OpenCV OpenCL Warning - CoffeLake, Ubuntu 16.04

OpenCV OpenCL Warning - CoffeLake, Ubuntu 16.04


Can you help me clarify the reason for the following warning, running OpenCL.

OpenCV(ocl4dnn): consider to specify kernel configuration cache directory
                 via OPENCV_OCL4DNN_CONFIG_PATH parameter

Following is the code snippet added.



I am executing, Object Detection Inference using OpenCV and Caffe.

System Details

OS: Ubuntu 16.04

Processor: Intel® Core™ i3-8109U CPU @ 3.00GHz × 4

Grpahics: Intel® HD Graphics (Coffeelake 3x8 GT3)

OpenCV: Version 4.0

OpenCL: Version 19.21.13045






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Hi GuruV,

Thanks for the interest.

This issue was discussed on the OpenCV github. It may be useful to review that issue and submit follow up questions there if necessary.





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