Photographing control method, mobile platform, control device, and storage medium

1. A photographing control method comprising:

receiving, from a control terminal, a plurality of photographing parameters for a plurality of trajectory points for a mobile platform, the plurality of trajectory points including a first trajectory point and a second trajectory point, and the plurality of photographing parameters including a first photographing parameter for the first trajectory point and a second photographing parameter for the second trajectory point;

obtaining mobile-platform attitude data for the plurality of trajectory points, the mobile-platform attitude data including first mobile-platform attitude data for the first trajectory point and second mobile-platform attitude data for the second trajectory point;

in response to the mobile platform moving from the first trajectory point to the second trajectory point, controlling to adjust an operation attitude of the mobile platform from a first attitude corresponding to the first mobile-platform attitude data to a second attitude corresponding to the second mobile-platform attitude data; and

controlling a photographing device of the mobile platform to gradually adjust a photographing parameter of the photographing device from the first photographing parameter to the second photographing parameter while the mobile platform moving from the first trajectory point to the second trajectory point.

2. The method according to claim 1 , wherein:

obtaining the mobile-platform attitude data for the plurality of trajectory points includes capturing the mobile-platform attitude data for the plurality of trajectory points through an attitude sensor; and

one or more of the plurality of trajectory points are determined by the control terminal in response to detecting a trajectory point selection operation.

3. The method according to claim 1 , wherein:

controlling the photographing device of the mobile platform to adjust the photographing parameter of the photographing device includes 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.

4. The method according to claim 1 , wherein controlling the photographing device to adjust the photographing parameter of the photographing device includes:

sending a corresponding value of the second photographing parameter to the photographing device; and

controlling the photographing device to adjust the photographing parameter of the photographing device from a current value to the corresponding value.

5. 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.

6. The method according to claim 5 , wherein:

the photographing parameter adjustment instruction further includes a target trajectory point of the plurality of 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 a piece of 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 plurality of 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 piece of mobile-platform attitude data for the target trajectory point.

7. The method according to claim 5 , wherein:

the photographing parameter adjustment instruction further 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 the current photographing parameter to the adjustment parameter, such that the photographing device performs photographing with the adjustment parameter.

8. The method according to claim 1 , further comprising:

controlling the photographing device to perform photographing according to the photographing parameter including:

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 first photographing parameter and smaller than a second value of the second photographing parameter; 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 first photographing parameter, the reference value of the photographing parameter, and the second value of the second photographing parameter.

9. The method according to claim 1 , further comprising:

establishing a correspondence relationship between the plurality of photographing parameters and the mobile-platform attitude data.

10. The method according to claim 9 , wherein:

the correspondence relationship includes a direct correspondence relationship indicating a value of one of the plurality of the photographing parameters in response to a specific attitude of the mobile platform for the each of the plurality of trajectory points;

the photographing parameter includes at least one of focus, a focal length, or an exposure value; and

the specific attitude of the mobile platform includes at least one of an angle, a translation distance, or an operation speed of the mobile platform in a horizontal direction and at least one of an angle, a translation distance, or an operation speed of the mobile platform in a vertical direction.

11. The method according to claim 1 , further comprising:

controlling the photographing device of the mobile platform to adjust the photographing parameter of the photographing device at a constant rate from the first photographing parameter to the second photographing parameter.

12. The method according to claim 1 , further comprising:

controlling the photographing device to perform photographing according to a current photographing parameter of the photographing device while the mobile platform moving from the first trajectory point to the second trajectory point, the current photographing parameter being gradually changed between the first photographing parameter and the second photographing parameter.

13. A mobile platform comprising:

a photographing device;

a memory storing program codes;

a motor; and

a processor configured to execute the program codes to:

receive, from a control terminal, a plurality of photographing parameters for a plurality of trajectory points for the mobile platform, the plurality of trajectory points including a first trajectory point and a second trajectory point, and the plurality of photographing parameters including a first photographing parameter for the first trajectory point and a second photographing parameter for the second trajectory point;

obtain mobile-platform attitude data for the plurality of trajectory points, the mobile-platform attitude data including first mobile-platform attitude data for the first trajectory point and second mobile-platform attitude data for the second trajectory point;

in response to the mobile platform moving from the first trajectory point to the second trajectory point, control to adjust an operation attitude of the mobile platform from a first attitude corresponding to the first mobile-platform attitude data to a second attitude corresponding to the second mobile-platform attitude data;

control the photographing device to gradually adjust a photographing parameter of the photographing device from the first photographing parameter to the second photographing parameter while the mobile platform moving from the first trajectory point to the second trajectory point.

14. The mobile platform according to claim 13 , wherein:

the processor is further configured to execute the program codes to capture the mobile-platform attitude data for the plurality of trajectory points through an attitude sensor; and

one or more of the plurality of trajectory points are determined by the control terminal in response to detecting a trajectory point selection operation.

15. The mobile platform according to claim 13 , wherein:

the processor is further configured to execute the program codes 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.

16. The mobile platform according to claim 13 , wherein the processor is further configured to execute the program codes to:

send a corresponding value of the second photographing parameter to the photographing device; and

control the photographing device to adjust the photographing parameter of the photographing device from a current value to the corresponding value.

17. The mobile platform according to claim 13 , 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.

18. 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 current trajectory point among a plurality of trajectory points, the plurality of trajectory points including a first trajectory point and a second trajectory point;

in response to detecting a photographing parameter setting operation for the plurality of trajectory points, set a plurality of photographing parameters each for a corresponding one of the plurality of trajectory points, the plurality of photographing parameters including a first photographing parameter for the first trajectory point and a second photographing parameter for the second trajectory point;

send the plurality of photographing parameters to the mobile platform; and

send an instruction to the mobile platform to instruct the mobile platform to:

in response to the mobile platform moving from the first trajectory point to the second trajectory point, control the mobile platform to adjust an operation attitude of the mobile platform from a first attitude to a second attitude; and

control a photographing device of the mobile platform to gradually adjust a photographing parameter of the photographing device from the first photographing parameter to the second photographing parameter while the mobile platform moving from the first trajectory point to the second trajectory point.

19. The control device according to claim 18 , wherein the processor is further configured to execute the program codes to:

receive a photographing status of the photographing device detected by the mobile platform; and

display the photographing status.

20. The control device according to claim 19 , 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.