CN111405268A - Circumferential scanning three-dimensional panoramic video acquisition system and acquisition method for VR live broadcast - Google Patents

Circumferential scanning three-dimensional panoramic video acquisition system and acquisition method for VR live broadcast Download PDF

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Publication number
CN111405268A
CN111405268A CN202010326038.3A CN202010326038A CN111405268A CN 111405268 A CN111405268 A CN 111405268A CN 202010326038 A CN202010326038 A CN 202010326038A CN 111405268 A CN111405268 A CN 111405268A
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CN
China
Prior art keywords
slip ring
photoelectric
detection
assembly
acquisition
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Pending
Application number
CN202010326038.3A
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Chinese (zh)
Inventor
黄营磊
陈小天
尹江明
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Hunan Aoying Chuangshi Information Technology Co ltd
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Hunan Aoying Chuangshi Information Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by Hunan Aoying Chuangshi Information Technology Co ltd filed Critical Hunan Aoying Chuangshi Information Technology Co ltd
Priority to CN202010326038.3A priority Critical patent/CN111405268A/en
Priority to CN202021198706.0U priority patent/CN212343952U/en
Priority to CN202010592430.2A priority patent/CN111836032A/en
Priority to CN202021199815.4U priority patent/CN212343953U/en
Priority to CN202010591361.3A priority patent/CN111818320A/en
Publication of CN111405268A publication Critical patent/CN111405268A/en
Pending legal-status Critical Current

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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
    • H04N13/239—Image signal generators using stereoscopic image cameras using two 2D image sensors having a relative position equal to or related to the interocular distance
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B37/00—Panoramic or wide-screen photography; Photographing extended surfaces, e.g. for surveying; Photographing internal surfaces, e.g. of pipe
    • G03B37/02—Panoramic or wide-screen photography; Photographing extended surfaces, e.g. for surveying; Photographing internal surfaces, e.g. of pipe with scanning movement of lens or cameras
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/10—Processing, recording or transmission of stereoscopic or multi-view image signals
    • H04N13/194—Transmission of image signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/22—Adaptations for optical transmission

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Studio Devices (AREA)

Abstract

The invention relates to the technical field of VR acquisition control, and discloses a circumferential scanning three-dimensional panoramic video acquisition system and a circumferential scanning three-dimensional panoramic video acquisition method for VR live broadcast, so as to simplify front-end detection and data acquisition processes. The video acquisition system comprises a rotary detection assembly, a power rotating assembly connected with the rotary detection assembly and a data processing output assembly connected with the power rotating assembly; the rotary detection assembly comprises a detection device consisting of a lens and a linear camera and a photoelectric acquisition board connected with the detection device, and the power rotary assembly comprises a high-speed motor and a slip ring transmission rod arranged in the hollow part of the motor; the data processing output assembly comprises a photoelectric slip ring and a data processing and transmission circuit board connected with the stator end of the photoelectric slip ring, and the rotor end of the photoelectric slip ring is connected with the photoelectric acquisition board and the slip ring transmission rod respectively.

Description

Circumferential scanning three-dimensional panoramic video acquisition system and acquisition method for VR live broadcast
Technical Field
The invention relates to the technical field of VR acquisition control, in particular to a circumferential scanning three-dimensional panoramic video acquisition system and method for VR live broadcast.
Background
With the development of artificial intelligence and 5G technology, VR technology has been greatly developed and widely used in recent years. However, the current VR technology has a large gap from live 5G real 3D panoramic VR live broadcasting. At present, VR technologies at home and abroad widely adopt a multi-camera system, the scheme of the system is utilized to make VR videos and calculate optical flows to perform seamless splicing and three-dimensional rendering, and real-time synthesis and live broadcast cannot be achieved at present due to huge calculation amount of the optical flows and large estimation calculation amount of depth, and most of the VR technologies adopt post-synthesis to make video contents. For example, the Jump VR camera of Google requires 75 seconds of processing time per frame to add a new piece of stereo VR content. Therefore, at present, VR live broadcasting is limited to non-stereoscopic two-dimensional panoramic content and lacks three-dimensional information. Most of videos formed by non-live broadcast 3D/VR on the market at present need to be strictly calibrated on site in advance, and in addition, the formed videos can be broken for nearby, transparent and highly reflective objects in a scene, so that the experience effect is greatly influenced.
Because the front-end detection equipment cannot directly and quickly adopt sufficient three-dimensional information or the acquired three-dimensional information is excessively redundant, the lacking or redundant three-dimensional information needs to be continuously calculated, processed and perfected at the later stage, and the output time delay of the image is very long.
Therefore, how to directly and quickly acquire enough three-dimensional information and quickly complete the transmission of the three-dimensional information in real time becomes an urgent problem to be solved.
Disclosure of Invention
The invention aims to provide a VR live broadcast-oriented circumferentially-swept stereoscopic panoramic video acquisition system and an VR live broadcast-oriented circumferentially-swept stereoscopic panoramic video acquisition method, so as to solve the problems in the prior art.
In order to achieve the above object, the present invention provides a peripheral scanning stereoscopic panoramic video acquisition system facing VR live broadcast, including:
the device comprises a rotation detection assembly, a power rotation assembly connected with the rotation detection assembly and a data processing output assembly connected with the power rotation assembly;
the rotary detection assembly comprises a detection device consisting of a lens and a linear camera, and a photoelectric acquisition board connected with the detection device;
the power rotating assembly comprises a high-speed motor and a slip ring transmission rod arranged in the hollow part of the motor;
the data processing output assembly comprises a photoelectric slip ring and a data processing and transmission circuit board connected with the stator end of the photoelectric slip ring, and the rotor end of the photoelectric slip ring is connected with the photoelectric acquisition board and the slip ring transmission rod respectively.
Preferably, the detection devices comprise two sets, the two sets of detection devices being mounted in parallel.
Preferably, the detecting devices include two groups, the two groups of detecting devices are installed according to a set angle, and the calculation formula of the set angle is as follows:
tan(a)＝4bd/(4d2-b2)；
in the formula, a represents the included angle of the two groups of detection devices, b represents the distance between the imaging centers of the two groups of detection devices, and d represents the distance between the target and the imaging center of the imaging device.
Preferably, the rotation detection assembly further comprises an optical bench for mounting the detection device and the photoelectric acquisition board, and a weight block mounted on the optical bench, wherein the weight block is used for balancing the center offset caused by the detection device.
Preferably, the rotation detection assembly further comprises a window arranged in front of the lens and a top cover arranged on the top of each device in the rotation detection assembly.
Preferably, the detection device, the photoelectric acquisition board and the optical bench constitute a movement component, and the rotation detection assembly further comprises a load support for supporting the movement component.
Preferably, the power rotating assembly further comprises a motor mounting plate for mounting the high-speed motor, a motor supporting cylinder arranged on the motor mounting plate and provided with a certain cavity, and a motor end cover arranged on the motor supporting cylinder.
Preferably, the data processing output assembly further comprises a supporting bottom for mounting the optoelectronic slip ring and the data processing and transmission circuit board, and an optical fiber transmission joint arranged on the side surface of the supporting bottom.
As a general inventive concept, the present invention further provides an acquisition method applied to the VR live broadcast-oriented circumferentially swept stereoscopic panoramic video acquisition system, including the following steps:
the high-speed motor is controlled to drive the detection device to rotate at a high speed so as to acquire a video signal of a region to be detected, and meanwhile, the high-speed motor drives the photoelectric slip ring to rotate through the slip ring transmission rod;
and controlling the photoelectric acquisition board to acquire the video signal, converting the video signal into an electric signal, converting the electric signal into an optical signal, and transmitting the optical signal to the data processing and transmission circuit board through the photoelectric slip ring.
Preferably, the detection devices include two groups, which are respectively a first group of detection devices and a second group of detection devices, the video signal includes two paths, which are respectively a first path of video signal collected by the first group of detection devices and a second path of video signal collected by the second group of detection devices, and the first path of video signal and the second path of video signal share the same clock in the photoelectric collection board to realize synchronous collection.
The invention has the following beneficial effects:
the invention provides a VR live broadcast-oriented circumferential scanning three-dimensional panoramic video acquisition system and an acquisition method, wherein the video acquisition system comprises a rotary detection component, a power rotary component connected with the rotary detection component and a data processing output component connected with the power rotary component; the rotary detection assembly comprises a detection device consisting of a lens and a linear camera and a photoelectric acquisition board connected with the detection device; the power rotating assembly comprises a high-speed motor and a slip ring transmission rod arranged in the hollow part of the motor; the data processing output assembly comprises a photoelectric slip ring and a data processing and transmission circuit board connected with the lower end part of the photoelectric slip ring, and the upper end part of the photoelectric slip ring is respectively connected with the photoelectric acquisition board and the slip ring transmission rod. The high-speed motor drives the detection device to rotate at high speed to realize circumferential scanning so as to collect video signals of an area to be detected, meanwhile, the high-speed motor drives the photoelectric slip ring to rotate through the slip ring transmission rod, transmission is carried out through the photoelectric slip ring, the transmission speed can be improved, the structural design integration degree of the acquisition system is high, the design is compact, and meanwhile, the front-end detection and data acquisition flow is simplified.
The present invention will be described in further detail below with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic perspective view of a panoramic video capture system for panoramic scanning according to a preferred embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a panoramic video capture system for panoramic scanning stereo video according to a preferred embodiment of the present invention;
fig. 3 is a schematic side view of a panoramic video capture system according to a preferred embodiment of the present invention. The reference numbers are as follows:
1. a rotation detection assembly; 1.1, a lens; 1.2, a line camera; 1.3, a photoelectric acquisition board; 1.4, an optical bench; 1.5, a balancing weight; 1.6, a window; 1.7, a top cover; 1.8, supporting a load; 2. a power rotating assembly; 2.1, a high-speed motor; 2.2, a slip ring transmission rod; 2.3, mounting a motor plate; 2.4, a motor supporting cylinder; 2.5, motor end covers; 3. a data processing output component; 3.1, photoelectric slip ring; 3.2, a data processing and transmission circuit board; 3.3, supporting the bottom; 3.4, an optical fiber transmission joint; 3.5, a motor coding cable joint; 3.6, motor power cable joint.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
Example 1
As shown in fig. 1 to fig. 3, this embodiment provides a peripheral scanning stereoscopic panoramic video capture system facing VR live broadcast, including:
the device comprises a rotation detection assembly 1, a power rotation assembly 2 connected with the rotation detection component and a data processing output assembly 3 connected with the power rotation assembly 2;
the rotary detection assembly 1 comprises a detection device consisting of a lens 1.1 and a linear camera 1.2, and a photoelectric acquisition board 1.3 connected with the detection device;
the power rotating assembly 2 comprises a high-speed motor 2.1 and a slip ring transmission rod 2.2 arranged in the hollow part of the motor;
the data processing and output assembly 3 comprises a photoelectric slip ring 3.1 and a data processing and transmission circuit board 3.2 connected with the stator end of the photoelectric slip ring 3.1, and the rotor end of the photoelectric slip ring 3.1 is respectively connected with the photoelectric acquisition board 1.3 and the slip ring transmission rod 2.2.
It should be noted that the data bandwidth of the traditional imaging can be satisfied by the network cable bandwidth, so the network slip ring is generally used, but the service life of the network slip ring is affected by the plating material, the assembly process and the use environment, the rotating speed can only reach 200 to 300 revolutions per minute, and the network slip ring needs to be replaced about 3 months generally. In the embodiment, the photoelectric slip ring 3.1 is adopted for signal transmission, all signal data are optical signals, an optical fiber link is arranged, the bandwidth is higher, the non-contact connection is realized, the speed can reach thousands of revolutions per minute, the stable transmission of a high-flux three-dimensional panoramic scanning video is ensured, and the service life of the slip ring is also ensured.
As a preferred embodiment of this embodiment, for a higher-throughput stereoscopic panoramic video exceeding the optical fiber transmission bandwidth, real-time encoding and decoding are performed through the acquisition board, specifically, when it is detected that the bandwidth of the video is greater than the transmission bandwidth, RGB signals are encoded into BAYER data, the BAYER data are packed into optical fiber for fast transmission, and the RGB data are transmitted to the data processing and transmission circuit board through the optical module, then RGB decoding is performed, and output to the subsequent module. Therefore, the flux of video data is greatly reduced, and the video data can be converted into optical fiber signals which are stably uploaded to a cloud terminal through a rear wired or wireless (4G, 5G) network to perform post-processing and live broadcasting service.
As a preferred embodiment of this embodiment, the detecting devices include two sets, and the two sets of detecting devices are installed in parallel. When the two groups of detection devices are installed in parallel, the imaging centers and the rotating centers of the two groups of detection devices can not be on the same straight line, so that the load distance can be shortened, and the radial size of the load is reduced.
As an alternative embodiment, in another possible embodiment, the two sets of detection means are mounted according to a set angle, the calculation formula of which is as follows:
tan(a)＝4bd/(4d2-b2)；
in the formula, a represents the included angle of the two groups of detection devices, b represents the distance between the imaging centers of the two groups of detection devices, and d represents the distance between the target and the imaging center of the imaging device.
Through setting for two sets of detecting device's angle, can present manifold outward appearance, improve user experience.
In this embodiment, the photoelectric collecting board 1.3 is provided with two video input ports respectively connected to the two sets of detecting devices, and video signals entering the photoelectric collecting board 1.3 share the same clock of the photoelectric collecting board 1.3, so as to achieve the purpose of synchronous collection.
As a preferred embodiment of the present embodiment, the rotation detection assembly 1 further includes an optical bench 1.4 for mounting the detection device and the photoelectric collecting plate 1.3, and a weight block 1.5 mounted on the optical bench 1.4, wherein the weight block 1.5 is used for balancing the center offset caused by the detection device.
Preferably, the rotation detection assembly 1 further comprises a window 1.6 arranged in front of the lens 1.1, and a top cover 1.7 arranged on top of each device in the rotation detection assembly 1. By arranging the window 1.6, the lens 1.1 can be protected from physical damage in daily life, and the service life of the device is prolonged. The arrangement of the top cover 1.7 facilitates later maintenance of the system.
Preferably, the detection device, the photoelectric acquisition board 1.3 and the optical bench 1.4 constitute a movement component, and the rotation detection assembly 1 further comprises a load support 1.8 for supporting the movement component. The load support 1.8 is used for connecting a load including the engine assembly and a motor flange, and transmitting the rotary power of the motor to the load.
As a preferred embodiment of the present embodiment, the power rotating assembly 2 further includes a motor mounting plate 2.3 for mounting the high-speed motor 2.1, a motor supporting cylinder 2.4 having a certain cavity and disposed on the motor mounting plate 2.3, and a motor end cover 2.5 disposed on the motor supporting cylinder 2.4. In this embodiment, the high-speed motor 2.1 is arranged in the motor support cylinder 2.4, so that the high-speed motor 2.1 can be protected. Through setting up motor end cover 2.5, the influence that the dust that produces when can avoiding daily depositing caused high-speed motor 2.1 prolongs high-speed motor 2.1's life.
As a preferred embodiment of the present embodiment, the data processing output component 3 further includes a supporting bottom 3.3 for mounting the optoelectronic slip ring 3.1 and the data processing and transmitting circuit board, a bottom end cover disposed on the supporting bottom 3.3, a motor coding cable connector 3.5 disposed on the side of the supporting bottom 3.3, a motor power cable connector 3.6, and an optical fiber transmission connector 3.4, the data processing output component 3 is connected with an external device through the three connectors to realize signal transmission, specifically, the coding line is connected with the coding cable connector, the power line is connected with the power cable connector, and the optical fiber is connected with the optical fiber transmission connector 3.4.
In the embodiment, the optical fiber transmission connector 3.4 is connected with external terminal equipment, and the acquired information is sent to the external terminal equipment; the power rotating component 2 is supported by the supporting bottom 3.3, so that the power rotating component 2 can be flexibly unfolded to work without resistance, and the supporting bottom 3.3 is arranged below the photoelectric slip ring 3.1 and the data processing and transmission circuit board, so that the photoelectric slip ring 3.1 and the data processing and transmission circuit board can be protected from being physically damaged by the outside.
As a convertible implementation manner, in another possible embodiment, the acquisition system further includes a 5G module, and the data processing output component 3 is further configured to compress the obtained panoramic video information and send the compressed panoramic video information to the 5G module in real time through a 5G network so as to transmit the information more quickly in the following.
Example 2
As a general inventive concept, the present invention further provides an acquisition method applied to the VR live broadcast-oriented circumferentially swept stereoscopic panoramic video acquisition system, including the following steps:
controlling the high-speed motor 2.1 to drive the detection device to rotate at a high speed so as to acquire a video signal of a region to be detected, and simultaneously driving the photoelectric slip ring 3.1 to rotate by the high-speed motor 2.1 through a slip ring transmission rod 2.2;
and controlling the photoelectric acquisition board 1.3 to acquire the video signal, converting the video signal into an electric signal, converting the electric signal into an optical signal, and transmitting the optical signal to the data processing and transmission circuit board through the photoelectric slip ring 3.1.
As a preferred implementation manner of this embodiment, the detection devices include two groups, which are respectively a first group of detection devices and a second group of detection devices, and the video signals include two paths, which are respectively a first path of video signal acquired by the first group of detection devices and a second path of video signal acquired by the second group of detection devices. In this embodiment, the first path of video signal and the second path of video signal share the same clock in the photoelectric acquisition board 1.3 to realize synchronous acquisition.
After synchronous acquisition, the video signals acquired synchronously are converted into optical signals by using a main means of optical fiber communication capacity expansion, such as a multiplexing technology (mainly, sometimes, time division multiplexing, wavelength division multiplexing and frequency division multiplexing), the optical signals are transmitted downwards by using one optical fiber (the optical fiber in the photoelectric slip ring 3.1 in the embodiment), finally, the optical signals are converted into the video signals by using a demultiplexing technology on a data processing and transmission circuit board, the video signals are reprocessed, and then the video signals are converted into the optical signals or wireless signals (4G/5G) to be output to a display terminal.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a three-dimensional panoramic video collection system is swept to week towards VR live, its characterized in that includes:
the device comprises a rotation detection assembly, a power rotation assembly connected with the rotation detection assembly and a data processing output assembly connected with the power rotation assembly;
the rotary detection assembly comprises a detection device consisting of a lens and a linear camera, and a photoelectric acquisition board connected with the detection device;
the power rotating assembly comprises a high-speed motor and a slip ring transmission rod arranged in the hollow part of the motor;
the data processing output assembly comprises a photoelectric slip ring and a data processing and transmission circuit board connected with the stator end of the photoelectric slip ring, and the rotor end of the photoelectric slip ring is connected with the photoelectric acquisition board and the slip ring transmission rod respectively.
2. The VR live-view oriented circumferentially-swept stereoscopic panoramic video acquisition system of claim 1, wherein the detection devices comprise two sets, the two sets of detection devices being mounted in parallel.
3. The VR-oriented live circumferentially-swept stereoscopic panoramic video acquisition system of claim 1, wherein the detection devices comprise two sets, the two sets of detection devices are installed at set angles, and the set angles are calculated by the following formula:
tan(a)＝4bd/(4d2-b2)；
in the formula, a represents the included angle of the two groups of detection devices, b represents the distance between the imaging centers of the two groups of detection devices, and d represents the distance between the target and the imaging center of the imaging device.
4. The VR-oriented live sweeping stereoscopic panoramic video acquisition system of claim 1, wherein the rotating detection assembly further comprises an optical bench for mounting the detection device and the optoelectronic acquisition board, and a counterweight mounted on the optical bench for balancing center offset caused by the detection device.
5. The VR-oriented live circumferentially-swept stereoscopic panoramic video capture system of claim 1, wherein the rotating detection assembly further includes a window in front of the lens, a top cover on top of each device in the rotating detection assembly.
6. The VR live-view circumferentially-swept stereoscopic panoramic video capture system of claim 4, wherein the detection device, the photoelectric capture plate, and the optical bench comprise a deck assembly, and the rotational detection assembly further comprises a load support for supporting the deck assembly.
7. The VR live-sweeping stereoscopic panoramic video acquisition system of claim 1, wherein the power rotating assembly further comprises a motor mounting plate for mounting the high-speed motor, a motor support cylinder with a cavity disposed on the motor mounting plate, and a motor end cap disposed on the motor support cylinder.
8. The VR-oriented live sweeping stereoscopic panoramic video acquisition system of claim 1, wherein the data processing output assembly further comprises a support base for mounting the optoelectronic slip ring and the data processing and transmission circuit board, and a fiber optic transmission joint disposed on a side of the support base.
9. An acquisition method applied to the VR live-view circumferentially swept stereoscopic panoramic video acquisition system of any one of claims 1 to 8, comprising the following steps:
the high-speed motor is controlled to drive the detection device to rotate at a high speed so as to acquire a video signal of a region to be detected, and meanwhile, the high-speed motor drives the photoelectric slip ring to rotate through the slip ring transmission rod;
and controlling the photoelectric acquisition board to acquire the video signal, converting the video signal into an electric signal, converting the electric signal into an optical signal, and transmitting the optical signal to the data processing and transmission circuit board through the photoelectric slip ring.
10. The acquisition method according to claim 9, wherein the detection devices comprise two groups, namely a first group of detection devices and a second group of detection devices, and the video signals comprise two paths, namely a first path of video signals acquired by the first group of detection devices and a second path of video signals acquired by the second group of detection devices, and the first path of video signals and the second path of video signals share the same clock in the photoelectric acquisition board to realize synchronous acquisition.
CN202010326038.3A 2020-04-23 2020-04-23 Circumferential scanning three-dimensional panoramic video acquisition system and acquisition method for VR live broadcast Pending CN111405268A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CN202010326038.3A CN111405268A (en) 2020-04-23 2020-04-23 Circumferential scanning three-dimensional panoramic video acquisition system and acquisition method for VR live broadcast
CN202021198706.0U CN212343952U (en) 2020-04-23 2020-06-24 Three-dimensional panoramic video acquisition system is swept in week
CN202010592430.2A CN111836032A (en) 2020-04-23 2020-06-24 Three-dimensional panoramic video acquisition system is swept in week
CN202021199815.4U CN212343953U (en) 2020-04-23 2020-06-24 Week-sweeping stereoscopic panoramic video acquisition system for VR live broadcast
CN202010591361.3A CN111818320A (en) 2020-04-23 2020-06-24 Week-sweeping stereoscopic panoramic video acquisition system for VR live broadcast

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010326038.3A CN111405268A (en) 2020-04-23 2020-04-23 Circumferential scanning three-dimensional panoramic video acquisition system and acquisition method for VR live broadcast

Publications (1)

Publication Number Publication Date
CN111405268A true CN111405268A (en) 2020-07-10

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010326038.3A Pending CN111405268A (en) 2020-04-23 2020-04-23 Circumferential scanning three-dimensional panoramic video acquisition system and acquisition method for VR live broadcast

Country Status (1)

Country Link
CN (1) CN111405268A (en)

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