ios隐藏拍照界面的方法

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//

//  ViewController.m

//  vidio

//

//  Created by bbq on 2019/12/31.

//  Copyright © 2019年 bbq. All rights reserved.

//

import "ViewController.h"

import //这个框架是选择媒体类型时需要用到的

import

import

define SCREEN_BOUNDS [UIScreen mainScreen].bounds//屏幕尺寸

define SCREEN_WIDTH CGRectGetWidth([UIScreen mainScreen].bounds)//屏幕宽

define SCREEN_HEIGHT CGRectGetHeight([UIScreen mainScreen].bounds)//屏幕高

@interface ViewController (){

    BOOL isMovie;//判断拍照摄像的依据

    UILabel *showTypeLabel;//显示拍照或是录像的控件

    UIImageView *showMediaView;//显示拍照录像结果的视图

    UIImage *customImage;

    int doit;

//    typedef NS_ENUM(NSInteger, UIImagePickerControllerCameraFlashMode) {

//        UIImagePickerControllerCameraFlashModeOff  = -1,

//        UIImagePickerControllerCameraFlashModeAuto = 0,

//        UIImagePickerControllerCameraFlashModeOn   = 1

//    };

}

@end

@implementation ViewController

- (void)viewDidLoad {

    [super viewDidLoad];

    // Do any additional setup after loading the view, typically from a nib.

    UISwitch *mediaSwich = [[UISwitch alloc]initWithFrame:CGRectMake(SCREEN_WIDTH - 100, 60, 50, 50)];

    [mediaSwich addTarget:self action:@selector(changeMediaType:) forControlEvents:UIControlEventValueChanged];

    [self.view addSubview:mediaSwich];

    showTypeLabel = [[UILabel alloc]initWithFrame:CGRectMake(CGRectGetMinX(mediaSwich.frame), CGRectGetMinY(mediaSwich.frame)+50, 50, 30)];

    showTypeLabel.textAlignment = NSTextAlignmentCenter;

    showTypeLabel.textColor = [UIColor colorWithRed:0.8963 green:0.3301 blue:1.0 alpha:1.0];

    showTypeLabel.text = @"pic";

    [self.view addSubview:showTypeLabel];

    UIButton *button = [UIButton buttonWithType:UIButtonTypeCustom];

    button.frame = CGRectMake(100, 100, 100, 100);

    [button setTitle:@"黑屏" forState:UIControlStateNormal];

    button.backgroundColor = [UIColor brownColor];

    [button addTarget:self action:@selector(doit) forControlEvents:UIControlEventTouchUpInside];

    [self.view addSubview:button];

    //    showMediaView = [[UIImageView alloc]initWithFrame:CGRectMake(100, 200, 200, 200)];

    //    showMediaView.contentMode = UIViewContentModeScaleAspectFill;

    //    [self.view addSubview:showMediaView];

    UIButton *button2 = [UIButton buttonWithType:UIButtonTypeCustom];

    button2.frame = CGRectMake(100, 250, 100, 100);

    [button2 setTitle:@"小说" forState:UIControlStateNormal];

    button2.backgroundColor = [UIColor brownColor];

    [button2 addTarget:self action:@selector(doit2) forControlEvents:UIControlEventTouchUpInside];

    [self.view addSubview:button2];

    //    showMediaView = [[UIImageView alloc]initWithFrame:CGRectMake(100, 200, 200, 200)];

    //    showMediaView.contentMode = UIViewContentModeScaleAspectFill;

    //    [self.view addSubview:showMediaView];

    UIButton *button3 = [UIButton buttonWithType:UIButtonTypeCustom];

    button3.frame = CGRectMake(100, 400, 100, 100);

    [button3 setTitle:@"自定义" forState:UIControlStateNormal];

    button3.backgroundColor = [UIColor brownColor];

    [button3 addTarget:self action:@selector(doit3) forControlEvents:UIControlEventTouchUpInside];

    [self.view addSubview:button3];

//    showMediaView = [[UIImageView alloc]initWithFrame:CGRectMake(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT)];

//    showMediaView.contentMode = UIViewContentModeScaleAspectFill;

    //    [self.view addSubview:showMediaView];

    UIButton *button4 = [UIButton buttonWithType:UIButtonTypeCustom];

    button4.frame = CGRectMake(120, 520, 50, 50);

    [button4 setTitle:@"select" forState:UIControlStateNormal];

    button4.backgroundColor = [UIColor brownColor];

    [button4 addTarget:self action:@selector(doit4) forControlEvents:UIControlEventTouchUpInside];

    [self.view addSubview:button4];

    UIButton *button6 = [UIButton buttonWithType:UIButtonTypeCustom];

    button6.frame = CGRectMake(40, 520, 50, 50);

    [button6 setTitle:@"select" forState:UIControlStateNormal];

    button6.backgroundColor = [UIColor brownColor];

    [button6 addTarget:self action:@selector(doit6) forControlEvents:UIControlEventTouchUpInside];

    [self.view addSubview:button6];

    UIButton *button5 = [UIButton buttonWithType:UIButtonTypeCustom];

    button5.frame = CGRectMake(200, 520, 50, 50);

    [button5 setTitle:@"clean" forState:UIControlStateNormal];

    button5.backgroundColor = [UIColor brownColor];

    [button5 addTarget:self action:@selector(doit5) forControlEvents:UIControlEventTouchUpInside];

    [self.view addSubview:button5];

}

-(void)changeMediaType:(UISwitch *)sender{

//    [showTypeLabel rotation];

    showTypeLabel.text = sender.isOn!=YES?@"pic":@"movie" ;

    isMovie = sender.isOn;

}

-(void)doits:(NSString *)ns{

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

    //选择摄像头设备 默认的是选择相册

    pickerController.sourceType =  UIImagePickerControllerSourceTypeCamera;

    pickerController.cameraFlashMode = UIImagePickerControllerCameraFlashModeOff;

    if (isMovie == YES) {

        //拍照的时候不选择mediaTypes不会崩溃是因为默认设置是kUTTypeImage

        //kUTTypeImage包含在MobileCoreServices框架里面->需要的内容不是OC里面字符串的类型需要强制转换

        //录制视频类型要选择kUTTypeMovie 它里面包含了audio和video

        pickerController.mediaTypes = @[(NSString *)kUTTypeMovie];

        //设置录像 默认的是拍照 -> 选择cameraCaptureMode一定要先选择mediaTypes否则会崩溃

        pickerController.cameraCaptureMode =  UIImagePickerControllerCameraCaptureModeVideo;

    }

    UIImageView *anImageView = [[UIImageView alloc] initWithImage:[UIImage imageNamed:ns]];

    anImageView.frame = CGRectMake(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT);

    //        anImageView.hidden = YES;

    pickerController.cameraOverlayView = anImageView;

    //里面包含两个代理

    pickerController.delegate = self;

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

}

-(void)doit{

    doit = 2;

    NSString *strdo1 = @"Watermark3.png";

    [self doits:strdo1];

}

-(void)doit2{

    doit = 2;

    NSString *strdo1 = @"Watermark4.png";

    [self doits:strdo1];

}

-(void)doit3{

    doit = 2;

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

    //选择摄像头设备 默认的是选择相册

    pickerController.sourceType =  UIImagePickerControllerSourceTypeCamera;

    pickerController.cameraFlashMode = UIImagePickerControllerCameraFlashModeOff;

    if (isMovie == YES) {

        //拍照的时候不选择mediaTypes不会崩溃是因为默认设置是kUTTypeImage

        //kUTTypeImage包含在MobileCoreServices框架里面->需要的内容不是OC里面字符串的类型需要强制转换

        //录制视频类型要选择kUTTypeMovie 它里面包含了audio和video

        pickerController.mediaTypes = @[(NSString *)kUTTypeMovie];

        //设置录像 默认的是拍照 -> 选择cameraCaptureMode一定要先选择mediaTypes否则会崩溃

        pickerController.cameraCaptureMode =  UIImagePickerControllerCameraCaptureModeVideo;

    }

    UIImageView *anImageView = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"Watermark.png"]];

    UIImage *cusImage= [self getDocumentImage];

    if(cusImage != nil){

        anImageView = [[UIImageView alloc] initWithImage:cusImage];

    }

    anImageView.frame = CGRectMake(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT);

    //        anImageView.hidden = YES;

    pickerController.cameraOverlayView = anImageView;

    //里面包含两个代理

    pickerController.delegate = self;

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

}

-(void)doit4{

    doit = 1;

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

    //选择摄像头设备 默认的是选择相册

    pickerController.sourceType =  UIImagePickerControllerSourceTypeSavedPhotosAlbum;

    pickerController.delegate = self;

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

}

-(void)doit6{

    doit = 1;

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

    //选择摄像头设备 默认的是选择相册

    pickerController.sourceType =  UIImagePickerControllerSourceTypeCamera;

    pickerController.cameraFlashMode = UIImagePickerControllerCameraFlashModeOff;

    UIImageView *anImageView = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"Watermark.png"]];

    anImageView.frame = CGRectMake(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT);

    //        anImageView.hidden = YES;

    pickerController.cameraOverlayView = anImageView;

    //里面包含两个代理

    pickerController.delegate = self;

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

}

-(void)doit5{

//    NSString *path_sandox = NSHomeDirectory();

    //设置一个图片的存储路径

    NSString *path_sandox = NSHomeDirectory();

function(){ //外汇返佣 http://www.fx61.com/

    NSString *imagePath = [path_sandox stringByAppendingString:@"/Documents/customImage.png"];

    NSFileManager *mgr = [NSFileManager defaultManager];

    [mgr removeItemAtPath:imagePath error:nil];

}

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

    NSLog(@"录制完成");

    NSLog(@">>:%@",info);

    if ([info[UIImagePickerControllerMediaType]isEqualToString:(NSString *)kUTTypeMovie]) {

        NSLog(@"录像，录制完成");

        NSString *path = (NSString *)[info[UIImagePickerControllerMediaURL] path];

        //保存视频到相册

        UISaveVideoAtPathToSavedPhotosAlbum(path, self, @selector(video:didFinishSavingWithError:contextInfo:), nil) ;

    }

    if ([info[UIImagePickerControllerMediaType]isEqualToString:(NSString *)kUTTypeImage] ) {

        UIImage *finishImage = info[UIImagePickerControllerOriginalImage];

//        showMediaView.image = nil;

//        showMediaView.image = finishImage;

        //将图片转换成二进制

        //        NSData *imageData = UIImageJPEGRepresentation(finishImage, 0.1);

        //        NSData *imageData1 = UIImagePNGRepresentation(finishImage);

        //把照片保存到相册

        if(doit == 1){

            NSLog(@"选择自定义背景完成");

            NSString *path_sandox = NSHomeDirectory();

            //设置一个图片的存储路径

            NSString *imagePath = [path_sandox stringByAppendingString:@"/Documents/customImage.png"];

            //把图片直接保存到指定的路径（同时应该把图片的路径imagePath存起来，下次就可以直接用来取）

            [UIImagePNGRepresentation(finishImage) writeToFile:imagePath atomically:YES];

        }else{

            NSLog(@"拍照，拍照完成");

            UIImageWriteToSavedPhotosAlbum(finishImage, self, @selector(image:didFinishSavingWithError:contextInfo:), nil);

        }

    }

    [self dismissViewControllerAnimated:YES completion:nil];

}

// 读取

-(UIImage *)getDocumentImage{

    // 读取沙盒路径图片

     NSString *path_sandox = NSHomeDirectory();

     NSString *aPath3=[path_sandox stringByAppendingString:@"/Documents/customImage.png"];

    // 拿到沙盒路径图片

    UIImage *imgFromUrl3=[[UIImage alloc]initWithContentsOfFile:aPath3];

    NSData *imageData = UIImageJPEGRepresentation(imgFromUrl3,1);

    NSLog(@"有缓存%zu",[imageData length]/1024);

    return imgFromUrl3;

}

//视频保存到相册之后调用

- (void)video:(NSString *)videoPath didFinishSavingWithError:(NSError *)error contextInfo:(void *)contextInfo{

//    AVPlayer *player = [AVPlayer playerWithURL:[NSURL fileURLWithPath:videoPath]];

//    AVPlayerViewController *vc = [[AVPlayerViewController alloc]init];

//    vc.player = player;

//    [self presentViewController:vc animated:YES completion:nil];

}

//保存成功就会调用这个方法

- (void)image:(UIImage *)image didFinishSavingWithError:(NSError *)error contextInfo:(void *)contextInfo{

    NSLog(@"保存成功");

}

- (void)imagePickerControllerDidCancel:(UIImagePickerController *)picker{

    NSLog(@"取消");

    [self dismissViewControllerAnimated:YES completion:nil];

}

@end