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为AVCaptureSession设置自定义AVFrameRateRange
我试图用AVCaptureSession每秒拍摄5张照片,我不确定我理解AVFrameRange的含义 . 目前我有一些设置设备的代码: AVCaptureDevice *device = [AVCaptureDevice defaultDeviceWithMediaType:AVMediaTypeVideo]; 并尝试将 activeVideoMinFrameDuration 和 active...