硬件准备:sd卡(推荐64GB),读卡器
板子:NVIDIA Jetson Xavier NX developer kit
下载官方SD卡格式化软件,将插有sd卡的读卡器插进电脑,

如果烧录在validate阶段总是fail,就在完成flash阶段后,跳过validation。

硬件操作
6步默认
安装teamviewer
安装依赖
参考官网流程,Jetson Setup部分即可完成。
$ sudo apt install \libssl1.1 \libgstreamer1.0-0 \gstreamer1.0-tools \gstreamer1.0-plugins-good \gstreamer1.0-plugins-bad \gstreamer1.0-plugins-ugly \gstreamer1.0-libav \libgstrtspserver-1.0-0 \libjansson4 \libyaml-cpp-dev安装卡夫卡,注意其中的 deepstream -6.0,需要根据自己系统更改为相应的版本。
# 1. Clone the librdkafka repository from GitHub:$ git clone https://github.com/edenhill/librdkafka.git # 2. Configure and build the library:$ cd librdkafka$ git reset --hard 7101c2310341ab3f4675fc565f64f0967e135a6a./configure$ make$ sudo make install # 3. Copy the generated libraries to the deepstream directory:$ sudo mkdir -p /opt/nvidia/deepstream/deepstream-6.0/lib$ sudo cp /usr/local/lib/librdkafka* /opt/nvidia/deepstream/deepstream-6.0/lib安装deepstream SDK(6.0)
下载,按照官网。注意相应的6.0也改成自己的ds版本。
$ sudo tar -xvf deepstream_sdk_v6.0.1_jetson.tbz2 -C /$ cd /opt/nvidia/deepstream/deepstream-6.0$ sudo ./install.sh$ sudo ldconfigcd /opt/nvidia/deepstream/deepstream-6.0/samplesdeepstream-app -c configs/deepstream-app/配置的文件名# 文件名在上述文件夹中可以知道,并于下表列出source30_1080p_dec_infer-resnet_tiled_display_int8.txtsource30_1080p_dec_preprocess_infer-resnet_tiled_display_int8.txtsource4_1080p_dec_infer-resnet_tracker_sgie_tiled_display_int8.txtsource4_1080p_dec_infer-resnet_tracker_sgie_tiled_display_int8_gpu1.txt (dGPU only)source2_1080p_dec_infer-resnet_demux_int8.txtsource4_1080p_dec_infer-resnet_tracker_sgie_tiled_display_int8.ymlsource30_1080p_dec_infer-resnet_tiled_display_int8.yml# 需连接摄像头source1_usb_dec_infer_resnet_int8.txtsource1_csi_dec_infer_resnet_int8.txt (Jetson only)source2_csi_usb_dec_infer_resnet_int8.txt (Jetson only)source6_csi_dec_infer_resnet_int8.txt (Jetson only)第一个运行效果

运行后,调整系统时间
$ sudo nvpmodel -m 8$ sudo jetson_clocks并可开始尝试运行预编写的app,在deepstream下的sources/apps/sample_apps,按照每个模型文件夹里的 readme 运行。
Note:此时下载的预编写的app是基于c语言编写的,deepstream也提供了相应的基于Python的预编译模型,请查看下一篇文章。
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