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公开(公告)号：US20220405895A1
公开(公告)日：2022-12-22
申请号：US17436648
申请日：2020-12-24
发明人： Yaoyu LV , Yachong XUE , Menglei ZHANG , Xiaolei LIU , Lili CHEN , Hao ZHANG
摘要： An image distortion processing method, including: determining a first relationship between a position of a human eye and a viewing position of the human eye on the VR screen; displaying an initially distorted image on the VR screen; determining a first feature point located at a first initial position in the initially distorted image; determining a first human eye position of the human eye in a case of viewing the first feature point located at a first target position; determining the first target position according to the first relationship and the first human eye position; determining a first target distortion parameter corresponding to the first feature point located at the first target position according to a relationship between a position of the feature point on the VR screen and a distortion parameter; and performing distortion on an image displayed on the VR screen according to the first target distortion parameter.
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公开(公告)号：US20210183111A1
公开(公告)日：2021-06-17
申请号：US16912357
申请日：2020-06-25
发明人： Yaoyu LV , Hongzhen XUE , Fuqiang MA , Guixin YAN , Lili CHEN , Hao ZHANG , Zhanshan MA , Yachong XUE
摘要： Provided is a method for compressing texture data of a three-dimensional model, including: acquiring data of polygonal surfaces constituting a contour of a target three-dimensional model, and data of a texture image and a phase plane of the contour; acquiring the texture data of texture points in a texture point group corresponding to each polygonal surface, the texture points in the texture point group including first and second texture points; assigning a weight to each texture point in each texture point group according to the texture data of the first texture points in the texture point group; calculating a sum of weights of each texture point in each texture point group; and compressing the texture data, according to a target compressed data amount, and the texture data and the sum of weights of the texture point whose sum of weights is not zero.
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公开(公告)号：US20220402433A1
公开(公告)日：2022-12-22
申请号：US17642010
申请日：2021-03-10
发明人： Gang LI , Yachong XUE , Hao ZHANG , Lili CHEN , Minglei CHU , Hong ZHU , Hong LI , Xinqi LIN , Shuai LIU , Hui ZHAO
摘要： A display method for a display assembly, a display system, and a display device of a vehicle column A, and a storage medium. According to the display method, by means of a conversion relationship between a coordinate system of a target feature model and a camera coordinate system of a driver monitoring assembly and a conversion relationship between the coordinate system of the target feature model and a world coordinate system, a conversion relationship between the camera coordinate system and the world coordinate system is obtained, a coordinate of the display assembly in the world coordinate system can be converted into a coordinate in the camera coordinate system, and thus whether a driver watches the display assembly can be simply determined. The problem that it is difficult to determine, directly according to the eyes of the driver and a spatial position of the display assembly, whether the driver watches the display assembly is solved, and the effect of reducing the difficulty of determining whether the driver watches the display assembly is achieved.
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公开(公告)号：US20220094905A1
公开(公告)日：2022-03-24
申请号：US17462894
申请日：2021-08-31
发明人： Yaoyu LV , Yachong XUE , Zhanshan MA , Jiankang SUN , Lili CHEN , Hao ZHANG
IPC分类号： H04N13/393 , H04N13/106 , G06F17/10
摘要： Methods and apparatuses for acquiring display image sequence, rotary stereoscopic display devices and storage media are provided. A method includes: determining voxels in a 3D display space by multiple partitioning of the 3D display space in a cylindrical coordinate system using a predetermined partitioning mode, where the predetermined partitioning mode includes non-uniform partitioning in a radius direction of the cylindrical coordinate system, and space bounding boxes resulting from a same partitioning have a same volume; determining a cross-sectional profile of a 3D object to be displayed on a display screen at each of phase positions; determining a cross-sectional image based on voxels and the cross-sectional profile at each of the phase positions; and acquiring a display image sequence by arranging the cross-sectional images according to rotation angles of the display screen.
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5.发明公开公开(公告)号：US20230351975A1
公开(公告)日：2023-11-02
申请号：US18014184
申请日：2021-08-16
发明人： Yachong XUE , Xue DONG , Hao ZHANG , Lili CHEN , Jiankang SUN , Guixin YAN , Yaoyu LV , Menglei ZHANG , Xinkai LI
CPC分类号： G09G3/3426 , G06F3/013 , G09G2320/0686 , G09G2354/00 , G09G2320/0626 , G09G2360/16
摘要： Provided is a method for controlling a display apparatus. In the method, the display apparatus receives at least two pieces of data to be displayed from at least two terminals respectively, wherein the at least two pieces of data to be displayed include screen projection data and status parameters of the at least two terminals, and then displays the status parameter, and performs a screen projection based on the screen projection data.
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公开(公告)号：US20230345135A1
公开(公告)日：2023-10-26
申请号：US17790388
申请日：2021-05-25
发明人： Yachong XUE , Hao ZHANG , Lili CHEN , Jiankang SUN , Guixin YAN , Xiaolei LIU , Gang LI
摘要： Provided are an image processing method, apparatus and device, and a storage medium. The image processing method comprises: acquiring a plurality of original sub-images collected by means of a plurality of cameras in a camera array; converting first pixel coordinates of each pixel in each original sub-image in an image coordinate system into target pixel coordinates in a target plane coordinate system; determining a region pixel value of each sub-region according to the correspondence between the target pixel coordinates of each pixel in each original sub-image and each sub-region in a target plane; and determining a spliced image in the target plane according to the region pixel value of each sub-region. According to the present disclosure, the algorithm is simple, and original sub-images can be quickly and accurately processed, so as to obtain a spliced image with a relatively high image quality.
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公开(公告)号：US20220327983A1
公开(公告)日：2022-10-13
申请号：US17417237
申请日：2020-09-11
发明人： Yaoyu LV , Zhanshan MA , Yachong XUE , Menglei ZHANG , Lili CHEN , Hao ZHANG
摘要： Disclosed are a method for generating display data by a rotatory stereoscopic display apparatus, a display driving method, a computer device, a rotatory stereoscopic display apparatus, and a stereoscopic display system. The method for generating display data includes: generating, based on display parameters of the rotatory stereoscopic display apparatus and a model to be displayed, an image array for displaying the model; generating, for an image in the image array, an initial data stream of the image, the initial data stream including: grayscale datum of each pixel in the image; and performing data compression on the initial data stream to generate a compressed data stream, the compressed data stream including: data units of pixels whose grayscale data is non-zero data, each data unit including: grayscale datum of the pixel and an order of the grayscale datum in the initial data stream.
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8.发明申请公开(公告)号：US20210073509A1
公开(公告)日：2021-03-11
申请号：US16634227
申请日：2019-05-31
发明人： Yachong XUE , Hao ZHANG , Lili CHEN , Jiankang SUN , Minglei CHU , Huidong HE , Shuo ZHANG , Gang LI , Xiangjun PENG , Chenxi ZHAO , Yaoyu LV
摘要： Disclosed herein includes a method, an apparatus, a display device and storage medium storing computer executable instructions for positioning a gaze point. The method for obtaining a gaze point in a display device may comprise capturing a real time eye image, obtaining a real time pupil center point from the real time eye image, determining a gaze target zone based on the real time pupil center point and obtaining a gaze point on a target screen generated by the display device based on the real time pupil center point and a mapping ratio for the gaze target zone.
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公开(公告)号：US20240221297A1
公开(公告)日：2024-07-04
申请号：US17907090
申请日：2021-08-16
发明人： Yaoyu LV , Zhanshan MA , Jiankang SUN , Yachong XUE , Lili CHEN , Hao ZHANG
摘要： A display processing method and device are provided. The method is applied to a rotatable three-dimensional display device including a rotatable display panel, the method includes: obtaining model information about an image model in a to-be-displayed image, the image model including one or more attribute sets including triangular faces constituting the image model; traversing coordinate information about vertices of each triangular face in each attribute set according to association relationship among the attribute sets; generating display data for the display panel at each phase according to the coordinate information about the vertices of each triangular face; and displaying an image according to the display data at each phase when the display panel is at the each phase.
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10.发明申请公开(公告)号：US20220269341A1
公开(公告)日：2022-08-25
申请号：US17555230
申请日：2021-12-17
发明人： Jiankang SUN , Hao ZHANG , Lili CHEN , Yachong XUE , Xinkai LI
摘要： A sight positioning method, a head-mounted display device, a computer device, and a computer-readable storage medium are provided. The method includes: determining a first transform relation and a second transform relation, where the first transform relation is a transform relation between an image coordinate system and a light source coordinate system, and the second transform relation is a transform relation between the light source coordinate system and a display unit coordinate system; calculating coordinates of a pupil center in the image coordinate system according to an eye image of eyes of a user acquired by the image acquisition equipment; and obtaining coordinates of the pupil center serving as a fixation point position in the display unit coordinate system of the display unit according to the coordinates of the pupil center in the image coordinate system, the first transform relation and the second transform relation.
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