[ros-users] Get real coordinate in pointcloud topic from RGB pixel Openni

William Woodall william at osrfoundation.org
Wed Nov 20 21:30:24 UTC 2013


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On Wed, Nov 20, 2013 at 1:25 PM, Andre Barcelos <barcelos.andre at yahoo.com>wrote:

> Someone knows how to discover the pointcloud "pixel"(x,y,z in real world)
> giving a pixel from RGB camera?
> I am using a feature descriptor (ORB) in RGB frame
> (/camera/rgb/image_color) its returns the x,y from the plannar image, I
> want a relation of this RGB pixel (feature) to get the real world
> coordinate in pointcloud topic (/camera/depth_registered/points).
> Andre Barcelos.
> .:
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William Woodall
ROS Development Team
william at osrfoundation.org
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