基于V4L开发的一个运动监测的程序，需要一个支持V4L的采集设备（USB摄像头或者采集卡）-based on the development of a V4L movement monitoring procedures, need a V4L support the acquisition of equipment (USB camera or acquisition card)
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001324s ]
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:0.094253s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001334s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002051s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001306s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003825s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001011s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003296s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015374s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001518s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 183159 [ RunTime:0.001265s ]
