481results about How to "Improve shooting efficiency" patented technology

The invention discloses a method for calculating lighting parameters and carrying out relighting rendering based on an image and a model, comprising the following steps: (1) using a 3D point cloud model of a scene to calculate the normal vector of each 3D point; (2) calculating the light source position and direction vector of an image according to the coordinates and the normal vector of each 3D point and the pixel value of the image; (3) by supposing that the lighting model of the image is a Phong model, calculating the parameters of an energy function in the model based on the light source information obtained in the previous step; (4) calculating the shadow and highlight areas of the image; and (5) giving a target RGB image to be rendered, fusing and rendering the scene and lighting information of the original image into the target image, and outputting a final rendering result. By using the method, the relighting process of special-effects production in film and television post-production is simplified, the relighting rendering result can be output quickly, and a user can preliminarily judge whether an input image is applicable to later virtual-real combination. The problem that rework is caused as the lens and post-production inconsistency cannot be found in the existing film and television production process is solved.

The present invention proposes a bokeh photograph generation method and device, and a mobile terminal. The bokeh photograph generation method comprises the following steps: determining first depth of field information about a foreground region and second depth of field information about a background region in a current preview image according to preview image data respectively acquired by two rear-facing cameras in a dual-camera device; acquiring a base value of bokeh degree according to the first depth of field information and the second depth of field information; and performing Gaussian blur processing on the background region according to the base value of bokeh degree to generate a bokeh photograph. The bokeh photograph generation method proposed by the present invention can simplify the process of generating a background bokeh photograph when photographing, thereby improving the shooting effiency.

The embodiment of the invention discloses a positioning shooting method and a mobile terminal. The method includes the following steps: collecting a preview image of a current scene through a rotary camera when a shooting instruction of the current scene is received; identifying whether a target shooting object matching a reference object exists in the preview image; and controlling the rotary camera to rotate when identifying that the target shooting object exists in the preview image so that the target shooting object in a to-be-shot image is in a preset positioning frame. On the basis of the shooting instruction, the rotary camera is controlled to focus the target shooting object and shoot a to-be-shot image. Through the method, the shooting efficiency is improved while a good shooting effect is guaranteed.

The embodiment of the invention provides a method and apparatus for image collection. The method comprises the following steps that: a first image is collected with a first focal length; the first image is analyzed to obtain a first analysis result; when the first analysis result shows that the first image does not contain an image of a predetermined object, the first focal length is adjusted into a second focal length, wherein the first focal length is different from the second focal length; a second image is collected with a second focal length, wherein the second image contains the image of the predetermined object; and indication of the second image is output and stored. According to the invention, a technical problem that a shot object can not be controlled in a shooting area during the shooting process can be solved, thereby improving shooting efficiency as well as usage and satisfaction conditions of users.

The invention discloses a method and device for taking and displaying photos. A user is made to be capable of taking a plurality of photos continuously, and previews are provided in a current page, operation processes that the user needs to take photos and preview the photos are simplified, and photo taking efficiency of the user is improved. The method for taking and displaying photos comprises the step of dividing a display area of a mobile terminal into a view finding area and a viewing area, wherein the view finding area is used for displaying a shot image, and the viewing area is used for displaying a photo obtained through image shooting.

Embodiments of the invention provides an image processing method and apparatus, a computer readable storage medium and an electronic device. The method comprises the steps of acquiring an image, and detecting whether the image has a lip region; if it is detected that the image has the lip region, acquiring a saturation mean value of lip color pixels of the lip region; and according to the saturation mean value and a preset rule, adjusting the lip color of the lip region. According to the image processing method, only one human picture is needed when in shooting, if it is detected that the human picture has the lip region, the saturation mean value of the lip region is acquired, the lip color is adjusted according to the saturation mean value and the preset rule, so that the taken human picture looks beautiful; people is satisfied with only one picture, so that people do not need to take pictures repeatedly if the picture is not satisfying, the picture is taken more efficiently, and theshooting device resource is saved.

The embodiment of the invention discloses a shooting interface display method and device, and a terminal, and belongs to the field of human-computer interaction. The method comprises the following steps: collecting an image by a camera in a shooting mode, wherein the camera is arranged in a first shell; detecting whether a folding display screen is in a folding state; and when the folding displayscreen is in the folding state, displaying a shooting interface in a predetermined display area of the folding display screen, wherein the predetermined display area corresponds to a second shell, andthe shooting interface contains the image collected by the camera. In the embodiment of the invention, when the user performs shooting in a special scene (for example, upward shooting), the shootingangle can be adjusted by rotating the first shell without adjusting the second shell, so that the user can conveniently check the shooting image in the display area corresponding to the second shell,and then the adjustment efficiency of the shooting angle and the shooting efficiency are improved.

The invention discloses a virtual simulation method and system of a camera motion control system in film shooting, and belongs to the technical field of camera control. The method and the system cause a film creator to more visually regulate the motion track and the picture sequence of the camera according to own operation habits and visual angles, picture planning and the like in the early stage of film shooting, utilizes three-dimensional virtual simulation to design a satisfactory lens effect for the creator, automatically calculates the parameters of the camera motion control system which plans to be adopted, and precisely controls the space coordinates of the camera lens so as to improve the interaction of the camera motion control system, save the shooting cost of the lens which uses the camera motion control system and greatly improve the digital manufacture quality and efficiency of the film.

The invention provides an X-ray diagnostic system and an X-ray image shooting method. The X-ray image shooting method comprises the steps that firstly, orientation parameters including height data of a basis point part of a certain specific part of a diagnosis object is taken as the reference to acquire orientation parameters including position height data of the to-be-detected part, and a shooting position from the X-ray image shooting device to the to-be-detected part is adjusted based on the orientation parameters. The X-ray diagnostic system comprises an X-ray image shooting unit for shooting the X-ray image on the to-be-detected part of the diagnosis object, a basis point part height measurement unit for acquiring the basis point part height data of the diagnosis object, a to-be-detected part orientation analysis unit for acquiring the orientation parameters of the to-be-detected part based on the basis point part height data, and an X-ray image shooting position shooting control unit controlling an X-ray generator and/or detector to move to the to-be-detected part. According to the X-ray diagnostic system and the X-ray image shooting method, positioning of the X-ray generator and/or detector is automatically controlled through the shooting control unit so as to replace detector positioning adjustment through artificial visual estimation, the X-ray image shooting process is simplified, and the shooting efficiency is improved.

The invention provides a system, a method and a control system of three-dimensional stop motion animation production. The system of the three-dimensional stop motion animation production comprises a shooting system and a control system, wherein the shooting system comprises a track system and a shooting device installed on the track system and the control system comprises a trail drawing and control sub system which is used for drawing and calculating a motion trail of the shooting device when the shooting device shoots on the track system. The method of the three-dimensional stop motion animation production comprises drawing and calculating the motion trail of the shooting device when the shooting device shoots on the track system and shooting of the shooting device on the track system according to the motion trail. The control system of the three-dimensional stop motion animation production comprises the trail drawing and calculating sub system which is used for drawing and calculating the motion trail when the shooting device shoots on the track system. According to the system, the method and the control system of the three-dimensional stop motion animation production, automatic shooting of a user can be achieved by means of achieving control of the shooting system in a control system terminal directly so that working efficiency is improved and good shooting effect can be achieved.

The invention discloses contactless intelligent self-service license photographing equipment and method. The equipment comprises a chassis, an input/output module, a photographing module and an intelligent module, wherein the chassis comprises a fixed module and a scalable module, the fixed module is connected with the scalable module by virtue of a scalable part, the input/output module is arranged on the fixed module, the photographing module and the intelligent module are arranged in the fixed module, and the intelligent module is respectively connected with the photographing module and theinput/output module; and the photographing module comprises a camera module and a mobile module, and the mobile module is used for driving the camera module to move. The contactless intelligent self-service license photographing equipment and method which are disclosed by the invention can realize that hands of a user are free in a photographing process, photographing can be completed without keyor contact, an automatic photographing process is convenient and simple, industry intelligentization requirement in new times is met, and support is provided for the development of intelligent citiesand intelligent life.

The invention discloses a circuit board detection method comprising the steps that the image of a standard circuit board is acquired; positioning points and welding points in the image of the standard circuit board are identified, and the position information of the positioning points and the feature information of the welding points are saved as detection parameters; and a circuit board to be detected is detected according to the detection parameters. Correspondingly, the invention also discloses a circuit board detection device. With application of the circuit board detection method and device, accuracy of circuit board detection can be enhanced.

Embodiments of the invention provide a photographing method and a mobile terminal. The photographing method comprises the following steps of obtaining image data in a continuous image collection process of a camera; identifying whether the image data is a preset shooting scene; when identifying that the image data is the preset shooting scene, continuously carrying out image synthesis on each frame of collected image at the background and generating at least two frames of synthetic images; caching at least two frames of synthetic images in sequence; and when receiving a photographing instruction, generating a picture based on the at least two frames of synthetic images. Through synthesizing the data of the at least two frames of synthetic images before receiving the photographing instruction, the picture can be obtained immediately after a user triggers shooting, so that the shooting efficiency is improved.