Abstract: The present disclosure provides a scanning control method and apparatus, a system, a storage medium, and a processor. The control method includes: controlling a scanner to preliminarily scan a to-be-scanned object according to a predetermined path to obtain a scanned model of the to-be-scanned object; determining second predetermined positions of the scanner corresponding to respective first predetermined positions of the to-be-scanned object according to the scanned model; and controlling the scanner to scan, at least at part of the second predetermined positions, the to-be-scanned object at the corresponding first predetermined positions until a three-dimensional model is obtained. According to the control method, scanning positions of the scanner are determined according to the scanned model obtained by preliminary scanning and positions of the to-be-scanned object, and part of the scanning positions are selected for scanning.

Abstract: The present invention discloses a line stripe mismatch detection and three-dimensional reconstruction method and device. The method includes: acquiring a first image of line stripes collected by a first camera and a second image of line stripes collected by a second camera, where the first image at least includes: a first line stripe and a second line stripe; the second image at least includes: a third line stripe and a fourth line stripe, the first line stripe is adjacent to the second line stripe, and the third line stripe is adjacent to the fourth line stripe; matching the first line stripe with the third line stripe, determining a first test distance between the first line stripe and the third line stripe, matching the second line stripe with the fourth line stripe, and determining a second test distance between the second line stripe and the fourth line stripe; and determining whether the line stripes are mismatched according to the first test distance and the second test distance.

Abstract: The present disclosure relates to a method and an apparatus for generating a three-dimensional model, a device, and a storage medium. The method includes: a scanned texture image and a depth image corresponding to the texture image are acquired; the texture image is processed by a pre-trained mask region convolutional neural network to determine at least one region of interest on the texture image and category information and mask information of each of the at least one region of interest; the depth image is updated according to the category information and the mask information of each of the at least one region of interest to obtain a updated depth image; and a three-dimensional model corresponding to the updated depth image is constructed.

Abstract: The present disclosure provides three-dimensional scanning image acquisition and processing methods and apparatuses, and a three-dimensional scanning device. The three-dimensional scanning image processing method includes: synchronously acquiring a projection pattern of first wavelength light and an illumination image of second wavelength light projected on a measured object, and acquiring a color texture image projecting the measured object. Through the present disclosure, a problem of texture misalignment caused by the time difference and position difference between the three-dimensional reconstruction data and the color texture image in related art is solved.

Abstract: The present invention relates to the field of three-dimensional digital imaging, and more particularly to a three-dimensional measuring system and a measuring method with multiple measuring modes. The measuring system includes a control unit, a variable digital pattern generation unit, an image processing unit, a calculating unit and at least one image sensor; the control unit is used for controlling the cooperative work of the whole measuring system; the variable digital pattern generation unit includes a memory and a projector, and the memory stores a plurality of light template digital patterns; the image sensors are used for acquiring patterns which are projected onto a surface of a measured object; the image processing unit is a multi-mode digital image processor; and the calculating unit is a multi-mode three-dimensional point cloud calculator.

Abstract: The disclosure relates to a three-dimensional scanning system, the system comprises: a light source, configured to alternately project multiple speckle patterns and fringe patterns on the tested object in sequence; left and right cameras, configured to synchronously acquire left and right speckle images and left and right fringe images of the tested object; a speckle data and mark point data reconstruction module, configured to obtain three-dimensional speckle data and three-dimensional mark point data according to the speckle images; a fringe matching module, configured to back project the three-dimensional speckle data and the three-dimensional mark point data onto the left and right fringe images and guide fringes of the left and right fringe images for matching; and a three-dimensional reconstruction module, configured to reconstruct corresponding fringes matched with the left and right fringe images into the three-dimensional fringe point cloud data.

Abstract: A three-dimensional reconstruction method and device based on a monocular three-dimensional scanning system is provided. The method includes: a depth map of a measured object is collected by using the invisible structured light scanning component, and the depth map is converted into a three-dimensional data point set, and the three-dimensional data point set includes a plurality of three-dimensional points; a target light plane equation corresponding to a target three-dimensional point is determined in the plurality of three-dimensional points; the target three-dimensional point is projected onto a modulated multi-line stripe image, and a target stripe corresponding to the target light plane equation is determined in the modulated multi-line stripe image; and a three-dimensional point reconstructed by the target stripe, in a camera coordinate system is obtained according to the target light plane equation and center coordinates of the target stripe.

Abstract: The present invention relates to the field of three-dimensional digital imaging, and more particularly to a three-dimensional measuring system and a measuring method with multiple measuring modes. The measuring system includes a control unit, a variable digital pattern generation unit, an image processing unit, a calculating unit and at least one image sensor; the control unit is used for controlling the cooperative work of the whole measuring system; the variable digital pattern generation unit includes a memory and a projector, and the memory stores a plurality of light template digital patterns; the image sensors are used for acquiring patterns which are projected onto a surface of a measured object; the image processing unit is a multi-mode digital image processor; and the calculating unit is a multi-mode three-dimensional point cloud calculator.

Abstract: The present invention relates to the field of three-dimensional digital imaging, and more particularly to a three-dimensional measuring system and a measuring method with multiple measuring modes. The measuring system includes a control unit, a variable digital pattern generation unit, an image processing unit, a calculating unit and at least one image sensor; the control unit is used for controlling the cooperative work of the whole measuring system; the variable digital pattern generation unit includes a memory and a projector, and the memory stores a plurality of light template digital patterns; the image sensors are used for acquiring patterns which are projected onto a surface of a measured object; the image processing unit is a multi-mode digital image processor; and the calculating unit is a multi-mode three-dimensional point cloud calculator.

Abstract: The present invention relates to the field of three-dimensional digital imaging, and more particularly to a three-dimensional measuring system and a measuring method with multiple measuring modes. The measuring system includes a control unit, a variable digital pattern generation unit, an image processing unit, a calculating unit and at least one image sensor; the control unit is used for controlling the cooperative work of the whole measuring system; the variable digital pattern generation unit includes a memory and a projector, and the memory stores a plurality of light template digital patterns; the image sensors are used for acquiring patterns which are projected onto a surface of a measured object; the image processing unit is a multi-mode digital image processor; and the calculating unit is a multi-mode three-dimensional point cloud calculator.