我是 gstreamer 处理的新手。我遵循 Gstreamer 教程设置 Gstreamer Orangepi 零开发套件。我试图运行视频流通过 Gstreamer, 但它抛出了一个错误, 如下所示: I am newbie to gstreamer handling. I am following Gstreamer tutorial to set up Gstreamer on Oran