无法通过带有mapbox的Camera2 API访问USB摄像头
我目前正在尝试使用mapbox vision构建一个应用程序，该应用程序将运行在高通android板上。此操作系统经过修改，因此USB摄像头可以通过Camera2 API识别，并且可以与我们的其他应用程序配合使用，因此我不认为我需要使用UVCCamera教程（）。但是，当我尝试运行使用Vision SDK构建的应用程序或mapbox Vision Trister应用程序时，我遇到了相同的错误：无法通过带有mapbox的Camera2 API访问USB摄像头,mapbox,mapbox-android,Mapbox,Mapbox Android,我目前正在尝试使用mapbox vision构建一个应用程序，该应用程序将运行在高通android板上。此操作系统经过修改，因此USB摄像头可以通过Camera2 API识别，并且可以与我们的其他应用程序配合使用，因此我不认为我需要使用UVCCamera教程（）。但是，当我尝试运行使用Vision SDK构建的应用程序或mapbox Vision Trister应用程序时，我遇到了相同的错误： 2021-03-31 12:14:12.319 13485-13485/? E/AndroidRunt
2021-03-31 12:14:12.319 13485-13485/? E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.mapbox.vision.teaser, PID: 13485
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.mapbox.vision.teaser/com.mapbox.vision.teaser.MainActivity}: kotlin.UninitializedPropertyAccessException: lateinit property cameraParameters has not been initialized
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3270)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3409)
at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:83)
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2016)
at android.os.Handler.dispatchMessage(Handler.java:107)
at android.os.Looper.loop(Looper.java:214)
at android.app.ActivityThread.main(ActivityThread.java:7356)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:492)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:930)
Caused by: kotlin.UninitializedPropertyAccessException: lateinit property cameraParameters has not been initialized
at com.mapbox.vision.video.videosource.camera.Camera2VideoSourceImpl.getCameraParameters$mapbox_android_vision_release(Camera2VideoSourceImpl.kt:63)
at com.mapbox.vision.VisionManager.create(VisionManager.kt:213)
at com.mapbox.vision.VisionManager.create$default(VisionManager.kt:206)
at com.mapbox.vision.teaser.MainActivity.initVisionManagerCamera(MainActivity.kt:250)
at com.mapbox.vision.teaser.MainActivity.startVision(MainActivity.kt:215)
at com.mapbox.vision.teaser.MainActivity.onPermissionsGranted(MainActivity.kt:179)
at com.mapbox.vision.teaser.MainActivity.onCreate(MainActivity.kt:149)
at android.app.Activity.performCreate(Activity.java:7825)
at android.app.Activity.performCreate(Activity.java:7814)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1306)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3245)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3409)
at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:83)
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2016)
at android.os.Handler.dispatchMessage(Handler.java:107)
at android.os.Looper.loop(Looper.java:214)
at android.app.ActivityThread.main(ActivityThread.java:7356)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:492)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:930)