CN108230487A - The method and apparatus of shared camera resource - Google Patents
The method and apparatus of shared camera resource Download PDFInfo
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- CN108230487A CN108230487A CN201711396066.7A CN201711396066A CN108230487A CN 108230487 A CN108230487 A CN 108230487A CN 201711396066 A CN201711396066 A CN 201711396066A CN 108230487 A CN108230487 A CN 108230487A
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- video
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- sharing management
- management module
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Classifications
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C5/00—Registering or indicating the working of vehicles
- G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
- G07C5/0841—Registering performance data
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
Abstract
The object of the present invention is to provide a kind of method and apparatus of shared camera resource, the video acquisition is based on by Sharing Management module to ask from the file storage module replicating video segment, and the video clip of duplication is sent to video module to be shared, it realizes the video data that the camera on automobile data recorder takes and is shared by other video modules to be shared.In addition, the video clip of duplication is sent to video module to be shared by Sharing Management module based on video acquisition request from the file storage module replicating video segment and Sharing Management module can constantly recycle progress, Sharing Management module is paragraph by paragraph from the file storage module replicating video, it can ensure that the video data for being sent to video module to be shared every time is not too large, realize that sending video data every time occupies smaller cpu and memory bandwidth.In addition, it is substantially reduced by compressed video frame size, therefore the occupancy of either bandwidth or memory size all greatly reduces during duplication.
Description
Technical field
The present invention relates to computer realm more particularly to a kind of method and apparatus of shared camera resource.
Background technology
Camera in existing automobile data recorder is integrated in automobile data recorder, since automobile data recorder function is one
It directly works, one straight traffic of camera is recorded instrument module occupancy, so other modules can not directly use camera.
Invention content
It is an object of the present invention to provide a kind of method and apparatus of shared camera resource, can solve driving recording
Instrument function works always, and one straight traffic of camera is recorded instrument module occupancy, so other modules can not be directly using taking the photograph
As head.
According to an aspect of the invention, there is provided a kind of method of shared camera resource, this method include：
Camera shoots video；
Picture recording module is in storage to file storage module after the video segmentation of the shooting；
Video module to be shared sends video acquisition request to camera Sharing Management module；
Sharing Management module, which is based on the video acquisition, asks from the file storage module replicating video segment；
The video clip of duplication is sent to video module to be shared by Sharing Management module.
Further, in the above method, after replicating video segmentation is issued video module to be shared by Sharing Management module,
It further includes：
Video module to be shared sends revocation request to camera Sharing Management module；
The camera Sharing Management module, which is based on the revocation, asks, and stops from the file storage module replicating video
Segment, and stop sending the video clip replicated to the shared video module.
Further, in the above method, picture recording module storage after video segmentation in file storage module, including：
Picture recording module is stored video segmentation and after being compressed in file storage module.
Further, in the above method, Sharing Management module, which is based on the video acquisition, asks to store mould from the file
Block replicating video segment, including：
Sharing Management module, which is based on the video acquisition, asks to replicate compressed piece of video from the file storage module
Section.
Further, in the above method, the video clip of duplication is sent to video module to be shared by Sharing Management module,
Including：
The compression rear video segment of duplication is sent to video module to be shared by Sharing Management module.
According to another aspect of the present invention, a kind of equipment of shared camera resource is additionally provided, which includes：
Camera, for shooting video；
Picture recording module, in storage to file storage module after the video segmentation of the shooting；
Video module to be shared, for sending video acquisition request to camera Sharing Management module；
Sharing Management module is asked for being based on the video acquisition from the file storage module replicating video segment,
And the video clip of duplication is sent to video module to be shared.
Further, in above equipment, after replicating video segmentation is issued video module to be shared by Sharing Management module,
It further includes：
Video module to be shared sends revocation request to camera Sharing Management module；
The camera Sharing Management module, which is based on the revocation, asks, and stops from the file storage module replicating video
Segment, and stop sending the video clip replicated to the shared video module.
Further, in above equipment, the picture recording module, for video segmentation and after being compressed, text to be arrived in storage
In part memory module.
Further, in above equipment, the Sharing Management module, for being based on the video acquisition request from the text
Part memory module replicates compressed video clip.
Further, in above equipment, the Sharing Management module, for the compression rear video segment of duplication to be sent to
Video module to be shared.
Another side according to the present invention also provides a kind of computer readable storage medium, and being stored thereon with computer can hold
Row instruction, wherein, which causes the processor when being executed by processor：
Camera shoots video；
Picture recording module is in storage to file storage module after the video segmentation of the shooting；
Video module to be shared sends video acquisition request to camera Sharing Management module；
Sharing Management module, which is based on the video acquisition, asks from the file storage module replicating video segment；
The video clip of duplication is sent to video module to be shared by Sharing Management module.
Another side according to the present invention also provides a kind of computer equipment, wherein, including：
Processor；And
The memory of storage computer executable instructions is arranged to, the executable instruction makes the place when executed
Manage device：
Camera shoots video；
Picture recording module is in storage to file storage module after the video segmentation of the shooting；
Video module to be shared sends video acquisition request to camera Sharing Management module；
Sharing Management module, which is based on the video acquisition, asks from the file storage module replicating video segment；
The video clip of duplication is sent to video module to be shared by Sharing Management module.
Compared with prior art, the video acquisition is based on by Sharing Management module to ask from the file storage module
Replicating video segment, and the video clip of duplication is sent to video module to be shared, realize the camera shooting on automobile data recorder
The video data that head takes is shared by other video modules to be shared.In addition, Sharing Management module is based on the video acquisition
The video clip of duplication is sent to be shared by request from the file storage module replicating video segment and Sharing Management module
Video module can constantly recycle progress, Sharing Management module be paragraph by paragraph from the file storage module replicating video, can be with
Ensure that the video data for being sent to video module to be shared every time is not too large, realize that transmission video data occupies smaller every time
Cpu and memory bandwidth.In addition, it is substantially reduced by compressed video frame size, therefore either bandwidth is still interior during duplication
The occupancy for depositing capacity all greatly reduces.
Description of the drawings
By reading the detailed description made to non-limiting example made with reference to the following drawings, of the invention is other
Feature, objects and advantages will become more apparent upon：
Fig. 1 shows the flow chart of the method for shared camera resource according to an embodiment of the invention；
Fig. 2 shows the schematic diagrams of the method for the shared camera resource of one embodiment of the invention.
The same or similar reference numeral represents the same or similar component in attached drawing.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings.
In a typical configuration of this application, terminal, the equipment of service network and trusted party include one or more
Processor (CPU), input/output interface, network interface and memory.
Memory may include computer-readable medium in volatile memory, random access memory (RAM) and/or
The forms such as Nonvolatile memory, such as read-only memory (ROM) or flash memory (flash RAM).Memory is computer-readable medium
Example.
Computer-readable medium includes permanent and non-permanent, removable and non-removable media can be by any method
Or technology come realize information store.Information can be computer-readable instruction, data structure, the module of program or other data.
The example of the storage medium of computer includes, but are not limited to phase transition internal memory (PRAM), static RAM (SRAM), moves
State random access memory (DRAM), other kinds of random access memory (RAM), read-only memory (ROM), electric erasable
Programmable read only memory (EEPROM), fast flash memory bank or other memory techniques, CD-ROM read-only memory (CD-ROM),
Digital versatile disc (DVD) or other optical storages, magnetic tape cassette, magnetic tape disk storage or other magnetic storage apparatus or
Any other non-transmission medium, available for storing the information that can be accessed by a computing device.It is defined according to herein, computer
Readable medium does not include the data-signal and carrier wave of non-temporary computer readable media (transitory media), such as modulation.
As shown in Figure 1, the present invention provides a kind of method of shared camera resource, including：
Step S1, camera shooting video；
Step S2, picture recording module is in storage to file storage module after the video segmentation of the shooting；
Step S3, video module to be shared send video acquisition request to camera Sharing Management module；
Here, the video module to be shared needs to use camera for arbitrary other in addition to automobile data recorder module
The module of the video taken, video module to be shared for example can be that the video module to be shared can be a smart machine
A upper application module, such as the instant messaging application on mobile phone, such as wechat, QQ；
Step S4, Sharing Management module, which is based on the video acquisition, asks from the file storage module replicating video piece
Section；
The video clip of duplication is sent to video module to be shared by step S5, Sharing Management module.
It asks to answer from the file storage module here, the present embodiment is based on the video acquisition by Sharing Management module
Video clip processed, and the video clip of duplication is sent to video module to be shared, realize the camera on automobile data recorder
The video data taken is shared by other video modules to be shared.In addition, Sharing Management module please based on the video acquisition
It asks from the file storage module replicating video segment and Sharing Management module and the video clip of duplication is sent to be shared regard
Frequency module can constantly recycle progress, and Sharing Management module is paragraph by paragraph from the file storage module replicating video, Ke Yibao
The video data that card is sent to video module to be shared every time is not too large, realizes that transmission video data occupies smaller every time
Cpu and memory bandwidth.
As shown in Figure 1, in one embodiment of method of the shared camera resource of the present invention, step S5, Sharing Management module
After replicating video segmentation is issued video module to be shared, further include：
Step S6, video module to be shared send revocation request to camera Sharing Management module；
Step S7, the camera Sharing Management module, which is based on the revocation, asks, and stops from the file storage module
Replicating video segment, and stop sending the video clip replicated to the shared video module.
It asks, stops from the text here, the present embodiment is based on the revocation by the camera Sharing Management module
Part memory module replicating video segment, and stop sending the video clip replicated to the shared video module, realize video counts
According to timely and reliable stopping it is shared.
In one embodiment of method of the shared camera resource of the present invention, step S2, picture recording module after video segmentation depositing
It stores up in file storage module, including：
Picture recording module is stored video segmentation and after being compressed in file storage module.
Here, in the present embodiment by picture recording module video segmentation and after being compressed, storage to file storage module
In, it is based on the video acquisition convenient for follow-up Sharing Management module and asks to replicate compressed video from the file storage module
When segment and transmission video clip, further reduce and send the smaller cpu of video data occupancy and memory bandwidth every time.Relative to
Original video frame, compressed video frame size are substantially reduced, therefore the either occupancy of bandwidth or memory size during duplication
All greatly reduce.
In one embodiment of method of the shared camera resource of the present invention, step S4, Sharing Management module is based on described regard
Frequency, which obtains, asks from the file storage module replicating video segment, including：
Sharing Management module, which is based on the video acquisition, asks to replicate compressed piece of video from the file storage module
Section.
It is asked here, being based on the video acquisition by Sharing Management module in the present embodiment from the file storage module
Compressed video clip is replicated, when being based on video acquisition request transmission video clip convenient for follow-up Sharing Management module,
Further reduce and send the smaller cpu of video data occupancy and memory bandwidth every time.It is compressed to regard relative to original video frame
Frequency frame sign is substantially reduced, therefore the occupancy of either bandwidth or memory size all greatly reduces during duplication.
In one embodiment of method of the shared camera resource of the present invention, step S5, Sharing Management module is regarded duplication
Frequency segment is sent to video module to be shared, including：
The compression rear video segment of duplication is sent to video module to be shared by Sharing Management module.
Here, the compression rear video segment of duplication is sent to by video to be shared by Sharing Management module in the present embodiment
Module can further reduce and send the smaller cpu of video data occupancy and memory bandwidth every time.Relative to original video frame,
Compressed video frame size is substantially reduced, therefore the occupancy of either bandwidth or memory size all greatly reduces during duplication.
As shown in Fig. 2, in a specific Application Example of the invention, include the following steps：
1. picture recording module opens camera, the video of camera shooting is obtained；
2. picture recording module compresses video clip, and stores into file storage module；
3. video module to be shared needs the video shot using camera, video is proposed to camera Sharing Management module
Request；
4. camera Sharing Management module is based on the video request, regarded from the file storage module what is compressed
Frequency fragment replication is a；
5. the video data of duplication is issued video module to be shared by camera Sharing Management module；
6. repeat duplication and transmission that step 4~5 carry out the next section of video clip compressed；
7. video module to be shared no longer needs the video data of camera, send revocation request and give camera Sharing Management
Module；
It is asked 8. camera Sharing Management module is based on the revocation, stops replicating compressed video clip, and stop
Video clip is sent to shared video module.
Another side according to the present invention also provides a kind of equipment of shared camera resource, wherein, which includes：
Camera, for shooting video；
Picture recording module, in storage to file storage module after the video segmentation of the shooting；
Video module to be shared, for sending video acquisition request to camera Sharing Management module；
Here, the video module to be shared needs to use camera for arbitrary other in addition to automobile data recorder module
The module of the video taken, video module to be shared for example can be that the video module to be shared can be a smart machine
A upper application module, such as the instant messaging application on mobile phone, such as wechat, QQ；
Sharing Management module is asked for being based on the video acquisition from the file storage module replicating video segment,
And the video clip of duplication is sent to video module to be shared.
It asks to answer from the file storage module here, the present embodiment is based on the video acquisition by Sharing Management module
Video clip processed, and the video clip of duplication is sent to video module to be shared, realize the camera on automobile data recorder
The video data taken is shared by other video modules to be shared.In addition, Sharing Management module please based on the video acquisition
It asks from the file storage module replicating video segment and Sharing Management module and the video clip of duplication is sent to be shared regard
Frequency module can constantly recycle progress, and Sharing Management module is paragraph by paragraph from the file storage module replicating video, Ke Yibao
The video data that card is sent to video module to be shared every time is not too large, realizes that transmission video data occupies smaller every time
Cpu and memory bandwidth.
In one embodiment of equipment of the shared camera resource of the present invention, Sharing Management module issues replicating video segmentation
After video module to be shared, further include：
Video module to be shared sends revocation request to camera Sharing Management module；
The camera Sharing Management module, which is based on the revocation, asks, and stops from the file storage module replicating video
Segment, and stop sending the video clip replicated to the shared video module.
It asks, stops from the text here, the present embodiment is based on the revocation by the camera Sharing Management module
Part memory module replicating video segment, and stop sending the video clip replicated to the shared video module, realize video counts
According to timely and reliable stopping it is shared.
The present invention shared camera resource one embodiment of equipment in, the picture recording module, for video segmentation simultaneously
After being compressed, store in file storage module.
Here, in the present embodiment by picture recording module video segmentation and after being compressed, storage to file storage module
In, it is based on the video acquisition convenient for follow-up Sharing Management module and asks to replicate compressed video from the file storage module
When segment and transmission video clip, further reduce and send the smaller cpu of video data occupancy and memory bandwidth every time.Relative to
Original video frame, compressed video frame size are substantially reduced, therefore the either occupancy of bandwidth or memory size during duplication
All greatly reduce.
In one embodiment of equipment of the shared camera resource of the present invention, the Sharing Management module is described for being based on
Video acquisition request replicates compressed video clip from the file storage module.
It is asked here, being based on the video acquisition by Sharing Management module in the present embodiment from the file storage module
Compressed video clip is replicated, when being based on video acquisition request transmission video clip convenient for follow-up Sharing Management module,
Further reduce and send the smaller cpu of video data occupancy and memory bandwidth every time.It is compressed to regard relative to original video frame
Frequency frame sign is substantially reduced, therefore the occupancy of either bandwidth or memory size all greatly reduces during duplication.
In one embodiment of equipment of the shared camera resource of the present invention, the Sharing Management module, for what will be replicated
Compression rear video segment is sent to video module to be shared.
Here, the compression rear video segment of duplication is sent to by video to be shared by Sharing Management module in the present embodiment
Module can further reduce and send the smaller cpu of video data occupancy and memory bandwidth every time.Relative to original video frame,
Compressed video frame size is substantially reduced, therefore the occupancy of either bandwidth or memory size all greatly reduces during duplication.
Another side according to the present invention also provides a kind of computer readable storage medium, and being stored thereon with computer can hold
Row instruction, wherein, which causes the processor when being executed by processor：
Camera shoots video；
Picture recording module is in storage to file storage module after the video segmentation of the shooting；
Video module to be shared sends video acquisition request to camera Sharing Management module；
Sharing Management module, which is based on the video acquisition, asks from the file storage module replicating video segment；
The video clip of duplication is sent to video module to be shared by Sharing Management module.
Another side according to the present invention also provides a kind of computer equipment, wherein, including：
Processor；And
The memory of storage computer executable instructions is arranged to, the executable instruction makes the place when executed
Manage device：
Camera shoots video；
Picture recording module is in storage to file storage module after the video segmentation of the shooting；
Video module to be shared sends video acquisition request to camera Sharing Management module；
Sharing Management module, which is based on the video acquisition, asks from the file storage module replicating video segment；
The video clip of duplication is sent to video module to be shared by Sharing Management module.
It asks to regard from file storage module duplication in conclusion being based on the video acquisition by Sharing Management module
Frequency segment, and the video clip of duplication is sent to video module to be shared, realize the camera shooting on automobile data recorder
To video data shared by other video modules to be shared.In addition, Sharing Management module be based on the video acquisition ask from
The video clip of duplication is sent to video screen module to be shared by the file storage module replicating video segment and Sharing Management module
Block can constantly recycle progress, and Sharing Management module is paragraph by paragraph from the file storage module replicating video, it is ensured that every
The secondary video data for being sent to video module to be shared is not too large, realize send every time video data occupy smaller cpu and
Memory bandwidth.In addition, it is substantially reduced by compressed video frame size, therefore either bandwidth or memory size during duplication
Occupancy all greatly reduce.
Obviously, those skilled in the art can carry out the application essence of the various modification and variations without departing from the application
God and range.In this way, if these modifications and variations of the application belong to the range of the application claim and its equivalent technologies
Within, then the application is also intended to include these modifications and variations.
It should be noted that the present invention can be carried out in the assembly of software and/or software and hardware, for example, can adopt
With application-specific integrated circuit (ASIC), general purpose computer or any other realized similar to hardware device.In one embodiment
In, software program of the invention can perform to realize steps described above or function by processor.Similarly, it is of the invention
Software program can be stored in computer readable recording medium storing program for performing (including relevant data structure), for example, RAM memory,
Magnetic or optical driver or floppy disc and similar devices.In addition, hardware can be used to realize in some steps or function of the present invention, example
Such as, as coordinating with processor so as to perform the circuit of each step or function.
In addition, the part of the present invention can be applied to computer program product, such as computer program instructions, when its quilt
When computer performs, by the operation of the computer, it can call or provide according to the method for the present invention and/or technical solution.
And the program instruction of the method for the present invention is called, it is possibly stored in fixed or moveable recording medium and/or passes through
Broadcast or the data flow in other signal loaded mediums and be transmitted and/or be stored according to described program instruction operation
In the working storage of computer equipment.Here, including a device according to one embodiment of present invention, which includes using
Memory in storage computer program instructions and processor for executing program instructions, wherein, when the computer program refers to
When order is performed by the processor, method and/or skill of the device operation based on aforementioned multiple embodiments according to the present invention are triggered
Art scheme.
It is obvious to a person skilled in the art that the present invention is not limited to the details of above-mentioned exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requirement rather than above description limit, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation includes within the present invention.Any reference numeral in claim should not be considered as to the involved claim of limitation.This
Outside, it is clear that one word of " comprising " is not excluded for other units or step, and odd number is not excluded for plural number.That is stated in device claim is multiple
Unit or device can also be realized by a unit or device by software or hardware.The first, the second grade words are used for table
Show title, and do not represent any particular order.
Claims (12)
1. a kind of method of shared camera resource, wherein, this method includes：
Camera shoots video；
Picture recording module is in storage to file storage module after the video segmentation of the shooting；
Video module to be shared sends video acquisition request to camera Sharing Management module；
Sharing Management module, which is based on the video acquisition, asks from the file storage module replicating video segment；
The video clip of duplication is sent to video module to be shared by Sharing Management module.
2. according to the method described in claim 1, wherein, replicating video segmentation is issued video screen module to be shared by Sharing Management module
After block, further include：
Video module to be shared sends revocation request to camera Sharing Management module；
The camera Sharing Management module, which is based on the revocation, asks, and stops from the file storage module replicating video piece
Section, and stop sending the video clip replicated to the shared video module.
3. according to the method described in claim 1, wherein, picture recording module in storage to file storage module after video segmentation,
Including：
Picture recording module is stored video segmentation and after being compressed in file storage module.
4. according to the method described in claim 3, wherein, Sharing Management module, which is based on the video acquisition, asks from the file
Memory module replicating video segment, including：
Sharing Management module, which is based on the video acquisition, asks to replicate compressed video clip from the file storage module.
5. according to the method described in claim 4, wherein, the video clip of duplication is sent to be shared regard by Sharing Management module
Frequency module, including：
The compression rear video segment of duplication is sent to video module to be shared by Sharing Management module.
6. a kind of equipment of shared camera resource, wherein, which includes：
Camera, for shooting video；
Picture recording module, in storage to file storage module after the video segmentation of the shooting；
Video module to be shared, for sending video acquisition request to camera Sharing Management module；
Sharing Management module, for being based on the video acquisition request from the file storage module replicating video segment, and will
The video clip of duplication is sent to video module to be shared.
7. equipment according to claim 6, wherein, replicating video segmentation is issued video screen module to be shared by Sharing Management module
After block, further include：
Video module to be shared sends revocation request to camera Sharing Management module；
The camera Sharing Management module, which is based on the revocation, asks, and stops from the file storage module replicating video piece
Section, and stop sending the video clip replicated to the shared video module.
8. equipment according to claim 6, wherein, the picture recording module, for video segmentation and after being compressed, depositing
It stores up in file storage module.
9. equipment according to claim 8, wherein, the Sharing Management module, for being based on the video acquisition request
Compressed video clip is replicated from the file storage module.
10. equipment according to claim 9, wherein, the Sharing Management module, for the compression rear video piece that will be replicated
Section is sent to video module to be shared.
11. a kind of computer readable storage medium, is stored thereon with computer executable instructions, wherein, which can perform
Instruction causes the processor when being executed by processor：
Camera shoots video；
Picture recording module is in storage to file storage module after the video segmentation of the shooting；
Video module to be shared sends video acquisition request to camera Sharing Management module；
Sharing Management module, which is based on the video acquisition, asks from the file storage module replicating video segment；
The video clip of duplication is sent to video module to be shared by Sharing Management module.
12. a kind of computer equipment, wherein, including：
Processor；And
The memory of storage computer executable instructions is arranged to, the executable instruction makes the processing when executed
Device：
Camera shoots video；
Picture recording module is in storage to file storage module after the video segmentation of the shooting；
Video module to be shared sends video acquisition request to camera Sharing Management module；
Sharing Management module, which is based on the video acquisition, asks from the file storage module replicating video segment；
The video clip of duplication is sent to video module to be shared by Sharing Management module.
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| CN111105521A (en) * | 2019-11-21 | 2020-05-05 | 视联动力信息技术股份有限公司 | Data reading method and device |
| CN112579322A (en) * | 2020-12-25 | 2021-03-30 | 莜腾(上海)自动化设备科技有限公司 | Method and device for sharing camera by multiple applications and computer readable storage medium |
| CN113014792A (en) * | 2019-12-20 | 2021-06-22 | 青岛海信移动通信技术股份有限公司 | Terminal equipment and camera resource sharing method |
| CN114297109A (en) * | 2021-12-28 | 2022-04-08 | 中汽创智科技有限公司 | Data processing method and device based on subscription and publishing mode, electronic equipment and storage medium |
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