为了实现图像的N层分解，对一幅m行n列的黑白图像，对其进行规范化处理，使其能被2的N次方整除。-In order to achieve the N layer image decomposition, the 1 m line n out in black and white images, the standardization of its processing, so that it can be divisible by 2 N-th power.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001010s ]
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:0.073406s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001023s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001179s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000929s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003108s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000838s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003546s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.018143s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001078s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 250120 [ RunTime:0.119171s ]
