WO2015184922A1 - Method and terminal for improving terminal display consistency - Google Patents

Abstract

A method and terminal for improving terminal display consistency, the method comprising: parsing a picture to be displayed to obtain expected display information (S101); displaying the picture according to the expected display information (S102).

Description

Method and terminal for improving display consistency of terminal Technical field

This document relates to the field of terminal display technologies, and in particular, to a method and a terminal for improving display consistency of a terminal.

Background technique

At present, when users use mobile phones, because each mobile phone may use different manufacturers and screens of different materials, the software uses different driving color adjustment parameters, using different color spaces and colors. Therefore, some screen displays the overall warm color of the color, some screens are generally cold, some screen colors are more beautiful, and some screen colors are more flat. Moreover, pictures at different brightness will give people a different look and feel.

For the above differences, displaying the same picture file is different from the display effect on the brightness of different mobile phones. In this way, the effect of the picture seen by the user using a certain terminal is likely to be greatly different from the effect that the picture photographer or the producer wants to express.

Summary of the invention

This paper provides a method and terminal for improving terminal display consistency, so that the effect of displaying pictures between different terminals is closer.

The method for improving consistency of the terminal includes:

Parsing the displayed image to obtain the expected display information;

Displaying the picture according to the expected display information.

Optionally, the expected display information includes: display color information saved in a header file of the picture.

Optionally, the type of the display color information includes one or more of the following: a gamma gama value, a color enhancement value, a contrast, a color gradation, a saturation, and a color brightness.

Optionally, the expected display information further includes: a screen backlight brightness saved in a header file of the picture.

Optionally, the method further includes:

When the display of the picture is turned off, the display effect before the display of the picture is restored.

This article also provides a way to improve the display consistency of the terminal, including:

When the picture is generated, the expected display information related to the picture is acquired and saved in the picture for displaying the picture according to the expected display information when the picture is displayed.

Optionally, when the image is generated, the expected display information is obtained and saved in the image, including:

When the picture is taken or the picture is edited, the display color information of the picture is obtained and saved in the header file of the picture; the type of the display color information includes one or more of the following: gama value, color enhancement value , contrast, color gradation, saturation, and color brightness.

Optionally, when the picture is taken or the picture is edited, the method further includes: acquiring a brightness of the screen backlight when the picture is displayed and saving the file in a header file of the picture.

This article also provides a terminal, including:

The first processor is configured to parse the picture to be displayed to obtain expected display information; and display the picture according to the expected display information.

Optionally, the first processor is further configured to: when the displaying of the picture is turned off, return to the display effect before displaying the picture.

This article also provides a terminal, including:

The second processor is configured to acquire, when the picture is generated, the expected display information related to the picture and save the picture in the picture, to display the picture according to the expected display information when displaying the picture.

Optionally, the second processor is configured to: when shooting a picture or performing picture editing, acquiring display color information of the picture and saving in a header file of the picture, where the type of the display color information includes One or more of the following: gama value, color enhancement value, contrast, color scale, fullness And degree and color brightness.

Optionally, the second processor is further configured to: when shooting a picture or performing picture editing, acquire a screen backlight brightness when the picture is displayed and save the file in a header file of the picture.

The embodiment of the invention further provides a computer storage medium storing program instructions, which can be implemented when the program instructions are executed.

The method and the terminal for improving the display consistency of the terminal in the present invention make the effect of displaying pictures between different terminals more similar. When the terminal uniformly generates pictures and displays pictures according to the above method, it is possible to restore the picture photographers on different terminals as much as possible. The best display that the image creator wants to convey.

BRIEF abstract

1 is a flowchart of a method for improving display consistency of a terminal according to a first embodiment of the present invention;

2 is a flowchart of another method for improving display consistency of a terminal according to a first embodiment of the present invention;

3 is a schematic structural diagram of a terminal according to a second embodiment of the present invention;

4 is a schematic structural diagram of a terminal according to a third embodiment of the present invention;

FIG. 5 is a flowchart of execution of a picture generation terminal according to a fourth embodiment of the present invention; FIG.

FIG. 6 is a flowchart of execution of a picture display terminal according to a fourth embodiment of the present invention.

Embodiments of the invention

First embodiment

A method for improving display consistency of a terminal, as shown in FIG. 1 , a process performed on a picture display terminal side includes the following steps:

Step S101, parsing the picture to be displayed to obtain expected display information;

The expected display information includes: display color information stored in a header file of the picture. The type of display color information includes one or more of the following: gama value, color enhancement value, contrast, color gradation, saturation, and color brightness.

Optionally, the expected display information further includes: a brightness of the screen backlight saved in the header file of the picture. When the display color information is adjusted together with the brightness of the screen backlight, the effect of the terminal consistency display is improved.

Step S102, displaying the picture according to the expected display information.

Optionally, as shown in FIG. 2, the method in this embodiment further includes:

Step S103, when the displaying of the picture is turned off, the display effect before the displaying of the picture is restored.

The method for improving consistency of the display terminal in the embodiment, the process executed on the picture generation terminal side includes the following steps:

When the picture is generated, the expected display information related to the picture is acquired and saved in the picture for displaying the picture according to the expected display information when the picture display terminal displays the picture.

When the picture is generated, the expected display information is acquired and saved in the picture, including:

When the picture is taken or the picture is edited, the display color information of the picture is acquired and saved in the header file of the picture.

Optionally, the brightness of the screen backlight when the picture is displayed is also obtained and saved in a header file of the picture. Here, the brightness of the screen backlight when the picture is displayed refers to: the final backlight brightness, because it is possible for the user to adjust the backlight brightness of the terminal to achieve a suitable backlight brightness before saving.

The type of display color information includes one or more of the following: gama value, color enhancement value, contrast, color gradation, saturation, and color brightness.

The purpose of the image generation terminal to save the expected display information related to the picture is to improve the image display consistency of the display terminal and the generation terminal, so that the effect of displaying the picture by the plurality of picture display terminals or the picture display terminal and the picture generation terminal is closer.

Second embodiment

A terminal, which can be understood as a physical device on the picture display terminal side, as shown in FIG. 3, including a first processor 10;

The first processor 10 is configured to parse the picture to be displayed to obtain expected display information; and display the picture according to the expected display information.

The functions performed by the first processor 10 in this embodiment are in detail corresponding to the steps involved in the flow of the picture display terminal side in the first embodiment.

Third embodiment

A terminal, which can be understood as a physical device on the picture generating terminal side, as shown in FIG. 4, including a second processor 20;

The second processor 20 is configured to acquire, when the picture is generated, the expected display information related to the picture and save the picture in the picture for displaying the picture according to the expected display information when displaying the picture.

The functions performed by the second processor 20 in this embodiment are in detail corresponding to the steps involved in the flow of the picture generating terminal side in the first embodiment.

Fourth embodiment

This embodiment is based on the above embodiment, and an application example is introduced in conjunction with FIGS. 5-6.

The method for improving the color consistency of the terminal as described in this embodiment, on the one hand, needs to add the current display state parameter acquisition and the function of regenerating the image file with the display state parameter information in the picture generation terminal. The display status parameter is similar to the expected display information in the above embodiment. On the other hand, it is necessary to add a picture information parsing and display effect parameter setting function to the picture display terminal.

As shown in FIG. 5, the process performed by the picture generation terminal includes:

1. Display the current picture when taking a picture or editing a picture;

2. Obtain the brightness of the screen backlight showing the current picture;

3. Obtain display color information of the current picture, including: gamma value, color enhancement information, contrast, etc. parameters that can reflect the current picture display effect;

The above steps 2 and 3 are not limited in the order of execution.

4. Write the above information into the header file of the current image in a certain order and format, and regenerate the image file as part of the image file. Taking the jpeg image file as an example, before the header file end flag 0xFFD9, the screen backlight brightness and the display color information of the picture described in this embodiment are added. Information is written in the format shown in Table 1:

Table 1

Jpeg header file start flag (SOI)	0xFFD8
		Header file other information	......
Screen backlight brightness information start flag	0xFFB2
		Screen backlight brightness value (300 lumens)	0x012C
Gamma value flag	0xFFC6
		Gamma value (2.3)	0x17
Color enhancement information flag	0xFFE3
		Color enhancement value	0x000000
Contrast flag	0xFFCD
		Contrast value (500:1)	0x01F4
Other display effect parameters	......
		Jpeg header file end mark EOI	0xFFD9
Image information	......

As shown in FIG. 6, the picture shows the process performed by the terminal, including:

1. Parsing the header file of the image to be displayed, saving the brightness of the current screen backlight and displaying the color information;

2. Retrieve 0xFFB2 in the picture header file, and read the subsequent value as the screen backlight brightness information. Adjusting the brightness of the screen backlight of the current terminal according to the information;

3. Continue to retrieve the header file, read the values of the flag bits 0xFFC6, 0xFFE3, and 0xFFCD as the gamma value, the color enhancement coefficient, and the contrast, respectively, and call the display driver of the terminal according to the obtained color information to adjust the color of the displayed picture;

4. Display the picture;

5. Restore the previously saved screen backlight brightness and display color information when the picture is closed.

The method and the terminal for improving the display consistency of the terminal in the embodiment of the present invention enable the effect of displaying pictures between different terminals to be closer. When the terminal uniformly generates the picture and displays the picture according to the above method, the picture can be restored as much as possible on different terminals. The best display that the photographer or photo creator wants to convey.

One of ordinary skill in the art will appreciate that all or a portion of the steps described above can be accomplished by a program that instructs the associated hardware, such as a read-only memory, a magnetic or optical disk, and the like. Optionally, all or part of the steps of the foregoing embodiments may also be implemented by using one or more integrated circuits. Accordingly, each module/unit in the foregoing embodiment may be implemented in the form of hardware, or may be implemented by using a software function module. Formal realization.

Industrial applicability

The method and the terminal for improving the display consistency of the terminal in the present invention make the effect of displaying pictures between different terminals more similar. When the terminal uniformly generates pictures and displays pictures according to the above method, it is possible to restore the picture photographers on different terminals as much as possible. The best display that the image creator wants to convey.

Claims (15)

1. A method for improving display consistency of a terminal, comprising:

   Parsing the displayed image to obtain the expected display information;

   Displaying the picture according to the expected display information.
2. The method of promoting consistency display of a terminal according to claim 1, wherein the expected display information comprises display color information stored in a header file of the picture.
3. The method for improving display consistency of a terminal according to claim 2, wherein the type of display color information comprises one or more of the following: gamma gama value, color enhancement value, contrast, color gradation, saturation, and color. brightness.
4. The method for improving display consistency of a terminal according to claim 2, wherein the expected display information further comprises: a screen backlight brightness saved in a header file of the picture.
5. The method for improving display consistency of a terminal according to any one of claims 1 to 4, further comprising:

   When the display of the picture is turned off, the display effect before the display of the picture is restored.
6. A method for improving display consistency of a terminal, comprising:

   When the picture is generated, the expected display information related to the picture is acquired and saved in the picture for displaying the picture according to the expected display information when the picture is displayed.
7. The method for improving display consistency of a terminal according to claim 6, wherein when the picture is generated, the expected display information is acquired and saved in the picture, including:

   When taking a picture or performing picture editing, acquiring display color information of the picture and saving it in a header file of the picture;

   The type of display color information includes one or more of the following: gama value, color enhancement value, contrast, tone scale, saturation, and color brightness.
8. The method for improving display consistency of a terminal according to claim 7, wherein when the picture is taken or the picture is edited, the method further comprises: acquiring a brightness of the screen backlight when the picture is displayed and saving the file in the header file of the picture. .
9. A terminal comprising:

   The first processor is configured to parse the picture to be displayed to obtain expected display information; and display the picture according to the expected display information.
10. The terminal according to claim 9, wherein the first processor is further configured to: when the displaying of the picture is turned off, return to a display effect before displaying the picture.
11. A terminal comprising:

    The second processor is configured to acquire, when the picture is generated, the expected display information related to the picture and save the picture in the picture, to display the picture according to the expected display information when displaying the picture.
12. The terminal according to claim 11, wherein the second processor is configured to: when shooting a picture or performing picture editing, acquiring display color information of the picture and saving in a header file of the picture, the displaying The types of color information include one or more of the following: gama value, color enhancement value, contrast, color gradation, saturation, and color brightness.
13. The terminal according to claim 12, wherein the second processor is further configured to: when shooting a picture or performing picture editing, acquiring a screen backlight brightness when the picture is displayed and saving the file in a header file of the picture.
14. A computer readable storage medium storing program instructions that, when executed, can implement the method of any of claims 1-5.
15. A computer readable storage medium storing program instructions that, when executed, implement the method of any of claims 6-8.

Images