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我有一个Nexus 6P。我正在调查为什么OpenCamera已停止在Android N Developer Preview上工作(我不是开发人员,只是一名用户)。我发现了以下的一段可能导致该问题的代码:CameraControllerManager2.java:62Android N开发人员预览:相机支持需要第三个值
我创建了一个新的Android项目,并增加了以下功能:
...
import android.hardware.camera2.CameraAccessException;
import android.hardware.camera2.CameraCharacteristics;
import android.hardware.camera2.CameraManager;
import android.hardware.camera2.CameraMetadata;
...
public class MainActivity extends AppCompatActivity {
private String TAG = "MainActivity";
...
public void test(int cameraId) {
CameraManager manager = (CameraManager)this.getSystemService(Context.CAMERA_SERVICE);
try {
String cameraIdS = manager.getCameraIdList()[cameraId];
CameraCharacteristics characteristics = manager.getCameraCharacteristics(cameraIdS);
int support = characteristics.get(CameraCharacteristics.INFO_SUPPORTED_HARDWARE_LEVEL);
Log.d(TAG, "Camera support: " + support);
}
catch (CameraAccessException e) {
e.printStackTrace();
}
}
...
}
调用test(0)
,我的设备上的控制台输出:
04-22 15:16:54.263 11578-11578/test.myapplication D/MainActivity: Camera support: 3
当我仰望的support
(docs)的可能值,所以一定要0, 1 or 2,但support
是怎么走的是VA 3?它应该是一个掩饰或更糟的事情发生?