android.hardware.camera 过期,Android camera android.hardware.Camera deprecated

海恩·欧鲁纳

于 2021-05-27 12:14:30 发布

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文章标签： android.hardware.camera 过期

本文介绍了Android中旧的`android.hardware.camera`已过期，推荐使用`android.hardware.camera2`。两者实现差异显著，如获取相机方向的方法。为平滑迁移，建议创建一个接口并在代码中引用该接口，分别实现旧API和新API的功能。此外，还讨论了如何根据API级别加载相应的实现，如依赖注入或工厂模式。

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API Documentation

According to the Android developers guide for android.hardware.Camera, they state: We recommend using the new android.hardware.camera2 API for new applications.

On the information page about android.hardware.camera2, (linked above), it is stated: The android.hardware.camera2 package provides an interface to individual camera devices connected to an Android device. It replaces the deprecated Camera class.

The problem

When you check that documentation you'll find that the implementation of these 2 Camera API's are very different.

For example getting camera orientation on android.hardware.camera @OverridepublicintgetOrientation(finalintcameraId){Camera.CameraInfoinfo=newCamera.CameraInfo();Camera.getCameraInfo(cameraId,info);returninfo.orientation;}

Versus android.hardware.camera2 @OverridepublicintgetOrientation(finalintcameraId){try{CameraManagermanager=(Cam

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