Android DNN tutorial

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Hi I'm having issues with running the example at https://docs.opencv.org/3.4/d0/d6c/tu...

and I'm getting this error:

2019-05-26 19:36:02.333 23779-23862/com.example.dnntutorial E/cv::error(): OpenCV(3.4.6) Error: Unspecified error (> Blob depth should be CV_32F or CV_8U:

'ddepth == CV_32F || ddepth == CV_8U' where 'ddepth' is 62 (CV_64FC8) ) in void cv::dnn::experimental_dnn_34_v11::blobFromImages(cv::InputArrayOfArrays, cv::OutputArray, double, cv::Size, const Scalar&, bool, bool, int), file /build/3_4_pack-android/opencv/modules/dnn/src/dnn.cpp, line 240 2019-05-26 19:36:02.336 23779-23862/com.example.dnntutorial E/org.opencv.dnn: dnn::blobFromImage_10() caught cv::Exception: OpenCV(3.4.6) /build/3_4_pack-android/opencv/modules/dnn/src/dnn.cpp:240: error: (-2:Unspecified error) in function 'void cv::dnn::experimental_dnn_34_v11::blobFromImages(cv::InputArrayOfArrays, cv::OutputArray, double, cv::Size, const Scalar&, bool, bool, int)' Blob depth should be CV_32F or CV_8U: 'ddepth == CV_32F || ddepth == CV_8U' where 'ddepth' is 62 (CV_64FC8) 2019-05-26 19:36:02.343 23779-23862/com.example.dnntutorial E/AndroidRuntime: FATAL EXCEPTION: Thread-2 Process: com.example.dnntutorial, PID: 23779 CvException [org.opencv.core.CvException: cv::Exception: OpenCV(3.4.6) /build/3_4_pack-android/opencv/modules/dnn/src/dnn.cpp:240: error: (-2:Unspecified error) in function 'void cv::dnn::experimental_dnn_34_v11::blobFromImages(cv::InputArrayOfArrays, cv::OutputArray, double, cv::Size, const Scalar&, bool, bool, int)' Blob depth should be CV_32F or CV_8U: 'ddepth == CV_32F || ddepth == CV_8U' where 'ddepth' is 62 (CV_64FC8) ] at org.opencv.dnn.Dnn.blobFromImage_0(Native Method) at org.opencv.dnn.Dnn.blobFromImage(Dnn.java:38) at com.example.dnntutorial.MainActivity.onCameraFrame(MainActivity.java:76) at org.opencv.android.CameraBridgeViewBase.deliverAndDrawFrame(CameraBridgeViewBase.java:392) at org.opencv.android.JavaCameraView$CameraWorker.run(JavaCameraView.java:373) at java.lang.Thread.run(Thread.java:764)