CN116994539A - Display picture local amplification method, system and display terminal equipment - Google Patents

Display picture local amplification method, system and display terminal equipment Download PDF

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Publication number
CN116994539A
CN116994539A CN202310813003.6A CN202310813003A CN116994539A CN 116994539 A CN116994539 A CN 116994539A CN 202310813003 A CN202310813003 A CN 202310813003A CN 116994539 A CN116994539 A CN 116994539A
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CN
China
Prior art keywords
sub
picture
main
selection frame
frame
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Pending
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CN202310813003.6A
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Chinese (zh)
Inventor
李洪海
孙铭梁
贺利萍
戴龙华
肖文青
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Shenzhen Xinlongpeng Technology Co ltd
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Shenzhen Xinlongpeng Technology Co ltd
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Priority to CN202310813003.6A priority Critical patent/CN116994539A/en
Publication of CN116994539A publication Critical patent/CN116994539A/en
Pending legal-status Critical Current

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    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/36—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of a graphic pattern, e.g. using an all-points-addressable [APA] memory
    • G09G5/37—Details of the operation on graphic patterns
    • G09G5/373—Details of the operation on graphic patterns for modifying the size of the graphic pattern
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/36—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of a graphic pattern, e.g. using an all-points-addressable [APA] memory
    • G09G5/39—Control of the bit-mapped memory
    • G09G5/391—Resolution modifying circuits, e.g. variable screen formats
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2340/00—Aspects of display data processing
    • G09G2340/04—Changes in size, position or resolution of an image
    • G09G2340/0407—Resolution change, inclusive of the use of different resolutions for different screen areas
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2340/00—Aspects of display data processing
    • G09G2340/04—Changes in size, position or resolution of an image
    • G09G2340/045—Zooming at least part of an image, i.e. enlarging it or shrinking it

Abstract

The invention relates to a local amplification method and a local amplification system of a display picture and display terminal equipment, comprising the following steps: receiving a local amplification instruction; configuring an input module of the Scaler IC so that display signals enter a main channel and a sub-channel of the Scaler IC at the same time; configuring an image mixing module of a Scaler IC so that an output unit works in a picture-in-picture mode, wherein a main channel is connected with a main picture, and a sub-channel is connected with a sub-picture; opening a region selection frame, selecting an amplifying region, taking the size of the selection frame as input, taking the size of a sub-picture as output, performing scaling matching, opening the sub-picture, and displaying the content in the selection frame on the sub-picture; the scheme can amplify the selected area in a floating window mode so as to facilitate image-text browsing; the floating window is expired by a hot key or touch control, can be displayed in a semitransparent manner, and does not change the original view; local amplification is only effective on a display, original image data is not modified, and a printing result is not changed; the scheme is a display end function, and information source end software support is not needed.

Description

Display picture local amplification method, system and display terminal equipment
Technical Field
The present invention relates to the field of display technologies, and in particular, to a method and a system for locally amplifying a display screen, and a display terminal device.
Background
With the development of technology and the improvement of process technology, the resolution of display devices is increasingly larger, and the resolution of the currently mainstream display devices has been transited from Full High Definition (FHD) to Ultra High Definition (UHD) specifications, and the development of ultra Hi-Vision (as shown in fig. 1) is further advanced in the future; if the size of the display screen is unchanged, when the resolution increases, the displayed graph and text become smaller (as shown in fig. 2);
the current method for solving the problems mainly comprises the steps that an information source terminal controls a GPU to zoom an output image through an algorithm to achieve the purpose, and common methods are as follows:
(1) The operating system supports screen scaling (Windows 10/11, android.);
(2) The application program supports image scaling;
limitations of the existing solutions:
(1) The operating system performs zooming on the whole picture, so that the purpose of local zooming is not achieved, and meanwhile, the field of view is reduced.
(2) An application is only valid for a particular application.
(3) Both of the above relies on software support.
There is a need for a method of locally enlarging a display screen that overcomes the above-described drawbacks.
Disclosure of Invention
The invention aims to solve the technical problems of the prior art, and provides a local display picture amplifying method, a local display picture amplifying system and display terminal equipment.
The technical scheme adopted for solving the technical problems is as follows:
a local amplifying method for display picture is constructed, which comprises the following steps:
receiving a local amplification instruction;
configuring an input module of the Scaler IC so that display signals enter a main channel and a sub-channel of the Scaler IC at the same time;
configuring an image mixing module of a Scaler IC so that an output unit works in a picture-in-picture mode, wherein a main channel is connected with a main picture, and a sub-channel is connected with a sub-picture;
after the main picture is initialized, the display is opened, and after the sub-picture is initialized, the sub-picture is temporarily hidden;
opening a region selection frame, selecting an amplifying region, taking the size of the selection frame as input, taking the size of a sub-picture as output, performing scaling matching, opening the sub-picture, and displaying the content in the selection frame on the sub-picture;
closing the selection frame, enabling the sub-picture to disappear, and ending the local amplification.
The invention relates to a local amplifying method of a display picture, wherein after a selection frame is opened, the selection frame can be moved to amplify different areas of a main picture; the size of the selection frame can be changed, and different magnification can be obtained.
According to the display picture local amplification method, the selection frame is called out by adopting a hot key or touch mode.
The local amplifying method of the display picture, disclosed by the invention, has the advantage that the size of the sub-picture can be customized or 1/6-1/4 of that of the main picture.
According to the display picture local amplification method, the selection frame can be displayed in a semitransparent mode.
The invention relates to a local amplifying method of a display picture, wherein the method for displaying the content in a selection frame on a sub-picture comprises the following steps:
when the selection frame selects the content, acquiring the coordinate parameters of the current selection frame;
the coordinate parameter is scaled down and applied to the sub-picture, so that the content to be displayed by the sub-picture can be determined:
an area to be displayed on the sub-picture has a start point coordinate (X sub ，Y sub ) Width sub Height sub Calculated as follows:
X sub ＝X main *M；
Y sub ＝Y main *M；
Width sub ＝Width main *M；
Height sub ＝Height main *M；
wherein M is the ratio coefficient of the main picture to the sub picture, (X) main ，Y main ) To select the coordinates of the start point of the frame in the main picture, width main To select the width of the frame, height main To select the height of the frame;
and reconfiguring the Capture window of the sub-channel by taking the calculated data as parameters, displaying the sub-picture, namely amplifying the sub-picture and selecting the content in the frame.
A display picture local amplifying system comprises an instruction receiving module, a Scaler IC with a double-channel image processing function, an output unit and a region selecting unit;
the instruction receiving module is used for receiving a local amplification instruction, and the local amplification instruction is used for starting a local amplification function;
the Scaler IC comprises an input module and an image mixing module;
the input module is used for enabling the display signal to enter the main channel and the sub-channel of the Scaler IC at the same time when the local amplification function is started;
the image mixing module is used for enabling the output unit to work in a picture-in-picture mode, wherein a main channel is connected with a main picture, and a sub-channel is connected with a sub-picture;
opening display after the main picture of the output unit is initialized, and temporarily hiding the sub-picture of the output unit after the sub-picture of the output unit is initialized;
the area selection unit is used for starting an area selection frame according to an external instruction when the local amplification function is started, selecting an amplification area, taking the size of the selection frame as input and the size of a sub-picture as output, performing scaling matching, starting the sub-picture, and displaying the content in the selection frame in the sub-picture;
when the region selection frame is closed, the sub-picture disappears and the local amplification is finished.
The display picture local amplification system provided by the invention has the advantages that after the selection frame is opened, the selection frame can be moved to amplify different areas of the main picture; the size of the selection frame can be changed, and different magnification can be obtained.
The display picture local amplification system provided by the invention has the advantages that the selection frame is exhaled by adopting a hot key or touch mode.
The local amplifying system of the display picture, provided by the invention, has the advantage that the size of the sub-picture can be customized or 1/6-1/4 of that of the main picture.
The invention relates to a local amplifying system of a display picture, wherein the contents in a selection frame are displayed in a sub-picture by adopting the following method:
when the selection frame selects the content, acquiring the coordinate parameters of the current selection frame;
the coordinate parameter is scaled down and applied to the sub-picture, so that the content to be displayed by the sub-picture can be determined:
an area to be displayed on the sub-picture has a start point coordinate (X sub ，Y sub ) Width sub Height sub Calculated as follows:
X sub ＝X main *M；
Y sub ＝Y main *M；
Width sub ＝Width main *M；
Height sub ＝Height main *M；
wherein M is the ratio coefficient of the main picture to the sub picture, (X) main ，Y main ) To select the coordinates of the start point of the frame in the main picture, width main To select the width of the frame, height main To select the height of the frame;
the calculated data is taken as parameters, the Capture window of the sub-channel is reconfigured, and the sub-picture is displayed, namely the sub-picture is enlarged, and the contents in the selection frame are selected
A display terminal device, wherein the display terminal device is provided with the display picture local amplification system.
The invention has the beneficial effects that:
1. the scheme can amplify the selected area in a floating window mode so as to facilitate image-text browsing.
2. The floating window is expired in a hot key or touch mode, can be displayed in a semitransparent mode, and does not change the original view.
3. The local amplification is only effective on the display, the original image data is not modified, and the printing result is not changed.
4. The scheme does not need software support.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described with reference to the accompanying drawings and embodiments, in which the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained by those skilled in the art without inventive effort:
FIG. 1 is a schematic diagram showing the resolution development of a device;
FIG. 2 is a schematic diagram showing device resolution and text size;
FIG. 3 is a flow chart of a method for locally enlarging a display screen according to a preferred embodiment of the invention;
FIG. 4 is a logic block diagram of a display screen local magnification method according to a preferred embodiment of the present invention;
FIG. 5 is a schematic diagram showing a method for processing signals of a local magnification display according to a preferred embodiment of the invention;
FIG. 6 is a schematic diagram showing a partial enlargement method of an image of a display according to a preferred embodiment of the present invention;
FIG. 7 is a schematic view of a sub-frame hiding method for a display frame in a partial enlargement according to a preferred embodiment of the present invention;
FIG. 8 is a block diagram illustrating a partial enlargement method of a display screen according to a preferred embodiment of the present invention;
FIG. 9 is a schematic diagram showing the coordinates of an image selection frame of a display screen local magnification method according to a preferred embodiment of the present invention;
FIG. 10 is a schematic view of hiding a sub-frame of a display screen local enlargement method according to a preferred embodiment of the present invention;
FIG. 11 is a schematic view showing a region selection frame of a display screen local enlargement method according to a preferred embodiment of the invention;
FIG. 12 is a schematic block diagram of a display screen local magnification system according to a preferred embodiment of the present invention;
fig. 13 is a diagram of a display screen local magnification system according to a preferred embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the following description will be made in detail with reference to the technical solutions in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by a person skilled in the art without any inventive effort, are intended to be within the scope of the present invention, based on the embodiments of the present invention.
The local amplifying method of the display screen according to the preferred embodiment of the invention, as shown in fig. 3, referring to fig. 4-11, comprises the following steps:
s01: receiving a local amplification instruction;
s02: configuring an input module of the Scaler IC so that display signals enter a main channel and a sub-channel of the Scaler IC at the same time;
s03: configuring an image mixing module of a Scaler IC so that an output unit works in a picture-in-picture mode, wherein a main channel is connected with a main picture, and a sub-channel is connected with a sub-picture;
s04: after the main picture is initialized, the display is opened, and after the sub-picture is initialized, the sub-picture is temporarily hidden;
s05: opening a region selection frame, selecting an amplifying region, taking the size of the selection frame as input, taking the size of a sub-picture as output, performing scaling matching, opening the sub-picture, and displaying the content in the selection frame on the sub-picture;
s06: closing the selection frame, enabling the sub-picture to disappear, and ending the local amplification;
more specifically:
the scheme uses a Scaler IC with a double-channel image processing function, and realizes local amplification of a main picture through a picture-in-picture function;
the specific flow is as follows:
setting an input processing module of a Scaler to enable the two channels to all receive the same input signal, referring to fig. 5;
setting an image mixing processing module of a Scaler to enable an output unit to work in a picture-in-picture mode, wherein a main channel is connected with a main picture, and a sub-channel is connected with a sub-picture, referring to fig. 6;
the main picture is configured according to full screen display, and the display is opened after the initialization is completed. The size of the sub-picture is usually 1/6-1/4 of the main picture, the sub-picture can be customized, the sub-picture exists in a hidden state after initialization, and is not displayed once, and because the input signals are transmitted to the main channel and the sub-channel simultaneously, the contents which can be displayed after the initialization of the main picture and the sub-picture is completed are identical. In this scheme, the sub-frames are temporarily hidden from display, see fig. 7;
calling out the region selection frame by a hot key or touch mode, optionally changing the initial position and the size of the selection frame, determining that the system takes the size of the selection frame as input and the size of the sub-picture as output, performing scaling matching, starting the sub-picture, and displaying the content in the selection frame in the sub-picture, wherein the figure 8 is referred to;
the selection frame is moved, so that different areas of the main picture can be enlarged; the size of the selection frame is changed, different magnification factors can be obtained, when the selection frame is closed, the local magnification function is closed, and the sub-picture also disappears immediately;
the selection box originates from an auxiliary function of the Scaler IC called OSD bezel lines (OSD borer lines). A box is drawn on the upper layer of the image by OSD frame lines in a programming mode, namely a 'selection frame', and the movement or stretching of the selection frame is realized by dynamically changing parameters such as the position, the size and the like through software.
As shown in fig. 9, when a selection frame selects content, the system may obtain the coordinate parameters of the current selection frame. The coordinate parameter is scaled down and applied to the sub-picture, so that the content to be displayed by the sub-picture can be determined:
the starting point coordinates and width and height of the region to be displayed on the sub-picture are calculated as follows:
X sub ＝X main * M (M is the scale factor of the main picture and the sub picture),
Y sub ＝Y main *M
Width sub ＝Width main *M
Height sub ＝Height main *M；
as shown in fig. 10 and 11, the Capture window of the sub-channel is reconfigured by using the calculated data as a parameter, and the sub-screen is displayed, i.e., the content in the frame is selected after being enlarged on the sub-screen.
The invention has the beneficial effects that:
1. the scheme can amplify the selected area in a floating window mode so as to facilitate image-text browsing.
2. The floating window is expired in a hot key or touch mode, can be displayed in a semitransparent mode, and does not change the original view.
3. The local amplification is only effective on the display, the original image data is not modified, and the printing result is not changed.
4. The scheme is a display end function, and information source end software support is not needed.
As shown in fig. 12, referring to fig. 13, the system includes an instruction receiving module 100, a Scaler IC 101 with a dual-channel image processing function, an output unit 102, and a region selecting unit 103;
the instruction receiving module 100 is configured to receive a local amplification instruction, where the local amplification instruction is used to turn on a local amplification function;
the Scaler IC 101 includes an input module and an image mixing module;
the input module is used for enabling the display signal to enter the main channel and the sub-channel of the Scaler IC at the same time when the local amplification function is started;
the image mixing module is used for enabling the output unit to work in a picture-in-picture mode, wherein a main channel is connected with a main picture, and a sub-channel is connected with a sub-picture;
opening and displaying the main picture of the output unit after the initialization is completed, and temporarily hiding the sub-picture of the output unit after the initialization is completed;
the region selecting unit 103 is configured to, when the local zoom-in function is turned on, turn on a region selection frame according to an external instruction, select a zoom-in region, take a size of the selection frame as an input, a size of a sub-picture as an output, perform zoom matching, and turn on the sub-picture, and display contents in the selection frame on the sub-picture;
when the region selection frame is closed, the sub-picture disappears and the local amplification is finished;
the scheme can amplify the selected area in a floating window mode so as to facilitate image-text browsing; the floating window is expired by a hot key or touch control, can be displayed in a semitransparent manner, and does not change the original view; local amplification is only effective on a display, original image data is not modified, and a printing result is not changed; the scheme does not need software support.
Preferably, the selection frame is moved, so that different areas of the main picture can be enlarged; the size of the selection frame is changed, different magnification factors can be obtained, the selection frame is closed, the local magnification function is closed, and the sub-picture also disappears.
Preferably, the user calls out the region selection frame by a hot key or touch mode, the initial position and the size of the selection frame can be changed at will, after the determination, the system takes the size of the selection frame as input, the size of the sub-picture as output, scaling matching is carried out, the sub-picture is started, and the content in the selection frame is displayed on the sub-picture.
Preferably, the main screen is configured according to full screen display, and the display is opened after initialization is completed. The size of the sprite is typically that of the main pictureCan also be custom sizedAfter the sub-picture initialization is completed, the sub-picture exists in a hidden state and is not displayed.
A display terminal device, wherein the display terminal device is provided with the display screen local amplification system.
It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.

Claims (10)

1. A method for locally magnifying a display screen, comprising the steps of:
receiving a local amplification instruction;
configuring an input module of the Scaler IC so that display signals enter a main channel and a sub-channel of the Scaler IC at the same time;
configuring an image mixing module of a ScalerIC so that an output unit works in a picture-in-picture mode, wherein a main channel is connected with a main picture, and a sub-channel is connected with a sub-picture;
after the main picture is initialized, the display is opened, and after the sub-picture is initialized, the sub-picture is temporarily hidden;
opening a region selection frame, selecting an amplifying region, taking the size of the selection frame as input, taking the size of a sub-picture as output, performing scaling matching, opening the sub-picture, and displaying the content in the selection frame on the sub-picture;
closing the selection frame, enabling the sub-picture to disappear, and ending the local amplification.
2. The method according to claim 1, wherein after the selection frame is opened, the selection frame is moved to enlarge different areas of the main frame; the size of the selection frame can be changed, and different magnification can be obtained.
3. The method of claim 1, wherein the selection frame is expired by a hot key or touch.
4. The method of claim 1, wherein the sub-frame size is customizable or 1/6-1/4 of the main frame size.
5. The method for locally enlarging a display screen according to claim 1, wherein the method for displaying the content in the selection frame on the sub-screen is as follows:
when the selection frame selects the content, acquiring the coordinate parameters of the current selection frame;
the coordinate parameter is scaled down and applied to the sub-picture, so that the content to be displayed by the sub-picture can be determined:
an area to be displayed on the sub-picture has a start point coordinate (X sub ，Y sub ) Width sub Height sub Calculated as follows:
X sub ＝X main *M；
Y sub ＝Y main *M；
Width sub ＝Width main *M；
Height sub ＝Height main *M；
wherein M is the ratio coefficient of the main picture to the sub picture, (X) main ，Y main ) To select the coordinates of the start point of the frame in the main picture, width main To select the width of the frame, height main To select the height of the frame;
and reconfiguring the Capture window of the sub-channel by taking the calculated data as parameters, displaying the sub-picture, namely amplifying the sub-picture and selecting the content in the frame.
6. The display picture local amplification system is characterized by comprising an instruction receiving module, a Scaler IC with a double-channel image processing function, an output unit and a region selection unit;
the instruction receiving module is used for receiving a local amplification instruction, and the local amplification instruction is used for starting a local amplification function;
the Scaler IC comprises an input module and an image mixing module;
the input module is used for enabling the display signal to enter the main channel and the sub-channel of the Scaler IC at the same time when the local amplification function is started;
the image mixing module is used for enabling the output unit to work in a picture-in-picture mode, wherein a main channel is connected with a main picture, and a sub-channel is connected with a sub-picture;
opening display after the main picture of the output unit is initialized, and temporarily hiding the sub-picture of the output unit after the sub-picture of the output unit is initialized;
the area selection unit is used for starting an area selection frame according to an external instruction when the local amplification function is started, selecting an amplification area, taking the size of the selection frame as input and the size of a sub-picture as output, performing scaling matching, starting the sub-picture, and displaying the content in the selection frame in the sub-picture;
when the region selection frame is closed, the sub-picture disappears and the local amplification is finished.
7. The local enlargement system for display screen according to claim 6, wherein after the selection frame is opened, the selection frame is moved to enlarge different areas of the main screen; the size of the selection frame can be changed, and different magnification can be obtained.
8. The partial display magnification system according to claim 6, wherein the selection frame is expired by a hot key or touch.
9. The partial display magnification system according to claim 6, wherein the content in the selection frame is displayed in a sub-frame by using the method of:
when the selection frame selects the content, acquiring the coordinate parameters of the current selection frame;
the coordinate parameter is scaled down and applied to the sub-picture, so that the content to be displayed by the sub-picture can be determined:
to be displayed on the sub-pictureA region is shown whose start point coordinates (X sub ，Y sub ) Width sub Height sub Calculated as follows:
X sub ＝X main *M；
Y sub ＝Y main *M；
Width sub ＝Width main *M；
Height sub ＝Height main *M；
wherein M is the ratio coefficient of the main picture to the sub picture, (X) main ，Y main ) To select the coordinates of the start point of the frame in the main picture, width main To select the width of the frame, height main To select the height of the frame;
and reconfiguring the Capture window of the sub-channel by taking the calculated data as parameters, displaying the sub-picture, namely amplifying the sub-picture and selecting the content in the frame.
10. A display terminal device, characterized in that the display terminal device is provided with a display picture local amplifying system according to any one of claims 6-9.
CN202310813003.6A 2023-07-04 2023-07-04 Display picture local amplification method, system and display terminal equipment Pending CN116994539A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310813003.6A CN116994539A (en) 2023-07-04 2023-07-04 Display picture local amplification method, system and display terminal equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310813003.6A CN116994539A (en) 2023-07-04 2023-07-04 Display picture local amplification method, system and display terminal equipment

Publications (1)

Publication Number Publication Date
CN116994539A true CN116994539A (en) 2023-11-03

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