CN109194868A - A kind of image optimization method, device, equipment and storage medium - Google Patents
A kind of image optimization method, device, equipment and storage medium Download PDFInfo
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- CN109194868A CN109194868A CN201811021635.4A CN201811021635A CN109194868A CN 109194868 A CN109194868 A CN 109194868A CN 201811021635 A CN201811021635 A CN 201811021635A CN 109194868 A CN109194868 A CN 109194868A
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- image
- continuously shot
- multiple images
- optimization method
- preset time
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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
- H04N23/95—Computational photography systems, e.g. light-field imaging systems
- H04N23/951—Computational photography systems, e.g. light-field imaging systems by using two or more images to influence resolution, frame rate or aspect ratio
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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
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/743—Bracketing, i.e. taking a series of images with varying exposure conditions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/265—Mixing
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Image Processing (AREA)
- Studio Devices (AREA)
Abstract
This application discloses a kind of image optimization method, device, equipment and storage mediums, comprising: is continuously shot under different exposures to object within a preset time by sensitive chip；Multiple images being continuously shot are handled, the strongest part of details expressive force in each described image is retained and are synthesized, the image after obtaining an optimization.The application is by using the full frame exposure function in sensitive chip, multiple images are taken using different exposures in a short period of time when shooting, then the data of image are handled, it is synthesized after retaining each image detail expressive force The cream of the crop, finally realizes the promotion of whole image detail expressive force.
Description
Technical field
The present invention relates to Digital image technology fields, more particularly to a kind of image optimization method, device, equipment and storage
Medium.
Background technique
With the development of science and technology, Digital image technology becomes more and more important in people's daily life, high quality is spent
The demand of digital picture also becomes higher and higher.
And the picture pick-up device for obtaining digital picture usually has sensitive chip, is dispersed on sensitive chip much more very photosensitive
The optical signal received can be converted to electric signal by pixel, each pixel, different according to the power of light, then is converted
Electric signal out also can be different；But it is limited by the characteristic of semiconductor material, sensitive chip can only convert certain light intensity simultaneously
The light of range, if can human eye can range of light intensity respectively to be divided into 60 grades, and it can only be recorded if sensitive chip
The range of middle 15-20 grade.Just because of this, the digital picture of shooting can have high bright part and the details of dark space part is lost
It loses.
Therefore, the detailed information for how farthest retaining digital picture is that those skilled in the art are urgently to be resolved
Technical problem.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of image optimization method, device, equipment and storage medium, it can
To promote whole image detail expressive force.Its concrete scheme is as follows:
A kind of image optimization method, comprising:
Object is continuously shot under different exposures within a preset time by sensitive chip；
Multiple images being continuously shot are handled, the strongest part of details expressive force in each described image is retained
And it is synthesized, the image after obtaining an optimization.
Preferably, in above-mentioned image optimization method provided in an embodiment of the present invention, the preset time is less than or equal to 1
Second.
Preferably, in above-mentioned image optimization method provided in an embodiment of the present invention, by sensitive chip in preset time
It is interior that object is continuously shot under different exposures, it specifically includes:
By sensitive chip within a preset time to object under normal shutter, an image is shot, and in speed
Under the constantly incremental high-speed shutter of degree, multiple images are shot.
Preferably, in above-mentioned image optimization method provided in an embodiment of the present invention, to multiple figures being continuously shot
Picture is handled, and is retained the strongest part of details expressive force in each described image and is synthesized, is specifically included:
Algorithm analysis is carried out to the data for multiple images being continuously shot, calculates the image detail amount of each image；
The image detail amount of calculated each image is arranged from big to small, chooses in each image and comes top N
The corresponding part of image detail amount is retained；N≥1；
By natural synthetic technology, the part retained in each image is synthesized.
The embodiment of the invention also provides a kind of image optimization devices, comprising:
Sensitive chip, for being continuously shot under different exposures to object within a preset time；
It handles chip and retains details table in each described image for handling multiple images being continuously shot
The existing strongest part of power is simultaneously synthesized, the image after obtaining an optimization.
The embodiment of the invention also provides a kind of image optimization equipment, including processor and memory, wherein the processing
Device realizes such as above-mentioned image optimization method provided in an embodiment of the present invention when executing the computer program saved in the memory.
The embodiment of the invention also provides a kind of computer readable storage mediums, for storing computer program, wherein institute
It states and realizes such as above-mentioned image optimization method provided in an embodiment of the present invention when computer program is executed by processor.
A kind of image optimization method, device, equipment and storage medium provided by the present invention, comprising: pass through sensitive chip
Object is continuously shot under different exposures within a preset time；At multiple images being continuously shot
Reason, retains the strongest part of details expressive force in each described image and is synthesized, the image after obtaining an optimization.
By the present invention in that with the full frame exposure function in sensitive chip, when shooting in a short period of time using difference
Exposure take multiple images, then the data of image are handled, retain each image detail expressive force it is best
It is synthesized behind part, finally realizes the promotion of whole image detail expressive force.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the flow chart of image optimization method provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of image optimization method, as shown in Figure 1, comprising the following steps:
S101, object is continuously shot under different exposures within a preset time by sensitive chip；
S102, multiple images being continuously shot are handled, it is most strong retains details expressive force in each described image
Part and synthesized, obtain one optimization after image.
In above-mentioned image optimization method provided in an embodiment of the present invention, by using the full frame exposure in sensitive chip
(Global Shutter) function, takes multiple images using different exposures in a short period of time when shooting, then
The data of image are handled, is synthesized, is finally realized whole after retaining each image detail expressive force The cream of the crop
Open the promotion of image detail expressive force.
In the specific implementation, in above-mentioned image optimization method provided in an embodiment of the present invention, the preset time can be with
It is set smaller than or is equal to 1 second.Optimally, it selects 1 second, in practice, sensitive chip can shoot 120 photographs within 1 second time
The shooting time of piece, average every photo only needs 0.0083 second.Using Global Shutter technology, object is continuously clapped
It takes the photograph, every image being continuously shot uses different exposures, and the luminance detail synthesis of multiple images in this way can be by human eye
The luminance detail that can be seen all captures.
In the specific implementation, in above-mentioned image optimization method provided in an embodiment of the present invention, step S101 passes through photosensitive
Chip is within a preset time continuously shot object under different exposures, can specifically include following steps:
By sensitive chip within a preset time to object under normal shutter, an image is shot, and in speed
Under the constantly incremental high-speed shutter of degree, multiple images are shot.
In the specific implementation, in above-mentioned image optimization method provided in an embodiment of the present invention, step S102 is clapped continuous
Multiple images taken the photograph are handled, and are retained the strongest part of details expressive force in each described image and are synthesized, specifically
It may comprise steps of:
Firstly, the data to multiple images being continuously shot carry out algorithm analysis, the image detail amount of each image is calculated；
Then, the image detail amount of calculated each image is arranged from big to small, chooses and comes preceding N in each image
The corresponding part of image detail amount of position is retained；N≥1；
Finally, the part retained in each image is synthesized by nature synthetic technology.
Through the above steps, the most abundant part of details in every image can be retained and is spliced, it is final to synthesize
An image that can hold up to scenery intrinsic brilliance information out.
Based on the same inventive concept, the embodiment of the invention also provides a kind of image optimization devices, due to the image optimization
The principle that device solves the problems, such as is similar to a kind of aforementioned image optimization method, therefore the implementation of the image optimization device may refer to
The implementation of image optimization method, overlaps will not be repeated.
In the specific implementation, image optimization device provided in an embodiment of the present invention, specifically includes:
Sensitive chip, for being continuously shot under different exposures to object within a preset time；
It handles chip and retains details table in each described image for handling multiple images being continuously shot
The existing strongest part of power is simultaneously synthesized, the image after obtaining an optimization.
In above-mentioned image optimization device provided in an embodiment of the present invention, it can be exposed by using the full frame in sensitive chip
Light function takes multiple images using different exposures in a short period of time when shooting, then passes through processing chip pair
The data of image are handled, and are synthesized after retaining each image detail expressive force The cream of the crop, finally realize whole
The promotion of image detail expressive force.
It can be with reference to disclosed in previous embodiment about above-mentioned sensitive chip and the processing more specifical course of work of chip
Corresponding contents are no longer repeated herein.
Correspondingly, the embodiment of the invention also discloses a kind of image optimization equipment, including processor and memory；Wherein,
Processor realizes image optimization method disclosed in previous embodiment when executing the computer program saved in memory.
It can be with reference to corresponding contents disclosed in previous embodiment, herein no longer about the more specifical process of the above method
It is repeated.
Further, the invention also discloses a kind of computer readable storage mediums, for storing computer program；It calculates
Machine program realizes aforementioned disclosed image optimization method when being executed by processor.
It can be with reference to corresponding contents disclosed in previous embodiment, herein no longer about the more specifical process of the above method
It is repeated.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with it is other
The difference of embodiment, same or similar part may refer to each other between each embodiment.For being filled disclosed in embodiment
It sets, for equipment, storage medium, since it is corresponded to the methods disclosed in the examples, so be described relatively simple, correlation
Place is referring to method part illustration.
Professional further appreciates that, unit described in conjunction with the examples disclosed in the embodiments of the present disclosure
And algorithm steps, can be realized with electronic hardware, computer software, or a combination of the two, in order to clearly demonstrate hardware and
The interchangeability of software generally describes each exemplary composition and step according to function in the above description.These
Function is implemented in hardware or software actually, the specific application and design constraint depending on technical solution.Profession
Technical staff can use different methods to achieve the described function each specific application, but this realization is not answered
Think beyond scope of the present application.
The step of method described in conjunction with the examples disclosed in this document or algorithm, can directly be held with hardware, processor
The combination of capable software module or the two is implemented.Software module can be placed in random access memory (RAM), memory, read-only deposit
Reservoir (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technology
In any other form of storage medium well known in field.
A kind of image optimization method, device, equipment and storage medium provided in an embodiment of the present invention, comprising: by photosensitive
Chip is within a preset time continuously shot object under different exposures；Multiple images being continuously shot are carried out
Processing, retains the strongest part of details expressive force in each described image and is synthesized, the image after obtaining an optimization.This Shen
Please by using the full frame exposure function in sensitive chip, taken in a short period of time using different exposures when shooting
Then multiple images are handled the data of image, closed after retaining each image detail expressive force The cream of the crop
At finally realizing the promotion of whole image detail expressive force.
Finally, it is to be noted that, herein, relational terms be used merely to by an entity or operation with it is another
A entity or operation distinguish, and without necessarily requiring or implying between these entities or operation, there are any this actual
Relationship or sequence.Moreover, the terms "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion,
So that the process, method, article or equipment for including a series of elements not only includes those elements, but also including not having
The other element being expressly recited, or further include for elements inherent to such a process, method, article, or device.Do not having
There is the element limited in the case where more limiting by sentence "including a ...", it is not excluded that in the mistake including the element
There is also other identical elements in journey, method, article or equipment.
Image optimization method provided by the present invention, device, equipment and storage medium are described in detail above, this
Apply that a specific example illustrates the principle and implementation of the invention in text, the explanation of above example is only intended to
It facilitates the understanding of the method and its core concept of the invention；At the same time, for those skilled in the art, think of according to the present invention
Think, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification should not be construed as pair
Limitation of the invention.
Claims (7)
1. a kind of image optimization method characterized by comprising
Object is continuously shot under different exposures within a preset time by sensitive chip；
Multiple images being continuously shot are handled, retains the strongest part of details expressive force in each described image and goes forward side by side
Row synthesis, the image after obtaining an optimization.
2. image optimization method according to claim 1, which is characterized in that the preset time is less than or equal to 1 second.
3. image optimization method according to claim 2, which is characterized in that by sensitive chip within a preset time to mesh
Mark object is continuously shot under different exposures, is specifically included:
By sensitive chip within a preset time to object under normal shutter, shoot an image, and speed not
Break under incremental high-speed shutter, shoots multiple images.
4. image optimization method according to claim 3, which is characterized in that carried out to multiple images being continuously shot
Processing, retains the strongest part of details expressive force in each described image and is synthesized, specifically included:
Algorithm analysis is carried out to the data for multiple images being continuously shot, calculates the image detail amount of each image；
The image detail amount of calculated each image is arranged from big to small, chooses the image for coming top N in each image
The corresponding part of amount of detail is retained；N≥1；
By natural synthetic technology, the part retained in each image is synthesized.
5. a kind of image optimization device characterized by comprising
Sensitive chip, for being continuously shot under different exposures to object within a preset time；
It handles chip and retains details expressive force in each described image for handling multiple images being continuously shot
Strongest part is simultaneously synthesized, the image after obtaining an optimization.
6. a kind of image optimization equipment, which is characterized in that including processor and memory, wherein described in the processor executes
Such as Claims 1-4 described in any item image optimization methods are realized when the computer program saved in memory.
7. a kind of computer readable storage medium, which is characterized in that for storing computer program, wherein the computer journey
Such as Claims 1-4 described in any item image optimization methods are realized when sequence is executed by processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811021635.4A CN109194868A (en) | 2018-09-03 | 2018-09-03 | A kind of image optimization method, device, equipment and storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811021635.4A CN109194868A (en) | 2018-09-03 | 2018-09-03 | A kind of image optimization method, device, equipment and storage medium |
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| Publication Number | Publication Date |
|---|---|
| CN109194868A true CN109194868A (en) | 2019-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811021635.4A Withdrawn CN109194868A (en) | 2018-09-03 | 2018-09-03 | A kind of image optimization method, device, equipment and storage medium |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112648935A (en) * | 2020-12-14 | 2021-04-13 | 杭州思锐迪科技有限公司 | Image processing method and device and three-dimensional scanning system |
| WO2021138988A1 (en) * | 2020-01-10 | 2021-07-15 | 深圳奥比中光科技有限公司 | Method and system for setting imaging parameters, and computer-readable storage medium |
-
2018
- 2018-09-03 CN CN201811021635.4A patent/CN109194868A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021138988A1 (en) * | 2020-01-10 | 2021-07-15 | 深圳奥比中光科技有限公司 | Method and system for setting imaging parameters, and computer-readable storage medium |
| CN112648935A (en) * | 2020-12-14 | 2021-04-13 | 杭州思锐迪科技有限公司 | Image processing method and device and three-dimensional scanning system |
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Application publication date: 20190111 |
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| WW01 | Invention patent application withdrawn after publication |