CN106791415A - A kind of intelligent image processing unit - Google Patents
A kind of intelligent image processing unit Download PDFInfo
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- CN106791415A CN106791415A CN201611248959.2A CN201611248959A CN106791415A CN 106791415 A CN106791415 A CN 106791415A CN 201611248959 A CN201611248959 A CN 201611248959A CN 106791415 A CN106791415 A CN 106791415A
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- processor
- image processing
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- processing unit
- control circuit
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/10—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths
-
- 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
- H04N23/67—Focus control based on electronic image sensor signals
-
- 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
- H04N23/68—Control of cameras or camera modules for stable pick-up of the scene, e.g. compensating for camera body vibrations
- H04N23/681—Motion detection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/73—Circuitry for compensating brightness variation in the scene by influencing the exposure time
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/80—Camera processing pipelines; Components thereof
- H04N23/84—Camera processing pipelines; Components thereof for processing colour signals
- H04N23/88—Camera processing pipelines; Components thereof for processing colour signals for colour balance, e.g. white-balance circuits or colour temperature control
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Image Processing (AREA)
Abstract
A kind of intelligent image processing unit of disclosure, including imageing sensor, control circuit, processor and power supply and interface circuit, described image sensor, the control circuit, the picture signal between the processor and the power supply and interface circuit are transmitted as two-way signaling transmission, the processor is used for the view data that will receive and is calculated, to realize automatic exposure, automatic focusing, AWB, strengthen from motion tracking, Automatic Targets and automated graphics.The combination that the intelligent image processing unit that i.e. present invention is provided passes through above-mentioned multiple functional modules, make full use of the signal transmission relation between unit, realize judging the high-grade intelligent of scene or state, the functions such as such as target detection, identification and tracking, so that image processing apparatus are more intelligent, the intelligence degree of image processing apparatus is improve.
Description
Technical field
The present invention relates to image automatic identification technical field, more particularly to a kind of intelligent image processing unit.
Background technology
Traditional CMOS (partly lead by Complementary Metal Oxide Semiconductor, CMOS
Body) camera technique is controlled with sensor and optics is controlled to core, can complete automatic exposure, automatic focusing and AWB
Deng multiple function.With machine vision technique continue to develop and application field continuous expansion, people are to imageing sensor
Functional requirement also more and more higher, traditional camera automatic control technology cannot meet current actual demand.In order to enter
The function of one step extended CMOS camera and increase its intelligence degree, need badly and develop a kind of intelligence degree intelligent phase higher
Machine.
The content of the invention
In view of this, the present invention provides a kind of intelligent image processing unit, to solve CMOS phases traditional in the prior art
Machine cannot meet the problem of people's intelligence demand.
To achieve the above object, the present invention provides following technical scheme：
A kind of intelligent image processing unit, including imageing sensor, control circuit, processor and power supply and interface electricity
Road；
Described image sensor is used to gather image；
The input of the control circuit is connected with the output end of described image sensor, the output end of the control circuit
Input with the processor is connected；
The output end of the processor is connected with the input of the power supply and interface circuit,
The output end of the power supply and interface circuit is used to export described image；
Wherein, described image sensor, the control circuit, between the processor and the power supply and interface circuit
Picture signal be transmitted as two-way signaling transmission, the processor is used for the view data that will receive and is calculated, to realize
Automatic exposure, automatic focusing, AWB, from motion tracking, Automatic Targets and automated graphics enhancing.
Preferably, described image sensor is cmos image sensor.
Preferably, described image sensor include image sensor chip and power circuit, the power circuit be used for
Described image sensor chip power supply.
Preferably, the control circuit includes DDR3 memories, is transmitted to the control for caching described image sensor
High speed signal of the clock frequency of circuit processed more than 500MHz.
Preferably, the processor includes logic control circuit and processor circuit；
The logic control circuit is used to receive the signal of the control circuit output, and according to the processor circuit
Demand imports data to in the processor memory be calculated；
Processor circuit, including processor chips, DDR3 buffers and flash chip；The processor circuit is used for institute
State logic control circuit transmission data calculated, realize automatic exposure, automatic focusing, AWB, from motion tracking, from
Moving-target is detected and automated graphics enhancing.
Preferably, the processor circuit also includes power supply chip, for being powered for the processor circuit.
Preferably, the power supply and interface circuit are DC-DC change-over circuits.
Preferably, the mode of operation of the intelligent image processing unit is half-open source module.
Preferably, the intelligent image processing unit is smart camera.
Understood via above-mentioned technical scheme, the intelligent image processing unit that the present invention is provided, including imageing sensor, control
Circuit processed, processor and power supply and interface circuit, described image sensor, the control circuit, the processor and institute
State the picture signal between power supply and interface circuit and be transmitted as two-way signaling transmission, the processor is used for the image that will be received
Data are calculated, with realize automatic exposure, automatic focusing, AWB, from motion tracking, Automatic Targets and automatic
Image enhaucament.The intelligent image processing unit that i.e. present invention is provided makes full use of list by the combination of above-mentioned multiple functional modules
Signal transmission relation between unit, realizes judging the high-grade intelligent of scene or state, such as target detection, identification and tracking
Etc. function, so that image processing apparatus are more intelligent, the intelligence degree of image processing apparatus is improve.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Inventive embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 is the structural representation of traditional camera；
Fig. 2 is the structural representation of intelligent image processing unit provided in an embodiment of the present invention；
Fig. 3 is workflow diagram of partly increasing income provided in an embodiment of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1 show traditional camera hardware structured flowchart, mainly by cmos image sensor chip, control circuit, electricity
Source circuit is constituted.General workflow is electric drive cmos image sensor chip output image data on control circuit,
Data processing is realized in control circuit, the judgement to current sensor information is realized by the statistics to image information and calculating,
Then the working condition that corresponding controlled quentity controlled variable controls cmos image sensor chip is exported, so as to realize with an automatic light meter, automatic tune
Burnt and automatic white balance function.
In order that the application for obtaining camera vision is not limited to simple scene observation, general image processing techniques is all pin
Camera output data is post-processed, so the traditional structure of camera vision system, is typically made up of camera and processing system,
The processing system includes the components such as image processing board, capture card, computer.
Inventor has found in practice process, and the work of camera shown in Fig. 1 is serial data acquisition and data processing method,
The serial data acquisition and processing (DAP) method can substantially make a distinction imaging and data processing, and the two division of labor is clear and definite, but
It is in actual applications, due to the separation of data so that the recycling rate of waterused reduction of information, and scattered design cannot be improved
The intelligence degree of camera.Additionally, traditional image processing system needs to use downloading wire connection figure during debugging routine
The various mechanism and algorithm parameter of change image processing system are realized as processor board or change PC program, for operation
For person, this process is cumbersome and is easily caused various problems appearance.
Based on this, the present invention provides a kind of intelligent image processing unit, as shown in Fig. 2 Fig. 2 is provided for the embodiment of the present invention
Intelligent image processing unit structural representation, the intelligent image processing unit includes：Imageing sensor 1, control circuit
2nd, processor 3 and power supply and interface circuit 4；Imageing sensor 1 is used to gather image；Control the input and image of circuit 2
The output end of sensor 1 is connected, and controls the output end of circuit 2 to be connected with the input of processor 3；The output end of processor 3 with
Power supply is connected with the input of interface circuit 4, and the output end of power supply and interface circuit 4 is used for output image；Wherein, image sensing
Device 1, control circuit 2, the picture signal between processor 3 and power supply and interface circuit 4 are transmitted as bidirectional picture signal transmission,
Processor 3 is used for the view data that will receive and is calculated, to realize automatic exposure, automatic focusing, AWB, automatic
The enhancing of tracking, Automatic Targets and automated graphics.
It should be noted that described image sensor is not defined in the embodiment of the present invention, optionally, the present embodiment
It is cmos image sensor that middle institute's imageing sensor is stated.
Imageing sensor 1 is produced in image sensor circuit board in the present embodiment, including image sensor chip and electricity
Source circuit, the power circuit is used for described image sensor chip power supply.Optionally, imageing sensor 1 can also include
For the connector of transmission signal, connector is used to transmit high speed signal.
The power-up initializing that control circuit 2 is mainly used in image sensor chip, control its output signal quality and
Output parameter.Additionally, according to actual needs, for Rolling forms, simply data output, but Global forms
Consider speedy carding process storage and the actual demand of display in real time, therefore, optional in the present embodiment, control circuit 2 also includes
DDR3 memories, transmit to the high speed of the clock frequency more than 500MHz of the control circuit for caching described image sensor
Signal.The Main Function that circuit is controlled in the present embodiment is the input signal for receiving image sensor chip, while exporting at a high speed
With low speed signal to image procossing board, namely follow-up processor 3.
In the present embodiment the major function of processor 3 be complete Automatic Targets in H6A, from motion tracking and automatic
Enhancing function.In camera internal, it is contemplated that space is smaller, it is divided into logic control circuit and processor circuit two parts, i.e. this reality
Processor 3 includes logic control circuit and processor circuit in applying example.The logic control circuit is used to receive the control electricity
The signal of road output, and imported data to in the processor memory be calculated according to the demand of the processor circuit；
Processor circuit, including processor chips, DDR3 buffers and flash chip；The processor circuit is used for the logic control
The data that circuit processed sends are calculated, and realized automatic exposure, automatic focusing, AWB, are examined from motion tracking, automatic target
Survey and automated graphics enhancing.
Specifically, logic control circuit is used for the signal of the control circuit output for receiving imageing sensor, according to processor
The demand of circuit imports data to be calculated in processor memory.Because logic control circuit is also simultaneously interface circuit
The last conversion links of output par, c, it is therefore desirable to internally carry out level conversion and turn the work such as serial parallel.In signal
It is also the signal that control circuit is received by input connector in transmitting procedure, the letter after out connector exports conversion
Number give processor circuit and interface circuit.
The processor circuit of image processing system is the core for completing H6A major functions.Processor circuit can be real
Existing complicated computing function, it is ensured that it is accurate that the acquisition of various view data and parameter are calculated.The partial circuit is with DSP (numerals
Signal processor) it is core, primary structure has processor chips, DDR3 to cache, the element such as FLASH chip.In addition, play auxiliary making
, the processor circuit also includes power supply chip, for being powered for the processor circuit.The processor circuit passes through
High speed connector receives the viewdata signal from logic control circuit, while transparent transmission high speed signal.
In the present embodiment, the power supply and interface circuit are DC-DC change-over circuits.For providing primary power source for whole machine,
Namely 12V conversions 5V circuits, while for the Camera link signals of interface output provide connector output hardware.
It should be noted that the intelligent image processing unit that the present invention is provided can be smart camera, it is preferred that be CMOS
Camera.It uses the overall control of camera of partly having increased income with severity control functional realiey, workflow such as Fig. 3 of half open source technology
It is shown, including computer dynamic stimulating, code download, artificial debugging and parameter solidification etc. process.
Emulator working method is not with general JTAG (Joint Test Action Group, joint test working group)
Together, the work of the smart camera for being provided in the present embodiment is carried out under half-open source module, and algorithm first can enter on computers
Mobile state is verified, in downloading to camera using special road afterwards.This process allows that operator sees code in real time
Actual motion effect so that the functional simulation of camera is as consistent as possible with actual motion effect.
On the basis of half open source technology, the state modulator and function for additionally using severity control functional realiey camera are adjusted
It is whole, the control to camera function is achieved that only by the adjustment of some parameters of host computer.The adjustment of design parameter passes through 422
Serial ports is realized to write parameters in the fixing address of camera circuitry plate ROM.
The intelligent image processing unit that the present invention is provided, including imageing sensor, control circuit, processor and power supply and
Interface circuit, described image sensor, the control circuit, the figure between the processor and the power supply and interface circuit
As signal transmission for two-way signaling is transmitted, the view data that the processor is used to receive is calculated, automatic to realize
Exposure, automatic focusing, AWB, from motion tracking, Automatic Targets and automated graphics enhancing.I.e. the present invention is provided
The combination that intelligent image processing unit passes through above-mentioned multiple functional modules, makes full use of the signal transmission relation between unit, real
Now to the high-grade intelligent judgement of scene or state, the function such as such as target detection, identification and tracking, so that image procossing
Device is more intelligent, improves the intelligence degree of image processing apparatus.
It should be noted that each embodiment in this specification is described by the way of progressive, each embodiment weight
Point explanation is all difference with other embodiment, between each embodiment identical similar part mutually referring to.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or uses the present invention.
Various modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The scope most wide for causing.
Claims (9)
1. a kind of intelligent image processing unit, it is characterised in that including imageing sensor, control circuit, processor and power supply
And interface circuit；
Described image sensor is used to gather image；
It is described control circuit input be connected with the output end of described image sensor, it is described control circuit output end and institute
The input for stating processor is connected；
The output end of the processor is connected with the input of the power supply and interface circuit,
The output end of the power supply and interface circuit is used to export described image；
Wherein, described image sensor, the control circuit, the figure between the processor and the power supply and interface circuit
As signal transmission for two-way signaling is transmitted, the view data that the processor is used to receive is calculated, automatic to realize
Exposure, automatic focusing, AWB, from motion tracking, Automatic Targets and automated graphics enhancing.
2. intelligent image processing unit according to claim 1, it is characterised in that described image sensor is cmos image
Sensor.
3. intelligent image processing unit according to claim 2, it is characterised in that described image sensor includes that image is passed
Sensor chip and power circuit, the power circuit are used for described image sensor chip power supply.
4. intelligent image processing unit according to claim 2, it is characterised in that the control circuit includes DDR3 storages
Device, transmits to the high speed signal of the clock frequency more than 500MHz of the control circuit for caching described image sensor.
5. intelligent image processing unit according to claim 2, it is characterised in that the processor includes logic control electricity
Road and processor circuit；
The logic control circuit is used to receive the signal of the control circuit output, and according to the demand of the processor circuit
Import data to in the processor memory be calculated；
Processor circuit, including processor chips, DDR3 buffers and flash chip；The processor circuit is used to be patrolled described
The data that volume control circuit sends are calculated, realize automatic exposure, automatic focusing, AWB, from motion tracking, automatic mesh
Mark detection and automated graphics enhancing.
6. intelligent image processing unit according to claim 5, it is characterised in that the processor circuit also includes power supply
Chip, for being powered for the processor circuit.
7. intelligent image processing unit according to claim 2, it is characterised in that the power supply and interface circuit are DC-
DC change-over circuits.
8. the intelligent image processing unit according to claim 1-7 any one, it is characterised in that at the intelligent image
The mode of operation for managing device is half-open source module.
9. intelligent image processing unit according to claim 8, it is characterised in that the intelligent image processing unit is intelligence
Can camera.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611248959.2A CN106791415A (en) | 2016-12-29 | 2016-12-29 | A kind of intelligent image processing unit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611248959.2A CN106791415A (en) | 2016-12-29 | 2016-12-29 | A kind of intelligent image processing unit |
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| CN106791415A true CN106791415A (en) | 2017-05-31 |
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| CN201611248959.2A Pending CN106791415A (en) | 2016-12-29 | 2016-12-29 | A kind of intelligent image processing unit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108881656A (en) * | 2017-12-18 | 2018-11-23 | 南通使爱智能科技有限公司 | A kind of intelligent image processing equipment and image forming system |
| CN110876054A (en) * | 2018-08-29 | 2020-03-10 | 杭州海康威视数字技术股份有限公司 | Target algorithm testing method, device and system |
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| CN102263912A (en) * | 2011-07-27 | 2011-11-30 | 中国科学院长春光学精密机械与物理研究所 | Space remote sensing TDI (Time delay integration) CCD (Charge Coupled Device) camera electronics system |
| US20140354778A1 (en) * | 2011-12-22 | 2014-12-04 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | Integrated three-dimensional vision sensor |
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Patent Citations (3)
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| CN1574885A (en) * | 2003-06-23 | 2005-02-02 | 三星电机株式会社 | Apparatus for and method of interfacing between an image sensor and an image processor |
| CN102263912A (en) * | 2011-07-27 | 2011-11-30 | 中国科学院长春光学精密机械与物理研究所 | Space remote sensing TDI (Time delay integration) CCD (Charge Coupled Device) camera electronics system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108881656A (en) * | 2017-12-18 | 2018-11-23 | 南通使爱智能科技有限公司 | A kind of intelligent image processing equipment and image forming system |
| CN110876054A (en) * | 2018-08-29 | 2020-03-10 | 杭州海康威视数字技术股份有限公司 | Target algorithm testing method, device and system |
| CN110876054B (en) * | 2018-08-29 | 2022-03-04 | 杭州海康威视数字技术股份有限公司 | Target algorithm testing method, device and system |
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