CN109982096A - 360 ° of VR content broadcast control systems of one kind and method - Google Patents
360 ° of VR content broadcast control systems of one kind and method Download PDFInfo
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- CN109982096A CN109982096A CN201711445072.7A CN201711445072A CN109982096A CN 109982096 A CN109982096 A CN 109982096A CN 201711445072 A CN201711445072 A CN 201711445072A CN 109982096 A CN109982096 A CN 109982096A
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000009877 rendering Methods 0.000 claims abstract description 45
- 230000004927 fusion Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 239000000725 suspension Substances 0.000 claims description 5
- 230000000007 visual effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 6
- 239000011521 glass Substances 0.000 description 4
- 230000002452 interceptive effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 238000005094 computer simulation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/204—Image signal generators using stereoscopic image cameras
- H04N13/243—Image signal generators using stereoscopic image cameras using three or more 2D image sensors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/275—Image signal generators from 3D object models, e.g. computer-generated stereoscopic image signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/21—Server components or server architectures
- H04N21/218—Source of audio or video content, e.g. local disk arrays
- H04N21/21805—Source of audio or video content, e.g. local disk arrays enabling multiple viewpoints, e.g. using a plurality of cameras
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/44012—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving rendering scenes according to scene graphs, e.g. MPEG-4 scene graphs
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
- H04N21/47202—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for requesting content on demand, e.g. video on demand
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Human Computer Interaction (AREA)
- Processing Or Creating Images (AREA)
Abstract
The invention discloses a kind of 360 ° of VR content broadcast control systems comprising acquisition module, control processing module and broadcast module, in which: acquisition module is connected with the control processing module, for acquiring a variety of panoramic information data, is decoded analysis processing；Processing module is controlled, is connected with the acquisition module and the broadcast module, for carrying out three-dimensional modeling and being overlapped, merge and render to data information；Module is broadcasted, the normal viewing angle content that video camera is selected for that will broadcast window carries out content rendering；The control processing module can switch different data sources in real time is applied to identical Virtual Space broadcasting, and is pulled by mouse or touch screen to adjust the parameter of virtual camera.In addition, the invention also discloses the broadcast control methods of above-mentioned broadcast control system, comprising: signal acquires in real time, the rendering of panorama content, adjustment control virtual camera, rendering content play preview and plays the content after rendering.
Description
Technical field
The present invention relates to broadcasting television technology fields, and in particular to 360 ° of VR content broadcast control systems of one kind and method.
Background technique
With the rapid development of computer technology, multimedia type is more and more abundant, and artistic shows form, expression effect
Also more and more, 360 ° of panoramic techniques and Virtual Reality technology are come into being.The live streaming of network panorama, panoramic video, panorama are empty
The new art such as quasi- experience show so that traditional Broadcast and TV system broadcast way is impacted.The development of 360 ° of panorama VR videos,
Completely new visual experience is brought.
360 ° of panoramas are to go out a three dimensional spatial scene can interacting, illusory by technology or equipment simulating.It is virtual existing
Real (VR), is a kind of computer simulation system that can be created with the experiencing virtual world, it generates a kind of simulation using computer
Environment.
Currently, 360 ° of traditional VR panorama contents, the whether live streaming of network panorama or panoramic pictures, panoramic video, complete
Scape channel etc., user is only capable of using the helmet, VR glasses or on computers face is matched using relevant player mouse drag mode
Conjunction interacts browsing.But in field of broadcast televisions, safe broadcast is only the emphasis of radio and television users concern.
It is current radio and television users face how towards the position preview of radio and television users multimachine, handoff-security broadcast normal viewing angle content
The problem faced.
Summary of the invention
For technical problem mentioned above, the invention proposes a kind of 360 ° of VR content broadcast control systems, which is supported
360 ° of VR information data acquisitions of multichannel, and can switch in real time and support preview and broadcast window to show broadcasting signal simultaneously to be choosing
The normal viewing angle content of video camera is determined, so that televiewer gets rid of the equipment such as helmet glasses and can be very good to solve radio and television users face
The problem faced.
360 ° of VR content broadcast control systems of one kind of the invention include acquisition module, control processing module and broadcast module,
In:
Acquisition module is connected with the control processing module, for acquiring a variety of panoramic information data, is decoded point
Analysis processing, and the data of processing are sent to the control processing module；
Processing module is controlled, is connected with the acquisition module and the broadcast module, for receiving the acquisition module
Data, three-dimensional modeling and the panoramic view data information after material, animation and rendering is overlapped, merged and rendered, and
The data of processing are sent to the broadcast module；
Module is broadcasted, for window being broadcasted and selecting video camera based on from the received data of the control processing module
Normal viewing angle content carries out content rendering, and broadcast content is passed to output equipment；
The control processing module can switch different data sources in real time is applied to identical Virtual Space broadcasting, and
The angle of virtual camera, focal length can be adjusted by mouse or touch screen pulling mode, so as to realize user same
Multi-angle, multimachine position preview panoramic information in 360 ° of VR scenes.
Selectively, the acquisition module includes: capture card, is used for board real time signal aquisition；Decoding unit is flowed, is used for
Stream media information acquisition；Document analysis unit, for being parsed to picture file, video file.
Selectively, the control processing module includes switch unit and rendering unit, in which:
Application switching for being played different data sources by the switch unit to identical Virtual Space in real time；
The rendering unit is used for three-dimensional modeling, creates a virtual three dimensional space scene, and can be according to demand in institute
Addition material, animation in three-dimensional virtual scene is stated, and fusion can be overlapped with the panoramic view data information rendered, is carried out again
Primary rendering.
The control processing module can generate preview and broadcast two windows, to carry out the independent control of panoramic information
And broadcasting.
In addition, being based on above-mentioned 360 ° of VR content broadcast control system, the invention also provides 360 ° of VR content broadcast control methods, the party
Method includes:
Signal acquires in real time, is acquired in real time to multiple cameras sdi signal, creates each signal and acquires frequency accordingly
Road generates suspension channel key, setting preview channel and broadcast channel；
The rendering of panorama content, three-dimensional modeling create three dimensional spatial scene, carry out in panorama to selected preview channel signal
Hold rendering；
Adjustment control virtual camera, controls the adjustment of the virtual camera in the three dimensional spatial scene；
Rendering content plays preview, creates the preview window, plays out preview to rendering content；
Window is broadcasted in content after playing rendering, creation, and creation display thread plays out selected broadcast picture.
Selectively, it in creation the preview window step, is carried out entirely by switching different camera signals in real time
Scape information preview.
In another selectable embodiment, in adjustment control virtual camera step, by mouse to three
The angle and focus of virtual camera in dimension space scene are adjusted control, and carry out to real camera signal polygonal
Comprehensive preview is spent, the broadcast module is pushed to after selecting suitable safe broadcast picture, carries out normal viewing angle content
It broadcasts.
In addition, may further include and add in the three dimensional spatial scene of generation in the panorama content rendering step
Add virtual article or animation entry, and pass through the superposition processing of rendering engine and camera pan information, generate reality scene and
The broadcast content that virtual scene combines.
The present invention is based onRendering engine can be realized the acquisitions of a variety of panoramic information data sources, switching, in real time
Adjust preview and broadcast, the fusion of the virtual article that can be realized, virtual scene and panoramic information data, additionally it is possible to realization it is complete
The broadcast singal of scape information data source exports.In addition, the present invention can also realize panorama letter by mouse, touch interactive mode
Number, the live preview of video, image, Broadcast Control experience, and virtual article, virtual scene and panoramic information data can be carried out
Fusion is broadcasted, and realizes that normal viewing angle content signal is broadcasted in the position preview of user's multimachine, handoff-security.
The present invention has the characteristics that as follows: supporting the acquisition of a variety of panoramic information data sources and plays preview (optional packet
The acquisition of rubbing board card, Streaming Media acquisition, picture file, video file)；Hold the high data resolution data source such as HD, 4K, 8K；To institute
It is single that collected panoramic information data carry out automatic row；It is based onRendering engine generates panorama ambient Property；It can cut
Change the broadcast preview of multiple seat in the plane real time panoramic data；It is capable of visual angle adjustment, the Focussing of real-time perfoming virtual camera；Energy
Enough expansion three-dimensional panorama information datas carry out two-dimensional surface displaying；It is based onRendering engine can add editor's virtual object
Part, scene combine broadcast with panoramic information；It is based onThe output of rendering engine support plate card signal, exempts the helmet, VR
The external equipments such as glasses；Using mouse or contact action, mode is simple, the operation equipment realization such as release body-sensing panoramic video,
The Broadcast Control experience of image, sound.
Through the above technical solutions, the present invention can support 360 ° of VR information data acquisitions of multichannel, and can cut in real time
It changes and supports preview and broadcast window to show broadcasting signal simultaneously to be the normal viewing angle content for selecting video camera, so that televiewer puts
The equipment such as de- helmet glasses can be very good to solve the problems, such as that radio and television users face.
Detailed description of the invention
Fig. 1 is the structural schematic diagram according to 360 ° of VR content broadcast control systems of one kind of the embodiment of the present invention；
Fig. 2 is the broadcast control method processing stream according to 360 ° of VR content broadcast control systems of one kind of the embodiment of the present invention in Fig. 1
Journey schematic diagram；
Fig. 3 is the implementation according to the broadcast control method of 360 ° of VR content broadcast control systems of one kind of the embodiment of the present invention in Fig. 2
Schematic diagram.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention make into
It is described in detail to one step, the embodiments described below are only the embodiment of the present invention, are only used for clearly to this hair
It is bright to be explained and illustrated, it can not limited the scope of protection of the present invention with this.
In following specific embodiment, more panoramic cameras carry out multi-angled shooting in reality scene, pass through acquisition
Board acquires multiple cameras sdi signal in real time, creates each signal and acquires channel accordingly, generates suspension channel and presses
Key is arranged preview channel by software and broadcasts channel.
Fig. 1 is the structural schematic diagram according to 360 ° of VR content broadcast control systems of one kind of the embodiment of the present invention
With reference to Fig. 1,360 ° of VR content broadcast control systems of one kind of the invention include acquisition module M1, control processing module M2 and
Broadcast module M3, in which:
Acquisition module M1 is connected with the control processing module M2, for acquiring a variety of panoramic information data, is solved
Code analysis processing, and the data of processing are sent to the control processing module M2；
Processing module M2 is controlled, is connected with the acquisition module M1 and the broadcast module M3, for receiving described adopt
Collect module M1 data, carry out three-dimensional modeling and the panoramic view data information after material, animation and rendering is overlapped, merge and
Rendering, and the data of processing are sent to the broadcast module M3；
Module M3 is broadcasted, for the selected camera shooting of window will to be broadcasted based on from the received data of the control processing module M2
The normal viewing angle content of machine carries out content rendering, and broadcast content is passed to output equipment；
The control processing module M2 can switch different data sources in real time is applied to identical Virtual Space broadcasting,
And the angle of virtual camera, focal length can be adjusted by mouse or touch screen pulling mode, so as to realize user same
Multi-angle, multimachine position preview panoramic information in one 360 ° of VR scenes.
In an alternate embodiment of the invention, the acquisition module M1 includes: capture card, is used for board real time signal aquisition；Stream solution
Code unit, acquires for stream media information；Document analysis unit, for being parsed to picture file, video file.
In optional another embodiment, the control processing module M2 includes switch unit and rendering unit, in which:
Application switching for being played different data sources by the switch unit to identical Virtual Space in real time；
The rendering unit is used for three-dimensional modeling, creates a virtual three dimensional space scene, and can be according to demand in institute
Addition material, animation in three-dimensional virtual scene is stated, and fusion can be overlapped with the panoramic view data information rendered, is carried out again
Primary rendering.
Alternatively, control processing module M2 can generate preview and broadcast two windows, to carry out panoramic information
Individually control and broadcasting.
Referring to figs. 2 and 3, wherein Fig. 2 is 360 ° of VR content Broadcast Control systems of one kind according to the embodiment of the present invention in Fig. 1
The broadcast control method processing flow schematic diagram of system；Fig. 3 is 360 ° of VR content Broadcast Control systems of one kind according to the embodiment of the present invention in Fig. 2
The implementation diagram of the broadcast control method of system.
As shown in Figures 2 and 3, more panoramic cameras carry out multi-angle bat in reality scene in the present embodiment
It takes the photograph, multiple cameras sdi signal is acquired in real time by analog input card, each signal is created and acquires channel accordingly, it is raw
At suspension channel key, preview channel can be set by software and broadcast channel.
Based on above-mentioned 360 ° of VR content broadcast control system, the invention also provides 360 ° of VR content broadcast control methods, this method packets
It includes:
S101, signal acquire in real time, are acquired in real time to multiple cameras sdi signal, and it is corresponding to create each signal
Channel is acquired, suspension channel key, setting preview channel and broadcast channel are generated；
S102, the rendering of panorama content, three-dimensional modeling create three dimensional spatial scene, carry out to selected preview channel signal
The rendering of panorama content；
S103, adjustment control virtual camera, controls the adjustment of the virtual camera in the three dimensional spatial scene；
S104, rendering content play preview, create the preview window, play out preview to rendering content；
Window is broadcasted in S105, the content after playing rendering, creation, and creation display thread carries out selected broadcast picture
It plays.
In embodiment selectively, in creation the preview window step, by switching different camera shootings in real time
Machine signal carries out panoramic information preview.
In another selectable embodiment, in adjustment control virtual camera step, by mouse to three
The angle and focus of virtual camera in dimension space scene are adjusted control, and carry out to real camera signal polygonal
Comprehensive preview is spent, the broadcast module is pushed to after selecting suitable safe broadcast picture, carries out normal viewing angle content
It broadcasts.
Selectively, in the panorama content rendering step, the three dimensional spatial scene that may further include generation is worked as
Middle addition virtual article or animation entry, and pass through the superposition processing of rendering engine and camera pan information, generate real field
The broadcast content that scape is combined with virtual scene.
The present invention is based onRendering engine can be realized the acquisitions of a variety of panoramic information data sources, switching, in real time
Adjust preview and broadcast, the fusion of the virtual article that can be realized, virtual scene and panoramic information data, additionally it is possible to realization it is complete
The broadcast singal of scape information data source exports.
In addition, invention can by mouse, touch interactive mode realize panorama signal, video, image live preview, broadcast
Control experience, and virtual article, virtual scene can be carried out to merge broadcast with panoramic information data, realize that user's multimachine position is pre-
It lookes at, handoff-security broadcasts normal viewing angle content signal.Broadcast control system provided by the invention and method solve radio and television users multimachine
The problem of normal viewing angle content is broadcasted in position preview, handoff-security.
A specific embodiment of the invention is described in detail above, but those skilled in the art are according to this
The creative concept of invention can carry out various changes and modifications to the present invention, but the various changes and modifications done do not depart from
The spirit and scope of the present invention, within the scope of coming under the claims in the present invention.
Claims (8)
1. a kind of 360 ° of VR content broadcast control systems, which includes acquisition module, control processing module and broadcast module, in which:
Acquisition module is connected with the control processing module, for acquiring a variety of panoramic information data, is decoded at analysis
Reason, and the data of processing are sent to the control processing module；
Processing module is controlled, is connected with the acquisition module and the broadcast module, for receiving the number of the acquisition module
According to three-dimensional modeling and the panoramic view data information after material, animation and rendering is overlapped, merges and is rendered, and will place
The data of reason are sent to the broadcast module；
Module is broadcasted, for window being broadcasted and selecting the normal of video camera based on from the received data of the control processing module
Visual angle content carries out content rendering, and broadcast content is passed to output equipment；
It is characterized in that,
The control processing module can switch different data sources in real time to be applied to identical Virtual Space and plays, and can be with
The angle of virtual camera, focal length are adjusted by mouse or touch screen pulling mode, so as to realize user at same 360 °
Multi-angle, multimachine position preview panoramic information in VR scene.
2. system according to claim 1, which is characterized in that the acquisition module includes:
Capture card is used for board real time signal aquisition；
Decoding unit is flowed, is acquired for stream media information；
Document analysis unit, for being parsed to picture file, video file.
3. system according to claim 1, which is characterized in that the control processing module includes that switch unit and rendering are single
Member, in which:
Application switching for being played different data sources by the switch unit to identical Virtual Space in real time；
The rendering unit is used for three-dimensional modeling, creates a virtual three dimensional space scene, and can be according to demand described three
It ties up and adds material, animation in virtual scene, and fusion can be overlapped with the panoramic view data information rendered, carry out again
Rendering.
4. system according to claim 1, which is characterized in that the control processing module can generate preview and broadcast two
A window, to carry out the independent control and broadcasting of panoramic information.
5. a kind of broadcast control method of 360 ° of VR content broadcast control system described in claim 1, which is characterized in that the method packet
It includes:
Signal acquires in real time, is acquired in real time to multiple cameras sdi signal, creates each signal and acquires channel accordingly,
Generate suspension channel key, setting preview channel and broadcast channel；
The rendering of panorama content, three-dimensional modeling create three dimensional spatial scene, carry out panorama content wash with watercolours to selected preview channel signal
Dye；
Adjustment control virtual camera, controls the adjustment of the virtual camera in the three dimensional spatial scene；
Rendering content plays preview, creates the preview window, plays out preview to rendering content；
Window is broadcasted in content after playing rendering, creation, and creation display thread plays out selected broadcast picture.
6. according to the method described in claim 5, it is characterized in that, in creation the preview window step, by cutting in real time
It changes different camera signals and carries out panoramic information preview.
7. according to the method described in claim 5, it is characterized in that, passing through in adjustment control virtual camera step
Mouse is adjusted control to the angle and focus of the virtual camera in three dimensional spatial scene, and to real camera signal
The preview for carrying out Multi-angle omnibearing, is pushed to the broadcast module after selecting suitable safe broadcast picture, is normally regarded
The broadcast of angle content.
8. according to the method described in claim 5, it is characterized in that, further comprising in the panorama content rendering step
Virtual article or animation entry are added in the three dimensional spatial scene of generation, and pass through rendering engine and camera pan information
Superposition processing, generate the broadcast content that combines with virtual scene of reality scene.
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| CN201711445072.7A CN109982096A (en) | 2017-12-27 | 2017-12-27 | 360 ° of VR content broadcast control systems of one kind and method |
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| CN113377310A (en) * | 2021-06-04 | 2021-09-10 | 西安诺瓦星云科技股份有限公司 | Input source display method, device and system and computer readable storage medium |
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