CN-122024655-A - Picture display method, device, display equipment and storage medium

CN122024655ACN 122024655 ACN122024655 ACN 122024655ACN-122024655-A

Abstract

The application discloses a picture display method, a device, a display device and a storage medium, wherein, by arranging an ambient light sensor on each side of a frame of the display device, the display device determines a backlight adjustment matrix according to the light intensity of the ambient light collected by the ambient light sensor, and determines a first backlight matrix according to the displayed picture content. And determining a target backlight matrix according to the backlight adjustment matrix and the first backlight matrix, performing smooth gradual change processing on the target backlight matrix, and compensating image pixels of the picture content according to the backlight intensity of each display partition. In the process of adjusting the backlight intensity, the application comprehensively considers the light intensity change of the ambient light and the influence of display content, and improves the display effect of each display area. In addition, the picture quality of the displayed picture content and the enhanced picture details are further improved by carrying out smooth gradual change processing on the target backlight matrix and compensating for the image pixels.

Inventors

HUANG LIANGYU
Liao Jiancan

Assignees

广州视源电子科技股份有限公司
广州视睿电子科技有限公司

Dates

Publication Date: 20260512
Application Date: 20241112

Claims (10)

1. A picture display method, the method being suitable for a display device, the display device comprising a frame and a display panel, at least one ambient light sensor being provided on each side of the frame, the ambient light sensor being for collecting the light intensity of ambient light, the display panel being divided into a plurality of display areas in advance, the method comprising: determining a backlight adjustment coefficient of each display partition according to the light intensity collected by each ambient light sensor; determining a backlight adjustment matrix according to the backlight adjustment coefficient; determining a first backlight matrix according to the picture content required to be displayed by the display panel; Determining a target backlight matrix according to the backlight adjustment matrix and the first backlight matrix; performing smooth gradual change treatment on the target backlight matrix to obtain target backlight intensity of each display partition; Compensating the image pixels of the picture content according to the target backlight intensity of each display partition to obtain target image pixels; and controlling the display panel to display corresponding picture content according to the target image pixel and the target backlight intensity.
2. The picture display method as claimed in claim 1, wherein the determining the backlight adjustment coefficient of each display section according to the light intensity collected by each of the ambient light sensors comprises: determining an average value of the light intensities collected by all ambient light sensors of each side of each group of side pairs, wherein each group of side pairs comprises one side and the other side opposite to the side; Determining a backlight gain sub-coefficient of each display partition in a direction opposite to the side edge of each side edge pair according to the average value of the light intensity corresponding to the two side edges of each side edge pair; and determining a backlight adjustment coefficient of each display partition according to the backlight gain sub-coefficient in the direction opposite to the side of each group of side pairs.
3. The picture display method according to claim 2, wherein the determining the backlight gain sub-factor for each of the display sections in a direction opposite to the sides of each of the sets of side pairs based on the average light intensity values corresponding to the two sides of each of the sets of side pairs includes: determining the difference value of the average light intensity values corresponding to the two sides in each set of side pairs; And determining a backlight gain sub-coefficient of each display partition in a direction opposite to the side of each group of side pairs according to the difference value.
4. A picture display method as claimed in claim 3, wherein each of the display sections has the same size, and wherein said determining, based on the difference, a backlight gain sub-factor for each of the display sections in a direction opposite to a side of each of the sets of side pairs comprises: Determining a quotient of the number of display sections in a direction in which the difference is opposite to the sides of each set of side pairs; and determining the backlight gain sub-coefficient of each display subarea according to the quotient and the position of each display subarea in the side opposite direction of each group of side pairs.
5. The picture display method as claimed in claim 2, wherein the determining the backlight adjustment factor for each of the display sections based on the backlight gain sub-factor for each of the display sections in a direction opposite to the sides of each of the sets of side pairs comprises: and adding the backlight gain sub-coefficients of each display partition in the direction opposite to the side edges of each group of side edge pairs to obtain the backlight adjustment coefficient of each display partition.
6. The method for displaying a picture according to claim 1, wherein said performing a smooth gradation process on said target backlight matrix to obtain target backlight intensities for each of said display sections comprises; Performing matrix operation on the target backlight matrix and a preset low-pass filtering template to obtain a backlight smooth matrix; performing bilinear interpolation amplification on the backlight smoothing matrix to obtain a target backlight divergence matrix; and determining the target backlight intensity of each display partition according to the target backlight divergence matrix.
7. The method according to claim 1, wherein compensating the image pixels of the picture content according to the target backlight intensity of each display section to obtain target image pixels comprises: Determining a backlight brightness value of each image pixel in the picture content according to the target backlight intensity of each display partition; determining a compensation coefficient of each image pixel according to the backlight brightness value of each image pixel and a preset backlight brightness maximum value; And compensating the corresponding image pixels according to the compensation coefficient to obtain target image pixels.
8. A picture display device, the device being suitable for a display apparatus, the display apparatus comprising a frame and a display panel, at least one ambient light sensor being provided on each side of the frame, the ambient light sensor being for collecting the light intensity of ambient light, the display panel being divided into a plurality of display areas in advance, the device comprising: The adjustment coefficient determining module is used for determining the backlight adjustment coefficient of each display partition according to the light intensity collected by each ambient light sensor; the adjustment matrix determining module is used for determining a backlight adjustment matrix according to the backlight adjustment coefficient; the first matrix determining module is used for determining a first backlight matrix according to the picture content required to be displayed by the display panel; The target matrix determining module is used for determining a target backlight matrix according to the backlight adjustment matrix and the first backlight matrix; The smoothing processing module is used for carrying out smooth gradual change processing on the target backlight matrix to obtain target backlight intensity of each display partition; The pixel compensation module is used for compensating the image pixels of the picture content according to the target backlight intensity of each display partition to obtain target image pixels; and the picture display module is used for controlling the display panel to display corresponding picture contents according to the target image pixels and the target backlight intensity.
9. The display device is characterized by comprising a frame, a display panel, a processor and a memory, wherein at least one ambient light sensor is arranged on each side edge of the frame, the ambient light sensor is used for collecting the light intensity of ambient light, and the display panel is divided into a plurality of display areas in advance; the memory is used for storing a computer program and transmitting the computer program to the processor; the processor is configured to perform a picture display method according to any one of claims 1-7 according to instructions in the computer program.
10. A storage medium storing computer executable instructions which, when executed by a computer processor, are adapted to carry out a picture display method as claimed in any one of claims 1 to 7.

Description

Picture display method, device, display equipment and storage medium Technical Field The embodiment of the application relates to the field of displays, in particular to a picture display method, a picture display device, display equipment and a storage medium. Background The backlight intensity refers to the intensity of a light source emitted after the screen of the electronic equipment such as a television, a display, a keyboard and the like, and the indexes such as brightness, color contrast, color fullness and the like of the screen can be adjusted by adjusting the backlight intensity, so that the display effect of a picture is improved, and the watching experience of a user is improved. In the prior art, an ambient light sensor is generally arranged on a display device, and the backlight intensity is adjusted according to the intensity of ambient light collected by the ambient light sensor. However, the existing technical scheme for adjusting the backlight intensity is to adjust the overall brightness of the display area of the screen according to the collected ambient light intensity, and the adjustment mode is easy to cause the situation that part of the display area is too bright or too dark, so that the display effect of a picture is reduced, and meanwhile, the watching experience of a user is also influenced. Disclosure of Invention The embodiment of the invention provides a picture display method, a device, display equipment and a storage medium, which solve the technical problem that the display effect is poor after the backlight intensity of the display equipment is regulated in the prior art. In a first aspect, an embodiment of the present invention provides a method for displaying a picture, where the method is applicable to a display device, where the display device includes a frame and a display panel, at least one ambient light sensor is disposed on each side of the frame, where the ambient light sensor is used to collect light intensity of ambient light, and the display panel is divided into a plurality of display partitions in advance, and the method includes: determining a backlight adjustment coefficient of each display partition according to the light intensity collected by each ambient light sensor; determining a backlight adjustment matrix according to the backlight adjustment coefficient; determining a first backlight matrix according to the picture content required to be displayed by the display panel; Determining a target backlight matrix according to the backlight adjustment matrix and the first backlight matrix; performing smooth gradual change treatment on the target backlight matrix to obtain target backlight intensity of each display partition; Compensating the image pixels of the picture content according to the target backlight intensity of each display partition to obtain target image pixels; and controlling the display panel to display corresponding picture content according to the target image pixel and the target backlight intensity. In the embodiment of the invention, the influence of the light intensity change of the ambient light and the display content of the display panel in the backlight intensity adjustment process is comprehensively considered in the backlight intensity adjustment process, and the display effect of each display partition is improved by independently adjusting the backlight intensity of each display partition, so that the situation that partial areas are too bright or too dark when the backlight intensity of the display panel is integrally adjusted can be avoided, and the technical problem of poor display effect after the backlight intensity of the display device is adjusted in the prior art is solved. In addition, after the target backlight matrix is determined, the embodiment of the invention further carries out smooth gradual change processing on the target backlight matrix, and compensates the image pixels of the picture content according to the backlight intensity of each display partition, thereby further improving the picture quality of the displayed picture content and enhancing the picture details. Wherein, the determining the backlight adjustment coefficient of each display partition according to the light intensity collected by each ambient light sensor includes: determining an average value of the light intensities collected by all ambient light sensors of each side of each group of side pairs, wherein each group of side pairs comprises one side and the other side opposite to the side; Determining a backlight gain sub-coefficient of each display partition in a direction opposite to the side edge of each side edge pair according to the average value of the light intensity corresponding to the two side edges of each side edge pair; and determining a backlight adjustment coefficient of each display partition according to the backlight gain sub-coefficient in the direction opposite to the side of each group of side pairs. In the embodim