Linux＋usb＋驱动＋f4l2规范。这个例子详细的说明了linux 下的摄像头驱动的编写。-Linux usb driver f4l2 norms. This example illustrates the detailed camera under linux driven preparation.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.000946s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.064820s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.003834s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001213s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001032s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003145s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000926s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003710s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.030910s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001176s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 120155 [ RunTime:0.023742s ]
