void resetStreamCropping(openni::VideoStream& stream) { if (!stream.isValid()) { displayMessage("Stream does not exist!"); return; } if (!stream.isCroppingSupported()) { displayMessage("Stream does not support cropping!"); return; } openni::Status nRetVal = stream.resetCropping(); if (nRetVal != openni::STATUS_OK) { displayMessage("Failed to reset cropping: %s", xnGetStatusString(nRetVal)); return; } }