System For Filming A Video Movie

System for filming video footage in a real space defined in a real reference system, wherein the system for filming video footage comprises:

• a filming camera, suitable for recording a real image for a plurality of discrete time frames,
• a location pinpointing system, comprising:
• at least one sensor, provided with location data relative to the filming camera that are known for each time frame, and suitable for transmitting to a computerized pinpointing module the natural topographical information detected by the sensor,
• a computerized pinpointing module suitable for determining, for each time frame, the filming camera location data in the real reference system based on location data of the sensor, and on a comparison of the natural topographical information and a predetermined three-dimensional model of the real space,
• a monitoring screen,
• a computerized compositing module suitable for generating on the monitoring screen, for each time frame, a composite image of the real image and of a projection of a virtual image taken from a database of virtual animations, said projection generated according to the filming camera location data in the real reference system.