Video processing apparatus

• US 20100245607A1
• Filed: 12/18/2009
• Published: 09/30/2010
• Est. Priority Date: 03/31/2009
• Status: Active Grant

• Current Assignee: Fujitsu Limited
• Original Assignee: Fujitsu Limited
• Inventors: Yamada, Hiroshi, Gomi, Toshiaki, Kawai, Jun, Yano, Katsutoshi
• Granted Patent: US 8,736,665 B2
• Time in Patent Office: Days
• US Class Current: 348/218.100
• CPC Class Codes: B60R 1/00 Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
• CPC Class Codes: B60R 2300/105 using multiple cameras
• CPC Class Codes: B60R 2300/303 using joined images, e.g. multiple camera images
• CPC Class Codes: B60R 2300/607 from a bird's eye viewpoint
• CPC Class Codes: G06T 11/00 2D [Two Dimensional] image generation
• CPC Class Codes: G06T 11/003 Reconstruction from projections, e.g. tomography
• CPC Class Codes: G06T 11/60 Editing figures and text; Combining figures or text
• CPC Class Codes: G06T 3/12 Panospheric to cylindrical image transformations
• CPC Class Codes: G06T 3/4038 Image mosaicing, e.g. composing plane images from plane sub-images
• CPC Class Codes: G06T 3/60 Rotation of whole images or parts thereof
• CPC Class Codes: H04N 13/189 Recording image signals; Reproducing recorded image signals
• CPC Class Codes: H04N 13/373 for tracking forward-backward translational head movements, i.e. longitudinal movements
• CPC Class Codes: H04N 13/398 Synchronisation thereof; Control thereof
• CPC Class Codes: H04N 7/181 for receiving images from a plurality of remote sources

Abstract

The video processing apparatus includes: a pattern information storing unit that stores use part information and location information; a plurality of video inputting units that input each of a plurality of video data; a video data generating unit that generates a plurality of types of generated video data; a generated video pattern selecting unit that selects a pattern of generated video data to be generated; a process unit that stores the use part of each video data in a storing unit; and a video outputting unit that coordinate-converts the generated combined video data with coordinate conversion data, generates the generated video data, and outputs the generated video data to the display unit. The use part information indicates a use part of each video data used for the generated video data, and the location information includes reduction ratio information of the use part of the each video data.

Claims

1. A video processing apparatus capable of cooperating with a plurality of capturing unit and a display unit, the video processing apparatus comprising:

a pattern information storing unit that stores use part information and location information;

a plurality of video inputting units that input each of a plurality of video data captured with the plurality of capturing units;

a video data generating unit that generates a plurality of types of generated video data;

a generated video pattern selecting unit that selects a pattern of generated video data to be generated in the video data generating unit;

a process unit that stores the use part of each video data in a storing unit after reducing the use part of each video data on the basis of the plurality of video data and location information according to a selected pattern of generated video data and generates the combined video data; and

a video outputting unit that coordinate-converts the generated combined video data with coordinate conversion data preliminarily calculated with respect to each pattern of the plurality of types of generated video data, generates the generated video data, and outputs the generated video data to the display unit,

wherein the use part information indicates a use part of each video data used for the generated video data, and the location information includes reduction ratio information of the use part of the each video data.

2. The video processing apparatus according to claim 1, further comprising:

a coordinate value calculating unit that calculates the use part information that indicates a use part of each video data used for the generated video data with reference to the coordinate conversion data; and

a location calculating unit that calculates the location information including the reduction ratio information of the use part of the each video data so that a pixel expansion in generating the generated video data by coordinate-converting the combined video data is small and within a given size of the combined video data,

wherein the process unit stores the plurality of video data in the storing unit after reducing a use part of each video data on the basis of the use part information and the location information, and generates the combined video data.

3. The video processing apparatus according to claim 1, wherein the location information is calculated by calculating a reduction ratio and a location on the combined video data of a use part of each video data so that one of an average value, an intermediate value, and a maximum value or a minimum value of a pixel expansion ratio of processing units of the coordinate conversion or pixel units is equivalent between the use parts of each video data and within a given size of the combined video data when the combined video data is coordinate-converted to the generated video data.

4. The video processing apparatus according to claim 2, wherein the location information is calculated by calculating a reduction ratio and a location on the combined video data of a use part of each video data so that one of an average value, an intermediate value, and a maximum value or a minimum value of a pixel expansion ratio of processing units of the coordinate conversion or pixel units is equivalent between the use parts of each video data and within a given size of the combined video data when the combined video data is coordinate-converted to the generated video data.

5. The video processing apparatus according claim 1, wherein the location information is calculated after a reduction ratio of a use part of a given high-priority video is fixed.

6. The video processing apparatus according to claim 2, wherein the location information is calculated after a reduction ratio of a use part of a given high-priority video is fixed.

7. The video processing apparatus according to claim 3, wherein the location information is calculated after a reduction ratio of a use part of a given high-priority video is fixed.

8. The video processing apparatus according to claim 4, wherein the location information is calculated after a reduction ratio of a use part of a given high-priority video is fixed.

9. The video processing apparatus according to claim 1, further comprising:

a generated video pattern selection inputting unit that determines a pattern of generated video data to be generated in the video data generating unit;

a combined video pattern selection notification unit that notifies the video processing apparatus of a pattern of the combined video data corresponding to a determined pattern of the generated video data; and

a video processing unit that generates the generated video data by using the combined video data input from the video processing apparatus.

10. The video processing apparatus according to claim 2, further comprising:

a generated video pattern selection inputting unit that determines a pattern of generated video data to be generated in the video data generating unit;

a combined video pattern selection notification unit that notifies the video processing apparatus of a pattern of the combined video data corresponding to a determined pattern of the generated video data; and

a video processing unit that generates the generated video data by using the combined video data input from the video processing apparatus.

11. The video processing apparatus according to claim 3, further comprising:

a generated video pattern selection inputting unit that determines a pattern of generated video data to be generated in the video data generating unit;

a combined video pattern selection notification unit that notifies the video processing apparatus of a pattern of the combined video data corresponding to a determined pattern of the generated video data; and

a video processing unit that generates the generated video data by using the combined video data input from the video processing apparatus.

12. The video processing apparatus according to claim 4, further comprising:

a generated video pattern selection inputting unit that determines a pattern of generated video data to be generated in the video data generating unit;

a combined video pattern selection notification unit that notifies the video processing apparatus of a pattern of the combined video data corresponding to a determined pattern of the generated video data; and

a video processing unit that generates the generated video data by using the combined video data input from the video processing apparatus.

13. The video processing apparatus according to claim 5, further comprising:

a generated video pattern selection inputting unit that determines a pattern of generated video data to be generated in the video data generating unit;

a combined video pattern selection notification unit that notifies the video processing apparatus of a pattern of the combined video data corresponding to a determined pattern of the generated video data; and

a video processing unit that generates the generated video data by using the combined video data input from the video processing apparatus.

14. The video processing apparatus according to claim 6, further comprising:

a generated video pattern selection inputting unit that determines a pattern of generated video data to be generated in the video data generating unit;

a combined video pattern selection notification unit that notifies the video processing apparatus of a pattern of the combined video data corresponding to a determined pattern of the generated video data; and

a video processing unit that generates the generated video data by using the combined video data input from the video processing apparatus.

15. The video processing apparatus according to claim 7, further comprising:

a generated video pattern selection inputting unit that determines a pattern of generated video data to be generated in the video data generating unit;

a combined video pattern selection notification unit that notifies the video processing apparatus of a pattern of the combined video data corresponding to a determined pattern of the generated video data; and

a video processing unit that generates the generated video data by using the combined video data input from the video processing apparatus.

16. The video processing apparatus according to claim 8, further comprising:

a generated video pattern selection inputting unit that determines a pattern of generated video data to be generated in the video data generating unit;

a combined video pattern selection notification unit that notifies the video processing apparatus of a pattern of the combined video data corresponding to a determined pattern of the generated video data; and

a video processing unit that generates the generated video data by using the combined video data input from the video processing apparatus.