CN110362250A - A kind of method, apparatus and display equipment of image local amplification - Google Patents
A kind of method, apparatus and display equipment of image local amplification Download PDFInfo
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- CN110362250A CN110362250A CN201810312691.7A CN201810312691A CN110362250A CN 110362250 A CN110362250 A CN 110362250A CN 201810312691 A CN201810312691 A CN 201810312691A CN 110362250 A CN110362250 A CN 110362250A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0484—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0484—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
- G06F3/04845—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T3/00—Geometric image transformation in the plane of the image
- G06T3/40—Scaling the whole image or part thereof
Abstract
The application provides the method, apparatus and display equipment of a kind of image local amplification.The method of image local amplification provided by the present application, is applied to display equipment, which comprises when receiving partial enlargement instruction, determines the regional area to be amplified being located in specified region in the image currently shown；Wherein, the specified region is preset amplified display area, and the image currently shown is obtained after compression of images by the original image that the display equipment interconnection receives；Determine first image-region corresponding with the regional area to be amplified in the original image；The corresponding video data in the first image region is shown and obtains the amplified image of the regional area to be amplified in the amplified display area.The method, apparatus and display equipment of image local amplification provided by the present application reach better display effect caused by can avoid because of image local amplification the problem of image fault.
Description
Technical field
The method, apparatus and display equipment amplified this application involves computer technology more particularly to a kind of image local.
Background technique
With the development of computer networking technology, image information has played increasingly in people's work, studying and living
Important role, image resolution ratio are a kind of measurement of the imaging device to output image detail resolution capability, and resolution ratio gets over Gao Yi
Taste pixel density it is higher, details is finer, and the information provided is also abundanter.Currently, the resolution of the image of imaging device output
Rate is generally higher.
However, under certain application scenarios, even if the resolution ratio of the image of imaging device output is higher, still, due to aobvious
The screen limitation for showing equipment, when the higher image of display resolution in the lower display equipment of resolution ratio, the display equipment
Can generally compression processing be carried out to the image.In this way, making user that can not see some local details of image.
Currently, frequently with interpolation algorithm to user's area-of-interest carry out partial enlargement, for example, using by preimage vegetarian refreshments most
The method that neighbouring pixel is replicated carries out partial enlargement.But when carrying out partial enlargement using interpolation algorithm, it is easy
Cause image fault.
Summary of the invention
In view of this, the application provides the method, apparatus and display equipment of a kind of image local amplification, it is existing to solve
The method of image local amplification is while carrying out partial enlargement, the problem of be easy to causeing image fault.
The application first aspect provides a kind of method of image local amplification, and the method is applied to display equipment, described
Method includes:
When receiving partial enlargement instruction, the office to be amplified being located in specified region in the image currently shown is determined
Portion region；Wherein, the specified region is preset amplified display area, and the image currently shown is by the display
The original image that equipment interconnection receives obtains after compression of images；
Determine first image-region corresponding with the regional area to be amplified in the original image；
The corresponding video data in the first image region is shown in the amplified display area, obtain it is described to
The amplified image of the regional area of amplification.
The application second aspect provides a kind of device of image local amplification, and described device is applied to display equipment, described
Device includes: processing module and display module, wherein
The processing module is specified for determining to be located in the image currently shown when receiving partial enlargement instruction
Regional area to be amplified in region；Wherein, the specified region is preset amplified display area, described current aobvious
The image shown is obtained after compression of images by the original image that the display equipment interconnection receives；
The processing module is also used to determine in the original image and the regional area to be amplified corresponding first
Image-region；
The display module, for showing the corresponding video data in the first image region described amplified aobvious
Show region, obtains the amplified image of the regional area to be amplified.
The application third aspect provides a kind of display equipment, including memory, processor and storage are on a memory and can
The computer program run on a processor, the processor realize times that the application first aspect provides when executing described program
The step of method of one item of image partial enlargement.
The method, apparatus and display equipment of image local amplification provided by the present application, when receiving partial enlargement instruction,
By determining the regional area to be amplified being located in specified region in the image currently shown, above-mentioned specified region is preset
Amplified display area, and then determine first image-region corresponding with regional area to be amplified in original image, thus
The corresponding video data of first image-region is shown and obtains regional area to be amplified in amplified display area through amplifying
Image afterwards.In this way, when carrying out partial enlargement to regional area to be amplified, be by determine in original image with it is to be amplified
Corresponding first image-region of regional area, and then the corresponding video data of the first image-region is shown amplified aobvious
Show what the method in region was realized, since the corresponding video data of the first image-region is that regional area to be amplified is corresponding original
Video data, therefore, after the above method amplifies regional area to be amplified, the problem of not will cause image fault.
In addition, method provided by the present application, regional area to be amplified is blocked in amplified display area, passes through amplified viewing area
Domain, user are able to observe that the corresponding picture of regional area to be amplified being blocked, it can be achieved that taking into account to general image.
Detailed description of the invention
Fig. 1 is the flow chart of the embodiment of the method one of image local provided by the present application amplification；
Fig. 2 is the flow chart of the regional area to be amplified of the determination shown in one exemplary embodiment of the application；
Fig. 3 is the partial zones to be amplified determined according to method shown in Fig. 2 shown in one exemplary embodiment of the application
The schematic diagram in domain；
Fig. 4 is the flow chart of the embodiment of the method two of image local provided by the present application amplification；
Fig. 5 is the schematic diagram of the amplified display area of the current preset shown in one exemplary embodiment of the application；
Fig. 6 is the hardware knot of display equipment where the device of the image local amplification shown in one exemplary embodiment of the application
Composition；
Fig. 7 is the structural schematic diagram of the Installation practice one of image local provided by the present application amplification.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the application.On the contrary, they be only with it is such as appended
The example of the consistent device and method of some aspects be described in detail in claims, the application.
It is only to be not intended to be limiting the application merely for for the purpose of describing particular embodiments in term used in this application.
It is also intended in the application and the "an" of singular used in the attached claims, " described " and "the" including majority
Form, unless the context clearly indicates other meaning.It is also understood that term "and/or" used herein refers to and wraps
It may be combined containing one or more associated any or all of project listed.
It will be appreciated that though various information, but this may be described using term first, second, third, etc. in the application
A little information should not necessarily be limited by these terms.These terms are only used to for same type of information being distinguished from each other out.For example, not departing from
In the case where the application range, the first information can also be referred to as the second information, and similarly, the second information can also be referred to as
One information.Depending on context, word as used in this " if " can be construed to " ... when " or " when ...
When " or " in response to determination ".
The application provides the method, apparatus and display equipment of a kind of image local amplification, to solve existing image local
The method of amplification is while carrying out partial enlargement, the problem of be easy to causeing image fault.
The method and apparatus of image local amplification provided by the present application, can be applied in display equipment, for example, can answer
For computer, mobile phone etc..
It is described in detail below with technical solution of the specific embodiment to the application.These specific implementations below
Example can be combined with each other, and the same or similar concept or process may be repeated no more in some embodiments.
Fig. 1 is the flow chart of the embodiment of the method one of image local provided by the present application amplification.The execution master of the present embodiment
Body can be the device of individual image local amplification, or be integrated with the display equipment of the device of image local amplification.
It is illustrated so that executing subject is the device of individual image local amplification as an example below.Fig. 1 is please referred to, it is provided in this embodiment
Image local amplification method, may include:
S101, when receiving partial enlargement instruction, determine be located in the image that currently shows in specified region wait put
Big regional area；Wherein, above-mentioned specified region is preset amplified display area, and the above-mentioned image currently shown is by showing
The original image for showing that equipment interconnection receives obtains after compression of images.
Specifically, the image currently shown is obtained after compression of images by the original image that display equipment interconnection receives.
For example, when the resolution ratio for showing equipment is lower than the resolution ratio of the original image received, at this point, display equipment is needed to reception
The original image arrived carries out compression processing.
Specified region is preset amplified display area, which can be by part
The display area of amplification instruction instruction, is also possible to configured display area in advance.Below with " preset amplified display
Region be by partial enlargement instruction instruction display area " for be illustrated.For example, in one embodiment, user can pass through
It clicks partial enlargement mode key and enters partial enlargement mode, and then after entering partial enlargement mode, after input amplification
Display area starting pixels point coordinate and amplified display area dimension information, triggering partial enlargement instruction
(at this point, the partial enlargement indicates amplified display area).It should be noted that the ruler of amplified display area
Very little information includes the width information and elevation information of amplified display area, wherein the width of amplified display area is believed
Breath characterizes the length of the region in the horizontal direction, and the elevation information of amplified display area characterizes the region in vertical direction
On length.
Specifically, when receiving partial enlargement instruction, regional area to be amplified is just further determined that in this step,
It should be noted that regional area to be amplified is located in amplified display area, it can be according to amplified display area, really
Fixed regional area to be amplified.For example, in one embodiment, by the image currently shown, starting pixels point is after amplification
Display area starting pixels point horizontal distance be equal to a, and width information be equal to amplified display area width believe
Breath subtracts a, and the elevation information that elevation information is equal to amplified display area subtracts the region of a, is determined as part to be amplified
Region.For another example in another embodiment, it can be by the image currently shown, the coordinate of starting pixels point is equal to amplified
The coordinate of the starting pixels point of display area, and dimension information is less than any region of the dimension information of amplified display area
It is determined as regional area to be amplified.
S102, first image-region corresponding with above-mentioned regional area to be amplified in above-mentioned original image is determined.
Specifically, in original image first image-region corresponding with above-mentioned regional area to be amplified refer to it is to be amplified
Image-region before regional area is uncompressed.It is given below corresponding with regional area to be amplified in a kind of determining original image
The first image-region specific method, this method may comprise steps of:
(1) according to the resolution ratio of above-mentioned original image, the resolution ratio of the above-mentioned image currently shown and above-mentioned to be amplified
The coordinate of the starting pixels point of regional area determines corresponding with the starting pixels of above-mentioned region to be amplified point in above-mentioned original image
Pixel the first coordinate.
Specifically, the starting picture in above-mentioned original image with above-mentioned region to be amplified can be determined according to preset third formula
First coordinate of the corresponding pixel of vegetarian refreshments；Wherein, above-mentioned third formula are as follows:
Wherein, w and H is respectively the pixel number of above-mentioned original image both horizontally and vertically；W1 and H1 are respectively
The pixel number of the image currently shown both horizontally and vertically；(x2, y2) is the starting picture of regional area to be amplified
The coordinate of vegetarian refreshments；(x3, y3) is the of pixel corresponding with the starting pixels of regional area to be amplified point in original image
One coordinate.
For example, in one embodiment, the coordinate of the starting pixels point of amplified display area is (5,5), dimension information
Are as follows: width information is equal to 20, and elevation information is equal to 20.By step S101, the starting for the regional area to be amplified determined
The coordinate of pixel is (5,5), dimension information are as follows: width information is equal to 4, and elevation information is equal to 4.For another example in this example, it is original
The resolution ratio of image is 4096*2160, and the resolution ratio of the image currently shown is 1920*1080, i.e., original image is in level side
It is respectively 4096 and 2160, the pixel of the image currently shown both horizontally and vertically to the pixel number with vertical direction
Number is respectively 1920 and 1080.At this point, be computed, determine in above-mentioned original image with the starting pixels of above-mentioned region to be amplified point
First coordinate of corresponding pixel is (10,10), wherein
(2) coordinate of starting pixels point in above-mentioned original image is equal to above-mentioned first coordinate and dimension information is equal to upper
The region for stating the dimension information of amplified display area is determined as above-mentioned first image-region.
In conjunction with above example, in this example, just by original image, the coordinate of starting pixels point is equal to (10,10), and wide
It spends information and is equal to 20, region of the elevation information equal to 20 is determined as the first image-region.
S103, the corresponding video data of above-mentioned first image-region is shown in above-mentioned amplified display area, is obtained
The amplified image of above-mentioned regional area to be amplified.
The method of image local amplification provided in this embodiment, it is current by determining when receiving partial enlargement instruction
The regional area to be amplified being located in specified region in the image of display, above-mentioned specified region are preset amplified display
Region, and then determine first image-region corresponding with regional area to be amplified in original image, thus by the first image district
The corresponding video data in domain is shown in amplified display area, obtains the amplified image of regional area to be amplified.This
Sample, when carrying out partial enlargement to regional area to be amplified, be by determine in original image with regional area to be amplified
Corresponding first image-region, and then the corresponding video data of the first image-region is shown in the side of amplified display area
What method was realized, since the corresponding video data of the first image-region is the corresponding original video data of regional area to be amplified,
Therefore, after the above method amplifies regional area to be amplified, the problem of not will cause image fault.In addition, this Shen
Regional area to be amplified is blocked in the method that please be provided, amplified display area, passes through amplified display area, Yong Huneng
Enough observe the corresponding picture of regional area to be amplified being blocked, it can be achieved that taking into account to general image.
Fig. 2 is the flow chart of the regional area to be amplified of the determination shown in one exemplary embodiment of the application.Please refer to figure
2, method provided in this embodiment, step S101 may include:
S201, the resolution ratio according to the above-mentioned image currently shown, the resolution ratio of above-mentioned original image, preset times magnification
Several and above-mentioned amplified display area dimension information, determines the dimension information of above-mentioned regional area to be amplified.
Specifically, preset amplification factor can be by the amplification factor of partial enlargement instruction instruction, it is also possible to shift to an earlier date
Configured amplification factor.For example, user is in the starting pixels by inputting amplified display area in conjunction with above example
The coordinate of point and the dimension information of amplified display area can input times magnification when triggering partial enlargement instructs simultaneously
Number.
Further, referring to the introduction of front, the dimension information of regional area to be amplified includes partial zones to be amplified
The width information and elevation information in domain, wherein the width information of regional area to be amplified characterizes the region in the horizontal direction
Length, the elevation information of regional area to be amplified characterizes the length of the region in vertical direction.
Specifically, in one embodiment, the size of above-mentioned regional area to be amplified can be determined according to preset first formula
Information, wherein above-mentioned first formula are as follows:
And
Wherein, w and H is respectively the pixel number of original image both horizontally and vertically；W1 and H1 are respectively current
The pixel number of the image of display both horizontally and vertically；W2 and H2 is respectively the width information of amplified display area
And elevation information；P1 and P2 is respectively amplification factor horizontally and vertically；W3 and H3 is respectively region to be amplified
Width information and elevation information.
For example, in one embodiment, the pixel number of original image both horizontally and vertically is respectively 4096 Hes
2160, the pixel number of the image currently shown both horizontally and vertically is respectively 1920 and 1080, amplified display
The dimension information in region are as follows: width information is equal to 30, and elevation information is equal to 30, and the amplification factor of horizontal direction is 2 times, Vertical Square
To amplification factor be 5 times.At this point, being computed, the dimension information of regional area to be amplified is determined are as follows: width information is equal to 7,
Elevation information is equal to 7, wherein
S202, according to the dimension information of above-mentioned amplified display area, the starting picture of above-mentioned amplified display area
The dimension information of the coordinate of vegetarian refreshments and above-mentioned regional area to be amplified determines the starting pixels of above-mentioned regional area to be amplified
The coordinate of point.
Specifically, in one embodiment, the starting picture of regional area to be amplified can be determined according to preset second formula
The coordinate of vegetarian refreshments；Wherein, above-mentioned second formula are as follows:
(x1, y1) is the coordinate of the starting pixels point of amplified display area；W2 and H2 is respectively amplified display
The width information and elevation information in region；W3 and H3 is respectively the width information and elevation information of regional area to be amplified；
(x2, y2) is the coordinate of the starting pixels point of regional area to be amplified.
For example, the coordinate of the starting pixels point of amplified display area is (5,10), in conjunction with example above in upper example
Son, the dimension information of amplified display area are as follows: width information is equal to 30, and elevation information is equal to 30, partial zones to be amplified
The dimension information in domain are as follows: width information is equal to 7, and elevation information is equal to 7, at this point, being computed, determines regional area to be amplified
The coordinate of starting pixels point is (16,21), wherein
It should be noted that Fig. 3 be one exemplary embodiment of the application shown according to method shown in Fig. 2 determine to
The schematic diagram of the regional area of amplification.Referring to figure 3., it when determining regional area to be amplified according to method shown in Fig. 2, determines
Regional area to be amplified out is located at the center of amplified display area, although in this way, amplified display area hides
The picture of current display is kept off, still, by amplified display area, it is corresponding that user still is able to the region that observation is blocked
Picture, realization take into account overall picture.
Fig. 4 is the flow chart of the embodiment of the method two of image local provided by the present application amplification.Referring to figure 4., this implementation
Example provide method, may include:
S401, resolution ratio, the image that currently shows when receiving partial enlargement instruction, according to the image that currently shows
The dimension information of the resolution ratio of corresponding original image, preset amplification factor and preset amplified display area determines
The dimension information of regional area to be amplified.
S402, according to the dimension information of above-mentioned amplified display area, the starting picture of above-mentioned amplified display area
The dimension information of the coordinate of vegetarian refreshments and above-mentioned regional area to be amplified determines the starting pixels of above-mentioned regional area to be amplified
The coordinate of point.
S403, according to the resolution ratio of above-mentioned original image, the resolution ratio of the above-mentioned image currently shown and above-mentioned to be amplified
Regional area starting pixels point coordinate, determine in above-mentioned original image with the starting pixels of above-mentioned region to be amplified point pair
First coordinate of the pixel answered.
S404, the coordinate of starting pixels point in above-mentioned original image is equal to above-mentioned first coordinate and dimension information it is equal to
The corresponding video data in region of the dimension information of above-mentioned amplified display area is shown in above-mentioned amplified display area,
Obtain the amplified image of above-mentioned regional area to be amplified.
Specifically, the specific implementation process and realization principle of step S401 to S404 may refer to Jie of preceding embodiment
It continues, details are not described herein again.
S405, when receive be used to indicate the change for changing amplified display area instruction when, obtain current preset
Amplified display area.
Specifically, above-mentioned change instruction can be triggered by dragging the amplified display area currently shown, or pass through
The amplified display area triggering currently shown is stretched, it certainly, in one possible implementation, can also be by again
The coordinate of the starting pixels point of amplified display area and the dimension information of amplified display area are inputted, with triggering
It is used to indicate the change instruction for changing amplified display area.It is currently shown with changing instruction by dragging or stretching below
It is illustrated for amplified display area triggering.
Further, change and indicate the amplified display area of current preset, can be instructed, be obtained by changing
The amplified display area of current preset.
It should be noted that when change instruction be by drag currently show amplified display area triggering when,
At this point, the change instruction instruction current preset amplified display area starting pixels point be possible to have exceeded it is pre-
If regional scope, at this time, it may be necessary to reset the coordinate of the starting pixels point of the amplified display area of current preset.Example
Such as, Fig. 5 is the schematic diagram of the amplified display area of the current preset shown in one exemplary embodiment of the application.Please refer to figure
5, it should be noted that when the abscissa of the starting pixels point of the amplified display area for the current preset for changing instruction instruction
It is less thanWhen, at this point, determining that the abscissa of the starting pixels point of the amplified display area of current preset isFurther, the cross of the starting pixels point of the amplified display area of the current preset indicated when change instruction
Coordinate is greater thanWhen (wherein,), it determines current
The abscissa of the starting pixels point of preset amplified display area isCorrespondingly, when change refers to
The ordinate of the starting pixels point of the amplified display area for the current preset shown is less thanWhen, at this point, determination is worked as
The ordinate of the starting pixels point of preceding preset amplified display area isThe current pre- of instruction is instructed when changing
If the ordinate of starting pixels point of amplified display area be greater thanWhen, at this point, determining current preset
The abscissa of starting pixels point of amplified display area be
S406, the step of dimension information for determining above-mentioned regional area to be amplified is executed again.
Specifically, after getting the amplified display area of current preset, in this step, just execute again determine to
The step of coordinate of the starting pixels point of the regional area of amplification, further to obtain partial zones in original image and to be amplified
Corresponding first image-region in domain, and then the corresponding video data of the first image-region is shown in the amplified of current preset
Display area.
It should be noted that showing when by the corresponding video data of the first image-region in the amplified aobvious of current preset
When showing region, if the amplified display area of current preset has the region beyond the image currently shown, at this point, being directed to
Region beyond the image currently shown directly carries out cutting processing.
Further, method provided in this embodiment, when change instruction be by drag currently show it is amplified aobvious
Show region triggering when, before executing step S406, can also include:
(1) judge above-mentioned current preset amplified display area whether there is in the above-mentioned image currently shown it
Outer region.
Specifically, can be judged current pre- according to the coordinate of the starting pixels point of the amplified display area of current preset
If amplified display area whether there is the region except the image that currently shows.For example, in one embodiment, if
When the coordinate of the starting pixels point of the amplified display area of current preset meets any one in following four condition, really
There is the region except the image currently shown in settled preceding preset amplified display area；Wherein, aforementioned four item
Part is respectively as follows:
The abscissa of the starting pixels point of the amplified display area of current preset is less than 0；
The abscissa of the starting pixels point of the amplified display area of current preset is greater than w1-w2；
The ordinate of the starting pixels point of the amplified display area of current preset is less than 0；
The ordinate of the starting pixels point of the amplified display area of current preset is greater than H1-H2.
(2) if so, the step of executing the coordinate for determining the starting pixels point of above-mentioned display area to be amplified again.
Further, when the amplified display area for determining current preset exists except the image currently shown
When region, at this time, it is believed that the dimension information of regional area to be amplified is as before, display area to be amplified is executed again
Starting pixels point coordinate the step of, further to obtain corresponding with regional area to be amplified in original image
One image-region, and then the corresponding video data of the first image-region is shown in the amplified display area of current preset.
(3) if it is not, the step of executing the dimension information for determining above-mentioned display area to be amplified again.
Further, when the amplified display area for determining current preset is not present except the image currently shown
Region when, at this point, the step of then executing the dimension information for determining display area to be amplified again, original further to obtain
First image-region corresponding with regional area to be amplified in image, and then the corresponding video data of the first image-region is shown
Show in the amplified display area of current preset.
Method provided in this embodiment can change the amplified viewing area that instruction is directly changed current preset by input
Domain, and then change regional area to be amplified, to check the details in interested region.In this way, when user wants to check difference
When the details in region, it is only necessary to which input changes instruction, easy to operate, convenient, and user experience is higher.
Corresponding with the embodiment of method of aforementioned image partial enlargement, present invention also provides the dresses of image local amplification
The embodiment set.
The embodiment of the device of the application image local amplification can be using on the display device.Installation practice can lead to
Software realization is crossed, can also be realized by way of hardware or software and hardware combining.Taking software implementation as an example, as a logic
Device in meaning is to be read computer program instructions corresponding in memory by the processor of display equipment where it
Operation is formed in memory.For hardware view, as shown in fig. 6, for the image office shown in one exemplary embodiment of the application
The hardware structure diagram of display equipment where the device of portion's amplification, in addition to memory 610 shown in fig. 6, processor 620, memory 630
Except network interface 640, the reality for the device that the display equipment in embodiment where device is amplified generally according to the image local
Border function can also include other hardware, repeat no more to this.
Fig. 7 is the structural schematic diagram of the Installation practice one of image local provided by the present application amplification.Fig. 7 is please referred to, this
The device for the image local amplification that embodiment provides, comprising: processing module 710 and display module 720, wherein
The processing module 710 refers to for determining to be located in the image currently shown when receiving partial enlargement instruction
Determine the regional area to be amplified in region；Wherein, the specified region is preset amplified display area, described current
The image of display is obtained after compression of images by the original image that the display equipment interconnection receives；
The processing module 710 is also used to determine in the original image corresponding with the regional area to be amplified
First image-region；
The display module 720, for showing the corresponding video data in the first image region after the amplification
Display area, obtain the amplified image of the regional area to be amplified.
Further, the processing module 710, is specifically used for:
According to the resolution ratio of the image currently shown, the resolution ratio of the original image, preset amplification factor and
The dimension information of the amplified display area determines the dimension information of the regional area to be amplified；
According to the dimension information of the amplified display area, the starting pixels point of the amplified display area
The dimension information of coordinate and the regional area to be amplified determines the seat of the starting pixels point of the regional area to be amplified
Mark.
Further, the processing module 710, is specifically used for:
According to the resolution ratio of the original image, the resolution ratio of the image currently shown and the part to be amplified
The coordinate of the starting pixels point in region determines the starting pixels point pair in the original image with the regional area to be amplified
First coordinate of the pixel answered；
The coordinate of starting pixels point in the original image is equal to first coordinate and dimension information is equal to described put
The region of the dimension information of display area after big is determined as the first image region.
Further, the processing module 710 is also used to the first image region pair in the display module 720
The video data answered is shown in after the amplified display area, changes amplified viewing area when receiving to be used to indicate
When the change instruction in domain, the amplified display area of current preset is obtained, and execute determine the part to be amplified again
The step of dimension information in region.
Further, the processing module 710, is specifically used for:
After the amplified display area for obtaining current preset, the amplified viewing area of the current preset is judged
Domain whether there is the region except the image currently shown；
If so, the step of executing the coordinate for determining the starting pixels point of the display area to be amplified again；
If it is not, the step of executing the dimension information for determining the display area to be amplified again.
Further, the processing module 710, specifically for determining the part to be amplified according to preset first formula
The dimension information in region, wherein first formula are as follows:
And
The w and H is respectively the pixel number of the original image both horizontally and vertically；The w1 and institute
Stating H1 is respectively the pixel number of the image currently shown both horizontally and vertically；The w2 and H2 is respectively described
The width information and elevation information of amplified display area；The P1 and P2 is respectively amplification horizontally and vertically
Multiple；The w3 and H3 is respectively the width information and elevation information of the regional area to be amplified.
Further, the processing module 710, specifically for determining the office to be amplified according to preset second formula
The coordinate of the starting pixels point in portion region；Wherein, second formula are as follows:
(x1, y1) is the coordinate of the starting pixels point of the amplified display area；The w2 and H2 is respectively described
The width information and elevation information of amplified display area；The w3 and H3 is respectively the width of the regional area to be amplified
Spend information and elevation information；(x2, the y2) is the coordinate of the starting pixels point of the regional area to be amplified.
Further, the processing module 710, specifically for being determined in the original image according to preset third formula
First coordinate of pixel corresponding with the starting pixels point of the regional area to be amplified；Wherein, the third formula are as follows:
The w and H is respectively the pixel number of the original image both horizontally and vertically；The w1 and institute
Stating H1 is respectively the pixel number of the image currently shown both horizontally and vertically；(x2, y2) is described to be amplified
Regional area starting pixels point coordinate；(x3, the y3) be the original image in the partial zones to be amplified
First coordinate of the corresponding pixel of starting pixels point in domain.
Please continue to refer to Fig. 6, the application also provides a kind of display equipment, including memory 610, processor 620 and storage
On memory 610 and the computer program that can run on processor 620, the processor 620 execute real when described program
The step of method of existing any image partial enlargement provided by the present application.
The foregoing is merely the preferred embodiments of the application, not to limit the application, all essences in the application
Within mind and principle, any modification, equivalent substitution, improvement and etc. done be should be included within the scope of the application protection.
Claims (10)
1. a kind of method of image local amplification, which is characterized in that the method is applied to display equipment, which comprises
When receiving partial enlargement instruction, the partial zones to be amplified being located in specified region in the image currently shown are determined
Domain；Wherein, the specified region is preset amplified display area；The image currently shown is by the display equipment
The original image received is obtained after compression of images；
Determine first image-region corresponding with the regional area to be amplified in the original image；
The corresponding video data in the first image region is shown in the amplified display area, is obtained described to be amplified
The amplified image of regional area.
2. the method according to claim 1, wherein being located at specified region in the image that the determination is currently shown
Interior regional area to be amplified, comprising:
According to the resolution ratio of the image currently shown, the resolution ratio of the original image, preset amplification factor and described
The dimension information of amplified display area determines the dimension information of the regional area to be amplified；
According to the dimension information of the amplified display area, the coordinate of the starting pixels point of the amplified display area
With the dimension information of the regional area to be amplified, the coordinate of the starting pixels point of the regional area to be amplified is determined.
3. according to the method described in claim 2, it is characterized in that, in the determination original image with it is described to be amplified
Corresponding first image-region of regional area, comprising:
According to the resolution ratio of the original image, the resolution ratio of the image currently shown and the regional area to be amplified
Starting pixels point coordinate, determine corresponding with the starting pixels point of the regional area to be amplified in the original image
First coordinate of pixel；
The coordinate of starting pixels point in the original image is equal to first coordinate and dimension information is equal to after the amplification
The region of dimension information of display area be determined as the first image region.
4. according to the method described in claim 2, it is characterized in that, described by the corresponding video data in the first image region
It is shown in after the amplified display area, the method also includes:
When receive be used to indicate the change for changing amplified display area instruction when, obtain the amplified aobvious of current preset
Show region；
The step of executing the dimension information for determining the regional area to be amplified again.
5. according to the method described in claim 4, it is characterized in that, it is described obtain current preset amplified display area it
Afterwards, the method also includes:
Judge that the amplified display area of the current preset whether there is the area except the image currently shown
Domain；
If so, the step of executing the coordinate for determining the starting pixels point of the display area to be amplified again；
If it is not, the step of executing the dimension information for determining the display area to be amplified again.
6. according to the method described in claim 2, it is characterized in that, the resolution ratio according to the image currently shown,
The dimension information of the resolution ratio of the original image, preset amplification factor and the amplified display area, determine described in
The dimension information of regional area to be amplified, comprising:
The dimension information of the regional area to be amplified is determined according to preset first formula, wherein first formula are as follows:
And
The w and H is respectively the pixel number of the original image both horizontally and vertically；The w1 and H1
The pixel number of the respectively described image currently shown both horizontally and vertically；The w2 and H2 is respectively described
The width information and elevation information of amplified display area；The P1 and P2 is respectively horizontally and vertically
Amplification factor；The w3 and H3 is respectively the width information and elevation information of the regional area to be amplified.
7. according to the method described in claim 2, it is characterized in that, the size according to the amplified display area is believed
It ceases, the dimension information of the coordinate of the starting pixels point of the amplified display area and the regional area to be amplified, really
The coordinate of the starting pixels point of the fixed regional area to be amplified, comprising:
The coordinate of the starting pixels point of the regional area to be amplified is determined according to preset second formula；Wherein, described
Two formula are as follows:
(x1, y1) is the coordinate of the starting pixels point of the amplified display area；The w2 and H2 is respectively described
The width information and elevation information of amplified display area；The w3 and H3 is respectively the regional area to be amplified
Width information and elevation information；(x2, the y2) is the coordinate of the starting pixels point of the regional area to be amplified.
8. according to the method described in claim 3, it is characterized in that, the resolution ratio according to the original image, described working as
The coordinate of the starting pixels point of the resolution ratio of the image of preceding display and the regional area to be amplified, determines the original image
In pixel corresponding with the starting pixels point of the regional area to be amplified the first coordinate, comprising:
The starting pixels point pair in the original image with the regional area to be amplified is determined according to preset third formula
First coordinate of the pixel answered；Wherein, the third formula are as follows:
The w and H is respectively the pixel number of the original image both horizontally and vertically；The w1 and H1
The pixel number of the respectively described image currently shown both horizontally and vertically；(x2, y2) is the office to be amplified
The coordinate of the starting pixels point in portion region；(x3, the y3) be the original image in the regional area to be amplified
First coordinate of the corresponding pixel of starting pixels point.
9. a kind of device of image local amplification, which is characterized in that described device is applied to display equipment, and described device includes:
Processing module and display module, wherein
The processing module, for determining and being located at specified region in the image currently shown when receiving partial enlargement instruction
Interior regional area to be amplified；Wherein, the specified region is preset amplified display area, described currently to show
Image is obtained after compression of images by the original image that the display equipment interconnection receives；
The processing module is also used to determine in the original image first image corresponding with the regional area to be amplified
Region；
The display module, for showing the corresponding video data in the first image region in the amplified viewing area
Domain obtains the amplified image of the regional area to be amplified.
10. a kind of display equipment including memory, processor and stores the calculating that can be run on a memory and on a processor
Machine program, which is characterized in that the processor realizes the step of any one of claim 1-8 the method when executing described program
Suddenly.
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| CN201810312691.7A CN110362250B (en) | 2018-04-09 | 2018-04-09 | Image local amplification method and device and display equipment |
| PCT/CN2019/080079 WO2019196662A1 (en) | 2018-04-09 | 2019-03-28 | Local enlargement of image |
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| WO2019196662A1 (en) | 2019-10-17 |
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