CN113225603B - Picture sharing system and method based on backlight driving - Google Patents
Picture sharing system and method based on backlight driving Download PDFInfo
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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
- H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
- H04N21/4334—Recording operations
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/40—Image enhancement or restoration using histogram techniques
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
- G06T7/11—Region-based segmentation
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- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/90—Determination of colour characteristics
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10024—Color image
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Abstract
The invention discloses a picture sharing system and method based on backlight driving, and belongs to the technical field of image processing. The method comprises the steps that a backlight processing module obtains screen capturing image data, and the screen capturing image data is subjected to partition processing to obtain partition images; the image restoration module carries out restoration processing on the partition image to obtain a target picture to be shared; and the picture sharing module sends the target picture to a target terminal. Through the mode, the backlight driving module in the equipment processes the pictures, so that the running speed of image data processing is higher during screen capturing, the calculated amount is very small, the efficiency of screen capturing is greatly improved, and the speed of picture sharing is accelerated.
Description
Technical Field
The present invention relates to the field of image processing technologies, and in particular, to a system and a method for sharing pictures based on backlight driving.
Background
With the rapid development of broadcast television industry and the continuous acceleration of digital process, the screen capturing and sharing function to the friend circle is generated in order to meet the demands of more interactivity and sharing of users.
At present, a plurality of televisions in the market have a screen capturing function, when a user sees an interesting picture, the user can perform screen capturing operation in modes of voice, a remote controller, mobile phone direct connection and the like, the television can capture the screen, and then the captured picture is stored for sharing or picture identification processing. The most used processing method at present is to perform screen capturing processing on the whole picture of the television picture, for example, continuous screen capturing, which requires huge storage space and takes a long time to share and send the screen capturing picture.
The foregoing is provided merely for the purpose of facilitating understanding of the technical solutions of the present invention and is not intended to represent an admission that the foregoing is prior art.
Disclosure of Invention
The invention mainly aims to provide a picture sharing system and method based on backlight driving, and aims to solve the technical problem that the picture sharing in the prior art takes too long.
To achieve the above object, the present invention provides a picture sharing system based on backlight driving, including: the device comprises a backlight processing module, an image restoration module and a picture sharing module;
the backlight processing module is used for acquiring screen capturing image data, and partitioning the screen capturing image data to obtain partitioned images;
the image restoration module is used for carrying out restoration processing on the partitioned images to obtain target pictures to be shared;
and the picture sharing module is used for sending the target picture to a target terminal.
Optionally, the backlight processing module comprises an image acquisition module and an image partitioning module;
the image acquisition module is used for acquiring screen capturing image data;
the image partitioning module is used for partitioning the screen capturing image data through preset partitioning parameters to obtain an initial partitioned image;
the image partitioning module is further configured to obtain a pixel point color value corresponding to the initial partitioning image, so as to obtain a pixel point image with a color, and take the pixel point image with the color as a partitioning image.
Optionally, the backlight processing module comprises an instruction acquisition module, an adjustment module and an instruction sending module;
the instruction acquisition module is used for starting an image processing program when acquiring a screen capturing sharing instruction of a user;
the adjusting module is used for reducing the operation efficiency of the image processing program to a preset value;
the instruction sending module is used for sending the screen capturing sharing instruction to the image obtaining module when the operation efficiency of the image processing program is reduced to a preset value, so that the image obtaining module obtains the screen capturing image data.
Optionally, the image restoration module comprises a gray value acquisition module and a partition image generation module;
the gray value acquisition module is used for searching gray value data corresponding to the partition image in a preset storage library and sending the partition image and the gray value data to the partition image generation module;
the partition image generation module is used for carrying out reduction processing based on the partition image and the gray value data so as to generate a target picture to be shared.
Optionally, the backlight processing module comprises a histogram processing module and a data sending module;
the histogram processing module is used for carrying out histogram processing on the screen capturing image data to obtain gray value data corresponding to the screen capturing image data;
the data storage module is used for storing the gray value data into a preset storage library.
Further, to achieve the above object, the present invention further provides a backlight-driving-based picture sharing method, which is applied to the backlight-driving-based picture sharing system described above, the backlight-driving-based picture sharing system including: the image sharing method based on backlight driving comprises the following steps:
the backlight processing module acquires screen capturing image data, and performs partition processing on the screen capturing image data to obtain a partition image;
the image restoration module carries out restoration processing on the partition image to obtain a target picture to be shared;
and the picture sharing module sends the target picture to a target terminal.
Optionally, the backlight processing module comprises an image acquisition module and an image partitioning module;
the backlight processing module obtains screen capturing image data, performs partition processing on the screen capturing image data to obtain a partition image, and comprises the following steps:
the image acquisition module acquires screen capturing image data;
the image partitioning module partitions the screen capturing image data through preset partitioning parameters to obtain an initial partitioned image;
the image partitioning module acquires pixel point color values corresponding to the initial partitioning image to obtain a pixel point image with a color, and the pixel point image with the color is used as a partitioning image.
Optionally, the backlight processing module comprises an instruction acquisition module, an adjustment module and an instruction sending module;
before the image acquisition module acquires the screen capturing image data, the method further comprises the following steps:
the instruction acquisition module starts an image processing program when acquiring a screen capturing sharing instruction of a user;
the adjusting module reduces the operation efficiency of the image processing program to a preset value;
and the instruction sending module sends the screen capture sharing instruction to the image acquisition module when the operation efficiency of the image processing program is reduced to a preset value, so that the image acquisition module acquires the screen capture image data.
Optionally, the image restoration module comprises a gray value acquisition module and a partition image generation module;
the image restoration module restores the partition image to obtain a target picture to be shared, and the method comprises the following steps:
the gray value acquisition module searches gray value data corresponding to the partition image in a preset storage library, and sends the partition image and the gray value data to the partition image generation module;
and the partition image generation module performs reduction processing based on the partition image and the gray value data to generate a target picture to be shared.
Optionally, the backlight processing module comprises a histogram processing module and a data sending module;
the gray value obtaining module searches gray value data corresponding to the partition image in a preset storage library, and before the partition image and the gray value data are sent to the partition image generating module, the gray value obtaining module further comprises:
the histogram processing module performs histogram processing on the screen capturing image data to obtain gray value data corresponding to the screen capturing image data;
the data storage module stores the gray value data into a preset storage library.
The method comprises the steps that a backlight processing module obtains screen capturing image data, and the screen capturing image data is subjected to partition processing to obtain partition images; the image restoration module carries out restoration processing on the partition image to obtain a target picture to be shared; and the picture sharing module sends the target picture to a target terminal. Through the mode, the backlight driving module in the equipment processes the pictures, so that the running speed of image data processing is higher during screen capturing, the calculated amount is very small, the efficiency of screen capturing is greatly improved, and the speed of picture sharing is accelerated.
Drawings
FIG. 1 is a block diagram of a first embodiment of a backlight-driven photosharing system of the present invention;
FIG. 2 is a block diagram of a second embodiment of a backlight-driven photosharing system according to the present invention;
FIG. 3 is a flowchart illustrating an overall embodiment of a backlight driving-based photosharing system according to the present invention;
FIG. 4 is a flowchart of a first embodiment of a method for sharing pictures based on backlight driving according to the present invention;
fig. 5 is a flowchart of a second embodiment of a picture sharing method based on backlight driving according to the present invention.
The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1, fig. 1 is a block diagram illustrating a first embodiment of a picture sharing system based on backlight driving according to the present invention.
In this embodiment, the photo sharing system based on backlight driving includes: a backlight processing module 10, an image reduction module 20, and a picture sharing module 30; the backlight processing module 10 is configured to obtain screenshot image data, and perform partition processing on the screenshot image data to obtain a partition image; the image restoration module 20 is configured to perform restoration processing on the partition image to obtain a target image to be shared; the picture sharing module 30 is configured to send the target picture to a target terminal.
It can be understood that the backlight processing module 10 refers to a local dimming module in an intelligent terminal device, that is, the backlight processing module 10 is a local dimming module 10, for example, a self-guided local dimming hardware module in a television SOC (System on Chip).
When the screen capturing is started, the local dimming module 10 obtains the video frame image data of the screen capturing, and uses the video frame image data of the screen capturing as the screen capturing image data, and the local dimming module 10 can realize the process of obtaining the video frame image data by configuring a register.
In a specific implementation, after the screen capturing image data is obtained, the local dimming module 10 performs partition processing on the screen capturing image data, and finally a partition image which can be used for image restoration is obtained.
It should be noted that, the image restoration module 20 refers to a module that restores the partition image to the target picture to be shared.
Further, the image restoration module 20 includes a gray value acquisition module and a partition image generation module; the image restoration module restores the partition image to obtain a target picture to be shared, and the method comprises the following steps: the gray value acquisition module searches gray value data corresponding to the partition image in a preset storage library, and sends the partition image and the gray value data to the partition image generation module; and the partition image generation module performs reduction processing based on the partition image and the gray value data to generate a target picture to be shared.
It should be noted that, after obtaining the partition image, the gray value obtaining module in the image restoration module 20 searches the preset repository in the terminal device for the gray value data corresponding to the partition image, and when obtaining the gray value, a new thread needs to be created to obtain the partition gray value of the image data of each frame of video frame.
In a specific implementation, after the partition gray value of each frame is obtained, the partition image generation module restores the partition gray value and the partition image to be a target sharing picture. In this embodiment, the obtained restored picture can be more accurate by searching the corresponding partition gray value.
Further, the backlight processing module comprises a histogram processing module and a data sending module; the gray value obtaining module searches gray value data corresponding to the partition image in a preset storage library, and before the partition image and the gray value data are sent to the partition image generating module, the gray value obtaining module further comprises: the histogram processing module performs histogram processing on the screen capturing image data to obtain gray value data corresponding to the screen capturing image data; the data storage module stores the gray value data into a preset storage library.
It should be noted that, the local dimming module 10 has a video frame image histogram processing module, and by configuring a register for the local dimming module, the histogram processing function can be realized, and color gray value data corresponding to the screen capturing image data can be obtained. Such as RGB gray value data.
In a specific implementation, after the histogram processing module processes the image, gray value data corresponding to the screen capturing image data is stored in a preset database, wherein the preset database can be a relevant register, and the gray value data can be obtained by reading the relevant register. According to the embodiment, the running efficiency of the whole machine is improved through the prior histogram processing, and meanwhile, the processing efficiency of the partition image generation module can be improved.
It should be noted that, after obtaining the target picture to be shared, the picture sharing module 30 stores the obtained target picture, and shares the obtained target picture with the target terminal through wireless or limited network sharing.
In the embodiment, screen capturing image data is obtained through a backlight processing module 10, and the screen capturing image data is subjected to partition processing to obtain a partition image; the image restoration module 20 carries out restoration processing on the partition image to obtain a target picture to be shared; the picture sharing module 30 transmits the target picture to the target terminal. Through the mode, the picture is processed through the backlight driving module in the equipment, so that the running speed of image data processing is faster during screen capturing, the calculated amount is very small, the efficiency of screen capturing is greatly improved, the speed of picture sharing is accelerated, meanwhile, the consumption of system resources is reduced, the running efficiency of the equipment is improved, the memory occupied by the stored target picture is small, and the stored continuous screen capturing can be stored and shared conveniently.
Referring to fig. 2, fig. 2 is a block diagram of a second embodiment of a backlight-driving-based picture sharing system according to the present invention, and the second embodiment of the backlight-driving-based picture sharing system according to the present invention is proposed based on the first embodiment.
In this embodiment, the backlight processing module 10 includes an image acquisition module 101 and an image partition module 102.
The image acquisition module 101 is used to acquire screenshot image data.
Further, the backlight processing module 10 includes an instruction acquisition module, an adjustment module, and an instruction sending module; before the image acquisition module acquires the screen capturing image data, the method further comprises the following steps: the instruction acquisition module starts an image processing program when acquiring a screen capturing sharing instruction of a user; the adjusting module reduces the operation efficiency of the image processing program to a preset value; and the instruction sending module sends the screen capture sharing instruction to the image acquisition module when the operation efficiency of the image processing program is reduced to a preset value, so that the image acquisition module acquires the screen capture image data.
It should be noted that, since the system processes the image data during the screen capturing, and increases the consumption of system resources, when receiving the screen capturing sharing instruction of the user, the system starts the image processing program itself, and at this time, the local dimming module 10 in the device reduces the operation efficiency of the image processing during the screen capturing to a preset value, for example, the preset value is set to 0, and reduces the operation of the image processing during the screen capturing to 0, so that the local dimming module processes the screen capturing data.
In a specific implementation, the operation efficiency of the image processing program of the system is adjusted at the same time when the image is acquired, so that the consumption of system resources can be reduced, and the efficiency of image processing is improved.
It should be noted that, at the beginning, partition parameters are set for the image partition module in the local dimming module, and the partition parameters are preset partition parameters. The obtained video frame image data can be partitioned by configuring the relevant parameters of the register in the equipment.
It can be understood that after the screen capturing image data is obtained, the screen capturing image data is partitioned by a preset partition parameter, where the preset partition parameter may be any value, for example, 64×64 partitions, or 32×32 partitions, which is not limited in this embodiment, and the final purpose is to enable the target picture to be shared to be stored and sent more conveniently and rapidly. For example, the current image data of 4k (3840×2160) is acquired, and the preset partition parameter is 64×64 partitions, so that 64×64 partitions can be obtained.
It should be noted that, the image partition module 102 may also obtain a pixel color value corresponding to the initial partition image, and take the pixel image carrying the color as the partition image. For example, the current image data of 4k (3840×2160) is obtained, after an initial partition image of 64×64 partitions is obtained, color values of 64×64 partitions are further obtained, for example, RGB values of 64×64 partitions can be obtained, an RGB partition image of corresponding 64×64 pixels is obtained, a final 4k image is reduced to 64×64 pixels through image pixels after the local dimming module screen capturing, and although image details are lost, continuous screen capturing storage and sharing transmission of the image are facilitated.
In a specific implementation, as shown in fig. 3, when screen capturing is started, image data is acquired, after the acquired image data of the screen capturing, each frame of video frame image is partitioned, histogram processing is performed on each frame of video frame image, then gray value data corresponding to each frame of video frame image is acquired, the partitioned gray value is restored to a target picture to be shared, the target picture is stored, and the partitioned image is shared and transmitted in the redest.
In the embodiment, the screen capturing image data is acquired through the image acquisition module; the image partitioning module partitions the screen capturing image data through preset partitioning parameters to obtain an initial partitioned image; the image partitioning module acquires pixel point color values corresponding to the initial partitioning image to obtain a pixel point image with a color, and the pixel point image with the color is used as a partitioning image. By obtaining the pixel point image with the color as the partition image, the image restoration is facilitated, and the continuous screen capturing storage and the image sharing are facilitated although the image details are lost.
Referring to fig. 4, fig. 4 is a flowchart of a first embodiment of a backlight-driving-based picture sharing method according to the present invention, where the backlight-driving-based picture sharing method is applied to a backlight-driving-based picture sharing system, and the backlight-driving-based picture sharing system includes: the image sharing method based on backlight driving comprises the following steps:
step S10: and the backlight processing module acquires the screen capturing image data, and performs partition processing on the screen capturing image data to obtain a partition image.
It should be noted that, the execution body of the embodiment is a screen capturing intelligent terminal device capable of playing audio images on a large screen, such as a television, and in the embodiment, the picture sharing system based on backlight driving is illustrated by taking the television as an example.
It is understood that the backlight processing module refers to a local dimming (backlight driving) hardware module in the intelligent terminal device, for example, a self-guiding local dimming hardware module in a television SOC (System on Chip).
When the screen capturing is started, the local dimming module is used for acquiring the video frame image data of the screen capturing, the video frame image data of the screen capturing is used as the screen capturing image data, and the local dimming module can be used for realizing the process of acquiring the video frame image data through configuring a register.
In a specific implementation, after the screen capturing image data are obtained, the local dimming module is used for carrying out partition processing on the screen capturing image data, and finally a partition image which can be used for carrying out image restoration is obtained.
Step S20: and the image restoration module carries out restoration processing on the partitioned image to obtain a target picture to be shared.
It should be noted that, the image restoration module refers to a module that restores the partition image to a target picture to be shared.
Further, the image restoration module comprises a gray value acquisition module and a partition image generation module; the image restoration module restores the partition image to obtain a target picture to be shared, and the method comprises the following steps: the gray value acquisition module searches gray value data corresponding to the partition image in a preset storage library, and sends the partition image and the gray value data to the partition image generation module; and the partition image generation module performs reduction processing based on the partition image and the gray value data to generate a target picture to be shared.
After obtaining the partition image, the gray value obtaining module in the image restoring module searches the gray value data corresponding to the partition image in the preset storage library in the terminal device, and when obtaining the gray value, a thread needs to be newly created to obtain the partition gray value of the image data of each frame of video frame.
In a specific implementation, after the partition gray value of each frame is obtained, the partition image generation module restores the partition gray value and the partition image to be a target sharing picture. In this embodiment, the obtained restored picture can be more accurate by searching the corresponding partition gray value.
Further, the backlight processing module comprises a histogram processing module and a data sending module; the gray value obtaining module searches gray value data corresponding to the partition image in a preset storage library, and before the partition image and the gray value data are sent to the partition image generating module, the gray value obtaining module further comprises: the histogram processing module performs histogram processing on the screen capturing image data to obtain gray value data corresponding to the screen capturing image data; the data storage module stores the gray value data into a preset storage library.
The local dimming module is provided with a video frame image histogram processing module, and the histogram processing function can be realized by configuring a register of the local dimming module, so that color gray value data corresponding to the screen capturing image data can be obtained. Such as RGB gray value data.
In a specific implementation, after the histogram processing module processes the image, gray value data corresponding to the screen capturing image data is stored in a preset database, wherein the preset database can be a relevant register, and the gray value data can be obtained by reading the relevant register. According to the embodiment, the running efficiency of the whole machine is improved through the prior histogram processing, and meanwhile, the processing efficiency of the partition image generation module can be improved.
Step S30: and the picture sharing module sends the target picture to a target terminal.
After obtaining the target picture to be shared, the obtained target picture is stored, and the target picture is shared to the target terminal through wireless or limited network sharing.
In the embodiment, screen capturing image data is obtained through a backlight processing module, and partition processing is carried out on the screen capturing image data to obtain partition images; the image restoration module carries out restoration processing on the partition image to obtain a target picture to be shared; and the picture sharing module sends the target picture to a target terminal. Through the mode, the picture is processed through the backlight driving module in the equipment, so that the running speed of image data processing is faster during screen capturing, the calculated amount is very small, the efficiency of screen capturing is greatly improved, the speed of picture sharing is accelerated, meanwhile, the consumption of system resources is reduced, the running efficiency of the equipment is improved, the memory occupied by the stored target picture is small, and the stored continuous screen capturing can be stored and shared conveniently.
Fig. 5 is a flowchart of a second embodiment of a method for sharing pictures based on backlight driving according to the present invention, and based on the first embodiment, the second embodiment of the method for sharing pictures based on backlight driving according to the present invention is provided.
In this embodiment, the backlight processing module includes an image acquisition module and an image partition module, and the step S10 includes:
step S101: the image acquisition module acquires screen capture image data.
It should be noted that, the image obtaining module is configured to obtain the screenshot image data, and after receiving the screenshot sharing instruction of the user, obtain the video frame image data according to the screenshot sharing instruction of the user.
Further, the backlight processing module comprises an instruction acquisition module, an adjustment module and an instruction sending module; before the image acquisition module acquires the screen capturing image data, the method further comprises the following steps: the instruction acquisition module starts an image processing program when acquiring a screen capturing sharing instruction of a user; the adjusting module reduces the operation efficiency of the image processing program to a preset value; and the instruction sending module sends the screen capture sharing instruction to the image acquisition module when the operation efficiency of the image processing program is reduced to a preset value, so that the image acquisition module acquires the screen capture image data.
It should be noted that, because the system processes the image data during the screen capturing, and increases the consumption of system resources, when receiving the screen capturing sharing instruction of the user, the system starts the image processing program, and at this time, the local dimming module in the device reduces the operation efficiency of the image processing during the screen capturing to a preset value, for example, the preset value is set to 0, and reduces the operation of the image processing during the screen capturing to 0, so that the local dimming module processes the screen capturing data.
In a specific implementation, the operation efficiency of the image processing program of the system is adjusted at the same time when the image is acquired, so that the consumption of system resources can be reduced, and the efficiency of image processing is improved.
Step S102, the image partitioning module partitions the screen capturing image data through preset partitioning parameters to obtain an initial partition image.
It should be noted that, at the beginning, partition parameters are set for the image partition module in the local dimming module, and the partition parameters are preset partition parameters. The obtained video frame image data can be partitioned by configuring the relevant parameters of the register in the equipment.
It can be understood that after the screen capturing image data is obtained, the screen capturing image data is partitioned by a preset partition parameter, where the preset partition parameter may be any value, for example, 64×64 partitions, or 32×32 partitions, which is not limited in this embodiment, and the final purpose is to enable the target picture to be shared to be stored and sent more conveniently and rapidly. For example, the current image data of 4k (3840×2160) is acquired, and the preset partition parameter is 64×64 partitions, so that 64×64 partitions can be obtained.
Step S103: the image partitioning module acquires pixel point color values corresponding to the initial partitioning image to obtain a pixel point image with a color, and the pixel point image with the color is used as a partitioning image.
It should be noted that, the image partition module may further obtain a pixel point color value corresponding to the initial partition image, and take the pixel point image carrying the color as the partition image. For example, the current image data of 4k (3840×2160) is obtained, after an initial partition image of 64×64 partitions is obtained, color values of 64×64 partitions are further obtained, for example, RGB values of 64×64 partitions can be obtained, an RGB partition image of corresponding 64×64 pixels is obtained, a final 4k image is reduced to 64×64 pixels through image pixels after the local dimming module screen capturing, and although image details are lost, continuous screen capturing storage and sharing transmission of the image are facilitated.
In the embodiment, the screen capturing image data is acquired through the image acquisition module; the image partitioning module partitions the screen capturing image data through preset partitioning parameters to obtain an initial partitioned image; the image partitioning module acquires pixel point color values corresponding to the initial partitioning image to obtain a pixel point image with a color, and the pixel point image with the color is used as a partitioning image. By obtaining the pixel point image with the color as the partition image, the image restoration is facilitated, and the continuous screen capturing storage and the image sharing are facilitated although the image details are lost.
Furthermore, it should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or system. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or system that comprises the element.
The foregoing embodiment numbers of the present invention are merely for the purpose of description, and do not represent the advantages or disadvantages of the embodiments.
From the above description of the embodiments, it will be clear to those skilled in the art that the above-described embodiment method may be implemented by means of software plus a necessary general hardware platform, but of course may also be implemented by means of hardware, but in many cases the former is a preferred embodiment. Based on such understanding, the technical solution of the present invention may be embodied essentially or in a part contributing to the prior art in the form of a software product stored in a storage medium (e.g. Read Only Memory)/RAM, magnetic disk, optical disk) and including several instructions for causing a terminal device (which may be a mobile phone, a computer, a server, or a network device, etc.) to perform the method according to the embodiments of the present invention.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the scope of the invention, but rather is intended to cover any equivalents of the structures or equivalent processes disclosed herein or in the alternative, which may be employed directly or indirectly in other related arts.
Claims (8)
1. A picture sharing system based on backlight driving, which is used for intelligent terminal equipment, and is characterized in that the picture sharing system based on backlight driving comprises: the device comprises a backlight processing module, an image restoration module and a picture sharing module;
the backlight processing module is used for acquiring screen capturing image data, carrying out partition processing on the screen capturing image data to obtain a partition image, and is a local dimming module of an intelligent terminal equipment SOC chip;
the image restoration module is used for carrying out restoration processing on the partitioned images to obtain target pictures to be shared;
the picture sharing module is used for sending the target picture to a target terminal;
the backlight processing module comprises an image acquisition module;
the image acquisition module is used for acquiring screen capturing image data;
the backlight processing module further comprises an instruction acquisition module, an adjustment module and an instruction sending module;
the instruction acquisition module is used for starting an image processing program when acquiring a screen capturing sharing instruction of a user;
the adjusting module is used for reducing the operation efficiency of the image processing program to a preset value;
the instruction sending module is used for sending the screen capturing sharing instruction to the image obtaining module when the operation efficiency of the image processing program is reduced to a preset value, so that the image obtaining module obtains the screen capturing image data.
2. The backlight-drive-based photosharing system of claim 1, wherein the backlight processing module further comprises an image partitioning module;
the image partitioning module is used for partitioning the screen capturing image data through preset partitioning parameters to obtain an initial partitioned image;
the image partitioning module is further configured to obtain a pixel point color value corresponding to the initial partitioning image, so as to obtain a pixel point image with a color, and take the pixel point image with the color as a partitioning image.
3. The backlight-drive-based picture sharing system according to claim 1, wherein the image restoration module comprises a gray value acquisition module and a partition image generation module;
the gray value acquisition module is used for searching gray value data corresponding to the partition image in a preset storage library and sending the partition image and the gray value data to the partition image generation module;
the partition image generation module is used for carrying out reduction processing based on the partition image and the gray value data so as to generate a target picture to be shared.
4. The backlight-drive-based photosharing system of claim 3, wherein the backlight processing module comprises a histogram processing module and a data storage module;
the histogram processing module is used for carrying out histogram processing on the screen capturing image data to obtain gray value data corresponding to the screen capturing image data;
the data storage module is used for storing the gray value data into a preset storage library.
5. A backlight-drive-based picture sharing method, applied to the backlight-drive-based picture sharing system according to any one of claims 1 to 4, comprising: the image sharing method based on backlight driving comprises the following steps:
the backlight processing module acquires screen capturing image data, performs partition processing on the screen capturing image data to obtain a partition image, and is a local dimming module of an intelligent terminal equipment SOC chip;
the image restoration module carries out restoration processing on the partition image to obtain a target picture to be shared;
the picture sharing module sends the target picture to a target terminal;
the backlight processing module comprises an image acquisition module;
the backlight processing module obtains screen capturing image data, performs partition processing on the screen capturing image data to obtain a partition image, and comprises the following steps:
the image acquisition module acquires screen capturing image data;
the backlight processing module further comprises an instruction acquisition module, an adjustment module and an instruction sending module;
before the image acquisition module acquires the screen capturing image data, the method further comprises the following steps:
the instruction acquisition module starts an image processing program when acquiring a screen capturing sharing instruction of a user;
the adjusting module reduces the operation efficiency of the image processing program to a preset value;
and the instruction sending module sends the screen capture sharing instruction to the image acquisition module when the operation efficiency of the image processing program is reduced to a preset value, so that the image acquisition module acquires the screen capture image data.
6. The method for sharing pictures based on backlight driving as claimed in claim 5, wherein the backlight processing module further comprises an image partitioning module;
the backlight processing module performs partition processing on the screen capturing image data to obtain a partition image, and the method comprises the following steps:
the image partitioning module partitions the screen capturing image data through preset partitioning parameters to obtain an initial partitioned image;
the image partitioning module acquires pixel point color values corresponding to the initial partitioning image to obtain a pixel point image with a color, and the pixel point image with the color is used as a partitioning image.
7. The backlight-driving-based picture sharing method as claimed in claim 5, wherein the image restoration module comprises a gray value acquisition module and a partition image generation module;
the image restoration module restores the partition image to obtain a target picture to be shared, and the method comprises the following steps:
the gray value acquisition module searches gray value data corresponding to the partition image in a preset storage library, and sends the partition image and the gray value data to the partition image generation module;
and the partition image generation module performs reduction processing based on the partition image and the gray value data to generate a target picture to be shared.
8. The backlight drive-based picture sharing method as claimed in claim 7, wherein the backlight processing module comprises a histogram processing module and a data storage module;
the gray value obtaining module searches gray value data corresponding to the partition image in a preset storage library, and before the partition image and the gray value data are sent to the partition image generating module, the gray value obtaining module further comprises:
the histogram processing module performs histogram processing on the screen capturing image data to obtain gray value data corresponding to the screen capturing image data;
the data storage module stores the gray value data into a preset storage library.
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