Abstract: Devices, systems, and methods are provided for testing and validation of a camera. For example, a system includes a camera that is configured to capture an image of a content object. A processor is programmed to: receive a signal indicative of the image of the content object during an electromagnetic event; generate an image quality score of the image; and generate a validation status of the camera based on a comparison of the image quality score to a validation threshold.

Abstract: Calibrating cameras in a rig, including: projecting light patterns onto surfaces of objects in a capture volume; capturing image data of the light patterns projected onto the surfaces of the objects using the cameras; and processing the captured image data to estimate a calibration data of the cameras, wherein processing the image data to estimate the calibration data includes measuring distortions in the light patterns.

Abstract: A camera module test apparatus having improved performance include a coefficient data extractor that accommodates a camera module; and a test apparatus that accommodates the camera module and tests the camera module. The coefficient data extractor includes a coefficient generator that receives an image signal output from the camera module, and generates coefficient data of a ratio of a first color image signal and a second color image signal included in the image signal; and a memory device that stores the generated coefficient data. The test apparatus includes an image generator that receives an image signal from the camera module and coefficient data from the memory device, and generates a converted pattern image signal based on the image signal and the coefficient data; and a calibration data generator that generates calibration data of the converted pattern image signal.

Abstract: This disclosure provides systems, methods, and devices for image processing that support enhanced image effects, such as bokeh effect, applied in image processing. In a first aspect, a method of image processing includes determining a depth map corresponding to the first scene based on first image data and second image data captured at different aperture sizes; determining a focus map based on the depth map and a simulated aperture size different from the first aperture size and the second aperture size; and determining an output image frame based on the focus map, the first image data, and the second image data. Other aspects and features are also claimed and described.

Abstract: In a method of testing an image sensor, at least one test image is captured using the image sensor that is a device under test (DUT). A composite image is generated based on the at least one test image. A plurality of frequency data are generated by performing frequency signal processing on the composite image. It is determined whether the image sensor is defective by analyzing the plurality of frequency data.

Abstract: There is provided a system and method of re-projecting and combining sensor data of a scene from a plurality of sensors for visualization. The method including: receiving the sensor data from the plurality of sensors; re-projecting the sensor data from each of the sensors into a new viewpoint; localizing each of the re-projected sensor data; combining the localized re-projected sensor data into a combined image; and outputting the combined image. In a particular case, the receiving and re-projecting can be performed locally at each of the sensors.

Abstract: An image projecting apparatus including an optical output unit for projecting and image, a camera, a plurality of sensors, and a processor is disclosed. The processor is configured to identify, based on sensing data received through the plurality of sensors, a distance between each of the plurality of sensors and a projection surface, provide, based on a difference between the identified distances being greater than or equal to a pre-set threshold value, a user interface configured to guide a direction adjustment of the image projecting apparatus, and identify, based on a difference between the identified distances being less than the pre-set threshold value, a shape of a projected image by photographing an image projected to the projection surface through the camera, and control the optical output unit to project an image corrected based on the identified shape.

Abstract: Apparatus comprises a camera configured to capture images of a user in a scene; a depth detector configured to capture depth representations of the scene, the depth detector comprising an emitter configured to emit a non-visible signal; a mirror arranged to reflect at least some of the non-visible signal emitted by the emitter to one or more features within the scene that would otherwise be occluded by the user and to reflect light from the one or more features to the camera; a pose detector configured to detect a position and orientation of the mirror relative to at least one of the camera and depth detector; and a scene generator configured to generate a three-dimensional representation of the scene in dependence on the images captured by the camera and the depth representations captured by the depth detector and the pose of the mirror detected by the pose detector.

Abstract: A method for rolling shutter compensation during signal delay measurement, comprising displaying a video test pattern on a display, said video test pattern having a temporal event; capturing a video of the display, by a camera; monitoring a plurality of regions of the display in the video; detecting times (1230, 1240) at which the temporal event appears in each monitored region of the display in the video; and extrapolating the detected times (1230, 1240) to calculate the time (1250) at which said temporal event would appear at a selected region of the video.

Abstract: An image processing device for a projection system includes an image generation unit and a brightness acquisition unit, and the image generation unit generates data for projecting the specific image, as a first portion in the first data for display, which corresponds to the first superimposed region, generates a second portion in the first data for display, which corresponds to the first non-superimposed region based on first input image data in the data of the projection target image, which corresponds to the first non-superimposed region, and the second brightness, and generates a third portion in the second data for display, which corresponds to the second superimposed region based on second input image data in the data of the projection target image, which corresponds to the second superimposed region, and the first brightness.

Abstract: A method for adjusting camera intrinsic parameters of a multi-camera visual tracking device is described. In one aspect, a method for calibrating the multi-camera visual tracking system includes disabling a first camera of the multi-camera visual tracking system while a second camera of the multi-camera visual tracking system is enabled, detecting a first set of features in a first image generated by the first camera after detecting that the temperature of the first camera is within the threshold of the factory calibration temperature of the first camera, and accessing and correcting intrinsic parameters of the second camera based on the projection of the first set of features in the second image and a second set of features in the second image.

Abstract: Systems and methods of rendering DCI-compliant image data on Enhanced Dynamic Range (EDR) display systems are disclosed. One embodiment of an EDR projector system comprises a first modulator and a second modulator. One method for rendering DCI-compliant image data on an EDR projector system comprises: receiving input image data, said image data comprising a plurality of image formats; determining whether the input image data comprises DCI image data; if the input image data comprises DCI image data, then performing dynamic range (DR) processing on the DCI image data; and rendering the dynamic range processed DCI image data on the EDR projector system. One DR processing method is to set the first modulator to a desired luminance level—e.g., fully ON or a ratio of DCI max luminance to the EDR max luminance. In addition, a desired minimum level of luminance may be set for the EDR projector.

Abstract: An image capture device may be calibrated using calibration parameters. Optical medium through which the image capture device captures images may be changed. The calibration parameters of the image capture device may be dynamically modified to account for the change in the optical medium. The image capture device may be operated in accordance with the modified calibration parameters to capture images through the optical medium.

Abstract: The invention provides a system (1000) for processing light, the system (1000) configured to provide along a main beam path (1105) a beam (1005) of system light (1001), wherein the system light (1001) comprises one or more of first light (111) having a first spectral distribution, second light (121) having a second spectral distribution, and third light (131) having a third spectral distribution, wherein the first, second, and third spectral distributions mutually differ, wherein the system (1000) comprises: —a lighting arrangement (100) configured to provide along a first beam path (1101) a first beam (101) comprising primary light (103) having a spectral power distribution with at least 80% of the spectral power consisting of one of the first light (111), the second light (121), and the third light (131), and/or configured to provide along a second beam pat (1102) a second beam (102) comprising composed light (104) having a spectral distribution with at least 80% of the spectral power consisting of the two

Abstract: An audio/video (A/V) recording and communication doorbell device includes a transistor assembly and control circuitry. The transistor assembly is electrically coupled between an input power bus that distributes alternating current (AC) input power and/or direct current (DC) input power, and an output power bus that provides a DC output power for the A/V recording and communication doorbell device. The control circuitry is configured to cause the transistor assembly to convert AC input power and/or DC input power from the input power bus to the DC output power into the output power bus, to provide the DC output power for the A/V recording and communication doorbell device.

Abstract: Calibration with high accuracy can be realized even when performing the calibration while running on the actual road.

Abstract: A ranging device and a ranging method are provided. The ranging device includes a light source, an image sensor, and a processor. The light source projects a plurality of projection patterns onto a surface of an object to be measured at different times. The image sensor senses the surface of the object to be measured in synchronization with projection times of the projection patterns to obtain a plurality of sensing images respectively corresponding to the projection patterns. The processor analyzes the sensing images to determine depth information of the object to be measured. The processor performs trigonometric calculations to obtain the depth information.

Abstract: High precision calibration of external parameters is possible even when the surrounding road surface is configured from a plurality of flat surfaces.

Abstract: A vehicular vision system includes a camera having a field of view interior of a vehicle equipped with the vehicular vision system, a plurality of infrared light emitters operable to illuminate a region at least partially within the field of view of the camera, and an electronic control unit having an image processor that processes image data captured by the camera. The camera captures frames of image data at a first rate, and infrared light emitters of the plurality of infrared light emitters are pulsed at a second rate. The first rate is different than the second rate. For a driving assist function of the vehicle, capture of frames of image data by the camera at the first rate is synchronized with pulsing of the infrared light emitters of the plurality of infrared light emitters at the second rate.

Abstract: An apparatus comprises at least one processing device, the at least one processing device being configured to receive an encapsulation of two or more types of content associated with a camera system, the two or more types of content comprising one or more video signals and one or more data signals. The at least one processing device is also configured to separate the encapsulation into the two or more types of content to obtain the one or more video signals and the one or more data signals, to output at least a given one of the one or more video signals to a first display unit, and to provide at least a given one of the one or more data signals to at least one of (i) a controller associated with the first display unit and (ii) a second display unit.