用opencv编写的视频捕捉以及边缘提取的程序，调试成功，另附调试用的avi视频，希望对大家有所帮助-Opencv prepared with video capture as well as the procedures for edge detection, debugging success, followed by the avi debug video, hope to help everyone
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002140s ]
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:0.130596s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.003007s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.003225s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002644s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003762s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001481s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003569s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.017492s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002690s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 187740 [ RunTime:0.001460s ]
