By chriszz
on Fri, 08/28/2020 - 02:41
I have two cameras, on android, one works, one not work.
the ok log:
08-28 09:57:25.658 12196 12240 D UVCExternalCamera: UVC_PU_ANALOG_LOCK_STATUS_CONTROL supported: NO 08-28 09:57:25.658 12196 12240 D UVCExternalCamera: UVC_PU_CONTRAST_AUTO_CONTROL supported: not supported 08-28 09:57:25.658 12196 12240 D AR : Determining the camera modes. Driver reports 5 different modes. 08-28 09:57:25.658 12196 12240 D AR : Found 5 supported camera modes. 08-28 09:57:25.658 12196 12240 D AR : Querying camera capabilities (exposure, focus) 08-28 09:57:25.675 12196 12240 D AR : Camera capability query done 08-28 09:57:25.680 12196 12240 D Vuforia : cameraDeviceStartCamera 08-28 09:57:25.680 12196 12240 D AR : Start external camera
the failed log:
08-28 10:14:13.339 14170 14207 D UVCExternalCamera: UVC_PU_ANALOG_LOCK_STATUS_CONTROL supported: NO 08-28 10:14:13.339 14170 14207 D UVCExternalCamera: UVC_PU_CONTRAST_AUTO_CONTROL supported: not supported 08-28 10:14:13.339 14170 14207 D AR : Determining the camera modes. Driver reports 1 different modes. 08-28 10:14:13.339 14170 14207 D AR : Found 1 supported camera modes. 08-28 10:14:13.339 14170 14207 D AR : Querying camera capabilities (exposure, focus) 08-28 10:14:13.339 14170 14207 D AR : Camera capability query done 08-28 10:14:13.367 14170 14207 I Unity : Using Legacy Rendering 08-28 10:14:13.367 14170 14207 I Unity : (Filename: ./Runtime/Export/Debug/Debug.bindings.h Line: 35) 08-28 10:14:13.367 14170 14207 I Unity : 08-28 10:14:13.377 14170 14207 E AR : VideoBackgroundConfig with screen size of zero received, skipping config step
In failed log, there is no cameraDeviceStartCamera, and no error or warning. What happended?
I found out the reason: