CN106713966B - The display control method and display control program of terminal - Google Patents
The display control method and display control program of terminal Download PDFInfo
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- CN106713966B CN106713966B CN201611127912.0A CN201611127912A CN106713966B CN 106713966 B CN106713966 B CN 106713966B CN 201611127912 A CN201611127912 A CN 201611127912A CN 106713966 B CN106713966 B CN 106713966B
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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
-
- 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
- H04N21/4314—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 for fitting data in a restricted space on the screen, e.g. EPG data in a rectangular grid
Abstract
The invention discloses a kind of display control methods of terminal, it include: after receiving vision signal, the default shadow width of the display platen edge of terminal is obtained, and the shadow area widened from the display platen edge to the center position of the display screen is calculated according to the default shadow width；The display area of the display screen is determined according to the shadow area；Obtain the display area size and image information to be shown, processing is zoomed in and out to the image information according to the size of the display area, treated that the image information is shown within the display area by scaled.The invention also discloses a kind of display control programs of terminal.The present invention improves the display effect of terminal.
Description
Technical field
The present invention relates to the display control methods and display control system of display control technology field more particularly to a kind of terminal
System.
Background technique
Display screen is commonly used for the display unit of the display devices such as television set or computer.
In the prior art, the pixel region positioned at display screen marginal position is usually present certain shadow phenomenon.Work as picture
Information when there are the display of the display screen marginal position of shadow phenomenon, image information to be shown can because shadow presence without
It can clearly show, under shadow serious situation, user can not possibly even see the display screen marginal position there are shadow
Display content.
The drawbacks of above-mentioned technical proposal is the poor display effect of display screen.
Summary of the invention
The main purpose of the present invention is to provide a kind of display control methods of terminal, it is intended to improve the display effect of terminal
Fruit.
To achieve the above object, the display control method of terminal provided by the invention, includes the following steps:
After receiving vision signal, the default shadow width of the display platen edge of terminal is obtained, and according to described default
The shadow area widened from the display platen edge to the center position of the display screen is calculated in shadow width；
The display area of the display screen is determined according to the shadow area；
Obtain the display area size and image information to be shown, according to the size of the display area to described
Image information zooms in and out processing, and treated that the image information is shown within the display area by scaled.
Preferably, described after receiving vision signal, obtain the default shadow width of the display platen edge of terminal, and root
It is calculated according to the default shadow width from the shadow area that the display platen edge is widened to the center position of the display screen
After domain, further includes:
Color filling processing is carried out to form filling region to the shadow area.
Preferably, described after receiving vision signal, obtain the default shadow width of the display platen edge of terminal, and root
It is calculated according to the default shadow width from the shadow area that the display platen edge is widened to the center position of the display screen
Before domain, further includes:
Field signal is inputted according to preset field signal type；
Obtain predetermined luminance under the field signal and positioned at the same edge of the display screen each test point it is bright
Degree, each test point by brightness lower than predetermined luminance are labeled as shadow point；
The distance value for being located at all the shadow points and the edge at same edge is obtained, maximum range value therein is arranged
For the shadow width at the edge.
Preferably, the predetermined luminance obtained under the field signal and positioned at each of the same edge of the display screen
The brightness of test point, each test point by brightness lower than predetermined luminance are labeled as shadow point, comprising:
Obtain brightness of the central point of the display screen under the field signal；
According to the product of the brightness of preset ratio and the central point, the predetermined luminance is calculated；
Obtain brightness of each test point for being located at the same edge of the display screen under the field signal；
Each test point by brightness lower than predetermined luminance is labeled as shadow point；
Wherein, the preset ratio is greater than or equal to 0, and less than 1.
Preferably, described after receiving vision signal, obtain the default shadow width of the display platen edge of terminal, and root
It is calculated according to the default shadow width from the shadow area that the display platen edge is widened to the center position of the display screen
Domain, comprising:
After receiving vision signal, according to the type of the vision signal, judge the vision signal whether need by
According to point-to-point display；
Zoom display signal is generated if it is not, then triggering in terminal；
After receiving the Zoom display signal that terminal triggering generates, the default dark of the display platen edge of terminal is obtained
Shadow width, and be calculated according to the default shadow width from the display platen edge to the center position of the display screen and opened up
Wide shadow area.
In addition, to achieve the above object, the present invention also provides a kind of display control programs of terminal, comprising:
Computing module, the default shadow width of the display platen edge for after receiving vision signal, obtaining terminal, and
The shadow widened from the display platen edge to the center position of the display screen is calculated according to the default shadow width
Region；
Determining module, for determining the display area of the display screen according to the shadow area；
Zoom display module, for obtain the display area size and image information to be shown, according to described aobvious
Show that the size in region zooms in and out processing to the image information, by scaled treated the image information in the display
It is shown in region.
Preferably, the display control program of the terminal further include:
Module is filled, for carrying out color filling processing to the shadow area to form filling region.
Preferably, the display control program of the terminal further include:
Input module, for inputting field signal according to preset field signal type；
Module is obtained, for obtaining predetermined luminance under the field signal and positioned at each of the same edge of the display screen
The brightness of a test point, each test point by brightness lower than predetermined luminance are labeled as shadow point；
Shadow width setup module, for obtaining the distance value for being located at all the shadow points and the edge at same edge,
Set maximum range value therein to the shadow width at the edge.
Preferably, the acquisition module includes:
First acquisition unit, for obtaining brightness of the central point of the display screen under the field signal；
Computing unit calculates the predetermined luminance for the product according to the brightness of preset ratio and the central point；
Second acquisition unit, for obtaining each test point for being located at the same edge of the display screen in the field signal
Under brightness；
Marking unit is labeled as shadow point for each test point by brightness lower than predetermined luminance；
Wherein, the preset ratio is greater than or equal to 0, and less than 1.
Preferably, the computing module includes:
Judging unit, for according to the type of the vision signal, judging the video letter after receiving vision signal
Number whether need according to point-to-point display；
Scale signal generation unit, for being triggered in terminal when the vision signal is not needed according to point-to-point display
Generate Zoom display signal；
Computing unit, for obtaining the display of terminal after receiving the Zoom display signal that terminal triggering generates
The default shadow width of platen edge, and be calculated according to the default shadow width from the display platen edge to the display
The shadow area that the center position of screen is widened.
In the inventive solutions, after receiving vision signal, the default dark of the display platen edge of terminal is obtained
Shadow width is to calculate the shadow area widened from the display platen edge to the center position of the display screen；According to the shadow
Region determines the display area of the display screen；Obtain the display area size and image information to be shown, according to institute
The size for stating display area zooms in and out processing to the image information, by scaled treated the image information described
It is shown in display area, therefore, image information to be shown will all be shown in the display area, without there are shadows
Shadow area show, be conducive to improve terminal display effect.
Detailed description of the invention
Fig. 1 is the flow diagram of the display control method first embodiment of terminal of the present invention；
Fig. 2 is the flow diagram of the display control method second embodiment of terminal of the present invention；
Fig. 3 is the flow diagram of the display control method 3rd embodiment of terminal of the present invention；
Fig. 4 is that the test point of the display control method of terminal of the present invention selects schematic diagram；
Fig. 5 is the flow diagram of the display control method fourth embodiment of terminal of the present invention；
Fig. 6 is the flow diagram of the 5th embodiment of display control method of terminal of the present invention.
Fig. 7 is the functional block diagram of the display control program first embodiment of terminal of the present invention；
Fig. 8 is the functional block diagram of the display control program second embodiment of terminal of the present invention；
Fig. 9 is the functional block diagram of the display control program 3rd embodiment of terminal of the present invention；
Figure 10 is the functional block diagram of the display control program fourth embodiment of terminal of the present invention；
Figure 11 is the functional block diagram of the 5th embodiment of display control program of terminal of the present invention；
The object of the invention is realized, the embodiments will be further described with reference to the accompanying drawings for functional characteristics and advantage.
Specific embodiment
It should understand, the specific embodiments described herein are merely illustrative of the present invention, is not intended to limit the present invention.
The present invention provides a kind of display control method of terminal.
Referring to Fig. 1, to achieve the above object, the first embodiment of the present invention provides a kind of display control side of terminal
Method includes the following steps:
Step S10, after receiving vision signal, obtain terminal display platen edge default shadow width, and according to
The shadow area widened from the display platen edge to the center position of the display screen is calculated in the default shadow width；
Step S20 determines the display area of the display screen according to the shadow area；
Step S30, obtain the display area size and image information to be shown, according to the ruler of the display area
Very little to zoom in and out processing to the image information, treated that the image information is shown within the display area by scaled
Show.
In the inventive solutions, after receiving vision signal, the default dark of the display platen edge of terminal is obtained
Shadow width is to calculate the shadow area widened from the display platen edge to the center position of the display screen；According to the shadow
Region determines the display area of the display screen；Obtain the display area size and image information to be shown, according to institute
The size for stating display area zooms in and out processing to the image information, by scaled treated the image information described
It is shown in display area, therefore, image information to be shown will all be shown in the display area, without there are shadows
Shadow area show, be conducive to improve terminal display effect.
Terminal of the present invention is terminal having a display function, i.e., the described terminal has display screen, for example, the end
End can be the terminals such as computer, television set, mobile phone, Ipad.
In the present embodiment, the default shadow width can according to need setting, for example, can be according to display screen shadow
The setting of width empirical value, can also be arranged according to edge shadow tilted object result, can be pre- when being arranged according to test result
The shadow width of first measurement display platen edge, then the shadow width is preserved as preset shadow width, in order to
After display screen receives vision signal, the shadow width can be transferred, and calculates the side of display screen according to the shadow width
Edge shadow area.
Typically, there are four edges edge for existing display screen, therefore, in the edge shadow width measurement for carrying out display screen
When with storage, need that the shadow width data of the four edges edge of display screen is measured and stored respectively, it is aobvious carrying out picture
When showing, picture only is carried out in the display area and is shown.The display area is the region other than the shadow area, institute
Stating display area can be the display screen area that is enclosed in display screen by each shadow area, or display screen it is dark
Part display screen area other than the domain of shadow zone.The display area can be located at any position other than display screen shadow area.
The shape of the display area is unlimited, can be rectangle, ellipse, triangle, irregular shape etc..
Certainly, application range of the invention is not limited with the shape of display screen and size.
Referring to Fig. 2, the first embodiment of the display control method based on terminal of the invention, terminal of the invention is shown
Show in the second embodiment of control method, after step S10, further includes:
Step S40 carries out color filling processing to the shadow area to form filling region.
In the present embodiment, the display area is the display screen area being enclosed in display screen by each shadow area.
After carrying out color filling processing to shadow area, there are the regions of shadow to be covered by the filling region, and the display area
Boundary also become apparent from, bright display effect is integrally presented in the display area, will not influence because of surrounding there are shadow
Display effect.
The color content for filling the shadow area can carry out any selection, if the border color of selection and display
Consistent Fill Color, it will make the frame of the shadow area and display combine together, improve the overall beautiful of display.
In the present embodiment, the shadow area preferably carries out filled black, and the filling region of black meets most digital display
Show the dark border configuration of device, and the filling region of black will not also stimulate the eyes of user, hide edges shadow
Effect is more preferable.
Referring to Fig. 3, the first embodiment of the display control method based on terminal of the invention, terminal of the invention is shown
Show in the 3rd embodiment of control method, before the step S10, further includes:
Step S50 inputs field signal according to preset field signal type；
Step S60 obtains the predetermined luminance under the field signal and each survey positioned at the same edge of the display screen
The brightness of pilot, each test point by brightness lower than predetermined luminance are labeled as shadow point；
Step S70, obtain be located at same edge all shadow points and the edge distance value, by it is therein maximum away from
From the shadow width that value is set as the edge.
In order to obtain the shadow width at each edge of the display screen, need to carry out shadow tilted object to each edge.This is surveyed
Examination carries out under preset field signal.
Under complete white field signal, the brightness of display screen is high, and shadow is obvious, and the effect for carrying out shadow test is good.Therefore, in this reality
It applies in example, the field signal type of input is complete white field signal, it is of course also possible to use other field signals carry out shadow test.
Under the field signal, the brightness for being located at each test point of same fringe region of display screen is obtained, and will be each
The brightness of a test point is compared with the predetermined luminance.
The predetermined luminance is preset brightness value, when the brightness of test point is lower than the predetermined luminance, then it is assumed that this survey
Pilot is shadow point, when the brightness of test point equals or exceeds the predetermined luminance, is then not considered as that the pixel is shadow point.
Specifically, being referred to following method when carrying out the edge shadow tilted object of display screen and carrying out:
1, test point is selected in each fringe region of the display screen, and prestores the test point.
In general, the shadow area width of platen edge is shown within 3/1000ths of the marginal dimension, to display
When a certain fringe region of screen carries out test point selection, if to whole pictures in the distance range at the edge to display screen center
Vegetarian refreshments is tested, and not only results in test and the time compared extends, also will cause the waste of resource, certainly, such scheme
Similarly within protection scope of the present invention.
For the time for reducing test and comparing, several surveys can be selected within the default measuring distance away from the edge
Pilot.This default measuring distance is the distance that the edge is widened to display screen center position, apart from size can according to need into
Row setting, for example, default measuring distance can be set to 5/1000ths, 10/1000ths etc. of the edge length.
By taking the fringe region A of a certain edge a to display screen carries out test point selection as an example, when default measuring distance is d
When, test point is selected within the scope of the fringe region A that the distance apart from edge a is d, is referred to following method:
Selected in fringe region A several with edge a distance not equal test point, according to edge a distance by small
To big sequence or opposite sequence, the brightness of each test point is successively measured.For example, in the row with edge a at a distance of d1
In pixel, chooses several test points and carry out luminance test, as first row test point；In the row with edge a at a distance of d2
In pixel, chooses several test points and carry out luminance test, as second row test point；In the row with edge a at a distance of d3
It in pixel, chooses several test points and carries out luminance test, arrange test point as third, wherein d1 > d2 > d3, each row's picture
It can be spaced apart from each other between each test point chosen in vegetarian refreshments, it can also be adjacent to each other.The number of rows of test point is unlimited, and each row surveys
The distance between pilot is unlimited, can be spaced apart from each other between same row's test point, can also be adjacent to each other.
Please refer to Fig. 4 (test point positioned at each edge of display screen being only shown, other test points are omitted in Fig. 4).In order to save
About computing resource and shorten the testing time, in the present embodiment, 3 test points, 3 test points point are chosen in each row's pixel
Not Wei Yu this row pixel both ends and centre.If display screen is rectangular display screen, and first row pixel is located at display screen
When edge, it is readily appreciated that, the four edges edge of display screen is total to have chosen 8 test points.
2, luminance test is carried out to the test point that prestores, obtains the brightness of each test point, and by the brightness of each test point
Value is compared with predetermined luminance, and brightness is point lower than the label of predetermined luminance.
After having surveyed first row test point, another row's test point after several row's pixels in interval is tested.Institute
Stating first row test point can be with edge a apart from nearest pixel, after testing first row, to close to display screen center
Second row test point is tested in direction；The first row test point is also possible to test with edge a apart from farthest pixel
After first row, to close to the direction for changing the corresponding display platen edge of row's test point, continue to test second row test point.
3, the shadow point in each fringe region of display screen is compared at a distance from the edge, is chosen wherein most
Big distance value is set as the shadow width at the edge, therefore, the width with maximum distance value described in the border
In range, the shadow area at the edge is corresponded to.
Referring to figure 5., the 3rd embodiment of the display control method based on terminal of the invention, terminal of the invention are shown
Show in the fourth embodiment of control method, step S60 of the invention includes:
Step S61 obtains brightness of the central point of the display screen under the field signal；
Step S62 calculates the predetermined luminance according to the product of the brightness of preset ratio and the central point；
Step S63 obtains brightness of each test point for being located at the same edge of the display screen under the field signal；
Step S64, each test point by brightness lower than predetermined luminance are labeled as shadow point；
Wherein, the preset ratio is greater than or equal to 0, and less than 1.
The brightness with higher of the central point of display screen.It, can be by the brightness and display of each test point in the present embodiment
After the Strehl ratio of screen is compared, shadow point is obtained.It is of course also possible to which other pixels on display screen is selected to be compared
It is right.
Again referring to Fig. 4, the fringe region darkness due to display screen is generally below the central point of display screen, it can be with
Using the product of the brightness of central point and preset ratio as predetermined luminance.It, can should according to human eye to the recognition capability of shadow
Preset ratio is set as 30%-70%, and after the 50% of display screen center brightness is lower than due to brightness, human eye will obviously be experienced dark
The presence of shadow, therefore in the present embodiment, 50% is set by the preset ratio, i.e. the edge brightness of display screen is bright lower than center
The region of degree 50% can be judged as shadow area, and image information to be shown will not be shown in this shadow area, show
Show that effect is more preferable.
Fig. 6 is please referred to, the first embodiment of the display control method based on terminal of the invention to fourth embodiment, this hair
In 5th embodiment of the display control method of bright terminal, step S10 includes:
Step S11, according to the type of the vision signal, judges that the vision signal is after receiving vision signal
No needs are according to point-to-point display；
Step S12 generates Zoom display signal if it is not, then triggering in terminal；
Step S13 obtains the display platen edge of terminal after receiving the Zoom display signal that terminal triggering generates
Default shadow width, and be calculated from the display platen edge according to the default shadow width into the display screen
The shadow area that heart direction is widened.
There are a small number of scenes to need to carry out point-to-point display, does not allow to zoom in and out image information to be shown, such as DVI
Signal, VGA signal etc..
In order to avoid in the present embodiment, being provided with to video to needing the scene for carrying out point-to-point display to zoom in and out
The step S11 that signal type is judged.
Can also include: after step S11
Step S14 is then generated in terminal triggering and is directly displayed if (vision signal is needed according to point-to-point display)
Signal.
Step S15, receive terminal triggering generate described in directly display signal after, obtain picture letter to be shown
Breath, the image information is shown in the display screen.
In addition, referring to Fig. 7, to achieve the above object, the first embodiment of the present invention provides a kind of display control of terminal
The display control program of system processed, the terminal includes:
Computing module 10, the default shadow width of the display platen edge for after receiving vision signal, obtaining terminal,
And be calculated according to the default shadow width widened from the display platen edge to the center position of the display screen it is dark
Shadow zone domain；
Determining module 20, for determining the display area of the display screen according to the shadow area；
Zoom display module 30, for obtain the display area size and image information to be shown, according to described
The size of display area zooms in and out processing to the image information, by scaled treated the image information described aobvious
Show in region and shows.
In the inventive solutions, after receiving vision signal, the default dark of the display platen edge of terminal is obtained
Shadow width is to calculate the shadow area widened from the display platen edge to the center position of the display screen；According to the shadow
Region determines the display area of the display screen；Obtain the display area size and image information to be shown, according to institute
The size for stating display area zooms in and out processing to the image information, by scaled treated the image information described
It is shown in display area, therefore, image information to be shown will all be shown in the display area, without there are shadows
Shadow area show, be conducive to improve terminal display effect.
Terminal of the present invention is terminal having a display function, i.e., the described terminal has display screen, for example, the end
End can be the terminals such as computer, television set, mobile phone, Ipad.
In the present embodiment, the default shadow width can according to need setting, for example, can be according to display screen shadow
The setting of width empirical value, can also be arranged according to edge shadow tilted object result, can be pre- when being arranged according to test result
The shadow width of first measurement display platen edge, then the shadow width is preserved as preset shadow width, in order to
After display screen receives vision signal, the shadow width can be transferred, and calculates the side of display screen according to the shadow width
Edge shadow area.
Typically, there are four edges edge for existing display screen, therefore, in the edge shadow width measurement for carrying out display screen
When with storage, need that the shadow width data of the four edges edge of display screen is measured and stored respectively, it is aobvious carrying out picture
When showing, picture only is carried out in the display area and is shown.The display area is the region other than the shadow area, institute
Stating display area can be the display screen area that is enclosed in display screen by each shadow area, or display screen it is dark
Part display screen area other than the domain of shadow zone.The display area can be located at any position other than display screen shadow area.
The shape of the display area is unlimited, can be rectangle, ellipse, triangle, irregular shape etc..
Certainly, application range of the invention is not limited with the shape of display screen and size.
Referring to Fig. 8, the first embodiment of the display control program based on terminal of the invention, terminal of the invention is shown
Show in the second embodiment of control system, the display control program of the terminal further include:
Module 40 is filled, for carrying out color filling processing to the shadow area to form filling region.
In the present embodiment, the display area is the display screen area being enclosed in display screen by each shadow area.
After carrying out color filling processing to shadow area, there are the regions of shadow to be covered by the filling region, and the display area
Boundary also become apparent from, bright display effect is integrally presented in the display area, will not influence because of surrounding there are shadow
Display effect.
The color content for filling the shadow area can carry out any selection, if the border color of selection and display
Consistent Fill Color, it will make the frame of the shadow area and display combine together, improve the overall beautiful of display.
In the present embodiment, the shadow area preferably carries out filled black, and the filling region of black meets most digital display
Show the dark border configuration of device, and the filling region of black will not also stimulate the eyes of user, hide edges shadow
Effect is more preferable.
Referring to Fig. 9, the first embodiment of the display control program based on terminal of the invention, terminal of the invention is shown
Show in the 3rd embodiment of control system, the display control program of the terminal further include:
Input module 50, for inputting field signal according to preset field signal type；
Module 60 is obtained, for obtaining predetermined luminance under the field signal and positioned at the same edge of the display screen
The brightness of each test point, each test point by brightness lower than predetermined luminance are labeled as shadow point；
Shadow width setup module 70, for obtaining all shadow points for being located at same edge at a distance from the edge
Value, sets maximum range value therein to the shadow width at the edge.
In order to obtain the shadow width at each edge of the display screen, need to carry out shadow tilted object to each edge.This is surveyed
Examination carries out under preset field signal.
Under complete white field signal, the brightness of display screen is high, and shadow is obvious, and the effect for carrying out shadow test is good.Therefore, in this reality
It applies in example, the field signal type of input is complete white field signal, it is of course also possible to use other field signals carry out shadow test.
Under the field signal, the brightness for being located at each test point of same fringe region of display screen is obtained, and will be each
The brightness of a test point is compared with the predetermined luminance.
The predetermined luminance is preset brightness value, when the brightness of test point is lower than the predetermined luminance, then it is assumed that this survey
Pilot is shadow point, when the brightness of test point equals or exceeds the predetermined luminance, is then not considered as that the pixel is shadow point.
Specifically, being referred to following method when carrying out the edge shadow tilted object of display screen and carrying out:
1, test point is selected in each fringe region of the display screen, and prestores the test point.
In general, the shadow area width of platen edge is shown within 3/1000ths of the marginal dimension, to display
When a certain fringe region of screen carries out test point selection, if to whole pictures in the distance range at the edge to display screen center
Vegetarian refreshments is tested, and not only results in test and the time compared extends, also will cause the waste of resource, certainly, such scheme
Similarly within protection scope of the present invention.
For the time for reducing test and comparing, several surveys can be selected within the default measuring distance away from the edge
Pilot.This default measuring distance is the distance that the edge is widened to display screen center position, apart from size can according to need into
Row setting, for example, default measuring distance can be set to 5/1000ths, 10/1000ths etc. of the edge length.
By taking the fringe region A of a certain edge a to display screen carries out test point selection as an example, when default measuring distance is d
When, test point is selected within the scope of the fringe region A that the distance apart from edge a is d, is referred to following method:
Selected in fringe region A several with edge a distance not equal test point, according to edge a distance by small
To big sequence or opposite sequence, the brightness of each test point is successively measured.For example, in the row with edge a at a distance of d1
In pixel, chooses several test points and carry out luminance test, as first row test point；In the row with edge a at a distance of d2
In pixel, chooses several test points and carry out luminance test, as second row test point；In the row with edge a at a distance of d3
It in pixel, chooses several test points and carries out luminance test, arrange test point as third, wherein d1 > d2 > d3, each row's picture
It can be spaced apart from each other between each test point chosen in vegetarian refreshments, it can also be adjacent to each other.The number of rows of test point is unlimited, and each row surveys
The distance between pilot is unlimited, can be spaced apart from each other between same row's test point, can also be adjacent to each other.
Please refer to Fig. 4 (test point positioned at each edge of display screen being only shown, other test points are omitted in Fig. 4).In order to save
About computing resource and shorten the testing time, in the present embodiment, 3 test points, 3 test points point are chosen in each row's pixel
Not Wei Yu this row pixel both ends and centre.If display screen is rectangular display screen, and first row pixel is located at display screen
When edge, it is readily appreciated that, the four edges edge of display screen is total to have chosen 8 test points.
2, luminance test is carried out to the test point that prestores, obtains the brightness of each test point, and by the brightness of each test point
Value is compared with predetermined luminance, and brightness is point lower than the label of predetermined luminance.
After having surveyed first row test point, another row's test point after several row's pixels in interval is tested.Institute
Stating first row test point can be with edge a apart from nearest pixel, after testing first row, to close to display screen center
Second row test point is tested in direction；The first row test point is also possible to test with edge a apart from farthest pixel
After first row, to close to the direction for changing the corresponding display platen edge of row's test point, continue to test second row test point.
3, the shadow point in each fringe region of display screen is compared at a distance from the edge, is chosen wherein most
Big distance value is set as the shadow width at the edge, therefore, the width with maximum distance value described in the border
In range, the shadow area at the edge is corresponded to.
Referring to Fig. 10, the 3rd embodiment of the display control program based on terminal of the invention, terminal of the invention
In the fourth embodiment of display control program, the acquisition module 60 includes:
First acquisition unit 61, for obtaining brightness of the central point of the display screen under the field signal；
Computing unit 62 calculates the predetermined luminance for the product according to the brightness of preset ratio and the central point；
Second acquisition unit 63 is located at each test point at same edge of the display screen and believes in the field for obtaining
Brightness under number；
Marking unit 64 is labeled as shadow point for each test point by brightness lower than predetermined luminance；
Wherein, the preset ratio is big or in being equal to 0%, and less than 100%.
The brightness with higher of the central point of display screen.It, can be by the brightness and display of each test point in the present embodiment
After the Strehl ratio of screen is compared, shadow point is obtained.It is of course also possible to which other pixels on display screen is selected to be compared
It is right.
Again referring to Fig. 4, the fringe region darkness due to display screen is generally below the central point of display screen, it can be with
Using the product of the brightness of central point and preset ratio as predetermined luminance.It, can should according to human eye to the recognition capability of shadow
Preset ratio is set as 30%-70%, and after the 50% of display screen center brightness is lower than due to brightness, human eye will obviously be experienced dark
The presence of shadow, therefore in the present embodiment, 50% is set by the preset ratio, i.e. the edge brightness of display screen is bright lower than center
The region of degree 50% can be judged as shadow area, and image information to be shown will not be shown in this shadow area, show
Show that effect is more preferable.
Figure 11 is please referred to, the first embodiment of the display control program based on terminal of the invention to fourth embodiment, this
In 5th embodiment of the display control program of the terminal of invention, the computing module 10 includes:
Judging unit 11, for according to the type of the vision signal, judging the video after receiving vision signal
Whether signal needs according to point-to-point display；
Scale signal generation unit 12, for being touched in terminal when the vision signal is not needed according to point-to-point display
Zoom display signal occurs into；
Computing unit 13, for obtaining the aobvious of terminal after receiving the Zoom display signal that terminal triggering generates
The default shadow width at display screen edge, and be calculated according to the default shadow width from the display platen edge to described and shown
The shadow area that the center position of display screen is widened.
There are a small number of scenes to need to carry out point-to-point display, does not allow to zoom in and out image information to be shown, such as DVI
Signal, VGA signal etc..
In order to avoid in the present embodiment, being provided with to video to needing the scene for carrying out point-to-point display to zoom in and out
The judging unit 11 that signal type is judged.
The computing module 10 can also include display signal generation unit (not shown), the display signal generation unit
For being generated in terminal triggering and directly displaying signal when the vision signal is needed according to point-to-point display.
The computing module 10, which can further include, directly displays unit (not shown), described to directly display unit use
In receive terminal triggering generate directly display signal after, obtain image information to be shown, the image information existed
The display screen is shown.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (8)
1. a kind of display control method of terminal, which comprises the steps of:
Field signal is inputted according to preset field signal type；
The brightness for obtaining the predetermined luminance under the field signal and each test point positioned at the same edge of display screen, by brightness
Each test point lower than predetermined luminance is labeled as shadow point；
The distance value for being located at all the shadow points and the edge at same edge is obtained, sets this for maximum range value therein
The shadow width at edge；Using the shadow width at the edge as the default shadow width at the edge；
After receiving vision signal, the default shadow width of the display platen edge of terminal is obtained, and according to the default shadow
The shadow area widened from the display platen edge to the center position of the display screen is calculated in width；
The display area of the display screen is determined according to the shadow area；
Obtain the display area size and image information to be shown, according to the size of the display area to the picture
Information zooms in and out processing, and treated that the image information is shown within the display area by scaled.
2. the display control method of terminal according to claim 1, which is characterized in that described to receive vision signal
Afterwards, the default shadow width of the display platen edge of terminal is obtained, and is calculated according to the default shadow width from described aobvious
After the shadow area that display screen edge is widened to the center position of the display screen, further includes:
Color filling processing is carried out to form filling region to the shadow area.
3. the display control method of terminal according to claim 1, which is characterized in that described to obtain under the field signal
The brightness of predetermined luminance and each test point positioned at the same edge of the display screen, brightness is each lower than predetermined luminance
Test point is labeled as shadow point, comprising:
Obtain brightness of the central point of the display screen under the field signal；
According to the product of the brightness of preset ratio and the central point, the predetermined luminance is calculated；
Obtain brightness of each test point for being located at the same edge of the display screen under the field signal；
Each test point by brightness lower than predetermined luminance is labeled as shadow point；
Wherein, the preset ratio is greater than or equal to 0, and less than 1.
4. the display control method of terminal as claimed in any of claims 1 to 3, which is characterized in that described to connect
After receiving vision signal, the default shadow width of the display platen edge of terminal is obtained, and calculate according to the default shadow width
Obtain the shadow area widened from the display platen edge to the center position of the display screen, comprising:
After receiving vision signal, according to the type of the vision signal, judge whether the vision signal needs according to point
To a display；
Zoom display signal is generated if it is not, then triggering in terminal；
After receiving the Zoom display signal that terminal triggering generates, the default shadow for obtaining the display platen edge of terminal is wide
Degree, and be calculated according to the default shadow width from described and show what platen edge was widened to the center position of the display screen
Shadow area.
5. a kind of display control program of terminal characterized by comprising
Input module, for inputting field signal according to preset field signal type；
Module is obtained, for obtaining the predetermined luminance under the field signal and each test point positioned at the same edge of display screen
Brightness, by brightness lower than predetermined luminance each test point be labeled as shadow point；
Shadow width setup module, for obtaining the distance value for being located at all the shadow points and the edge at same edge, by it
In maximum range value be set as the shadow width at the edge；Using the shadow width at the edge as the default dark of the edge
Shadow width；
Computing module, the default shadow width of the display platen edge for after receiving vision signal, obtaining terminal, and according to
The shadow area widened from the display platen edge to the center position of the display screen is calculated in the default shadow width；
Determining module, for determining the display area of the display screen according to the shadow area；
Zoom display module, for obtain the display area size and image information to be shown, according to the viewing area
The size in domain zooms in and out processing to the image information, by scaled treated the image information in the display area
Interior display.
6. the display control program of terminal according to claim 5, which is characterized in that the display control program of the terminal
Further include:
Module is filled, for carrying out color filling processing to the shadow area to form filling region.
7. the display control program of terminal according to claim 5, which is characterized in that the acquisition module includes:
First acquisition unit, for obtaining brightness of the central point of the display screen under the field signal；
Computing unit calculates the predetermined luminance for the product according to the brightness of preset ratio and the central point；
Second acquisition unit, for obtaining each test point for being located at the same edge of the display screen under the field signal
Brightness；
Marking unit is labeled as shadow point for each test point by brightness lower than predetermined luminance；
Wherein, the preset ratio is greater than or equal to 0, and less than 1.
8. the display control program of the terminal according to any one of claim 5 to 7, which is characterized in that the calculating
Module includes:
Judging unit, for according to the type of the vision signal, judging that the vision signal is after receiving vision signal
No needs are according to point-to-point display；
Scale signal generation unit, for triggering and generating in terminal when the vision signal is not needed according to point-to-point display
Zoom display signal；
Computing unit, for obtaining the display screen side of terminal after receiving the Zoom display signal that terminal triggering generates
The default shadow width of edge, and be calculated according to the default shadow width from the display platen edge to the display screen
The shadow area that center position is widened.
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