Patent classifications
H04N23/683
IMAGE PICKUP APPARATUS, IMAGE PICKUP METHOD, AND STORAGE MEDIUM
An image pickup apparatus includes a lens, an image pickup device, and a processor. The processor acquires a plurality of pieces of first image data and second image data with an exposure time period longer than an exposure time period of the first image data from the image pickup device, detects a motion region by using the first image data and the second image data, and acquires motion detection information by using the plurality of pieces of first image data. The processor changes a synthesis method in accordance with whether the motion region is detected and generates one piece of synthesized image data.
Image processing apparatus, image processing method, and storage medium
An image processing apparatus for generating a virtual viewpoint image that acquires a parameter for identifying a position and orientation of a first imaging device, acquires three-dimensional shape data of an object that is generated based on a plurality of images acquired by a plurality of second imaging devices different from the first imaging device, and corrects a pixel value of a pixel included in a region corresponding to the object in an image acquired by the first imaging device, based on the position and orientation of the first imaging device identified based on the acquired parameter and the acquired three-dimensional shape data of the object.
PHOTOGRAPHING METHOD AND ELECTRONIC DEVICE
A photographing method applied to an electronic device includes: when a camera of the electronic device is started to perform photographing, the electronic device displays a first viewfinder frame, and displays a first preview picture. When a zoom magnification used by the electronic device increases to be greater than a preset zoom magnification, the electronic device displays the first viewfinder frame and a second viewfinder frame. The first viewfinder frame displays a second preview picture, and the second viewfinder frame displays a third preview picture, and a viewfinder range of the camera corresponding to the third preview picture is greater than a viewfinder range of the camera corresponding to the second preview picture.
IMAGE PICKUP APPARATUS THAT PERFORMS OPTICAL IMAGE BLUR CORRECTION AND ALIGNMENT COMPOSITION OF PLURALITY OF STILL IMAGES SHOT IN TIME CONTINUOUS MANNER, CONTROL METHOD THEREOF, AND STORAGE MEDIUM
An image pickup apparatus, a control method thereof, and a storage medium, the image pickup apparatus being capable of shooting a plurality of still images under an appropriate exposure condition when the image pickup apparatus including a camera system performs alignment composition of the still images shot in a time continuous manner. An exposure time for each of the still images and a total number of the still images are set based on the focal length information, the optical image blur correction angle information, and the response characteristic information.
Distortion Compensation in Video Image Stabilization
Devices, methods, and non-transitory program storage devices are disclosed to provide techniques for distortion compensation in images that are subject to video image stabilization (VIS), e.g., electronic image stabilization (EIS). In some embodiments, the techniques comprise: obtaining a first image captured by a first image capture device; determining a first set of image parameters configured to apply a first distortion operation (e.g., an un-distortion operation) to the first image; determining a second set of image parameters configured to apply a first stabilization operation to a first version of the first image that has already had the first distortion operation applied; determining a third set of image parameters configured to apply a second distortion operation (e.g., an idealized, field of view-preserving, re-distortion operation) to the first image; and applying the determined first, second, and third sets of image parameters to the first image to generate a distortion-compensated and stabilized output image.
A SYSTEM FOR PERFORMING IMAGE MOTION COMPENSATION
There is provided a system (100) for performing image motion compensation. The system comprises a light source (110), an imaging unit (120), and a control unit (130). The light source is configured to provide multiplexed illumination to an object in a plurality of color channels, the imaging unit is configured to capture a first image and a second image of the object in the plurality of color channels, and the control unit is configured to determine an estimated motion of pixels between the first image and the second image in a first color channel, and to generate a first motion compensated image by extrapolating the estimated motion of pixels between the first image and the second image to at least another one of the plurality of color channels.
IMAGE SIGNAL PROCESSOR AND IMAGE PROCESSING DEVICE
An image processing device is provided. The image processing device includes an image signal processor for processing a raw image received from a camera and a memory for storing a previous frame of the raw image and an intermediate image generated by the processing, wherein the image signal processor estimates an initial global motion vector between the previous frame and a current frame, receives focus region information in the raw image, divides the raw image into a foreground (FG) region and a background (BG) region based on the focus region information, generates a final global motion vector by divisionally updating the initial global motion vector based on the FG region and the BG region, performs motion compensation by applying the final global motion vector to the previous frame, and outputs a final image by blending the motion-compensated previous frame with the current frame.
IMAGE SIGNAL PROCESSOR, ELECTRONIC DEVICE, AND IMAGE STABILIZATION METHOD
An electronic device comprises a camera module and an image signal processor. The camera module generates and outputs gyro data and frame data for an input image. The image signal processor comprises a motion vector module which calculates motion vector information, a gyro-based motion estimator which extracts camera rotation information of the camera module from the gyro data, a motion vector-based motion estimator which extracts frame rotation information from the frame data, an optical image stabilization (OIS) two-dimensional (2D) translation information estimator which estimates OIS 2D translation information based on the motion vector information, the camera rotation information, and the frame rotation information, and a camera path optimizer which filters out a low-frequency component from the OIS 2D translation information and calculates stabilized camera motion information of the camera module using the filtered OIS 2D translation information and the camera rotation information.
IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD, IMAGING DEVICE, AND STORAGE MEDIUM
An imaging device acquires an image and relevant information of a subject related to the image in a depth direction and performs image processing. A distance information generation unit generates a distribution of additional information (a defocus map, a distance map, etc.) related to the image. A distortion/blur correction unit performs deformation processing on the acquired image and performs deformation processing on the distribution of the additional information according to the deformation of the image. A color information conversion processing unit performs processing of converting the distribution of the additional information into color information. A superimposition processing unit outputs an image obtained by superimposing image information, which has been obtained by converting the distribution of the additional information into the color information, on the deformation-processed captured image to a display unit.
Adaptive camera control for reducing motion blur during real-time image capture
A method of forming a visual representation of an object from a plurality of image frames acquired using a portable electronic device, the method comprising the steps of determining at least one parameter of motion of the portable electronic device; determining at least one capture condition for at least one first image frame of the plurality of image frames; computing, based on the at least one parameter of motion and the at least one capture condition, an indication of blur in the image frame; based on the indication of blur, conditionally taking a corrective action.