解决方法
1. 安装依赖
apt-get install libgstreamer1.0-dev libgstreamer-plugins-base1.0-dev
2. 下载gst-rtsp-server
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3. 编译前设置环境变量
export PKG_CONFIG_PATH=/root/t/gst-rtsp-server/pkgconfig/:/usr/lib/aarch64-linux-gnu/pkgconfig/
4. 运行编译命令
gcc streaming.c -o streaming -w `pkg-config --cflags --libs gstreamer-rtsp-server-1.0 gstreamer-1.0` -lgstrtspserver-1.0 -L/usr/include/gst-rtsp-server/gst/rtsp-server/.libs/