616results about "Exposure control" patented technology

An image capturing system including a lens apparatus including a diaphragm, a diaphragm driver, an aperture value setting member to set a first aperture value in accordance with a user operation, and a first controller to control the diaphragm driver, and an image capturing apparatus including a second controller to set a second aperture value based on a photometric value, switch a diaphragm controlling role to the first controller from the second controller after controlling the diaphragm driver to drive the diaphragm to the first aperture value via the first controller, when an image capturing mode is switched to a first mode in which the first controller controls the diaphragm driver so as to drive the diaphragm to the first aperture value from a second mode in which the second controller controls the diaphragm driver via the first controller to drive the diaphragm to the second aperture value.

An image blur correction device acquires a blur detection signal, and separates it into a high frequency band signal component and a low frequency band signal component using an HPF and an LPF. A high frequency side prediction processing unit acquires an output of the HPF, and a low frequency side prediction processing unit acquires an output of the LPF via a down-sampler. A prediction processing unit updates a filter coefficient of a prediction filter using an adaptive algorithm, and performs linear prediction on the blur detection signal. An adder adds an output of the high frequency side prediction processing unit to an output of the low frequency side prediction processing unit via a up-sampler, and outputs a superimposed output signal. Image blur correction control is performed on the basis of a superimposed output signal.

There is provided an information processing method to easily recognize a region focused by a shooting camera. The information processing method according to the present disclosure includes: placing a virtual camera in a virtual environment space obtained by modeling a target environment in which a mobile object equipped with a shooting camera is allowed to move, the virtual camera being associated with the shooting camera; determining a virtual focus region in the virtual environment space on the basis of an image corresponding to the field range of the virtual camera, the virtual focus region corresponding to a region focused by the shooting camera in the target environment; and displaying region-specific information on a display screen, the region-specific information specifying the virtual focus region.

This disclosure provides systems, methods, and devices for image signal processing that support adjusting a Bokeh effect in image data. In a first aspect, a method of image processing includes receiving a first user input specifying a first depth of focus. A camera is configured with a first aperture size of a plurality of aperture sizes of the camera that is nearest a second aperture size that corresponds to the first depth of focus. The first aperture size is smaller than the second aperture size. Image data representing a scene is received that is captured with the first aperture size of the camera. First modified image data is determined by applying a first blur kernel to the image data. The first modified image data represents the scene at the depth of focus corresponding to the second aperture size. Other aspects and features are also claimed and described.

A selfie stick convenient for being operated with an index finger includes a clamping assembly, a supporting member, an extension and retraction mechanism, a handle and a shutter button. The clamping assembly having a main surface for facing the external equipment located on a first side. A step part is arranged on a surface of the handle located on the second side; the step part includes a first surface. From one side close to the second connecting part to one side away from the second connecting part, a distance between at least a portion of the first surface and an axis of the handle gradually increases. The shutter button is arranged on the first surface and configured to be operated with the index finger of the user to control the external equipment to take a photo.

Various embodiments include a neutralizing magnetic component arrangement in a variable aperture device for a camera system. The variable aperture device may include a rotor, a stator, aperture blades arranged to form an aperture stop, and an actuator for moving the aperture blades to change a size of the aperture. In various embodiments, magnetic components of the actuator may include magnetic configurations which may cause a neutralizing force on the rotor, reducing or eliminating magnetic forces and magnetic torques exerted on the rotor from magnetic components of the variable aperture device.

This disclosure provides systems, methods, and devices for image signal processing that support adjusting background blurring effects of image data. In a first aspect, a method of image processing includes receiving a first user input specifying a first depth of focus. The camera is configured with a first aperture size of a plurality of aperture sizes of the camera that is closest to a second aperture size corresponding to the first focal depth. The first aperture size is smaller than the second aperture size. Image data representing a scene is received, the image data being captured with a first aperture size of a camera. First modified image data is determined by applying a first blur kernel to the image data. The first modified image data represents a scene at a depth of focus corresponding to a second aperture size. Other aspects and features are also claimed and described.

An image capturing apparatus capable of reducing exposure variation in opposite end areas of an image when photographing is performed with flash light emission while shortening a flash synchronization time. A system controller determines a shutter speed for flash light emission photographing. The system controller selectively executes first control for controlling a traveling speed of a front curtain of a shutter and a traveling speed of a rear curtain of the shutter to the same speed, and second control for controlling the traveling speed of the front curtain to be higher than the traveling speed of the rear curtain. Before flash light emission photographing is performed, the system controller determines which of the first control and the second control is to be adopted according to the shutter speed.

Imaging device to which an interchangeable lens (200) can be attached, wherein the interchangeable lens (200) includes an aperture (260) and an aperture control unit (261) configured to drive the aperture (260), the imaging device comprising: an imaging element (110) configured to reset the accumulated charge; a shutter (180) configured to block and open an optical path to the imaging element (110); a shutter control unit (181) configured to control the shutter (180); a control unit configured to command an imaging operation; and a controller (140) configured to control the aperture control unit (261) and the imaging element (110) according to the command from the operating unit, characterized in that the controller (140) is configured to detect a prediction time of an aperture operation of the aperture control unit (261); and to initiate a charge reset process of the imaging element according to the prediction time of the aperture operation in order to complete the charge reset process at or before completion of the aperture operation.

To perform image stabilization in accordance with characteristics of image stabilization performance depending on a focal length.SOLUTION: An image stabilization control apparatus performs image stabilization by controlling first correction means, which drives a correction lens to correct an image blur, and second correction means, which drives an imaging element to correct the image blur. The image stabilization control apparatus acquires a shake amount, selects one of a plurality of control methods including a first control method and a second control method that control a ratio between the respective shake amounts to be corrected by the first correction means and the second correction means on the basis of a focal length, and obtains a correction amount of one of the first correction means and the second correction means on the basis of the shake amount and the selected control method. The first control method is to perform an over-correction using the first correction means and an inverse-correction using the second correction means.SELECTED DRAWING: Figure 4

An imaging device includes a display control unit configured to display a first indicator indicating a recommended imaging position and a second indicator indicating a current imaging position in a superimposed manner on an imaging monitor image, and perform processing for changing display of the first indicator in accordance with image obtaining processing for obtaining image data, and an imaging control unit configured to perform the image obtaining processing in accordance with a result of a matching determination between the first indicator and the second indicator on a screen.

To provide an image blur correction device with which it is possible to obtain an excellent video image by switching blurs to be preferentially corrected.SOLUTION: The image blur correction device comprises: an imaging object detection unit 105 for detecting an imaging object from an inputted image; an imaging object motion information acquisition unit 106 for acquiring motion information indicating motion of the imaging object in the image; an imaging device motion information acquisition unit 108 for acquiring motion information indicating motion of an imaging device; a blur correction control unit 109 capable of controlling imaging object blur correction for correcting the motion of the imaging object in the image and imaging device blur correction for correcting an image blur due to the motion of the imaging device; and a determination unit 107 for determining, on the basis of the imaging object motion information, which of the imaging object blur correction and the imaging device blur correction should be prioritized. The blur correction control unit 109 controls the imaging object blur correction and the imaging device blur correction on the basis of a result of the determination of the determination unit 107.SELECTED DRAWING: Figure 1

The present invention addresses the problem of providing an imaging device, a method, a program product, and a computer-readable medium that enable a simulated imaging operation in a state in which a film is pulled out in a film camera to be experienced. The imaging device (10) has a control unit (31) and is capable of executing a film camera mode. A control unit (31) acquires first information relating to insertion and extraction of a memory card (42) that records imaging data of an imaging device (10). The control unit (31) restricts a film camera mode related to the function of the imaging device on the basis of the first information.

A controller and driving device for a camera aperture, and an electronic device, are provided. The controller includes: a signal processing circuit configured to generate a detection position value corresponding to the current position of the aperture based on a first detection signal and a second detection signal received from a first position sensor and a second position sensor, respectively, the first position sensor and the second position sensor being configured to detect the aperture position; a control circuit configured to set an interval between the first aperture position and the second aperture position as a plurality of control intervals, and, upon receiving a command to change the aperture position, to perform a corresponding control operation on each of the plurality of control intervals based on the detection position value to control the movement operation of the aperture; and a driving circuit configured to generate a driving current and provide the generated driving current to a coil, the coil being configured to drive the aperture under the control of the controller.

This imaging device comprises: an acquisition unit that acquires a first frequency of a light source; and a display unit that selectably displays a plurality of shutter speeds that are integer multiples of a period corresponding to the first frequency acquired by the acquisition unit.

To generate scene information.SOLUTION: A scene information generation device comprises: a luminance map generation unit that, on the basis of pixel information picked up by a first image pick-up device that has a plurality of pixel blocks having a plurality of pixels and a floating diffusion to be shared, and a control circuit capable of individually controlling a drive mode for each pixel block or for the plurality of pixel blocks, generates a luminance map indicating the degree of brightness for each of the pixel blocks; a motion map generation unit that generates a motion map indicating the degree of change from an immediately previous frame image, on the basis of the pixel information picked up by a second image pick-up device different from the first image pick-up device; and a scene information generation unit that generates scene information indicating the degree of brightness or change for each of the pixel blocks, by employing, for each of the pixel blocks, the degree of brightness indicated in the luminance map generated by the luminance map generation unit or the degree of change indicated in the motion map generated by the motion map generation unit.SELECTED DRAWING: Figure 2

This provides a method for calibrating a display system. [Solution] A test pattern for a display is presented. The test pattern includes multiple blobs. A camera is used to capture an image containing one or more of the multiple blobs in the presented test pattern. An exposure calibration parameter is calculated using the ratio of the maximum brightness level readable by the camera to the maximum brightness level determined from one or more captured blobs in the test pattern. The camera exposure of the display system is calibrated using the exposure calibration parameter. A display system configured to implement this method is also provided.

In at least one embodiment, the image acquisition arrangement (1) comprises: - an image recording device (2) with an image recording field of view (22), - a light source (3) with a plurality of light-emitting units (31..3N) configured to emit light along a plurality of emission directions (E1..EM), wherein the emission directions (E1..EM) are outside the image-capturing field of view (22), and - a depth sensor (5) comprising a plurality of depth sensor units (51..5K) configured to determine at least a distance along a plurality of sensor directions (D1..DK) between the image acquisition arrangement (1) and at least one reflective surface (14), wherein the sensor directions (D1..DK) are outside the field of view (22) of the image acquisition.

The projecting device includes a light source configured to output an image light; a projection lens configured to externally project the image light; a camera configured to photograph an object positioned between the camera and an external projection surface of the image light that is projected; a light blocker configured to block the image light output by the light source during a blocking period; and at least one processor configured to: obtain illuminance information regarding illuminance of the external projection surface, set the blocking period during which the image light output by the light source is blocked, based on the illuminance information, set a photographing period within the blocking period, control the light blocker to block the image light output by the light source during the blocking period, and control the camera to photograph the object during the photographing period.

[PROBLEMS] To suppress deterioration of optical performance according to insertion / removal and type of wavelength filter. [SOLUTION MEANS] An optical apparatus 200 includes a processing means 203, 208 configured to perform processing regarding imaging in a case where a wavelength filter 201 configured to control a wavelength of imaging light incident on an image sensor 202 configured to capture an object image formed by an optical system 101 can be inserted or removed, and an acquiring means 208 configured to acquire optical information on the optical system that is used for the processing, the optical information corresponding to the wavelength of the imaging light according to at least one of insertion / removal and a type of the wavelength filter.

An imaging apparatus includes a controller composed of a processor, and a display. In a case where a film camera mode in which image formats are restricted is selected, the controller outputs user interface information related to imaging to the display and restricts output of a live view to the display.

To display a display object to be superimposed on an imaging apparatus at a high frame rate, while preventing a reduction in the visibility of the display object.SOLUTION: An imaging apparatus of the present invention has: drawing means that draws a display object; superimposition means that superimposes the drawn display object on a picked-up image; and control means that performs control to display, on a display, the picked-up image on which the display object is superimposed. When predetermined conditions are not satisfied, the drawing means draws the display object in a predetermined size, and when the predetermined conditions are satisfied, draws the display object in a size smaller than the predetermined size.SELECTED DRAWING: Figure 3

To provide an image correction device capable of correcting captured digital images while reducing the circuit scale, cost, and power consumption thereof compared to conventional.SOLUTION: A communication unit 304 receives digital images captured by a digital camera 1 and a piece of identification information of the digital camera 1. A storage unit 303 stores a correction program for correcting the images. A processing unit 301 acquires a piece of individual characteristic information representing the specific optical properties of the digital camera 1 based on the identification information and corrects the digital images using the correction program based on the individual characteristic information.SELECTED DRAWING: Figure 3

To stably distribute electric power required for photographing, in an imaging system to / from which a lens unit can be attached / detached.SOLUTION: An imaging apparatus to / from which the lens unit can be attached / detached includes power supply means for supplying the electric power, determination means for determining whether or not the electric power is supplied to the lens unit on the basis of whether or not the power consumption of the attached lens unit satisfies a plurality of predetermined conditions, and control means for supplying the electric power to the lens unit, when it is determined that the electric power is supplied to the lens unit by the determination means.SELECTED DRAWING: Figure 2

To provide a technique for estimating accuracy of dimension measurement performed by using a plurality of parallax images having parallax with each other photographed under a specific photographing condition.SOLUTION: An accuracy estimation device includes acquisition means for acquiring photographing conditions of a plurality of parallax images mutually having parallax, and estimation means for estimating accuracy of dimension measurement performed using the plurality of parallax images on the basis of the photographing conditions.SELECTED DRAWING: Figure 4

An imaging device (11) acquires an image of a region located at least in front of a mobile body. An illuminating device (12) performs light distribution on an illuminated region located at least in front of the mobile body. An image processing device (13) determines a region of interest in which a prescribed object is reflected in the image, and outputs luminance information (LM) corresponding to the luminance of the region of interest, and caution information (CA) corresponding to the caution degree of the object. A light distribution processing device (14) causes the illuminating device (12) to change the light distribution based on the luminance information (LM) and the caution information (CA). The light distribution processing device (14) gradually changes the illuminance of at least a region corresponding to the region of interest in the illuminated region in accordance with the luminance when the caution degree is lower than a threshold value.

To improve visibility of pixel blocks for which an exposure parameter can be set.SOLUTION: An imaging system includes: an imaging unit 201 including an imaging surface on which pixel blocks each including a plurality of pixels are two-dimensionally arranged, exposure parameters being separately settable for the pixel blocks; a determination unit 401 configured to determine a first exposure parameter and a second exposure parameter so that a difference between the first exposure parameter and the second exposure parameter is greater than or equal to a predetermined value; an exposure control unit 402 configured to set the first exposure parameter and the second exposure parameter, each determined by the determination unit 401, alternately to control imaging by the imaging unit; and a display unit 104 configured to display an image captured by the imaging unit.SELECTED DRAWING: Figure 4