CN108460721A - A kind of panoramic video splicing system and method based on hardware accelerator card - Google Patents
A kind of panoramic video splicing system and method based on hardware accelerator card Download PDFInfo
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- CN108460721A CN108460721A CN201810008706.0A CN201810008706A CN108460721A CN 108460721 A CN108460721 A CN 108460721A CN 201810008706 A CN201810008706 A CN 201810008706A CN 108460721 A CN108460721 A CN 108460721A
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- video
- hardware accelerator
- accelerator card
- main control
- splicing
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T3/00—Geometric image transformation in the plane of the image
- G06T3/40—Scaling the whole image or part thereof
- G06T3/4038—Scaling the whole image or part thereof for image mosaicing, i.e. plane images composed of plane sub-images
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T1/00—General purpose image data processing
- G06T1/20—Processor architectures; Processor configuration, e.g. pipelining
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/698—Control of cameras or camera modules for achieving an enlarged field of view, e.g. panoramic image capture
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/265—Mixing
Abstract
The present invention relates to a kind of panoramic video splicing system and method based on hardware accelerator card, the system includes camera unit, hardware accelerator card unit and main control unit, data acquisition is carried out to the picture of required monitoring by camera unit, hardware acceleration unit is responsible for tentatively splicing the data that camera unit acquires, it stores and the data handled well is transmitted to main control unit by PCI e interfaces, main control unit is finally spliced video data, display and human-computer interaction, pass through PCI e bus bars between the system each unit, and the stitching algorithm after optimization is accelerated using GPU and High Performance DSP, it has been efficiently completed the splicing fusion of high-resolution and high frame-rate video, quick obtaining is real-time, seamless panoramic video.
Description
Technical field
The invention mainly relates to computer vision field, data panoramic video monitoring field is based on more particularly to one kind
The panoramic video splicing system of hardware accelerator card.
Background technology
Panoramic video splicing system with different view shoots Same Scene using multiple fixed video cameras, according to figure
Correlation as between generates the figure for having the wider visual field and higher resolution than single image by video image splicing
Picture, to realize that 360 ° of non-blind areas to large scene monitor.
Panoramic video is a completely new direction of monitoring field, it can pass through the side such as fish eye lens, wide angle cameras
Method is realized, but equal existing defects, and the anamorphose after the former shows is serious, and the latter's cost is high, limited angle, can not achieve
Remote overall view monitoring.One camera lens can not achieve high-performance, efficient overall view monitoring, then being obtained by a plurality of lenses same
Then the picture of one scene, different angle utilizes the correlation between different frame image to be finally spliced by all means
One high-resolution panorama sketch, becomes the hot spot studied instantly.
The key step of panoramic video splicing includes Image Acquisition, image preprocessing, image registration, image co-registration and figure
As display.Wherein image registration and image co-registration are the key that splicings, directly affect the effect and splicing that image is finally shown
Efficiency.Currently, the main pure software of the method for video-splicing is realized.Pure software realizes that panoramic video splicing is relatively simple, but now such as
The data volume of modern video is larger, and resolution ratio is also gradually being promoted, and the computer performance of mainstream is difficult to meet real-time splicing in the market
It is required that causing the picture shown after splicing delay very big.
Invention content
In view of this, the panoramic video splicing system that the purpose of the present invention is to provide a kind of based on hardware accelerator card and side
Method, the system include camera unit, hardware accelerator card unit and main control unit.The method is to receive 4 tunnels by hardware accelerator card
It is implanted into based on linux system by the synergistic effect between ARM and DSP from the collected vision signal of front-end camera
Video-splicing algorithm carries out after tentatively splicing 4 tunnel video sources, and preliminary spliced data are transferred to master control by PCI-e
Computer, main control computer can utilize GPU to accelerate the video data between hardware accelerator card making further splicing, and carry out complete
Scape is shown.The system takes full advantage of the powerful data-handling capacities of DSP, the ability and PCI-e of GPU parallel data processings
High-performance data transmits and the structure of more card cooperative cooperatings, the splicing fusion being efficiently completed between HD video.
To achieve the goals above, the technical solution adopted by the present invention is as follows：
A kind of panoramic video splicing system based on hardware accelerator card disclosed by the invention, it is single that the system comprises camera shootings
Member, hardware acceleration unit and main control unit, it is the optional leading portion video camera of multichannel that the relationship between each unit, which is camera unit,
Video source is obtained, and video source is transmitted to hardware acceleration unit；It is carried out just behind the HD video source that hardware acceleration unit obtains
Pass through PCI-e bus transfers to main control unit after step splicing；The video source data that main control unit receives PCI-e bus transfers carries out
Final splicing, and carry out panorama and show.
In the above-mentioned technical solutions, in the camera unit, including the optional front-end camera of multichannel, according to fan-shaped arrangement
Mode is arranged, and each road camera is fixed on same plane, and the angle α between each road camera is 45 °, and every 4 tunnel video source passes
It transports in a hardware acceleration unit.
In the above-mentioned technical solutions, the hardware acceleration unit, including video acquisition module, hardware-accelerated card module, reality
When concatenation module and video compress memory module；
Its core component is DM8168 chips, the stitching algorithm based on dsp optimization is implanted into the accelerator card, in conjunction with the chip
Data-handling capacity is tentatively spliced in the HD video source obtained from photographing module, and the increase and decrease of video source quantity corresponds to
In the increase and decrease of hardware accelerator.
In the above-mentioned technical solutions, the computer in the main control module carries high performance video cards GPU, video in this element
Splice function to be completed by CPU and the GPU synergistic effect of computer, CPU, which passes through, calls the driving interface function of PCI-e agreements to control
Hardware accelerator card receives data and is transferred to specified buffer zone, and GPU completes the concurrent operation of video data.
In the above-mentioned technical solutions, logical between the hardware acceleration unit and main control unit, main control unit CPU and GPU
It crosses PCI-e high speed protocols to be communicated, the data transmission bauds of 1GBytes/s may be implemented in PCI-e.
Invention additionally discloses a kind of panoramic video joining method based on hardware accelerator card, steps are as follows for the method：1)
Video source is obtained by multichannel video camera, video source data is transferred in hardware accelerator card；2) hardware accelerator card is to acquisition
Video source is corrected, after projective transformation and concatenation, passes through PCI-e bus transfers to main control computer；3) master control meter
Calculation machine finally splices the video data of acquisition, and is shown.
In the above-mentioned technical solutions, in the step 1), front-end camera multichannel is optional, is arranged according to fan-shaped arrangement mode
Cloth, each road camera is fixed on same plane, and the angle α between each road camera is 45 °, and every 4 tunnel video source is transmitted to one
In a hardware accelerator card.
In the above-mentioned technical solutions, the core of the step 2) hardware accelerator card is DM8168 chips, in the acceleration
The stitching algorithm based on dsp optimization is implanted into card, in conjunction with the chip data processing capacity, by video acquisition, splicing in real time with
And video compress is tentatively spliced in the HD video source obtained from video camera.
In the above-mentioned technical solutions, the main control computer carries high performance video cards GPU, thus video-splicing function calculates
CPU and the GPU synergistic effect of formula are completed, and CPU is received by calling the driving interface function of PCI-e agreements to control hardware accelerator card
To data and it is transferred to specified buffer zone, GPU accelerates to complete the concurrent operation of video data.
In the above-mentioned technical solutions, between the CPU and GPU of the hardware accelerator card and main control computer, main control computer,
It is communicated by PCI-e high speed protocols, the data transmission bauds of 1GBytes/s may be implemented in PCI-e.
A kind of advantageous effect of panoramic video splicing system and method based on hardware accelerator card of the present invention is：Operational efficiency
Height, data processing and transmission speed are fast, which takes full advantage of the data-handling capacity of DM8168, GPU parallel computations, and
PCI-e high-speed serial bus has fully ensured that the real-time that HD video panorama is shown.The system is for each hardware accelerator card
Only 4 road video datas of processing, the increase and decrease of video source quantity only need to accordingly increase the quantity of hardware accelerator card, ensure that application
Scalability.
Description of the drawings
Fig. 1 is that the present invention is based on the panoramic video splicing system hardware composition frame charts of hardware accelerator card；
Fig. 2 is that the present invention is based on the panoramic video splicing system front-end architecture design frame charts of hardware accelerator card；
Fig. 3 is that the present invention is based on the panoramic video splicing system hardware accelerator card operation principle schematic diagrams of hardware accelerator card；
Fig. 4 is that the present invention is based between the panoramic video splicing system hardware acceleration unit and main control unit of hardware accelerator card
Data transmission principle schematic diagram；
Fig. 5 is that the present invention is based on the panoramic videos of hardware accelerator card to splice schematic diagram.
Specific implementation mode
Present invention is further described in detail below in conjunction with the accompanying drawings
As Figure 1-Figure 5, a kind of panoramic video splicing system based on hardware accelerator card includes with lower unit：Camera shooting is single
Member, hardware acceleration unit and main control unit.
First camera unit
The optional leading portion video camera of multichannel obtains video source, and video source is transmitted to hardware acceleration unit；
Wherein, front end high definition video camera multichannel is optional, does not have special want to the resolution ratio of video camera, focal length and field angle
It asks, multichannel video camera is arranged according to fan-shaped arrangement mode, and each road camera is fixed on same plane, and between each road camera
Angle α be 45 °, video data is transmitted to hardware-accelerated by network or bnc interface (a kind of connector for coaxial cable)
Card.
Specifically, high-definition camera shoots the different angle of Same Scene, the overlapping angle between two video cameras
20 ° or so are maintained at, and in same level, the resolution ratio of each video camera is adjusted as field angle, with any one
On the basis of platform video camera, it is 001,002,003 ... to be numbered with this, by 001~004 access first hardware accelerator card, 005~
008 second hardware accelerator card of access, and so on, less than the last one hardware accelerator card of the access on 4 tunnels.
Second hardware acceleration unit
It is carried out behind the HD video source of acquisition after tentatively splicing through PCI-e bus transfers to main control unit；
Wherein, the core of hardware accelerator card as shown in Figure 4 is the DM8168 development boards of TI, which is integrated with video and adopts
Collection, video show, the correlation modules such as encoding and decoding, has used the framework of ARM (processor) and DSP (Digital Signal Processing), significantly
Improve the ability of its data processing.Specially development board embeds the ARM cores that dominant frequency is 1.2GHz, and operation is operated based on Linux
The video-splicing application program of system, the processing of video data are executed by the DSP core in accelerator card, and ARM be responsible for DSP into
Row coordinated management and control work, the collaborative work between them are implanted into DM8168 by the video-splicing algorithm after dsp optimization,
It is completed by the CodecEngine software modules of digital video software development kit (DVRDK) offer of DM8168, a hardware adds
Speed card 4 tunnel video sources of processing, the increase and decrease of video source quantity only needs to increase the quantity of corresponding hardware accelerator card, by a system
After the processing of row, all data received are finally spliced into a complete picture.
After the completion of the preliminary splicing of video data, hardware accelerator card can receive the data transmission that main control unit sends over
Warning order transfers data to main control unit by PCI-e buses.
Third main control unit
The video source data that main control unit receives PCI-e bus transfers carries out final splicing, and it is aobvious to carry out panorama
Show.
Main control unit includes a high-performance computer with video card, this computer pre-installs win7 operating systems, operation
The application program of integrated acquisition, splicing and display function, the driving interface function which passes through calling PCI-e agreements
It realizes the control to hardware accelerator card, video data is obtained from hardware-accelerated card module.
Wherein, the video-splicing function in the unit is high-performance computer CPU (processor) and GPU (image processor)
What synergistic effect was completed, data interaction between the two, and interconnected and realized by PCI-e.
GPU mainly completes the concurrent operation of multitude of video data, and the data that CPU is controlled and received simultaneously are transferred to specified delay
It deposits in region, and by configuring the development environment of CUDA (universal computing device framework) and the calling in relation to GPU function interfaces,
By video data transmission to the parallel splicing in the ends GPU, after GPU completes splicing, video data transmission to CPU is carried out complete
Scape is shown.
The software program that main control unit is interacted with user is not only integrated with all behaviour controlled whole system in program
Make, includes selection, the setting of splicing parameter and the setting etc. of display pattern of video source, when user searches hardware accelerator card
When, adjacent hardware accelerator card can be selected to enter splicing system.
Invention additionally discloses a kind of panoramic video joining method based on hardware accelerator card, steps are as follows for the method：
Step 1) obtains video source by multichannel video camera, and video source data is transferred in hardware accelerator card；
Step 2) hardware accelerator card is corrected the video source of acquisition, after projective transformation and concatenation, passes through
PCI-e bus transfers are to main control computer；
Step 3) main control computer finally splices the video data of acquisition, and is shown.
In the step 1), front-end camera multichannel is optional, arranges according to fan-shaped arrangement mode, and each road camera is fixed
In same plane, and the angle α between each road camera is 45 °, and every 4 tunnel video source is transmitted in a hardware accelerator card.
The core of the step 2) hardware accelerator card is DM8168 chips, and implantation is excellent based on DSP in the accelerator card
The stitching algorithm of change will by video acquisition, in real time splicing and video compress in conjunction with the powerful data-handling capacity of the chip
The video source obtained from video camera is tentatively spliced.
In the step 3), the main control computer carries high performance video cards GPU, video-splicing function thus calculating formula
CPU and GPU synergistic effects are completed, and CPU receives number by calling the driving interface function of PCI-e agreements to control hardware accelerator card
According to and be transferred to specified buffer zone, GPU accelerates to complete the concurrent operation of video data.
The hardware accelerator card and main control computer, main control computer CPU and GPU between, pass through PCI-e high speeds and assist
View is communicated, and the data transmission bauds of 1GBytes/s may be implemented in PCI-e.
Above method embodiment is one-to-one, the simple place of embodiment of the method with system embodiment, referring to system reality
Apply example.
The part not illustrated in specification is the prior art or common knowledge.Present embodiment is merely to illustrate the hair
It is bright, rather than limit the scope of the invention, the modifications such as equivalent replacement that those skilled in the art make the present invention are recognized
To be fallen into invention claims institute protection domain.
Claims (10)
1. a kind of panoramic video splicing system based on hardware accelerator card, it is characterised in that：The system comprises camera unit, firmly
Part accelerator module and main control unit, the relationship between each unit are as follows：
Camera unit is that the optional leading portion of multichannel images unit, and function is to obtain video source, and video source is transmitted to hardware
Accelerator module；
Hardware acceleration unit will be carried out after tentatively splicing behind the HD video source of acquisition through PCI-e bus transfers to master control list
Member；
The video source data for receiving PCI-e bus transfers is carried out final splicing by main control unit, and is carried out panorama and shown.
2. a kind of panoramic video splicing system based on hardware accelerator card according to claim 1, it is characterised in that：It is described to take the photograph
In picture unit, including the optional front-end camera of multichannel, it arranges according to fan-shaped arrangement mode, each road camera is fixed on same flat
Face, and the angle α between each road camera is 45 °, every 4 tunnel video source is transmitted in a hardware acceleration unit.
3. a kind of based on hardware-accelerated panoramic video splicing system according to claim 1, it is characterised in that：The hardware
In accelerator module, including video acquisition module, hardware-accelerated card module, real-time concatenation module and video compress memory module；
Its core component is DM8168 chips, the stitching algorithm based on dsp optimization is implanted into the accelerator card, in conjunction with the chip-count
According to processing capacity, the HD video source obtained from camera unit is tentatively spliced, the increase and decrease of video source quantity corresponds to
The increase and decrease of hardware accelerator.
4. a kind of panoramic video splicing system based on hardware accelerator card according to claim 1, it is characterised in that：The master
It controls in unit, including carries high performance video cards GPU, video-splicing function is acted synergistically by the CPU and GPU of computer in this element
It completes, CPU is by calling the driving interface function control hardware accelerator card of PCI-e agreements to receive data and being transferred to specified
Buffer zone, GPU complete the concurrent operation of video data.
5. according to a kind of panoramic video splicing system based on hardware accelerator card of claim 1 or 4, it is characterised in that：
Between the hardware acceleration unit and main control unit, main control unit CPU and GPU, led to by PCI-e high speed protocols
The data transmission bauds of 1GBytes/s may be implemented in letter, PCI-e.
6. a kind of panoramic video joining method based on hardware accelerator card, it is characterised in that：Steps are as follows for the method：
1) video source is obtained by multichannel video camera, video source data is transferred in hardware accelerator card；
2) hardware accelerator card is corrected the video source of acquisition, after projective transformation and concatenation, is passed by PCI-e buses
Transport to main control computer；
3) main control computer finally splices the video data of acquisition, and is shown.
7. a kind of panoramic video joining method based on hardware accelerator card according to claim 6, it is characterised in that：The step
It is rapid 1) in, front-end camera multichannel is optional, arranges according to fan-shaped arrangement mode, and each road camera is fixed on same plane, and
Angle α between each road camera is 45 °, and every 4 tunnel video source is transmitted in a hardware accelerator card.
8. a kind of panoramic video joining method based on hardware accelerator card according to claim 6, it is characterised in that：The step
It is rapid 2) in, the core of hardware accelerator card is DM8168 chips, and the stitching algorithm based on dsp optimization, knot are implanted into the accelerator card
Chip data processing capacity is closed, by video acquisition, the high definition that splicing and video compress will be obtained from photographing module in real time
Video source is tentatively spliced, and the quantity increase and decrease of video source corresponds to the increase and decrease of hardware accelerator card quantity.
9. a kind of panoramic video joining method based on hardware accelerator card according to claim 6, it is characterised in that：The step
It is rapid 3) in, the main control computer carry high performance video cards GPU, video-splicing function thus calculating formula CPU and GPU collaboration make
With completion, CPU is by calling the driving interface function control hardware accelerator card of PCI-e agreements to receive data and being transferred to specified
Buffer zone, GPU accelerate complete video data concurrent operation.
10. according to a kind of panoramic video joining method based on hardware accelerator card of claim 6 or 9, it is characterised in that：Institute
Between the CPU and GPU that state hardware accelerator card and main control computer, main control computer, led to by PCI-e high speed protocols
The data transmission bauds of 1GBytes/s may be implemented in letter, PCI-e.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111491153A (en) * | 2020-04-15 | 2020-08-04 | 山东神舟信息技术有限公司 | Three-dimensional video splicing system and method based on video accelerator card |
| CN111654676A (en) * | 2020-06-10 | 2020-09-11 | 上海趣人文化传播有限公司 | Cooperative shooting system and shooting method thereof |
| CN112637516A (en) * | 2020-11-12 | 2021-04-09 | 深圳市奥拓电子股份有限公司 | Multi-level data processing method and system for video windowing and/or roaming |
| CN112927142A (en) * | 2021-04-02 | 2021-06-08 | 中国人民解放军国防科技大学 | High-speed high-resolution video generation method and device based on time domain interpolation |
| CN113055587A (en) * | 2019-12-27 | 2021-06-29 | 财团法人工业技术研究院 | Panoramic video processing method, panoramic video processing device and panoramic video system |
| US11422956B2 (en) | 2018-12-05 | 2022-08-23 | Rongming Microelectronics (Jinan) Co., Ltd. | Peripheral device with embedded video codec functionality |
| US11868284B2 (en) | 2018-12-05 | 2024-01-09 | Rongming Microelectronics (Jinan) Co., Ltd. | Peripheral device with embedded video codec functionality |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102006280A (en) * | 2010-09-01 | 2011-04-06 | 上海杰图软件技术有限公司 | System and method for splicing panorama image on line |
-
2018
- 2018-01-04 CN CN201810008706.0A patent/CN108460721A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102006280A (en) * | 2010-09-01 | 2011-04-06 | 上海杰图软件技术有限公司 | System and method for splicing panorama image on line |
Non-Patent Citations (2)
| Title |
|---|
| 陈张新: "《一种多路实时全景视频拼接系统的设计与实现》", 《中国优秀硕士学位论文全文数据库 信息科技辑》 * |
| 陈张新等: "一种多路实时视频拼接系统的设计与实现", 《舰船电子工程》 * |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11422956B2 (en) | 2018-12-05 | 2022-08-23 | Rongming Microelectronics (Jinan) Co., Ltd. | Peripheral device with embedded video codec functionality |
| US11868284B2 (en) | 2018-12-05 | 2024-01-09 | Rongming Microelectronics (Jinan) Co., Ltd. | Peripheral device with embedded video codec functionality |
| CN113055587A (en) * | 2019-12-27 | 2021-06-29 | 财团法人工业技术研究院 | Panoramic video processing method, panoramic video processing device and panoramic video system |
| CN111491153A (en) * | 2020-04-15 | 2020-08-04 | 山东神舟信息技术有限公司 | Three-dimensional video splicing system and method based on video accelerator card |
| CN111654676A (en) * | 2020-06-10 | 2020-09-11 | 上海趣人文化传播有限公司 | Cooperative shooting system and shooting method thereof |
| CN111654676B (en) * | 2020-06-10 | 2021-11-19 | 上海趣人文化传播有限公司 | Cooperative shooting system and shooting method thereof |
| CN112637516A (en) * | 2020-11-12 | 2021-04-09 | 深圳市奥拓电子股份有限公司 | Multi-level data processing method and system for video windowing and/or roaming |
| CN112927142A (en) * | 2021-04-02 | 2021-06-08 | 中国人民解放军国防科技大学 | High-speed high-resolution video generation method and device based on time domain interpolation |
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