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采用2.3节中的启用相机指令，无报错但不发布image
@1799458463 hello，教程版本是foxy版的，该版本的摄像头驱动节点bug较多，建议先跳过学习。
@小鱼 哦哦好的，谢谢
@1799458463 客气啦，加油
