CN108986028A - A kind of method and system of high-definition picture processing - Google Patents
A kind of method and system of high-definition picture processing Download PDFInfo
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- CN108986028A CN108986028A CN201810684366.3A CN201810684366A CN108986028A CN 108986028 A CN108986028 A CN 108986028A CN 201810684366 A CN201810684366 A CN 201810684366A CN 108986028 A CN108986028 A CN 108986028A
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000000694 effects Effects 0.000 claims abstract description 54
- 230000005540 biological transmission Effects 0.000 claims description 16
- 230000002708 enhancing effect Effects 0.000 claims description 5
- 238000005194 fractionation Methods 0.000 abstract description 4
- 238000012805 post-processing Methods 0.000 abstract description 3
- 238000004364 calculation method Methods 0.000 description 2
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- 238000005516 engineering process Methods 0.000 description 2
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- 235000013399 edible fruits Nutrition 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T3/00—Geometric image transformations in the plane of the image
- G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
- G06T3/4053—Scaling of whole images or parts thereof, e.g. expanding or contracting based on super-resolution, i.e. the output image resolution being higher than the sensor resolution
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T3/00—Geometric image transformations in the plane of the image
- G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
- G06T3/4038—Image mosaicing, e.g. composing plane images from plane sub-images
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Abstract
The present invention provides a kind of method and systems of high-definition picture processing, and the system comprises the first chip and the second chip, first chip includes first interface, first processing units and second interface；Second chip includes third interface, the second processing unit and the 4th interface.First processing chip is sent to the second chip by second interface after splitting to high-definition picture by first interface reception high-definition picture.Second chip is the chip with processing high-definition picture performance, lower resolution image after the fractionation received is spliced into high-definition picture again and handled by it, and the corresponding image effect parameter of processing result is sent to the first chip, first chip receives image effect parameter, and executes corresponding image effect to first resolution image according to image effect parameter.In this way, allowing for lower first chip of performance also can be realized post-processing operation to super-resolution image.
Description
Technical field
The present invention relates to field of image processing, in particular to a kind of method and system of high-definition picture processing.
Background technique
With the development of science and technology and social progress, higher requirements are also raised to taking pictures by people, is mainly manifested in and wants
Ask camera that can take high-resolution image.
Currently, oversubscription camera is widely used, oversubscription (i.e. super-resolution) can be defined as resolution ratio and be greater than
1080P.Oversubscription camera acquired image is transmitted to after oversubscription image processing system, due to part preprocessor hardware item
Part is limited, can only handle the lower image of resolution ratio, often helpless for the super-resolution image received.
Thus, if it is possible on the basis of hardware condition is constant, so that original image processing system for being merely able to processing low resolution
Become also to be capable of handling oversubscription image, this will be very significant.
Summary of the invention
For this reason, it may be necessary to a kind of technical solution of high-definition picture processing be provided, for solving oversubscription image processing system
Due to being limited by hardware condition, lead to not the problem of handling super-resolution image.
To achieve the above object, the system for inventor providing a kind of processing of high-definition picture, the system comprises the
One chip and the second chip, first chip include first interface, first processing units and second interface；Second chip
Including third interface, the second processing unit and the 4th interface；
The first interface is supported to receive first resolution image, the second interface support transmission second resolution figure
Picture, the third interface are supported to receive second resolution image, the 4th interface support transmission first resolution image；It is described
First resolution is greater than second resolution；
The first processing units are used to receive first resolution image by first interface, and according to first resolution and
First resolution image is cut into several second resolution images by the size relation of second resolution, and will be after cutting
Each second resolution image is successively sent to third interface by second interface；
Described the second processing unit is used for through third interface second resolution image, and received second is differentiated
Rate image is spliced into first resolution image according to cutting rule again, and is differentiated using image processing algorithm to the first of splicing
Rate image carries out the first processing, obtains image effect parameter according to the first processing result image, and pass through the 4th interface for image
Efficacy parameter is sent to first interface；
The first processing units are used to receive image effect parameter by second interface, and according to image effect parameter pair
First resolution image executes corresponding image effect.
Further, first chip further includes the first storage unit, and the first processing units will be for that will execute figure
As the first resolution image after effect is stored in the first storage unit.
Further, described image Processing Algorithm includes HDR image algorithm, night scene image enhancing algorithm, recognition of face calculation
Method, object recognition algorithm, any one in human bioequivalence algorithm.
Further, the first interface and third interface are MIPI-CSI receiving interface, the second interface and the 4th
Interface is MIPI-CSI transmission interface.
Further, second interface and the 4th interface transmittability mismatch.
Inventor additionally provides a kind of method of high-definition picture processing, and the method is applied to kind of a high-definition picture
The system of processing, the system comprises the first chip and the second chip, first chip includes first interface, the first processing list
Member and second interface；Second chip includes third interface, the second processing unit and the 4th interface；
First interface supports reception first resolution image, and second interface is supported to send second resolution image, and third connects
Mouth is supported to receive second resolution image, the 4th interface support transmission first resolution image；The first resolution is greater than the
Two resolution ratio；
It the described method comprises the following steps:
First processing units receive first resolution image by first interface, and are differentiated according to first resolution and second
First resolution image is cut into several second resolution images by the size relation of rate, and by each second after cutting
Image in different resolution is successively sent to third interface by second interface；
The second processing unit is pressed received second resolution image by third interface second resolution image
Be spliced into first resolution image again according to cutting rule, and using image processing algorithm to the first resolution image of splicing into
The processing of row first obtains image effect parameter according to the first processing result image, and passes through the 4th interface for image effect parameter
It is sent to first interface；
First processing units receive image effect parameter by second interface, and are differentiated according to image effect parameter to first
Rate image executes corresponding image effect.
Further, first chip further includes the first storage unit, which comprises
First resolution image after executing image effect is stored in the first storage unit by first processing units.
Further, described image Processing Algorithm includes HDR image algorithm, night scene image enhancing algorithm, recognition of face calculation
Method, object recognition algorithm, any one in human bioequivalence algorithm.
Further, the first interface and third interface are MIPI-CSI receiving interface, the second interface and the 4th
Interface is MIPI-CSI transmission interface.
Further, second interface and the 4th interface transmittability mismatch.
It is different from the prior art, the method and system of the processing of high-definition picture described in above-mentioned technical proposal, the system
System includes the first chip and the second chip, and first chip includes first interface, first processing units and second interface；It is described
Second chip includes third interface, the second processing unit and the 4th interface.First processing chip receives high score by first interface
Resolution image, and the second chip is sent to by second interface after splitting to high-definition picture.Second chip be with
The chip for handling high-definition picture performance, is spliced into high-resolution for the lower resolution image after the fractionation received again
Rate image is simultaneously handled, and the corresponding image effect parameter of processing result is sent to the first chip, and the first chip receives
Image effect parameter, and corresponding image effect is executed to first resolution image according to image effect parameter.In this way, allowing for
Lower first chip of performance also can be realized the post-processing operation to super-resolution image.
Detailed description of the invention
Fig. 1 is the schematic diagram of the system for the high-definition picture processing that an embodiment of the present invention is related to；
Fig. 2 is the flow chart of the method for the high-definition picture processing that an embodiment of the present invention is related to；
Description of symbols:
101, the first chip；
111, first interface；112, first processing units；113, second interface；
102, the second chip；
121, third interface；122, the second processing unit；123, the 4th interface；
103, oversubscription camera.
Specific embodiment
Technology contents, construction feature, the objects and the effects for detailed description technical solution, below in conjunction with specific reality
It applies example and attached drawing is cooperated to be explained in detail.
Referring to Fig. 1, the schematic diagram of the system for the high-definition picture processing that an embodiment of the present invention is related to.The system
System includes the first chip 101 and the second chip 102, and first chip 101 includes first interface 111, first processing units 112
With second interface 113；Second chip 102 includes third interface 121, the second processing unit 122 and the 4th interface 123；
The first interface 111 is supported to receive first resolution image, the second resolution of the support of second interface 113 transmission
Rate image, the third interface 121 are supported to receive second resolution image, the first resolution of the 4th interface 123 support transmission
Rate image；The first resolution is greater than second resolution.
First processing units and the second processing unit are the electronic component with image processing function, such as dsp processor (number
Word signal processor).Preferably, the performance of the second processing unit is better than first processing units, i.e. the second processing unit is compared
It is capable of handling the image of higher resolution in first processing units, or can be right using more complicated algorithm (such as AI algorithm)
Image is handled.
In the present embodiment, the first interface and third interface are MIPI-CSI receiving interface, the second interface
It is MIPI-CSI transmission interface with the 4th interface.Specifically, second interface and the 4th interface transmittability mismatch.Such as second
Interface is the transmission interface for supporting 1080P image in different resolution, and the 4th interface is the transmission interface for supporting 4K image in different resolution.Another
In some embodiments, the second interface, third interface, the 4th interface can also be SPI interface.Preferably, second interface is
MIPI-Tx/Rx multiplex interface, i.e. second interface be both used to send data and can be used for receiving data, connect so as to second
Mouth receives the image effect parameter that the second chip is sent.
The first processing units 112 are used to receive first resolution image by first interface 111, and according to first point
First resolution image is cut into several second resolution images, and will cut by the size relation of resolution and second resolution
Each second resolution image after cutting successively is sent to third interface 121 by second interface 113.In the present embodiment,
First resolution is 4K, second resolution 1080P, and first processing units tear the 4K image for receiving oversubscription camera 103 open
It is divided into 4 width 1080P images.The rule of fractionation is preferably to carry out 4 equal parts to the image received.
Described the second processing unit 122 is used to receive second resolution image by third interface 121, and by received the
Two image in different resolution are spliced into first resolution image according to cutting rule again, and using image processing algorithm to the of splicing
One image in different resolution carries out the first processing, obtains image effect parameter according to the first processing result image, and pass through the 4th interface
Image effect parameter is sent to first interface by 123；
The first processing units 112 are used to receive image effect parameter by second interface, and are joined according to image effect
Several pairs of first resolution images execute corresponding image effect.
Image effect parameter is corresponding with image processing algorithm, and in the present embodiment, described image Processing Algorithm includes
It is HDR image algorithm, night scene image enhancing algorithm, face recognition algorithms, object recognition algorithm, any one in human bioequivalence algorithm
Kind.
Specifically, when image processing algorithm is that night scene enhances algorithm, image effect parameter is night scene reinforcing effect, such as
The brightness value that the needs of night scene image enhance；
When image processing algorithm is HDR (high dynamic range) image algorithm, image effect parameter is HDR effect image,
Such as convert the image into the brightness value that HDR image needs to enhance；
When image processing algorithm is face or object recognition algorithm, image effect parameter is face or object features value
Coordinate and weighted value, such as image effect can be the position outlined where face in image or object.
In certain embodiments, first chip further includes the first storage unit, and the first processing units are used for will
First resolution image after executing image effect is stored in the first storage unit.First resolution image can pass through display
Unit is shown, other applications subsequent processing, such as compression processing can also be waited.
As shown in Fig. 2, inventor additionally provides a kind of method of high-definition picture processing, the method is applied to kind of a height
Image in different resolution processing system, the system comprises the first chip and the second chip, first chip include first interface,
First processing units and second interface；Second chip includes third interface, the second processing unit and the 4th interface；
First interface supports reception first resolution image, and second interface is supported to send second resolution image, and third connects
Mouth is supported to receive second resolution image, the 4th interface support transmission first resolution image；The first resolution is greater than the
Two resolution ratio；
It the described method comprises the following steps:
It initially enters step S201 first processing units and first resolution image is received by first interface, and according to first
First resolution image is cut into several second resolution images by the size relation of resolution ratio and second resolution, and will
Each second resolution image after cutting is successively sent to third interface by second interface；
S202 the second processing unit is then entered step by third interface second resolution image, and will be received
Second resolution image is spliced into first resolution image according to cutting rule again, and using image processing algorithm to splicing
First resolution image carries out the first processing, obtains image effect parameter according to the first processing result image, and connect by the 4th
Image effect parameter is sent to first interface by mouth；
It then enters step S203 first processing units and image effect parameter is received by second interface, and imitated according to image
Fruit parameter executes corresponding image effect to first resolution image.
In certain embodiments, first chip further includes the first storage unit, which comprises the first processing is single
First resolution image after executing image effect is stored in the first storage unit by member.When first processing units get phase
After should instructing, it will acquire the image stored in the first storage unit and carry out corresponding operating, the operational order includes but is not limited to
Display operation, squeeze operation, transmission operation etc..
The method and system of the processing of high-definition picture described in above-mentioned technical proposal, the system comprises the first chip and
Second chip, first chip include first interface, first processing units and second interface；Second chip includes third
Interface, the second processing unit and the 4th interface.First processing chip receives high-definition picture by first interface, and to high score
Resolution image by second interface is sent to the second chip after being split.Second chip is with processing high-definition picture
The chip of energy, is spliced into high-definition picture for the lower resolution image after the fractionation received again and handles,
And the corresponding image effect parameter of processing result is sent to the first chip, the first chip receives image effect parameter, and root
Corresponding image effect is executed to first resolution image according to image effect parameter.In this way, allowing for lower first core of performance
Piece also can be realized the post-processing operation to super-resolution image.
It should be noted that being not intended to limit although the various embodiments described above have been described herein
Scope of patent protection of the invention.Therefore, it based on innovative idea of the invention, change that embodiment described herein is carried out and is repaired
Change, or using equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content, it directly or indirectly will be with
Upper technical solution is used in other related technical areas, is included within scope of patent protection of the invention.
Claims (10)
1. a kind of system of high-definition picture processing, which is characterized in that the system comprises the first chip and the second chip, institutes
Stating the first chip includes first interface, first processing units and second interface；Second chip includes third interface, at second
Manage unit and the 4th interface；
The first interface is supported to receive first resolution image, the second interface support transmission second resolution image, institute
It states third interface to support to receive second resolution image, the 4th interface is supported to send first resolution image；Described first
Resolution ratio is greater than second resolution；
The first processing units are used to receive first resolution image by first interface, and according to first resolution and second
First resolution image is cut into several second resolution images by the size relation of resolution ratio, and will be each after cutting
Second resolution image is successively sent to third interface by second interface；
Described the second processing unit is used for through third interface second resolution image, and by received second resolution figure
As being spliced into first resolution image again according to cutting rule, and using image processing algorithm to the first resolution figure of splicing
As carrying out the first processing, image effect parameter is obtained according to the first processing result image, and pass through the 4th interface for image effect
Parameter is sent to first interface；
The first processing units are used to receive image effect parameter by second interface, and according to image effect parameter to first
Image in different resolution executes corresponding image effect.
2. the system of high-definition picture as described in claim 1 processing, which is characterized in that first chip further includes the
One storage unit, the first processing units are used to the first resolution image after execution image effect being stored in the first storage
In unit.
3. the system of high-definition picture as described in claim 1 processing, which is characterized in that described image Processing Algorithm includes
It is HDR image algorithm, night scene image enhancing algorithm, face recognition algorithms, object recognition algorithm, any one in human bioequivalence algorithm
Kind.
4. the system of high-definition picture processing as described in claim 1, which is characterized in that the first interface and third connect
Mouth is MIPI-CSI receiving interface, and the second interface and the 4th interface are MIPI-CSI transmission interface.
5. the system of high-definition picture processing as described in claim 1 or 4, which is characterized in that second interface and the 4th connects
Oral instructions Movement Capabilities mismatch.
6. a kind of method of high-definition picture processing, which is characterized in that the method is applied to kind of a high-definition picture processing
System, the system comprises the first chip and the second chip, first chip include first interface, first processing units and
Second interface；Second chip includes third interface, the second processing unit and the 4th interface；
First interface is supported to receive first resolution image, second interface support transmission second resolution image, third interface branch
It holds and receives second resolution image, the 4th interface is supported to send first resolution image；The first resolution is greater than second point
Resolution；
It the described method comprises the following steps:
First processing units receive first resolution image by first interface, and according to first resolution and second resolution
First resolution image is cut into several second resolution images, and each second after cutting is differentiated by size relation
Rate image is successively sent to third interface by second interface；
The second processing unit is by third interface second resolution image, and by received second resolution image according to cutting
It cuts rule and is spliced into first resolution image again, and carry out the using first resolution image of the image processing algorithm to splicing
One processing, obtains image effect parameter according to the first processing result image, and send image effect parameter by the 4th interface
To first interface；
First processing units receive image effect parameter by second interface, and according to image effect parameter to first resolution figure
As executing corresponding image effect.
7. the method for high-definition picture as claimed in claim 6 processing, which is characterized in that first chip further includes the
One storage unit, which comprises
First resolution image after executing image effect is stored in the first storage unit by first processing units.
8. the method for high-definition picture as claimed in claim 6 processing, which is characterized in that described image Processing Algorithm includes
It is HDR image algorithm, night scene image enhancing algorithm, face recognition algorithms, object recognition algorithm, any one in human bioequivalence algorithm
Kind.
9. the method for high-definition picture processing as claimed in claim 6, which is characterized in that the first interface and third connect
Mouth is MIPI-CSI receiving interface, and the second interface and the 4th interface are MIPI-CSI transmission interface.
10. the method that the high-definition picture as described in claim 6 or 9 is handled, which is characterized in that second interface and the 4th connects
Oral instructions Movement Capabilities mismatch.
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| CN113963650A (en) * | 2021-10-11 | 2022-01-21 | Tcl华星光电技术有限公司 | Driving device and display apparatus |
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| CN117151968A (en) * | 2023-10-25 | 2023-12-01 | 南京芯驰半导体科技有限公司 | Image processing method and device for vehicle, electronic equipment and storage medium |
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