Abstract: Provided is a method for capturing video, the method including during a process of capturing video content, based on detecting missing-object content in which a target object is not included in a frame, using video content recorded prior to the missing-object content to obtain information regarding a location of the target object, a timestamp of the video content recorded prior to the missing-object content being earlier than a timestamp of the missing-object content, based on the location information obtained for the target object, adjusting a recording equipment's capturing direction, obtaining a post-adjustment recording direction of the recording equipment, decreasing a zoom factor of the recording equipment and obtaining a post-decrease zoom factor, and performing reidentification of the target object and continuing to capture video content with the target object included in the frame based on at least one of the post-decrease zoom factor and the post-adjustment recording direction.

Abstract: Provided is a method for capturing video, the method including during a process of capturing video content, based on detecting missing-object content in which a target object is not included in a frame, using video content recorded prior to the missing-object content to obtain information regarding a location of the target object, a timestamp of the video content recorded prior to the missing-object content being earlier than a timestamp of the missing-object content, based on the location information obtained for the target object, adjusting a recording equipment's capturing direction, obtaining a post-adjustment recording direction of the recording equipment, decreasing a zoom factor of the recording equipment and obtaining a post-decrease zoom factor, and performing reidentification of the target object and continuing to capture video content with the target object included in the frame based on at least one of the post-decrease zoom factor and the post-adjustment recording direction.

Abstract: Provided is a method for capturing video, the method including during a process of capturing video content, based on detecting missing-object content in which a target object is not included in a frame, using video content recorded prior to the missing-object content to obtain information regarding a location of the target object, a timestamp of the video content recorded prior to the missing-object content being earlier than a timestamp of the missing-object content, based on the location information obtained for the target object, adjusting a recording equipment's capturing direction, obtaining a post-adjustment recording direction of the recording equipment, decreasing a zoom factor of the recording equipment and obtaining a post-decrease zoom factor, and performing reidentification of the target object and continuing to capture video content with the target object included in the frame based on at least one of the post-decrease zoom factor and the post-adjustment recording direction.

Abstract: A present invention provides a video display method based on an unmanned aerial vehicle viewing angle, including: acquiring attitude information of an unmanned aerial vehicle; acquiring a video of the surroundings of the unmanned aerial vehicle under the corresponding attitude; acquiring a display viewing angle of the video; and displaying the video according to the display viewing angle, wherein the video includes a spherical panoramic video, an annular panoramic video, or a wide-angle video, and the display viewing angle and the attitude of the unmanned aerial vehicle are independent of each other.

Abstract: A control method and a control system for an unmanned aerial vehicle, the control method comprising: S1, acquiring the attitude of an unmanned aerial vehicle and displaying the attitude; S2, acquiring a panoramic video around the unmanned aerial vehicle corresponding to the attitude; S3, displaying the panoramic video, according to viewing angle display; and S4, controlling the unmanned aerial vehicle to move, according to a received flight control command and returning to step S1.

Abstract: A camera lens smoothing method includes: obtaining a current video frame of a camera video and gyroscope information of the current video frame, and calculating a current first rotation matrix; conducting smoothing on the first rotation matrix, and calculating a third rotation matrix; conducting viewpoint decomposition on the current video frame according to the third rotation matrix, and calculating a fourth rotation matrix; and conducting 3D rotation on the current video frame according to the fourth rotation matrix, and rebuilding an anti-shake video.

Abstract: Provided are an automatic video editing method and a portable terminal, the method comprising: obtaining a video to be edited; extracting key frames of the video to be edited; inputting the key frames to a pre-trained scene classification method and a pre-trained target detection method, and respectively obtaining scene type markers and target object markers of the key frames; selecting multiple video segments from the video to be edited which satisfy preset editing criteria; respectively calculating average scores of the multiple video segments by means of a pre-trained image quality scoring method; respectively obtaining the video segment having the highest average score of each shot type for splicing.

Abstract: The present invention is applicable to the technical field of aerial photography. Disclosed are a panoramic photographing apparatus, a panoramic photographing system, a photographing method, and an aircraft. The photographing apparatus comprises a support connected to an aircraft body and a photographing module mounted on the support. The photographing module comprises a first photographing module and a second photographing module arranged in a first direction and a second direction. The first direction is opposite to the second direction. A line of sight corresponding to a maximum angle of view of the first photographing module intersects a line of sight corresponding to a maximum angle of view of the second photographing module. The photographing method uses the photographing apparatus. The aircraft comprises the photographing apparatus. The panoramic photographing system comprises the remote terminal and the photographing apparatus/aircraft.

Abstract: The present invention provides a video decoding method and a camera. Said method comprises: loading a video, and decoding each frame from the video; calculating, for any two adjacent frames, a first optical flow field; calculating, according to the first optical flow field, a second optical flow field of a position where a frame is to be inserted, the position being located between two adjacent frames; using the second optical flow field to calculate a corresponding pixel position, in a previous frame of two adjacent frames, of each pixel of the frame to be inserted, and assigning the pixel value of the previous frame to the pixel of the frame to be inserted; and placing the inserted frame and the decoded original frame together according to a time sequence, so as to reconstitute a video having a high frame rate. The present invention eliminates or improves discrete motion, providing a more fluent viewing experience.

Abstract: The present invention provides an anti-shake method for a panoramic video, which comprises: obtaining, in real time, an output video frame, a fisheye image corresponding thereto, a pixel timestamp in the video frame, and a corresponding camera gyroscope timestamp; synchronizing the pixel timestamp in the video frame with the corresponding camera gyroscope timestamp, and calculating a rotation matrix of the camera movement in the camera gyroscope timestamp; smoothing the camera movement and establishing a coordinate system of a smooth trajectory; correcting the fisheye image distortion; and rendering the fisheye image by means of forward rendering to generate a stable video. According to the present invention, the rolling shutter distortion of a panoramic video sequence can be corrected, the image distortion caused by the rolling shutter of a CMOS can be corrected, and the rolling shutter is eliminated, thereby achieving a better anti-shake effect of a video image.

Abstract: Provided are an automatic video editing method and a portable terminal, the method comprising: obtaining a video to be edited; extracting key frames of the video to be edited; inputting the key frames to a pre-trained scene classification method and a pre-trained target detection method, and respectively obtaining scene type markers and target object markers of the key frames; selecting multiple video segments from the video to be edited which satisfy preset editing criteria; respectively calculating average scores of the multiple video segments by means of a pre-trained image quality scoring method; respectively obtaining the video segment having the highest average score of each shot type for splicing.

Abstract: A camera lens smoothing method includes: obtaining a current video frame of a camera video and gyroscope information of the current video frame, and calculating a current first rotation matrix; conducting smoothing on the first rotation matrix, and calculating a third rotation matrix; conducting viewpoint decomposition on the current video frame according to the third rotation matrix, and calculating a fourth rotation matrix; and conducting 3D rotation on the current video frame according to the fourth rotation matrix, and rebuilding an anti-shake video.

Abstract: Provided in the present invention are a method for achieving a bullet time capturing effect and a panoramic camera. The method comprises: acquiring a panoramic video captured when a panoramic camera rotates around a capture target; acquiring from within the panoramic video hemispherical images close to the side of the capture target; splicing the hemispherical images to generate a spliced image; and fixing a viewpoint of the spliced image, thus achieving a bullet time capturing effect. According to the present invention, only one panoramic camera is needed to be able to capture the bullet time capturing effect, so that the capturing cost of the bullet time capturing effect in the present invention is low. Meanwhile, since the bullet time capturing effect is obtained by means of a panoramic video being captured when a panoramic camera rotates around a capture target and processing being carried out on the panoramic video, the precision is high.

Abstract: A panorama image alignment method method comprises: obtaining multipath spherical images; calculating rotation Euler angles between each spherical image and a middle portion, a left portion and a right portion of an adjacent spherical image according to a middle portion, a left portion and a right portion of each spherical image to obtain a first left portion rotation matrix and a second right portion rotation matrix; obtaining a first left panorama image, a first right panorama image, a second left panorama image and a second right panorama image; aligning the second left panorama image to the first left panorama image, obtaining a second left portion rotation matrix by means of calculation, and then obtaining a rotation matrix of a left panorama; aligning the second right panorama image to the first right panorama image, obtaining a second right portion rotation matrix by means of calculation, and obtaining a rotation matrix of a right panorama.