The YOLOv5 object detection
this is a sample ncnn android project, it depends on ncnn library only
https://github.com/Tencent/ncnn
https://github.com/Tencent/ncnn/releases
download ncnn-android-vulkan.zip or build ncnn for android yourself
extract ncnn-android-vulkan.zip into app/src/main/jni or change the ncnn_DIR path to yours in app/src/main/jni/CMakeLists.txt
open this project with Android Studio, build it and enjoy!