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A
回答
0
没有办法做到这一点。我认为如果你正在为Cydia开发,那么可以用相当多的黑客来完成,但我不知道那会是什么时候。如果用户退出应用程序或从中切换应用程序,系统将使相机可用于请求它的任何其他应用程序。
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好问题!我会建议作为正式答案['[AVCaptureDevice lockForConfiguration:]'](http://developer.apple.com/library/ios/documentation/AVFoundation/Reference/AVCaptureDevice_Class/Reference/Reference.html#//apple_ref/occ/instm/AVCaptureDevice/lockForConfiguration :),但现在我已经看到它了,我认为它只锁定摄像头的设置配置,并且不会使用户无法使用。您应该在bugreporter.apple.com上提交功能请求。 – 2012-01-04 10:02:12