{"id":5179,"date":"2013-02-17T12:15:49","date_gmt":"2013-02-17T05:15:49","guid":{"rendered":"http:\/\/sinaulinux.martianuswb.com\/?p=1962"},"modified":"2013-02-17T12:15:49","modified_gmt":"2013-02-17T05:15:49","slug":"gimp-retinex-image-enhancement","status":"publish","type":"post","link":"https:\/\/martianuswb.com\/?p=5179","title":{"rendered":"GIMP: Retinex Image Enhancement"},"content":{"rendered":"<p>[en]What is Retinex? Retinex is an image enhancement tool that allows you to control contrast and saturation by using a scale and scale divisions to manage the outcome. How to use Retinex Image Enhancement in Gimp? It&#8217;s simple, because Retinex plug-in comes with the latest version of GIMP and does not require a download.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1967\" alt=\"Selection_006\" src=\"http:\/\/martianuswb.com\/wp-content\/uploads\/2013\/02\/Selection_006.png\" width=\"450\" height=\"776\" \/><\/p>\n<p><em><span style=\"text-decoration: underline;\"><strong>Step 1.<\/strong><\/span><\/em><\/p>\n<p>Open image that you want to enhance using Retinex<\/p>\n<p><span style=\"text-decoration: underline;\"><em><strong>Step 2.<\/strong><\/em><\/span><\/p>\n<p>Duplicate the layer: <em><span style=\"color: #ff0000;\"><strong>Layer &gt; Duplicate Layer<\/strong><\/span><\/em><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1963\" alt=\"Workspace 1_002\" src=\"http:\/\/martianuswb.com\/wp-content\/uploads\/2013\/02\/Workspace-1_002.png\" width=\"450\" height=\"338\" \/><\/p>\n<p><span style=\"text-decoration: underline;\"><em><strong>Step 3.<\/strong><\/em><\/span><\/p>\n<p>Apply the Retinex:<span style=\"color: #ff0000;\"><em><strong> Colors &gt; Retinex&#8230;<\/strong><\/em><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1964\" alt=\"Workspace 1_003\" src=\"http:\/\/martianuswb.com\/wp-content\/uploads\/2013\/02\/Workspace-1_003.png\" width=\"450\" height=\"338\" \/><\/p>\n<p><span style=\"text-decoration: underline;\"><em><strong>Step 4.<\/strong><\/em><\/span><\/p>\n<p>Choose and set the<span style=\"color: #ff0000;\"><em><strong> Level, Scale, Scale division, Dynamic<\/strong><\/em><\/span>, as you like. Use the preview window to see the differences<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1965\" alt=\"Retinex Image Enhancement_004\" src=\"http:\/\/martianuswb.com\/wp-content\/uploads\/2013\/02\/Retinex-Image-Enhancement_004.png\" width=\"450\" height=\"581\" \/><\/p>\n<p><span style=\"text-decoration: underline;\"><em><strong>Step 5.<\/strong><\/em><\/span><\/p>\n<p>Merge the layer:<span style=\"color: #ff0000;\"><em><strong> Layer &gt; Merge Down<\/strong><\/em><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1966\" alt=\"Workspace 1_005\" src=\"http:\/\/martianuswb.com\/wp-content\/uploads\/2013\/02\/Workspace-1_005.png\" width=\"450\" height=\"338\" \/><\/p>\n<p>[\/en]<\/p>\n<p>[id]Apa itu Retinex? Retinex adalah plug-in di GIMP yang memungkinkan kita memanipulasi kontras dan saturasi warna dengan mudah. Karena Retinex sudah ada di GIMP versi terbaru, sehingga tidak perlu mengunduhnya.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1967\" alt=\"Selection_006\" src=\"http:\/\/martianuswb.com\/wp-content\/uploads\/2013\/02\/Selection_006.png\" width=\"450\" height=\"776\" \/><\/p>\n<p><span style=\"text-decoration: underline;\"><em><strong>Langkah 1.<\/strong><\/em><\/span><\/p>\n<p>Buka file gambar yang akan dimanipulasi<\/p>\n<p><span style=\"text-decoration: underline;\"><em><strong>Langkah 2.<\/strong><\/em><\/span><\/p>\n<p>Duplikasikan layer: <span style=\"color: #ff0000;\"><em><strong>Layer &gt; Duplicate Layer<\/strong><\/em><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1963\" alt=\"Workspace 1_002\" src=\"http:\/\/martianuswb.com\/wp-content\/uploads\/2013\/02\/Workspace-1_002.png\" width=\"450\" height=\"338\" \/><\/p>\n<p><span style=\"text-decoration: underline;\"><em><strong>Langkah 3.<\/strong><\/em><\/span><\/p>\n<p>Jalankan Retinex: <span style=\"color: #ff0000;\"><em><strong>Colors &gt; Retinex&#8230;<\/strong><\/em><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1964\" alt=\"Workspace 1_003\" src=\"http:\/\/martianuswb.com\/wp-content\/uploads\/2013\/02\/Workspace-1_003.png\" width=\"450\" height=\"338\" \/><\/p>\n<p><span style=\"text-decoration: underline;\"><em><strong>Langkah 4.<\/strong><\/em><\/span><\/p>\n<p>Atur pilihan <span style=\"color: #ff0000;\"><em><strong>Level, Scale, Scale division, Dynamic<\/strong><\/em><\/span>. Bisa menggunakan jendela <em>preview<\/em> untuk melihat perubahannya<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1965\" alt=\"Retinex Image Enhancement_004\" src=\"http:\/\/martianuswb.com\/wp-content\/uploads\/2013\/02\/Retinex-Image-Enhancement_004.png\" width=\"450\" height=\"581\" \/><\/p>\n<p><span style=\"text-decoration: underline;\"><em><strong>Langkah 5.<\/strong><\/em><\/span><\/p>\n<p>Gabungkan layer:<span style=\"color: #ff0000;\"><em><strong> Layer &gt; Merge Down<\/strong><\/em><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1966\" alt=\"Workspace 1_005\" src=\"http:\/\/martianuswb.com\/wp-content\/uploads\/2013\/02\/Workspace-1_005.png\" width=\"450\" height=\"338\" \/><\/p>\n<p>[\/id]<\/p>\n\n","protected":false},"excerpt":{"rendered":"<p>[en]What is Retinex? Retinex is an image enhancement tool that allows you to control contrast and saturation by using a scale and scale divisions to manage the outcome. How to&#8230; <a href=\"https:\/\/martianuswb.com\/?p=5179\">Read more &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":4785,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"categories":[1400],"tags":[1590,1707,1843],"class_list":["post-5179","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-gimp","tag-gimp","tag-manipulasi-gambar","tag-retinex"],"_links":{"self":[{"href":"https:\/\/martianuswb.com\/index.php?rest_route=\/wp\/v2\/posts\/5179","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/martianuswb.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/martianuswb.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/martianuswb.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/martianuswb.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5179"}],"version-history":[{"count":0,"href":"https:\/\/martianuswb.com\/index.php?rest_route=\/wp\/v2\/posts\/5179\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/martianuswb.com\/index.php?rest_route=\/wp\/v2\/media\/4785"}],"wp:attachment":[{"href":"https:\/\/martianuswb.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5179"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/martianuswb.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5179"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/martianuswb.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5179"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}