1,获取图像点的灰度值
2,获取图像的灰度直方图
3,对灰度图像进行线性变换、平滑、锐化等
1, to obtain images of the gray value
2, to obtain the image histogram
3, gray image linear transformation, smoothing, sharpening, etc.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.019933s ]
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:0.116642s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001077s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001118s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001082s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003164s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001022s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003945s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015421s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001093s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 228617 [ RunTime:3.129084s ]
