{"id":33587,"date":"2021-04-15T14:41:01","date_gmt":"2021-04-15T14:41:01","guid":{"rendered":"https:\/\/ubuntuhandbook.org\/?p=33587"},"modified":"2021-08-23T15:51:37","modified_gmt":"2021-08-23T15:51:37","slug":"gthumb-3-11-3-adds-jpeg-xl-support","status":"publish","type":"post","link":"https:\/\/ubuntuhandbook.org\/index.php\/2021\/04\/gthumb-3-11-3-adds-jpeg-xl-support\/","title":{"rendered":"gThumb Image Viewer 3.11.3 Adds JPEG XL (.jxl) Support [Ubuntu PPA]"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ubuntuhandbook.org\/wp-content\/uploads\/2019\/10\/gthumb-icon.png\" alt=\"\" width=\"245\" height=\"250\" class=\"aligncenter size-full wp-image-9397\" \/><\/p>\n<p>gThumb, GNOME image viewer and organizer, released version 3.11.3 a few days ago. Here&#8217;s how to install it in Ubuntu 20.04, Ubuntu 18.04, Ubuntu 20.10 via PPA.<\/p>\n<p><a href=\"https:\/\/gitlab.gnome.org\/GNOME\/gthumb\" rel=\"noopener\" target=\"_blank\">gThumb<\/a> 3.11.3 adds support for <b>JPEG XL<\/b> &#8211; the next generation image coding standard.<\/p>\n<p><a href=\"https:\/\/en.wikipedia.org\/wiki\/JPEG_XL\" rel=\"noopener\" target=\"_blank\">JPEG XL (.jxl)<\/a> is based on ideas from Google&#8217;s Pik format and Cloudinary&#8217;s FUIF format. It is the next-generation, general-purpose image compression codec by the JPEG committee. Some popular apps, e.g., ImageMagick, XnView MP, have already added support for the image format.<\/p>\n<p>gThumb now opens the .jxl image format through the libjxl library.<\/p>\n<p><a href=\"https:\/\/ubuntuhandbook.org\/wp-content\/uploads\/2021\/04\/gthumb-jxl.png\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ubuntuhandbook.org\/wp-content\/uploads\/2021\/04\/gthumb-jxl-small.png\" alt=\"\" width=\"600\" height=\"363\" class=\"aligncenter size-full wp-image-33588\" \/><\/a><\/p>\n<p>Other changes in the release include:<\/p>\n<ul>\n<li>Added file actions to the viewer context menu.<\/li>\n<li>Removed facebook and picasaweb uploaders<\/li>\n<li>Fixed issue that continuously reloads image when it is only image in folder<\/li>\n<li>Webp can have transparency as well.<\/li>\n<li>New and updated translations.<\/li>\n<\/ul>\n<h3>How to Install gThumb 3.11.3 in Ubuntu via PPA:<\/h3>\n<p>For Ubuntu 18.04 (64-bit), Ubuntu 20.04, Ubuntu 20.10, Ubuntu 21.04, Linux Mint 19.x, 20.x, you can install the new release packages via the <a href=\"https:\/\/launchpad.net\/~ubuntuhandbook1\/+archive\/ubuntu\/apps\" rel=\"noopener\" target=\"_blank\">unofficial PPA<\/a>.<\/p>\n<div class=\"arconix-box arconix-box-yellow\"><i class='fa fa-2x pull-left fa-lightbulb-o'><\/i><div class=\"arconix-box-content\"><del><del>NOTE for Ubuntu 21.04: It seems to have bug (<i>not sure<\/i>) in libjxl when building against Clang 11.0.1. So gThumb packge for 21.04 was built without JPEG XL support<\/del>.<\/del><\/div><\/div>\n<p><b>1.)<\/b> To add the PPA, open terminal from system application launcher, and run command:<\/p>\n<pre style=\"border:none;\">sudo add-apt-repository ppa:ubuntuhandbook1\/apps<\/pre>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ubuntuhandbook.org\/wp-content\/uploads\/2020\/12\/hugin-unofficial-ppa.png\" alt=\"\" width=\"600\" height=\"135\" class=\"aligncenter size-full wp-image-33087\" srcset=\"https:\/\/ubuntuhandbook.org\/wp-content\/uploads\/2020\/12\/hugin-unofficial-ppa.png 600w, https:\/\/ubuntuhandbook.org\/wp-content\/uploads\/2020\/12\/hugin-unofficial-ppa-450x101.png 450w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p><b>2.)<\/b> You can then either upgrade the image viewer from an old version via <i>Update Manager<\/i> (<i>Software Updater<\/i>), or run command in terminal:<\/p>\n<pre style=\"border:none;\">sudo apt install gthumb<\/pre>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ubuntuhandbook.org\/wp-content\/uploads\/2021\/01\/apt-gthumb-focal.png\" alt=\"\" width=\"600\" height=\"273\" class=\"aligncenter size-full wp-image-33232\" srcset=\"https:\/\/ubuntuhandbook.org\/wp-content\/uploads\/2021\/01\/apt-gthumb-focal.png 600w, https:\/\/ubuntuhandbook.org\/wp-content\/uploads\/2021\/01\/apt-gthumb-focal-450x205.png 450w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<h4>Uninstall gThumb &#038; the Ubuntu PPA<\/h4>\n<p>To remove gThumb image viewer, run command:<\/p>\n<pre style=\"border:none;\">sudo apt remove --autoremove gthumb gthumb-data<\/pre>\n<p>To remove the Ubuntu PPA, either run the apt-add-repository command with <code style=\"border:non;\">--remove<\/code> flag, or use <b>Software &#038; Updates -> Other Software<\/b>.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/ubuntuhandbook.org\/wp-content\/uploads\/2021\/01\/remove-huginppa.png\" alt=\"\" width=\"600\" height=\"301\" class=\"aligncenter size-full wp-image-33215\" srcset=\"https:\/\/ubuntuhandbook.org\/wp-content\/uploads\/2021\/01\/remove-huginppa.png 600w, https:\/\/ubuntuhandbook.org\/wp-content\/uploads\/2021\/01\/remove-huginppa-450x226.png 450w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>gThumb, GNOME image viewer and organizer, released version 3.11.3 a few days ago. Here&#8217;s how to install it in Ubuntu 20.04, Ubuntu 18.04, Ubuntu 20.10 via PPA. gThumb 3.11.3 adds support for JPEG XL &#8211; the next generation image coding standard. JPEG XL (.jxl) is based on ideas from Google&#8217;s Pik format and Cloudinary&#8217;s FUIF [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9,6],"tags":[2026],"class_list":["post-33587","post","type-post","status-publish","format-standard","hentry","category-howtos","category-news","tag-jpeg-xl"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/posts\/33587","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/comments?post=33587"}],"version-history":[{"count":0,"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/posts\/33587\/revisions"}],"wp:attachment":[{"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/media?parent=33587"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/categories?post=33587"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ubuntuhandbook.org\/index.php\/wp-json\/wp\/v2\/tags?post=33587"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}