1. 前置条件：

编译完Fastdeploy SDK & make install =>  /opt/fd_sdk

2. 进入Examples相关目录，然后执行：

mkdir build & cd build

cmake ..  -DFASTDEPLOY_INSTALL_DIR=/opt/fd_sdk/

即可生成：

Infer_demo文件

3. 执行测试：

wget https://bj.bcebos.com/paddlehub/fastdeploy/yolov5s.onnx
wget https://gitee.com/paddlepaddle/PaddleDetection/raw/release/2.4/demo/000000014439.jpg

./infer_demo yolov5s.onnx 000000014439.jpg 0