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iOS AVCaptureSession實現(xiàn)視頻錄制功能_IOS_腳本之家
@property (strong,nonatomic) AVCaptureSession *captureSession; //設(shè)備輸入 負(fù)責(zé)從AVCaptureDevice獲得輸入數(shù)據(jù) @property (strong,nonatomic) AVCaptureDeviceInput *videoCaptureDeviceInput; @property (strong,nonatomic) AVC
www.dbjr.com.cn/article/1396...htm 2025-6-9
零基礎(chǔ)學(xué)習(xí)iOS直播之采集_IOS_腳本之家
_captureSession = [[AVCaptureSession alloc] init]; // 2.捕獲攝像頭設(shè)備,默認(rèn)前置攝像頭 AVCaptureDevice *videoDevice = [self getVideoDevice:AVCaptureDevicePositionFront]; // 3.獲取聲音設(shè)備 AVCaptureDevice *audioDevice = [AVCaptureDevice defaultDeviceWithMediaType:AVMediaTypeAudio]; // 4.創(chuàng)建對...
www.dbjr.com.cn/article/1013...htm 2025-6-9
IOS打開系統(tǒng)相機的閃光燈_IOS_腳本之家
#import <AVFoundation/AVFoundation.h> @interface CameraViewController : UIViewController<UINavigationControllerDelegate, UIImagePickerControllerDelegate> { AVCaptureSession * _AVSession;//調(diào)用閃光燈的時候創(chuàng)建的類 } @property(nonatomic,retain)AVCaptureSession * AVSession; @end 在.m的- (void)viewDidLo...
www.dbjr.com.cn/article/668...htm 2025-5-26
iOS利用攝像頭獲取環(huán)境光感參數(shù)的方法_IOS_腳本之家
首先引入AVFoundation框架和ImageIO/ImageIO.h聲明文件 遵循AVCaptureVideoDataOutputSampleBufferDelegate協(xié)議 AVCaptureSession對象要定義為屬性,確保有對象在一直引用AVCaptureSession對象;否則如果在lightSensitive方法中定義并初始化AVCaptureSession對象,會造成AVCaptureSession對象提前釋放, [self.session startRunning];會失效...
www.dbjr.com.cn/article/1288...htm 2025-6-4
HTML5實現(xiàn)視頻直播功能思路詳解_html5_網(wǎng)頁制作_腳本之家
① 音視頻的采集,利用AVCaptureSession和AVCaptureDevice可以采集到原始的音視頻數(shù)據(jù)流。 ② 對視頻進(jìn)行H264編碼,對音頻進(jìn)行AAC編碼,在iOS中分別有已經(jīng)封裝好的編碼庫(x264編碼、faac編碼、ffmpeg編碼)來實現(xiàn)對音視頻的編碼。 ③ 對編碼后的音、視頻數(shù)據(jù)進(jìn)行組裝封包。
www.dbjr.com.cn/html5/5872...html 2025-6-9
Swift3.0仿支付寶二維碼掃描效果_Swift_腳本之家
session.canSetSessionPreset(AVCaptureSessionPresetHigh) session.addInput(input) session.addOutput(output) //先添加輸入輸出流,后設(shè)置支持的掃碼所支持的格式,不然報錯如下:Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '*** -[AVCaptureMetadataOutput setMetadataObjectTypes:]...
www.dbjr.com.cn/article/1062...htm 2025-6-4
IOS-腳本之家
日期:2022-10-26AVFoundation AVCaptureSession媒體捕捉 日期:2022-10-26使用SDLocalize實現(xiàn)高效完成iOS多語言工作 日期:2022-10-20Flutter Widgets之標(biāo)簽類控件Chip詳解 日期:2022-10-20Drawer Builder組件實現(xiàn)flutter側(cè)邊抽屜效果示例分析 日期:2022-10-20iOS中NSThread使用示例詳解 日期:2022-10-20iOS中Sqlite和FMDB...
www.dbjr.com.cn/list/list_238...htm 2025-6-4
iOS使用AVFoundation展示視頻_IOS_腳本之家
- (void)setupCaptureSession { NSError *error = nil; // Create the session session = [[AVCaptureSession alloc] init]; // Configure the session to produce lower resolution video frames, if your // processing algorithm can cope. We'll specify medium quality for the // chosen device. sessio...
www.dbjr.com.cn/article/1600...htm 2025-5-14