CN113794869A - Image processing method, terminal and computer storage medium - Google Patents
Image processing method, terminal and computer storage medium Download PDFInfo
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- CN113794869A CN113794869A CN202111051268.4A CN202111051268A CN113794869A CN 113794869 A CN113794869 A CN 113794869A CN 202111051268 A CN202111051268 A CN 202111051268A CN 113794869 A CN113794869 A CN 113794869A
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- 238000003672 processing method Methods 0.000 title claims abstract description 28
- 239000011159 matrix material Substances 0.000 claims abstract description 149
- 238000006243 chemical reaction Methods 0.000 claims abstract description 45
- 206010047571 Visual impairment Diseases 0.000 claims abstract description 27
- 208000029257 vision disease Diseases 0.000 claims abstract description 23
- 230000006870 function Effects 0.000 claims description 86
- 238000004088 simulation Methods 0.000 claims description 17
- 230000004393 visual impairment Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 5
- 208000006992 Color Vision Defects Diseases 0.000 abstract description 16
- 201000007254 color blindness Diseases 0.000 abstract description 13
- 230000000007 visual effect Effects 0.000 abstract description 10
- 238000004891 communication Methods 0.000 description 8
- 230000007717 exclusion Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 201000010018 blue color blindness Diseases 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 201000000763 red color blindness Diseases 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals
- H04N9/67—Circuits for processing colour signals for matrixing
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Abstract
The invention discloses an image processing method, which comprises receiving video image signals; processing the video image signal through a color space conversion function to obtain a first matrix; processing the video image signal through a visual disorder auxiliary function to obtain a second matrix; multiplying the first matrix and the second matrix to obtain a combined matrix; and obtaining a corrected target video image according to the combination matrix. The invention realizes that the color space conversion function and the visual disturbance auxiliary function can be simultaneously started, optimizes the visual experience of color blindness groups and embodies the humanistic care.
Description
Technical Field
The invention relates to the technical field of image display, in particular to an image processing method, a terminal and a computer storage medium.
Background
The existing display terminals such as televisions and the like have a color space conversion function, and the problem of color abnormity caused by the fact that the source end color space identification of the current SOC (system on chip) is not ready can be solved through the color space conversion function. In addition, a vision disorder assisting function of special color space conversion is provided for the color-blind group, and colors which cannot be distinguished originally by the color-blind group can be distinguished by the vision disorder assisting function.
Since the rear ends of the image processing flow of the existing display terminal are RGB signals, color space conversion is currently based on a CSC module (color conversion module) in which a corresponding color matrix is calculated by an upper UI layer (logic layer) in a chip and written into a video signal flow through a bottom driver layer (program driving layer), and the realization of the color space conversion function and the visual disorder auxiliary function is based on the CSC module. When two functions are simultaneously applied to the CSC module, the CSC module may easily cause a logic error exception due to the logical mutual exclusion between the color space conversion function and the visual impairment support function. To avoid such an abnormality, only one of the functions is normally turned on, and the other function is not operated. Therefore, the visual experience of the color blindness group is reduced, and the humanistic care is lacked.
Disclosure of Invention
The invention aims to design an image processing method, a terminal and a computer storage medium, so that a color space conversion function and a visual disorder auxiliary function can be simultaneously started, the impression experience of color blindness groups is optimized, and the humanistic care is embodied.
In order to achieve the above object, the present invention provides an image processing method, comprising the steps of:
receiving a video image signal;
processing the video image signal through a color space conversion function to obtain a first matrix;
processing the video image signal through a visual disorder auxiliary function to obtain a second matrix;
multiplying the first matrix and the second matrix to obtain a combined matrix;
and obtaining a corrected target video image according to the combination matrix.
Further, the first matrix, the second matrix, and the combination matrix are all 3 x 3 matrices.
Further, the step of processing the video image signal by a color space conversion function to obtain a first matrix includes the following steps:
inputting the video image signal to the color coordinates of the current display screen;
and calculating a first matrix through the color coordinates.
Further, the step of processing the video image signal through a visual impairment support function to obtain a second matrix includes the following steps:
pre-creating one or more user setting items;
and converting at least one color on the video image signal according to the user setting item to obtain a second matrix.
Further, the user setting items comprise a red color-blind simulation matrix, a green color-blind simulation matrix and a blue color-blind simulation matrix.
Further, after the step of receiving the video image signal, the method further comprises the steps of:
judging whether the color space conversion function and the visual disturbance auxiliary function are started or not;
if the color space conversion function and the visual disturbance auxiliary function are both started, executing the video image signal to be processed through the color space conversion function to obtain a first matrix; and processing the video image signal through a visual disturbance auxiliary function to obtain a second matrix.
And further, processing the target video image after being corrected according to the combination matrix through a CSC module.
Further, the step of processing the video image signal through a color space conversion function to obtain a first matrix; and processing the video image signal through a visual disturbance auxiliary function to obtain a second matrix; and multiplying the first matrix and the second matrix to obtain a combined matrix, wherein the combined matrix is processed through an upper UI layer of the chip, and the combined matrix is written into the CSC module through a lower driver layer of the chip.
In order to achieve the above object, the present invention further provides a terminal, including: a processor, a memory and an image processing program stored on the memory and executable on the processor, the image processing program, when executed by the processor, implementing the steps of the image processing method described above.
To achieve the above object, the present invention also provides a computer storage medium having an image processing program stored thereon, the image processing program implementing the steps of the image processing method described above when executed by a processor.
Compared with the prior art, the invention has the beneficial effects that:
and multiplying the first matrix obtained by the color space conversion function and the second matrix obtained by the visual impairment auxiliary function, and writing a combined matrix obtained by the multiplication into the CSC module to obtain a corrected target video image. The CSC module is not directly applied to write the first matrix and the second matrix, so that logical mutual exclusion between the two functions is avoided, the visual experience of color blindness groups is optimized while the visual experience is achieved, and the humanistic care is embodied.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic terminal structure diagram of a hardware operating environment according to an embodiment of the present invention;
FIG. 2 is a schematic flow chart of a first embodiment of the present invention;
FIG. 3 is a schematic flow chart of a second embodiment of the present invention;
FIG. 4 is a schematic flow chart of a third embodiment of the present invention;
FIG. 5 is a schematic flow chart of a fourth embodiment of the present invention;
FIG. 6 is a schematic flow chart of a fifth embodiment of the present invention;
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the description is only a part of the embodiments of the present invention, not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
The main solution of the embodiment of the invention is as follows:
receiving a video image signal;
processing the video image signal through a color space conversion function to obtain a first matrix;
processing the video image signal through a visual disorder auxiliary function to obtain a second matrix;
multiplying the first matrix and the second matrix to obtain a combined matrix;
and obtaining a corrected target video image according to the combination matrix.
The present embodiment multiplies the first matrix obtained by the color space conversion function and the second matrix obtained by the visual impairment support function, and writes the combined matrix obtained by the multiplication into the CSC module to obtain the corrected target video image. The CSC module is not directly applied to write the first matrix and the second matrix, so that logical mutual exclusion between the two functions is avoided, the visual experience of color blindness groups is optimized while the visual experience is achieved, and the humanistic care is embodied.
Referring to fig. 1, fig. 1 is a schematic terminal structure diagram of a hardware operating environment according to an embodiment of the present invention.
The terminal of the embodiment of the invention can be a display device with a display interface, such as a television, a computer display screen and the like.
As shown in fig. 1, the terminal may include: a processor, e.g. a CPU, a communication bus, a user interface, a network interface, a memory. Wherein the communication bus is used for realizing connection communication among the components. The user interface may include a Display screen (Display), an input unit such as a Keyboard (Keyboard), and the optional user interface may also include a standard wired interface (e.g., for connecting a wired Keyboard, a wired mouse, etc.) and/or a wireless interface (e.g., for connecting a wireless Keyboard, a wireless mouse). The network interface may optionally include a standard wired interface (for connecting to a wired network), a wireless interface (such as a WI-FI interface, a bluetooth interface, an infrared interface, a probe interface, a 3G/4G/5G networking communication interface, etc., for connecting to a wireless network). The memory may be a high-speed RAM memory or a non-volatile memory (e.g., a disk memory). The memory may alternatively be a storage device separate from the aforementioned processor.
The terminal may further include a three-dimensional scanning unit, an RF (Radio Frequency) circuit, a sensor, a voice playing unit, a WiFi module, and the like.
Those skilled in the art will appreciate that the terminal structure shown in fig. 1 is not intended to be limiting and may include more or fewer components than those shown, or some components may be combined, or a different arrangement of components.
As shown in fig. 1, a memory, which is a kind of computer storage medium, may include therein an operating system, a network communication module, a user interface module, and an image processing program. The operating system is a program for managing and controlling the terminal and software resources, and supports the running of a network communication module, a user interface module, an image processing program and other programs or software; the network communication module is used for managing and controlling the network interface; the user interface module is used for managing and controlling the user interface.
In the terminal shown in fig. 1, the network interface is mainly used for connecting a server and performing data communication with the server; the terminal calls an image processing program stored in the memory through the processor to realize the following steps:
receiving a video image signal;
processing the video image signal through a color space conversion function to obtain a first matrix;
processing the video image signal through a visual disorder auxiliary function to obtain a second matrix;
multiplying the first matrix and the second matrix to obtain a combined matrix;
and obtaining a corrected target video image according to the combination matrix.
Further, the first matrix, the second matrix, and the combination matrix are all 3 x 3 matrices.
Further, the step of processing the video image signal by a color space conversion function to obtain a first matrix includes the following steps:
inputting the video image signal to the color coordinates of the current display screen;
and calculating a first matrix through the color coordinates.
Further, the step of processing the video image signal through a visual impairment support function to obtain a second matrix includes the following steps:
pre-creating one or more user setting items;
and converting at least one color on the video image signal according to the user setting item to obtain a second matrix.
Further, the user setting items comprise a red color-blind simulation matrix, a green color-blind simulation matrix and a blue color-blind simulation matrix.
Further, after the step of receiving the video image signal, the method further comprises the steps of:
judging whether the color space conversion function and the visual disturbance auxiliary function are started or not;
if the color space conversion function and the visual disturbance auxiliary function are both started, executing the video image signal to be processed through the color space conversion function to obtain a first matrix; and processing the video image signal through a visual disturbance auxiliary function to obtain a second matrix.
Further, the step of obtaining the corrected target video image according to the combination matrix is performed by a CSC module.
Further, the step of processing the video image signal through a color space conversion function to obtain a first matrix; and processing the video image signal through a visual disturbance auxiliary function to obtain a second matrix; and multiplying the first matrix and the second matrix to obtain a combined matrix, wherein the combined matrix is processed through an upper UI layer of the chip, and the combined matrix is written into the CSC module through a lower driver layer of the chip.
Based on the above terminal hardware structure, various embodiments of the image processing method of the present invention are proposed.
Referring to fig. 2, fig. 2 is a schematic flow chart of a first embodiment of the image processing method of the present invention;
the embodiment provides an image processing method, which includes the following steps:
step S10, receiving video image signal;
step S20, processing the video image signal through a color space conversion function to obtain a first matrix;
step S30, processing the video image signal through a visual disturbance auxiliary function to obtain a second matrix;
the sequence of step S20 and step S30 may be reversed.
Step S40, multiplying the first matrix and the second matrix to obtain a combined matrix;
in the above steps S20, S30, and S40, the processing is performed by the upper-layer UI layer of the chip, and the combined matrix is written to the CSC module by the lower-layer driver layer of the chip. And the first matrix, the second matrix and the combined matrix are all 3 x 3 matrices.
And step S50, obtaining a corrected target video image according to the combination matrix.
In the above steps, the processing is performed by the CSC module.
In this embodiment, the first matrix obtained by the color space conversion function and the second matrix obtained by the visual impairment support function are multiplied, and then the combined matrix obtained by the multiplication is written into the CSC module to obtain the corrected target video image. The CSC module is not directly applied to write the first matrix and the second matrix, so that logical mutual exclusion between the two functions is avoided, the visual experience of color blindness groups is optimized while the visual experience is achieved, and the humanistic care is embodied.
Further, a second embodiment of the image processing method of the present invention is proposed based on the first embodiment, and referring to fig. 3, in the present embodiment, in step S20, the following steps are included:
step S21: inputting the video image signal to the color coordinates of the current display screen;
step S22: and calculating a first matrix through the color coordinates.
In this embodiment, the video image signal is input to the color coordinate of the current display screen, and the first matrix is calculated through the color coordinate, so that the video image signal is processed through a color space conversion function to obtain the first matrix.
Further, a third embodiment of the image processing method of the present invention is proposed based on the first embodiment, and referring to fig. 4, in the present embodiment, in step S30, the following steps are included:
step S31: pre-creating one or more user setting items; the user setting items comprise a red color-blind simulation matrix, a green color-blind simulation matrix and a blue color-blind simulation matrix.
Step S32: and converting at least one color on the video image signal according to the user setting item to obtain a second matrix.
In this embodiment, considering that the color-blind population is divided into red color-blind, green color-blind, and blue color-blind, one or more user setting items are created first for the user to select the color-blind analog matrix matched with the user himself, and then the video image frame is converted by using the matched color-blind analog matrix to obtain the second matrix of the video image that can be resolved by the color-blind population, and then the second matrix is subjected to subsequent processing. And realizing the targeted conversion of the second matrix.
Further, a fourth embodiment of the image processing method of the present invention is proposed based on the first embodiment, and referring to fig. 5, in this embodiment, after step S10, the following steps are further included:
step S60: judging whether the color space conversion function and the visual disturbance auxiliary function are started or not;
step S70: and if the color space conversion function and the visual disturbance auxiliary function are both started, executing the subsequent steps.
In this embodiment, since the turning on of the visual disorder auxiliary function is mainly for color blindness groups, if the visual disorder auxiliary function is not necessarily turned on for visually sound groups, after receiving the video image signal, it is determined whether the color space conversion function and the visual disorder auxiliary function are turned on, and if both the functions are turned on, the subsequent steps are executed.
Further, a fifth embodiment of the image processing method of the present invention is proposed based on the above-mentioned embodiment, and referring to fig. 6, in the present embodiment, the method includes the steps of:
step S110, receiving video image signals;
step S120: judging whether the color space conversion function and the visual disturbance auxiliary function are started or not; if the color space conversion function and the visual disturbance auxiliary function are both started, executing the subsequent steps;
step S130, processing the video image signal through a color space conversion function to obtain a first matrix; specifically, the video image signal is input to a color coordinate of a current display screen, and a first matrix is calculated through the color coordinate;
step S140, processing the video image signal through a visual disturbance auxiliary function to obtain a second matrix; specifically, one or more user setting items are pre-created; the user setting items comprise a red color-blind simulation matrix, a green color-blind simulation matrix and a blue color-blind simulation matrix; converting at least one color on the video image signal according to the user setting item to obtain a second matrix;
s150, multiplying the first matrix and the second matrix to obtain a combined matrix;
and step S160, obtaining the corrected target video image according to the combination matrix.
In this embodiment, the first matrix obtained by the color space conversion function and the second matrix obtained by the visual impairment support function are multiplied, and then the combined matrix obtained by the multiplication is written into the CSC module to obtain the corrected target video image. The CSC module is not directly applied to write the first matrix and the second matrix, so that logical mutual exclusion between the two functions is avoided, the visual experience of color blindness groups is optimized while the visual experience is achieved, and the humanistic care is embodied.
The starting of the visual disorder auxiliary function is mainly directed at color blindness groups, and if the visual disorder auxiliary function is not necessarily started for groups with good eyesight, whether the color space conversion function and the visual disorder auxiliary function are started or not is judged firstly after video image signals are received, and if both the functions are started, the subsequent steps are executed.
Considering that the color blindness group is divided into red color blindness, green color blindness and blue color blindness, one or more user setting items are created firstly for the user to select the color blindness simulation matrix matched with the user, the matched color blindness simulation matrix is utilized to carry out conversion processing on the video image picture so as to obtain a second matrix of the video image which can be distinguished by the color blindness group, and then the second matrix is carried out subsequent processing. And realizing the targeted conversion of the second matrix.
In addition, an embodiment of the present invention further provides a terminal, where the terminal includes: a processor, a memory and an image processing program stored on the memory and executable on the processor, the image processing program, when executed by the processor, implementing the steps of the image processing method as described in the above embodiments.
Furthermore, an embodiment of the present invention further provides a computer storage medium, on which an image processing program is stored, and the image processing program, when executed by a processor, implements the steps of the image processing method according to the above embodiment.
It should be noted that other contents of the image processing method, the terminal and the computer storage medium disclosed in the present invention are prior art and are not described herein again.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the motion situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
Furthermore, it should be noted that the descriptions relating to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The above are only alternative embodiments of the present invention, and not intended to limit the scope of the present invention, and all the applications of the present invention in other related fields are included in the scope of the present invention.
Claims (10)
1. An image processing method characterized by: the method comprises the following steps:
receiving a video image signal;
processing the video image signal through a color space conversion function to obtain a first matrix;
processing the video image signal through a visual disorder auxiliary function to obtain a second matrix;
multiplying the first matrix and the second matrix to obtain a combined matrix;
and obtaining a corrected target video image according to the combination matrix.
2. The image processing method according to claim 1, characterized in that: the first matrix, the second matrix, and the combined matrix are all 3 x 3 matrices.
3. The image processing method according to claim 1, characterized in that: the step of processing the video image signal through a color space conversion function to obtain a first matrix comprises the following steps:
inputting the video image signal to the color coordinates of the current display screen;
and calculating a first matrix through the color coordinates.
4. The image processing method according to claim 1, characterized in that: the step of processing the video image signal through the visual impairment support function to obtain the second matrix comprises the following steps:
pre-creating one or more user setting items;
and converting at least one color on the video image signal according to the user setting item to obtain a second matrix.
5. The image processing method according to claim 4, characterized in that: the user setting items comprise a red color-blind simulation matrix, a green color-blind simulation matrix and a blue color-blind simulation matrix.
6. The image processing method according to claim 1, characterized in that: after the step of receiving the video image signal, the method further comprises the following steps:
judging whether the color space conversion function and the visual disturbance auxiliary function are started or not;
if the color space conversion function and the visual disturbance auxiliary function are both started, executing the video image signal to be processed through the color space conversion function to obtain a first matrix; and processing the video image signal through a visual disturbance auxiliary function to obtain a second matrix.
7. The image processing method according to claim 1, characterized in that: and processing the target video image after correction according to the combination matrix through a CSC module.
8. The image processing method according to claim 7, characterized in that: processing the video image signal through a color space conversion function to obtain a first matrix; and processing the video image signal through a visual disturbance auxiliary function to obtain a second matrix; and multiplying the first matrix and the second matrix to obtain a combined matrix, wherein the combined matrix is processed through an upper UI layer of the chip, and the combined matrix is written into the CSC module through a lower driver layer of the chip.
9. A terminal, characterized in that the terminal comprises: processor, memory and an image processing program stored on the memory and executable on the processor, which image processing program, when executed by the processor, implements the steps of the image processing method as claimed in claims 1 to 8.
10. A computer storage medium, characterized in that the computer storage medium has stored thereon an image processing program which, when executed by a processor, implements the steps of the image processing method as claimed in claims 1 to 8.
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Application publication date: 20211214 |