https://blog.csdn.net/hbblzjy/article/details/71470853
https://www.jianshu.com/p/a3b1d217c42e
获取图片数据
NSData *imageData=UIImageJPEGRepresentation(result, 0.8);//压缩质量 0.8
[self.imageDataArray addObject:imageData];
https://blog.csdn.net/hbblzjy/article/details/71470853
https://www.jianshu.com/p/a3b1d217c42e
获取图片数据
NSData *imageData=UIImageJPEGRepresentation(result, 0.8);//压缩质量 0.8
[self.imageDataArray addObject:imageData];