# US 2021/0243357 A1 · Photographing control method, mobile platform, control device, and storage medium

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- Number: US 2021/0243357 A1
- Document ID: US20210243357A1
- Status: Published application
- Kind: A1
- Application number: 17/235,867
- Filed: 2021-04-20
- Published: 2021-08-05
- Earliest claimed: 2018-10-31
- Assignees: Sz Dji Technology Co., Ltd.
- Applicants: Sz Dji Technology Co., Ltd.
- Inventors: Yi HAO; Tie SU
- Web page: https://patentgrep.com/patent/US20210243357A1

## CPC

- H04N 23/62: Control of parameters via user interfaces
- H04N 23/66: Remote control of cameras or camera parts, e.g. by remote control devices
- H04N 23/67: Focus control based on electronic image sensor signals
- H04N 23/695: Control of camera direction for changing a field of view, e.g. pan, tilt or based on tracking of objects
- B64U 10/13: Flying platforms
- B64U 2101/30: for imaging, photography or videography
- B64U 2201/20: Remote controls
- H04N 23/682: {Vibration or motion blur correction}
- H04N 23/69: Control of means for changing angle of the field of view, e.g. optical zoom objectives or electronic zooming
- H04N 23/72: Combination of two or more compensation controls
- H04N: PICTORIAL COMMUNICATION, e.g. TELEVISION
- B64U: UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR

## Abstract

A photographing control method includes receiving a photographing parameter for a trajectory point from a control terminal, obtaining mobile-platform attitude data for the trajectory point, establishing a correspondence relationship between the photographing parameter for the trajectory point and the mobile-platform attitude data for the trajectory point, and, in response to detecting that a current operation attitude of a mobile platform matches the mobile-platform attitude data for the trajectory point, controlling a photographing device of the mobile platform to perform photographing according to the photographing parameter.

## Claims

### Claim 1

A photographing control method comprising:
receiving, from a control terminal, a photographing parameter for a trajectory point;
obtaining mobile-platform attitude data for the trajectory point;
establishing a correspondence relationship between the photographing parameter for the trajectory point and the mobile-platform attitude data for the trajectory point; and
in response to detecting that a current operation attitude of a mobile platform matches the mobile-platform attitude data for the trajectory point, controlling a photographing device of the mobile platform to perform photographing according to the photographing parameter.

### Claim 2 (depends on 1)

The method according to claim 1, wherein:
obtaining the mobile-platform attitude data for the trajectory point includes capturing the mobile-platform attitude data for the trajectory point through an attitude sensor; and
the trajectory point is determined by the control terminal in response to detecting a trajectory point selection operation.

### Claim 3 (depends on 1)

The method according to claim 1, wherein:
the mobile platform further includes a motor; and
controlling the photographing device to perform photographing according to the photographing parameter includes:
sending a photographing parameter adjustment instruction to the motor according to the photographing parameter, such that the motor adjusts the photographing parameter of the photographing device according to the photographing parameter adjustment instruction, the photographing parameter adjustment instruction instructing the motor to perform at least one of:
adjusting a focus of the photographing device to a target focus;
adjusting a focal length of the photographing device to a target focal length; or
adjusting an exposure value of the photographing device to a target exposure value; and
controlling the photographing device to perform photographing according to the photographing parameter that has been adjusted.

### Claim 4 (depends on 1)

The method according to claim 1, wherein controlling the photographing device to perform photographing according to the photographing parameter includes:
sending a corresponding value of the photographing parameter to the photographing device such that the photographing device adjusts the photographing parameter of the photographing device from a current value to the corresponding value; and
controlling the photographing device to perform photographing according to the photographing parameter that has been adjusted.

### Claim 5 (depends on 1)

The method according to claim 1, further comprising:
sending a photographing status of the photographing device to the control terminal;
receiving, from the control terminal, a photographing parameter adjustment instruction determined by the control terminal in response to detecting a photographing parameter adjustment operation; and
adjusting the photographing parameter of the photographing device according to the photographing parameter adjustment instruction.

### Claim 6 (depends on 5)

The method according to claim 5, wherein:
the trajectory point is one of one or more trajectory points;
the photographing parameter adjustment instruction includes a target trajectory point of the one or more trajectory points and an adjustment parameter corresponding to the target trajectory point;
the photographing status includes photographing progress; and
adjusting the photographing parameter of the photographing device according to the photographing parameter adjustment instruction includes:
in response to the photographing progress indicating that the photographing device has completed photographing, updating a value of the photographing parameter corresponding to mobile-platform attitude data for the target trajectory point according to the photographing parameter adjustment instruction; and
in a process of the mobile platform passing through the one or more trajectory points again, controlling the photographing device to perform photographing with an updated value of the photographing parameter corresponding to the target trajectory point in response to the current operation attitude of the mobile platform matching the mobile-platform attitude data for the target trajectory point.

### Claim 7 (depends on 5)

The method according to claim 5, wherein:
the photographing parameter adjustment instruction includes an adjustment parameter;
the photographing status includes photographing progress; and
adjusting the photographing parameter of the photographing device according to the photographing parameter adjustment instruction includes:
in response to the photographing progress indicating that the photographing device is in a photographing process, adjusting a current photographing parameter to the adjustment parameter, such that the photographing device performs photographing with the adjustment parameter.

### Claim 8 (depends on 1)

The method according to claim 1, wherein:
the trajectory point is one of a plurality trajectory points; and
controlling the photographing device to perform photographing according to the photographing parameter includes:
obtaining a first trajectory point and a second trajectory point from the plurality of trajectory points;
determining a reference trajectory point and a reference value of the photographing parameter corresponding to the reference trajectory point, the reference value of the photographing parameter being larger than a first value of the photographing parameter corresponding to the first trajectory point and smaller than a second value of the photographing parameter corresponding to the second trajectory point; and
in a process of moving from the first trajectory point to the second trajectory point through the reference trajectory point, controlling the photographing device to perform photographing according to the first value of the photographing parameter, the reference value of the photographing parameter, and the second value of the photographing parameter.

### Claim 9

A mobile platform comprising:
a photographing device;
a memory storing program codes; and
a processor configured to execute the program codes to:
receive, from a control terminal, a photographing parameter for a trajectory point;
obtain mobile-platform attitude data for the trajectory point;
establish a correspondence relationship between the photographing parameter for the trajectory point and the mobile-platform attitude data for the trajectory point; and
in response to detecting that a current operation attitude of the mobile platform matches the mobile-platform attitude data for the trajectory point, control the photographing device to perform photographing according to the photographing parameter.

### Claim 10 (depends on 9)

The mobile platform according to claim 9, wherein:
the processor is further configured to execute the program codes to capture the mobile-platform attitude data for the trajectory point through an attitude sensor; and
the trajectory point is determined by the control terminal in response to detecting a trajectory point selection operation.

### Claim 11 (depends on 9)

The mobile platform according to claim 9, further comprising:
a motor;
wherein the processor is further configured to execute the program codes to:
send a photographing parameter adjustment instruction to the motor according to the photographing parameter, such that the motor adjusts the photographing parameter of the photographing device according to the photographing parameter adjustment instruction, the photographing parameter adjustment instruction instructing the motor to perform at least one of:
adjusting a focus of the photographing device to a target focus;
adjusting a focal length of the photographing device to a target focal length; or
adjusting an exposure value of the photographing device to a target exposure value; and
control the photographing device to perform photographing according to the photographing parameter that has been adjusted.

### Claim 12 (depends on 9)

The mobile platform according to claim 9, wherein the processor is further configured to execute the program codes to:
send a corresponding value of the photographing parameter to the photographing device such that the photographing device adjusts the photographing parameter of the photographing device from a current value to the corresponding value; and
control the photographing device to perform photographing according to the photographing parameter that has been adjusted.

### Claim 13 (depends on 9)

The mobile platform according to claim 9, wherein the processor is further configured to execute the program codes to:
send a photographing status of the photographing device to the control terminal;
receive, from the control terminal, a photographing parameter adjustment instruction determined by the control terminal in response to detecting a photographing parameter adjustment operation; and
adjust the photographing parameter of the photographing device according to the photographing parameter adjustment instruction.

### Claim 14 (depends on 13)

The mobile platform according to claim 13, wherein:
the trajectory point is one of one or more trajectory points;
the photographing parameter adjustment instruction includes a target trajectory point of the one or more trajectory points and an adjustment parameter corresponding to the target trajectory point;
the photographing status includes photographing progress; and
the processor is further configured to execute the program codes to:
in response to the photographing progress indicating that the photographing device has completed photographing, update a value of the photographing parameter corresponding to mobile-platform attitude data for the target trajectory point according to the photographing parameter adjustment instruction; and
in a process of the mobile platform passing through the one or more trajectory points again, control the photographing device to perform photographing with an updated value of the photographing parameter corresponding to the target trajectory point in response to the current operation attitude of the mobile platform matching the mobile-platform attitude data for the target trajectory point.

### Claim 15 (depends on 13)

The mobile platform according to claim 13, wherein:
the photographing parameter adjustment instruction includes an adjustment parameter;
the photographing status includes photographing progress; and
the processor is further configured to execute the program codes to:
in response to the photographing progress indicating that the photographing device is in a photographing process, adjust a current photographing parameter to the adjustment parameter, such that the photographing device performs photographing with the adjustment parameter.

### Claim 16 (depends on 9)

The mobile platform according to claim 9, wherein:
the trajectory point is one of a plurality trajectory points; and
the processor is further configured to execute the program codes to:
obtain a first trajectory point and a second trajectory point from the plurality of trajectory points;
determine a reference trajectory point and a reference value of the photographing parameter corresponding to the reference trajectory point, the reference value of the photographing parameter being larger than a first value of the photographing parameter corresponding to the first trajectory point and smaller than a second value of the photographing parameter corresponding to the second trajectory point; and
in a process of moving from the first trajectory point to the second trajectory point through the reference trajectory point, control the photographing device to perform photographing according to the first value of the photographing parameter, the reference value of the photographing parameter, and the second value of the photographing parameter.

### Claim 17

A control device comprising:
a memory storing program codes; and
a processor configured to execute the program codes to:
in response to detecting a trajectory point selection operation, set a current position of a mobile platform as a trajectory point;
in response to detecting a photographing parameter setting operation for the trajectory point, set a photographing parameter for the trajectory point; and
send the photographing parameter for the trajectory point to the mobile platform.

### Claim 18 (depends on 17)

The control device according to claim 17, wherein the processor is further configured to execute the program codes to:
receive a photographing status of a photographing device detected by the mobile platform;
display the photographing status; and
in response to detecting a photographing parameter adjustment operation input, send a photographing parameter adjustment instruction to the mobile platform.

### Claim 19 (depends on 18)

The control device according to claim 18, wherein the processor is further configured to execute the program codes to:
detect a setting operation for a time-lapse photographing; and
set a duration of the time-lapse photographing according to the setting operation.