Abstract: An apparatus for providing a multi-video summary provides video summaries of a single object seen from different angles, the video summaries being generated based on videos of an overlapping area captured by a plurality of imaging devices in different field of views (FOVs). The overlapping area is an area where monitoring areas of the plurality of imaging devices overlap one another.

Abstract: A video management system includes: an imaging device configured to generate a first image by capturing a surveillance area at a first resolution; and a video management server configured to store a second image by converting the first image, wherein the imaging device includes: a high-resolution image storage configured to store the first image; a processor configured to convert the first image into the second image having a second resolution that is lower than the first resolution; and to transmit the second image to the video management server, and the video management server includes: a low-resolution image storage configured to store the second image; and a processor configured to generate low-resolution image metadata and an index of the low-resolution image metadata by analyzing the second image.

Abstract: The present disclosure relates to an apparatus and method for simultaneously playing back and storing media without a plug-in in a web browser. In the present disclosure, since restoration of video, restoration of audio, and backup of media are performed in a multi-threaded manner using a web worker, it is possible to simultaneously perform playback and storage of media. To this end, interworking is performed between a video web worker performing restoration of video, an audio web worker performing restoration of audio, and a backup web worker performing backup of media. According to the present disclosure, it is possible to simultaneously perform playback and backup of media, and it is also possible to stop backup of media and then resume the backup.

Abstract: A media playback apparatus for playing media on a web browser may be provided. The media playback apparatus may include: a receiving unit that receives media data generated in a media service apparatus; a first media restoring unit that decodes the received media data by a first decoder embedded in the web browser; a second media restoring unit that decodes the received media data by a second decoder written in a script, which is parsed by the web browser; a user interface configured to receive a user command; and a decoding controller configured to control the first media restoring unit to decode the received media data in response to the user command corresponding to a playback command and control the second media restoring unit to decode the received media data in response to the user command corresponding to a seek command.

Abstract: A media playback apparatus and a method including a system for preventing a playback delay are provided. The media playback apparatus may include a delay detecting module to detect a playback delay. The playback delay detection may determine a delay caused by a network, decoding and rendering through a single measurement. When the playback delay occurs, it may be possible to eliminate the playback delay by requesting that a server provide media data having a changed profile. Since the playback delay can be determined through a single measurement of a plurality of playback delay factors, it may be possible to simply and stably perform media playback in a manner suitable for a non-plug-in environment.

Abstract: A media playback apparatus and a method for synchronously reproducing video and audio on a web browser are provided. In the media playback apparatus, audio is buffered to be outputted at a time point at which video is outputted, thereby synchronizing the outputs of video and audio. The media playback apparatus may output the video in synchronization with the audio even when video and audio are decoded by different decoders. Therefore, it is possible to implement a decoder separately from a decoder embedded in a web browser in a non-plug-in environment, thereby reducing the dependency on the codec format of the media.

Abstract: An embodiment of the present invention provides a summary image browsing system and method. A summary image browsing method of the present invention may comprise the steps of: tracking motion trajectory of an object from an input video; extracting the object from the input video and then generating a series of object segments; and synthesizing the series of object segments with a background image along the motion trajectory of the object and generating a summary image having a thickness according to an occurrence time interval for each object extracted from the input video.

Abstract: A combustor includes a combustion tube having a cylindrical shape with a combustion space where fuel is combusted and including an inlet through which the fuel is introduced, an outlet through which a gas generated when the fuel is combusted is discharged, and a protrusion protruding inward from a wall surface between the inlet and the outlet; an injection unit configured to inject fuel into the combustion tube through the inlet of the combustion tube; and an additional injection unit located on the protrusion of the combustion tube and configured to inject fuel into the combustion tube.

Abstract: A light amount adjusting device includes: a first linear movement wing and a second linear movement wing respectively connected to a first side of a rotation center of the link and a second side opposite to the first side of the rotation center of the link, each of the first and second linear movement wings provided on the case and configured to linearly move in linear directions between a first position of the first linear movement wing; and a first rotation wing and a second rotation wing respectively connected to the link and rotatably coupled to the case so as to be rotated between a first position of the first and second rotation wings at which at least a portion of the aperture of the case is closed and a second position of the first and the second rotation wing at which the aperture of the case is opened.

Abstract: A camera control apparatus is provided. The camera control apparatus includes: a processor configured to detect a partial image including an object from a first image of a camera, generate a control value for controlling a camera capturing area to position a specific point of the object corresponding to specific coordinates of the partial image on center coordinates of a second image of the camera which is captured by the camera subsequent to the first image based on center coordinates of the partial image and center coordinates of the first image; and a camera drive controller configured to change the camera capturing area based on the control value output from the processor.

Abstract: A real-time video streaming method between a server and a client according to a real-time transport protocol (RTP)/real-time streaming protocol (RTSP) standard protocol, including transmitting a DESCRIBE command including a Require header from a client to a server, wherein the client and the server support the Require header, receiving session description protocol (SDP) information from the server in response to the DESCRIBE command, receiving, at the client, a video from the server according to the RTP/RTSP standard protocol, in response to an encoding attribute of the video transmitted from the server to the client being changed, describing a changed encoding attribute in an RTP extension header of an RTP packet when the RTP packet is first transmitted in an RTP payload type determined according to the changed encoding attribute, and changing, at the client, a decoding setup based on the changed encoding attribute in the RTP extension header.

Abstract: Provided are an image processing device and an image enhancing method. The image enhancement method for the image processing device includes: calculating a first minimum value, a first maximum value, and a first average value of a luminance of a region based on a pixel in an image; calculating a first gain with respect to a pixel having a pixel value between the first minimum value and the first average value, and a second gain with respect to a pixel having a pixel value between the first average value and the first maximum value; and calculating a first correction value by correcting the pixel value of the pixel by using the first gain or the second gain according to a result of comparing the pixel value of the pixel with the first average value.

Abstract: Provided are a cruise control system and method for an autonomous apparatus having a Light Detection and Ranging (LIDAR) device. The cruise control system is implemented by at least one hardware processor and includes an input unit configured to receive scanning information from the LIDAR device, the scanning information related to peripheral environment of the autonomous apparatus; and a main controller configured to determine a scannable region of the peripheral environment and an unscannable region of the peripheral environment based on the scanning information, and to generate obstacle information by detecting a first sunken region in the scannable region and a second sunken region in the unscannable region.

Abstract: Provided are a method of detecting a grain boundary of graphene and a device using the same.

Abstract: Provided is a camera registering apparatus including: a power over Ethernet (PoE) port configured to receive a first camera registration request from a first camera forming a first network; a network port configured to receive a second camera registration request from a second camera forming a second network different from the first network; and a processor configured to, when an allocable channel exists, register the first camera or the second camera in the allocable channel according to an order of receiving the first camera registration request and the second camera registration request.

Abstract: An embodiment of the present invention discloses a method and apparatus for managing display. A method of managing display according to an embodiment of the present invention may include: obtaining display device information including an operation state and a maximum display resolution of each of one or more connection display devices that are sensed to be connected; detecting one or more operation display devices that are operating display devices from among the one or more connection display devices, by referring to the display device information; and determining a resource allocation coefficient of each of the one or more operation display devices, based on at least one of a maximum display resolution of each of the one or more operation display devices and a number of display channels of each of the one or more operation display devices.

Abstract: There is provided a variable vane apparatus including: a housing portion; a plurality of vane gear portions configured to rotate and provided on the housing portion to be spaced apart from one another; a plurality of variable vane portions connected to the plurality of vane gear portions; a drive gear portion configured to transfer power to the plurality of vane gear portions; and a connection gear portion arranged between the plurality of vane gear portions and configured to transfer power amongst the plurality of vane gear portions.