CN108124142A - Images steganalysis system and method based on RGB depth of field camera and EO-1 hyperion camera - Google Patents
Images steganalysis system and method based on RGB depth of field camera and EO-1 hyperion camera Download PDFInfo
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- CN108124142A CN108124142A CN201810095914.9A CN201810095914A CN108124142A CN 108124142 A CN108124142 A CN 108124142A CN 201810095914 A CN201810095914 A CN 201810095914A CN 108124142 A CN108124142 A CN 108124142A
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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
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
- G06V10/255—Detecting or recognising potential candidate objects based on visual cues, e.g. shapes
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Abstract
The invention discloses the images steganalysis system and methods based on RGB depth of field camera and EO-1 hyperion camera, are related to images steganalysis field；Its system includes obtaining the EO-1 hyperion camera of the spectral information of target row information and the PC machine for matching and showing the spectral information of EO-1 hyperion camera acquisition in the RGB camera of two dimensional image, scanning two dimensional image, further includes for the depth of field unit according to matched spectral information triggering collection 3D depth images；The present invention solve the problems, such as it is existing carry out that images steganalysis needs real-time processing data to cause that processing is complicated and image definition is not high causes that image detail information is not complete, highlight degree is low by RGB camera and EO-1 hyperion camera, achieved the effect that it is quick, accurately identify target and high-definition identification image be provided.
Description
Technical field
The present invention relates to images steganalysis field, the image mesh of RGB depth of field camera and EO-1 hyperion camera is based especially on
Identify other system and method.
Background technology
Existing RGB camera obtains the two dimensional image containing target, and the row information of EO-1 hyperion camera scanning two dimensional image obtains
The spectral information of target is taken, so as to complete target identification, but is had the following disadvantages：(1) line of target image is if desired obtained
The other informations such as reason, the image object identified using RGB camera and EO-1 hyperion camera, clarity is not high, and the information such as texture can not
It checks；(2) it is consistent with all image highlight degrees of the image object that EO-1 hyperion camera quickly identifies using RGB camera, it can not be fast
Speed distinguishes target and the other details on target periphery；(3) in the prior art EO-1 hyperion camera obtain in real time target line spectrum letter
Breath, and RGB camera is obtained in real time with the image information in the face region of EO-1 hyperion camera shooting behavior center line, the moment is being obtained
Line taking EO-1 hyperion camera matches the image information of monitoring area, and the moment is in acquisition image information, when test target is identified, place
Reason device needs are rapidly performed by its image taking, processor must high-performance could tackle processing speed substantially, otherwise can deposit
It is being delayed.So a kind of images steganalysis method is needed to reduce data processing difficulty using triggering identification and highlights target image
Details.
The content of the invention
It is an object of the invention to：The present invention provides known based on the image object of RGB depth of field camera and EO-1 hyperion camera
Other system and method solves existing by RGB camera and the real-time processing number of EO-1 hyperion camera progress images steganalysis needs
According to causing, processing is complicated and image definition is not high causes the problem of image detail information is not complete, highlight degree is low.
The technical solution adopted by the present invention is as follows：
Images steganalysis system based on RGB depth of field camera and EO-1 hyperion camera, including being used to obtain two dimensional image
The EO-1 hyperion camera of the spectral information of target row information in RGB camera, scanning two dimensional image, for matching and show EO-1 hyperion phase
The PC machine for the spectral information that machine obtains is further included for the depth of field according to matched spectral information triggering collection 3D depth images
Unit.
Preferably, the depth of field unit includes infrared camera A, infrared camera B and laser, the depth of field unit and PC machine
Connection, the infrared camera A, infrared camera B, laser and RGB camera are used to acquisition 3D depth images.It is preliminary using completing
The corresponding spectral information triggering depth of field unit of target of identification, avoids existing real-time the shortcomings that needing to handle and analyzing data, protects
It avoids while having demonstrate,proved accuracy and is delayed caused by processor performance is low.
Preferably, the light source at housing both ends, the bloom are symmetricly set on the system also includes housing and by transverse slat
Spectrum camera includes imaging lens and the imaging unit being fixedly connected with imaging lens, and the imaging lens are embedded in two light sources of housing
At symmetrical center positions, the imaging unit is arranged in housing, and the imaging lens upper end is disposed with red from left to right
Outer camera A, laser, RGB camera and infrared camera B.Contribute to the Image Acquisition under adverse circumstances, depth of field unit using light source
It can realize adaptively, corresponding operating parameter can be adjusted according to intensity of illumination, promotes accurately image, better stereoscopic depth is provided
Detail pictures further improve the clarity of image object.
Preferably, the PC machine includes being arranged on the in vivo processor of shell, the EO-1 hyperion camera, RGB camera, infrared phase
Machine A, infrared camera B and laser are electrically connected with processor.Data processing is carried out by the processor of high speed processing, only
There is the processing that target data is just carried out after triggering, greatly reduce data processing difficulty.
Images steganalysis method based on RGB depth of field camera and EO-1 hyperion camera, includes the following steps：
Step 1：It gathers the two dimensional image of target and scans the spectral information that row information in two dimensional image obtains target；
Step 2：The spectral information of acquisition with data in PC machine spectra database match and completes preliminary aim identification；
Step 3：The 3D depth of field is obtained using the spectral information for completing preliminary aim identification as trigger condition triggering depth of field unit
Image completes final goal identification.
Preferably, the step 1 includes the following steps：
Step 1.1：The two dimensional image of target is gathered by RGB camera；
Step 1.2：Using the row information of target in EO-1 hyperion camera scanning two dimensional image, the spectral information of target is obtained.
Preferably, the step 2 includes the following steps：
Step 2.1：After the spectral information of target is handled by processor, by usb signal line by transfer spectral information
To PC machine；
Step 2.2：It after PC machine is matched spectral information with spectra database therein and shows, completes preliminary aim
Identification.
Preferably, the step 3 includes the following steps：
Step 3.1：Completing the spectral information of a length of 860nm of spectral information medium wave of preliminary aim identification becomes triggering item
Part, PC machine are established with depth of field unit and connected；
Step 3.2：Infrared camera A, laser in the spectral information triggering depth of field unit that wavelength is 860nm, RGB camera
It works with infrared camera B and completes the acquisition of 3D depth images；
Step 3.3：PC machine is sent to after 3D depth images are handled by processor by usb signal line shown
It is identified into final goal.
In conclusion by adopting the above-described technical solution, the beneficial effects of the invention are as follows：
1. the present invention triggers depth of field camera acquisition 3D depth images, matching by completing the spectral information that preliminary aim identifies
It just triggers to precisely identify target after finishing, completing final goal by 3D depth images identifies, improves the clear of image object
Clear degree obtains the information such as highlight degree and the texture of image, solves and existing carries out figure by RGB camera and EO-1 hyperion camera
As target identification need real-time processing data cause that processing is complicated and image definition it is not high cause image detail information it is incomplete,
The problem of highlight degree is low has achieved the effect that quickly, accurately to identify target and provides high-definition identification image；
2. for the present invention by obtaining high-definition depth image, identified target image is clear, it can learn that image is believed
The details such as texture, the degree of roughness of breath rather than identified target, fogging image and do not highlight, convenient for by depth map
The analyzing and processing of picture is that recognition of face, foreign bodies detection etc. provide most strong technical support；
3. of the invention be acquired by spectral information triggering depth of field camera, to avoid the processing in real time of existing needs and can divide
The shortcomings that intractability caused by analysing image data is big, timeliness are high；
4. the RGB depth of field camera of the present invention can be realized adaptively, corresponding operating parameter can be adjusted according to intensity of illumination, is promoted
Accurately image under into strong light or dark surrounds, provides better stereoscopic depth detail pictures, further improves image object
Clarity；
5. the present invention triggers depth of field camera by spectral information, can be to avoid the triggering brought due to bad environments not in time
The shortcomings that, further improve the real-time of images steganalysis.
Description of the drawings
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein：
Fig. 1 is the structure diagram of present system；
Fig. 2 is the front view of present system；
Fig. 3 is the flow chart of the method for the present invention；
Fig. 4 is the corresponding design sketch of present system；
Fig. 5 is the depth map of depth of field camera acquisition of the present invention；
Figure label explanation：1- light sources, 2- imaging lens, 3- infrared cameras B, 4- infrared camera A, 5-RGB camera, 6- swash
Light device.
Specific embodiment
All features or disclosed all methods disclosed in this specification or in the process the step of, except mutually exclusive
Feature and/or step beyond, can combine in any way.
It elaborates with reference to Fig. 1-5 couples of present invention.
Images steganalysis system based on RGB depth of field camera and EO-1 hyperion camera, including being used to obtain two dimensional image
The EO-1 hyperion camera of the spectral information of target row information in RGB camera 5, scanning two dimensional image, for matching and show EO-1 hyperion
The PC machine for the spectral information that camera obtains is further included for the scape according to matched spectral information triggering collection 3D depth images
Deep unit.
Depth of field unit includes infrared camera A4, infrared camera B3 and laser 6, and depth of field unit is connected with PC machine, infrared phase
Machine A4, infrared camera B3, laser 6 and RGB camera 5 are used to acquisition 3D depth images.
System further includes housing and the light source 1 at housing both ends is symmetricly set on by transverse slat, and EO-1 hyperion camera includes imaging
Camera lens 2 and the imaging unit being fixedly connected with imaging lens 2, imaging lens 2 are embedded in two 1 symmetrical center positions of light source of housing
Place, imaging unit are arranged in housing, and 2 upper end of imaging lens is disposed with infrared camera A4, laser 6, RGB from left to right
Camera 5 and infrared camera B3.
PC machine includes being arranged on the in vivo processor of shell, EO-1 hyperion camera, RGB camera 5, infrared camera A4, infrared camera
B3 and laser 6 are electrically connected with processor.
Embodiment 1
All camera lens all use the tight shot of 25mm；Processor uses FPGA, and wire transmission may be employed in transmission
Wireless transmission can also be used, the wireless transmission unit that FPGA is carried can be used by usb signal line, wireless transmission in wire transmission
It carries out corresponding matching and completes wireless transmission；EO-1 hyperion camera include imaging lens and imaging unit, imaging unit include with into
The imaging spectrometer connected as camera lens and the ccd array device that is connected with imaging spectrometer；EO-1 hyperion camera sweeps target into every trade
It retouches, captures the spectral information of related definite target, spectral information is sent to PC machine after processor is handled, with spectrum number therein
According to storehouse matching, matching includes spectral similarity, spectrum registration etc., and after spectral information matches, wavelength is at 860nm
Spectral information is as trigger signal, and after PC machine establishes connection with depth of field camera, depth of field camera is quickly triggered, the letter at 860nm
Number value feeds back to the infrared camera A4 at both ends and infrared camera B3 so that infrared camera A4, infrared camera B3, laser 6 and RGB
Camera 5 works together, and obtains determining the 3 d image information of target；This response time in us ranks, is quickly finished to identifying mesh
The acquisition of depth image is marked, substantially increases efficiency, accuracy and the real-time of identification；(brightness value etc. is included with spectral information
Information) triggering depth of field camera goes work, it is possible to reduce very big data acquisition, analyzing and processing work；As illustrated in figures 4-5, in Fig. 4
The first width figure be spectrogram, this spectrogram be in the second width figure depth of field camera shoot among the perpendicular row of mark spectral information,
Right side is system structure diagram, and Fig. 5 is RGB depth of field phases after identified target is matched with the spectrum in spectra database
The depth image schematic diagram of what machine was got belong to this identified row, according to Fig. 5, can it can be clearly seen that the target highlighted with
The information such as the texture of target.
Embodiment 2
When needs using light source 1, the light source of 1 scope 350-1000nm of light source is convenient for depth of field camera root using light source 1
Operating parameter is adjusted according to intensity of illumination, illumination etc. is provided, convenient for accurately image.
Embodiment 3
Images steganalysis method based on RGB depth of field camera and EO-1 hyperion camera, includes the following steps：
Step 1：It gathers the two dimensional image of target and scans the spectral information that row information in two dimensional image obtains target；
Step 2：The spectral information of acquisition with data in PC machine spectra database match and completes preliminary aim identification；
Step 3：The 3D depth of field is obtained using the spectral information for completing preliminary aim identification as trigger condition triggering depth of field unit
Image completes final goal identification.
Operation principle：The two dimensional image of target is gathered by RGB camera 5, using in EO-1 hyperion camera scanning two dimensional image
The row information of target obtains the spectral information of target；After the spectral information of target is handled by processor, pass through usb signal
Line after PC machine is matched spectral information with spectra database therein and shows transfer spectral information to PC machine, completes
Preliminary aim identifies；Completing the spectral information of a length of 860nm of spectral information medium wave of preliminary aim identification becomes trigger condition, PC
Machine and depth of field unit, which are established, to be connected, the spectral information that wavelength is 860nm trigger infrared camera A4 in depth of field unit, laser 6,
The acquisition of 3D depth images is completed in RGB camera 5 and infrared camera B3 work；Pass through after 3D depth images are handled by processor
Usb signal line is sent to PC machine and carries out display completion final goal identification；It solves existing by RGB camera and EO-1 hyperion camera
Carrying out images steganalysis needs real-time processing data to cause processing is complicated and image definition is not high image detail is caused to be believed
The problem of breath is not complete, highlight degree is low, the effect for reached quick, accurately identifying target and high-definition identification image is provided
Fruit.
Claims (8)
1. the images steganalysis system based on RGB depth of field camera and EO-1 hyperion camera, the RGB including being used to obtain two dimensional image
The EO-1 hyperion camera of the spectral information of target row information in camera (5), scanning two dimensional image, for matching and show EO-1 hyperion phase
The PC machine for the spectral information that machine obtains, it is characterised in that：It further includes for according to matched spectral information triggering collection 3D scapes
The depth of field unit of deep image.
2. the images steganalysis system according to claim 1 based on RGB depth of field camera and EO-1 hyperion camera, feature
It is：The depth of field unit includes infrared camera A (4), infrared camera B (3) and laser (6), the depth of field unit and PC machine
Connection, the infrared camera A (4), infrared camera B (3), laser (6) and RGB camera (5) are used to acquisition 3D depth images.
3. the images steganalysis system according to claim 2 based on RGB depth of field camera and EO-1 hyperion camera, feature
It is：The light source (1) at housing both ends, the EO-1 hyperion camera bag are symmetricly set on the system also includes housing and by transverse slat
Imaging lens (2) and the imaging unit being fixedly connected with imaging lens (2) are included, the imaging lens (2) are embedded in two light of housing
At source (1) symmetrical center positions, the imaging unit is arranged in housing, and imaging lens (2) upper end is from left to right successively
It is provided with infrared camera A (4), laser (6), RGB camera (5) and infrared camera B (3).
4. the images steganalysis system according to claim 3 based on RGB depth of field camera and EO-1 hyperion camera, feature
It is：The PC machine includes being arranged on the in vivo processor of shell, the EO-1 hyperion camera, RGB camera (5), infrared camera A (4),
Infrared camera B (3) and laser (6) are electrically connected with processor.
5. the images steganalysis method based on RGB depth of field camera and EO-1 hyperion camera, it is characterised in that：Include the following steps：
Step 1：It gathers the two dimensional image of target and scans the spectral information that row information in two dimensional image obtains target；
Step 2：The spectral information of acquisition with data in PC machine spectra database match and completes preliminary aim identification；
Step 3：3D depth images are obtained using the spectral information for completing preliminary aim identification as trigger condition triggering depth of field unit
Complete final goal identification.
6. the images steganalysis method according to claim 5 based on RGB depth of field camera and EO-1 hyperion camera, feature
It is：The step 1 includes the following steps：
Step 1.1：The two dimensional image of target is gathered by RGB camera；
Step 1.2：Using the row information of target in EO-1 hyperion camera scanning two dimensional image, the spectral information of target is obtained.
7. the images steganalysis method according to claim 5 based on RGB depth of field camera and EO-1 hyperion camera, feature
It is：The step 2 includes the following steps：
Step 2.1：After the spectral information of target is handled by processor, by usb signal line by transfer spectral information to PC
Machine；
Step 2.2：It after PC machine is matched spectral information with spectra database therein and shows, completes preliminary aim and know
Not.
8. the images steganalysis method according to claim 5 based on RGB depth of field camera and EO-1 hyperion camera, feature
It is：The step 3 includes the following steps：
Step 3.1：Completing the spectral information of a length of 860nm of spectral information medium wave of preliminary aim identification becomes trigger condition, PC
Machine is established with depth of field unit and connected；
Step 3.2：The spectral information that wavelength is 860nm triggers infrared camera A in depth of field unit, laser, RGB camera and red
The acquisition of 3D depth images is completed in outer camera B work；
Step 3.3：PC machine is sent to by usb signal line after 3D depth images are handled by processor and carries out display completion most
Whole target identification.
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