iOS保存gif动态图

- (void)saveImageToPhotos:(NSData*)gifData

{

    /***注意先倒入库 #import <AssetsLibrary/AssetsLibrary.h>

     ***/

    ALAssetsLibrary *al = [[ALAssetsLibrary alloc] init];

    [al writeImageDataToSavedPhotosAlbum:gifData metadata:nil completionBlock:^(NSURL *assetURL, NSError *error) {

        if(error == NULL){

 

           [self showTipsViewWithTitle:@"已保存至相册" withImage:@"37x-Checkmark.png" afterDelay:2];

        }

    }];

}