Title:
METHODS AND APPARATUSES FOR DETERMINING POSITIONS OF MULTI-DIRECTIONAL IMAGE CAPTURE APPARATUSES
Document Type and Number:
WIPO Patent Application WO/2018/150086
Kind Code:
A3
Abstract:
This specification describes a method comprising processing a plurality of first images (21) to generate a plurality of stereo-pairs of panoramic images (22), wherein each first image is captured by a respective camera (11) of a respective one of a plurality of multi-directional image capture apparatuses (10), and wherein each stereo-pair of panoramic images is generated from first images captured by cameras of a respective one of the plurality of multi-directional image capture apparatuses, performing image re-projection on each panoramic image of the plurality of stereo-pairs of panoramic images, thereby to generate a plurality of re-projected second images (23) which are each associated with a respective virtual camera, processing the plurality of second images to generate respective positions of the virtual cameras associated with the second images, and based on the generated positions of the virtual cameras, determining a position of each of the plurality of multi-directional image capture apparatuses.
Inventors:
YOU YU (FI)
WANG TINGHUAI (FI)
FAN LIXIN (FI)
WANG TINGHUAI (FI)
FAN LIXIN (FI)
Application Number:
PCT/FI2018/050095
Publication Date:
October 25, 2018
Filing Date:
February 12, 2018
Export Citation:
Assignee:
NOKIA TECHNOLOGIES OY (FI)
International Classes:
G06T7/70; G01C11/00; G01C11/02; G03B37/04; G06T3/00; G06T7/285; G06T7/30; G06T7/593; G06T7/80; H04N13/204; H04N13/246; G01C11/36
Foreign References:
| US20120075428A1 | 2012-03-29 | |||
| EP3007038A2 | 2016-04-13 | |||
| US20150302561A1 | 2015-10-22 | |||
| US20140132705A1 | 2014-05-15 |
Attorney, Agent or Firm:
NOKIA TECHNOLOGIES OY et al. (FI)
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