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Questions tagged [openni]

An industry-led organization which aims to certify and improve interoperability of natural interaction devices

From the wikipedia page:

OpenNI or Open Natural Interaction is an industry-led, not-for-profit organization focused on certifying and improving interoperability of natural interaction devices, applications that use those devices and middleware that facilitates access and use of such devices

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How should I generate UserCalibration.bin file as indicated in OpenNI sample - NiUserTracker

This fragment of code was taken from OpenNI sample called NiUserTracker //... some codes... #define XN_CALIBRATION_FILE_NAME "UserCalibration.bin" // Save calibration to file void SaveCalibration() { XnUserID aUserIDs[20] = {0}; XnUInt16…
ikel
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Convert Zigfu joint position from Real World to Projective like in OpenNI

OpenNI provides the function ConvertRealWorldToProjective which lets you easily convert real world (x,y,z) joint positions, in mm, to a projected (x,y) position in pixels for a given viewport. This is really useful for drawing a 'skeleton' over the…
zackdever
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Various Kinect Libraries OpenNI, PCL what to use

I am working on a project and I need to give a small humanoid robot (a Nao bot) depth perception. I am planning on wiring in a Kinect to the bot's forehead and integrating it with the robot's current operating and guidance system (the default…
clifgray
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_xnForceShutdown openni symbol not found

I had been trying to get OpenNI work on my Mac OS X 10.7. I installed the latest unstable binaries of OpenNI, NITE and Sensor from openni.org. The (precompiled) sample examples from OpenNI work fine but as soon as I write something of my own, it…
user1604228
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simple-openni / processing - record at only a certain z depth

I am following the RecorderPlay example in the simple-openni library for processing: http://code.google.com/p/simple-openni/ It records to an ONI file, a type of video format which retains depth and rgb information. Currently though, it captures the…
mheavers
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Emulating Button Press Using Kinect/SimpleOpenNI + Processing Depth

I am using Kinect with Simple OpenNI and Processing, and I was trying to use the Z position of a hand to emulate a button press. So far when I try it using one hand it works really well, however, when I try to get it to work with a second hand, only…
Alex Lu
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"Function was not implemented" when trying to use ONI recording

I'm trying to use an oni recording in my application using OpenNI. Here is my xml file:
houbysoft
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Kinect SimpleOpenNI and Processing Range

I need to find a way to have the kinect only recognize objects in a certain Range. The problem is that in our setup there will be viewers around the scene who may disturb the tracking. Therefore I need to set the kinect to a range of a few meters so…
matteok
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Linking Boost::system library with OpenNI makefile

I'm trying to use the C++ Boost library to write some depth data I get form my Kinect to the serial port. In order to do this I need to link the appropriate libraries with this pre-written Makefile. I wrote a basic program using boost/asio to get a…
maz
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Disable warnings for specific included files

I am using OpenNI on OS X, and for some reason its .h files are spitting out a lot of warnings all over the place, which is annoying. Is there a way to turn off all warnings for the OpenNI include files?
houbysoft
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Processing - exporting a movie or image sequence from kinect data

I'm trying to find the fastest way to export a PNG sequence or movie with processing. I'm capturing Kinect data and currently, in each draw call, I'm using: saveFrame("output/fames####.png"); but this is too slow. Anything I can do that's…
mheavers
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Kinect openCV openNI not working

I'm trying to use kinect with OpenNI, when I try to build any program, it does not give any build errors but I get these errors on the command line CvCapture_OpenNI::readCameraParams : Could not read property…
user1438351
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hand tracking not working after a reload of openni dynamic library

Our project is (http://www.play4health.com/p4h_eng/) using Ogre 3D over Ubuntu 11.04. Except for core services all is based in a plugin architecture taking advantage of Ogre 3d plugin facilities. In our plugin architecture plugins can…
user560500
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SimpleOpenNI / Kinect: sceneMap / depthMap Color Control

[Context] I am helping a graduate student (MFA) with an art project: I am trying to control the output color of the depthMap generation, so that the Red, Green, & Blue values can be independently controlled. The desired end game is that each…
user1371072
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Problems to start using openNi

I just installed the openNi libraries and make my kinect work on my computer. My problem is that I'm just a nov programming in c++. I copied the code for hand tracking from this page: http://openni.org/Documentation/ProgrammerGuide.html and paste it…
user1367593
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