Abstract: An imaging control method for an unmanned aerial vehicle (“UAV”) includes receiving a video capturing instruction from a control terminal, determining, based on an imaging scene, a combined action mode, and capturing a video based on the combined action mode. The combined action mode includes a plurality of action modes, the plurality of action modes are different from each other, and the plurality of action modes include at least one of a type of the plurality of action modes, an arrangement order of the plurality of action modes, a flight trajectory of each of the plurality of action modes, a composition rule for the each of the plurality of action modes, or a flight duration of the each of the plurality of action modes.

Abstract: An imaging control method for an unmanned aerial vehicle (“UAV”) includes receiving a video capturing instruction from a control terminal, determining, based on an imaging scene, a combined action mode, and capturing a video based on the combined action mode. The combined action mode includes a plurality of action modes, the plurality of action modes are different from each other, and the plurality of action modes include at least one of a type of the plurality of action modes, an arrangement order of the plurality of action modes, a flight trajectory of each of the plurality of action modes, a composition rule for the each of the plurality of action modes, or a flight duration of the each of the plurality of action modes.

Abstract: A method of processing a video includes capturing a first set of video data at a first definition, transmitting the first set of video data at a second definition lower than the first definition wirelessly to a user terminal, receiving a video edit request wirelessly from the user terminal, and finding video corresponding to edited video data described by the video edit request, thereby forming a second set of video data at a third definition. The video edit request is formed from editing the received first set of video data at the second definition at the user terminal.

Abstract: A method for managing communication with a movable object includes receiving a request for movable object data from a requester in a movable object environment. The request includes a movable object data key that has data fields configured to identify a movable object component that corresponds to the movable object data. The method further includes determining whether movable object data corresponding to the request is available in a cache by determining whether the movable object data corresponding to the movable object data key exists in the cache and, in response to determining that the movable object data is available in the cache, providing the movable object data in the cache to the requester.

Abstract: The present disclosure provides an unmanned aerial vehicle (UAV) system. The UAV system includes a first remote control device, a second remote control device, a UAV, and a functional device mounted on the UAV. The first remote control device is configured to send remote control information to control the UAV, and the second remote control device is configured to send remote control information to control the functional device. The first remote control device and the second remote control device are communicatively connected to form a communication link, and the first remote control device and the second remote control device exchange interactive data based on the communication link. The interactive data at least include text data or audio data.

Abstract: A method for data communication in a virtualized environment is disclosed as follows. A write function of a graphics driver is called by a graphics processing program using a graphics processing interface, where a function in a call process is recorded in a function stack; an entry address of a write function of the graphics processing interface is determined according to an entry address of the write function of the graphics driver and a quantity of layers of the function stack, and an offset and a length that are of a vertex buffer of the graphics processing program are read from the entry address of the write function of the graphics processing interface, so as to determine a data area that is modified by the graphics processing program and is in the vertex buffer, where the modified data area is data necessary for graphics rendering.

Abstract: A system for managing communication with a movable object includes one or more processors configured to receive a request for movable object data from a requester in a movable object environment, determine whether movable object data corresponding to the request is available in a cache associated with a movable object manager, and, in response to determining that the movable object data is available in the cache, provide the movable object data in the cache to the requester.

Abstract: A method of processing a video includes capturing a first set of video data at a first definition, transmitting the first set of video data at a second definition lower than the first definition wirelessly to a user terminal, receiving a video edit request wirelessly from the user terminal, and finding video corresponding to edited video data described by the video edit request, thereby forming a second set of video data at a third definition. The video edit request is formed from editing the received first set of video data at the second definition at the user terminal.

Abstract: Methods and systems are provided for video processing. Video may be captured using an image capture device at a first definition. The image capture device may optionally be, or may be on board, an aerial vehicle, such as an unmanned aerial vehicle. A first set of video data may be transmitted to a user terminal at a second definition, which may be less than the first definition. A user may interact with the user terminal to edit the video and generate a video edit request. The video edit request may be transmitted to the image capture device, which may accordingly produce a second set of video data in accordance with the video edit request, at a third definition. The third definition may be greater than the second definition.

Abstract: An image processing system includes an image receiving unit configured to receive a picture sent by a remote shooting apparatus, an image analysis unit configured to analyze the picture to obtain exposure situations of respective parts in the picture, an exposure evaluation unit configured to evaluate exposure conditions of the respective parts in the picture based on the exposure situations of the respective parts in the picture to determine whether the respective parts in the picture are overexposed and determine overexposed parts, and an exposure information prompt unit configured to prompt an evaluation result in accordance with evaluation of the exposure evaluation unit.

Abstract: An image update method executed by a render server, includes: acquiring a graphics instruction of a virtual machine, determining a type of the graphics instruction of the virtual machine, if the type of the graphics instruction of the virtual machine is a three-dimensional graphics instruction, sending a drawing instruction to a graphics processing unit to perform rendering processing, acquiring a rendering image corresponding to the graphics instruction of the virtual machine, sending a graphics update instruction to a primary surface management unit of the render server, acquiring an original primary surface of the virtual machine, synthesizing a new primary surface according to the original primary surface of the virtual machine, the first graphics update area, and the rendering image, sending an image corresponding to the new primary surface to a client of the virtual machine.

Abstract: A system for managing communication with a movable object includes one or more processors configured to receive a request for movable object data from a requester in a movable object environment, determine whether movable object data corresponding to the request is available in a cache associated with a movable object manager, and, in response to determining that the movable object data is available in the cache, provide the movable object data in the cache to the requester.

Abstract: A system for video broadcasting includes a plurality of mobile nodes configured to capture one or more pictures and exchange control signals among the plurality of mobile nodes, and a terminal node configured to receive the one or more pictures from the plurality of mobile nodes and upload the one or more pictures to a video server.

Abstract: An image update method executed by a render server, includes: acquiring a graphics instruction of a virtual machine, determining a type of the graphics instruction of the virtual machine, if the type of the graphics instruction of the virtual machine is a three-dimensional graphics instruction, sending a drawing instruction to a graphics processing unit to perform rendering processing, acquiring a rendering image corresponding to the graphics instruction of the virtual machine, sending a graphics update instruction to a primary surface management unit of the render server, acquiring an original primary surface of the virtual machine, synthesizing a new primary surface according to the original primary surface of the virtual machine, the first graphics update area, and the rendering image, sending an image corresponding to the new primary surface to a client of the virtual machine.

Abstract: An image update method executed by a render server, includes: acquiring a graphics instruction of a virtual machine, determining a type of the graphics instruction of the virtual machine, if the type of the graphics instruction of the virtual machine is a three-dimensional graphics instruction, sending a drawing instruction to a graphics processing unit to perform rendering processing, acquiring a rendering image corresponding to the graphics instruction of the virtual machine, sending a graphics update instruction to a primary surface management unit of the render server, acquiring an original primary surface of the virtual machine, synthesizing a new primary surface according to the original primary surface of the virtual machine, the first graphics update area, and the rendering image, sending an image corresponding to the new primary surface to a client of the virtual machine.

Abstract: An image processing system includes an image receiving unit configured to receive a picture sent by a remote shooting apparatus, an image analysis unit configured to analyze the picture to obtain exposure situations of respective parts in the picture, an exposure evaluation unit configured to evaluate exposure conditions of the respective parts in the picture based on the exposure situations of the respective parts in the picture to determine whether the respective parts in the picture are overexposed and determine overexposed parts, and an exposure information prompt unit configured to prompt an evaluation result in accordance with evaluation of the exposure evaluation unit.

Abstract: Methods and systems are provided for video processing. Video may be captured using an image capture device at a first definition. The image capture device may optionally be, or may be on board, an aerial vehicle, such as an unmanned aerial vehicle. A first set of video data may be transmitted to a user terminal at a second definition, which may be less than the first definition. A user may interact with the user terminal to edit the video and generate a video edit request. The video edit request may be transmitted to the image capture device, which may accordingly produce a second set of video data in accordance with the video edit request, at a third definition. The third definition may be greater than the second definition.

Abstract: A method for data communication in a virtualized environment is disclosed as follows. A write function of a graphics driver is called by a graphics processing program using a graphics processing interface, where a function in a call process is recorded in a function stack; an entry address of a write function of the graphics processing interface is determined according to an entry address of the write function of the graphics driver and a quantity of layers of the function stack, and an offset and a length that are of a vertex buffer of the graphics processing program are read from the entry address of the write function of the graphics processing interface, so as to determine a data area that is modified by the graphics processing program and is in the vertex buffer, where the modified data area is data necessary for graphics rendering.

Abstract: An image update method executed by a render server, includes: acquiring a graphics instruction of a virtual machine, determining a type of the graphics instruction of the virtual machine, if the type of the graphics instruction of the virtual machine is a three-dimensional graphics instruction, sending a drawing instruction to a graphics processing unit to perform rendering processing, acquiring a rendering image corresponding to the graphics instruction of the virtual machine, sending a graphics update instruction to a primary surface management unit of the render server, acquiring an original primary surface of the virtual machine, synthesizing a new primary surface according to the original primary surface of the virtual machine, the first graphics update area, and the rendering image, sending an image corresponding to the new primary surface to a client of the virtual machine.

Abstract: An image processing method, a virtual machine, and a virtual machine system, which improve reliability and a fault recovery capability of a GPU shared system. The solution includes sending, by a graphics driver of a virtual machine, a graphics processing instruction to a shared rendering server, so that the shared rendering server performs 3D graphics rendering according to the graphics processing instruction, monitoring, by a display server, a status of the shared rendering server, when determining that the shared rendering server is faulty, sending, by the display server, an indication message to the graphics driver, so that the graphics driver switches from a 3D working mode to a 2D working mode according to the indication message, and performing, by the virtual machine, 2D graphics rendering on a subsequent graphics processing instruction by using a local rendering server to obtain 2D image data.