CN106303265A - A kind of image pickup method and system - Google Patents
A kind of image pickup method and system Download PDFInfo
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- CN106303265A CN106303265A CN201610995790.0A CN201610995790A CN106303265A CN 106303265 A CN106303265 A CN 106303265A CN 201610995790 A CN201610995790 A CN 201610995790A CN 106303265 A CN106303265 A CN 106303265A
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- control signal
- image acquisition
- acquisition units
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- graphics processing
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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
- H04N23/60—Control of cameras or camera modules
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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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- 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
- H04N5/268—Signal distribution or switching
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- Engineering & Computer Science (AREA)
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- Studio Devices (AREA)
Abstract
The present embodiments relate to image processing techniques, particularly relate to a kind of image pickup method and system, wherein, a kind of image pickup method, it is applied to mobile terminal, image pickup method includes: accept the shooting request of user's input, opens the target image collecting unit matched with shooting request according to shooting request, and forms startup data output；A control signal output is formed according to starting data；Target image collecting unit and graphics processing unit is turned on, so that the collection data of target image collecting unit export to graphics processing unit under the effect of control signal.In the present invention, the data that logical control signal makes the second image acquisition units gather are transmitted to graphics processing unit by 4 MIPI interfaces, add the data volume that the second image acquisition units gathers, improve the image pixel of the second image acquisition units, and circuit structure is simple, low cost, compatible existing low-end platform, the installation difficulty of mobile terminal is low, production efficiency is high.
Description
Technical field
The present embodiments relate to image processing techniques, particularly relate to a kind of image pickup method and system.
Background technology
Along with progress and the development in epoch, the people of all age group increasingly dare to showing off, and share the warp of self
Going through, the demand utilizing mobile terminal to carry out autodyning increases day by day, and the requirement to the imaging effect certainly taken pictures also is stepping up.
Present mobile terminal generally is equipped with two image acquisition units, the most preposition image acquisition units and rearmounted
Image acquisition units, the image pixel of the acquisition of the most rearmounted image acquisition units often obtains than preposition image acquisition units
The pixel of image is high, and the photo of shooting can meet the requirement of user.Image is gathered in order to improve preposition image acquisition units
Pixel, main by two kinds of methods in prior art:
One, the image-capable of hardware is improved, such as by the hardware of high throughput, the software shape of high disposal effect
Become a applied environment the most high-end, but high-end applied environment then needs high cost, for moving end relative to low side
For end, use high-end applied environment to improve image-capable, be then unfavorable for the cost control of product；
Two, the preposition use of rearmounted image acquisition units, the most rearmounted image acquisition units is a rotatable image device,
Under the state autodyned, rearmounted image acquisition units is rotated to initial status, but this kind of mode there is also some defects, many institutes
Known, mobile terminal internal hardware is all connected by winding displacement (or golden finger), the rearmounted image acquisition units of high-frequency rotation,
The connection being easily caused between rearmounted image acquisition units and picture processing chip is broken down, and especially easily causes connection row
Thread breakage, on the other hand, in order to realize the spinfunction of image acquisition units, installs a rotatable frame in needing mobile terminal again
Frame, improves the installation difficulty of mobile terminal, reduces production efficiency.
Summary of the invention
The present invention provides a kind of image pickup method and system, it is intended to realize the preposition shooting of high pixel under the state of low cost
Effect.
On the one hand, the present invention provides a kind of image pickup method, wherein, is applied to mobile terminal, and described image pickup method includes:
Accept the shooting request of user's input, open the target matched with described shooting request according to described shooting request
Image acquisition units, and form startup data output；
A control signal output is formed according to described startup data；
Described target image collecting unit and graphics processing unit is turned under the effect of described control signal, so that described
The collection data output of target image collecting unit is to described graphics processing unit.
Preferably, above-mentioned image pickup method, wherein, described mobile terminal at least include the first image acquisition units, second
Image acquisition units；Described control signal at least includes the first control signal and the second control signal；
Described first control signal is in order to control between described first image acquisition units and described graphics processing unit
Data transmission and shutoff；
Described second control signal is in order to control between described second image acquisition units and described graphics processing unit
Data transmission and shutoff.
Preferably, above-mentioned image pickup method, wherein, described mobile terminal at least include the first image acquisition units, second
Image acquisition units；Accept the shooting request of user's input, open according to described shooting request and match with described shooting request
Target image collecting unit, and formed startup data output include:
Accept the described shooting request of user's input；
Judge described shooting asks whether matching initial shooting is asked；
When described shooting asks not shoot request described in matching initial, set described second image acquisition units
For target image collecting unit,
Open described target image collecting unit and form the output of described startup data.
Preferably, above-mentioned image pickup method, wherein, form a control signal output according to described startup data and include:
Forming described control signal according to described startup data, wherein said control signal is described second control signal.
On the other hand, the present invention reoffers a kind of camera system, wherein, including,
First image acquisition units, for starting according to one, the effect of data is lower gathers the image information in current environment；
Second image acquisition units, for the lower image letter gathered in current environment of the effect according to described startup data
Breath；
Start unit, accepts the shooting request of user's input, opens and described shooting request phase according to described shooting request
The target image collecting unit of coupling, and form the output of described startup data；Described target collecting unit is described first image
Collecting unit, or the second image acquisition units；
Control unit, forms a control signal output according to described startup data；
Graphics processing unit, turns on described target image collecting unit and image procossing under the effect of described control signal
Unit, so that the collection data output of described target image collecting unit is to described graphics processing unit.
Preferably, above-mentioned camera system, wherein, described graphics processing unit at least includes four MIPI interfaces.
Preferably, above-mentioned camera system, wherein, described first image acquisition units, described second image acquisition units
Comprise four in order to the outfan mating four described MIPI interfaces.
Preferably, above-mentioned camera system, wherein, described control signal at least includes that the first control signal and second controls
Signal；
Described first control signal is in order to control between described first image acquisition units and described graphics processing unit
Data are transmitted；
Described second control signal is in order to control between described second image acquisition units and described graphics processing unit
Data are transmitted.
Preferably, above-mentioned camera system, wherein, described start unit includes:
Input equipment, accepts the described shooting request of user's input；
Judgment means, it is judged that described shooting asks whether matching initial shooting is asked；At the beginning of described shooting request is not mated
Begin, under the state of described shooting request, to set described second image acquisition units as target image collecting unit,
Opening device, opens described target image collecting unit and forms the output of described startup data, wherein, initially shooting
Under solicited status, described graphics processing unit connects described first image acquisition units.
Preferably, above-mentioned camera system, wherein, and described control unit, ask not described in matching initial in described shooting
Under the state of shooting request, forming described control signal according to described startup data, wherein said control signal is described second
Control signal.
Compared with prior art, the invention has the beneficial effects as follows:
In the present invention, switched by control so that the data that the second image acquisition units gathers are passed by 4 MIPI interfaces
Transport to graphics processing unit, add the data volume that the second image acquisition units gathers, improve the second image acquisition units
Image pixel, and circuit structure is simple, low cost, compatible existing low-end platform, the installation difficulty of mobile terminal is low, production
Efficiency is high.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of a kind of image pickup method in the embodiment of the present invention；
Fig. 2 is the schematic flow sheet of a kind of image pickup method in the embodiment of the present invention.
Detailed description of the invention
The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that, in order to just
Part related to the present invention is illustrate only rather than entire infrastructure in description, accompanying drawing.
In prior art, the image pixel of the acquisition of its first image acquisition units is often higher than the second image acquisition units
The pixel of the image obtained, it main reason is that in prior art, and the graphics processing unit being applied to low-end platform sets mostly
It is equipped with 6 and connects image in order to the MIPI interface connecting image acquisition units, the second image acquisition units by 2 MIPI interfaces
Processing unit, the first image acquisition units connects graphics processing unit by 4 MIPI interfaces, then the second image acquisition units passes
Deliver to the data volume of graphics processing unit and be only the first image acquisition units transmission to two points of data volume of graphics processing unit
One of, then in follow-up process, imaging process, then the pixel gathering image of the second image acquisition units is less than the first image
Collecting unit gathers the pixel of image.Based on this, the present invention provides a kind of image pickup method and system.
Embodiment one
On the one hand, as it is shown in figure 1, the schematic flow sheet of a kind of image pickup method, wherein, it is applied to mobile terminal, described bat
Take the photograph method, at least include the first image acquisition units, the second image acquisition units；Including:
Step S110, accept user input shooting request, according to described shooting request open with described shooting ask phase
The target image collecting unit of coupling, and form startup data output；
Step S120, formed according to described startup data one control signal output；Further, described control signal is at least
Including the first control signal and the second control signal；
Step S130, under the effect of described control signal, turn on described target image collecting unit and image procossing list
Unit, so that the collection data output of described target image collecting unit is to described graphics processing unit.Described elementary area can wrap
Containing 4 MIPI interfaces mated with target image collecting unit, target image collecting unit connects image by a control switch
Processing unit.
Step S1301, described first control signal are in order to control described first image acquisition units and described image procossing
Data transmission between unit；
Step S1302, described second control signal are in order to control described second image acquisition units and described image procossing
Data transmission between unit.
The operation principle of above-mentioned image pickup method is:
Accept the shooting request of user's input, open the target matched with described shooting request according to described shooting request
Image acquisition units, and form startup data output；A control signal output is formed, when described control according to described startup data
When signal is the first control signal, described first image acquisition units and described image under the effect of described first control signal
Data transmission between processing unit；The view data that first image acquisition units gathers is by four MIPI interface transmission extremely figures
As processing unit, under the effect of described second control signal described second image acquisition units and described graphics processing unit it
Between data transmission；The view data that second image acquisition units gathers is transmitted to image procossing list by four MIPI interfaces
Unit.Then the second image acquisition units is sent to the data volume of graphics processing unit equal to the first image acquisition units transmission to image
The data volume of processing unit, then in follow-up process, imaging process, then based on the second image acquisition units gather image
Data volume increases so that its second image acquisition units gathers the pixel of image and improves.
In the present invention, switched by control so that the data that the second image acquisition units gathers are passed by 4 MIPI interfaces
Transport to graphics processing unit, add the data volume that the second image acquisition units gathers, improve the second image acquisition units
Image pixel, and circuit structure is simple, low cost, compatible existing low-end platform, the installation difficulty of mobile terminal is low, production
Efficiency is high.
Embodiment two
In above-mentioned enforcement one, the shooting request every time receiving user is required to shooting request is formed a control signal, root
According to the control signal different Acquisition Circuit of conducting, the startup time that result in each shooting is relatively long, actual application it can be seen that
User uses the frequency of the second image acquisition units to differ with the frequency using the first image acquisition units, and such as, user makes
Frequency by the second image acquisition units is relatively small, and the frequency using the first image acquisition units is of a relatively high.
In order to reduce the startup time of shooting every time, as in figure 2 it is shown, a kind of image pickup method flow process that the present invention reoffers is shown
It is intended to, specifically includes,
Step S2101, accept user input described shooting request；
Step S2102, judge that whether matching initial shooting request is asked in described shooting；Initial shooting request coupling uses frequency
The image acquisition units that rate is higher, assumes initial shooting request coupling the first image acquisition units, initially shoots in the present embodiment
Under request, target image collecting unit is the first image acquisition units.
Step S2103, when described shooting request matching initial described in shoot request, open described first image
Collecting unit, performs step S240.
Step S2104, when described shooting asks not shoot request described in matching initial, set described second figure
As collecting unit is target image collecting unit,
Step S2105, open described second image acquisition units and formed described startup data output.
Step S220, formed according to described startup data one control signal output；
Step S230, under the effect of described control signal, turn on described target image collecting unit and image procossing list
Unit, so that the collection data output of described second image acquisition units is to described graphics processing unit.
Step S240, entrance screening-mode.
In above-described embodiment, under initial setting up state, control switch conduction the first image acquisition units and connect image procossing
Unit, controls to switch control switch conduction the second image acquisition units under the effect of control signal and connects graphics processing unit,
I.e. when shooting request described in matching initial is asked in the shooting of user, it is directly entered screening-mode, greatly reduces opening of shooting
The dynamic time.
It should be understood that initial described shooting request can be formed according to the setting of user, it is possible to according to the use of user
Frequency calculates and is formed.It is not particularly limited herein.In the present embodiment, the second image acquisition units can be front-facing camera, first
Image acquisition units can be post-positioned pick-up head, the most by way of example only.
Embodiment three
On the other hand, the present invention reoffers a kind of camera system, wherein, including,
First image acquisition units, for starting according to one, the effect of data is lower gathers the image information in current environment；
Second image acquisition units, for the lower image letter gathered in current environment of the effect according to described startup data
Breath；
Start unit, accepts the shooting request of user's input, opens and described shooting request phase according to described shooting request
The target image collecting unit of coupling, and form the output of described startup data；
Control unit, forms a control signal output according to described startup data；
Graphics processing unit, turns on described target image collecting unit and image procossing under the effect of described control signal
Unit, so that the collection data output of described target image collecting unit is to described graphics processing unit.
As further preferred embodiment, above-mentioned camera system, wherein, described graphics processing unit at least includes using
To connect four MIPI interfaces of described control unit respectively.
As further preferred embodiment, above-mentioned camera system, wherein, described first image acquisition units, described
Second image acquisition units comprises four in order to the outfan mating four described MIPI interfaces.
As further preferred embodiment, above-mentioned camera system, wherein, described control signal at least includes the first control
Signal processed and the second control signal；
Described first control signal is in order to control between described first image acquisition units and described graphics processing unit
Data are transmitted；
Described second control signal is in order to control between described second image acquisition units and described graphics processing unit
Data are transmitted.
As further preferred embodiment, above-mentioned camera system, wherein, described start unit includes:
Input equipment, accepts the described shooting request of user's input；
Judgment means, it is judged that described shooting asks whether matching initial shooting is asked；At the beginning of described shooting request is not mated
Begin, under the state of described shooting request, to set described second image acquisition units as target image collecting unit,
Opening device, opens described target image collecting unit and forms the output of described startup data.
As further preferred embodiment, above-mentioned camera system, wherein, and described control unit, please in described shooting
Ask under the state shooting request described in not matching initial, form described control signal, wherein said control according to described startup data
Signal processed is described second control signal.
The said goods can perform the method that any embodiment of the present invention is provided, and possesses the corresponding functional module of execution method
And beneficial effect.Here is omitted.
Note, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious change,
Readjust and substitute without departing from protection scope of the present invention.Therefore, although by above example, the present invention is carried out
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
Other Equivalent embodiments more can be included, and the scope of the present invention is determined by scope of the appended claims.
Claims (10)
1. an image pickup method, it is characterised in that be applied to mobile terminal, described image pickup method includes:
Accept the shooting request of user's input, open the target image matched with described shooting request according to described shooting request
Collecting unit, and form startup data output；
A control signal output is formed according to described startup data；
Described target image collecting unit and graphics processing unit is turned under the effect of described control signal, so that described target
The collection data output of image acquisition units is to described graphics processing unit.
Image pickup method the most according to claim 1, it is characterised in that described mobile terminal at least includes the first image acquisition
Unit, the second image acquisition units, described control signal at least includes the first control signal and the second control signal；
Described first control signal is in order to control the data between described first image acquisition units and described graphics processing unit
Transmission and shutoff；
Described second control signal is in order to control the data between described second image acquisition units and described graphics processing unit
Transmission and shutoff.
Image pickup method the most according to claim 1, it is characterised in that described mobile terminal at least includes the first image acquisition
Unit, the second image acquisition units；Accepting the shooting request of user's input, opening according to described shooting request please with described shooting
Seek the target image collecting unit matched, and form startup data output and include:
Accept the described shooting request of user's input；
Judge whether described shooting request mates the prefabricated request that initially shoots；
When described shooting asks not shoot request described in matching initial, set described second image acquisition units as mesh
Logo image collecting unit,
Open described target image collecting unit and form the output of described startup data；
Wherein, under initial shooting solicited status, described graphics processing unit connects described first image acquisition units.
Image pickup method the most according to claim 3, it is characterised in that form a control signal according to described startup data defeated
Go out to include:
Forming described control signal according to described startup data, wherein said control signal is described second control signal.
5. a camera system, it is characterised in that: include,
First image acquisition units, for starting according to one, the effect of data is lower gathers the image information in current environment；
Second image acquisition units, the image information in the effect lower collection current environment according to described startup data；
Start unit, accepts the shooting request of user's input, opens according to described shooting request and matches with described shooting request
Target image collecting unit, and formed described startup data output；Described target collecting unit is described first image acquisition
Unit, or the second image acquisition units；
Control unit, forms a control signal output according to described startup data；
Graphics processing unit, turns on described target image collecting unit and image procossing list under the effect of described control signal
Unit, so that the collection data output of described target image collecting unit is to described graphics processing unit.
Camera system the most according to claim 5, it is characterised in that described graphics processing unit at least includes four MIPI
Interface.
Camera system the most according to claim 6, it is characterised in that described first image acquisition units, described second figure
As collecting unit comprises four in order to the outfan mating four described MIPI interfaces.
Camera system the most according to claim 6, it is characterised in that described control signal at least includes the first control signal
With the second control signal；
Described first control signal is in order to control the data between described first image acquisition units and described graphics processing unit
Transmission；
Described second control signal is in order to control the data between described second image acquisition units and described graphics processing unit
Transmission.
Camera system the most according to claim 8, it is characterised in that described start unit includes:
Input equipment, accepts the described shooting request of user's input；
Judgment means, it is judged that described shooting asks whether matching initial shooting is asked；Not matching initial institute is asked in described shooting
Under the state stating shooting request, set described second image acquisition units as target image collecting unit,
Opening device, opens described target image collecting unit and forms the output of described startup data,
Wherein, under initial shooting solicited status, described graphics processing unit connects described first image acquisition units.
Camera system the most according to claim 9, it is characterised in that described control unit, in described shooting request not
Under the state joining initial described shooting request, form described control signal, wherein said control signal according to described startup data
For described second control signal.
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| CN201610995790.0A CN106303265A (en) | 2016-11-11 | 2016-11-11 | A kind of image pickup method and system |
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| CN201610995790.0A CN106303265A (en) | 2016-11-11 | 2016-11-11 | A kind of image pickup method and system |
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Application publication date: 20170104 |