# US 2019/0378317 A1 · Electronic device for implementing method for producing animated face

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- Number: US 2019/0378317 A1
- Document ID: US20190378317A1
- Status: Published application
- Kind: A1
- Application number: 16/186,285
- Filed: 2018-11-09
- Published: 2019-12-12
- Earliest claimed: 2018-06-07
- Assignees: Fu Tai Hua Industry (Shenzhen) Co., Ltd.; Hon Hai Precision Industry Co., Ltd.
- Applicants: Fu Tai Hua Industry (Shenzhen) Co., Ltd.; Hon Hai Precision Industry Co., Ltd.
- Inventors: JUNG-YI LIN
- Web page: https://patentgrep.com/patent/US20190378317A1

## CPC

- G06T 7/62: of area, perimeter, diameter or volume
- G06T 11/00: Two-dimensional [2D] image generation
- G06T 13/80: Two-dimensional [2D] animation, e.g. using sprites
- G06V 10/32: Normalisation of the pattern dimensions
- G06V 10/98: Detection or correction of errors, e.g. by rescanning the pattern or by human intervention; Evaluation of the quality of the acquired patterns
- G06V 40/165: {using facial parts and geometric relationships}
- G06V 40/171: {Local features and components; Facial parts (eye characteristics G06V40/18); Occluding parts, e.g. glasses; Geometrical relationships}
- G06T 2207/30201: Face
- G06T: IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06V: IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING

## Abstract

An electronic device includes a display screen, a processor, and a memory. The processor is configured to obtain attributive information of a facial image, divide the facial image into different attributive portions according to the attributive information, calculate a surface area of each attributive area, determine whether any one of the attributive areas is a distorted area, arrange the attributive areas, when one of the attributive areas is a distorted area, according to a degree of distortion from a largest degree of distortion to a smallest degree of distortion, and process a preset number of the attributive areas having the largest degree of distortion.

## Claims

### Claim 1

A method for producing an animated face implemented in an electronic device, the method comprising:
obtaining attributive information of a facial image;
dividing the facial image into a plurality of different attributive portions according to the attributive information;
calculating a surface area of each attributive area;
determining whether any one of the attributive areas is a distorted area;
arranging the plurality of attributive areas, when one of the attributive areas is a distorted area, according to a degree of distortion from a largest degree of distortion to a smallest degree of distortion; and
processing a preset number of the attributive areas having the largest degree of distortion.

### Claim 2 (depends on 1)

The method of claim 1, wherein before the attributive information of the facial image is obtained, the facial image is obtained and pre-processed.

### Claim 3 (depends on 2)

The method of claim 2, wherein the pre-processing comprises normalization of geometric characteristics.

### Claim 4 (depends on 1)

The method of claim 1, wherein processing of the attributive area comprises enlarging, shrinking, and deformation exaggeration processing.

### Claim 5 (depends on 1)

The method of claim 1, wherein the attributive area is determined to be distorted by comparing the surface area of the attributive area to an average surface area of the corresponding attributive area; when the surface area of the attributive area and the average surface area of the corresponding attributive area have an absolute value difference greater than a predetermined amount, the characteristic area is determined to be a distorted area; when the surface area of the attributive area and the average surface area of the corresponding attributive area have an absolute value difference less than the predetermined amount, the characteristic area is determined to not be a distorted area.

### Claim 6 (depends on 5)

The method of claim 5, wherein the average surface area of each attributive area is calculated according to a plurality of facial images saved in a database of the electronic device.

### Claim 7 (depends on 1)

The method of claim 1, wherein the degree of distortion refers to an absolute value difference between the surface area of the attributive area and the average surface area of the corresponding attributive area.

### Claim 8 (depends on 1)

The method of claim 1, further comprising outputting the processed facial image on a display screen of the electronic device.

### Claim 9

An electronic device comprising:
a display screen;
a processor; and
a memory having stored therein a plurality of instruction, which when executed by the processor, cause the processor to:
obtain attributive information of a facial image;
divide the facial image into a plurality of different attributive portions according to the attributive information;
calculate a surface area of each attributive area;
determine whether any one of the attributive areas is a distorted area;
arrange the plurality of attributive areas, when one of the attributive areas is a distorted area, according to a degree of distortion from a largest degree of distortion to a smallest degree of distortion; and
process a preset number of the attributive areas having the largest degree of distortion.

### Claim 10 (depends on 9)

The electronic device of claim 9, wherein before the attributive information of the facial image is obtained, the facial image is obtained and pre-processed by normalization of geometric characteristics.

### Claim 11 (depends on 9)

The electronic device of claim 9, wherein processing of the attributive area comprises enlarging, shrinking, and deformation exaggeration processing.

### Claim 12 (depends on 9)

The electronic device of claim 9, wherein the attributive area is determined to be distorted by comparing the surface area of the attributive area to an average surface area of the corresponding attributive area; when the surface area of the attributive area and the average surface area of the corresponding attributive area have an absolute value difference greater than a predetermined amount, the characteristic area is determined to be a distorted area; when the surface area of the attributive area and the average surface area of the corresponding attributive area have an absolute value difference less than the predetermined amount, the characteristic area is determined to not be a distorted area.

### Claim 13 (depends on 12)

The electronic device of claim 12, wherein the average surface area of each attributive area is calculated according to a plurality of facial images saved in a database of the electronic device.

### Claim 14 (depends on 9)

The electronic device of claim 9, wherein the processor is further configured to output the processed facial image on the display screen of the electronic device.

### Claim 15

A non-transitory storage medium having stored thereon instructions that, when executed by at least one processor of an electronic device, causes the at least one processor to execute instructions of a method for producing an animated face, the method comprising:
obtaining attributive information of a facial image;
dividing the facial image into a plurality of different attributive portions according to the attributive information;
calculating a surface area of each attributive area;
determining whether any one of the attributive areas is a distorted area;
arranging the plurality of attributive areas, when one of the attributive areas is a distorted area, according to a degree of distortion from a largest degree of distortion to a smallest degree of distortion; and
processing a preset number of the attributive areas having the largest degree of distortion.

### Claim 16 (depends on 15)

The non-transitory storage medium of claim 15, wherein before the attributive information of the facial image is obtained, the facial image is obtained and pre-processed by normalization of geometric characteristics.

### Claim 17 (depends on 15)

The non-transitory storage medium of claim 15, wherein processing of the attributive area comprises enlarging, shrinking, and deformation exaggeration processing.

### Claim 18 (depends on 15)

The non-transitory storage medium of claim 15, wherein the attributive area is determined to be distorted by comparing the surface area of the attributive area to an average surface area of the corresponding attributive area; when the surface area of the attributive area and the average surface area of the corresponding attributive area have an absolute value difference greater than a predetermined amount, the characteristic area is determined to be a distorted area; when the surface area of the attributive area and the average surface area of the corresponding attributive area have an absolute value difference less than the predetermined amount, the characteristic area is determined to not be a distorted area.

### Claim 19 (depends on 18)

The non-transitory storage medium of claim 18, wherein the average surface area of each attributive area is calculated according to a plurality of facial images saved in a database of the electronic device.

### Claim 20 (depends on 15)

The non-transitory storage medium of claim 15, wherein the processor is further configured to output the processed facial image on the display screen of the electronic device.
