{"id":6750,"date":"2011-07-17T21:36:33","date_gmt":"2011-07-18T01:36:33","guid":{"rendered":"http:\/\/scruss.com\/blog\/?p=6750"},"modified":"2011-07-18T20:38:54","modified_gmt":"2011-07-19T00:38:54","slug":"lookit-them-lil-doozers-scoot","status":"publish","type":"post","link":"https:\/\/scruss.com\/blog\/2011\/07\/17\/lookit-them-lil-doozers-scoot\/","title":{"rendered":"lookit them li&#8217;l doozers scoot!"},"content":{"rendered":"<p>We have a lot of tiny snails in the aquarium. The loaches are supposed to eat them, but the tank was snail-free for a long time, and I suspect the loaches have forgotten that these little nodules are tasty.<\/p>\n<p>The snails don&#8217;t seem to move much; so little, in fact, that I was convinced that they just basked in the filter&#8217;s outflow, and let food come to them. To test this hypothesis, I set up a tripod, my trusty Canon PowerShot loaded with <a href=\"http:\/\/chdk.wikia.com\/wiki\/CHDK\">CHDK<\/a>, and used an intervalometer to take an image every ten seconds for a total of a hundred images. Here&#8217;s the result, speeded up 100x:<\/p>\n<p><a href=\"http:\/\/scruss.com\/wordpress\/wp-content\/uploads\/2011\/07\/snails.mp4\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-6754 alignnone\" title=\"snails\" src=\"http:\/\/scruss.com\/wordpress\/wp-content\/uploads\/2011\/07\/001.jpg\" alt=\"\" width=\"568\" height=\"424\" srcset=\"https:\/\/scruss.com\/wordpress\/wp-content\/uploads\/2011\/07\/001.jpg 568w, https:\/\/scruss.com\/wordpress\/wp-content\/uploads\/2011\/07\/001-160x119.jpg 160w, https:\/\/scruss.com\/wordpress\/wp-content\/uploads\/2011\/07\/001-320x238.jpg 320w, https:\/\/scruss.com\/wordpress\/wp-content\/uploads\/2011\/07\/001-401x300.jpg 401w\" sizes=\"auto, (max-width: 568px) 100vw, 568px\" \/><\/a>Plain link (MPG): <a href=\"http:\/\/scruss.com\/wordpress\/wp-content\/uploads\/2011\/07\/snails.mp4\">snails<\/a>.<\/p>\n<p>Those little dudes really do bop about, if you consider things from their timescale.<\/p>\n<p><strong>How I made this<\/strong>: I renamed the jpeg files 001.jpg &#8230; 100.jpg, then ran the command:<\/p>\n<pre>ffmpeg -f image2 -i %03d.jpg -r 10 -s vga -b 1200k snails.mp4<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>We have a lot of tiny snails in the aquarium. The loaches are supposed to eat them, but the tank was snail-free for a long time, and I suspect the loaches have forgotten that these little nodules are tasty. The snails don&#8217;t seem to move much; so little, in fact, that I was convinced that [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_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":[18],"tags":[1468,2351,2352,2353,2350,1093],"class_list":["post-6750","post","type-post","status-publish","format-standard","hentry","category-fish","tag-chdk","tag-fast","tag-ffmpeg","tag-jpeg","tag-snails","tag-video"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/pQNZZ-1KS","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/scruss.com\/blog\/wp-json\/wp\/v2\/posts\/6750","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/scruss.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/scruss.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/scruss.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/scruss.com\/blog\/wp-json\/wp\/v2\/comments?post=6750"}],"version-history":[{"count":7,"href":"https:\/\/scruss.com\/blog\/wp-json\/wp\/v2\/posts\/6750\/revisions"}],"predecessor-version":[{"id":6757,"href":"https:\/\/scruss.com\/blog\/wp-json\/wp\/v2\/posts\/6750\/revisions\/6757"}],"wp:attachment":[{"href":"https:\/\/scruss.com\/blog\/wp-json\/wp\/v2\/media?parent=6750"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/scruss.com\/blog\/wp-json\/wp\/v2\/categories?post=6750"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/scruss.com\/blog\/wp-json\/wp\/v2\/tags?post=6750"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}