CN106331491A - Photographing method and device - Google Patents
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- CN106331491A CN106331491A CN201610749556.XA CN201610749556A CN106331491A CN 106331491 A CN106331491 A CN 106331491A CN 201610749556 A CN201610749556 A CN 201610749556A CN 106331491 A CN106331491 A CN 106331491A
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- 238000000034 method Methods 0.000 title claims abstract description 55
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 37
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 37
- 238000010586 diagram Methods 0.000 claims abstract description 12
- 230000008569 process Effects 0.000 claims description 29
- 238000011946 reduction process Methods 0.000 claims description 20
- 238000004422 calculation algorithm Methods 0.000 claims description 16
- 230000035945 sensitivity Effects 0.000 claims description 12
- 206010034960 Photophobia Diseases 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 8
- 208000013469 light sensitivity Diseases 0.000 claims description 8
- 238000004590 computer program Methods 0.000 description 6
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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
- H04N23/80—Camera processing pipelines; Components thereof
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/73—Deblurring; Sharpening
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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
- H04N23/73—Circuitry for compensating brightness variation in the scene by influencing the exposure time
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Abstract
The embodiment of the invention discloses a photographing method. The photographing method comprises the following steps: detecting an input photographing instruction, and obtaining at least one image frame via a camera; caching the at least one image frame in the form of a queue data structure; generating a photographing image schematic diagram according to the at least one image frame, and displaying the photographing image schematic diagram in a preset thumbnail display area; and reading the at least one image frame in the cache, carrying out image processing and synthesis on the at least one image frame to obtain a target photographing image, and storing the target photographing image. In addition, the embodiment of the invention further discloses a photographing device. By adoption of the photographing method and device disclosed by the invention, the waiting time of a user caused by image processing time consumption during photographing can be reduced.
Description
Technical field
The present invention relates to field of computer technology, particularly relate to a kind of photographic method and device.
Background technology
Along with the development of computer technology, function integrated in terminal also gets more and more, the quality of camera function
It is exactly that present user selects a requisite Consideration during the terminals such as mobile phone.In order to improve take pictures quality and
Avoid hand shaking when taking pictures or other maloperations as far as possible, all the picture obtained of taking pictures is entered in existing software of much taking pictures
The further later image of row processes, such as, and noise reduction etc..
In the above-mentioned image procossing in order to improve quality of taking pictures, it is mostly during taking pictures to obtain multiple picture frame,
Then carry out image procossing according to the multiple picture frames got, and synthesis obtains last output image.But, along with shooting
Improving constantly of head portrait element, required for above-mentioned image procossing, the time also can be normal accordingly, though what above-mentioned multiple image processed
Process improves the quality taken pictures, but need before too increasing the shooting of the photo that user carries out next to wait time
Between, the problem that result in poor user experience.
Summary of the invention
Based on this, for solving during taking pictures, the image taken pictures being carried out at further image in conventional art
Reason needs the technical problem of the overlong time waited when result in next image of shooting, spy proposes a kind of photographic method.
A kind of photographic method, including:
The photographing instruction of detection input, obtains at least one picture frame by photographic head；
At least one picture frame described is cached with the form of queue data structure；
The image schematic diagram carrying out in default thumbnail display area of taking pictures is generated according at least one picture frame described
Show；
Read at least one picture frame in described caching, at least one picture frame described is carried out image procossing and synthesizes
Take pictures image storing to target.
Wherein in an embodiment, also include before the described step being obtained at least one picture frame by photographic head:
Obtain the sensitivity value of described photographic head；
When the sensitivity value of described acquisition is more than the light sensitivitys threshold value preset, obtained at least by photographic head described in execution
The step of one picture frame.
Wherein in an embodiment, described at least one picture frame described is carried out image procossing synthesis obtain target clap
Step according to image also includes:
At least one picture frame described is carried out noise reduction process；
Carry out coding synthesis one two field picture according at least one picture frame after described noise reduction process to clap as described target
According to image.
Wherein in an embodiment, also include after the described step being obtained at least one picture frame by photographic head:
The definition reference value that each picture frame of described acquisition is corresponding is calculated according to default definition algorithm；
Size according to described definition reference value determines utmost sharpness reference value at least one picture frame described
Picture frame based on corresponding picture frame；
Described at least one picture frame described is carried out image procossing synthesis obtain the take pictures step of image of target and also include:
The noise comprised in described base image frame is determined according at least one picture frame described, and to described base image
The noise comprised in frame carries out noise reduction process.
Wherein in an embodiment, also include after the described step being obtained at least one picture frame by photographic head:
Determine the foreground area in described picture frame；
The definition algorithm that described basis is preset calculates the definition reference value corresponding to each picture frame of described acquisition
Step also include:
The definition reference value that in each picture frame described, foreground area is corresponding is calculated according to default definition algorithm
As the definition reference value that this picture frame is corresponding；
At least one picture frame described in described basis determines that the step of the noise comprised in described base image frame also includes:
Determine that the noise comprised in the foreground area of described base image frame is as institute according at least one picture frame described
State the noise comprised in base image frame.
Additionally, for solving conventional art carries out further image procossing to the image taken pictures during taking pictures
Needing the technical problem of the overlong time waited when result in next image of shooting, spy proposes a kind of camera arrangement.
A kind of camera arrangement, including:
Picture frame acquisition module, for detecting the photographing instruction of input, obtains at least one picture frame by photographic head；
Image frame buffer module, for caching at least one picture frame described with the form of queue data structure；
Thumbnail display module, for generating, according at least one picture frame described, the image schematic diagram default of taking pictures
Thumbnail display area is shown；
Image synthesis unit, for reading at least one picture frame in described caching, at least one picture frame described
Carry out image procossing synthesis to obtain target and take pictures image storing.
Wherein in an embodiment, described picture frame acquisition module is additionally operable to obtain the sensitivity value of described photographic head；
When the sensitivity value of described acquisition is more than the light sensitivitys threshold value preset, described in execution, obtain at least one image by photographic head
Frame.
Wherein in an embodiment, described image synthesis unit is additionally operable at least one picture frame described is carried out noise reduction
Process；Carry out coding synthesis one two field picture according at least one picture frame after described noise reduction process to take pictures figure as described target
Picture.
Wherein in an embodiment, described device also includes that base image frame determines module, for clear according to preset
Clear degree algorithm calculates the definition reference value corresponding to each picture frame of described acquisition；Big according to described definition reference value
Little at least one picture frame described, determine picture frame based on the picture frame that utmost sharpness reference value is corresponding；
Described image synthesis unit is additionally operable to determine in described base image frame according at least one picture frame described and comprises
Noise, and the noise comprised in described base image frame is carried out noise reduction process.
Wherein in an embodiment, described device also includes that foreground area determines module, is used for determining described picture frame
In foreground area；
Described base image frame determines that module is additionally operable to according to definition algorithm calculating each picture frame described preset
Definition reference value corresponding to middle foreground area is as definition reference value corresponding to this picture frame；
Described image synthesis unit is additionally operable to determine the prospect of described base image frame according at least one picture frame described
The noise comprised in region is as the noise comprised in described base image frame.
Implement the embodiment of the present invention, will have the advantages that
After have employed above-mentioned photographic method and device, for the photographing instruction of user's input, terminal is getting accordingly
Picture frame after directly cache according to the form of queue, then proceed to detect user input next photographing instruction,
Could continue the detection and accordingly of detection photographing instruction without the image procossing waiting corresponding picture frame after completing
The carrying out of operation；Being responsible for the process of the image procossing of picture frame, the Process Synchronization that can obtain with responsible picture frame is carried out；And
And, the process of the image procossing being responsible for picture frame reads corresponding picture frame from caching and then carries out image procossing and obtain finally
Target take pictures image storing.It is to say, user withouts waiting for completing of image procossing during taking pictures
Just can take pictures next time, be greatly reduced user during taking pictures every time take pictures need time and user waiting
Wait the waiting time during taking pictures, improve Consumer's Experience.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
Wherein:
Fig. 1 is the schematic flow sheet of a kind of photographic method in an embodiment；
Fig. 2 is that the process using aforementioned photographic method in an embodiment processes schematic diagram；
Fig. 3 is the structural representation of a kind of camera arrangement in an embodiment；
Fig. 4 is the structural representation of the computer equipment running aforementioned photographic method in an embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
For solving during taking pictures, the image taken pictures is carried out further image procossing and cause in conventional art
Needing the technical problem of the overlong time waited during next image of shooting, in the present embodiment, spy proposes one and takes pictures
Method, the realization of the method can be dependent on computer program, and this computer program can run on meter based on von Neumann system
On calculation machine system, this computer program can be camera application program, such as, and intelligent terminal or magazine application of taking pictures
The image procossing application program of program or picture of taking pictures.This computer system can be to run above computer program and set
The terminal units such as such as smart mobile phone, panel computer, the camera that are equipped with photographic head.
Concrete, as it is shown in figure 1, above-mentioned photographic method comprises the steps:
Step S102: the photographing instruction of detection input, obtains at least one picture frame by photographic head.
In implementing, when terminal is digital camera or slr camera, user opens the power button of terminal and presses
Take pictures relevant button, i.e. have input a photographing instruction；If the intelligent terminal such as terminal is such as smart mobile phone take pictures,
First have to the camera function taken pictures in application starting in terminal, then by the physical button in terminal or touch display screen
On push button of taking pictures, i.e. have input a photographing instruction, the most above-mentioned photographing instruction is user's input equipment by terminal
(physical keyboard or touch screen) inputs.
Photographic head mentioned by the present embodiment can be the photographic head of terminal built-in, as carried the mobile phone of photographic head；This step
When terminal receives photographing instruction, start photographic head and obtain the picture frame of camera collection.If terminal does not comprises built-in
Photographic head, but be connected with outside photographic head, if terminal is PC (Personal Computer, personal computer), it is not provided with in PC
Photographic head, but PC is connected with outside photographic head；This step, when receiving photographing instruction, starts the photographic head being connected with PC,
And obtain the picture frame of camera collection.
It should be noted that in the present embodiment, after terminal detects the photographing instruction that user inputs, by shooting
The picture frame that head obtains can a more than frame, say, that after receiving once photo taking instruction, can obtain multiple image
Frame, and, the quantity of the concrete picture frame obtained, is that system pre-sets, it is also possible to be that user pre-sets, every time
After the quantity of the picture frame that should obtain after receiving photographing instruction determines, after receiving photographing instruction, then every time
The picture frame of this quantity is obtained by photographic head.
It should be noted that in the present embodiment, it is not that all of picture frame that photographic head obtains all preserves,
Also need to this picture frame meet some requirements.Concrete, above by photographic head obtain at least one picture frame step it
Before also include: obtain the sensitivity value of described photographic head；When the sensitivity value of described acquisition is more than the light sensitivitys threshold value preset,
Perform the described step being obtained at least one picture frame by photographic head.
It is to say, in the case of ambient light is the most weak and in the case of being not turned on flash lamp, the picture frame of acquisition
Picture quality the poorest.Therefore, in the case of only the photosensitive value at photographic head exceedes certain threshold value, just perform above by
The step of at least one picture frame that photographic head obtains.
Further, if the sensitivity value of photographic head is not above above-mentioned default light sensitivitys threshold value, goes back course and remind use
Flash lamp is opened at family.Such as, generate the prompting message of corresponding flash lamp unlatching and show user, optionally real at another
Execute in example, it is also possible to generate flash lamp open command and be sent to terminal, in order to open flash lamp.
Step S104: at least one picture frame described is cached with the form of queue data structure.
In the present embodiment, the picture frame obtained of taking pictures also needs to just can obtain finally through certain image processing process
Target take pictures image, therefore, the picture frame obtained in step S102 can be initially stored in the buffer zone of terminal.
It should be noted that in the present embodiment, the picture frame obtained in step S102 can be with the shape of queue data structure
Formula is stored in the buffer zone of terminal.It is to say, all of picture frame of storage can be with first in first out in buffer zone
Form stores, and, buffer zone can store more than one picture frame, and, the picture frame of storage is corresponding
Photographing instruction more than one, say, that after user inputs photographing instruction, by figure corresponding for the photographing instruction of user's input
As frame is directly stored in the buffer zone of terminal with the form of queue data structure.
It should be noted that in the present embodiment, what terminal withouted waiting for picture frame corresponding to this photographing instruction enters one
The image procossing of step just proceeds to take pictures after completing next time, can carry out next after by the image frame buffer of acquisition
Secondary taking pictures, i.e. after step S104 completes, can continuing to detect whether user inputs such as photographing instruction, if user being detected
Input such as photographing instruction again, then continue executing with step S102-S104.Because picture frame is according to team in buffer zone
The form of column data structure carries out storing, and in further image procossing, can carry out first against the picture frame first stored
Process, i.e. can carry out image procossing for the picture frame that previous photographing instruction is corresponding, at the picture frame that this photographing instruction is corresponding
Image procossing complete after just can carry out the image procossing of picture frame corresponding to next photographing instruction.
Step S106: generate the image schematic diagram showing at default thumbnail of taking pictures according at least one picture frame described
Region is shown.
In general, the last target shooting image pair shown in the thumbnail display area comprised in the page of taking pictures
The schematic diagram answered, but in the present embodiment, because the image procossing of corresponding picture frame is also not fully complete, user may need
In this thumbnail display area, preview is taken pictures picture accordingly, therefore, and certain at least one picture frame that can directly will obtain
One picture frame is illustrated in this thumbnail display area.
It should be noted that because the possible more than one of the picture frame got, but it is illustrated in thumbnail display area
In picture frame can only have one, therefore, take pictures during image schematic diagram generating according at least one picture frame, permissible
It is in the image obtained, arbitrarily select a two field picture frame, it is also possible to be the picture frame selecting to preset, such as, will obtain at least
The basis that first picture frame in one picture frame generates as image schematic diagram of taking pictures.
Step S108: read at least one picture frame in described caching, carries out image at least one picture frame described
Process synthesis to obtain target and take pictures image storing.
In being embodied as, corresponding image procossing process reads the picture frame in caching and it is carried out image procossing.?
In the present embodiment, the purpose of image procossing is to take pictures the picture quality of image, therefore, at this to improve the target ultimately generated
The concrete mode of the image procossing carried out in step can be in the way of including improving picture quality arbitrarily, such as, denoising, sharp
Change, contrast adjustment and image synthesis, say, that for one or more picture frame got, according to default
The picture frame of image procossing mode finally give after processing synthesis, is taking pictures of detecting in step S102
Target corresponding to instruction is taken pictures image, and image of then this target being taken pictures stores.
Optionally, in one embodiment, above-mentioned at least one picture frame described is carried out image procossing synthesis obtain mesh
The step marking image of taking pictures also includes: at least one picture frame described is carried out noise reduction process；After described noise reduction process
At least one picture frame carries out coding synthesis one two field picture and takes pictures image as described target.
Further, because the picture frame carrying out image procossing has multiple, it is thus necessary to determine that a base image frame,
During image procossing, carry out based on this base image frame.Concrete, obtain at least one above by photographic head
Also include after the step of individual picture frame: each picture frame calculating described acquisition according to default definition algorithm is corresponding
Definition reference value；Size according to described definition reference value determines that utmost sharpness is joined at least one picture frame described
Examine picture frame based on the picture frame that value is corresponding；Described at least one picture frame described is carried out image procossing synthesis obtain mesh
The step marking image of taking pictures also includes: determine the noise comprised in described base image frame according at least one picture frame described,
And the noise comprised in described base image frame is carried out noise reduction process.
The definition algorithm used during calculating definition, can be arbitrary existing sharpness computation side
Method, for each picture frame, calculates the definition reference value that each picture frame is corresponding respectively, and by definition reference value
Picture frame based on maximum picture frame.It should be noted that in the present embodiment, during calculating definition, also
Can be the definition that in the picture frame calculated, the foreground area of correspondence is corresponding, say, that do not consider the background in picture frame
Image corresponding to region is the most clear, so that the definition of foreground area that user is concerned about is considered first, further
Add the accuracy that base image frame determines.
After base image frame determines, during further denoising, all of for what base image comprised
Noise carries out noise reduction, and during noise reduction process, and utilize other picture frame to the breakfast in this base image frame
Carry out noise reduction process.
Further, it is contemplated that the virtualization of background, non-foreground area can not be carried out noise reduction process, ensure that prospect
In the case of the picture quality in region, decrease the amount of calculation of image procossing.
Concrete, also comprise determining that described image obtain the step of at least one picture frame above by photographic head after
Foreground area in frame；The definition algorithm that described basis is preset calculates the definition corresponding to each picture frame of described acquisition
The step of reference value also includes: calculate corresponding clear of foreground area in each picture frame described according to default definition algorithm
Clear degree reference value is as definition reference value corresponding to this picture frame；Described in described basis, at least one picture frame determines described base
The step of the noise comprised in plinth picture frame also includes: before determining described base image frame according at least one picture frame described
The noise comprised in scene area is as the noise comprised in described base image frame.
It should be noted that in the present embodiment, receive photographing instruction and obtain in picture frame and this step image
The further image procossing of frame is to be completed by different processes, and, receive photographing instruction and obtain process A of picture frame
Can run with the process B both being responsible for picture frame is carried out further image procossing, say, that in process simultaneously
After A completes first associative operation corresponding to photographing instruction, second bat of the user's input detected can be continued
According to the associative operation that instruction is corresponding, in the process, process B completes first associative operation corresponding to photographing instruction, completes
Afterwards, second associative operation corresponding to photographing instruction has been continued.It is to say, the image procossing that process B completes, it it is basis
In buffer zone, the picture frame of storage determines, as long as there is the picture frame also not carrying out image procossing, process B in buffer zone
I.e. need constantly to carry out image synthesis, in the process, the reception of the photographing instruction that process A is corresponding and obtaining of picture frame
Take, whether do not completed to be affected by the image procossing that last photographing instruction is corresponding, if the picture frame that this photographing instruction is corresponding
Obtaining and caching is complete, can carry out the detection of next photographing instruction, i.e. the execution again of step S102, is not subject to
The impact whether step S108 completes.
In an optional embodiment, if once photo taking, the time of 400ms is needed to perform to be obtained at least by photographic head
One picture frame, the step carrying out caching with the form of queue data structure by least one picture frame described, need 500ms's
Time performs to carry out at least one picture frame described image procossing synthesis and obtains target and take pictures the step of image, needs 100ms
Time perform storage target and take pictures the step of image.It is to say, common once photo taking needs the time of 1s, clap 30 photographs
Sheet is minimum needs 30s.If operating, as in figure 2 it is shown, the time of minimum needs is according to method relevant in the present embodiment
15.5s, user need not etc. in the time of image procossing, and speed of taking pictures has had and is obviously improved.
Additionally, for solving conventional art carries out further image procossing to the image taken pictures during taking pictures
The technical problem of the overlong time that needs wait when result in next image of shooting, in one embodiment, as it is shown on figure 3,
Also proposed a kind of camera arrangement, including picture frame acquisition module 102, image frame buffer module 104, thumbnail display module
106 and image synthesis unit 108, wherein:
Picture frame acquisition module 102, for detecting the photographing instruction of input, obtains at least one image by photographic head
Frame；
Image frame buffer module 104, for delaying at least one picture frame described with the form of queue data structure
Deposit；
Thumbnail display module 106, for generating, according at least one picture frame described, the image schematic diagram in advance of taking pictures
If thumbnail display area be shown；
Image synthesis unit 108, for reading at least one picture frame in described caching, at least one image described
Frame carries out image procossing synthesis and obtains target and take pictures image storing.
Optionally, in one embodiment, picture frame acquisition module 102 is additionally operable to obtain the light sensitivitys of described photographic head
Value；When the sensitivity value of described acquisition is more than the light sensitivitys threshold value preset, described in execution, obtain at least one by photographic head
Picture frame.
Optionally, in one embodiment, image synthesis unit 108 is additionally operable to drop at least one picture frame described
Make an uproar process；Carry out coding synthesis one two field picture according at least one picture frame after described noise reduction process to take pictures as described target
Image.
Optionally, in one embodiment, as it is shown on figure 3, said apparatus also includes that base image frame determines module 110,
For calculating the definition reference value that each picture frame of described acquisition is corresponding according to the definition algorithm preset；According to described
The size of definition reference value determines the picture frame conduct that utmost sharpness reference value is corresponding at least one picture frame described
Base image frame；Described image synthesis unit is additionally operable to determine in described base image frame according at least one picture frame described and wraps
The noise contained, and the noise comprised in described base image frame is carried out noise reduction process.
Optionally, in one embodiment, as it is shown on figure 3, said apparatus also includes that foreground area determines module 112, use
In the foreground area determined in described picture frame；Described base image frame determines that module 110 is additionally operable to according to the definition preset
Algorithm calculates definition reference value that in each picture frame described, foreground area is corresponding as definition corresponding to this picture frame
Reference value；Before described image synthesis unit 108 is additionally operable to determine described base image frame according at least one picture frame described
The noise comprised in scene area is as the noise comprised in described base image frame.
Implement the embodiment of the present invention, will have the advantages that
After have employed above-mentioned photographic method and device, for the photographing instruction of user's input, terminal is getting accordingly
Picture frame after directly cache according to the form of queue, then proceed to detect user input next photographing instruction,
Could continue the detection and accordingly of detection photographing instruction without the image procossing waiting corresponding picture frame after completing
The carrying out of operation；Being responsible for the process of the image procossing of picture frame, the Process Synchronization that can obtain with responsible picture frame is carried out；And
And, the process of the image procossing being responsible for picture frame reads corresponding picture frame from caching and then carries out image procossing and obtain finally
Target take pictures image storing.It is to say, user withouts waiting for completing of image procossing during taking pictures
Just can take pictures next time, be greatly reduced user during taking pictures every time take pictures need time and user waiting
Wait the waiting time during taking pictures, improve Consumer's Experience.
In one embodiment, as shown in Figure 4, Fig. 4 illustrate a kind of run above-mentioned photographic method based on von Neumann
The terminal of the computer system of system.This computer system can be that smart mobile phone, panel computer, palm PC or camera etc. set
It is equipped with the terminal unit of photographic head.Concrete, it may include the outer input interface 1001 that connected by system bus, processor
1002, memorizer 1003 and output interface 1004.Wherein, outer input interface 1001 optionally can at least include network interface
10012.Memorizer 1003 can include external memory 10032 (such as hard disk, CD or floppy disk etc.) and built-in storage 10034.Defeated
Outgoing interface 1004 can at least include display screen 10042 equipment such as grade.
In the present embodiment, the operation of this method is stored in based on computer program, the program file of this computer program
In the external memory 10032 of aforementioned computer system based on von Neumann system, operationally it is loaded into built-in storage
In 10034, it is transferred to after being then compiled as machine code in processor 1002 perform, so that based on von Neumann system
Computer system in form picture frame acquisition module 102 in logic, image frame buffer module 104, thumbnail display module
106 and image synthesis unit 108.And during above-mentioned photographic method performs, the parameter of input is all connect by outside input
Mouth 1001 receives, and is transferred in memorizer 1003 caching, is then input in processor 1002 process, the result of process
Data or be cached in memorizer 1003 subsequently process, or are passed to output interface 1004 and export.
The above disclosed present pre-ferred embodiments that is only, can not limit the right model of the present invention with this certainly
Enclose, the equivalent variations therefore made according to the claims in the present invention, still belong to the scope that the present invention is contained.
Claims (10)
1. a photographic method, it is characterised in that including:
The photographing instruction of detection input, obtains at least one picture frame by photographic head；
At least one picture frame described is cached with the form of queue data structure；
The image schematic diagram being shown in default thumbnail display area of taking pictures is generated according at least one picture frame described；
Read at least one picture frame in described caching, at least one picture frame described is carried out image procossing synthesis and obtains mesh
Mark is taken pictures image storing.
Photographic method the most according to claim 1, it is characterised in that described obtain at least one picture frame by photographic head
Step before also include:
Obtain the sensitivity value of described photographic head；
When the sensitivity value of described acquisition is more than the light sensitivitys threshold value preset, described in execution, obtain at least one by photographic head
The step of picture frame.
Photographic method the most according to claim 1, it is characterised in that described at least one picture frame described is carried out image
Process synthesis to obtain the take pictures step of image of target and also include:
At least one picture frame described is carried out noise reduction process；
Carry out coding synthesis one two field picture according at least one picture frame after described noise reduction process to take pictures figure as described target
Picture.
Photographic method the most according to claim 1, it is characterised in that described obtain at least one picture frame by photographic head
Step after also include:
The definition reference value that each picture frame of described acquisition is corresponding is calculated according to default definition algorithm；
Size according to described definition reference value determines that at least one picture frame described utmost sharpness reference value is corresponding
Picture frame based on picture frame；
Described at least one picture frame described is carried out image procossing synthesis obtain the take pictures step of image of target and also include:
The noise comprised in described base image frame is determined according at least one picture frame described, and in described base image frame
The noise comprised carries out noise reduction process.
Photographic method the most according to claim 4, it is characterised in that described obtain at least one picture frame by photographic head
Step after also include:
Determine the foreground area in described picture frame；
The definition algorithm that described basis is preset calculates the step of the definition reference value corresponding to each picture frame of described acquisition
Suddenly also include:
The definition reference value conduct that in each picture frame described, foreground area is corresponding is calculated according to default definition algorithm
The definition reference value that this picture frame is corresponding；
At least one picture frame described in described basis determines that the step of the noise comprised in described base image frame also includes:
Determine that the noise comprised in the foreground area of described base image frame is as described base according at least one picture frame described
The noise comprised in plinth picture frame.
6. a camera arrangement, it is characterised in that including:
Picture frame acquisition module, for detecting the photographing instruction of input, obtains at least one picture frame by photographic head；
Image frame buffer module, for caching at least one picture frame described with the form of queue data structure；
Thumbnail display module, for generating, according at least one picture frame described, the image schematic diagram at default breviary of taking pictures
Figure display area is shown；
Image synthesis unit, for reading at least one picture frame in described caching, is carried out at least one picture frame described
Image procossing synthesis obtains target and takes pictures image storing.
Camera arrangement the most according to claim 6, it is characterised in that it is described that described picture frame acquisition module is additionally operable to acquisition
The sensitivity value of photographic head；
When the sensitivity value of described acquisition is more than the light sensitivitys threshold value preset, described in execution, obtain at least one by photographic head
Picture frame.
Camera arrangement the most according to claim 6, it is characterised in that described image synthesis unit be additionally operable to described at least
One picture frame carries out noise reduction process；Coding synthesis one two field picture is carried out according at least one picture frame after described noise reduction process
Take pictures image as described target.
Camera arrangement the most according to claim 6, it is characterised in that described device also includes that base image frame determines mould
Block, for calculating the definition reference value that each picture frame of described acquisition is corresponding according to the definition algorithm preset；According to
The size of described definition reference value determines, at least one picture frame described, the picture frame that utmost sharpness reference value is corresponding
Based on picture frame；
Described image synthesis unit is additionally operable to determine that comprise in described base image frame makes an uproar according at least one picture frame described
Point, and the noise comprised in described base image frame is carried out noise reduction process.
Camera arrangement the most according to claim 9, it is characterised in that described device also includes that foreground area determines module,
For determining the foreground area in described picture frame；
Before described base image frame determines that module is additionally operable to calculate in each picture frame described according to the definition algorithm preset
Definition reference value corresponding to scene area is as definition reference value corresponding to this picture frame；
Described image synthesis unit is additionally operable to determine the foreground area of described base image frame according at least one picture frame described
In the noise that comprises as the noise comprised in described base image frame.
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| CN201610749556.XA CN106331491A (en) | 2016-08-29 | 2016-08-29 | Photographing method and device |
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