{"id":687,"date":"2010-09-02T20:52:24","date_gmt":"2010-09-03T01:52:24","guid":{"rendered":"http:\/\/www.vintagecomputing.com\/?p=687"},"modified":"2010-09-07T14:02:31","modified_gmt":"2010-09-07T19:02:31","slug":"great-images-in-1-bit-color-mona-lisa","status":"publish","type":"post","link":"https:\/\/www.vintagecomputing.com\/index.php\/archives\/687\/great-images-in-1-bit-color-mona-lisa","title":{"rendered":"Great Images in 1-Bit Color: Mona Lisa"},"content":{"rendered":"<p><a href=\"#\"><center><img decoding=\"async\" src=\"\/wp-content\/images\/1bitcolor\/monalisa_dither.png\" alt=\"Mona Lisa in 1-bit Color\" class=\"centered nohover\" \/><img decoding=\"async\" src=\"\/wp-content\/images\/1bitcolor\/monalisa_diff.png\" alt=\"Mona Lisa in 1-bit Color\" class=\"hover\" \/><\/center><\/a><span class=\"freecaption\">Mona Lisa <em>(c. 1503-1506) by Leonardo Da Vinci<\/em><\/span><\/p>\n<p>An image like this should be familiar to early Macintosh users, since the first Macs only supported 1-bit color.  That is, two colors total: each pixel could be black or white &#8212; on or off &#8212; and nothing in between.  The image above uses only black and white and a <a href=\"http:\/\/en.wikipedia.org\/wiki\/Dithering\" target=\"_blank\">dithering<\/a> effect to trick your brain into perceiving shades of grey.  Somehow, it makes me feel warm and fuzzy inside.<\/p>\n<p><strong>Update:<\/strong> Hover over the image to see 1-bit <em>Mona Lisa<\/em> rendered with Floyd-Steinberg <a href=\"http:\/\/en.wikipedia.org\/wiki\/Error_diffusion\" target=\"_blank\">error diffusion<\/a>, which is another algorithm for converting color images to black and white.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mona Lisa (c. 1503-1506) by Leonardo Da Vinci An image like this should be familiar to early Macintosh users, since the first Macs only supported 1-bit color. That is, two colors total: each pixel could be black or white &#8212; on or off &#8212; and nothing in between. The image above uses only black and [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[25,7,40,27,10],"tags":[],"class_list":["post-687","post","type-post","status-publish","format-standard","hentry","category-art","category-computer-info-and-history","category-macintosh","category-regular_features","category-computers"],"_links":{"self":[{"href":"https:\/\/www.vintagecomputing.com\/index.php\/wp-json\/wp\/v2\/posts\/687","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vintagecomputing.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vintagecomputing.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vintagecomputing.com\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vintagecomputing.com\/index.php\/wp-json\/wp\/v2\/comments?post=687"}],"version-history":[{"count":0,"href":"https:\/\/www.vintagecomputing.com\/index.php\/wp-json\/wp\/v2\/posts\/687\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vintagecomputing.com\/index.php\/wp-json\/wp\/v2\/media?parent=687"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vintagecomputing.com\/index.php\/wp-json\/wp\/v2\/categories?post=687"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vintagecomputing.com\/index.php\/wp-json\/wp\/v2\/tags?post=687"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}