CN110198413A - A kind of video capture method, video capture device and electronic equipment - Google Patents
A kind of video capture method, video capture device and electronic equipment Download PDFInfo
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- CN110198413A CN110198413A CN201910554321.9A CN201910554321A CN110198413A CN 110198413 A CN110198413 A CN 110198413A CN 201910554321 A CN201910554321 A CN 201910554321A CN 110198413 A CN110198413 A CN 110198413A
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- main body
- shooting
- filming apparatus
- shooting main
- picture
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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
- H04N23/61—Control of cameras or camera modules based on recognised objects
- H04N23/611—Control of cameras or camera modules based on recognised objects where the recognised objects include parts of the human body
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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
- H04N23/62—Control of parameters via user interfaces
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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
- H04N23/67—Focus control based on electronic image sensor signals
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- Human Computer Interaction (AREA)
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Abstract
The embodiment of the present invention provides a kind of video capture method, video capture device and electronic equipment, wherein method is applied to filming apparatus, which comprises shooting main body is determined from shooting picture；Obtain dimensional parameters of the shooting main body in the shooting picture；According to the variation of dimensional parameters of the shooting main body in the shooting picture, adjust the zoom magnification of the filming apparatus, wherein, the shooting main body is matched in the size in the shooting picture with size of the shooting main body described before adjustment in the shooting picture after adjustment.The embodiment of the present invention can promote the video capture effect of filming apparatus.
Description
Technical field
The present invention relates to video capture technical field more particularly to a kind of video capture methods, video capture device and electricity
Sub- equipment.
Background technique
During video capture, can by object tracking technology, in video shooting main body (such as: face,
Object etc.) carry out track up.
In the related art, it as the distance between filming apparatus and shooting main body change, is clapped in the video of shooting
The size for taking the photograph main body will also change, such as: the hour at a distance from filming apparatus is between shooting main body, shooting main body are being clapped
The accounting taken the photograph in picture is big；When big at a distance from filming apparatus is between shooting main body, main body accounting in shooting picture is shot
Than small, the distance between this size track shot device for having resulted in shooting main body in video and shooting main body are far and near and occur
Suddenly big or suddenly small variation.
It follows that, there is shooting effect difference in video capture method in the related technology.
Summary of the invention
The embodiment of the present invention provides a kind of video capture method, video capture device and electronic equipment, to solve related skill
The problem of shooting effect difference existing for video capture method in art.
In order to solve the above-mentioned technical problem, the present invention is implemented as follows:
In a first aspect, being applied to filming apparatus, the method packet the embodiment of the invention provides a kind of video capture method
It includes:
Shooting main body is determined from shooting picture；
Obtain dimensional parameters of the shooting main body in the shooting picture；
According to the variation of dimensional parameters of the shooting main body in the shooting picture, the change of the filming apparatus is adjusted
Burnt multiple, wherein size and the adjustment preceding shooting main body of the shooting main body in the shooting picture are in institute after adjustment
State the size matching in shooting picture.
Second aspect, the embodiment of the invention also provides a kind of video capture devices, comprising:
First determining module, for determining shooting main body from shooting picture；
Module is obtained, for obtaining dimensional parameters of the shooting main body in the shooting picture；
Module is adjusted, for the variation of the dimensional parameters according to the shooting main body in the shooting picture, adjusts institute
State the zoom magnification of filming apparatus, wherein institute before size and adjustment of the shooting main body in the shooting picture after adjustment
State size matching of the shooting main body in the shooting picture.
The third aspect, the embodiment of the invention also provides a kind of electronic equipment, comprising: memory, processor and is stored in
On the memory and the computer program that can run on the processor, when the processor executes the computer program
Realize the step in video capture method provided in an embodiment of the present invention.
Fourth aspect, it is described computer-readable to deposit the embodiment of the invention also provides a kind of computer readable storage medium
Computer program is stored on storage media, the computer program realizes view provided in an embodiment of the present invention when being executed by processor
Step in frequency image pickup method.
In embodiments of the present invention, shooting main body is determined from shooting picture；The shooting main body is obtained in the shooting
Dimensional parameters in picture；According to the variation of dimensional parameters of the shooting main body in the shooting picture, the bat is adjusted
Take the photograph the zoom magnification of device, wherein the bat before size and adjustment of the shooting main body in the shooting picture after adjustment
Take the photograph size matching of the main body in the shooting picture.In this way, change in size of the shooting main body in shooting picture can be made small,
To solve the problems, such as that large change occurs for size of the shooting main body in shooting picture and caused by shooting effect it is poor.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be in embodiment or description of the prior art
Required attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the invention
Example is applied, it for those of ordinary skill in the art, without any creative labor, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is a kind of flow chart of video capture method provided in an embodiment of the present invention；
Fig. 2 is a kind of one of the application scenario diagram of video capture method provided in an embodiment of the present invention；
Fig. 3 is the two of the application scenario diagram of a kind of video capture method provided in an embodiment of the present invention；
Fig. 4 is one of the structure chart of video capture device provided in an embodiment of the present invention；
Fig. 5 is the two of the structure chart of video capture device provided in an embodiment of the present invention；
Fig. 6 is the three of the structure chart of video capture device provided in an embodiment of the present invention；
Fig. 7 is the four of the structure chart of video capture device provided in an embodiment of the present invention；
Fig. 8 is the five of the structure chart of video capture device provided in an embodiment of the present invention；
Fig. 9 is the structure chart of electronic equipment 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 some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
Referring to Figure 1, Fig. 1 is a kind of flow chart of video capture method provided in an embodiment of the present invention, the video capture
Method can be applied to filming apparatus.As shown in Figure 1, the video capture method may comprise steps of:
Step 101 determines shooting main body from shooting picture.
Wherein, this step can determine shooting main body depending on the user's operation from shooting picture, certainly, specific real
Shi Zhong can also choose a target as shooting main body according to filming apparatus from shooting picture, such as: it is wrapped in shooting picture
Multiple people are included, then filming apparatus chooses the maximum conduct shooting main body of size in the multiple people.
It should be noted that in practical applications, frame can also be used the shooting body frame in shooting picture
It elects, is shooting main body with the main body object for prompting user's frame institute's frame to select.In addition, if user needs replacing shooting main body
The operation of main body can be shot by carrying out replacement in shooting picture, such as: the touching where shooting main body after clicking replacement
Region is controlled, main body will be shot and be changed to the corresponding main body object in the touch area, and the shooting after the replacement is selected by frame frame
Main body.It should be noted that in specific implementation, the edge of shooting main body can be identified by object tracking technology technology, into
And controller chassis chooses the frame size of the shooting main body and the edge matching of the shooting main body, avoids frame too large or too small
Frame caused by and selects the problem of effect difference.Specifically, utilizing Face datection in the case where can occurring face in shooting picture
Technology, default face making is as shooting main body；If face is more in shooting picture, with maximum face (that is: face frame face
The maximum face of product) as shooting main body.
Certainly, if occurring pet, the body of people or other sharp-edged main bodys in shooting picture, correlation can also be passed through
Technology, detected automatically as shooting main body, and show corresponding rectangle frame.If without above-mentioned each main body object,
User can be prompted to click it on touch screen by showing modes such as " the main body object to be shot please be click " on a display screen
The shooting main body of selection, under present embodiment, the position that can be clicked in shooting picture according to user, binding object tracks skill
Art, extends to the edge of the main body object of its click outward, and outlines corresponding rectangle frame, which is determined as shooting master
Body.In addition, if cannot recognize that the main body object using object tracking technology after the main body object that user clicks on touch screen
Edge (such as: main body object is too close with background color, does not have situations such as limbus), then " main body object cannot be known for prompt
Not, it please chooses again ".In addition, if the main body object that clicking operation is identified on touch screen according to user is not user
Desired, then user can click again, and main body object conduct is reselected in such a way that object tracking technology re-recognizes
Shoot main body.
Step 102 obtains dimensional parameters of the shooting main body in the shooting picture.
In specific implementation, the dimensional parameters can be length, width and the area of shooting main body, and shooting main body
Length, width and area of corresponding frame etc. can indicate the shooting main body in the parameter of the size in the shooting picture
Any one or it is a variety of, it is not exhaustive herein.
Step 103, according to the variation of the dimensional parameters of the shooting main body in the shooting picture, adjust the shooting
The zoom magnification of device, wherein the shooting before size and adjustment of the shooting main body in the shooting picture after adjustment
Size matching of the main body in the shooting picture.
Wherein, size and the adjustment preceding shooting main body of the shooting main body in the shooting picture after the adjustment
Size matching in the shooting picture, can refer to: size of the shooting main body in the shooting picture after adjustment
With adjoining dimensions of the shooting main body in the shooting picture described before adjustment or equal.
In specific implementation, the zoom magnification by adjusting the filming apparatus can change the coke of the filming apparatus
Away from so as to realize that the size to shooting main body in shooting picture zooms in or out.In an implementation, it can deposit in advance
Corresponding relationship of the shooting main body between the variation degree and zoom magnification of the dimensional parameters in the shooting picture is stored up, and
Corresponding zoom is carried out according to the size of the change in size degree, such as: in the shooting main body in the shooting picture
In the case that dimensional parameters increase 0.1mm (millimeter), the zoom magnification for controlling the filming apparatus reduces 0.1 times etc..It needs
Bright is that the adjusted value of the zoom magnification can also be with the current zoom multiple of filming apparatus, the shooting main body in the bat
The correlations such as the dimensional parameters in picture are taken the photograph, are only illustrated herein as example.
In addition, in practical applications, when the zoom magnification of the filming apparatus changes, in addition to institute in shooting picture
The size for stating background or other objects other than shooting main body will also change, and be not specifically limited herein.
In practical applications, above-mentioned steps 102 and step 103 are repeatable the step of executing, such as: filming apparatus is each
0.01s (second) obtains the dimensional parameters of primary shooting main body, and the variation for the dimensional parameters set a question according to the shooting carries out once
Zoom；Alternatively, control filming apparatus carries out one when detecting that the length for shooting main body described in shooting picture increases 0.01mm
Secondary zoom, so that length of the shooting main body in shooting picture reduces 0.01mm after zoom, to restore to before increasing
Length.
It should be noted that in specific implementation, the time interval or size for repeating step 102 and step 103 become
Change degree is not merely not limited to 0.01s or 0.01mm, is given for example only explanation herein.In addition, repeating step
102 with the time interval of step 103 or change in size degree it is sufficiently small in the case where, can be shaken to avoid shooting picture, thus
Promote shooting effect.
The shooting of " Hitchcockian formula zoom " (or being further referred to as " continuous vari-focus ") may be implemented in present embodiment
Method, this image pickup method are to change in shooting process according to the distance between filming apparatus and shooting main body are far and near, reversely
Change focal length, visual perspective relationship will be changed in this way, keep the change in size for shooting main body small, and compresses or amplify background sky
Between, to build a kind of science fiction, dazzle cruel camera lens sense, achieve the purpose that promote shooting effect.
In specific implementation, above-mentioned filming apparatus can be mobile phone, tablet computer (Tablet Personal Computer),
Laptop computer (Laptop Computer), personal digital assistant (personal digital assistant, abbreviation PDA),
Mobile Internet access device (Mobile Internet Device, MID), wearable device (Wearable Device), computer
Or laptop etc. has the filming apparatus on the electronic equipment of video capture function.
In embodiments of the present invention, shooting main body is determined from shooting picture；The shooting main body is obtained in the shooting
Dimensional parameters in picture；According to the variation of dimensional parameters of the shooting main body in the shooting picture, the bat is adjusted
Take the photograph the zoom magnification of device, wherein the bat before size and adjustment of the shooting main body in the shooting picture after adjustment
Take the photograph size matching of the main body in the shooting picture.In this way, change in size of the shooting main body in shooting picture can be made small,
To solve the problems, such as that large change occurs for size of the shooting main body in shooting picture and caused by shooting effect it is poor.
As an alternative embodiment, the dimensional parameters according to the shooting main body in the shooting picture
Variation, the step of adjusting the zoom magnification of the filming apparatus, comprising:
In the case where dimensional parameters of the shooting main body in the shooting picture reduce, the filming apparatus is controlled
Zoom magnification increase；
In the case where dimensional parameters of the shooting main body in the shooting picture increase, the filming apparatus is controlled
Zoom magnification reduce.
In specific implementation, the zoom magnification of the filming apparatus increases, then the shooting main body is in the shooting picture
In dimensional parameters also will increase；The zoom magnification of the filming apparatus reduces, then the shooting main body is in the shooting picture
In dimensional parameters also will reduce.
In specific implementation, the zoom magnification increase or reduced numerical value, can be according to the shooting main body in institute
State the change of the current zoom magnification, the filming apparatus of variation degree, the filming apparatus of the dimensional parameters in shooting picture
Pyrogene exactness etc. is determining, so that after zoom magnification adjustment, size and tune of the shooting main body in the shooting picture
Size matching of the whole preceding shooting main body in the shooting picture.
It is to increase or subtract according to dimensional parameters of the shooting main body in the shooting picture in present embodiment
Small, the zoom magnification for controlling filming apparatus is reversely adjusted, with reach make zoom magnification adjust after, the shooting main body
Size matched effect of the shooting main body in the shooting picture before the size and adjustment in the shooting picture.
As an alternative embodiment, in the dimensional parameters according to the shooting main body in the shooting picture
Change, before the zoom magnification for adjusting the filming apparatus, the method also includes:
User is received for the first operation of the shooting main body；
In response to first operation, the original zoom multiple of the filming apparatus is adjusted；
The variation of the dimensional parameters according to the shooting main body in the shooting picture, adjusts the filming apparatus
Zoom magnification the step of, comprising:
According to the variation of dimensional parameters of the shooting main body in the shooting picture, the change of the filming apparatus is controlled
Burnt multiple is based on the original zoom multiple and is adjusted.
In specific implementation, first operation can be the operation such as zoom in or out for the shooting main body,
Wherein, after the shooting main body is amplified, the zoom magnification of filming apparatus also increases accordingly；It is contracted in the shooting main body
After small, the zoom magnification of filming apparatus also reduces accordingly.
In addition, the step of above-mentioned reception user operates for the first of the shooting main body, and in response to first behaviour
The step of making, adjusting the original zoom multiple of the filming apparatus can be pre-seting before starting to carry out video capture
Journey, such as: from shooting picture determine shooting main body after, by showing that " please adjust focal length reaches main body on a display screen
The mode of the size wanted to you " reminds user setting original zoom multiple, then after setting up original zoom multiple, point
The button for starting video capture is hit, to start to carry out video capture.It should be noted that above-mentioned reception user is directed to the shooting
The step of first operation of main body, and in response to first operation, adjust the step of the original zoom multiple of the filming apparatus
Suddenly, it is also possible to the adjustment carried out during video capture, is not specifically limited herein.
In practical applications, after initializing filming apparatus, filming apparatus may be acquired with the zoom magnification of default and be shot
Picture, the shooting main body that the zoom magnification of the default may be such that user selects is undersized or excessive in shooting picture,
In present embodiment, user can will shoot dimensional parameters of the main body in shooting picture by the first operation and adjust to suitable
Value, and in shooting process, the dimensional parameters based on user's shooting main body adjusted in shooting picture are corresponding just
Beginning zoom magnification is adjusted correspondingly the zoom magnification of filming apparatus so that in shooting picture, the shooting main body
Dimensional parameters and user in the shooting picture are by shooting main body described after the first operation adjustment in the shooting picture
In dimensional parameters matching, met the needs of users to make to shoot size of the main body in shooting picture, to reach promotion
The purpose of shooting effect.
As an alternative embodiment, obtain the dimensional parameters of the shooting main body in the shooting picture it
Afterwards, the method also includes:
The current zoom multiple of the filming apparatus is exported, and is exported in minimum zoom magnification and maximum zoom magnification
At least one of.
In specific implementation, the current zoom multiple and maximum zoom magnification or described of the output filming apparatus
The current zoom multiple and minimum zoom magnification for exporting the filming apparatus, can be by the modes such as display, voice output
Any one or various ways export.
In addition, above-mentioned maximum zoom magnification and minimum zoom magnification can be the maximum change that the filming apparatus currently allows
Burnt multiple and minimum zoom magnification, in specific implementation, the property of the maximum zoom magnification and minimum zoom magnification and filming apparatus
The correlations such as energy parameter.
In an implementation, can by informing the current zoom multiple and maximum zoom magnification of filming apparatus described in user, with
Make user in the case where the current zoom multiple of the filming apparatus is less than the maximum zoom magnification, knows the shooting dress
Setting the distance between shooting main body can also further increase；Furthermore it is also possible to by informing filming apparatus described in user
Current zoom multiple and minimum zoom magnification, so that user is greater than the minimum change in the current zoom multiple of the filming apparatus
In the case where burnt multiple, know that the distance between the filming apparatus and shooting main body can also further decrease.
Below to pass through the current zoom multiple for showing the filming apparatus on mobile phone, the maximum zoom magnification and institute
For the mode for stating minimum zoom magnification, above embodiment is illustrated:
As shown in Fig. 2, using face as shooting main body, and showing the bat by way of progress bar in the present embodiment
Take the photograph the current zoom multiple, the maximum zoom magnification and the minimum zoom magnification of device, wherein the filming apparatus is worked as
Preceding zoom magnification is 1.5 times, and the maximum zoom magnification is 10 times, and the minimum zoom magnification is 1 times.At this point, indicating mobile phone
The zoom magnification of camera can also be further increased or be reduced based on the current zoom multiple, may thereby determine that the hand
When the distance between machine camera and the shooting main body increase or reduce in a certain range, it still is able to ensure the bat
It is small to take the photograph dimensional parameters variation of the main body in shooting picture.
It in specific implementation, can be using the maximum zoom magnification of filming apparatus and minimum zoom magnification as the upper of progress bar
Limit value and lower limit value, and progress value each on progress bar is uniformly distributed.
In the present embodiment, user can also be by controlling the corresponding progress value of current zoom multiple of mobile phone camera upper
It states and is moved up and down on progress bar, to achieve the purpose that adjust the original zoom multiple of the mobile phone camera.
In present embodiment, can be used family know in advance filming apparatus whether allow to further decrease or increase its with
The distance between main body is shot, current zoom multiple is avoided to further increase filming apparatus and shooting when being equal to maximum zoom magnification
The distance between main body, the problems such as causing the dimensional parameters reduction of the shooting main body in shooting picture or be unable to well focussed；
In addition, it is thus also avoided that current zoom multiple is further decreased when being equal to minimum zoom magnification between filming apparatus and shooting main body
Distance, the problems such as causing the dimensional parameters increase of the shooting main body in shooting picture or be unable to well focussed, to improve
The reliability of video capture method.
As an alternative embodiment, after determining shooting main body in shooting picture, the method also includes:
According to target component, determine the distance between the filming apparatus and described shooting main body can value range,
In, the target component includes: that current distance between the shooting main body and the filming apparatus, the filming apparatus are worked as
The minimum zoom magnification of preceding zoom magnification, the maximum zoom magnification of the filming apparatus and the filming apparatus；
According to the current distance and the filming apparatus and the shooting between the filming apparatus and the shooting main body
The distance between main body can value range, determination can forward travel distance and can backway；
Described in output can forward travel distance and it is described can backway.
It in specific implementation, can be by being clapped described in flight time telemetry (Time of flight, TOF) phase machine testing
The current distance between main body and the filming apparatus is taken the photograph, it is, of course, also possible to obtain the bat by other distance detection devices
The current distance between main body and the filming apparatus is taken the photograph, is not specifically limited herein.
In addition, in specific implementation, can by voice broadcast, be shown in the modes such as display screen export it is described can advance away from
From with it is described can backway, below by by described in being shown on mobile phone can forward travel distance and it is described can be in a manner of backway
For, to above-mentioned output can forward travel distance and can the embodiment of backway be illustrated:
Referring to Fig. 3, in the present embodiment, TOF camera is installed, and using face as shooting main body on mobile phone, by into
The mode of degree item show it is described can forward travel distance and can backway, wherein it is described can forward travel distance be 0.5m (rice), it is described can
Backway is 2m.In present embodiment, the current zoom multiple that the TOF camera is also shown on above-mentioned progress bar is
1.5 again.
In a particular application, when mobile phone to it is mobile close to the direction of shooting main body when, can forward travel distance according to the movement
Distance reduces, at the same can backway increased according to the distance of the movement, and the current zoom multiple of the TOF camera is in progress
Position on item also occurs to change accordingly so that current zoom multiple on progress bar with can one end where forward travel distance
Apart from root with can forward travel distance reduction and reduce, and make current zoom multiple on progress bar with can where backway one
The distance root at end with can backway increase and increase.Such as: under application scenarios as shown in Figure 3, if mobile phone is to far from bat
It takes the photograph the direction where main body and retreats 0.5 meter, then the position where the current zoom multiple on progress bar is to close to can backway
The one end at place is mobile so that can forward travel distance become 1.0m, and make can backway become 1.5m.
In one embodiment, can be stored in advance above-mentioned filming apparatus and described shooting the distance between main body can
Value range and above-mentioned current distance, above-mentioned current zoom multiple, above-mentioned maximum zoom magnification and above-mentioned minimum zoom magnification it
Between mapping relations, thus determine above-mentioned current distance, above-mentioned current zoom multiple, above-mentioned maximum zoom magnification and it is above-mentioned most
In the case where small zoom magnification, can determine its mapping filming apparatus and described shooting the distance between main body can value
Range, and using this can between the minimum value and the current distance of value range the absolute value of difference can advance as described in away from
From, and using this can between the maximum value and the current distance of value range the absolute value of difference can be retreated as described in away from
From.
In another embodiment, can be stored in advance it is above-mentioned can forward travel distance and can backway work as respectively with above-mentioned
Calculation formula between front distance, above-mentioned current zoom multiple, above-mentioned maximum zoom magnification and above-mentioned minimum zoom magnification, with root
According to the formula calculate it is above-mentioned can forward travel distance and can backway value.
Such as: each parameter in calculation formula is first determined according to the performance parameter of the filming apparatus before filming apparatus dispatches from the factory
Value, specifically, assume that current something body length is w, the current distance between the object and filming apparatus is x, shooting
The current zoom multiple of device is n, and the length of the object makes s in shooting picture, establishes the calculating mould between s and each parameter accordingly
Type are as follows: s=k × w × n ÷ (x+c), the computation model indicate: the current distance between object and filming apparatus is bigger, then the object
Size of the body in shooting picture is smaller, to keep size of the object in shooting picture to keep stablizing, then needs to change bat
Take the photograph the zoom magnification of device.
When realization, k and c in the computation model can be preset constant, and can determine that it takes by following procedure
Value:
Assuming that n=1 (no amplification) in the initial state, w=0.01m (subject matter of 1 centimetre length):
As x=0m, s=0.01k/c obtains s size, it is assumed that the value of s is S1, i.e. S1=0.01k/c at this time；
As x=1m, s=0.01k/ (c+1) obtains s size, it is assumed that s=S2 at this time, S2=0.01k/ (c+1).
By to formula: S1=0.01k/c and S2=0.01k/ (c+1) are solved, and can calculate the tool of k and c
Body value.
After determining the value of the k and c, if assuming, the minimum zoom magnification of the filming apparatus is 1, maximum zoom times
Number is Nmax, then can by following procedure determine described in can forward travel distance XAdvanceWith it is described can backway XIt retreatsValue:
XAdvance=x-Xmin=(x+c) × (n-1) ÷ n；
XIt retreats=Xmax- x=(x+c) × (Nmax-n)÷n。
Wherein, the XminIndicate the minimum range between above-mentioned filming apparatus and the shooting main body, XmaxIndicate above-mentioned
Maximum distance between filming apparatus and the shooting main body.
Above-mentioned XIt retreatsCalculation formula to shift process onto as follows:
By formula: s=k × w × n ÷ (x+c)；
Known to: w ÷ s=(x+c) ÷ (k × n)；
To obtain: x=k × w × n ÷ s-c.
It is equal to N in nmaxWhen, x is also maximized Xmax, to obtain: Xmax=k × w × Nmax÷S-C；
It is obtained in conjunction with above-mentioned formula: XIt retreats=(x+c) × (Nmax-n)÷n。
In addition, the XAdvanceCalculation formula derivation process and the XIt retreatsCalculation formula derivation process it is similar,
This is not being repeated.
It should be noted that in the present embodiment, it is assumed that the minimum zoom magnification of filming apparatus is 1, when the filming apparatus
Minimum zoom magnification when changing, above-mentioned calculating k, c, can forward travel distance and can backway formula will also occur it is corresponding
Change, do not limit herein above-mentioned k, c, can forward travel distance and can backway calculation formula.
Present embodiment can be with, in advance notice user video shooting process can forward travel distance and can backway tool
Body value so that user judge accordingly current shooting environmental whether meet demand, to avoid in shooting environmental that there are obstacles
When object or shooting space are smaller, the problem of video capture cannot be completed.
It should be noted that in specific implementation, technologies, the realization such as can also cut by the visual angle of video capture will be upper
The shooting main body is fixed on a certain specific location (such as: any positions such as middle, upper left corner) in shooting picture, reaches
The effect of mode shooting picture shake, to further promote the shooting effect for the video shot.
Referring to Fig. 4, the embodiment of the present invention also provides a kind of video capture device 400, as shown in figure 4, the video capture
Device 400 includes:
First determining module 401, for determining shooting main body from shooting picture；
Module 402 is obtained, for obtaining dimensional parameters of the shooting main body in the shooting picture；
Module 403 is adjusted, for the variation of the dimensional parameters according to the shooting main body in the shooting picture, adjustment
The zoom magnification of the filming apparatus, wherein the shooting main body is before the size and adjustment in the shooting picture after adjustment
Size matching of the shooting main body in the shooting picture.
Optionally, as shown in figure 5, adjustment module 403, comprising:
First control unit 4031, the feelings for reducing in dimensional parameters of the shooting main body in the shooting picture
Under condition, the zoom magnification for controlling the filming apparatus increases；
Second control unit 4032, the feelings for increasing in dimensional parameters of the shooting main body in the shooting picture
Under condition, the zoom magnification for controlling the filming apparatus reduces.
Optionally, as shown in fig. 6, the video capture device 400 further include:
Receiving module 404, for receiving user for the first operation of the shooting main body；
Respond module 405, for adjusting the original zoom multiple of the filming apparatus in response to first operation；
Module 403 is adjusted, is specifically used for:
According to the variation of dimensional parameters of the shooting main body in the shooting picture, the change of the filming apparatus is controlled
Burnt multiple is based on the original zoom multiple and is adjusted.
Optionally, as shown in fig. 7, video capture device 400 further include:
First output module 406, for exporting the current zoom multiple of the filming apparatus, and the minimum zoom times of output
At least one of in several and maximum zoom magnification.
Optionally, as shown in figure 8, video capture device 400 further include:
Second determining module 407, for determining between the filming apparatus and the shooting main body according to target component
Distance can value range, wherein the target component include: between the shooting main body and the filming apparatus it is current away from
From, the minimum of the maximum zoom magnification of the current zoom multiple of the filming apparatus, the filming apparatus and the filming apparatus
Zoom magnification；
Third determining module 408, for according to the filming apparatus and the current distance shot between main body and institute
State filming apparatus and described shooting the distance between main body can value range, determination can forward travel distance and can backway；
Second output module 409, for export it is described can forward travel distance and it is described can backway.
Video capture device provided in an embodiment of the present invention can be realized any video capture provided in an embodiment of the present invention
Each process in embodiment of the method, and it is able to ascend the video capture effect of video capture device, to avoid repeating, here not
It repeats again.
Refering to Fig. 9, the hardware structural diagram of Fig. 9 a kind of electronic equipment of each embodiment to realize the present invention.
The electronic equipment 900 includes but is not limited to: radio frequency unit 901, network module 902, audio output unit 903, defeated
Enter unit 904, sensor 905, display unit 906, user input unit 907, interface unit 908, memory 909, processor
The components such as 910 and power supply 911.It will be understood by those skilled in the art that electronic devices structure shown in Fig. 9 is not constituted
Restriction electronic equipment to electronic equipment may include than illustrating more or fewer components, perhaps combine certain components or
Different component layouts.In embodiments of the present invention, electronic equipment include but is not limited to mobile phone, tablet computer, laptop,
Palm PC, vehicle electronic device, wearable device, pedometer, computer and laptop etc..
Wherein, processor 910 are used for:
Shooting main body is determined from shooting picture；
Obtain dimensional parameters of the shooting main body in the shooting picture；
According to the variation of dimensional parameters of the shooting main body in the shooting picture, the change of the filming apparatus is adjusted
Burnt multiple, wherein size and the adjustment preceding shooting main body of the shooting main body in the shooting picture are in institute after adjustment
State the size matching in shooting picture.
Optionally, the dimensional parameters according to the shooting main body in the shooting picture that processor 910 executes
Variation, the step of adjusting the zoom magnification of the filming apparatus, comprising:
In the case where dimensional parameters of the shooting main body in the shooting picture reduce, the filming apparatus is controlled
Zoom magnification increase；
In the case where dimensional parameters of the shooting main body in the shooting picture increase, the filming apparatus is controlled
Zoom magnification reduce.
Optionally, it in the variation for executing the dimensional parameters according to the shooting main body in the shooting picture, adjusts
Before the zoom magnification of the whole filming apparatus, user input unit 907 is used for: receiving user for the of the shooting main body
One operation；
Processor 910 is used for: in response to first operation, adjusting the original zoom multiple of the filming apparatus；
The variation for the dimensional parameters according to the shooting main body in the shooting picture that processor 910 executes,
The step of adjusting the zoom magnification of the filming apparatus, comprising:
According to the variation of dimensional parameters of the shooting main body in the shooting picture, the change of the filming apparatus is controlled
Burnt multiple is based on the original zoom multiple and is adjusted.
Optionally, processor 910 is also used to: in the size ginseng for obtaining the shooting main body in the shooting picture
After number, controls audio output unit 903 and/or display unit 906 executes:
The current zoom multiple of the filming apparatus is exported, and is exported in minimum zoom magnification and maximum zoom magnification
At least one of.
Optionally, processor 910 is executing after determining shooting main body in shooting picture, is also used to:
According to target component, determine the distance between the filming apparatus and described shooting main body can value range,
In, the target component includes: that current distance between the shooting main body and the filming apparatus, the filming apparatus are worked as
The minimum zoom magnification of preceding zoom magnification, the maximum zoom magnification of the filming apparatus and the filming apparatus；
According to the current distance and the filming apparatus and the shooting between the filming apparatus and the shooting main body
The distance between main body can value range, determination can forward travel distance and can backway；
Control audio output unit 903 and/or display unit 906 export it is described can forward travel distance and it is described retreat away from
From.
In present embodiment, the change according to the dimensional parameters for shooting main body in shooting picture is may be implemented in electronic equipment 900
Change, carry out zoom magnification adjustment, so that change in size of the shooting main body in shooting picture is small, has identical as embodiment of the method
Beneficial effect.
It should be understood that the embodiment of the present invention in, radio frequency unit 901 can be used for receiving and sending messages or communication process in, signal
Send and receive, specifically, by from base station downlink data receive after, to processor 910 handle；In addition, by uplink
Data are sent to base station.In general, radio frequency unit 901 includes but is not limited to antenna, at least one amplifier, transceiver, coupling
Device, low-noise amplifier, duplexer etc..In addition, radio frequency unit 901 can also by wireless communication system and network and other set
Standby communication.
Electronic equipment provides wireless broadband internet by network module 902 for user and accesses, and such as user is helped to receive
It sends e-mails, browse webpage and access streaming video etc..
Audio output unit 903 can be received by radio frequency unit 901 or network module 902 or in memory 909
The audio data of storage is converted into audio signal and exports to be sound.Moreover, audio output unit 903 can also provide and electricity
The relevant audio output of specific function that sub- equipment 900 executes is (for example, call signal receives sound, message sink sound etc.
Deng).Audio output unit 903 includes loudspeaker, buzzer and receiver etc..
Input unit 904 is for receiving audio or video signal.Input unit 904 may include graphics processor
(Graphics Processing Unit, GPU) 9041 and microphone 9042, graphics processor 9041 is in video acquisition mode
Or the image data of the static images or video obtained in image capture mode by image capture apparatus (such as camera) carries out
Reason.Treated, and picture frame may be displayed on display unit 906.Through graphics processor 9041, treated that picture frame can be deposited
Storage is sent in memory 909 (or other storage mediums) or via radio frequency unit 901 or network module 902.Mike
Wind 9042 can receive sound, and can be audio data by such acoustic processing.Treated audio data can be
The format output that mobile communication base station can be sent to via radio frequency unit 901 is converted in the case where telephone calling model.
Electronic equipment 900 further includes at least one sensor 905, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor includes ambient light sensor and proximity sensor, wherein ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 9061, and proximity sensor can close when electronic equipment 900 is moved in one's ear
Display panel 9061 and/or backlight.As a kind of motion sensor, accelerometer sensor can detect in all directions (general
For three axis) size of acceleration, it can detect that size and the direction of gravity when static, can be used to identify electronic equipment posture (ratio
Such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap)；It passes
Sensor 905 can also include fingerprint sensor, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer, wet
Meter, thermometer, infrared sensor etc. are spent, details are not described herein.
Display unit 906 is for showing information input by user or being supplied to the information of user.Display unit 906 can wrap
Display panel 9061 is included, which is folding folding screen, can use liquid crystal display (Liquid
Crystal Display, LCD), the forms such as Organic Light Emitting Diode (Organic Light-Emitting Diode, OLED)
To configure display panel 9061.
User input unit 907 can be used for receiving the number or character information of input, and generate the use with electronic equipment
Family setting and the related key signals input of function control.Specifically, user input unit 907 include touch panel 9071 and
Other input equipments 9072.Touch panel 9071, also referred to as touch screen collect the touch operation of user on it or nearby
(for example user uses any suitable objects or attachment such as finger, stylus on touch panel 9071 or in touch panel 9071
Neighbouring operation).Touch panel 9071 may include both touch detecting apparatus and touch controller.Wherein, touch detection
Device detects the touch orientation of user, and detects touch operation bring signal, transmits a signal to touch controller；Touch control
Device processed receives touch information from touch detecting apparatus, and is converted into contact coordinate, then gives processor 910, receiving area
It manages the order that device 910 is sent and is executed.Furthermore, it is possible to more using resistance-type, condenser type, infrared ray and surface acoustic wave etc.
Seed type realizes touch panel 9071.In addition to touch panel 9071, user input unit 907 can also include other input equipments
9072.Specifically, other input equipments 9072 can include but is not limited to physical keyboard, function key (such as volume control button,
Switch key etc.), trace ball, mouse, operating stick, details are not described herein.
Further, touch panel 9071 can be covered on display panel 9061, when touch panel 9071 is detected at it
On or near touch operation after, send processor 910 to determine the type of touch event, be followed by subsequent processing device 910 according to touching
The type for touching event provides corresponding visual output on display panel 9061.Although in Fig. 9, touch panel 9071 and display
Panel 9061 is the function that outputs and inputs of realizing electronic equipment as two independent components, but in some embodiments
In, can be integrated by touch panel 9071 and display panel 9061 and realize the function that outputs and inputs of electronic equipment, it is specific this
Place is without limitation.
Interface unit 908 is the interface that external device (ED) is connect with electronic equipment 900.For example, external device (ED) may include having
Line or wireless head-band earphone port, external power supply (or battery charger) port, wired or wireless data port, storage card end
Mouth, port, the port audio input/output (I/O), video i/o port, earphone end for connecting the device with identification module
Mouthful etc..Interface unit 908 can be used for receiving the input (for example, data information, electric power etc.) from external device (ED) and
By one or more elements that the input received is transferred in electronic equipment 900 or can be used in 900 He of electronic equipment
Data are transmitted between external device (ED).
Memory 909 can be used for storing software program and various data.Memory 909 can mainly include storing program area
The storage data area and, wherein storing program area can (such as the sound of application program needed for storage program area, at least one function
Sound playing function, image player function etc.) etc.；Storage data area can store according to mobile phone use created data (such as
Audio data, phone directory etc.) etc..In addition, memory 909 may include high-speed random access memory, it can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 910 is the control centre of electronic equipment, utilizes each of various interfaces and the entire electronic equipment of connection
A part by running or execute the software program and/or module that are stored in memory 909, and calls and is stored in storage
Data in device 909 execute the various functions and processing data of electronic equipment, to carry out integral monitoring to electronic equipment.Place
Managing device 910 may include one or more processing units；Preferably, processor 910 can integrate application processor and modulatedemodulate is mediated
Manage device, wherein the main processing operation system of application processor, user interface and application program etc., modem processor is main
Processing wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processor 910.
Electronic equipment 900 can also include the power supply 910 (such as battery) powered to all parts, it is preferred that power supply 910
Can be logically contiguous by power-supply management system and processor 910, to realize management charging by power-supply management system, put
The functions such as electricity and power managed.
In addition, electronic equipment 900 includes some unshowned functional modules, details are not described herein.
Preferably, the embodiment of the present invention also provides a kind of electronic equipment, including processor 910, and memory 909 is stored in
On memory 909 and the computer program that can run on the processor 910, the computer program are executed by processor 910
Each process of the above-mentioned video capture embodiment of the method for Shi Shixian, and identical technical effect can be reached, to avoid repeating, here
It repeats no more.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or device.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art
The part contributed out can be embodied in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that an electronic equipment (can be mobile phone, computer, clothes
Business device, air conditioner or the network equipment etc.) execute method described in each embodiment of the present invention.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form belongs within protection of the invention.
Claims (12)
1. a kind of video capture method is applied to filming apparatus, which is characterized in that the described method includes:
Shooting main body is determined from shooting picture；
Obtain dimensional parameters of the shooting main body in the shooting picture；
According to the variation of dimensional parameters of the shooting main body in the shooting picture, the zoom times of the filming apparatus is adjusted
Number, wherein size and the adjustment preceding shooting main body of the shooting main body in the shooting picture are in the bat after adjustment
Take the photograph the size matching in picture.
2. the method as described in claim 1, which is characterized in that it is described according to the shooting main body in the shooting picture
The variation of dimensional parameters, the step of adjusting the zoom magnification of the filming apparatus, comprising:
In the case where dimensional parameters of the shooting main body in the shooting picture reduce, the change of the filming apparatus is controlled
Burnt multiple increases；
In the case where dimensional parameters of the shooting main body in the shooting picture increase, the change of the filming apparatus is controlled
Burnt multiple reduces.
3. the method as described in claim 1, which is characterized in that in the ruler according to the shooting main body in the shooting picture
The variation of very little parameter, before the zoom magnification for adjusting the filming apparatus, the method also includes:
User is received for the first operation of the shooting main body；
In response to first operation, the original zoom multiple of the filming apparatus is adjusted；
The variation of the dimensional parameters according to the shooting main body in the shooting picture, adjusts the change of the filming apparatus
The step of burnt multiple, comprising:
According to the variation of dimensional parameters of the shooting main body in the shooting picture, the zoom times of the filming apparatus is controlled
Base is adjusted in the original zoom multiple.
4. the method as described in claim 1, which is characterized in that obtaining ruler of the shooting main body in the shooting picture
After very little parameter, the method also includes:
The current zoom multiple of the filming apparatus is exported, and is exported in minimum zoom magnification and maximum zoom magnification at least
One.
5. the method as described in claim 1, which is characterized in that from shooting picture determine shooting main body after, the side
Method further include:
According to target component, determine the distance between the filming apparatus and described shooting main body can value range, wherein institute
State the current change that target component includes: the current distance, the filming apparatus between the shooting main body and the filming apparatus
The minimum zoom magnification of burnt multiple, the maximum zoom magnification of the filming apparatus and the filming apparatus；
According to the current distance and the filming apparatus and the shooting main body between the filming apparatus and the shooting main body
The distance between can value range, determination can forward travel distance and can backway；
Described in output can forward travel distance and it is described can backway.
6. a kind of video capture device characterized by comprising
First determining module, for determining shooting main body from shooting picture；
Module is obtained, for obtaining dimensional parameters of the shooting main body in the shooting picture；
Module is adjusted, for the variation of the dimensional parameters according to the shooting main body in the shooting picture, adjusts the bat
Take the photograph the zoom magnification of device, wherein the bat before size and adjustment of the shooting main body in the shooting picture after adjustment
Take the photograph size matching of the main body in the shooting picture.
7. video capture device as claimed in claim 6, which is characterized in that the adjustment module, comprising:
First control unit, for controlling in the case where dimensional parameters of the shooting main body in the shooting picture reduce
The zoom magnification for making the filming apparatus increases；
Second control unit, for controlling in the case where dimensional parameters of the shooting main body in the shooting picture increase
The zoom magnification for making the filming apparatus reduces.
8. video capture device as claimed in claim 6, which is characterized in that the video capture device further include:
Receiving module, for receiving user for the first operation of the shooting main body；
Respond module, for adjusting the original zoom multiple of the filming apparatus in response to first operation；
The adjustment module, is specifically used for:
According to the variation of dimensional parameters of the shooting main body in the shooting picture, the zoom times of the filming apparatus is controlled
Base is adjusted in the original zoom multiple.
9. video capture device as claimed in claim 6, which is characterized in that the video capture device further include:
First output module for exporting the current zoom multiple of the filming apparatus, and exports minimum zoom magnification and most
At least one of in big zoom magnification.
10. video capture device as claimed in claim 6, which is characterized in that the video capture device further include:
Second determining module, for determining the distance between the filming apparatus and the shooting main body according to target component
It can value range, wherein the target component includes: current distance between the shooting main body and the filming apparatus, institute
State the minimum zoom times of the current zoom multiple of filming apparatus, the maximum zoom magnification of the filming apparatus and the filming apparatus
Number；
Third determining module, for according to the current distance and shooting dress between the filming apparatus and the shooting main body
Set with described shooting the distance between main body can value range, determination can forward travel distance and can backway；
Second output module, for export it is described can forward travel distance and it is described can backway.
11. a kind of electronic equipment, which is characterized in that including memory, processor and be stored on the memory and can be in institute
The computer program run on processor is stated, the processor is realized when executing the computer program as in claim 1 to 5
Step in described in any item video capture methods.
12. a kind of computer readable storage medium, computer program, feature are stored on the computer readable storage medium
It is, the video capture method as described in any one of claims 1 to 5 is realized when the computer program is executed by processor
In step.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111225144A (en) * | 2020-01-13 | 2020-06-02 | 上海摩象网络科技有限公司 | Video shooting method and device, electronic equipment and computer storage medium |
| CN111277750A (en) * | 2020-01-13 | 2020-06-12 | 上海摩象网络科技有限公司 | Shooting control method and device, electronic equipment and computer storage medium |
| CN113079312A (en) * | 2020-01-06 | 2021-07-06 | 北京小米移动软件有限公司 | Method and device for adjusting focal length of camera, electronic equipment and storage medium |
| CN113491102A (en) * | 2020-08-25 | 2021-10-08 | 深圳市大疆创新科技有限公司 | Zoom video shooting method, shooting system, shooting device and storage medium |
| CN113747050A (en) * | 2020-05-30 | 2021-12-03 | 华为技术有限公司 | Shooting method and equipment |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090047010A1 (en) * | 2007-07-31 | 2009-02-19 | Akihiro Yoshida | Imaging device and imaging method |
| US20120154599A1 (en) * | 2010-12-17 | 2012-06-21 | Pelco Inc. | Zooming factor computation |
| CN103197491A (en) * | 2013-03-28 | 2013-07-10 | 华为技术有限公司 | Method capable of achieving rapid automatic focusing and image acquisition device |
| CN104717427A (en) * | 2015-03-06 | 2015-06-17 | 广东欧珀移动通信有限公司 | Automatic zooming method and device and mobile terminal |
| CN105827933A (en) * | 2015-06-29 | 2016-08-03 | 维沃移动通信有限公司 | Imaging method and device and mobile terminal |
| CN205507551U (en) * | 2016-02-25 | 2016-08-24 | 谭圆圆 | Covering power adjustment system of equipment of taking photo by plane |
| CN106254767A (en) * | 2016-07-29 | 2016-12-21 | 广东欧珀移动通信有限公司 | Image zoom processing method, device and terminal unit |
| CN106686213A (en) * | 2016-12-01 | 2017-05-17 | 努比亚技术有限公司 | Shooting method and apparatus thereof |
| CN106803893A (en) * | 2017-03-14 | 2017-06-06 | 联想(北京)有限公司 | Reminding method and electronic equipment |
| CN107832675A (en) * | 2017-10-16 | 2018-03-23 | 广东欧珀移动通信有限公司 | Processing method of taking pictures and Related product |
| CN109361865A (en) * | 2018-11-21 | 2019-02-19 | 维沃移动通信（杭州）有限公司 | A kind of image pickup method and terminal |
-
2019
- 2019-06-25 CN CN201910554321.9A patent/CN110198413B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090047010A1 (en) * | 2007-07-31 | 2009-02-19 | Akihiro Yoshida | Imaging device and imaging method |
| US20120154599A1 (en) * | 2010-12-17 | 2012-06-21 | Pelco Inc. | Zooming factor computation |
| CN103197491A (en) * | 2013-03-28 | 2013-07-10 | 华为技术有限公司 | Method capable of achieving rapid automatic focusing and image acquisition device |
| CN104717427A (en) * | 2015-03-06 | 2015-06-17 | 广东欧珀移动通信有限公司 | Automatic zooming method and device and mobile terminal |
| CN105827933A (en) * | 2015-06-29 | 2016-08-03 | 维沃移动通信有限公司 | Imaging method and device and mobile terminal |
| CN205507551U (en) * | 2016-02-25 | 2016-08-24 | 谭圆圆 | Covering power adjustment system of equipment of taking photo by plane |
| CN106254767A (en) * | 2016-07-29 | 2016-12-21 | 广东欧珀移动通信有限公司 | Image zoom processing method, device and terminal unit |
| CN106686213A (en) * | 2016-12-01 | 2017-05-17 | 努比亚技术有限公司 | Shooting method and apparatus thereof |
| CN106803893A (en) * | 2017-03-14 | 2017-06-06 | 联想(北京)有限公司 | Reminding method and electronic equipment |
| CN107832675A (en) * | 2017-10-16 | 2018-03-23 | 广东欧珀移动通信有限公司 | Processing method of taking pictures and Related product |
| CN109361865A (en) * | 2018-11-21 | 2019-02-19 | 维沃移动通信（杭州）有限公司 | A kind of image pickup method and terminal |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113079312A (en) * | 2020-01-06 | 2021-07-06 | 北京小米移动软件有限公司 | Method and device for adjusting focal length of camera, electronic equipment and storage medium |
| CN111225144A (en) * | 2020-01-13 | 2020-06-02 | 上海摩象网络科技有限公司 | Video shooting method and device, electronic equipment and computer storage medium |
| CN111277750A (en) * | 2020-01-13 | 2020-06-12 | 上海摩象网络科技有限公司 | Shooting control method and device, electronic equipment and computer storage medium |
| CN111277750B (en) * | 2020-01-13 | 2022-04-01 | 上海摩象网络科技有限公司 | Shooting control method and device, electronic equipment and computer storage medium |
| CN113747050A (en) * | 2020-05-30 | 2021-12-03 | 华为技术有限公司 | Shooting method and equipment |
| WO2022062318A1 (en) * | 2020-05-30 | 2022-03-31 | 华为技术有限公司 | Photographing method and device |
| CN113491102A (en) * | 2020-08-25 | 2021-10-08 | 深圳市大疆创新科技有限公司 | Zoom video shooting method, shooting system, shooting device and storage medium |
| WO2022040936A1 (en) * | 2020-08-25 | 2022-03-03 | 深圳市大疆创新科技有限公司 | Method for filming video in zooming manner, and filming system, filming apparatus and storage medium |
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