Control method in image capture system, control apparatus and computer-readable storage medium
FIELD: information technology.
SUBSTANCE: invention relates to imaging and a method of controlling an image capturing system, comprising first and second image capture apparatus. Method includes determining whether likelihood of a recognised object in an image captured by image capture apparatus exceeds a predetermined likelihood. If likelihood of recognised object does not exceed predetermined likelihood, area of visual representation of second image capture apparatus is controlled so that area of visual representation of second image capture apparatus becomes wider than when likelihood of recognised object in image captured by first image capture apparatus exceeds a predetermined likelihood.
EFFECT: technical result is shorter time for searching for a target object.
12 cl, 6 dwg
FIELD: physics, communications.
SUBSTANCE: invention relates to network control means for controlling a photography network in a suitable manner. A plurality of devices, which includes a master device which outputs a control command to control a photographic operation, and a slave device which executes the control command belong to a photography network. The network control device preferably defines, from the plurality of devices belonging to the photography network, a master device as a candidate device which will become the new network control device when the network control device is disconnected from the photography network controlled by the network control device itself.
EFFECT: high stability of operation of the network.
16 cl, 1 tbl, 8 dwg
SUBSTANCE: disclosed is an image capturing device which captures a plurality of primary images in continuous capturing mode. The image capturing device includes an image capturing means configured to capture a plurality of auxiliary images during the interval between capturing a primary image and capturing the next primary image. The device also comprises a means of determining a primary object configured to determine a primary object. Furthermore, the device comprises first and second object tracking processing means. The first object tracking processing means is configured to detect an area where an object identical to a primary object exists, from a first area which is part of a first auxiliary image, from a plurality of auxiliary images.
EFFECT: high accuracy of the object tracking function of an image capturing device during continuous capture owing to elimination of time delay between detection of an object and obtaining focus information at the position of the object.
10 cl, 12 dwg
SUBSTANCE: this device comprises electrical drive of remote control, motion transfer system, actuators and at least one video observation chamber. Besides, two electrical drives located at operator room transmit rotation by shafts through radiation protection wall to research "hot" chamber. Note here that first motor drives via worm gearing the remote control device. Second motor displaces flat rack with video camera in circle in plane perpendicular to horizon.
EFFECT: expanded range of video observation.
4 cl, 1 dwg
FIELD: physics, video.
SUBSTANCE: invention relates to transmission of packetised video data. The camera system comprises a plurality of camera devices and a relay device, which includes: a receiving unit having input ports, each connected to corresponding camera devices for receiving packetised video data from the corresponding one camera from the plurality of camera devices, wherein each port has an address; an output means having at least one port connected to a destination device and having an output port address; a control unit for determining sampled packetised video data from a specific one of the plurality of camera devices based on a destination address included in said packetised video data, wherein the control unit has a switching table for communication of the input port address with the output port address; and a switching unit which responds to user input for sampled change of the input port address, associated with the determined output port address, or for changing the output port address associated with the input port address, and for sampling and outputting at the associated port sampled packetised video data based on frames.
EFFECT: simple interconnection using IP and facilitating system modification.
14 cl, 12 dwg, 4 tbl
FIELD: physics, photography.
SUBSTANCE: invention relates to digital imaging devices. The result is achieved due to that statistics logic may determine a coarse position which indicates an optimal focus area which, in one embodiment, may be determined by searching for the first coarse position in which a coarse auto-focus score decreases with respect to a coarse auto-focus score at a previous position. Using this position as a starting point for fine score searching, the optimal focal position may be determined by searching for a peak in fine auto-focus scores. In another embodiment, auto-focus statistics may also be determined based on each colour of the Bayer RGB, such that, even in the presence of chromatic aberrations, relative auto-focus scores for each colour may be used to determine the direction of focus.
EFFECT: determining an optimal focal position using auto-focus statistics.
19 cl, 4 tbl, 97 dwg
FIELD: physics, video.
SUBSTANCE: invention relates to camera control means. The method comprises acquiring first information used to control a first area specified within a full image captured by a camera unit; acquiring second information used to control a second area specified within the full image; controlling mechanical movement of the camera unit based on the first information input; acquiring an image of the first area from the full image captured by the camera unit and extracting an image of the second area from the first area based on the second information.
EFFECT: high range of the obtained image.
18 cl, 20 dwg
SUBSTANCE: image processing system may include a control circuit configured to determine if a device is operating in single sensor mode (with one active sensor) or double sensor mode (with two active sensors). When operating in single sensor mode, data may be provided directly to a pixel preprocessing unit from the sensor interface of the active sensor. When operating in double sensor mode, image frames from the first and second sensors are transmitted to a pixel preprocessing unit alternately. For example, in one embodiment, image frames from the first and second sensors are recorded in memory and then read in the pixel preprocessing unit alternately.
EFFECT: wider range of technical capabilities of an image forming apparatus, particularly image data processing.
19 cl, 79 dwg, 4 tbl
FIELD: physics, optics.
SUBSTANCE: invention relates to a camera and a system having a camera, wherein the ratio of the distance between the lens and the sensor to the focal distance varies during exposure. The invention also relates to a method of deconvoluting image data. A variation frequency which enables to form an image which is invariant with respect to movement is set.
EFFECT: reduced blur due to movement.
17 cl, 24 dwg, 1 tbl
FIELD: physics, photography.
SUBSTANCE: invention relates to image capturing devices. The result is achieved due to that the image capturing device includes a photographic lens which forms an image of an object, a photoelectric conversion unit located in the predicted image plane of the photographic lens, a display unit which displays the photographed image obtained by the photoelectric conversion unit, an image display control unit which displays the photographed image through the display unit after obtaining the photographed image through the photoelectric conversion unit, a distance information acquisition unit which obtains information on distance in the photographed image, and a blur correction unit which corrects blurring on the photographed image based on information on distance obtained by the distance information acquisition unit. The image display control unit displays the photographed image, where multiple distances in the photographed image are focused.
EFFECT: correcting blurring based on information on distance of an object included in the photographed imaged.
13 cl, 25 dwg
FIELD: physics, video.
SUBSTANCE: invention relates to a video surveillance and camera control system capable of performing panoramic turning and tilted turning of the camera. The camera platform system has a camera which captures an object image to generate a frame image, camera platforms which turn a camera about a panning axis and a tilt axis and image processors which generate a visual image based on the frame image. When a camera passes through a predefined angular position for turning about the tilt axis, an image processor generates a first visual image corresponding to the image formed by turning the frame image by an angle greater than 0 degrees but less than 180 degrees about the panning axis in a predefined angular position before generating a second visual image corresponding to the image formed by turning the frame image 180 degrees about the panning axis.
EFFECT: reducing unnaturalness of change in direction of movement of an object in a visual image in order to reduce errors when tracking an object.
8 cl, 15 dwg
FIELD: physics, computation hardware.
SUBSTANCE: invention relates to video monitoring of vast forest territories for early detection of forests fires with the help of passive optical location. Proposed system comprises multiple video servers with each video server supports one or more video cameras, one or more target servers and multiple computer terminals. Said video servers analyse video data received from video cameras to reveal ignition indications so that the data on potential danger can be compiled and referenced to video data and to send formed data object to target server. Said target server receives the potential object data object to compare said object with previously stored data on potential danger. Then, proceeding from the results of comparison, the following measures are taken: memorisation of received data object, updating of one of previously stored data objects and updating of received data object to transmit one or more potential danger data objects to computer terminal. The latter receives said potential danger data objects to output them to operator.
EFFECT: efficient organisation of data traffic without application of high-speed channels, flexible control over resources.
22 cl, 13 dwg
SUBSTANCE: method comprises panoramic surveillance in the area of the guarded facility by forming an image which provides simultaneous all-round view in a region close to a hemisphere, i.e. in a spatial angle of 360° on the azimuth and tens of degrees on the elevation.
EFFECT: enabling panoramic surveillance of an area of a guarded facility.
5 cl, 9 dwg
FIELD: physics, video.
SUBSTANCE: invention relates to video surveillance, primarily of open spaces, with fire hazard monitoring and can be used to monitor forest areas in regions with underdeveloped infrastructure. The method comprises video monitoring of a protected area; selecting mobile regions on the obtained image; comparing said regions with reference images from a library of images and making a decision on burning based on the similarity of the obtained images and the available images; wherein mobile objects are selected on the image by breaking down the whole image into rectangular blocks; the shifting of blocks over time is diagnosed from the shift of the centre of a block; separate mobile blocks are merged by spatial clusterisation; time clusterisation of mobile objects is carried out based on a criterion of the intersection of trajectories of separate blocks with each other, wherein the shape of a mobile object is reconstructed by cutting off short edges, joining adjacent boundary points and smoothing the obtained boundaries, wherein the internal region of the object is reconstructed on the obtained boundary, and clusterisation of the selected mobile object is carried out on the normal component of optical flux.
EFFECT: high probability of recognising signs of fire on an open area owing to early detection of fire from smoke traces and air currents.
3 cl, 1 dwg
FIELD: physics; control.
SUBSTANCE: invention relates to video monitoring systems and a control method therefor. The video monitoring system comprises a signal interface gateway which receives, respectively, control signals from a digital video monitoring system and/or a matrix video system in an analogue video monitoring system and accordingly converts the control signals from the digital video monitoring system and/or control signals from the matrix video system. Said conversion includes creating a relationship table in the signal interface gateway which represents relationships between channels of the digital video monitoring system and channels of the matrix video system, and performs conversion of the control signals according to the relationship table.
EFFECT: providing mutual control of an analogue video monitoring system and a digital video monitoring system.
6 cl, 10 dwg
FIELD: physics, signalling.
SUBSTANCE: invention relates to security signalling, particularly, to video surveillance means for detection and identification of trespassers that penetrate through security borders and actuate the detection means. Proposed system consists of central control board and sets of remotely addressed video cameras connected with central control board via switchboard channel. Switchboard channel is composed by digital data transmission network via two-way serial communication interface.
EFFECT: higher reliability owing to higher quality of video pictures, around-the-clock video surveillance with IR-floodlight illumination of video camera coverage area.
13 cl, 5 dwg
FIELD: physics, video.
SUBSTANCE: invention relates to video surveillance systems using means of recognising hazardous at a secure facility. The device comprises at least one video camera which is capable of converting a video signal to a digital video signal, a video signal storage unit, a unit for converting the digital video signal to a sequence of images on a video monitor screen, and further includes a manipulator of a control unit of the conversion unit which is such that movement of the manipulator corresponds to change in images on the video monitor screen, and the direction and rotational speed of the wheel corresponds to the sequence and rate of change of successive images; the device includes an event analyser which picks up events from the digital video signal which require the attention of the operator, and generates a labelling signal upon picking up an event which requires the attention of the operator; the device further includes an event display in form of a wheel, which is such that its rotation corresponds to the rotation of the manipulator of the control unit, and the event display displays images of labels of events recorded by the camera which require the attention of the operator.
EFFECT: high reliability of security and accuracy of recognition.
8 cl, 3 dwg
FIELD: radio engineering, communication.
SUBSTANCE: playback control system comprises: a video recording means, a motion detecting means and a video playback means, wherein the video recording means is capable of recording video surveillance; the motion detecting means is capable of recognising a video image in real time and labelling a time index for a dynamic frame (dynamic frames) of the video when recording using the video recording means; and the video playback means is capable of obtaining the time index from the motion detecting means and playback the dynamic frame(s) of the video surveillance record in accordance with the time index when playing back the video surveillance record.
EFFECT: shorter time for playing back a video surveillance record without loss of significant information.
8 cl, 2 dwg
SUBSTANCE: computer includes a video card; in the television camera, a first television signal sensor (TSS) is based on an array of charge-coupled devices with "row-frame transfer", and the use of an additional pulse former for clock powering of the photodetector enables summation of charge signals in the memory section accumulated in the photodetector section thereof. As a result, the signal-to-noise ratio for a general view image increases in proportion to the increase in energy of the useful signal thereof, i.e. the number of accumulation frames.
EFFECT: high quality of the general view image due to a higher signal-to-noise ratio at the output of the array of charge coupled devices of the first television signal sensor owing to summation, in the memory section thereof, of charge packets formed in the photodetector section.
5 cl, 10 dwg, 2 tbl
FIELD: information technology.
SUBSTANCE: method includes a setup step where an operator creates a model of the environment by determining the number of cells corresponding to regions of said environment, and then creates a "cell/sensor" connection by defining for each sensor at least one possible position associated with at least one cell. For each position, the operator assigns the sensor a control estimate for the associated cell. The method also includes a working step where a control system, in order to execute a surveillance function, finds those sensors that can be used to execute the requested surveillance function and control said sensors based on control estimates and the "cell/sensor" connections.
EFFECT: high reliability of surveillance systems, particularly video surveillance systems, by providing dynamic adaptation each time a sensor cannot be used by the system.
9 cl, 6 dwg
FIELD: information technology.
SUBSTANCE: passenger carriage video monitoring system has at least one video camera mounted such that it is capable of scanning at least part of the interior of the passenger carriage. The video camera is connected to a video recorder to which a monitoring and control unit is reversibly connected. The video recorder can be connected to a data transmission system and a monitor mounted in the guard's compartment.
EFFECT: safer transportation of passengers.
FIELD: video surveillance.
SUBSTANCE: method includes video surveillance of controlled object state, while into television cable main of object high-frequency television modulated signal is sent, while to receive signal concerning state of S objects, each of which includes group of N video surveillance blocks, including camera and microphone, video-audio signals from each group of N video surveillance blocks are combined along low frequency, received complex video signal is converted from each group of N video surveillance blocks into high-frequency television modulated signal and it is synchronized with unified cable main - coaxial television cable, in arbitrary groups combination, via which received independent S signals are sent to input of visualization and/or recording systems.
EFFECT: higher efficiency.
3 cl, 2 dwg