Lesson7 - Camera

效果图

WeChatSight1.gif

项目代码地址

遇到的玄学问题

[access] 
This app has crashed because it attempted to access privacy-sensitive data without a usage description.  
The app's Info.plist must contain an NSPhotoLibraryUsageDescription key with a string value explaining to the user how the app uses this data.

 ](https://upload-images.jianshu.io/upload_images/2310905-eb5556b13c0a824d.gif?imageMogr2/auto-orient/strip) ](https://upload-images.jianshu.io/upload_images/2310905-10248b46a0dfe17b.gif?imageMogr2/auto-orient/strip)

<!-- 相册 --> 

<key>NSPhotoLibraryUsageDescription</key> 

<string>App需要您的同意,才能访问相册</string> 

<!-- 相机 --> 

<key>NSCameraUsageDescription</key> 

<string>App需要您的同意,才能访问相机</string> 

<!-- 麦克风 --> 

<key>NSMicrophoneUsageDescription</key> 

<string>App需要您的同意,才能访问麦克风</string> 

<!-- 位置 --> 

<key>NSLocationUsageDescription</key> 

<string>App需要您的同意,才能访问位置</string> 

<!-- 在使用期间访问位置 --> 

<key>NSLocationWhenInUseUsageDescription</key> 

<string>App需要您的同意,才能在使用期间访问位置</string> 

<!-- 始终访问位置 --> 

<key>NSLocationAlwaysUsageDescription</key> 

<string>App需要您的同意,才能始终访问位置</string> 

<!-- 日历 --> 

<key>NSCalendarsUsageDescription</key> 

<string>App需要您的同意,才能访问日历</string> 

<!-- 提醒事项 --> 

<key>NSRemindersUsageDescription</key> 

<string>App需要您的同意,才能访问提醒事项</string> 

<!-- 运动与健身 --> 

<key>NSMotionUsageDescription</key> <string>App需要您的同意,才能访问运动与健身</string> 

<!-- 健康更新 --> 

<key>NSHealthUpdateUsageDescription</key> 

<string>App需要您的同意,才能访问健康更新 </string> 

<!-- 健康分享 --> 

<key>NSHealthShareUsageDescription</key> 

<string>App需要您的同意,才能访问健康分享</string> 

<!-- 蓝牙 --> 

<key>NSBluetoothPeripheralUsageDescription</key> 

<string>App需要您的同意,才能访问蓝牙</string> 

<!-- 媒体资料库 --> 

<key>NSAppleMusicUsageDescription</key> 

<string>App需要您的同意,才能访问媒体资料库</string>

 

 <key>NSContactsUsageDescription</key>

    

 <string>App需要您的同意,才能访问通讯录</string>