Invention Grant
- Patent Title: Methods and apparatus for maximizing codec bandwidth in video applications
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Application No.: US16572383Application Date: 2019-09-16
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Publication No.: US11228781B2Publication Date: 2022-01-18
- Inventor: David A. Newman , Cesar Douady , Alexis Lefebvre , Daryl Stimm , Michael Kraak
- Applicant: GoPro, Inc.
- Applicant Address: US CA San Mateo
- Assignee: GoPro, Inc.
- Current Assignee: GoPro, Inc.
- Current Assignee Address: US CA San Mateo
- Agency: Wang Hardoon, P.C.
- Main IPC: H04N19/40
- IPC: H04N19/40 ; H04N19/52 ; H04N19/182 ; H04N19/196 ; G06T3/00

Abstract:
Methods and apparatus for processing of video content to optimize codec bandwidth. In one embodiment, the method includes capturing panoramic imaging content (e.g., a 360° panorama), mapping the panoramic imaging content into an equi-angular cubemap (EAC) format, and splitting the EAC format into segments for transmission to maximize codec bandwidth. In one exemplary embodiment, the EAC segments are transmitted at a different frame rate than the subsequent display rate of the panoramic imaging content. For example, the mapping and frame rate may be chosen to enable the rendering of 8K, 360-degree content at 24 fps, using commodity encoder hardware and software that nominally supports 4K content at 60 fps.
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