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How to stream RGB and Depth at 30Hz simultaneously?

How to stream RGB and Depth at 30Hz simultaneously?

I wrote two nodes which subscribe rgb and depth images. They can work at 30Hz when I run only one of the nodes. However, the performance reduces to 20Hz when I launched the two nodes together.

How to solve the problem?

How to stream RGB and Depth at 30Hz simultaneously?

How to stream RGB and Depth at 30Hz simultaneously?

I wrote two nodes which subscribe rgb and depth images. They can work at 30Hz when I run only one of the nodes. However, the performance reduces to 20Hz when I launched the two nodes together.

How to solve the problem?problem? Note that the openni_launch publishes the rgb and depth images at 30Hz all the time.