash .imp {font-weight: bold; color: red;}\n.bash li, .bash .li1 {color: #DDD;}\n.bash .ln {width:1px;text-align:right;margin:0;padding:0 2px;vertical-align:top;}\n.bash .kw1 {color: #000000; font-weight: bold;}\n.bash .kw2 {color: #c20cb9; font-weight: bold;}\n.bash .kw3 {color: #7a0874; font-weight: bold;}\n.bash .co0 {color: #666666; font-style: italic;}\n.bash .co1 {color: #800000;}\n.bash .co2 {color: #cc0000; font-style: italic;}\n.bash .co3 {color: #000000; font-weight: bold;}\n.bash .co4 {color: #666666;}\n.bash .es1 {color: #000099; font-weight: bold;}\n.bash .es2 {color: #007800;}\n.bash .es3 {color: #007800;}\n.bash .es4 {color: #007800;}\n.bash .es5 {color: #780078;}\n.bash .es_h {color: #000099; font-weight: bold;}\n.bash .br0 {color: #7a0874; font-weight: bold;}\n.bash .sy0 {color: #000000; font-weight: bold;}\n.bash .st0 {color: #ff0000;}\n.bash .st_h {color: #ff0000;}\n.bash .nu0 {color: #000000;}\n.bash .re0 {color: #007800;}\n.bash .re1 {color: #007800;}\n.bash .re2 {color: #007800;}\n.bash .re4 {color: #007800;}\n.bash .re5 {color: #660033;}\n.bash span.xtra { display:block; }\n<\/style><div class=\"code\"><table class=\"bash\"><tbody><tr class=\"li1\"><td class=\"ln\"><pre class=\"de1\">1\n2\n3\n4\n5\n6\n7\n8\n9\n10\n11\n12\n13\n<\/pre><\/td><td class=\"de1\"><pre class=\"de1\"><span class=\"kw1\">for<\/span> page <span class=\"kw1\">in<\/span> <span class=\"nu0\">0<\/span> <span class=\"nu0\">1<\/span> <span class=\"nu0\">2<\/span> <span class=\"nu0\">3<\/span> <span class=\"nu0\">4<\/span> <span class=\"nu0\">5<\/span> <span class=\"nu0\">6<\/span>; <span class=\"kw1\">do<\/span>\n&#160; <span class=\"kw1\">for<\/span> num <span class=\"kw1\">in<\/span> <span class=\"nu0\">0<\/span> <span class=\"nu0\">1<\/span> <span class=\"nu0\">2<\/span> <span class=\"nu0\">3<\/span>; <span class=\"kw1\">do<\/span>\n&#160; &#160; convert <span class=\"re5\">-density<\/span> <span class=\"nu0\">300<\/span> uebungsbeschreibung_sitzen.pdf<span class=\"br0\">&#91;<\/span><span class=\"re1\">$page<\/span><span class=\"br0\">&#93;<\/span>\\\n&#160; &#160; &#160; <span class=\"re5\">-alpha<\/span> remove\\\n&#160; &#160; &#160; <span class=\"re5\">-crop<\/span> 2500x670+<span class=\"nu0\">100<\/span>+$<span class=\"br0\">&#40;<\/span><span class=\"br0\">&#40;<\/span><span class=\"nu0\">470<\/span>+<span class=\"re1\">$num<\/span><span class=\"sy0\">*<\/span><span class=\"nu0\">689<\/span><span class=\"br0\">&#41;<\/span><span class=\"br0\">&#41;<\/span>\\\n&#160; &#160; &#160; <span class=\"re5\">-quality<\/span> <span class=\"nu0\">85<\/span>\\\n&#160; &#160; &#160; uebung-<span class=\"re1\">$page<\/span>-<span class=\"re1\">$num<\/span>.jpg;\n&#160; <span class=\"kw1\">done<\/span>;\n<span class=\"kw1\">done<\/span>\n&#160;\n&#160;\n<span class=\"co0\"># open 4 random files from the list<\/span>\n<span class=\"kw2\">ls<\/span> <span class=\"re5\">-1<\/span> <span class=\"sy0\">|<\/span><span class=\"kw2\">sort<\/span> <span class=\"re5\">-R<\/span> <span class=\"sy0\">|<\/span><span class=\"kw2\">head<\/span> <span class=\"re5\">-n4<\/span><span class=\"sy0\">|<\/span><span class=\"kw2\">xargs<\/span> <span class=\"re5\">-L1<\/span> xdg-open<\/pre><\/td><\/tr><\/tbody><\/table><\/div>\n <\/div>\n <div class=\"phork-meta\">\n  <a href=\"https:\/\/p.cweiske.de\/740\/rev-raw\/0e1061f42ff4498641bd724b28a5afa49b3ad95e\/code.sh\" style=\"float: right\">view raw source<\/a>\n  <a href=\"https:\/\/p.cweiske.de\/740#code.sh\">code.sh<\/a>\n <\/div>\n<\/div>\n<\/div>\n"}