{"id":6834,"date":"2018-04-08T21:21:18","date_gmt":"2018-04-08T12:21:18","guid":{"rendered":"http:\/\/umezawa.dyndns.info\/wordpress\/?p=6834"},"modified":"2018-04-16T13:24:09","modified_gmt":"2018-04-16T04:24:09","slug":"how-to-create-video-clips-used-for-my-future-codec-benchmarking-part-3","status":"publish","type":"post","link":"http:\/\/umezawa.dyndns.info\/wordpress\/?p=6834","title":{"rendered":"How to create video clips used for my future codec benchmarking (part 3)"},"content":{"rendered":"<p>(This article is English translation of <a href=\"http:\/\/umezawa.dyndns.info\/wordpress\/?p=6833\">Japanese version<\/a>)<\/p>\n<p>I am working on adding simple interframe compression to UMxx. Because this interframe compression is not effective for the clips that are made in part 1 and part 2, we need other clips.<\/p>\n<p><!--more--><\/p>\n<p>I decided to use about 4:10 of Big Buck Bunny, the main character is preparing for the revenge.<\/p>\n<blockquote>\n<pre>\r\nmkdir 08_02A_L\r\ncd 08_02A_L\r\nfor i in `seq 1 75`; do wget \"http:\/\/distribution.bbb3d.renderfarming.net\/video\/exr\/1426\/\"`printf '%04d' $i`.exr; done\r\nffmpeg -pattern_type glob -i '*.exr' -r 25 -vf crop=3840:2160:0:0 -pix_fmt rgb48be -vcodec rawvideo bbb_4k-1-master-b48r.mov\r\ncd ..\/\r\nmkdir 08_02B_L\r\ncd 08_02B_L\/\r\nfor i in `seq 1 120`; do wget \"http:\/\/distribution.bbb3d.renderfarming.net\/video\/exr\/1428\/\"`printf '%04d' $i`.exr; done\r\nffmpeg -pattern_type glob -i '*.exr' -r 25 -vf crop=3840:2160:0:0 -pix_fmt rgb48be -vcodec rawvideo bbb_4k-2-master-b48r.mov\r\ncd ..\r\nmkdir 08_03_L\r\ncd 08_03_L\r\nfor i in `seq 1 110`; do wget \"http:\/\/distribution.bbb3d.renderfarming.net\/video\/exr\/1271\/\"`printf '%04d' $i`.exr; done\r\nffmpeg -pattern_type glob -i '*.exr' -r 25 -vf crop=3840:2160:0:0 -pix_fmt rgb48be -vcodec rawvideo bbb_4k-3-master-b48r.mov\r\ncd ..\r\n(echo \"file 08_02A_L\/bbb_4k-1-master-b48r.mov\"; echo \"file 08_02B_L\/bbb_4k-2-master-b48r.mov\"; echo \"file 08_03_L\/bbb_4k-3-master-b48r.mov\") > list.txt\r\nffmpeg -f concat -safe 0 -i list.txt -frames:v 300 -vcodec copy bbb_4k-master-b48r.mov\r\nffmpeg -i bbb_4k-master-b48r.mov -pix_fmt rgb24 -vcodec rawvideo bbb_4k-tmp-rgb24.mov\r\nffmpeg -i bbb_4k-master-b48r.mov -vcodec v308 bbb_4k-tmp-yuv444.mov\r\nffmpeg -i bbb_4k-master-b48r.mov -pix_fmt yuyv422 -vcodec rawvideo bbb_4k-tmp-yuv422.mov\r\nffmpeg -i bbb_4k-master-b48r.mov -vcodec yuv4 bbb_4k-tmp-yuv420.mov\r\nffmpeg -i bbb_4k-master-b48r.mov -vcodec copy bbb_4k-tmp-rgb48.mov\r\nffmpeg -i bbb_4k-master-b48r.mov -vcodec v210 bbb_4k-tmp-yuv422-10bpc.mov\r\n<\/pre>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>(This article is English translation of Japanese version) I am working on adding simple interframe compression [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[28,27],"tags":[],"class_list":["post-6834","post","type-post","status-publish","format-standard","hentry","category-ut-video-codec-suite","category-technology"],"_links":{"self":[{"href":"http:\/\/umezawa.dyndns.info\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/6834","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/umezawa.dyndns.info\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/umezawa.dyndns.info\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/umezawa.dyndns.info\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/umezawa.dyndns.info\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6834"}],"version-history":[{"count":3,"href":"http:\/\/umezawa.dyndns.info\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/6834\/revisions"}],"predecessor-version":[{"id":6861,"href":"http:\/\/umezawa.dyndns.info\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/6834\/revisions\/6861"}],"wp:attachment":[{"href":"http:\/\/umezawa.dyndns.info\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6834"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/umezawa.dyndns.info\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6834"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/umezawa.dyndns.info\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6834"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}