CN110267085A - A kind of method and device of video processing - Google Patents
A kind of method and device of video processing Download PDFInfo
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- CN110267085A CN110267085A CN201810200911.7A CN201810200911A CN110267085A CN 110267085 A CN110267085 A CN 110267085A CN 201810200911 A CN201810200911 A CN 201810200911A CN 110267085 A CN110267085 A CN 110267085A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
- H04N21/4312—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/485—End-user interface for client configuration
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/485—End-user interface for client configuration
- H04N21/4858—End-user interface for client configuration for modifying screen layout parameters, e.g. fonts, size of the windows
Abstract
The invention discloses a kind of method and devices of video processing.This method comprises: detecting to the vision signal received, judge whether the vision signal is the vision signal for presetting frame type；If so, each frame image waits for the range of Cutting Edge frame in the determining vision signal；According to the range to Cutting Edge frame, the vision signal is cut and shown.On the one hand the self-adaptive processing for realizing the vision signal to input TV avoids show with the black surround in dark border vision signal for set-top box input, on the other hand avoided that the caused picture of cutting is not complete, and the user experience is improved.
Description
Technical field
The present invention relates to video technique fields, more particularly to a kind of method and device of video processing.
Background technique
Intelligent set top box type currently on the market is more and more, different set-top boxes to the processing mode of vision signal not
Together.Geometric distortion when due to low resolution video signal imaging will lead to video signal edge, and there are noises to cause frame
There are the interference phenomenons such as wire drawing, in existing set-top box, some set-top box manufacturers can be to the video of output in order to solve this problem
Signal carries out surrounding and adds the dark border of one fixed width to protect useful signal.
For the vision signal inputted by set-top box, some TVs are not processed, this will cause TV in display through above-mentioned
There can be dark border when the vision signal of set-top box output, so that TV be caused to show that picture is narrow, picture display effect is not
It is good, influence user experience；Another processing mode is cut to the vision signal of input TV, this kind of processing mode can be right
The vision signal of input TV is cut, depending on the cutting of the prior art is by the resolution ratio of vision signal.Then for phase
With the different video signal of resolution ratio, it is identical to cut size, it is possible to will cause cutting or owe to cut, such as when set-top box is defeated
When dark border out is larger, TV does not crop dark border completely, and when display can still have frame；TV display warp
When the vision signal of the computer output of HDMI connection, since the vision signal of computer output is cut out there is no dark border TV
Cut processing, will lead to television image show it is incomplete.
Therefore, in order to promote user experience, it would be highly desirable to which a kind of scheme solves the above problems.
Summary of the invention
In a first aspect, the embodiment of the present invention provides a kind of method of video processing, comprising:
The vision signal received is detected, judges whether the vision signal is the video letter for presetting frame type
Number；
If so, each frame image waits for the range of Cutting Edge frame in the determining vision signal；
According to the range to Cutting Edge frame, after being cut to frame image each in the vision signal and show cutting
The vision signal.
It is selectable, it is described to judge whether the vision signal is the vision signal for presetting frame type, comprising:
Judge the image surrounding of the vision signal with the presence or absence of dark border.
Selectable, each frame image waits for the range of Cutting Edge frame in the determination vision signal, comprising:
Determine each frame image left side clipped value, right side clipped value, upside clipped value and downside clipped value to be cut.
It is selectable, determination each frame image left side clipped value to be cut, right side clipped value, upside clipped value
With downside clipped value, comprising:
Determine each frame image left/right all pixels value be black pixel column numerical value be left side clipped value/
Right side clipped value；
Determine each frame image upper/lower all pixels value be black pixel column numerical value be upside clipped value/
Downside clipped value.
Second aspect, the embodiment of the invention provides a kind of devices of video processing, comprising:
Detection module judges whether the vision signal is default side for detecting to the vision signal received
The vision signal of box type；
Determining module, for determining the video letter when the vision signal is the vision signal of default frame type
Each frame image waits for the range of Cutting Edge frame in number；
Module is cut, for being cut out to frame image each in the vision signal according to the range to Cutting Edge frame
It cuts；
Display module, for being shown to the vision signal after cutting.
Selectable, the detection module is used for,
Judge the image surrounding of the vision signal with the presence or absence of dark border.
Selectable, the determining module is used for,
Determine each frame image left side clipped value, right side clipped value, upside clipped value and downside clipped value to be cut.
Selectable, the determining module is specifically used for,
Determine each frame image left/right all pixels value be black pixel column numerical value be left side clipped value/
Right side clipped value；
Determine each frame image upper/lower all pixels value be black pixel column numerical value be upside clipped value/
Downside clipped value.
The third aspect, a kind of device of video processing, which is characterized in that described device includes: processor；At storage
Manage the memory of device executable instruction；Wherein, the processor is configured to executing described in any one of above-mentioned first aspect
Method.
Fourth aspect provides one or more computer-readable mediums, and instruction, the finger are stored on the readable medium
When order is executed by one or more processors, so that computer equipment executes method described in any one of above-mentioned first aspect.
In the above embodiment of the present invention, by detecting to the vision signal received, the vision signal is judged
It whether is the vision signal for presetting frame type；If so, each frame image waits for the range of Cutting Edge frame in the determining vision signal；
According to the range to Cutting Edge frame, the vision signal is cut and shown.It realizes to input TV
On the one hand the self-adaptive processing of vision signal avoids the aobvious with the black surround in dark border vision signal of set-top box input
Show, on the other hand avoided cutting caused by picture it is incomplete, the user experience is improved.
Detailed description of the invention
Fig. 1-a is a kind of display figure of normal video signal provided in an embodiment of the present invention on TV；
Fig. 1-b is that provided in an embodiment of the present invention a kind of there are the display figures of the vision signal of dark border；
Fig. 1-c is a kind of display figure for being crossed the vision signal cut provided in an embodiment of the present invention；
Fig. 2 is a kind of flow chart of method for processing video frequency provided in an embodiment of the present invention；
Fig. 3 is the schematic diagram that video image provided in an embodiment of the present invention cuts range；
Fig. 4 is a kind of schematic diagram of video process apparatus provided in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of computer equipment provided in an embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
The embodiment of the present invention is suitable for television equipment, the television equipment can by AV or HDMI interface and set-top box or other
Access device such as computer be attached, and to access device output vision signal show.
In order to make it easy to understand, first being related to the embodiment of the present invention before explanation is explained in detail to the embodiment of the present invention
And application scenarios be introduced.
Fig. 1-a, Fig. 1-b, several display figures that Fig. 1-c is TV incoming video signal provided in an embodiment of the present invention.Such as
It is the display figure of normal video signal on TV shown in Fig. 1-a；Fig. 1-b is the display of the vision signal there are dark border
Figure；Fig. 1-c is the display figure for being crossed the vision signal cut.
Fig. 2 is a kind of flow chart of method for processing video frequency provided in an embodiment of the present invention, and this method is applied to television equipment
In.Referring to fig. 2, this method comprises the following steps:
S201: detecting the vision signal received, judges whether the vision signal is default frame type
Vision signal.
In a kind of possible embodiment, the vision signal received is detected, is obtained in the vision signal
One frame image judges the frame image surrounding with the presence or absence of dark border, i.e., surrounding is with the presence or absence of certain line number or the black of columns
Pixel.
Assuming that the resolution ratio of the vision signal received is M*N, i.e., in line direction, there are N number of pixels, and in column direction, there are M
A pixel.
In a kind of possible embodiment, each pixel is successively detected from left to right to 1 to m1 (m0≤m1≤M) row
Pixel value judges whether the rgb value of pixel value is 0, if detecting the pixel value of certain pixel in the detection process of every row not
It is 0, then stops detecting, and records the serial number of the pixel.If all there is continuous black pixel according to the detection mode in the m1 row,
Then determine that there are dark borders on the left of video image, wherein the numerical value of m1 selects to be empirical value, is guaranteeing accuracy
Operand is saved simultaneously.
In a kind of possible embodiment, each pixel is successively detected from right to left to 1 to m2 (m0≤m2≤M) row
Pixel value judges whether the rgb value of pixel value is 0, if detecting the pixel value of certain pixel in the detection process of every row not
It is 0, then stops detecting, and records the serial number of the pixel.If the m2 row is according to the detection mode all existence numbers greater than m0's
Continuous black pixel, then determine that there are dark borders on the right side of video image, and wherein the numerical value of m2 selects to be empirical value,
Guarantee to save operand while accuracy.
In a kind of possible embodiment, each pixel is successively detected from top to bottom to 1 to n1 (n0≤n1≤N) column
Pixel value judges whether the rgb value of pixel value is 0, if detecting the pixel value of certain pixel in the detection process of each column not
It is 0, then stops detecting, and records the serial number of the pixel.If the n1 is arranged according to the detection mode existence numbers greater than n0's
Continuous black pixel, then determine that there are dark borders on the upside of video image, and wherein the numerical value of n1 selects to be empirical value,
Guarantee to save operand while accuracy.
In a kind of possible embodiment, each pixel is successively detected from bottom to up to 1 to n2 (n0≤n2≤N) column
Pixel value judges whether the rgb value of pixel value is 0, if detecting the pixel value of certain pixel in the detection process of each column not
It is 0, then stops detecting, and records the serial number of the pixel.If the n2 is arranged according to the detection mode existence numbers greater than n0's
Continuous black pixel, then determine that there are dark borders on the downside of video image, and wherein the numerical value of n2 selects to be empirical value,
Guarantee to save operand while accuracy.
In a kind of possible embodiment, first the left and right side of video image is determined, if left side and/or the right side
Dark border is not present in side, then determines not for the vision signal of default frame.The reason is that, believing for the video for inputting TV
Number, the signal of frame is blackened after vision signal is set-top box processes, then the vision signal inputted has black surround in surrounding；If defeated
The vision signal for entering TV is the source signal of the types such as film, then lower frame can have a dark border and left and right side frame portion on it
There are dark borders.Therefore when whether determine vision signal is the vision signal of default frame type, first to left and right side frame into
Row judgement is not necessarily to carry out the judgement of upper and lower side frame if left and right side frame is not dark border.
If judging, the vision signal for the vision signal for presetting frame type, thens follow the steps S202, further determines that view
Each frame image of frequency signal waits for the range of Cutting Edge frame.
S202 determines that each frame image in vision signal waits for the range of Cutting Edge frame.
It is selectable, it can determine that each frame image waits for the model of Cutting Edge frame by the sample video image in preset time such as 1s
It encloses.Operations described below is executed to every frame image:
It is specific:
In a kind of possible embodiment, 1 to m1 (m0≤m1≤M) row is successively detected from left to right in step S201
The pixel value of each pixel judges whether the rgb value of pixel value is 0, if detecting certain pixel in the detection process of every row
Pixel value be not 0, then stop detecting, and record the serial number of the pixel.Step S202, which is obtained, obtains being somebody's turn to do for every row in S201
The serial number of pixel is respectively L1,L2…Lm1, determine the minimum value in the m1 numerical value, it is assumed that be Lcut, then determine that left side is cut out
Cutting value is Lcut-1。
In a kind of possible embodiment, 1 to m2 (m0≤m2≤M) row is successively detected from left to right in step S201
The pixel value of each pixel judges whether the rgb value of pixel value is 0, if detecting certain pixel in the detection process of every row
Pixel value be not 0, then stop detecting, and record the serial number of the pixel.Step S202 obtains the pixel of every row in S201
The serial number of point is respectively R1,R2…Rm2, determine the minimum value in the m2 numerical value, it is assumed that be Rcut, then determine right side clipped value
For Rcut-1。
In a kind of possible embodiment, 1 to n1 (n0≤n1≤N) column are successively detected from top to bottom in step S201
The pixel value of each pixel judges whether the rgb value of pixel value is 0, if detecting certain pixel in the detection process of each column
Pixel value be not 0, then stop detecting, and record the serial number of the pixel.Step S202 obtains the pixel of each column in S201
The serial number of point is respectively U1,U2…Un1, determine that the minimum value in the n1 numerical value is Ucut, then determine that upside clipped value is
Ucut-1。
In a kind of possible embodiment, 1 to n2 (n0≤n2≤N) column are successively detected from bottom to up in step S201
The pixel value of each pixel judges whether the rgb value of pixel value is 0, if detecting certain pixel in the detection process of each column
Pixel value be not 0, then stop detecting, and record the serial number of the pixel.Step S202 obtains the pixel of each column in S201
The serial number of point is respectively D1,D2…Dn2, determine that the minimum value in the n2 numerical value is Dcut, then determine that downside clipped value is
Dcut-1。
By upper, it may be determined that the left side clipped value L of every frame imagecut- 1, right side clipped value Rcut- 1, upside clipped value Ucut-1、
Downside clipped value Dcut- 1, as shown in Figure 3.
It, can left side clipped value to every frame image of determining preset time, right side in a kind of possible embodiment
Clipped value, upside clipped value and downside clipped value are averaged respectively, so that it is determined that each frame image waits for Cutting Edge in vision signal
The range of frame.
S203 cuts frame image each in vision signal according to the range to Cutting Edge frame.
Specifically, left side clipped value, right side clipped value, upside clipped value and downside that SOC is determined according to step S202 are cut out
Value is cut to cut every frame image of the vision signal of input.
Vision signal after cutting is carried out output and shown by S204.
In conclusion judging whether the vision signal is default side by detecting to the vision signal received
The vision signal of box type；If so, each frame image waits for the range of Cutting Edge frame in the determining vision signal；According to described to be cut
The range of cutting edge frame is cut and is shown to the vision signal.Realize to input TV vision signal from
On the one hand adaptation processing avoids showing with the black surround in dark border vision signal for set-top box input, on the other hand keeps away
Exempted from cross cut caused by picture it is incomplete, the user experience is improved.
It is understood that the embodiment of the present invention is in order to realize the above functions, it comprises executing, each function is corresponding
Hardware configuration and/or software module.In conjunction with disclosed in this invention embodiment describe each exemplary unit (device, device) and
Algorithm steps, the embodiment of the present invention can be realized with the combining form of hardware or hardware and computer software.Some function is studied carefully
Unexpectedly it is executed in a manner of hardware or computer software driving hardware, the specific application and design constraint depending on technical solution
Condition.Those skilled in the art can realize described function using different methods to each specific application, but
It is this realize it is not considered that exceeding the range of the technical solution of the embodiment of the present invention.
The embodiment of the present invention can according to above method example to execute the above method device carry out functional unit (device,
Device) division can also be by two or two for example, each functional unit of each function division (device, device) can be corresponded to
Above function is integrated in a processing unit (device, device).Above-mentioned integrated unit (device, device) can both use hardware
Form realize, can also be realized in the form of SFU software functional unit (device, device).It should be noted that the present invention is implemented
It is schematically in addition only a kind of logical function partition can have in actual implementation to the division of unit (device, device) in example
Division mode.
Using integrated unit (device, device), Fig. 4 gives a kind of video provided in an embodiment of the present invention
The device of processing.Referring to fig. 4, which includes detection module 401, determining module 402, cuts module 403 and display module
404。
Detection module 401 judges whether vision signal is default frame class for detecting to the vision signal of input
The vision signal of type.
Determining module 402, for determining each in vision signal when vision signal is the vision signal of default frame type
Frame image waits for the range of Cutting Edge frame.
Module 403 is cut, for being cut to vision signal according to the range to Cutting Edge frame；
Display module 404, for being shown to the vision signal after cutting.
In a kind of possible embodiment, detection module judges the view for detecting to the vision signal of input
The image surrounding of frequency signal whether there is dark border.
In a kind of possible embodiment, determining module is for determining video image left side clipped value to be cut, the right side
Side clipped value, upside clipped value and downside clipped value.Specifically, determining that each frame image left/right all pixels value is black
The pixel column numerical value of color is left side clipped value/right side clipped value；Determine that each frame image upper/lower all pixels value is black
Pixel column numerical value be upside clipped value/downside clipped value.
Fig. 5 shows the structural schematic diagram of computer equipment 500 provided by the embodiments of the present application, that is, shows video processing
Another structural schematic diagram of device 500.As shown in fig.5, computer equipment 500 includes processor 501, network interface 502.Its
In, processor 501 or controller.The processor 501 is configured as that video process apparatus 400 is supported to execute in Fig. 2
The function being related to.Network interface 502 is configured as the function of 400 messaging of video process apparatus.Computer equipment 500 may be used also
To include memory 503, memory 503 saves the necessary program instruction sum number of the equipment for coupling with processor 501
According to.Wherein, processor 501, network interface 502 are connected with memory 503, the memory 503 for storing instruction, the processor
501 for executing the instruction of the memory 503 storage, to control 502 messaging of network interface, completes video in the above method
Processing unit 400 executes the step of corresponding function.
In the embodiment of the present application, involved in video process apparatus 400 and computer equipment 500 and the embodiment of the present application
The relevant concept of the technical solution of offer is explained and is described in detail and other steps refer in preceding method or other embodiments
The description as described in these contents, is not repeated herein.
It should be noted that the above-mentioned processor being related to of the embodiment of the present application can be central processing unit (central
Processing unit, CPU), general processor, digital signal processor (digital signal processor, DSP),
Specific integrated circuit (application-specific integrated circuit, ASIC), field programmable gate array
It is (field programmable gate array, FPGA) or other programmable logic device, transistor logic, hard
Part component or any combination thereof.It may be implemented or execute to combine and various illustratively patrol described in present disclosure
Collect box, module and circuit.Processor is also possible to realize the combination of computing function, such as includes one or more microprocessors
Combination, DSP and the combination of microprocessor etc..Wherein, the memory can integrate in the processor, can also be with institute
Processor is stated to be provided separately.
The embodiment of the present application also provides a kind of computer storage medium, and for storing some instructions, these instructions are performed
When, any one method involved in aforementioned media playing device can be completed.
The embodiment of the present application also provides a kind of computer program product, for storing computer program, the computer program
For executing media playing method involved in above method embodiment.
It should be understood by those skilled in the art that, the embodiment of the present application can provide as the production of method, system or computer program
Product.Therefore, in terms of the embodiment of the present application can be used complete hardware embodiment, complete software embodiment or combine software and hardware
Embodiment form.Moreover, it wherein includes computer available programs generation that the embodiment of the present application, which can be used in one or more,
The meter implemented in the computer-usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) of code
The form of calculation machine program product.
The embodiment of the present application is referring to the method, equipment (system) and computer program product according to the embodiment of the present application
Flowchart and/or the block diagram describe.It should be understood that can be realized by computer program instructions in flowchart and/or the block diagram
The combination of process and/or box in each flow and/or block and flowchart and/or the block diagram.It can provide these calculating
Processing of the machine program instruction to general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices
Device is to generate a machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute
For realizing the function of being specified in one or more flows of the flowchart and/or one or more blocks of the block diagram
Device.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Claims (10)
1. a kind of method of video processing characterized by comprising
The vision signal received is detected, judges whether the vision signal is the vision signal for presetting frame type；
If so, each frame image waits for the range of Cutting Edge frame in the determining vision signal；
According to the range to Cutting Edge frame, frame image each in the vision signal is cut and shows the institute after cutting
State vision signal.
2. method according to claim 1, which is characterized in that described to judge whether the vision signal is default frame type
Vision signal, comprising:
Judge the image surrounding of the vision signal with the presence or absence of dark border.
3. method according to claim 1 or claim 2, which is characterized in that each frame image is to be cut in the determination vision signal
The range of cutting edge frame, comprising:
Determine each frame image left side clipped value, right side clipped value, upside clipped value and downside clipped value to be cut.
4. method according to claim 3, which is characterized in that determination each frame image left side to be cut is cut
Value, right side clipped value, upside clipped value and downside clipped value, comprising:
Determine each frame image left/right all pixels value be black pixel column numerical value be left side clipped value/right side
Clipped value；
Determine each frame image upper/lower all pixels value be black pixel column numerical value be upside clipped value/downside
Clipped value.
5. a kind of device of video processing characterized by comprising
Detection module judges whether the vision signal is default frame class for detecting to the vision signal received
The vision signal of type；
Determining module, for determining in the vision signal when the vision signal is the vision signal of default frame type
Each frame image waits for the range of Cutting Edge frame；
Module is cut, for being cut to frame image each in the vision signal according to the range to Cutting Edge frame；
Display module, for being shown to the vision signal after cutting.
6. device according to claim 5, which is characterized in that the detection module is used for,
Judge the image surrounding of the vision signal with the presence or absence of dark border.
7. according to claim 5 or 6 described devices, which is characterized in that the determining module is used for,
Determine each frame image left side clipped value, right side clipped value, upside clipped value and downside clipped value to be cut.
8. device is it is characterized in that, the determining module is specifically used for according to claim 7,
Determine each frame image left/right all pixels value be black pixel column numerical value be left side clipped value/right side
Clipped value；
Determine each frame image upper/lower all pixels value be black pixel column numerical value be upside clipped value/downside
Clipped value.
9. a kind of device of video processing, which is characterized in that described device includes:
Processor；
Memory for storage processor executable instruction；
Wherein, the processor is configured to described in claim 1-4 the step of any one method.
10. a kind of computer readable storage medium, instruction is stored on the computer readable storage medium, which is characterized in that
The step of any one method described in claim 1-4 is realized when described instruction is executed by processor.
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| CN112995535A (en) * | 2021-02-05 | 2021-06-18 | 北京百度网讯科技有限公司 | Method, apparatus, device and storage medium for processing video |
| CN114554109A (en) * | 2020-11-26 | 2022-05-27 | 华为技术有限公司 | Image picture self-adaptive cutting method and electronic equipment |
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| CN114554109A (en) * | 2020-11-26 | 2022-05-27 | 华为技术有限公司 | Image picture self-adaptive cutting method and electronic equipment |
| WO2022111585A1 (en) * | 2020-11-26 | 2022-06-02 | 华为技术有限公司 | Image picture self-adaptive cropping method and electronic device |
| CN112995535A (en) * | 2021-02-05 | 2021-06-18 | 北京百度网讯科技有限公司 | Method, apparatus, device and storage medium for processing video |
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