This looks pretty good: http://www.engadget.com/2010/11/14/hack-turns-kinect-into-mindblowing-3d-video-capture-tool/ The author's own website on his Kinect project: http://idav.ucdavis.edu/~okreylos/ResDev/Kinect/index.html 2010/11/13 Ivan Dryanovski : > I was thinking the same thing for the calibration. Not sure what > material to use though. Another idea is to laser-cut a checkerboard > with square holes to get depth discontinuity. It might require some > modification to the detection algorithm in the calibration toolkit. > > Ivan > > On Saturday, November 13, 2010, Stefan Kohlbrecher > wrote: >> I see, will try that later. >> Any ideas about how to get a good calibration? The best option coming >> to my mind would be to find some material that swallows IR and make a >> checkerboard pattern out of that that shows up in the depth image as >> well as the normal camera image. Haven't found a material reliably >> doing that yet though. >> >> 2010/11/13 Ivan Dryanovski : >>> Thanks Stefan >>> >>> I wrote an rviz patch for the coloring that adds a new color mode (Height map): >>> >>> https://code.ros.org/trac/ros-pkg/ticket/4278 >>> >>> The patch actually allows coloring by "z" value. We tweaked it for the >>> Kinect video to color by "y". You can change which axis you want to >>> color by if you edit these lines in the patch: >>> >>> 473         min_height_current = std::min(min_height_current, pos.y); >>> 474         max_height_current = std::max(max_height_current, pos.y); >>> 475 >>> 476         heights.push_back(pos.y); >>> >>> Change the pos.y to pos.x or pos.z for different effects >>> >>> Ivan Dryanovski >>> >>> >>> On Sat, Nov 13, 2010 at 11:41 AM, Stefan Kohlbrecher >>> wrote: >>>> Very nice, especially the first basic depth calibration. >>>> How do I get the color coding for the point cloud that is visible in >>>> the video? I can only select "flat color" in my RVIZ. >>>> >>>> 2010/11/13 Bill Morris : >>>>> On Fri, 2010-11-12 at 19:43 -0800, RobotNV wrote: >>>>>> You guys are so fast! I don't see the bag file in the link in 5. Example on the wiki though. >>>>> >>>>> I'm working on getting it uploaded. Should be up in the next few hours, >>>>> my connection is slow here. >>>>> >>>>> _______________________________________________ >>>>> ros-users mailing list >>>>> ros-users@code.ros.org >>>>> https://code.ros.org/mailman/listinfo/ros-users >>>>> >>>> _______________________________________________ >>>> ros-users mailing list >>>> ros-users@code.ros.org >>>> https://code.ros.org/mailman/listinfo/ros-users >>>> >>> _______________________________________________ >>> ros-users mailing list >>> ros-users@code.ros.org >>> https://code.ros.org/mailman/listinfo/ros-users >>> >> _______________________________________________ >> ros-users mailing list >> ros-users@code.ros.org >> https://code.ros.org/mailman/listinfo/ros-users >> > _______________________________________________ > ros-users mailing list > ros-users@code.ros.org > https://code.ros.org/mailman/listinfo/ros-users >