System for filming a video movie
First Claim
Patent Images
1. 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, dedicated to the task of filming, movable in a guided manner in the real space or being movable about within the real space by being carried by an operator, suitable for recording a real image for a plurality of discrete time frames,a location pinpointing system, comprising;
at least one sensor, dedicated to the task of pinpointing, comprising an optical camera having an acquisition frequency that is greater than 100 images per second, using a wide angle lens that has a capture angle exceeding 160 degrees, and with a field of view overlapping a field of view of the filming camera, wherein the optical camera is provided at a location relative to the filming camera that is known for each time frame via location data, and suitable for transmitting to a computerized pinpointing module the natural topographical information detected by the sensor,the computerized pinpointing module suitable for determining, for each time frame, the filming camera location data in the real reference system based on the location data of the optical camera, 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, andwherein, if the field of view of the sensor has been obstructed by a real element in the real space, the computerized pinpointing module determines the position of the filming camera in the real space at any time.
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Abstract
System for filming a video movie in a real space includes a filming camera, a sensor, a computerized pinpointing module for determining the location of the filming camera, a monitoring screen and a computerized compositing module for generating on the monitoring screen a composite image of the real image and of a projection of a virtual image, generated according to the filming camera location data.
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Citations
32 Claims
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1. System for filming video footage in a real space defined in a real reference system, wherein the system for filming video footage comprises:
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a filming camera, dedicated to the task of filming, movable in a guided manner in the real space or being movable about within the real space by being carried by an operator, suitable for recording a real image for a plurality of discrete time frames, a location pinpointing system, comprising; at least one sensor, dedicated to the task of pinpointing, comprising an optical camera having an acquisition frequency that is greater than 100 images per second, using a wide angle lens that has a capture angle exceeding 160 degrees, and with a field of view overlapping a field of view of the filming camera, wherein the optical camera is provided at a location relative to the filming camera that is known for each time frame via location data, and suitable for transmitting to a computerized pinpointing module the natural topographical information detected by the sensor, the computerized pinpointing module suitable for determining, for each time frame, the filming camera location data in the real reference system based on the location data of the optical camera, 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, and wherein, if the field of view of the sensor has been obstructed by a real element in the real space, the computerized pinpointing module determines the position of the filming camera in the real space at any time. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29)
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30. System for filming video footage in a real space defined in a real reference system, wherein the system for filming video footage comprises:
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a filming camera, dedicated to the task of filming, movable in a guided manner in the real space or being movable about within the real space by being carried by an operator, suitable for recording a real image for a plurality of discrete time frames, a location pinpointing system, comprising; at least one sensor, dedicated to the task of pinpointing, comprising an optical camera having an acquisition frequency that is greater than 100 images per second, using a wide angle lens that has a capture angle exceeding 160 degrees, and with a field of view overlapping a field of view of the filming camera, wherein the optical camera is provided at a location relative to the filming camera that is known for each time frame via location data, and suitable for transmitting to a computerized pinpointing module the natural topographical information detected by the sensor, the computerized pinpointing module suitable for determining, for each time frame, the filming computerized pinpointing module suitable for determining, for each time frame, the filming camera location data in the real reference system based on the location data of the optical camera, 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, and wherein the pinpointing system comprises a computerized generation module suitable for generating said predetermined three-dimensional model of the real space, and wherein said sensor is suitable for transmitting to the computerized generation module topographical information detected by the sensor, and for simultaneously transmitting to the computerized pinpointing module and to the computerized generation module natural topographical information detected by the sensor, and wherein the computerized generation module is suitable for enriching said predetermined three-dimensional model of the real space using natural topographical information detected by the sensor.
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31. System for filming video footage in a real space defined in a real reference system, wherein the system for filming video footage comprises:
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a filming camera, dedicated to the task of filming, movable in a guided manner in the real space or being movable about within the real space by being carried by an operator, suitable for recording a real image for a plurality of discrete time frames, an optical calibration system comprising an optical calibration pattern suitable for detection by the filming camera, in an optical calibration configuration, a location pinpointing system, comprising; at least one sensor, dedicated to the task of pinpointing, comprising an optical camera having an acquisition frequency that is greater than 100 images per second, using a wide angle lens that has a capture angle exceeding 160 degrees, and with a field of view overlapping a field of view of the filming camera, wherein the optical camera is provided at a location relative to the filming camera that is known for each time frame via location data, and suitable for transmitting to a computerized pinpointing module the natural topographical information detected by the sensor, the computerized pinpointing module suitable for determining, for each time frame, the filming camera location data in the real reference system based on the location data of the optical camera, on optical calibration data of the filming camera that are determined by the optical calibration system, 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.
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32. System for filming video footage in a real space defined in a real reference system, wherein the system for filming video footage comprises:
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a filming camera, dedicated to the task of filming, movable in a guided manner in the real space or being movable about within the real space by being carried by an operator, suitable for recording a real image for a plurality of discrete time frames, a location pinpointing system, comprising; at least one sensor, dedicated to the task of pinpointing, comprising an optical camera having an acquisition frequency that is greater than 100 images per second, using a wide angle lens that has a capture angle exceeding 160 degrees, and with a field of view overlapping a field of view of the filming camera, wherein the optical camera is provided at a location relative to the filming camera that is known for each time frame via location data, and suitable for transmitting to a computerized pinpointing module the natural topographical information detected by the sensor, the computerized pinpointing module suitable for determining, for each time frame, the filming camera location data in the real reference system based on the location data of the optical camera, 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, and wherein, in addition to points, the three-dimensional model also comprises a set of lines/surfaces/volumes, which are determined either by the generation module itself or by assistance from a generation module operator, said generation module operator indicating to the generation module that a set of geometric objects are part of the same line/surface/volume.
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Specification