iOS将相册中图片上传至服务器的方法

这篇文章主要为大家详细介绍了iOS将相册中图片上传至服务器的方法，具有一定的参考价值，感兴趣的小伙伴们可以参考一下

本文为大家分享了iOS图片上传至服务器的具体代码，供大家参考，具体内容如下

在使用app时，从相册中选取图片作为头像是很常用的操作，首先打开相册选择图片，然后将图片保存至本应用的document，最后将document中图片的路径保存至NSUserDefaults和服务器。

从相册中选取图片或拍照

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									//从相册中选取图片或拍照 

									- (void)btnActionForEditPortrait:(id) sender { 

									  UIImagePickerController *picker = [[UIImagePickerController alloc] init]; 

									  picker.delegate = self; 

									  picker.sourceType = UIImagePickerControllerSourceTypePhotoLibrary; 

									  picker.allowsEditing = YES; 

									  [self presentViewController:picker animated:YES completion:NULL]; 

									} 

									- (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary *)info { 

									  _avatar = info[UIImagePickerControllerOriginalImage]; 

									  [self saveImage:_avatar WithName:@"userAvatar"]; 

									  //处理完毕，回到个人信息页面 

									  [picker dismissViewControllerAnimated:YES completion:NULL]; 

									  [_tableView reloadData]; 

									}

保存图片

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									//保存图片 

									- (void)saveImage:(UIImage *)tempImage WithName:(NSString *)imageName 

									{ 

									  NSData* imageData = UIImagePNGRepresentation(tempImage); 

									  NSString* documentPath = [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) objectAtIndex:0]; 

									  NSString* totalPath = [documentPath stringByAppendingPathComponent:imageName]; 

									  //保存到 document 

									  [imageData writeToFile:totalPath atomically:NO]; 

									  //保存到 NSUserDefaults 

									  NSUserDefaults *userDefaults = [NSUserDefaults standardUserDefaults]; 

									  [userDefaults setObject:totalPath forKey:@"avatar"]; 

									  //上传服务器 

									  [[HSLoginClass new] uploadAvatar:totalPath]; 

									} 

									//从document取得图片 

									- (UIImage *)getImage:(NSString *)urlStr 

									{ 

									  return [UIImage imageWithContentsOfFile:urlStr]; 

									}