scanToPCLoginViewController.m 13 KB

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  1. //
  2. // scanToPCLoginViewController.m
  3. // 双子星云手机
  4. //
  5. // Created by xd h on 2024/8/27.
  6. //
  7. #import "scanToPCLoginViewController.h"
  8. #import <AVFoundation/AVFoundation.h>
  9. #import <ImageIO/ImageIO.h>
  10. #import "PCLoginViewController.h"
  11. @interface scanToPCLoginViewController ()<AVCaptureMetadataOutputObjectsDelegate,AVCaptureVideoDataOutputSampleBufferDelegate,UINavigationControllerDelegate>
  12. @property(nonatomic,strong)AVCaptureVideoPreviewLayer *layer;
  13. //捕捉会话
  14. @property(nonatomic,strong)AVCaptureSession *session;
  15. //辅助区域框
  16. @property(nonatomic,strong)UIImageView * cyanEdgeImageView;
  17. @property(nonatomic,strong)UIImageView * qrCodeScanLine;
  18. @property(nonatomic,strong)NSTimer * scanLineTimer;
  19. @end
  20. @implementation scanToPCLoginViewController
  21. - (void)viewDidLoad {
  22. [super viewDidLoad];
  23. // Do any additional setup after loading the view.
  24. [self.navigationBar setHidden:YES];
  25. [self.toolBar setHidden:YES];
  26. AVAuthorizationStatus authStatus =[AVCaptureDevice authorizationStatusForMediaType:AVMediaTypeVideo];
  27. //判断摄像头状态是否可用
  28. if(authStatus==AVAuthorizationStatusAuthorized){
  29. [self startScan];
  30. }else{
  31. NSLog(@"未开启相机权限,请前往设置中开启");
  32. [AVCaptureDevice requestAccessForMediaType:AVMediaTypeVideo completionHandler:^(BOOL granted) {
  33. if (granted){
  34. mainBlock(^{
  35. [self startScan];
  36. });
  37. }
  38. }];
  39. }
  40. }
  41. -(void)viewWillDisappear:(BOOL)animated
  42. {
  43. [super viewWillDisappear:animated];
  44. if(_scanLineTimer)[_scanLineTimer invalidate];
  45. }
  46. //开始扫描二维码
  47. -(void)startScan{
  48. //1.创建捕捉会话,AVCaptureSession是第一个要被创建的对象,所有的操作都要基于这一个session
  49. self.session = [[AVCaptureSession alloc]init];
  50. AVCaptureDevice *device = [AVCaptureDevice defaultDeviceWithMediaType:AVMediaTypeVideo];
  51. AVCaptureDeviceInput *input = [AVCaptureDeviceInput deviceInputWithDevice:device error:nil];
  52. [self.session addInput:input];
  53. //3.添加输出数据(示例对象-->类对象-->元类对象-->根元类对象)
  54. /*输入的类是AVCaptureInput,那么输出的类相应的就应该是AVCaptureOutput。
  55.  输出不需要和设备挂钩,因为一般情况下,我们的输出要么是音频或视频文件,要么是一些其他的数据,像二维码扫描一般是字符串类型。
  56.  所以创建AVCaptureOutput实例就不需要AVCaptureDevice对象。
  57.  AVCaptureOutput也同样是一个抽象类,同样要使用其子类,在这里我们扫描二维码,
  58.  使用的是AVCaptureMetadataOutput,设置代码如下所示*/
  59. AVCaptureMetadataOutput *output = [[AVCaptureMetadataOutput alloc] init];
  60. [output setMetadataObjectsDelegate:self queue:dispatch_get_main_queue()];
  61. //设置能扫描的区域,这里注意,CGRectMake的x,y和width,height的值是互换位置
  62. output.rectOfInterest=CGRectMake(250/self.view.frame.size.height, 100/self.view.frame.size.width, (self.view.frame.size.width-200)/self.view.frame.size.width, (self.view.frame.size.width-200)/self.view.frame.size.width);
  63. [self.session addOutput:output];
  64. //设置输入元数据的类型(类型是二维码,条形码数据,注意,这个一定要写在添加到session后面,不然要崩溃,如果只需要扫描二维码只需要AVMetadataObjectTypeQRCode,如果还需要扫描条形码,那么全部添加上)
  65. [output setMetadataObjectTypes:@[AVMetadataObjectTypeQRCode,
  66. AVMetadataObjectTypeEAN8Code,
  67. AVMetadataObjectTypeEAN13Code,
  68. AVMetadataObjectTypeCode39Code,
  69. AVMetadataObjectTypeCode39Mod43Code,
  70. AVMetadataObjectTypeCode93Code,
  71. AVMetadataObjectTypeCode128Code,
  72. AVMetadataObjectTypePDF417Code,
  73. AVMetadataObjectTypeAztecCode,
  74. AVMetadataObjectTypeUPCECode,
  75. AVMetadataObjectTypeInterleaved2of5Code,
  76. AVMetadataObjectTypeITF14Code,
  77. AVMetadataObjectTypeDataMatrixCode,
  78. ]];
  79. //4.添加扫描图层
  80. self.layer = [AVCaptureVideoPreviewLayer layerWithSession:self.session];
  81. self.layer.videoGravity=AVLayerVideoGravityResizeAspectFill;
  82. self.layer.frame = self.view.bounds;
  83. [self.view.layer addSublayer:self.layer];
  84. //5.创建view,通过layer层进行设置边框宽度和颜色,用来辅助展示扫描的区域
  85. _cyanEdgeImageView=[[UIImageView alloc] initWithFrame:CGRectMake(100, 250, self.view.frame.size.width-200, self.view.frame.size.width-200)];
  86. // _cyanEdgeImageView.layer.borderWidth=2;
  87. //
  88. // _cyanEdgeImageView.layer.borderColor =[UIColor cyanColor].CGColor;
  89. _cyanEdgeImageView.image = [UIImage imageNamed:@"qrCode_scan_bg"];
  90. [self.view addSubview:_cyanEdgeImageView];
  91. _qrCodeScanLine=[[UIImageView alloc] initWithFrame:CGRectMake(0, 0, self.view.frame.size.width-200, 1)];
  92. _qrCodeScanLine.image = [UIImage imageNamed:@"qrCode_scan_line"];
  93. [_cyanEdgeImageView addSubview:_qrCodeScanLine];
  94. _scanLineTimer = [NSTimer scheduledTimerWithTimeInterval:0.05 target:self selector:@selector(scanLineDownAndUpFun) userInfo:nil repeats:YES];
  95. UILabel *tipLib = [[UILabel alloc] initWithFrame:CGRectMake(20, _cyanEdgeImageView.hw_max_y + 15, SCREEN_W - 40, 20)];
  96. tipLib.text = NSLocalizedString(@"pc_qrcoede_tips_please",nil);
  97. tipLib.font = [UIFont systemFontOfSize:14.0];
  98. tipLib.textAlignment = NSTextAlignmentCenter;
  99. tipLib.textColor = [UIColor whiteColor];
  100. [self.view addSubview:tipLib];
  101. //6.创建检测光感源
  102. AVCaptureVideoDataOutput *guangOutPut = [[AVCaptureVideoDataOutput alloc] init];
  103. [guangOutPut setSampleBufferDelegate:self queue:dispatch_get_main_queue()];
  104. //设置为高质量采集率
  105. [self.session setSessionPreset:AVCaptureSessionPresetHigh];
  106. //把光感源添加到会话
  107. [self.session addOutput:guangOutPut];
  108. //9.开始扫描
  109. [self.session startRunning];
  110. //添加返回键
  111. CGFloat btn_w_h = 40;
  112. CGFloat btn_show = 28;
  113. UIButton *backBtn = [[UIButton alloc] init];
  114. [self.view addSubview:backBtn];
  115. [backBtn mas_makeConstraints:^(MASConstraintMaker *make) {
  116. make.top.mas_equalTo(H_STATE_BAR + (64.f - btn_w_h)/2.f);
  117. make.left.mas_equalTo(10);
  118. make.width.mas_equalTo(btn_w_h);
  119. make.height.mas_equalTo(btn_w_h);
  120. }];
  121. [backBtn setImage:[UIImage imageNamed:@"icon_base_back"] forState:(UIControlStateNormal)];
  122. [backBtn setImageEdgeInsets:(UIEdgeInsetsMake((btn_w_h - btn_show)/2.f, (btn_w_h - btn_show)/2.f, (btn_w_h - btn_show)/2.f, (btn_w_h - btn_show)/2.f))];
  123. [backBtn addTarget:self
  124. action:@selector(backBtnPressed)
  125. forControlEvents:(UIControlEventTouchUpInside)];
  126. }
  127. #pragma mark timer 处理线上下移动
  128. bool isPCScanDownType = YES;
  129. -(void)scanLineDownAndUpFun
  130. {
  131. [UIView animateWithDuration:0.01 animations:^{
  132. if(isPCScanDownType && self->_qrCodeScanLine.hw_y <= self->_cyanEdgeImageView.hw_h){
  133. self->_qrCodeScanLine.hw_y += 2;
  134. if(self->_cyanEdgeImageView.hw_h - self->_qrCodeScanLine.hw_y <= 5){
  135. isPCScanDownType = NO;
  136. }
  137. }
  138. else if(!isPCScanDownType && self->_qrCodeScanLine.hw_y >= 0)
  139. {
  140. self->_qrCodeScanLine.hw_y -= 2;
  141. if(self->_qrCodeScanLine.hw_y <= 5){
  142. isPCScanDownType = YES;
  143. }
  144. }
  145. }];
  146. }
  147. //实现扫描的回调代理方法
  148. - (void)captureOutput:(AVCaptureOutput*)captureOutput didOutputMetadataObjects:(NSArray*)metadataObjects fromConnection:(AVCaptureConnection*)connection{
  149. //如果数组metadataObjects中有数据,metadataObjects是个数组类型
  150. if(metadataObjects.count>0) {
  151. AVMetadataMachineReadableCodeObject*object = [metadataObjects lastObject];
  152. NSLog(@"%@",object.stringValue);
  153. /*扫描到有用信息时取消扫描*/
  154. NSString *resStr = object.stringValue;//RK3908P1V62112465
  155. [self handleScanCodeResultFun:resStr];
  156. }
  157. else{
  158. [[iToast makeText:NSLocalizedString(@"pc_qrcoede_tips_error",nil)] show];
  159. NSLog(@"没有扫描到数据");
  160. }
  161. }
  162. #pragma mark 处理扫码出来的数据
  163. - (void)handleScanCodeResultFun:(NSString*)resultStr
  164. {
  165. NSString * resStr = resultStr;
  166. if([AFNetworkReachabilityManager sharedManager].networkReachabilityStatus == AFNetworkReachabilityStatusNotReachable)
  167. {
  168. [[iToast makeText:NSLocalizedString(@"phone_network_fail_Tips",nil)] show];
  169. return;
  170. }
  171. if ([resStr containsString:@"boxLoginId:"]){
  172. [_scanLineTimer invalidate];
  173. [self scanToPCloginFunWithID:resStr];
  174. //停止扫描
  175. [self.session stopRunning];
  176. //移除扫描层layer
  177. [self.layer removeFromSuperlayer];
  178. }
  179. else{
  180. [[iToast makeText:NSLocalizedString(@"pc_qrcoede_tips_error",nil)] show];
  181. }
  182. }
  183. //光感传感器代理
  184. -(void)captureOutput:(AVCaptureOutput*)captureOutput didOutputSampleBuffer:(CMSampleBufferRef)sampleBuffer fromConnection:(AVCaptureConnection*)connection{
  185. //获取光线的值
  186. CFDictionaryRef metadataDict = CMCopyDictionaryOfAttachments(NULL,sampleBuffer, kCMAttachmentMode_ShouldPropagate);
  187. NSDictionary *metadata = [[NSMutableDictionary alloc] initWithDictionary:(__bridge NSDictionary*)metadataDict];
  188. CFRelease(metadataDict);
  189. NSDictionary *exifMetadata = [[metadata objectForKey:(NSString *)kCGImagePropertyExifDictionary] mutableCopy];
  190. float brightnessValue = [[exifMetadata objectForKey:(NSString*)kCGImagePropertyExifBrightnessValue]floatValue];
  191. NSLog(@"%f",brightnessValue);
  192. // 根据brightnessValue的值来打开和关闭闪光灯,一般值小于0就需要打开,大于0就关闭
  193. // if((brightnessValue <0)) {//显示闪光灯
  194. // self.lightBtn.hidden=NO;
  195. // }else if((brightnessValue >0)) {//隐藏闪光灯
  196. // self.lightBtn.hidden=YES;
  197. // }
  198. }
  199. ////闪光灯按钮点击方法
  200. //
  201. //-(void)lightBtnClick:(UIButton*)sender{
  202. // //判断当前设备是否有闪光灯
  203. //
  204. // AVCaptureDevice * device=[AVCaptureDevice defaultDeviceWithMediaType:AVMediaTypeVideo];
  205. //
  206. // BOOL result=[device hasTorch];
  207. //
  208. // if(result==YES){
  209. // if(self.lightBtn.isSelected==NO){
  210. // self.lightBtn.selected=YES;
  211. // self.lightBtn.backgroundColor=[UIColor greenColor];
  212. // [device lockForConfiguration:nil];
  213. // [device setTorchMode: AVCaptureTorchModeOn];//开
  214. // [device unlockForConfiguration];
  215. // }else if(self.lightBtn.isSelected==YES){
  216. // self.lightBtn.selected=NO;
  217. // self.lightBtn.backgroundColor=[UIColor grayColor];
  218. // [device lockForConfiguration:nil];
  219. // [device setTorchMode: AVCaptureTorchModeOff];//关
  220. // [device unlockForConfiguration];
  221. // }
  222. // }else{
  223. // NSLog(@"当前设备闪光灯不可用");
  224. // }
  225. //}
  226. #pragma mark PC 扫码登录
  227. -(void)scanToPCloginFunWithID:(NSString*)idStr
  228. {
  229. NSString *changSN = [connectDeviceManager shareInstance].DeviceThirdIdMod.data.changeSn;
  230. NSMutableDictionary *paraDict = [NSMutableDictionary new];
  231. [paraDict setValue:@1 forKey:@"status"];
  232. [paraDict setValue:idStr forKey:@"boxLoginId"];
  233. [paraDict setValue:changSN forKey:@"sn"];
  234. KWeakSelf
  235. [[netWorkManager shareInstance] CommonPostCallBackCode:updatePCLoginStateFun Parameters:paraDict success:^(id _Nonnull responseObject){
  236. SuperModel *curModel = [[SuperModel alloc] initWithDictionary:responseObject error:nil];
  237. if(curModel && curModel.status == 0){
  238. [weakSelf gotoNextVCFunWithID:idStr];
  239. }
  240. else
  241. {
  242. if(curModel.msg){
  243. [[iToast makeText:curModel.msg] show];
  244. }
  245. else{
  246. [[iToast makeText:@"扫码信息错误"] show];
  247. }
  248. [weakSelf.navigationController popViewControllerAnimated:YES];
  249. }
  250. } failure:^(NSError * _Nonnull error) {
  251. //[[iToast makeText:@"扫码信息错误"] show];
  252. [weakSelf.navigationController popViewControllerAnimated:YES];
  253. }];
  254. }
  255. #pragma mark 跳转下个界面
  256. - (void)gotoNextVCFunWithID:(NSString*)idStr
  257. {
  258. // NSArray *vcArr = self.navigationController.viewControllers;
  259. //
  260. // NSMutableArray * newArr = [NSMutableArray new];
  261. //
  262. // for (int i=0; i< vcArr.count-1; i++) {
  263. // UIViewController *vc = vcArr[i];
  264. // [newArr addObject:vc];
  265. // }
  266. //
  267. // self.navigationController.viewControllers = newArr;
  268. //
  269. // vcArr = self.navigationController.viewControllers;
  270. PCLoginViewController *nextVC = [PCLoginViewController new];
  271. nextVC.loginIdString = idStr;
  272. [self.navigationController pushViewController:nextVC animated:YES];
  273. }
  274. @end