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US 11,539,983 B2Granted
Virtual reality video transmission method, client device and server
AssigneeZte Corporation
InventorCheng Huang
Life of this patent
Estimating the term…
Abstract
Disclosed are a video transmission method, a client, and a server. The method includes: a recommended viewport for playing a virtual reality (VR) video is determined; and at least one video file corresponding to the recommended viewport is requested from a server.
Claims17
A virtual reality (VR) video transmission method, comprising:
- determining a recommended viewport for playing the VR video;
- and
- requesting, from a server, at least one video file corresponding to the recommended viewport;
- wherein determining the recommended viewport for playing the VR video comprises:
- acquiring recommended viewport information carried by a viewport descriptor in the media presentation description (MPD), and determining the recommended viewport for playing the VR video according to the recommended viewport information;
- wherein the recommended viewport information comprises at least one of:
- information about a sphere region of the recommended viewport, type information of the recommended viewport, description information of the recommended viewport, or playing time information of the recommended viewport;
- wherein a sphere region of the recommended viewport in the VR video is different from a sphere region of a current video playing viewport.
5 more elements
A virtual reality (VR) video transmission method, comprising:
- receiving the VR video acquisition request sent by a client, wherein the VR video acquisition request carries recommended viewport information;
- and
- returning at least one video file corresponding to the recommended viewport information;
- wherein the recommended viewport for playing the VR video is carried by a viewport descriptor in the media presentation description (MPD), and used for determining the recommended viewport for playing the VR video;
- and the recommended viewport information comprises at least one of:
- information about a sphere region of the recommended viewport, type information of the recommended viewport, description information of the recommended viewport, or playing time information of the recommended viewport;
- wherein a sphere region of the recommended viewport in the VR video is different from a sphere region of a current video playing viewport.
4 more elements
A client device, comprising:
- a processor and a memory;
- wherein the processor is configured to execute a program stored in the memory to implement the following:
- determining a recommended viewport for playing a virtual reality (VR) video;
- and
- requesting at least one video file corresponding to the recommended viewport from a server;
- wherein determining the recommended viewport for playing the VR video comprises:
- acquiring recommended viewport information carried by a viewport descriptor in the media presentation description (MPD), and determining the recommended viewport for playing the VR video according to the recommended viewport information;
- wherein the recommended viewport information comprises at least one of:
- information about a sphere region of the recommended viewport, type information of the recommended viewport, description information of the recommended viewport, or playing time information of the recommended viewport;
- wherein a sphere region of the recommended viewport in the VR video is different from a sphere region of a current video playing viewport.
7 more elements
A server, comprising:
- a processor and a memory;
- wherein the processor is configured to execute a program stored in the memory to implement the following:
- receiving a virtual reality (VR) video acquisition request sent by a client, wherein the VR video acquisition request carries recommended viewport information;
- and
- returning at least one video file corresponding to the recommended viewport information;
- wherein the recommended viewport for playing the VR video is carried by a viewport descriptor in the media presentation description (MPD), and used for determining the recommended viewport for playing the VR video;
- and
- the recommended viewport information comprises at least one of:
- information about a sphere region of the recommended viewport, type information of the recommended viewport, description information of the recommended viewport, or playing time information of the recommended viewport;
- wherein a sphere region of the recommended viewport in the VR video is different from a sphere region of a current video playing viewport.
7 more elements
Dependencies are inferred from the claim text.