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• Hi PowHuang! I tried the 2nd option (using prebuild library) which you wrote and now it's working fine! :-) I don't understand why it didn't work before. I made build process according to the documentation: http://doc.kneron.com/docs/#plus_c/introdu…

  in KL720 Dongle webcam example error Comment by Gábor Simor February 2022
• Hi! I tried to build opencv 3.4.1 from source, but it failed. The build process runs into an error: https://www.kneron.com/forum/uploads/013/IH764YS5KWY8.png I also tried the prebuild opencv 3.4.1 package that can be downloaded from the kneron site:…

  in KL720 Dongle webcam example error Comment by Gábor Simor February 2022
• Hi shao-xuan lin! Do you remember how you did built it exactly? That link which you wrote contanins opencv 3.4.1, in the Kneron doc contains opvecv 3.4.7 http://doc.kneron.com/docs/#plus_c/introduction/install_dependency/#2-windows-10 Did you use op…

  in KL720 Dongle webcam example error Comment by Gábor Simor February 2022
• Hi! I've got similar problem, when I want to run kl720_demo_cam_generic_inference_drop_frame.exe demo program on win10 enviroment. I've used the kneron_plus_v1.3.0.zip source. I built opencv according to the linked description bellow: http://doc.kne…

  in KL720 Dongle webcam example error Comment by Gábor Simor February 2022