{"id":2442,"date":"2021-12-16T20:57:54","date_gmt":"2021-12-16T11:57:54","guid":{"rendered":"https:\/\/mattyan.net\/blog\/?p=2442"},"modified":"2021-12-16T20:57:54","modified_gmt":"2021-12-16T11:57:54","slug":"%e9%89%84%e9%81%93%e6%a8%a1%e5%9e%8b%e6%92%ae%e5%bd%b1%e7%94%a8%e3%82%ab%e3%83%a1%e3%83%a9%e3%82%92%e4%bd%9c%e3%81%a3%e3%81%a6%e3%81%bf%e3%81%9f","status":"publish","type":"post","link":"https:\/\/mattyan.net\/blog\/?p=2442","title":{"rendered":"\u9244\u9053\u6a21\u578b\u64ae\u5f71\u7528\u30ab\u30e1\u30e9\u3092\u4f5c\u3063\u3066\u307f\u305f"},"content":{"rendered":"<p>\u3053\u306e\u524d\u306e\u904b\u8ee2\u4f1a\u3067\u9244\u9053\u6a21\u578b\u3092\u81f3\u8fd1\u8ddd\u96e2\u304b\u3089\u64ae\u5f71\u3059\u308b\u30ab\u30e1\u30e9\u304c\u6b32\u3057\u304f\u306a\u308a\u3001\u30e9\u30ba\u30d1\u30a4\u3067\u81ea\u4f5c\u3057\u3066\u307f\u305f<\/p>\n<p><!--more--><\/p>\n<h2 id=\"\u30ab\u30e1\u30e9\u306e\u8cfc\u5165\u3068\u521d\u671f\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\">\u30ab\u30e1\u30e9\u306e\u8cfc\u5165\u3068\u521d\u671f\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7<\/h2>\n<p>\u3068\u308a\u3042\u3048\u305a\u79cb\u8449\u539f\u3067\u30e9\u30ba\u30d1\u30a4\u7528\u306e\u30ab\u30e1\u30e9\u3092\u8cfc\u5165\u3002\u30e9\u30ba\u30d1\u30a4\u672c\u4f53\u306f\u5bb6\u306b\u8ee2\u304c\u3063\u3066\u305f\u306e\u3092\u56de\u53ce\u3057\u3066\u4f7f\u7528\u3002<\/p>\n<blockquote class=\"twitter-tweet\">\n<p lang=\"ja\" dir=\"ltr\">\n<a href=\"https:\/\/twitter.com\/hashtag\/buynow?src=hash&amp;ref_src=twsrc%5Etfw\">#buynow<\/a> SD\u30ab\u30fc\u30c9\u306f\u3053\u306e\u524d\u8ad6\u7406\u7834\u640d\u3057\u305fFlashAir\u306e\u4ea4\u63db\u7528\u3002 <a href=\"https:\/\/t.co\/wjdfGKPu1C\">pic.twitter.com\/wjdfGKPu1C<\/a>\n<\/p>\n<p>\u2014 \u307e\u3063\u3061\u3083\u3093 (<span class=\"citation\" data-cites=\"mattyan_1117\">@mattyan_1117<\/span>) <a href=\"https:\/\/twitter.com\/mattyan_1117\/status\/1467048394363645952?ref_src=twsrc%5Etfw\">December 4, 2021<\/a>\n<\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<blockquote class=\"twitter-tweet\">\n<p lang=\"ja\" dir=\"ltr\">\n\u6bcd\u8266\u306b\u306a\u308b\u30e9\u30ba\u30d1\u30a4\u306f\u3001\u5bb6\u306e\u30e9\u30ba\u30d1\u30a4\u30bf\u30ef\u30fc\u306e\u6700\u4e0a\u6bb5\u3067\u5bdd\u3066\u305f\u306e\u3092\u56de\u53ce\u3002 <a href=\"https:\/\/t.co\/GXlI4Og5R9\">pic.twitter.com\/GXlI4Og5R9<\/a>\n<\/p>\n<p>\u2014 \u307e\u3063\u3061\u3083\u3093 (<span class=\"citation\" data-cites=\"mattyan_1117\">@mattyan_1117<\/span>) <a href=\"https:\/\/twitter.com\/mattyan_1117\/status\/1467048889333469184?ref_src=twsrc%5Etfw\">December 4, 2021<\/a>\n<\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<p>OS\u306fRaspberryPIOS\u306e64bit\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3002 \u305f\u3060\u3088\u304f\u8003\u3048\u305f\u3089\u30e1\u30e2\u30ea4GB\u3057\u304b\u306a\u3044\u3093\u3060\u305732bitOS\u3067\u826f\u304b\u3063\u305f\u304b\u3082\u3057\u308c\u306a\u3044\u3002\u7279\u306b64bit\u306e\u30e1\u30ea\u30c3\u30c8\u3082\u306a\u3044\u3057\u3002<\/p>\n<h2 id=\"\u8a66\u3057\u64ae\u308a\">\u8a66\u3057\u64ae\u308a<\/h2>\n<p>gstreamer\u4e00\u5f0f\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u307e\u305a\u306f\u8a66\u3057\u64ae\u308a\u3002 \u30bf\u30fc\u30df\u30ca\u30eb\u304b\u3089\u30b3\u30de\u30f3\u30c9\u3092\u6253\u3063\u3066gstreamer\u3067\u30ad\u30e3\u30d7\u30c1\u30e3\u304b\u3089\u30d7\u30ec\u30d3\u30e5\u30fc\u307e\u3067\u3084\u3063\u3066\u307f\u305f\u3002<\/p>\n<blockquote class=\"twitter-tweet\">\n<p lang=\"ja\" dir=\"ltr\">\ngatreamer\u5165\u308c\u3066\u30ad\u30e3\u30d7\u30c1\u30e3\u306e\u30c6\u30b9\u30c8\u3002\u4f55\u3082\u8003\u3048\u305a\u306b\u7d44\u3080\u3068\u300c\u3067\u304b\u3044\u300d\u300c\u9045\u3044\u300d\u300c\u6697\u3044\u300d\u306e3\u70b9\u30bb\u30c3\u30c8\u3060\u3063\u305f\u3051\u3069\u3001capfilter\u3067\u8a2d\u5b9a\u3057\u305f\u3089\u300c\u3067\u304b\u3044\u300d\u3068\u300c\u9045\u3044\u300d\u306f\u89e3\u6c7a\u3057\u305f\u3002\u300c\u6697\u3044\u300d\u306f\u2026\u2026\u5b9f\u969b\u306b\u904b\u7528\u3057\u3066\u78ba\u8a8d\u3059\u308b\u3057\u304b\u306a\u3055\u305d\u3046\u3060\u306a\u3002 <a href=\"https:\/\/t.co\/8HmmhmLb3Q\">pic.twitter.com\/8HmmhmLb3Q<\/a>\n<\/p>\n<p>\u2014 \u307e\u3063\u3061\u3083\u3093 (<span class=\"citation\" data-cites=\"mattyan_1117\">@mattyan_1117<\/span>) <a href=\"https:\/\/twitter.com\/mattyan_1117\/status\/1467090458468057091?ref_src=twsrc%5Etfw\">December 4, 2021<\/a>\n<\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<p>\u30ab\u30e1\u30e9\u306e\u521d\u671f\u8a2d\u5b9a\u304c\u30b9\u30c1\u30eb\u7528\u306e\u9ad8\u753b\u8cea\u30e2\u30fc\u30c9\u3060\u3063\u305f\u306e\u3068\u53cd\u8ee2\u3057\u3066\u305f\u3057\u6697\u304b\u3063\u305f\u306e\u3067\u3001<\/p>\n<pre class=\"sh\"><code class=\"\" data-line=\"\">v4l2-ctl --set-ctrl horizontal_flip=1,vertical_flip=1,brightness=55<\/code><\/pre>\n<p>\u3067\u53cd\u8ee2\u3068\u660e\u308b\u3055\u3092\u4fee\u6b63\u3057\u3066<\/p>\n<pre class=\"sh\"><code class=\"\" data-line=\"\">gst-launch-1.0 v4l2src ! video\/x-raw,width=1280,height=720,framerate=30\/1 ! videoconvert ! ximagesink<\/code><\/pre>\n<p>\u3067\u52d5\u753b\u7528\u89e3\u50cf\u5ea6\u306b\u3057\u3066\u306a\u3093\u3068\u304b\u307e\u3068\u3082\u306b\u5199\u308b\u3088\u3046\u306b\u3002<\/p>\n<blockquote class=\"twitter-tweet\">\n<p lang=\"ja\" dir=\"ltr\">\n\u300c\u91cd\u3044\u300d\u300c\u6697\u3044\u300d\u306fv4l2-ctl\u3067\u53cd\u8ee2\u3068\u660e\u308b\u3055\u8a2d\u5b9a\u3057\u305f\u3089\u6539\u5584\u3057\u305f\u3002\u3082\u3046\u3061\u3087\u3063\u3068\u8abf\u6574\u3059\u308c\u3070\u3088\u304f\u306a\u308b\u304b\u306a\u3002 <a href=\"https:\/\/t.co\/ihjJZZYGLF\">pic.twitter.com\/ihjJZZYGLF<\/a>\n<\/p>\n<p>\u2014 \u307e\u3063\u3061\u3083\u3093 (<span class=\"citation\" data-cites=\"mattyan_1117\">@mattyan_1117<\/span>) <a href=\"https:\/\/twitter.com\/mattyan_1117\/status\/1467108754978410501?ref_src=twsrc%5Etfw\">December 4, 2021<\/a>\n<\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<p>\u30e9\u30ba\u30d1\u30a4\u3068\u30ab\u30e1\u30e9\u306f\u30bf\u30df\u30e4\u306e\u697d\u3057\u3044\u5de5\u4f5c\u30b7\u30ea\u30fc\u30ba\u306e\u30e6\u30cb\u30d0\u30fc\u30b5\u30eb\u30d7\u30ec\u30fc\u30c8\u3068\u30e6\u30cb\u30d0\u30fc\u30b5\u30eb\u30a2\u30fc\u30e0\u3067\u56fa\u5b9a\u3002gtkmm\u3068gstreamer\u3092\u4f7f\u3063\u3066\u64ae\u5f71\u7528\u30a2\u30d7\u30ea\u3092\u4f5c\u6210\u3002<\/p>\n<blockquote class=\"twitter-tweet\">\n<p lang=\"ja\" dir=\"ltr\">\ngtk(gtkmm)\u3067\u66f8\u304d\u76f4\u3057\u4e2d\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3001\u3068\u308a\u3042\u3048\u305a\u30d7\u30ec\u30d3\u30e5\u30fc\u5782\u308c\u6d41\u3059\u3068\u3053\u308d\u307e\u3067\u5b9f\u88c5\u3067\u304d\u305f\u3002 <a href=\"https:\/\/t.co\/CwXB29C2KI\">pic.twitter.com\/CwXB29C2KI<\/a>\n<\/p>\n<p>\u2014 \u307e\u3063\u3061\u3083\u3093 (<span class=\"citation\" data-cites=\"mattyan_1117\">@mattyan_1117<\/span>) <a href=\"https:\/\/twitter.com\/mattyan_1117\/status\/1467840246348128257?ref_src=twsrc%5Etfw\">December 6, 2021<\/a>\n<\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<h2 id=\"gstreamer\">gstreamer<\/h2>\n<p>\u30ad\u30e3\u30d7\u30c1\u30e3\u304b\u3089\u4fdd\u5b58\u306b\u304b\u3051\u3066\u306fGstreamer\u3092\u4f7f\u7528\u3002<\/p>\n<p>gstreamer\u306e\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306f<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/mattyan.net\/blog\/wp-content\/uploads\/2021\/12\/pipeline.png\"><\/p>\n<p>\u3067\u69cb\u6210\u3002v4l2src\u3067\u30ab\u30e1\u30e9\u304b\u3089\u30ad\u30e3\u30d7\u30c1\u30e3\u3057\u3066tee\u3067\u30d7\u30ec\u30d3\u30e5\u30fc\u7528ximagesink\u3068\u4fdd\u5b58\u7528\u306e\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306b\u5206\u5c90\u3002<\/p>\n<p>\u4fdd\u5b58\u7528\u306e\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306f\u5fc5\u8981\u306a\u3068\u304d\u306b\u63a5\u7d9a\u3059\u308b\u3088\u3046\u306b\u69cb\u7bc9\u3002<\/p>\n<h2 id=\"\u8a66\u7528\u7d50\u679c\">\u8a66\u7528\u7d50\u679c<\/h2>\n<blockquote class=\"twitter-tweet\">\n<p lang=\"ja\" dir=\"ltr\">\n\u30e9\u30ba\u30d1\u30a4\u3068\u30ab\u30e1\u30e9\u30e2\u30b8\u30e5\u30fc\u30eb\u3067\u9244\u9053\u6a21\u578b\u3092\u64ae\u3063\u3066\u307f\u305f\u3002<\/p>\n<p>\u91cd\u3044\u3001\u3067\u304b\u3044\u3001\u64cd\u4f5c\u3057\u3065\u3089\u3044\u3001\u306a\u3069\u306e\u4e0d\u6e80\u70b9\u306f\u3042\u308b\u3051\u3069\u753b\u8cea\u306f\u6e80\u8db3\u3002<br \/>\u300c\u3067\u304b\u3044\u300d\u306b\u95a2\u3057\u3066\u306f\u30b9\u30d1\u30a4\u30ab\u30e1\u30e9\u306b\u63db\u88c5\u3068\u3001\u52d5\u753b\u3092\u8ae6\u3081\u3066\u30de\u30a4\u30af\u64a4\u53bb\u3057\u3066\u9759\u6b62\u753b\u5c02\u7528\u30ab\u30e1\u30e9\u306b\u3059\u308b\u3068\u6539\u5584\u3059\u308b\u304b\u306a\u3002\u30e9\u30ba\u30d1\u30a4Zero\u306f\u3069\u3046\u306a\u3093\u3060\u308d\u3046\u2026\u2026\u3053\u308c\u52d5\u304f\u306e\u304b\u306a? <a href=\"https:\/\/t.co\/7vAv6UcLIi\">pic.twitter.com\/7vAv6UcLIi<\/a>\n<\/p>\n<p>\u2014 \u307e\u3063\u3061\u3083\u3093 (<span class=\"citation\" data-cites=\"mattyan_1117\">@mattyan_1117<\/span>) <a href=\"https:\/\/twitter.com\/mattyan_1117\/status\/1469642478806769667?ref_src=twsrc%5Etfw\">December 11, 2021<\/a>\n<\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<p>\u30de\u30a4\u30af\u3082\u88c5\u5099\u3057\u3066\u307f\u305f\u3051\u3069\u3001\u601d\u3063\u305f\u3088\u308a\u90aa\u9b54\u304f\u3055\u3044\u3093\u3067\u64a4\u53bb\u3002 \u307e\u305f\u30ab\u30e1\u30e9\u81ea\u4f53\u3082\u3061\u3087\u3063\u3068\u5927\u304d\u3044\u3093\u3067\u3001\u30b9\u30d1\u30a4\u30ab\u30e1\u30e9\u3078\u306e\u63db\u88c5\u3092\u8a08\u753b\u4e2d\u3002<\/p>\n<h2 id=\"\u3042\u3068\u3084\u308a\u305f\u3044\u3053\u3068\u3068\">\u3042\u3068\u3084\u308a\u305f\u3044\u3053\u3068\u3068<\/h2>\n<ul class=\"incremental\">\n<li>\u958b\u767a\u74b0\u5883\u3092\u30e9\u30ba\u30d1\u30a4\u306b\u79fb\u884c<\/li>\n<li>32bitOS\u3078\u306e\u79fb\u884c\u3068\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30a8\u30f3\u30b3\u30fc\u30c9\u306e\u78ba\u8a8d<\/li>\n<li>\u30b9\u30d1\u30a4\u30ab\u30e1\u30e9\u3078\u306e\u63db\u88c5<\/li>\n<li>\u30de\u30a4\u30af\u518d\u8a2d\u7f6e\u3068\u52d5\u753b\u5bfe\u5fdc<\/li>\n<li>\u30ab\u30d0\u30fc\u4f5c\u308c\u305f\u3089\u4f5c\u308a\u305f\u3044<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u306e\u524d\u306e\u904b\u8ee2\u4f1a\u3067\u9244\u9053\u6a21\u578b\u3092\u81f3\u8fd1\u8ddd\u96e2\u304b\u3089\u64ae\u5f71\u3059\u308b\u30ab\u30e1\u30e9\u304c\u6b32\u3057\u304f\u306a\u308a\u3001\u30e9\u30ba\u30d1\u30a4\u3067\u81ea\u4f5c\u3057\u3066\u307f\u305f<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-2442","post","type-post","status-publish","format-standard","hentry","category-4"],"_links":{"self":[{"href":"https:\/\/mattyan.net\/blog\/index.php?rest_route=\/wp\/v2\/posts\/2442","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mattyan.net\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mattyan.net\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mattyan.net\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mattyan.net\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2442"}],"version-history":[{"count":0,"href":"https:\/\/mattyan.net\/blog\/index.php?rest_route=\/wp\/v2\/posts\/2442\/revisions"}],"wp:attachment":[{"href":"https:\/\/mattyan.net\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2442"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mattyan.net\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2442"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mattyan.net\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2442"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}