ncnn-webassembly-nanodet

open https://nihui.github.io/ncnn-webassembly-nanodet and enjoy

build and deploy

1. Install emscripten

git clone https://github.com/emscripten-core/emsdk.git
cd emsdk
./emsdk install 2.0.8
./emsdk activate 2.0.8

source emsdk/emsdk_env.sh

2. Download and extract ncnn webassembly package

wget https://github.com/nihui/ncnn/releases/download/20210519/ncnn-20210519-webassembly.zip
unzip ncnn-20210519-webassembly.zip

3. Build four WASM feature variants

mkdir build
cd build
cmake -DCMAKE_TOOLCHAIN_FILE=$EMSDK/upstream/emscripten/cmake/Modules/Platform/Emscripten.cmake -DWASM_FEATURE=basic ..
make -j4
cmake -DCMAKE_TOOLCHAIN_FILE=$EMSDK/upstream/emscripten/cmake/Modules/Platform/Emscripten.cmake -DWASM_FEATURE=simd ..
make -j4
cmake -DCMAKE_TOOLCHAIN_FILE=$EMSDK/upstream/emscripten/cmake/Modules/Platform/Emscripten.cmake -DWASM_FEATURE=threads ..
make -j4
cmake -DCMAKE_TOOLCHAIN_FILE=$EMSDK/upstream/emscripten/cmake/Modules/Platform/Emscripten.cmake -DWASM_FEATURE=simd-threads ..
make -j4

4. Deploy the *.data *.js *.wasm and *.html files to your web server