{"id":1738,"date":"2022-07-06T17:30:26","date_gmt":"2022-07-06T09:30:26","guid":{"rendered":"https:\/\/www.yohz.com\/blogs\/?p=1738"},"modified":"2022-07-06T17:30:26","modified_gmt":"2022-07-06T09:30:26","slug":"working-with-png-images-containing-exif-tags","status":"publish","type":"post","link":"https:\/\/www.yohz.com\/blogs\/2022\/07\/06\/working-with-png-images-containing-exif-tags\/","title":{"rendered":"Working with PNG images containing Exif tags"},"content":{"rendered":"<p>We recently received a request from a user who asked if we could add support for PNG files in <a href=\"https:\/\/www.yohz.com\/ya_ephoto.htm\">Easy Photo Search<\/a>.\u00a0 We weren&#8217;t even aware that PNG files could contain Exif tags, and after some quick googling, we thought that there was no &#8216;standard&#8217; in how the Exif tags would be stored in the PNG files.<\/p>\n<p>After some more research, we understood that while there is somewhat of a (belated) standard in how Exif data is stored in PNG files, the Exif data block itself does follow the JPEG specifications.\u00a0 It was only in where the Exif data is stored that may change, depending on the software used to embed the Exif data.\u00a0 We thus decided to add support in <a href=\"https:\/\/www.yohz.com\/ya_ephoto.htm\">Easy Photo Search<\/a> to read the Exif chunk in PNG files where possible, as we only need to locate the Exif data block and process it.<\/p>\n<p>Thus, <a href=\"https:\/\/www.yohz.com\/ya_ephoto.htm\">Easy Photo Search<\/a> 1.2 can now read Exif values stored in PNG files.\u00a0\u00a0Note that you cannot modify the Exif values, nor remove them, from the PNG files at this point.<\/p>\n<div class=\"fcbkbttn_buttons_block\" id=\"fcbkbttn_left\"><div class=\"fcbkbttn_like \"><fb:like href=\"https:\/\/www.yohz.com\/blogs\/2022\/07\/06\/working-with-png-images-containing-exif-tags\/\" action=\"like\" colorscheme=\"light\" layout=\"button\"  size=\"small\"><\/fb:like><\/div><div class=\"fb-share-button  \" data-href=\"https:\/\/www.yohz.com\/blogs\/2022\/07\/06\/working-with-png-images-containing-exif-tags\/\" data-type=\"button\" data-size=\"small\"><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>We recently received a request from a user who asked if we could add support for PNG files in Easy Photo Search.\u00a0 We weren&#8217;t even aware that PNG files could contain Exif tags, and after some quick googling, we thought that there was no &#8216;standard&#8217; in how the Exif tags would be stored in the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[162],"tags":[163,175,174],"_links":{"self":[{"href":"https:\/\/www.yohz.com\/blogs\/wp-json\/wp\/v2\/posts\/1738"}],"collection":[{"href":"https:\/\/www.yohz.com\/blogs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.yohz.com\/blogs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.yohz.com\/blogs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.yohz.com\/blogs\/wp-json\/wp\/v2\/comments?post=1738"}],"version-history":[{"count":1,"href":"https:\/\/www.yohz.com\/blogs\/wp-json\/wp\/v2\/posts\/1738\/revisions"}],"predecessor-version":[{"id":1739,"href":"https:\/\/www.yohz.com\/blogs\/wp-json\/wp\/v2\/posts\/1738\/revisions\/1739"}],"wp:attachment":[{"href":"https:\/\/www.yohz.com\/blogs\/wp-json\/wp\/v2\/media?parent=1738"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.yohz.com\/blogs\/wp-json\/wp\/v2\/categories?post=1738"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.yohz.com\/blogs\/wp-json\/wp\/v2\/tags?post=1738"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}