Abstract
Digital archives or VR museums for structures of architectural significance and objects of importance to the World's cultural heritage have recently received more attention. However, there are some issues for effective operation of digital archives or VR museums. These problems include real-time imaging, spatial data aquisition and modelling. In particular, efficient spatial data aquision tecniques in sites should be developed or invetigated.
With this objective, and for multiple applications such as human motion analysis, auto tracking, real-time positioning and so on, Hybrid Video Theodolite (HVT) system was developed by the authors which consists of the 6 parts : sensor, pan head and tilt body, imaging, recording, control and monitor. The most remarkable points of this HVT system are its ability to obtain synchronized stereo image sequences and rotation parameters while tracking a moving object. As for further additional point of this system, automated camera calibration without target can be achived.
This paper describes the HVT system, and investigates the one of applications of this system to 3D modeling of panoramic objects in architecture and archeology.
