Patent classifications
H04N23/741
IMAGE SENSOR APPARATUS AND METHOD FOR OBTAINING LOW-NOISE, HIGH-SPEED CAPTURES OF A PHOTOGRAPHIC SCENE
A system, method, and computer program product are provided for obtaining low-noise, high-speed captures of a photographic scene. In use, a first cell of a first pixel is in communication with a first node for storing a first sample. Further, a second cell of a second pixel is in communication with a second node for storing a second sample. Still further, the first cell and the second cell are communicatively coupled.
HIGH DYNAMIC RANGE HDR VIDEO PROCESSING METHOD, ENCODING DEVICE, AND DECODING DEVICE
This application provides a high dynamic range HDR video processing method, an encoding device, and a decoding device. The method includes: obtaining dynamic metadata of an N.sup.th HDR video frame according to a dynamic metadata generation algorithm; calculating a tone-mapping (tone-mapping) curve parameter of the N.sup.th HDR video frame based on the dynamic metadata of the N.sup.th HDR video frame; generating a tone-mapping curve based on the curve parameter; determining, according to a quality assessment algorithm, distortion D′ caused by the tone-mapping curve; comparing D′ and D.sub.T, to determine a mode used by the N.sup.th HDR video frame, where the mode is an automatic mode or a director mode, and D.sub.T is a threshold value; and determining metadata of the N.sup.th HDR video frame based on the determined mode used by the N.sup.th HDR video frame.
Apparatus and methods for pre-processing and stabilization of captured image data
Apparatus and methods for the pre-processing of image data so as to enhance quality of subsequent encoding and rendering. In one embodiment, a capture device is disclosed that includes a processing apparatus and a non-transitory computer readable apparatus comprising a storage medium have one or more instructions stored thereon. The one or more instructions, when executed by the processing apparatus, are configured to: receive captured image data (such as that sourced from two or more separate image sensors) and pre-process the data to enable stabilization of the corresponding images prior to encoding. In some implementations, the pre-processing includes combination (e.g., stitching) of the captured image data associated with the two or more sensors to facilitates the stabilization. Advantageously, undesirable artifacts such as object “jitter” can be reduced or eliminated. Methods and non-transitory computer readable apparatus are also disclosed.
Method of image processing based on plurality of frames of images, electronic device, and storage medium
A method of image processing based on a plurality of frames of images, an electronic device, and a storage medium are provided. The method includes: capturing a plurality of frames of original images; obtaining a high dynamic range (HDR) image by performing image synthesis on the plurality of frames of original images; performing artificial intelligent-based denoising on the HDR image to obtain a target denoised image.
Image Syntheis Method, Electronic Device, and Non-Transitory Computer-Readable Storage Medium
Disclosed are an image synthesis method and a related apparatus, the method includes: determining a target area on a preview image by means of eyeball tracking technology; on the basis of brightness parameters of the target area, determining multiple exposure parameter sets; setting a camera module with the multiple exposure parameter sets to acquire multiple reference images, each reference image corresponding to a different exposure parameter set; and synthesizing the multiple reference images to obtain a target image.
HIGH DYNAMIC RANGE IMAGE SYNTHESIS METHOD AND APPARATUS, IMAGE PROCESSING CHIP AND AERIAL CAMERA
Embodiments of the present invention are a high dynamic range (HDR) synthesis method and apparatus, an image processing chip and an aerial camera. The method includes: acquiring a plurality of to-be-synthesized images having different exposure time; calculating a mean brightness of the to-be-synthesized images; determining an image brightness type of the to-be-synthesized images according to the mean brightness; calculating a brightness difference between adjacent pixel points in one to-be-synthesized image; calculating an inter-frame difference of different to-be-synthesized images at a same pixel point position according to the brightness difference; determining a motion state of the to-be-synthesized images at the pixel point position according to the inter-frame difference; and weighting and synthesizing the to-be-synthesized images into a corresponding HDR image according to the image brightness type and the motion state.
PIXEL ARRAY ACCUMULATING PHOTOCHARGES IN EACH UNIT FRAME, AND IMAGE SENSOR INCUDING THE PIXEL ARRAY
Provided is a pixel array including a plurality of pixels, each of which includes a photodiode configured to generate a photocharge in a frame including a plurality of unit frames, a floating diffusion node configured to receive the photocharge, a first storage capacitor configured to receive and store a first photocharge generated by the photodiode through the floating diffusion node during a first unit accumulation time period in each of the plurality of unit frames, and a second storage capacitor configured to receive and store a second photocharge generated by the photodiode through the floating diffusion node during a second unit accumulation time period in each of the plurality of unit frames.
Digital display welding mask with HDR imaging
A display system for a welding helmet that includes a darkening filter layer, a high-dynamic range (HDR) camera system to capture an HDR light field, and an optical image stabilization subsystem. Captured images are displayed on an HDR electronic display within the welding helmet without risk of overexposure of ultraviolet radiation to the operator. In some examples, dual electronic displays are used to display different HDR images to each eye of the operator.
Train wheel detection and thermal imaging system
A system that includes a detection device, an imaging device, and a control device is disclosed. The detection device may generate proximity data relating to a proximity of an undercarriage of a rail vehicle, and the imaging device may capture one or more thermal images of the undercarriage. The control device may receive a first thermal image and a second thermal image of the undercarriage. The first thermal image may be captured using a first integration time, and the second thermal image may be captured using a second integration time. The control device may determine composite thermal data associated with the undercarriage. The composite thermal data may include information mapping a first range of thermal data and mapping a second range of thermal data to one or more components of the undercarriage. The control device may cause an action to be performed in connection with the composite thermal data.
Communication apparatus, control method and storage medium
A communication apparatus includes a wireless communication unit configured to wirelessly communicate with an external apparatus, a speaker, a memory, and a control unit, wherein in a case where an operation is executed to change the communication apparatus to a predetermined mode in which a sound is not output from the speaker, the control unit performs control such that the communication apparatus is changed to the predetermined mode, wherein in a case where identification information about the external apparatus is stored in the memory, the control unit enables a wireless communication function in response to the execution of the operation to change the communication apparatus to the predetermined mode, and wherein in a case where the identification information about the external apparatus is not stored in the memory, even if the operation to change the communication apparatus to the predetermined mode is executed, the wireless communication function is not enabled.