CN109831644A - A kind of image remote transfer management platform - Google Patents
A kind of image remote transfer management platform Download PDFInfo
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- CN109831644A CN109831644A CN201811556654.7A CN201811556654A CN109831644A CN 109831644 A CN109831644 A CN 109831644A CN 201811556654 A CN201811556654 A CN 201811556654A CN 109831644 A CN109831644 A CN 109831644A
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Abstract
The present invention relates to technical field of image processing, disclose a kind of image remote transfer management platform, including image generation unit, circulation staggeredly generates odd field image and even field picture, and is sent out image, and image all has the data of multirow and multiple row；Image cutting is connect with image generation unit, is received image and is cut into odd row data from odd field image, even number of lines evidence is cut into from even field picture；Image transmitting unit is connect with image cutting, is read and is sent out data；Image fitting unit, connect with image transmitting unit, receives data, and complete fitting image is fitted after being initially received data；Image-display units are connect with image fitting unit, are read the fitting image in image fitting unit and are shown；Image generation unit forms image data, and image cutting carries out cutting to image data to allow the transmission quantity of image data to become half, has the advantages that the big image occupied bandwidth of transmission is small.
Description
Technical field
The present invention relates to technical field of image processing, more specifically, it relates to a kind of image remote transfer management platform.
Background technique
Currently, computer long-distance control network management, the exchange of enterprises affairs and in terms of using general
Time, it carries out real-time control to controlled terminal in the virtual controlled terminal screen of control terminal, for the excuse by screen picture, as using
Family is sitting in controlled terminal, and directly to operate computer the same.Wherein, screen picture transmission is the core remotely controlled, is that influence system is real-time
Principal element.In acquisition screen picture, screen picture compression and tele-video transmission, there are the calculating of mass data, make excessive
The image data of screen occupies massive band width even Blocking Networks, finally influences real-time and safety.Therefore one kind is needed to account for
With the small image remote transfer management platform of bandwidth.
Summary of the invention
Problem in view of the prior art, the present invention provide a kind of image remote transfer management platform, have the big figure of transmission
As the small advantage of occupied bandwidth.
To achieve the above object, the present invention provides the following technical scheme that
A kind of image remote transfer management platform, comprising:
Image generation unit staggeredly generates odd field image and even field picture for floor to recycle, and is sent out odd field
Image or even field picture, odd field image and even field picture all have the data of multirow and multiple row；
Image cutting is connect with described image generation unit, for receiving odd field image or even field picture and from odd field
It is cut into the odd row data of odd field image in image, and is cut into the even number of lines evidence of even field picture from even field picture；
Image transmitting unit is connect with described image cutter unit, for reading and being sent out odd row data or even number
Row data；
Image fitting unit is connect with described image transmission unit, for receiving odd row data or even number of lines evidence, first
Secondary reception odd row data and even number of lines are fitted after in complete fitting image, and by subsequently received odd-numbered line
Data or even number of lines evidence are updated in the fitting image；
Image-display units are connect with described image fitting unit, and the fitting image for reading in image fitting unit is gone forward side by side
Row display.
Through the above technical solutions, image generation unit forms image data, image cutting carries out image data
Cutting will not also make image data be beyond expression its image information to allowing the transmission quantity of image data to become half, together
When image fitting the image information of the current information of image and a upper width can be fitted to entire image, thus allow image explicitly
It is more complete, more real-time, have the advantages that the big image occupied bandwidth of transmission is small.
Further, described image generation unit connect the channel for being used for transmission data and institute with described image cutter unit
Stating the connection of image transmitting unit and described image cutter unit, to be used for transmission the channel of data different；
Described image transmission unit connect the channel for being used for transmission data with described image fitting unit and described image display is single
Member connects that be used for transmission the channel of data different with described image fitting unit.
Through the above technical solutions, reading data are different from the transmission data throughout of data, identical channel is not used,
The read data operation for avoiding data throughout big occupies channel and transmission data manipulation can not be carried out.
Further, described image cutter unit does not carry out piece image repeating cutting, and cycle alternation cuts odd field
Odd row data and even number of lines evidence in image, and cycle alternation cuts the odd row data and even number of lines in even field picture
According to.
Through the above technical solutions, to odd field and the even field in image replace cutting can allow image explicitly
It is truer, rather than the line number that total display is fixed.
Further, described image display unit further includes carrying out bilateral filtering smoothing processing to fitting image.
Through the above technical solutions, bilateral filtering can carry out smoothly image in the case where not changing edge in image
Processing, while subsequent filtering processing bring fuzziness can also be reduced.
Further, described image display unit further includes carrying out gaussian filtering smoothing processing to fitting image.
Through the above technical solutions, gaussian filtering can filter off the projecting inward noise in isolated island in some regions in image,
To make image more smooth.
Further, image transmitting unit further includes to the odd row data of transmission or even number of lines according to compressing；
Image fitting unit further includes unziping it to received odd row data or even number of lines evidence.
Through the above technical solutions, the data to transmission are compressed, the transmission bandwidth that data can be allowed to occupy accounts for lower.
Further, compression method is string list compression algorithm.
Through the above technical solutions, string list compression algorithm is also known as lzw algorithm, by establishing a string table, use is shorter
Code realize compression to indicate longer character string, the corresponding relationship of character string and coding is dynamically given birth in compression process
At, and it is implicit in the compressed data, it is a kind of lossless compression that decompression when is restored according to table.
Compared with prior art, the beneficial effects of the present invention are: image generation unit forms image data, image cutting is single
Member carries out cutting to image data to allow the transmission quantity of image data to become half, while will not also make image data can not table
Up to its image information, while the image information of the current information of image and a upper width can be fitted to entire image by image fitting,
To make image explicitly more complete, more real-time, have the advantages that the big image occupied bandwidth of transmission is small.
Detailed description of the invention
Fig. 1 is the flow diagram of the embodiment of the present invention.
Appended drawing reference: 1, image generation unit；2, image cutting；3, image transmitting unit；4, image fitting unit；
5, image-display units.
Specific embodiment
With reference to the accompanying drawings and examples, the present invention will be described in detail.
Embodiment
A kind of image remote transfer management platform, as shown in Figure 1, including the successively image generation unit 1 of data connection, figure
As cutter unit 2, image transmitting unit 3, image fitting unit 4 and image-display units 5.Image generation unit 1 can make a living
The camera of odd field image and even field picture is sequentially generated at circulation, camera can be the either digital camera shooting of simulation camera
Head.Image cutting 2 can be the computer program run in the processor for passing through connection with camera, and processor can be
Single-chip microcontroller or DSP.Image transmitting unit 3 then for composition transmission network web-transporting device, such as composition local area network or
The router or exchanger of wide area network.Router or exchanger can carry out squeeze operation to the data that it is transmitted.Image is quasi-
Closing unit 4 is the computer program run in the processor connecting with router data, and image-display units 5 can be for aobvious
Show the display of computing device, such as the display of included video card, the built-in of processing processing image data can be run in video card
Program.
Image generation unit 1 staggeredly generates odd field image and even field picture for floor to recycle, and is sent out
Odd field image or even field picture, odd field image and even field picture all have the data of multirow and multiple row.
Image cutting 2, and 1 data connection of image generation unit, for receiving odd field image or even field picture simultaneously
It is cut into the odd row data of odd field image from odd field image, and is cut into the even number line of even field picture from even field picture
Data.Odd row data can be horizontal row data, can also be vertical row data.Image cutting 2 is not to piece image
It carries out repeating cutting, and odd row data and even number of lines evidence in cycle alternation cutting odd field image, and cycle alternation is cut
Odd row data and even number of lines evidence in even field picture.I.e. image cutting 2 only cuts one time an amplitude from the beginning to the end,
Even number of lines evidence will not be cut after having cut odd row data, then to same width figure.
Image transmitting unit 3 is connect with image cutting 2, for reading and being sent out odd row data or idol
Several rows of data.RS-232 bus or RS-485 bus either ICP/IP protocol can be used in image transmitting unit 3.
Image fitting unit 4 is connect with image transmitting unit 3, for receiving odd row data or even number of lines evidence,
It is initially received odd row data and even number of lines to be fitted after in complete fitting image, and by subsequently received odd number
Row data or even number of lines evidence are updated in fitting image.Fitting is exactly that the odd row data of piece image is had next width figure
The even number of lines of picture is according to cross arrangement at the complete image of a width.Image transmitting unit 3 further includes the odd row data to transmission
Perhaps even number of lines according to compressed image fitting unit 4 further include to received odd row data or even number of lines according into
Row decompression.Compression method is string list compression algorithm, and string list compression algorithm is also known as lzw algorithm, by establishing a string table,
Longer character string is indicated with shorter code to realize and compress, the corresponding relationship of character string and coding is in compression process
Dynamic generation, and it is implicit in the compressed data, it is a kind of lossless compression that decompression when is restored according to table.
Image generation unit 1 connect the channel for being used for transmission data and image transmitting unit 3 and figure with image cutting 2
As the channel that the connection of cutter unit 2 is used for transmission data is different.Image transmitting unit 3 is connect with image fitting unit 4 for passing
It is different that the channel of transmission of data and image-display units 5 from the connection of image fitting unit 4 are used for transmission the channel of data.Read data
It is different from the transmission data throughout of data, identical channel is not used, the read data operation for avoiding data throughout big accounts for
Allow transmission data manipulation that can not carry out according to channel.
Image-display units 5 are connect with image fitting unit 4, for reading the fitting image in image fitting unit 4 simultaneously
It is shown.Image-display units 5 further include, and carry out bilateral filtering smoothing processing to fitting image, then to fitting image into
Row gaussian filtering smoothing processing.Bilateral filtering is a kind of smoothing method that can keep image border.It is similar with gaussian filtering, it is double
Side filtering is also to be realized that only its weight consists of two parts by pixel in calculating and the weighted average of neighborhood territory pixel.
Wherein, first part is identical with the weight of Gaussian smoothing；Second part is also Gauss weight, but during the weight is not based on
The space length of imago element, but the difference based on the gray value with central pixel point.Bilateral filtering function has 3 major parameters
(not including outputting and inputting): first parameter d is the neighborhood of pixels diameter in filtering；Second parameter is for color
The parameter of domain Gaussian kernel, referred to as sigmaColor are similar with the sigma parameter in gaussian filtering；Third parameter is spatial domain
In Gaussian kernel width, referred to as sigmaSpace.It is in isolated island that it is projecting inward, which can to filter off some regions in image, for gaussian filtering
Noise, to make image more smooth.Gaussian filtering is a kind of linear smoothing filtering, is suitable for eliminating Gaussian noise, be widely applied
In the noise abatement process of image procossing.Popular says, gaussian filtering is exactly the process being weighted and averaged to entire image, each
The value of pixel obtains after being all weighted averagely by other pixel values in itself and neighborhood.The specific behaviour of gaussian filtering
Work is: with an each of template (or convolution, mask) scan image pixel, pixel in the neighborhood that is determined with template
Weighted average gray value goes the value of alternate template central pixel point.Image generation unit 1 forms image data, image cutting
2 pairs of image datas carry out cutting to allow the transmission quantity of image data to become half, while will not also make image data can not table
Up to its image information, while the image information of the current information of image and a upper width can be fitted to entire image by image fitting,
To make image explicitly more complete, more real-time, have the advantages that the big image occupied bandwidth of transmission is small
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment,
All technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
For those of ordinary skill, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (7)
1. a kind of image remote transfer management platform characterized by comprising
Image generation unit (1) staggeredly generates odd field image and even field picture for floor to recycle, and is sent out surprise
Field picture or even field picture, odd field image and even field picture all have the data of multirow and multiple row；
Image cutting (2) is connect with described image generation unit (1), for receiving odd field image or even field picture simultaneously
It is cut into the odd row data of odd field image from odd field image, and is cut into the even number line of even field picture from even field picture
Data；
Image transmitting unit (3) is connect with described image cutter unit (2), for read and be sent out odd row data or
Person's even number of lines evidence；
Image fitting unit (4) is connect, for receiving odd row data or even number of lines with described image transmission unit (3)
According to fitting after being initially received odd row data and even number of lines evidence is in complete fitting image, and will be subsequently received
Odd row data or even number of lines according to being updated in the fitting image；
Image-display units (5) are connect with described image fitting unit (4), for reading the fitting in image fitting unit (4)
Image is simultaneously shown.
2. image remote transfer management platform according to claim 1, which is characterized in that described image generation unit (1)
The channel for being used for transmission data and described image transmission unit (3) is connect with described image cutter unit (2) to cut with described image
Cut the channel difference that unit (2) connection is used for transmission data；
Described image transmission unit (3) connect channel and the described image for being used for transmission data with described image fitting unit (4)
It is different that display unit (5) and described image fitting unit (4) connection are used for transmission the channel of data.
3. image remote transfer management platform according to claim 2, which is characterized in that described image cutter unit (2)
Piece image is not carried out repeating cutting, and odd row data and even number of lines evidence in cycle alternation cutting odd field image, and
Cycle alternation cuts odd row data and even number of lines evidence in even field picture.
4. image remote transfer management platform according to claim 3, which is characterized in that described image display unit (5)
It further include that bilateral filtering smoothing processing is carried out to fitting image.
5. image remote transfer management platform according to claim 4, which is characterized in that described image display unit (5)
It further include that gaussian filtering smoothing processing is carried out to fitting image.
6. image remote transfer management platform according to claim 5, which is characterized in that image transmitting unit (3) also wraps
It includes to the odd row data of transmission or even number of lines according to compressing；
Image fitting unit (4) further includes unziping it to received odd row data or even number of lines evidence.
7. image remote transfer management platform according to claim 6, which is characterized in that compression method is that string list compression is calculated
Method.
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| CN201811556654.7A CN109831644B (en) | 2018-12-19 | 2018-12-19 | Image remote transmission management platform |
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| CN201811556654.7A CN109831644B (en) | 2018-12-19 | 2018-12-19 | Image remote transmission management platform |
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