CN105872309A - Method and device for video image processing used for eliminating image dithering and mobile terminal - Google Patents
Method and device for video image processing used for eliminating image dithering and mobile terminal Download PDFInfo
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- CN105872309A CN105872309A CN201511032618.7A CN201511032618A CN105872309A CN 105872309 A CN105872309 A CN 105872309A CN 201511032618 A CN201511032618 A CN 201511032618A CN 105872309 A CN105872309 A CN 105872309A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/144—Movement detection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
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Abstract
The invention discloses a method and a device for video image processing used for eliminating image dithering and a mobile terminal. The method comprises the following steps of collecting a dithering parameter of a terminal for video communication, wherein the dithering parameter comprises at least one of angular displacement and linear displacement of the terminal; computing a corrected parameter according to the dithering parameter, wherein the corrected parameter comprises at least one of an angular correction vector and a linear correction vector of an image; and correcting a to-be-displayed video image of the terminal according to the corrected parameter, wherein the correction comprises at least one of rotation of the image according to the angular correction vector and translation of the image according to the linear correction vector, so that a main picture in the video image is kept at a preset position of the whole picture of the video image. According to the method and the device for video image processing used for eliminating image dithering and the mobile terminal, the dithering generated in a video communication process is dynamically eliminated, so that a receiver in communication receives the stable video image.
Description
Technical field
The present invention relates to communication technical field, particularly to the video image for eliminating flating
Processing method, device and mobile terminal.
Background technology
Along with the development of communication technology, terminal the most solely provides voice service, video calling
It is used by a user more and more.
Video calling is often referred to: hold based on the Internet and mobile Internet (such as 3G the Internet),
By transmitting voice and the image (e.g., the bust of people, photo, article etc.) of people between terminal in real time
A kind of communication mode.According to the difference of terminal, video communication is generally divided into four kinds of modes:
PC-to-PC (Computer-to-Computer), PC-to-Phone (computer is to phone), Phone-to-PC (electricity
Words are to computer) and Phone-to-Phone via Internet (via the phone of network to phone).
When carrying out video calling, there are two comparison components and parts that are crucial and that affect speech quality,
One is photographic head, and another is display screen.Camera collection video data, mike gathers sound
Frequency evidence, then the video data collected and voice data are encoded according to set agreement,
Finally with certain code check, video data and voice data are sent.Transmit via network, by
The opposite end (that is, another terminal) of video communication receives, then to the video data received and sound
Frequency, according to being decoded according to set agreement, is finally shown by display screen.
But, the present inventor finds under study for action, in the mobile context of video calling,
As, video communication promoter carries out video calling when walking or driving/ride, and terminal is gathering video
Shake can be produced during data therewith, thus the video image that video communication receiver sees will be unstable
Fixed, rock as produced up, down, left and right, time serious, video calling receiver even cannot see
The main contents of video image.
Summary of the invention
The technical problem to be solved in the present invention is, for the deficiencies in the prior art, it is provided that Yi Zhongyong
In method of video image processing and the device of elimination flating, can move in video communication
State ground eliminates shake, makes the callee in the middle of communication receive stable video image.
For solving above-mentioned technical problem, according to an aspect of the present invention, the present invention provides a kind of use
In eliminate flating method of video image processing, including: gather carrying out video communication
The jitter parameter of terminal, described jitter parameter include the angular displacement of described terminal and displacement of the lines at least it
One；Calculating corrected parameter according to described jitter parameter, described corrected parameter includes that the angle of image is revised
At least one vector line correction vector；To be shown with according to terminal described in described corrected parameter correction
Video image, described correction includes revising Vector Rotation image and according to line correction vector according to angle
At least one displacement images so that the key frame of revised described video image is maintained at video figure
The precalculated position of the whole picture of picture.
Preferably, the jitter parameter of the terminal that described collection is carrying out video communication includes: use
Acceleration transducer obtains the acceleration of described terminal, and according to the acceleration in continuous moment
The change of vector obtains described jitter parameter.Preferably, correction ginseng is calculated according to described jitter parameter
Number includes: negate described jitter parameter so that it is mutual with described angular displacement that vector is revised at described angle
Anti-vector, described line correction vector and described displacement of the lines are reciprocal vectors.
Preferably, described video image includes multiple pixel, calculates according to described jitter parameter and revises
Parameter is: for single pixel or single pixel region, calculates according to described jitter parameter and revises ginseng
Number.
Preferably, for described single pixel or described single pixel region, by described corrected parameter
Resolve into horizontal movement component and vertical movement.
Preferably, described angular displacement and described displacement of the lines have direction of displacement and displacement respectively
Vector, after the jitter parameter of the terminal carrying out video communication in described collection, also includes:
Judge that whether described displacement is more than or equal to the Second Threshold preset；If described displacement is more than
Or equal to described Second Threshold, then perform to calculate the step of corrected parameter according to described jitter parameter.
Preferably, after the jitter parameter of the terminal carrying out video communication in described collection, also
Including: judge whether described displacement is more than or equal to the first threshold preset, if described displacement
Amount more than or equal to described first threshold, then performs according to described shake ginseng according to the first modification model
Number calculates the step of corrected parameter；If described side-play amount is more than or equal to described Second Threshold and little
In described first threshold, then perform to calculate according to described jitter parameter to revise according to the second modification model
The step of parameter；Described first modification model is: negate described jitter parameter so that described angle
Revising vector with described angular displacement is reciprocal vector, and described line correction vector is mutual with described displacement of the lines
Anti-vector；Described second modification model is: obtain and with rear video figure according to periodic jitter curve
As corresponding jitter parameter, described first threshold is more than described Second Threshold.
Preferably, the jitter parameter gathered according to the multiple collection period before current collection period
Periodic jitter curve is obtained with the relation of acquisition time.
Preferably, also include: according to the jitter parameter collected at current collection period and described
Periodic jitter curve data, it was predicted that the jitter parameter of next collection period, in order to follow-up basis
The jitter parameter of next collection period calculates corrected parameter, and according to described corrected parameter correction
The video image that described terminal is to be shown.Preferably, the key frame of described video image is maintained at whole
The middle position of individual picture.
According to the second aspect of the invention, it is provided that a kind of for eliminating at the video image of flating
Reason device, wherein, including: jitter parameter acquisition module, carrying out video communication for gathering
The jitter parameter of terminal, described jitter parameter includes the angular displacement of described terminal and displacement of the lines at least
One of；Computing module, is connected with described jitter parameter acquisition module, for according to described shake
Parameter calculates corrected parameter, and described corrected parameter includes that vector line correction vector is revised at the angle of image
At least one；Data correction module, is connected with described computing module, for according to described correction
The video image that terminal described in parameters revision is to be shown, described correction includes revising vector rotation according to angle
Turn image and according at least one line correction vector teranslation image so that revised described video figure
The key frame of picture is maintained at the precalculated position of whole picture.
Preferably, described jitter parameter acquisition module is used for, and uses acceleration transducer to obtain described
The acceleration of terminal, and tremble according to the change acquisition of the acceleration in continuous moment
Dynamic parameter.
Preferably, described computing module is used for, and negates described jitter parameter so that described angle is repaiied
Positive vector and described angular displacement are reciprocal vectors, and described line correction vector is reciprocal with described displacement of the lines
Vector.
Preferably, described angular displacement and described displacement of the lines have direction of displacement and displacement respectively
Vector, also includes: the first judge module, for carrying out the terminal of video communication in collection
After jitter parameter, it is judged that whether described displacement is more than or equal to the Second Threshold preset；If
Described displacement be more than or equal to described Second Threshold, then trigger described computing module according to described in tremble
Dynamic parameter calculates corrected parameter.
Preferably, the second judge module, for entering in described jitter parameter acquisition module collection
After the jitter parameter of the terminal of row video communication, it is judged that whether described displacement is more than or equal to pre-
If first threshold, if described displacement more than or equal to described first threshold, then triggers calculating
Module calculates corrected parameter according to the first modification model；If described side-play amount is more than or equal to described
Second Threshold and less than described first threshold, then trigger computing module and calculate according to the second modification model
Corrected parameter；
Described first modification model is: negate described jitter parameter so that vector is revised at described angle
Being reciprocal vector with described angular displacement, described line correction vector and described displacement of the lines are reciprocal vectors；
Described second modification model is: obtain and video image phase subsequently according to periodic jitter curve
Corresponding jitter parameter, described first threshold is more than described Second Threshold, and described first threshold is more than
Described Second Threshold.
According to the third aspect of the invention we, it is provided that a kind of mobile terminal, including: photographic head, it is used for
Gather video image；The above-mentioned video image processing device for eliminating flating；And it is aobvious
Display screen, is used for showing revised video image.
The present invention is directed to the flating being likely to occur at video communication, by acquisition terminal
Jitter parameter, for correction map picture so that the key frame of video image is maintained at the whole of video image
The precalculated position of individual picture, thus improve Consumer's Experience.
In a preferred embodiment, different trigger conditions is set for different mobile contexts.Should
Method dynamically eliminates the shake produced in video communication, makes the callee in the middle of communication all the time
Receive stable video image.
Accompanying drawing explanation
By description to the embodiment of the present invention referring to the drawings, the present invention above-mentioned and other
Objects, features and advantages will be apparent from, in the accompanying drawings:
Fig. 1 is the method for video image processing flow process for eliminating flating of the embodiment of the present invention
Figure；
Fig. 2 is the theory diagram of the video image processing device embodiment of the embodiment of the present invention；With
Fig. 3 is the theory diagram of another embodiment of video image processing device of the embodiment of the present invention.
Detailed description of the invention
Below based on embodiment, present invention is described, but the present invention is not restricted to these
Embodiment.In below the details of the present invention being described, detailed describe some specific detail portion
Point.The description not having these detail sections for a person skilled in the art can also understand this completely
Invention.In order to avoid obscuring the essence of the present invention, known method, process, flow process are the most in detail
Narration.In addition to clear, represent device or the principle of circuit simply, legibly, accompanying drawing differs
Surely it is to draw in the ratio of actual device or circuit.
Flow chart in accompanying drawing, block diagram illustrate the system of the embodiment of the present invention, method, device
Possible System Framework, function and operation, the square frame on flow chart and block diagram can represent a mould
Block, program segment or only one section of code, described module, program segment and code are all used to realize
The executable instruction of regulation logic function.It should also be noted that described realize regulation logic function can
Perform instruction can reconfigure, thus generate new module and program segment.Therefore the square frame of accompanying drawing
And square frame order is used only to preferably illustrate process and the step of embodiment, and should not make with this
For the restriction to invention itself.
This method is applied when terminal carries out video communication, detects the shake of terminal in real time, and moves
State ground adjusts offset direction and the side-play amount of video image, makes callee receive stable video image.
Specifically, see Fig. 1, for the embodiment of the present invention for eliminating at the video image of flating
Reason method flow diagram.It is as follows that it controls process:
Step S1, gathers the jitter parameter of the terminal carrying out video communication, described jitter parameter
Angular displacement and displacement of the lines including described terminal.
Step S2, compare described in jitter parameter and the size of first threshold.
In the present invention, according to the scene of generation shake, arranging two threshold values, one is when suddenly
The big shake occurred, as terminal user is unintentionally encountered by people, or the shake of generation occasionality, as
Falling down, fall, angular displacement and displacement of the lines now are very big, and occur for occasionality.Another
Kind be angular displacement and displacement of the lines be not very big, as walked, by bus etc., this shake once occurring,
Relative a period of time can be continued, and shake is regular.Therefore, for both of these case, if
Putting two threshold values, first threshold represents Angular Displacement and displacement of the lines, and Second Threshold represents little angular displacement
And displacement of the lines.If greater than first threshold, illustrate to there occurs aforesaid occurrent situation, as
Fruit, between the two threshold value, illustrates to there is such a periodic jitter rule, if less than the
Two threshold values, illustrate that angular displacement and displacement of the lines are the least, are unlikely to affect the viewing of callee, thus do not have
It is necessary to be adjusted.
When jitter parameter is more than first threshold, illustrate to there occurs situation as above.Then forward to
Step S6.In step S6, obtain the corrected parameter being used for correction map picture according to jitter parameter, then
Forward step S5 to.If described jitter parameter is less than described first threshold, then forward step S3 to.
Step S3, continues relatively more described jitter parameter and its Second Threshold, if described shake ginseng
Number more than described Second Threshold, then forwards step S4 to.If described jitter parameter is less than described
Second Threshold, the adjustment not doing any image processes, and returns to step S1, continues to gather jitter parameter.
Step S4, now, illustrates to there is regular shake, thus can predict that subsequent time is trembled
Corrected parameter time dynamic, described corrected parameter includes that vector line correction vector is revised extremely in the angle of image
One of few.
Step S5, according to the video image that the corrected parameter correction obtained is to be shown.
In step sl, can by the acceleration transducer that is arranged in terminal (G-Sensor,
Otherwise referred to as gravity sensor) gather jitter parameter.Adding of acceleration transducer sensing terminal
Velocity, by obtaining jitter parameter to the integral operation of acceleration.Described shake
At least one parameter angular displacement and displacement of the lines of including described terminal.In step s 6, the most permissible
Described jitter parameter is negated, decomposes, thus obtains the corrected parameter for correction map picture, institute
Stating corrected parameter is that at least one vector line correction vector is revised at angle.
In step s 5, by described corrected parameter being added on the video image of output
The rotation of correction map picture, translation etc..Specifically, for single pixel or the single picture of video image
Element region, resolves into horizontal movement component and vertical movement component by described corrected parameter.By edge
Horizontally and vertically, mobile single pixel or single pixel region, thus correct for image
Direction of rotation and level, vertical (upper and lower, left and right) mobile component.Thus callee receives
Image be still image stable, that key frame is positioned at center Screen.
In step s 4, when i.e. present terminal is in the shake of a kind of regularity, if the most
Set up periodic jitter curve, then according to current jitter parameter, tremble with reference to described periodicity
Moving curve, thus obtain the jitter parameter of subsequent time.In an example, according to currently adopting
The jitter parameter that multiple collection period before the collection cycle gather obtains the cycle with the relation of acquisition time
Property jitter curve.
If in step s 4, also it is not set up described periodic jitter curve, then needs
The time wanting Hua Yiduan the shortest sets up described periodic jitter curve.Carry out following the most again
The steps such as prediction.
Present invention also offers a kind of video image processing device, as in figure 2 it is shown, be that the present invention is real
Execute the theory diagram of video image processing device one embodiment of example.In the present embodiment, described
Video image processing device includes jitter parameter acquisition module 1a, computing module 2a and data correction
Module 3a.Wherein, described jitter parameter acquisition module 1a can be acceleration transducer, its
It is positioned at terminal inner, for the change in location of perception terminal, the change in location of terminal is changed into and adds
Velocity, and obtain described jitter parameter according to the change of the acceleration in continuous moment.
At least one described jitter parameter angular displacement and displacement of the lines of including described terminal.Jitter parameter gathers
Jitter parameter is sent to described computing module 2a by module 1a, computing module 2a according to described in tremble
Dynamic parameter calculates corrected parameter, and described corrected parameter includes that the angle of image is revised vector line correction and vowed
At least one amount.Specifically, described jitter parameter is negated by computing module 2a so that described angle is repaiied
Positive vector and described angular displacement are reciprocal vectors, and described line correction vector is reciprocal with described displacement of the lines
Vector.Data correction module 3a is according to the video figure to be shown of terminal described in described corrected parameter correction
Picture, described correction includes revising Vector Rotation image and according to line correction vector teranslation image according to angle
At least one so that the key frame of revised described video image is maintained at the predetermined of whole picture
Position.
As it is shown on figure 3, be the former of another embodiment of video image processing device of the embodiment of the present invention
Reason block diagram.In the present embodiment, described video image processing device includes that jitter parameter gathers mould
Block 1b, computing module 2b, data correction module 3b and the first judge module 4b and second judge mould
Block 5b.
Wherein, jitter parameter acquisition module 1b gathers the shake of the terminal carrying out video communication
Parameter, at least one described jitter parameter angular displacement and displacement of the lines of including described terminal.As previous
Embodiment, jitter parameter acquisition module 1b uses acceleration transducer to obtain the acceleration of described terminal
Vector, this acceleration includes angular displacement and displacement of the lines, and described angular displacement and described displacement of the lines
It is the vector with direction of displacement and displacement respectively.Gathering the terminal carrying out video communication
Jitter parameter after, the first judge module 4b judges that described displacement is whether more than or equal to presetting
First threshold；If described displacement is more than or equal to described first threshold, then trigger described meter
Calculate module and calculate corrected parameter according to described jitter parameter.As described in preceding method, work as displacement
During more than or equal to the first threshold preset, illustrate now to there occurs big shake, thus now root
It is modified according to the first modification model.That is: by computing module, described jitter parameter is negated so that
It is reciprocal vector that vector is revised with described angular displacement in described angle, described line correction vector and described line position
Shifting is reciprocal vector.Data correction module 3b is revised vector line correction vector according to described angle and is come
Revise image to be output.When the first judge module 4b judges that described displacement is not more than the preset
One threshold value, triggers the second judge module 5b.
Second judge module 5b judges the size of described displacement and Second Threshold, if institute's rheme
Shifting amount is more than or equal to described Second Threshold and less than described first threshold, as described in preceding method,
Illustrate now to there occurs the shake of regularity, then trigger computing module and calculate according to the second modification model
Corrected parameter.Described second modification model is: obtain and with rear video according to periodic jitter curve
The corrected parameter that image is corresponding, described corrected parameter includes that vector line correction is revised at the angle of image
At least one vector.Described data correction module 3b is by described corrected parameter, i.e. angle is revised and vowed
Amount and line correction vector, be added on the video image of output, thus changes the side of output image
To and/or level, vertical displacement.If described displacement is less than described Second Threshold, illustrate now
Shake little, picture will not be caused too much influence, thus be made without revising.
Present invention also offers a kind of mobile terminal, including: photographic head, it is used for obtaining video image；
Foregoing video image processing device, it is from the described photographic head described video image of reception, and
And described Computer Vision is become the video image revised；And display screen, it is used for showing described
The video image revised.
According to embodiments of the invention as described above, these embodiments do not have detailed descriptionthe own
Details, be also not intended to the specific embodiment that this invention is only described.Obviously, as described above,
Can make many modifications and variations.These embodiments are chosen and specifically described to this specification, be in order to
Preferably explain the principle of the present invention and actual application, so that skilled artisan's energy
The present invention and amendment on the basis of the present invention is utilized to use well.Protection scope of the present invention
Should be defined in the range of standard with the claims in the present invention.
Claims (15)
1. for eliminating the method for video image processing of flating, wherein, including:
Gathering the jitter parameter of the terminal carrying out video communication, described jitter parameter includes described
At least one the angular displacement of terminal and displacement of the lines；
Calculating corrected parameter according to described jitter parameter, described corrected parameter includes that the angle of image is revised
At least one vector line correction vector；And
According to the video image that terminal described in described corrected parameter correction is to be shown, described correction includes
Vector Rotation image is revised and according at least one line correction vector teranslation image so that repair according to angle
The key frame of the described video image after just is maintained at the precalculated position of whole picture.
Method of video image processing for eliminating flating the most according to claim 1,
Wherein, the jitter parameter of the terminal that described collection is carrying out video communication includes: use acceleration
Sensor obtains the acceleration of described terminal, and according to the acceleration in continuous moment
Change obtains described jitter parameter.
Method of video image processing for eliminating flating the most according to claim 1,
Wherein, calculate corrected parameter according to described jitter parameter to include: described jitter parameter is negated, makes
Obtaining described angle and revising vector with described angular displacement is reciprocal vector, described line correction vector and described line
Displacement is reciprocal vector.
Method of video image processing for eliminating flating the most according to claim 3,
Wherein, described video image includes multiple pixel, calculates corrected parameter according to described jitter parameter and is:
For single pixel or single pixel region, calculate corrected parameter according to described jitter parameter.
Method of video image processing for eliminating flating the most according to claim 4,
Wherein, for described single pixel or described single pixel region, described corrected parameter is resolved into
Horizontal movement component and vertical movement.
Method of video image processing for eliminating flating the most according to claim 1,
Wherein, described angular displacement and described displacement of the lines are to have the vector of direction of displacement and displacement respectively,
After the jitter parameter of the terminal carrying out video communication in described collection, also include:
Judge whether described displacement is more than or equal to the first threshold preset, if described displacement
More than or equal to described first threshold, then perform according to described jitter parameter according to the first modification model
Calculate the step of corrected parameter；
Described first modification model is: negate described jitter parameter so that vector is revised at described angle
Being reciprocal vector with described angular displacement, described line correction vector and described displacement of the lines are reciprocal vectors.
Method of video image processing for eliminating flating the most according to claim 6,
Wherein, after the jitter parameter of the terminal carrying out video communication in described collection, if described
Displacement is less than described first threshold, also includes:
Judge that whether described displacement is more than or equal to the Second Threshold preset；If described displacement
More than or equal to described Second Threshold, then perform according to described jitter parameter according to the second modification model
Calculate the step of corrected parameter；
Described second modification model is: obtain and video image phase subsequently according to periodic jitter curve
Corresponding jitter parameter, described first threshold is more than described Second Threshold.
Method of video image processing for eliminating flating the most according to claim 7,
Wherein, also include: the shake ginseng gathered according to the multiple collection period before current collection period
The relation of number and corrected parameter obtains periodic jitter curve.
Method of video image processing for eliminating flating the most according to claim 1,
Wherein, also include:
According to the jitter parameter collected at current collection period and described periodic jitter curve
Data, it was predicted that the jitter parameter of next collection period, in order to follow-up according to next collection period
Jitter parameter calculate corrected parameter, and to be shown according to terminal described in described corrected parameter correction
Video image.
10. for eliminating the video image processing device of flating, wherein, including:
Jitter parameter acquisition module, for gathering the shake ginseng of the terminal carrying out video communication
Number, at least one described jitter parameter angular displacement and displacement of the lines of including described terminal；
Computing module, is connected with described jitter parameter acquisition module, for according to described shake ginseng
Number calculates corrected parameter, and described corrected parameter includes that vector line correction vector is revised extremely in the angle of image
One of few；
Data correction module, is connected with described computing module, for repairing according to described corrected parameter
The video image that the most described terminal is to be shown, described correction includes revising Vector Rotation image according to angle
With according at least one line correction vector teranslation image so that the master of revised described video image
Picture is maintained at the precalculated position of whole picture.
11. video image processing devices according to claim 10, wherein, described shake
Parameter collection module is used for, and uses acceleration transducer to obtain the acceleration of described terminal, and
And obtain described jitter parameter according to the change of the acceleration in continuous moment.
12. video image processing devices according to claim 10, wherein, described calculating
Module is used for, and negates described jitter parameter so that described angle is revised vector and with described angular displacement is
Reciprocal vector, described line correction vector and described displacement of the lines are reciprocal vectors.
13. video image processing devices according to claim 10, wherein, position, described angle
Move and described displacement of the lines be to have the vector of direction of displacement and displacement respectively, also include:
First judge module, for gather carrying out video communication terminal jitter parameter it
After, it is judged that whether described displacement is more than or equal to the first threshold preset；If described displacement
More than or equal to described first threshold, then trigger described computing module and calculate according to the first modification model
Corrected parameter；
Described first modification model is: negate described jitter parameter so that vector is revised at described angle
Being reciprocal vector with described angular displacement, described line correction vector and described displacement of the lines are reciprocal vectors.
14. video image processing devices according to claim 13, wherein, also include:
Second judge module, for when described displacement is less than the first threshold preset, it is judged that institute
State the Second Threshold whether displacement is more than or equal to preset, if described displacement is more than or equal to
Described Second Threshold, then trigger computing module and calculate corrected parameter according to the second modification model；
Described second modification model is: obtain and video image phase subsequently according to periodic jitter curve
Corresponding corrected parameter, described first threshold is more than described Second Threshold, and described first threshold is more than
Described Second Threshold.
15. 1 kinds of mobile terminals, including:
Photographic head, is used for gathering video image；
According to the video figure for eliminating flating according to any one of claim 10 to 14
As processing means；And
Display screen, is used for showing revised video image.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108401115A (en) * | 2018-04-28 | 2018-08-14 | 北京心领神绘科技有限公司 | A kind of automatic amendment harvester and method of portable Image Acquisition terminal |
| WO2019127005A1 (en) * | 2017-12-26 | 2019-07-04 | 深圳市大疆创新科技有限公司 | Image processing method and device, and machine readable storage medium |
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| CN102611849A (en) * | 2012-03-20 | 2012-07-25 | 深圳市金立通信设备有限公司 | Anti-shaking system and anti-shaking method for mobile phone photographing |
| CN103414844A (en) * | 2013-08-27 | 2013-11-27 | 北京奇艺世纪科技有限公司 | Video dithering correction method and device |
| CN104469251A (en) * | 2013-09-23 | 2015-03-25 | 联想(北京)有限公司 | Image acquisition method and electronic equipment |
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