{"id":2072,"date":"2012-01-29T11:17:55","date_gmt":"2012-01-29T18:17:55","guid":{"rendered":"http:\/\/mcclanahoochie.com\/blog\/?p=2072"},"modified":"2015-05-11T09:30:12","modified_gmt":"2015-05-11T16:30:12","slug":"using-gradient-layer-masks-in-gimp","status":"publish","type":"post","link":"https:\/\/mcclanahoochie.com\/blog\/2012\/01\/using-gradient-layer-masks-in-gimp\/","title":{"rendered":"Using Gradient Layer Masks in GIMP"},"content":{"rendered":"<p><em>Some simple notes on how to seamlessly blend images in GIMP using gradient based layer masks.<\/em><\/p>\n<p><strong>INPUT IMAGES<\/strong><\/p>\n<p>4 images with only different shutter speeds:<\/p>\n<p><a href=\"http:\/\/mcclanahoochie.com\/blog\/2012\/01\/using-gradient-layer-masks-in-gimp\/stream-i1-2\/\"><img data-recalc-dims=\"1\" decoding=\"async\" data-attachment-id=\"2083\" data-permalink=\"https:\/\/mcclanahoochie.com\/blog\/2012\/01\/using-gradient-layer-masks-in-gimp\/stream-i1-2\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i1-2.png?fit=612%2C612&amp;ssl=1\" data-orig-size=\"612,612\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"stream-i1-2\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i1-2.png?fit=612%2C612&amp;ssl=1\" class=\"alignnone wp-image-2083 size-thumbnail\" title=\"stream-i1-2\" src=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i1-2-150x150.png?resize=150%2C150\" alt=\"\" width=\"150\" height=\"150\" srcset=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i1-2.png?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i1-2.png?resize=300%2C300&amp;ssl=1 300w, https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i1-2.png?w=612&amp;ssl=1 612w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><a href=\"http:\/\/mcclanahoochie.com\/blog\/2012\/01\/using-gradient-layer-masks-in-gimp\/stream-i2\/\"><img data-recalc-dims=\"1\" decoding=\"async\" data-attachment-id=\"2070\" data-permalink=\"https:\/\/mcclanahoochie.com\/blog\/2012\/01\/using-gradient-layer-masks-in-gimp\/stream-i2\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i2.png?fit=924%2C617&amp;ssl=1\" data-orig-size=\"924,617\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"stream-i2\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i2.png?fit=924%2C617&amp;ssl=1\" class=\"alignnone wp-image-2070 size-thumbnail\" title=\"stream-i2\" src=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i2-150x150.png?resize=150%2C150\" alt=\"\" width=\"150\" height=\"150\" srcset=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i2.png?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i2.png?zoom=2&amp;resize=150%2C150&amp;ssl=1 300w, https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i2.png?zoom=3&amp;resize=150%2C150&amp;ssl=1 450w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><\/p>\n<p><a href=\"http:\/\/mcclanahoochie.com\/blog\/2012\/01\/using-gradient-layer-masks-in-gimp\/stream-i3\/\"><img data-recalc-dims=\"1\" decoding=\"async\" data-attachment-id=\"2069\" data-permalink=\"https:\/\/mcclanahoochie.com\/blog\/2012\/01\/using-gradient-layer-masks-in-gimp\/stream-i3\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i3.png?fit=924%2C617&amp;ssl=1\" data-orig-size=\"924,617\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"stream-i3\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i3.png?fit=924%2C617&amp;ssl=1\" class=\"alignnone wp-image-2069 size-thumbnail\" title=\"stream-i3\" src=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i3-150x150.png?resize=150%2C150\" alt=\"\" width=\"150\" height=\"150\" srcset=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i3.png?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i3.png?zoom=2&amp;resize=150%2C150&amp;ssl=1 300w, https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i3.png?zoom=3&amp;resize=150%2C150&amp;ssl=1 450w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><a href=\"http:\/\/mcclanahoochie.com\/blog\/2012\/01\/using-gradient-layer-masks-in-gimp\/stream-i4\/\"><img data-recalc-dims=\"1\" decoding=\"async\" data-attachment-id=\"2068\" data-permalink=\"https:\/\/mcclanahoochie.com\/blog\/2012\/01\/using-gradient-layer-masks-in-gimp\/stream-i4\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i4.png?fit=924%2C617&amp;ssl=1\" data-orig-size=\"924,617\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"stream-i4\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i4.png?fit=924%2C617&amp;ssl=1\" class=\"alignnone wp-image-2068 size-thumbnail\" title=\"stream-i4\" src=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i4-150x150.png?resize=150%2C150\" alt=\"\" width=\"150\" height=\"150\" srcset=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i4.png?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i4.png?zoom=2&amp;resize=150%2C150&amp;ssl=1 300w, https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-i4.png?zoom=3&amp;resize=150%2C150&amp;ssl=1 450w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/><\/a><\/p>\n<p><strong>PROCESS<\/strong><\/p>\n<p>Open all images as separate layers in a new GIMP canvas:<\/p>\n<p><a href=\"http:\/\/mcclanahoochie.com\/blog\/2012\/01\/using-gradient-layer-masks-in-gimp\/stream-gimp-start\/\"><img data-recalc-dims=\"1\" decoding=\"async\" data-attachment-id=\"2078\" data-permalink=\"https:\/\/mcclanahoochie.com\/blog\/2012\/01\/using-gradient-layer-masks-in-gimp\/stream-gimp-start\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-gimp-start.png?fit=%2C&amp;ssl=1\" data-orig-size=\"\" data-comments-opened=\"1\" data-image-meta=\"[]\" data-image-title=\"stream-gimp-start\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-gimp-start.png?fit=1024%2C1024&amp;ssl=1\" class=\"alignnone wp-image-2078\" title=\"stream-gimp-start\" src=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-gimp-start.png?resize=373%2C233\" alt=\"\" width=\"373\" height=\"233\" \/><\/a><\/p>\n<p>Right click a layer &gt; &#8220;Add layer mask&#8221; &gt; choose default &#8220;White full opacity&#8221; &gt; Add:<\/p>\n<p><a href=\"http:\/\/mcclanahoochie.com\/blog\/2012\/01\/using-gradient-layer-masks-in-gimp\/stream-gimp-add-layer-mask\/\"><img data-recalc-dims=\"1\" decoding=\"async\" data-attachment-id=\"2076\" data-permalink=\"https:\/\/mcclanahoochie.com\/blog\/2012\/01\/using-gradient-layer-masks-in-gimp\/stream-gimp-add-layer-mask\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-gimp-add-layer-mask.png?fit=%2C&amp;ssl=1\" data-orig-size=\"\" data-comments-opened=\"1\" data-image-meta=\"[]\" data-image-title=\"stream-gimp-add-layer-mask\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-gimp-add-layer-mask.png?fit=1024%2C1024&amp;ssl=1\" class=\"alignnone wp-image-2076\" title=\"stream-gimp-add-layer-mask\" src=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-gimp-add-layer-mask.png?resize=386%2C276\" alt=\"\" width=\"386\" height=\"276\" \/><\/a><\/p>\n<p>Now select the Blend Tool:<\/p>\n<p><a href=\"http:\/\/mcclanahoochie.com\/blog\/2012\/01\/using-gradient-layer-masks-in-gimp\/stream-gimp-gradient-1\/\"><img data-recalc-dims=\"1\" decoding=\"async\" data-attachment-id=\"2075\" data-permalink=\"https:\/\/mcclanahoochie.com\/blog\/2012\/01\/using-gradient-layer-masks-in-gimp\/stream-gimp-gradient-1\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-gimp-gradient-1.png?fit=525%2C600&amp;ssl=1\" data-orig-size=\"525,600\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"stream-gimp-gradient-1\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-gimp-gradient-1.png?fit=525%2C600&amp;ssl=1\" class=\"alignnone wp-image-2075 size-medium\" title=\"stream-gimp-gradient-1\" src=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-gimp-gradient-1-262x300.png?resize=262%2C300\" alt=\"\" width=\"262\" height=\"300\" srcset=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-gimp-gradient-1.png?resize=262%2C300&amp;ssl=1 262w, https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-gimp-gradient-1.png?w=525&amp;ssl=1 525w\" sizes=\"(max-width: 262px) 100vw, 262px\" \/><\/a><\/p>\n<p>Click the arrows to &#8220;Reverse&#8221; the gradient; choose &#8220;Bi-linear&#8221; shape mode:<\/p>\n<p><a href=\"http:\/\/mcclanahoochie.com\/blog\/2012\/01\/using-gradient-layer-masks-in-gimp\/stream-gimp-gradient-2\/\"><img data-recalc-dims=\"1\" decoding=\"async\" data-attachment-id=\"2074\" data-permalink=\"https:\/\/mcclanahoochie.com\/blog\/2012\/01\/using-gradient-layer-masks-in-gimp\/stream-gimp-gradient-2\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-gimp-gradient-2.png?fit=294%2C573&amp;ssl=1\" data-orig-size=\"294,573\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"stream-gimp-gradient-2\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-gimp-gradient-2.png?fit=294%2C573&amp;ssl=1\" class=\"alignnone wp-image-2074\" title=\"stream-gimp-gradient-2\" src=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-gimp-gradient-2.png?resize=265%2C516\" alt=\"\" width=\"265\" height=\"516\" \/><\/a><\/p>\n<p><em>In this step I&#8217;ll focus on the bottom layer only&#8230;<br \/>\n(so hide the other layers, and select the bottom layer to be active).<\/em><\/p>\n<p>Make the gradient mask:<\/p>\n<ul>\n<li>With the Blend tool selected and configured as above,\u00a0Click on the right side of the image,\u00a0and drag the mouse left.<\/li>\n<li>Releasing the mouse after dragging it creates a gradient\u00a0proportional to the length of the drag.<\/li>\n<\/ul>\n<p>Below should be the resulting gradient layer mask effect:<\/p>\n<p><a href=\"http:\/\/mcclanahoochie.com\/blog\/2012\/01\/using-gradient-layer-masks-in-gimp\/stream-gimp-gradient-3\/\"><img data-recalc-dims=\"1\" decoding=\"async\" data-attachment-id=\"2073\" data-permalink=\"https:\/\/mcclanahoochie.com\/blog\/2012\/01\/using-gradient-layer-masks-in-gimp\/stream-gimp-gradient-3\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-gimp-gradient-3.png?fit=%2C&amp;ssl=1\" data-orig-size=\"\" data-comments-opened=\"1\" data-image-meta=\"[]\" data-image-title=\"stream-gimp-gradient-3\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-gimp-gradient-3.png?fit=1024%2C1024&amp;ssl=1\" class=\"alignnone wp-image-2073\" title=\"stream-gimp-gradient-3\" src=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-gimp-gradient-3.png?resize=691%2C432\" alt=\"\" width=\"691\" height=\"432\" \/><\/a><\/p>\n<p>After repeating the above steps for each layer, and varying the gradients\u00a0appropriately:<\/p>\n<p><a href=\"http:\/\/mcclanahoochie.com\/blog\/2012\/01\/using-gradient-layer-masks-in-gimp\/stream-gimp-final\/\"><img data-recalc-dims=\"1\" decoding=\"async\" data-attachment-id=\"2079\" data-permalink=\"https:\/\/mcclanahoochie.com\/blog\/2012\/01\/using-gradient-layer-masks-in-gimp\/stream-gimp-final\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-gimp-final.png?fit=%2C&amp;ssl=1\" data-orig-size=\"\" data-comments-opened=\"1\" data-image-meta=\"[]\" data-image-title=\"stream-gimp-final\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-gimp-final.png?fit=1024%2C1024&amp;ssl=1\" class=\"alignnone wp-image-2079\" title=\"stream-gimp-final\" src=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-gimp-final.png?resize=691%2C432\" alt=\"\" width=\"691\" height=\"432\" \/><\/a><\/p>\n<p><strong>RESULT<\/strong><\/p>\n<p>The final image (<em>after using <a title=\"Using Topaz Adjust with digiKam in\u00a0Linux\" href=\"http:\/\/mcclanahoochie.com\/blog\/2011\/12\/using-topaz-adjust-and-digikam-in-linux\/\" target=\"_blank\">Topaz Adjust<\/a>, of course!<\/em>)&#8230;<\/p>\n<p><a href=\"http:\/\/www.flickr.com\/photos\/mcclanahoochie\/6744872747\/\"><img data-recalc-dims=\"1\" decoding=\"async\" data-attachment-id=\"2087\" data-permalink=\"https:\/\/mcclanahoochie.com\/blog\/2012\/01\/using-gradient-layer-masks-in-gimp\/stream-v5_tz-2\/#main\" data-orig-file=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-v5_TZ1.jpg?fit=%2C&amp;ssl=1\" data-orig-size=\"\" data-comments-opened=\"1\" data-image-meta=\"[]\" data-image-title=\"stream-v5_TZ\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-v5_TZ1.jpg?fit=1024%2C1024&amp;ssl=1\" class=\"alignnone  wp-image-2087\" title=\"stream-v5_TZ\" src=\"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2012\/01\/stream-v5_TZ1.jpg?resize=1200%2C800\" alt=\"\" width=\"1200\" height=\"800\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p><strong>BACKGROUND<\/strong><br \/>\nThis tutorial resulted from an &#8220;Epsilon Photography&#8221; assignment in my Computational Photography class. The assignment was to take 4 pictures of where all pictures have something in common, but with one variation of the camera parameters &#8211; (in this case, only shutter speed was varied).<\/p>\n<p><strong>GOAL<\/strong><br \/>\n<em>I wanted to create a interesting, surreal image of water motion that looks<\/em>\u00a0<em>fairly normal, but upon close inspection, doesn\u2019t seem quite natural (the<\/em>\u00a0<em>water is both stopped and moving fast at the same time).<\/em>\u00a0The final result is close enough to the effect I wanted, though I could have spent more time on taking more pictures and editing.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Some simple notes on how to seamlessly blend images in GIMP using gradient based layer masks. INPUT IMAGES 4 images with only different shutter speeds: PROCESS Open all images as separate layers in a new GIMP canvas: Right click a layer &gt; &#8220;Add layer mask&#8221; &gt; choose default &#8220;White full opacity&#8221; &gt; Add: Now select &#8230; <a title=\"Using Gradient Layer Masks in GIMP\" class=\"read-more\" href=\"https:\/\/mcclanahoochie.com\/blog\/2012\/01\/using-gradient-layer-masks-in-gimp\/\" aria-label=\"Read more about Using Gradient Layer Masks in GIMP\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"advanced_seo_description":"","jetpack_seo_html_title":"","jetpack_seo_noindex":false,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[1],"tags":[58,118,187,50,56,54],"class_list":["post-2072","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-computational-photography","tag-gimp","tag-howto","tag-image-editing","tag-image-editor","tag-image-processing"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/pZdXI-xq","jetpack-related-posts":[{"id":1636,"url":"https:\/\/mcclanahoochie.com\/blog\/2011\/07\/gimp-scripts-auto-enhance\/","url_meta":{"origin":2072,"position":0},"title":"GIMP Scripts","author":"mcclanahoochie","date":"July 28, 2011","format":false,"excerpt":"Usually, when I'm using GIMP to edit pictures, there are a couple of simple enahcnements I routinely apply to each image. So, I'm slowly learning GIMP scripting and creating some simple GIMP scripts to help automate some steps in my digital darkroom workflow. Here are two scripts that I've come\u2026","rel":"","context":"In \"enhancement\"","block_context":{"text":"enhancement","link":"https:\/\/mcclanahoochie.com\/blog\/tag\/enhancement\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2011\/07\/awb-lce-dialog-300x206.png?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":3434,"url":"https:\/\/mcclanahoochie.com\/blog\/2015\/06\/lightroom-export-to-gimp-plugin\/","url_meta":{"origin":2072,"position":1},"title":"Lightroom Export to GIMP Plugin","author":"mcclanahoochie","date":"June 14, 2015","format":false,"excerpt":"Tags: gimp, image editing, lightroom, photography, plugin, portfolio, projects, scripts Export image to Gimp plugin\/template for Lightroom \u00a0+\u00a0 This post will show you how to easily setup lightroom to export a photo from Lightroom to Gimp for external editing. (Note these instructions are for Mac OSX, but can be translated\u2026","rel":"","context":"With 5 comments","block_context":{"text":"With 5 comments","link":"https:\/\/mcclanahoochie.com\/blog\/2015\/06\/lightroom-export-to-gimp-plugin\/#comments"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/wwwimages2.adobe.com\/content\/dam\/Adobe\/images\/shared\/product_mnemonics\/50x50\/box-lightroom6-50x50.png?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":516,"url":"https:\/\/mcclanahoochie.com\/blog\/2010\/08\/gimp-national-geographic-script\/","url_meta":{"origin":2072,"position":2},"title":"Awesome National Geographic Script in GIMP","author":"mcclanahoochie","date":"August 21, 2010","format":false,"excerpt":"After installing the new plug-in registry for GIMP, I stumbled upon the amazing National Geographic Script. It is incredible! This script simulates high quality, vivid photos - like the ones from the National Geographic magazine. It uses a configurable mixture of shadow recovery, sharpening, local contrast, and various color overlay\u2026","rel":"","context":"In \"gimp\"","block_context":{"text":"gimp","link":"https:\/\/mcclanahoochie.com\/blog\/tag\/gimp\/"},"img":{"alt_text":"Original Image - Driftwood","src":"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2010\/08\/01540_driftwood_384x240.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":2658,"url":"https:\/\/mcclanahoochie.com\/blog\/2013\/01\/lightroom-plugins-infrared-and-pyrdetail\/","url_meta":{"origin":2072,"position":3},"title":"2 Lightroom Plugins","author":"mcclanahoochie","date":"January 22, 2013","format":false,"excerpt":"Infrared Photos In Lightroom I came across this\u00a0excellent Gimp infrared tutorial\u00a0not long ago, and it got me excited to try some infrared photo processing. Being a recent Lightroom addict, I found it annoying that Lightroom does not support color channel mixing, and having to constantly export-edit-import slowed my workflow. In\u2026","rel":"","context":"In \"image editing\"","block_context":{"text":"image editing","link":"https:\/\/mcclanahoochie.com\/blog\/tag\/image-editing\/"},"img":{"alt_text":"Ir-M","src":"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2013\/01\/Ir-M.png?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":473,"url":"https:\/\/mcclanahoochie.com\/blog\/2010\/08\/yet-another-fresh-ubuntu-install-setup-script\/","url_meta":{"origin":2072,"position":4},"title":"Yet Another Fresh Install of Ubuntu Setup Script","author":"mcclanahoochie","date":"August 16, 2010","format":false,"excerpt":"Over the years of installing, updating, re-installing Ubuntu, I have slowly crafted a decent \"fresh install\" bash script to help setup and configure Ubuntu after a clean install. This script is ever evolving, and still doesn't capture everything I want it to, but it does knock out a giant chunk\u2026","rel":"","context":"In \"install\"","block_context":{"text":"install","link":"https:\/\/mcclanahoochie.com\/blog\/tag\/install\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":1992,"url":"https:\/\/mcclanahoochie.com\/blog\/2011\/12\/using-topaz-adjust-and-digikam-in-linux\/","url_meta":{"origin":2072,"position":5},"title":"Using Topaz Adjust with digiKam in Linux","author":"mcclanahoochie","date":"December 29, 2011","format":false,"excerpt":"TL;DR; I just found my new photography workflow: digiKam\u00a0for photo management, organization, and simple batch editing, Topaz Adjust 5\u00a0for image enhancement, GIMP\u00a0for ultra-fine tuning ... and the best part is that all this is in Linux (Ubuntu 11.04 to be exact) - making this a great birthday present to myself\u2026","rel":"","context":"In \"digikam\"","block_context":{"text":"digikam","link":"https:\/\/mcclanahoochie.com\/blog\/tag\/digikam\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/mcclanahoochie.com\/blog\/wp-content\/uploads\/2011\/12\/ubuntu-logo-150x150.png?resize=350%2C200","width":350,"height":200},"classes":[]}],"jetpack_likes_enabled":false,"_links":{"self":[{"href":"https:\/\/mcclanahoochie.com\/blog\/wp-json\/wp\/v2\/posts\/2072","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mcclanahoochie.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mcclanahoochie.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mcclanahoochie.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mcclanahoochie.com\/blog\/wp-json\/wp\/v2\/comments?post=2072"}],"version-history":[{"count":0,"href":"https:\/\/mcclanahoochie.com\/blog\/wp-json\/wp\/v2\/posts\/2072\/revisions"}],"wp:attachment":[{"href":"https:\/\/mcclanahoochie.com\/blog\/wp-json\/wp\/v2\/media?parent=2072"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mcclanahoochie.com\/blog\/wp-json\/wp\/v2\/categories?post=2072"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mcclanahoochie.com\/blog\/wp-json\/wp\/v2\/tags?post=2072"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}