diff --git a/readme.md b/readme.md
new file mode 100644
index 0000000..a6ee9e2
--- /dev/null
+++ b/readme.md
@@ -0,0 +1,15 @@
+# Rust 调用 V4L2 与 Ftlk 播放摄像头画面
+
+## 从零开始安装一个项目需要多费劲
+
+```shell
+# 无法确定具体需要的包体
+apt install libfltk1.3-dev
+apt install build-essential libfltk1.1 libfltk1.1-dev
+apt install pkg-config libxft-dev
+apt install libxext-dev libxinerama-dev libxcursor-dev libxfixes-dev libpango1.0-dev libglib2.0-dev libcairo2-dev libv4l-dev v4l2loopback-utils
+```
+
+## 调用方法
+
+`./rust_v4l2 <video_device> <width> <height> <interval>`