- (void)upDateHeadIcon:(UIImage *)photo{  

  //两种方式上传头像    /*方式一：使用NSData数据流传图片*/   

 NSString *imageURl = @"";   

 manager.responseSerializer = [AFHTTPResponseSerializer serializer];        manager.responseSerializer.acceptableContentTypes =[NSSet setWithObject:@"text/html"];    [manager POST:imageURl parameters:nil constructingBodyWithBlock:^(idformData) {

[formData appendPartWithFileData:UIImageJPEGRepresentation(photo, 1.0) name:@"text" fileName:@"test.jpg" mimeType:@"image/jpg"];

} success:^(AFHTTPRequestOperation *operation, id responseObject) {

} failure:^(AFHTTPRequestOperation *operation, NSError *error) {

}];

/*方式二：使用Base64字符串传图片*/

NSData *data = UIImageJPEGRepresentation(photo, 1.0);

NSString *pictureDataString=[data base64Encoding];

NSDictionary * dic  = @{@"verbId":@"modifyUserInfo",@"deviceType":@"ios",@"userId":@"",@"photo":pictureDataString,@"mobileTel":@""};

[manager POST:@"" parameters:dic success:^(AFHTTPRequestOperation *operation, id responseObject) {

if ([[responseObject objectForKey:@"flag"] intValue] == 0) {

}else{

}

}

failure:^(AFHTTPRequestOperation *operation, NSError *error) {

}];

}