上传图片file文件

//上传头像
+(void)uploadImage:(UIImage *)image getImage:(getHeadBlock)getImage{
AFHTTPSessionManager *manager = [AFHTTPSessionManager manager];
NSString *imageURl = UpLoadHeadImage;
manager.responseSerializer = [AFHTTPResponseSerializer serializer];

manager.responseSerializer.acceptableContentTypes = [NSSet setWithArray:@[@"text/html",@"multipart/form-data",@"application/json"]];

[manager POST:imageURl parameters:nil constructingBodyWithBlock:^(id  _Nonnull formData) {
    NSData *data = UIImagePNGRepresentation(image);
    
    
    [formData appendPartWithFileData:data name:@"file" fileName:@"user.png" mimeType:@"image/png"];
} progress:^(NSProgress * _Nonnull uploadProgress) {
    NSLog(@"%@",uploadProgress);
} success:^(NSURLSessionDataTask * _Nonnull task, id  _Nullable responseObject) {
    
    NSDictionary *json = [NSJSONSerialization JSONObjectWithData:responseObject options:NSJSONReadingMutableContainers error:nil];
    
    getImage(json[@"info"][@"imgurl"]);
   
} failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
    NSLog(@"%@",error);
}];

}