IOS调用相机相册

 

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#import "SendViewController.h"  //只能打开，没有加载图片的代码，老代码，供参考

#import <MobileCoreServices/UTCoreTypes.h>  

@interface SendViewController ()<UIActionSheetDelegate,UINavigationControllerDelegate,UIImagePickerControllerDelegate>  

-(IBAction)selectDescPic:(id)sender;  

@end  

@implementation SendViewController  

- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil {  

    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];  

    if (self) {  

    }  

    return self;  

}  

- (void)viewDidLoad {  

    [super viewDidLoad];  

}  

- (void)didReceiveMemoryWarning {  

    [super didReceiveMemoryWarning];  

}  

-(IBAction)selectDescPic:(id)sender {  

    UIActionSheet *actionSheet = [[UIActionSheet alloc]  

                               initWithTitle:nil  

                                  delegate:self  

                                  cancelButtonTitle:@"取消"  

                                 destructiveButtonTitle:nil  

                               otherButtonTitles:@"拍照", @"从手机相册选择",nil];  

    actionSheet.actionSheetStyle = UIActionSheetStyleBlackOpaque;  

    [actionSheet showInView:self.view];  

}  

-(void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex {  

    if (buttonIndex == 0) {  

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

        camera.delegate = self;  

        camera.allowsEditing = NO;  

        if ([UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypeCamera]) {  

           camera.sourceType = UIImagePickerControllerSourceTypeCamera;  

        //此处设置只能使用相机，禁止使用视频功能  

            camera.mediaTypes = [[NSArray alloc]initWithObjects:(NSString *)kUTTypeImage,nil];  

        } else {  

           NSLog(@"相机功能不可用");  

            return;  

        }  

        [self presentViewController:camera animated:YES completion:nil];  

   } else if (buttonIndex == 1) {  

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

        picker.delegate = self;  

        picker.allowsEditing = NO;  

        //从相册列表选取  

    picker.sourceType = UIImagePickerControllerSourceTypePhotoLibrary;  

        if ([UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypePhotoLibrary]) {  

            //此处设置只能使用相机，禁止使用视频功能  

           picker.mediaTypes = [[NSArray alloc]initWithObjects:(NSString *)kUTTypeImage,nil];  

       }  

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

    } else if(buttonIndex == 2) {  

        //取消  

    }  

}  

@end  

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将图片保存到相册  亲试可用

 

  - (void)viewDidLoad  
    {  
        [super viewDidLoad];  
        // Do any additional setup after loading the view.  
          
        self.imageView = [[UIImageView alloc] initWithFrame:CGRectMake(60, 100, 200, 300)];  
        _imageView.image = [UIImage imageNamed:@"hmt.jpg"];  
        _imageView.userInteractionEnabled = YES;  
        [self.view addSubview:_imageView];  
          
        UITapGestureRecognizer *tapGesture = [[UITapGestureRecognizer alloc] init];  
        tapGesture.numberOfTapsRequired = 1;  
        tapGesture.numberOfTouchesRequired = 1;  
        [tapGesture addTarget:self action:@selector(tapSaveImageToIphone)];  
        [self.imageView addGestureRecognizer:tapGesture];  
      
    }  
      
    - (void)tapSaveImageToIphone{  
      
        /** 
         *  将图片保存到iPhone本地相册 
         *  UIImage *image            图片对象 
         *  id completionTarget       响应方法对象 
         *  SEL completionSelector    方法 
         *  void *contextInfo 
         */  
        UIImageWriteToSavedPhotosAlbum(self.imageView.image, self, @selector(image:didFinishSavingWithError:contextInfo:), nil);  
          
    }  
      
    - (void)image:(UIImage *)image didFinishSavingWithError:(NSError *)error contextInfo:(voidvoid *)contextInfo{  
      
        if (error == nil) {  
          
            UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"提示" message:@"已存入手机相册" delegate:self cancelButtonTitle:nil otherButtonTitles:@"确定", nil nil];  
            [alert show];  
              
        }else{  
          
            UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"提示" message:@"保存失败" delegate:self cancelButtonTitle:nil otherButtonTitles:@"确定", nil nil];  
            [alert show];  
        }  
          
    }