第9月第5天 AVVideoAverageBitRateKey
1.
https://stackoverflow.com/questions/11751883/how-can-i-reduce-the-file-size-of-a-video-created-with-uiimagepickercontroller
http://www.jianshu.com/p/61a9030adeef
1.
https://stackoverflow.com/questions/11751883/how-can-i-reduce-the-file-size-of-a-video-created-with-uiimagepickercontroller
http://www.jianshu.com/p/61a9030adeef
