MMPhotoPicker

MMPhotoPickerController属性介绍：
   
// 主色调[默认红色]
@property (nonatomic, strong) UIColor *mainColor;
// 是否回传原图 [可用于控制图片压系数]
@property (nonatomic, assign) BOOL isOrigin;
// 是否显示原图选项 [默认NO]
@property (nonatomic, assign) BOOL showOriginImageOption;
// 是否显示空相册 [默认NO]
@property (nonatomic, assign) BOOL showEmptyAlbum;
// 是否只选取一张 [默认NO]
@property (nonatomic, assign) BOOL singleImageOption;
// 是否选取一张且需要裁剪 [默认NO]
@property (nonatomic, assign) BOOL cropImageOption;
// 裁剪的大小[默认方形、屏幕宽度]
@property (nonatomic, assign) CGSize imageCropSize;
// 最大选择数目[默认9张]
@property (nonatomic, assign) NSInteger maximumNumberOfImage;
// 代理
@property (nonatomic, assign) id<MMPhotoPickerDelegate> delegate;

@protocol MMPhotoPickerDelegate <NSObject>

@optional

/**
 info释义:
 返回的媒体数据是数组，数组单元为字典，字典中包含以下数据：

 资源类型 MMPhotoMediaType
 位置方向 MMPhotoLocation
 原始图片 MMPhotoOriginalImage
 视频路径 MMPhotoVideoURL

 */
- (void)mmPhotoPickerController:(MMPhotoPickerController *)picker didFinishPickingMediaWithInfo:(NSArray<NSDictionary *> *)info;
- (void)mmPhotoPickerControllerDidCancel:(MMPhotoPickerController *)picker;

@end

MMPhotoPickerController *mmVC = [[MMPhotoPickerController alloc] init];
// 设置代理
mmVC.delegate = self;
// 设置显示空相册
mmVC.showEmptyAlbum = YES;
// 设置最大选择数目
mmVC.maximumNumberOfImage = 9;
UINavigationController *mmNav = [[UINavigationController alloc] initWithRootViewController:mmVC];
[self.navigationController presentViewController:mmNav animated:YES completion:nil];

#pragma mark - MMPhotoPickerDelegate
- (void)mmPhotoPickerController:(MMPhotoPickerController *)picker didFinishPickingMediaWithInfo:(NSArray *)info
{
     NSLog(@"%@",info);
}

- (void)mmPhotoPickerControllerDidCancel:(MMPhotoPickerController *)picker
{
     NSLog(@"Cancel");
}

MMPhotoUtil类中：

// 图片
+ (void)writeImageToPhotoAlbum:(UIImage *)image
             completionHandler:(void(^)(BOOL success))completionHandler;
// 视频
+ (void)writeVideoToPhotoAlbum:(NSURL *)videoURL
             completionHandler:(void(^)(BOOL success))completionHandler;