Color Identifying System, Color Identifying Method and Display Device

• US 20170148189A1
• Filed: 10/18/2015
• Published: 05/25/2017
• Est. Priority Date: 05/22/2015
• Status: Active Grant

• Current Assignee: BOE Technology Group Co., Ltd.
• Original Assignee: BOE Technology Group Co., Ltd.
• Inventors: LI, Hui
• Granted Patent: US 10,204,424 B2
• Time in Patent Office: Days
• CPC Class Codes: A61F 9/08 Devices or methods enabling eye-patients to replace direct visual perception by another kind of perception
• CPC Class Codes: G01J 3/465 taking into account the colour perception of the eye; using tristimulus detection
• CPC Class Codes: G06T 2207/10024 Color image
• CPC Class Codes: G06T 7/11 Region-based segmentation
• CPC Class Codes: G06T 7/90 Determination of colour characteristics
• CPC Class Codes: G06V 10/56 relating to colour

Abstract

A color identifying system, a color identifying method and a display device are provided. The color identifying system comprises an image acquiring unit, a color analyzing unit and an information output unit; the image acquiring unit is configured to acquire an image of an object to be identified; the color analyzing unit is configured to extract profiles of the pattern regions of the object to be identified, and analyze colors of the pattern regions, to determine overall color information of the object to be identified; and the information output unit is configured to output the overall color information of the object to be identified. The color identifying system can help a color vision defective person to identify color of an object, which is greatly convenient to production and life of the color vision defective person, and thus significantly improving quality of life of the color vision defective person.

Claims

1. A color identifying system, comprising an image acquiring unit, a color analyzing unit and an information output unit;

wherein

the image acquiring unit is connected with the color analyzing unit and the information output unit, and configured to acquire an image of an object to be identified;

the color analyzing unit is connected with the information output unit, and configured to extract profiles of the pattern regions of the object to be identified in the image, and analyze colors of the pattern regions, to determine overall color information of the object to be identified; and

the information output unit is configured to output the overall color information of the object to be identified.

2. The color identifying system according to claim 1, wherein, the color analyzing unit is configured to divide the object to be identified in the image into a plurality of sub-regions, and analyze and determine colors of the respective sub-regions, then aggregate color information of the respective sub-regions according to pattern regions where the respective sub-regions are located, so as to finally determine the overall color information of the object to be identified;

the information output unit is further configured to output the profiles of the pattern regions of the object to be identified.

3. The color identifying system according to claim 2, wherein, the color analyzing unit includes an extracting module, a dividing module, an analyzing module, a comparing module, a storage module and an aggregating module;

the extracting module is connected with the dividing module and the information output unit, and configured to extract profiles of the pattern regions;

the dividing module is connected with the analyzing module, and configured to divide the object to be identified in the image into a plurality of sub-regions;

the analyzing module is connected with the comparing module, and configured to analyze and determine color parameters of the respective sub-regions;

the storage module is configured to store a sample color database which includes color parameters of all colors;

the comparing module is connected with the storage module, and the comparing module is configured to compare color parameters of the respective sub-region with color parameters in the sample color database, and when a comparison result shows that the parameters are consistent, a color in the sample color database corresponding to the sub-region is determined as color of the sub-region; and

the aggregating module is connected with the comparing module, and configured to aggregate colors of the sub-regions correspondingly located in the pattern region, to determine color information of the pattern region, thereby finally determining the overall color information of the object to be identified.

4. The color identifying system according to claim 3, wherein, color parameters of the sub-region include hue, saturation and value parameters;

the sample color database includes hue, saturation, and value parameters of all colors in a hexagonal pyramid color model.

5. The color identifying system according to claim 3, wherein, the object to be identified has a plurality of pattern regions, the aggregating module includes a grouping sub-module and a statistic sub-module, and the grouping sub-module is connected with the statistic sub-module;

the grouping sub-module is configured to divide the sub-regions correspondingly located in each of the pattern regions into a plurality of first groups, wherein, each of the first groups includes a plurality of the sub-regions adjacent to each other, and further configured to divide the first groups correspondingly located in each of the pattern regions into a plurality of second groups, wherein, each of the second groups includes a plurality of the first groups adjacent to each other;

the statistic sub-module is configured to perform statistics on color information of the sub-regions in each of the first groups, and determine color information having a statistical result exceeding a threshold as color information of the first group; and

further configured to perform statistics on color information of the first groups in each of the second groups, and determine color information having a statistical result exceeding the threshold as color information of the second group;

the statistic sub-module is further configured to perform statistics on color information of the second groups in each of the pattern regions, and determine color information having a statistical result exceeding the threshold as color information of the pattern region.

6. The color identifying system according to claim 5, wherein, the information output unit is connected with the statistic sub-module, and configured to output color information of the respective pattern regions in a manner of text or voice.

7. The color identifying system according to claim 3, wherein, a background color of the object to be identified in the image is any color except a first color, and contours of profiles of the pattern regions of the object to be identified adopt the first color, and texts for displaying color information of the pattern regions are located in a background region of the object to be identified and adopt the first color;

and the first color is a color which can be identified by a color vision defective person;

the information output unit is configured to display the contours of the profiles.

8. The color identifying system according to claim 3, wherein, the color identifying system further comprises a color matching unit;

the color matching unit is connected with the storage module and the information output unit, and the storage module is further configured to store a color matching scheme;

the color matching unit is configured to select, according to color information of the pattern region of the object to be identified, a color matching scheme corresponding thereto from the storage module; and

the information output unit is further configured to output the color matching scheme corresponding to the color information of the pattern region of the object to be identified.

9. The color identifying system according to claim 8, wherein, the color matching scheme includes a plurality of contrast color matching schemes, a plurality of coordinated color matching schemes and a plurality of mainstream color matching schemes;

the sample color database includes a hexagonal pyramid color model, the contrast color matching scheme is configured to match colors in opposite sides of the hexagonal pyramid in the hexagonal pyramid color model or match colors in opposite sides of the hexagonal pyramid and colors on both sides adjacent to the opposite sides in the hexagonal pyramid color model;

the coordinated color matching scheme is configured to match colors on 2 to 4 sides of the hexagonal pyramid in the hexagonal pyramid color model;

which 2 to 4 sides are connected in sequence and one side therein is adjacent to at least one of the other remaining sides therein; and

the mainstream color matching scheme is a popular color matching scheme at present.

10. The color identifying system according to claim 8, wherein, the information output unit is configured to output the color matching scheme corresponding to color information of the pattern region of the object to be identified in a manner of text plus image or voice plus image.

11. A display device, comprising the color identifying system according to claim 1.

17. The color identifying system according to claim 4, wherein, the object to be identified has a plurality of pattern regions, the aggregating module includes a grouping sub-module and a statistic sub-module, and the grouping sub-module is connected with the statistic sub-module;

the grouping sub-module is configured to divide the sub-regions correspondingly located in each of the pattern regions into a plurality of first groups, wherein, each of the first groups includes a plurality of the sub-regions adjacent to each other, and further configured to divide the first groups correspondingly located in each of the pattern regions into a plurality of second groups, wherein, each of the second groups includes a plurality of the first groups adjacent to each other;

the statistic sub-module is configured to perform statistics on color information of the sub-regions in each of the first groups, and determine color information having a statistical result exceeding a threshold as color information of the first group; and

further configured to perform statistics on color information of the first groups in each of the second groups, and determine color information having a statistical result exceeding the threshold as color information of the second group;

the statistic sub-module is further configured to perform statistics on color information of the second groups in each of the pattern regions, and determine color information having a statistical result exceeding the threshold as color information of the pattern region.

18. The color identifying system according to claim 17, wherein, the information output unit is connected with the statistic sub-module, and configured to output color information of the respective pattern regions in a manner of text or voice.

19. The color identifying system according to claim 4, wherein, a background color of the object to be identified in the image is any color except a first color, and contours of profiles of the pattern regions of the object to be identified adopt the first color, and texts for displaying color information of the pattern regions are located in a background region of the object to be identified and adopt the first color;

and the first color is a color which can be identified by a color vision defective person;

the information output unit is configured to display the contours of the profiles.

20. The color identifying system according to claim 5, wherein, a background color of the object to be identified in the image is any color except a first color, and contours of profiles of the pattern regions of the object to be identified adopt the first color, and texts for displaying color information of the pattern regions are located in a background region of the object to be identified and adopt the first color;

and the first color is a color which can be identified by a color vision defective person;

the information output unit is configured to display the contours of the profiles.

12. A color identifying method, comprising:

acquiring an image of an object to be identified;

extracting profiles of pattern regions of the object to be identified in the image, and analyzing colors of the pattern regions, to determine overall color information of the object to be identified; and

outputting the overall color information of the object to be identified.

13. The color identifying method according to claim 12, further comprising:

outputting the profiles of the pattern regions of the object to be identified;

the analyzing colors of the pattern regions to determine overall color information of the object to be identified includes;

dividing the object to be identified in the image into a plurality of sub-regions;

analyzing and determining colors of the respective sub-regions;

then aggregating color information of the respective sub-regions according to pattern regions where the respective sub-regions are located, so as to finally determine the overall color information of the object to be identified.

14. The color identifying method according to claim 13, wherein, the analyzing and determining colors of the respective sub-regions includes:

analyzing and determining color parameters of the respective sub-regions;

comparing color parameters of the respective sub-region with color parameters stored in a sample color database; and

determining a color in the sample color database corresponding to the sub-region as color of the sub-region, when a comparison result shows that the parameters are consistent.

15. The color identifying method according to claim 13, wherein, the aggregating color information of the sub-regions according to the pattern regions where the sub-regions are located to finally determine overall color information of the object to be identified includes:

the object to be identified having a plurality of pattern regions, dividing the sub-regions correspondingly located in each of the pattern regions into a plurality of first groups, wherein, each of the first groups includes a plurality of the sub-regions adjacent to each other;

dividing the first groups correspondingly located in each of the pattern regions into a plurality of second groups, wherein, each of the second groups includes a plurality of the first groups adjacent to each other;

performing statistics on color information of the sub-regions in each of the first groups, and determining color information having a statistical result exceeding a threshold as color information of the first group;

performing statistics on color information of the first groups in each of the second groups, and determining color information having a statistical result exceeding the threshold as color information of the second group;

performing statistics on color information of the second groups in each of the pattern regions, and determining color information having a statistical result exceeding the threshold as color information of the pattern region.

16. The color identifying method according to claim 12, further comprising:

selecting, according to color information of the pattern region of the object to be identified, a color matching scheme corresponding thereto from the stored color matching schemes;

outputting the color matching scheme corresponding to the color information of the pattern region of the object to be identified.