将opencv的image结构与windows CDC对象结合起来，本例就轻松用opencv反走样直线绘制在CDC对象里面。 接供的接口很有参考价值。
-Opencv structure to the image object with the combination of windows CDC, which in this case on the easy to use anti-aliasing opencv draw a straight line inside the CDC object. Access interface for a good reference.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002085s ]
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:0.086291s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002442s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002252s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003697s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001915s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003346s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016914s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002480s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 262661 [ RunTime:0.001162s ]
