WO2018214356A1

WO2018214356A1 - Color getting method and apparatus, device and storage medium

Info

Publication number: WO2018214356A1
Application number: PCT/CN2017/103254
Authority: WO
Inventors: 王新
Original assignee: 广州视源电子科技股份有限公司; 广州视臻信息科技有限公司
Priority date: 2017-05-22
Filing date: 2017-09-25
Publication date: 2018-11-29
Also published as: CN107193458B; CN107193458A

Abstract

A color getting method and apparatus, a device and a storage medium. The method comprises: freezing the current display picture of a system screen when it is determined that a color getting instruction is detected (S110); and identifying at least one screen position selected by a user in the frozen current display picture, and obtaining color information corresponding to the screen position (S120). By means of the technical solution, colors desired by the user can be gotten in real time, quickly, conveniently and accurately, and thus user experience is improved.

Description

Color picking method, device, device and storage medium

Technical field

The present invention relates to computer technology, and in particular, to a color picking method, apparatus, device, and storage medium.

Background technique

In order to facilitate people's work and study, more and more intelligent terminals such as mobile phones and tablets are installed with application software such as office software or whiteboard software, which requires text or annotation color when using text editing function or annotation function. Adjustment.

At present, the color picking method is generally adopted by installing and opening the application software, and using the color editing module or the color palette configured therein to select the color of the text. However, this method requires a specific application to be manually opened, and since the color type in the palette is fixed in several colors, the color desired by the user cannot be taken out in real time, quickly, conveniently, and accurately, and the user experience is reduced.

Summary of the invention

The embodiment of the invention provides a color picking method, device, device and storage medium, so as to realize the color desired by the user in real time, quickly, conveniently and accurately, and improve the user experience.

In a first aspect, an embodiment of the present invention provides a color picking method, including:

When it is determined that the color picking instruction is detected, the current display screen of the system screen is frozen;

Recognizing at least one screen position selected by the user in the frozen current display screen, and acquiring color information corresponding to the screen position.

Further, the current display screen of the freeze system screen includes:

Stop refreshing the display screen of the system screen;

The operational response of the screen click command is updated to the location identification at the click location of the screen click command.

Further, the identifying at least one screen position selected by the user in the current display screen, and acquiring color information corresponding to the screen position, includes:

Obtaining an operation response result corresponding to a screen click instruction input by the user, where the operation response result includes: location information at a click position of the screen click instruction;

In the cache data corresponding to the current display screen, color information corresponding to the location information is acquired.

Further, after acquiring the color information corresponding to the screen position, the method further includes:

Saving the at least one color information;

If the color picking instruction is received again, the system screen is thawed;

The target color information is selected from the saved at least one color information as the annotation color corresponding to the real-time updated display screen, according to the display screen updated in real time after thawing.

Further, the thawing the system screen includes:

Refreshing the display screen of the system screen according to a preset refresh frequency;

Restore the action response of the screen click command to the initial setting.

Further, the displaying the target color information from the saved at least one color information according to the display screen that is updated in real time after the thawing, as the annotation color corresponding to the real-time updated display screen, includes:

Obtaining a pixel color average value of the currently updated display screen when it is determined that the current display screen of the system screen is updated;

And selecting, from the color values corresponding to the saved at least one color information, color information corresponding to a color value having a maximum difference from the pixel color average value as the target color information;

The target color information is used as an annotation color corresponding to the currently updated display screen.

In a second aspect, an embodiment of the present invention further provides a color picking device, the device comprising:

a screen freeze module, configured to freeze a current display screen of the system screen when it is determined that the color picking instruction is detected;

And a color obtaining module, configured to identify at least one screen position selected by the user in the frozen current display screen, and acquire color information corresponding to the screen position.

Further, it also includes:

a color saving module, configured to save the at least one color information after acquiring color information corresponding to the screen position;

a screen thawing module, configured to thaw the system screen if the color picking instruction is received again;

And a color selection module, configured to select the target color information from the saved at least one color information according to the display screen updated in real time after the thawing, as the annotation color corresponding to the real-time updated display screen.

In a third aspect, an embodiment of the present invention further provides a computer device, including a memory, a processor, and a computer program stored on the memory and operable on the processor, wherein the processor executes the program to implement the implementation of the present invention. The color picking method described in any of the examples.

In a fourth aspect, the embodiment of the present invention further provides a computer readable storage medium, where the computer program is stored, and when the program is executed by the processor, the color picking method according to any one of the embodiments of the present invention is implemented.

The embodiment of the invention acquires the current display picture of the user by freezing the current display screen of the system screen. The corresponding color information at the at least one position selected on the surface utilizes the advantage of directly performing color picking on the system screen frozen in real time, and solves the problem that the prior art needs to open a specific application and can only select a fixed color in the color palette. Several colors, which can not easily and accurately extract the color desired by the user, realize real-time, fast, convenient and accurate retrieval of the color desired by the user, and improve the user experience.

DRAWINGS

1 is a schematic flow chart of a color picking method according to Embodiment 1 of the present invention;

2 is a schematic flow chart of a color picking method according to Embodiment 2 of the present invention;

3 is a schematic structural diagram of a color picking device according to Embodiment 3 of the present invention;

4 is a schematic structural diagram of a computer device according to Embodiment 4 of the present invention.

detailed description

The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. It should also be noted that, for ease of description, only some, but not all, of the structures related to the present invention are shown in the drawings.

Embodiment 1

FIG. 1 is a schematic flow chart of a color picking method according to Embodiment 1 of the present invention. The method can be applied to the case of color picking, which can be performed by a color picking device, which can be composed of hardware and/or software, and can generally be integrated in a smart tablet and all smart terminals including color picking functions. Specifically include the following:

S110. When it is determined that the color picking instruction is detected, the current display screen of the system screen is frozen.

Optionally, the color picking instruction may be an instruction carrying the color picking control information, which may be through a network signal, red External signal transmission. Illustratively, the color picking instruction sent by the remote control device through the infrared signal can be detected, and the smart tablet and the smart pen for controlling the smart tablet are taken as an example. When the user is interested in the currently displayed screen on the system screen, the user can press The color picking button on the smart pen, and the corresponding color picking control information generated by the smart pen is sent to the smart tablet through the infrared signal, and when the smart tablet receives the infrared signal, the system screen freezes the system screen according to the color picking instruction included in the infrared signal. The current display screen.

The purpose of freezing the current display screen of the system screen is to fix the current display screen on the screen to perform a color picking operation on the currently displayed screen.

Preferably, the current display screen of the freeze system screen includes: stopping the refreshing of the display screen of the system screen; updating the operation response of the screen click command to the position recognition at the click position of the screen click command.

Wherein, the operation response of the screen click instruction may include a response other than the position recognition at the click position of the screen click instruction before the update, for example, may include a selection operation, may also include an operation of opening the corresponding application, and the like.

Exemplarily, the screen display of the system screen is substantially realized by refreshing several frames of pictures per second, so when the screen required by the user appears, the current display screen of the system screen can be frozen by stopping the display screen of the refresh system screen, and The operation response of the screen click command is uniformly updated to the position recognition at the click position of the screen click command, that is, when the user clicks on the screen, the system responds to the click operation by acquiring the coordinate information at the click position.

S120. Identify at least one screen position selected by the user in the frozen current display screen, and acquire color information corresponding to the screen position.

Optionally, the user can select at least one screen position in the frozen current display screen by clicking the screen, thereby obtaining corresponding color information at the screen click position, that is, clicking the screen once to obtain a type The color information can be obtained by clicking on different positions on the screen to obtain color information at different positions in the current display screen. The color information is information that can describe a color value, and may be, for example, RGB (red, green, and blue) values of colors. The advantage of recognizing the screen position selected by the user and obtaining the corresponding color information is that the user can directly select the favorite color in the current display screen on the screen without sticking to several fixed colors in the palette, thereby improving the user experience. By directly acquiring the color of the screen, the problem of cumbersome operation caused by the need to open a specific application to obtain the color in the palette is solved, thereby improving the color picking efficiency and making the color picking operation more convenient and quick.

Preferably, the at least one screen position selected by the user in the current display screen is obtained, and the color information corresponding to the screen position is obtained, including: obtaining an operation response result corresponding to the screen click instruction input by the user, wherein the operation response result comprises: The position information at the click position of the screen click instruction; and the color information corresponding to the position information is acquired in the cache data corresponding to the current display screen.

Wherein, the location information may be coordinate information. Illustratively, each frame of the screen is cached correspondingly during the process of updating the display screen. When the screen stops refreshing, the frame buffer image data can be read by reading the system Framebuffer. Obtaining the color information of each pixel in the current display screen. For example, if the user clicks on a certain point on the screen, the system will recognize and acquire the coordinates of the point in response to the click operation, and obtain coordinates in the image cache data. (75,66) Color information at the location.

The technical solution of the embodiment obtains the color information corresponding to at least one location selected by the user on the current display screen by freezing the current display screen of the system screen, and utilizes the advantages of directly performing color picking on the system screen frozen in real time. The invention solves the problem that the prior art needs to open a specific application and can only select several fixed colors in the palette, and the problem that the user wants the color can not be conveniently and accurately obtained is realized, real-time, fast and convenient. Accurately extract the color that the user wants and enhance the user experience.

Embodiment 2

2 is a schematic flow chart of a color picking method according to Embodiment 2 of the present invention. This embodiment is optimized based on the above embodiment, and provides a preferred color picking method. Specifically, further optimization is performed after acquiring color information corresponding to the screen position. Specifically include the following:

S210. When it is determined that the color picking instruction is detected, the current display screen of the system screen is frozen.

S220. Identify at least one screen position selected by the user in the frozen current display screen, and acquire color information corresponding to the screen position.

S230. Save at least one color information.

Optionally, after the at least one color information is acquired, the at least one color information is correspondingly numbered and saved into a corresponding color buffer to be retrieved from the color buffer when needed.

S240. Detect whether the color picking instruction is received again. If yes, execute S250; if no, return to execute S220.

Optionally, the color picking instruction that triggers the defrosting system screen and the color picking instruction that triggers the freeze system screen may be the same instruction, so as to quickly start or close the color picking process. For example, a smart tablet and a smart pen for controlling a smart tablet are taken as an example. When the user needs to turn off the color picking process, the color pen button of the smart pen can be pressed, and the smart pen generates corresponding color picking control information and passes the infrared. The signal is sent to the smart tablet to control the smart tablet to unfreeze the system screen.

S250, thaw the system screen.

Exemplarily, when the screen has received the color picking instruction and receives the color picking instruction again, the system screen is unfrozen, the related color picking process is turned off, and the default running process before the color picking is resumed.

Preferably, the thawing system screen comprises: refreshing the display screen of the system screen according to the preset refresh frequency; and restoring the operation response of the screen click instruction to the initial setting.

The preset refresh frequency may be the default refresh rate of each frame of the system. The purpose of refreshing the display screen of the system screen is to obtain a dynamic display before the screen displayed on the screen is restored to the color selection. Exemplarily, the operation response of the screen click command can be restored to the initial setting before the color picking, so that the system screen after the color picking can respond normally to the user's click operation.

S260. Select, according to the display screen that is updated in real time after the thawing, the target color information from the saved at least one color information as the annotation color corresponding to the display screen updated in real time.

Optionally, the target color information may be color information that meets a preset condition, where the preset condition may be a number corresponding to the specific color information in the color buffer. Exemplarily, the display screen corresponding to different application software may be set to bind the color information corresponding to different numbers in the color buffer, for example, using the color No. 1 in the color buffer as an annotation in the screen displayed by the whiteboard software. The color used by default when editing or editing, and the color of the color in the color buffer is used as the default color when editing or editing.

Optionally, the preset condition may also be a degree of difference from the color of the updated display screen.

Preferably, the target color information is selected from the saved at least one color information according to the display screen updated in real time after the thawing, as the annotation color corresponding to the real-time updated display screen, including: when determining that the current display screen of the system screen is updated. Obtaining a pixel color average value of the currently updated display screen; and selecting, from the color values corresponding to the saved at least one color information, color information corresponding to the color value that has the largest difference from the pixel color average value as the target color information; The target color information is used as an annotation color corresponding to the currently updated display screen.

The pixel color average value may be an average value of RGB values corresponding to each pixel point in the currently updated display screen, and the color value corresponding to the color information may be an RGB value stored in the color buffer area. Illustratively, the RGB values in the color buffer and the pixels in the currently updated display screen can be selected. The color information of which the average value of the corresponding RGB values differs the most is the target color information. The advantage of automatically selecting the selected target color information as the annotation color according to the currently updated display screen is that the annotation color can be more prominent in the background image, and there is no need to manually replace the annotation color, and when the screen changes, the current update is automatically updated. The color of the annotations makes the color picking process more convenient and faster, improving the user experience.

In the technical solution of the embodiment, by saving the acquired at least one color information, the system screen is thawed when the color picking instruction is received again, and the target color information is selected from the saved at least one color information according to the updated display screen, as The annotation color of the currently updated display screen, so that the system can automatically update the annotation color, which improves the speed and convenience of the color selection process and the color change process, and improves the user experience.

Embodiment 3

FIG. 3 is a schematic structural diagram of a color picking device according to Embodiment 3 of the present invention. Referring to FIG. 3, the color picking device includes a screen freezing module 310 and a color acquiring module 320. Each module will be specifically described below.

The screen freezing module 310 is configured to freeze the current display screen of the system screen when it is determined that the color picking instruction is detected;

The color obtaining module 320 is configured to identify at least one screen position selected by the user in the frozen current display screen, and acquire color information corresponding to the screen position.

The embodiment provides a color picking device, which acquires color information corresponding to at least one location selected by the user on the current display screen by freezing the current display screen of the system screen, and directly uses the system screen on the real-time frozen system. The advantage of color solves the need to open a specific application in the prior art Only a fixed number of colors can be selected in the palette, and the problem that the user wants the color that is desired can not be easily and accurately obtained, realizing the real-time, fast, convenient and accurate removal of the color desired by the user, and improving The effect of the user experience.

Based on the foregoing embodiments, the screen freezing module 310 can be specifically configured to:

Stop refreshing the display screen of the system screen;

Based on the foregoing embodiments, the color obtaining module 320 may be specifically configured to:

Based on the foregoing embodiments, the method may further include:

Based on the foregoing embodiments, the screen defrosting module may be specifically configured to:

Restore the action response of the screen click command to the initial setting.

Based on the foregoing embodiments, the color selection module may be specifically configured to:

The above product can perform the method provided by any embodiment of the present invention, and has the corresponding functional modules and beneficial effects of the execution method.

Embodiment 4

4 is a schematic structural diagram of a computer device according to Embodiment 4 of the present invention. As shown in FIG. 4, the device includes a processor 410, a memory 420, an input device 430, and an output device 440. The number of processors 410 in the device may be One or more, one processor 410 is taken as an example in FIG. 4; the processor 410, the memory 420, the input device 430, and the output device 440 in the device may be connected by a bus or other manner, and the connection in FIG. example.

The memory 420 is used as a computer readable storage medium, and can be used to store a software program, a computer executable program, and a module, such as a module corresponding to the color picking method in the embodiment of the present invention (for example, the screen freeze module in the color picking device of FIG. 3) 310 and color acquisition module 320). The processor 410 performs various function applications and data processing of the device by executing software programs, instructions, and modules stored in the memory 420, that is, implementing the above-described color picking method.

The memory 420 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application required for at least one function; and the storage data area may be stored according to the terminal. Use the data created, etc. Moreover, memory 420 can include high speed random access memory, and can also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device. In some examples, memory 420 can further include memory remotely located relative to processor 410, which can be connected to the device over a network. Examples of such networks include, but are not limited to, the Internet, intranets, local area networks, mobile communication networks, and combinations thereof.

Input device 430 can be configured to receive an infrared signal containing instruction information and to generate a screen click signal input related to user settings and function control of the device. Output device 440 can include a display device such as a display screen.

Embodiment 5

A fifth embodiment of the present invention provides a computer readable storage medium having stored thereon a computer program, which, when executed by a processor, implements a color picking method as provided in all embodiments of the present invention: determining that a color picking instruction is detected And freezing the current display screen of the system screen; identifying at least one screen position selected by the user in the frozen current display screen, and acquiring color information corresponding to the screen position.

Any combination of one or more computer readable media can be utilized. The computer readable medium can be a computer readable signal medium or a computer readable storage medium. The computer readable storage medium can be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination of the above. More specific examples (non-exhaustive lists) of computer readable storage media include: electrical connections with one or more wires, portable computer disks, hard disks, random access memory (RAM), read only memory (Read-Only Memory, ROM), Erasable Programmable Read Only Memory (EPROM) (or flash memory), optical fiber, Compact Disc Read-Only Memory (CD-ROM), optical storage device, magnetic storage device, or any suitable combination of the above. In this document, a computer readable storage medium can be any tangible medium that can contain or store a program, which can be used by or in connection with an instruction execution system, apparatus or device.

A computer readable signal medium may include a data signal that is propagated in the baseband or as part of a carrier, carrying computer readable program code. Such propagated data signals can take a variety of forms including, but not limited to, electromagnetic signals, optical signals, or any suitable combination of the foregoing. The computer readable signal medium can also be any computer readable medium other than a computer readable storage medium, which can transmit, propagate, or transport a program for use by or in connection with the instruction execution system, apparatus, or device. .

Program code embodied on a computer readable medium can be transmitted by any suitable medium, including but not limited to wireless, wire, fiber optic cable, RF, etc., or any suitable combination of the foregoing.

Computer program code for performing the operations of the present invention may be written in one or more programming languages, or a combination thereof, including an object oriented programming language such as Java, Smalltalk, C++, and conventional Procedural programming language—such as the "C" language or a similar programming language. The program code may execute entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's computer, partly on the remote computer, or entirely on the remote computer or server. In the case of a remote computer, the remote computer can be connected to the user computer through any kind of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or can be connected to an external computer (eg Use an Internet service provider to connect via the Internet).

Note that the above are only the preferred embodiments of the present invention and the technical principles applied thereto. Those skilled in the art will appreciate that the present invention is not limited to the specific embodiments described herein, and that various modifications, changes and substitutions may be made without departing from the scope of the invention. Therefore, the present invention has been described in detail by the above embodiments, but the present invention is not limited to the above embodiments, and other equivalent embodiments may be included without departing from the inventive concept. The scope is determined by the scope of the appended claims.

Claims

A color picking method, comprising:

When it is determined that the color picking instruction is detected, the current display screen of the system screen is frozen;

Recognizing at least one screen position selected by the user in the frozen current display screen, and acquiring color information corresponding to the screen position.
The method according to claim 1, wherein the current display screen of the freeze system screen comprises:

Stop refreshing the display screen of the system screen;

The operational response of the screen click command is updated to the location identification at the click location of the screen click command.
The method according to claim 2, wherein the identifying the at least one screen position selected by the user in the current display screen and acquiring the color information corresponding to the screen position comprises:

Obtaining an operation response result corresponding to a screen click instruction input by the user, where the operation response result includes: location information at a click position of the screen click instruction;

In the cache data corresponding to the current display screen, color information corresponding to the location information is acquired.
The method according to claim 1, further comprising: after acquiring the color information corresponding to the screen position, further comprising:

Saving the at least one color information;

If the color picking instruction is received again, the system screen is thawed;

The target color information is selected from the saved at least one color information as the annotation color corresponding to the real-time updated display screen, according to the display screen updated in real time after thawing.
The method of claim 4 wherein said thawing said system screen comprises:

Refreshing the display screen of the system screen according to a preset refresh frequency;

Restore the action response of the screen click command to the initial setting.
The method according to claim 5, wherein the target color information is selected from the saved at least one color information according to the display screen updated in real time after thawing, as corresponding to the real-time updated display screen. Annotate colors, including:

Obtaining a pixel color average value of the currently updated display screen when it is determined that the current display screen of the system screen is updated;

And selecting, from the color values corresponding to the saved at least one color information, color information corresponding to a color value having a maximum difference from the pixel color average value as the target color information;

The target color information is used as an annotation color corresponding to the currently updated display screen.
A color picking device, comprising:

a screen freeze module, configured to freeze a current display screen of the system screen when it is determined that the color picking instruction is detected;

And a color obtaining module, configured to identify at least one screen position selected by the user in the frozen current display screen, and acquire color information corresponding to the screen position.
The device according to claim 7, further comprising:

a color saving module, configured to save the at least one color information after acquiring color information corresponding to the screen position;

a screen thawing module, configured to thaw the system screen if the color picking instruction is received again;

a color selection module for displaying the live view updated after the thawing, from the saved at least The target color information is selected from a color information as an annotation color corresponding to the real-time updated display screen.
A computer device comprising a memory, a processor, and a computer program stored on the memory and operable on the processor, wherein the processor executes the program as claimed in any one of claims 1-6 The method described.
A computer readable storage medium having stored thereon a computer program, wherein the program, when executed by a processor, implements the method of any of claims 1-6.