Abstract: [Object] To reproduce a plurality of video contents recorded on a recording medium on one screen and select and reproduce any of the video contents without using a plurality of dedicated decoders. [Solving Means] A recording/reproducing apparatus (100) reads single angle videos (21) that are shot from a plurality of angles and a multi-angle video (22) obtained by performing authoring on those single angle videos (21) so as to be reproducible on one screen from a BD-ROM (10), combines a time-line operation bar (61) and a cursor (66) with the multi-angle video (22), and displays a multi-angle screen (60). When an operation of selecting a single angle video (21) on which the cursor (66) is positioned is performed on the multi-angle screen (60), the single angle video (21) is reproduced in full screen based on a time code at a time when the selection operation is made.

Abstract: Disclosed herein is an image processing apparatus for vehicles which, when image input sources correspond to two or more image input channels, includes a plurality of central processors for image control of the channels, respectively, wherein a master central processor for controlling the other central processors is selected from among the plurality of central processors and images of the channels are stored as one file under control of the master central processor, thereby enhancing video recording quality and simplifying storage and recording of the videos. An image processing method for vehicles is also disclosed herein.

Abstract: A helmet- or head-mounted video recording system is provided for mounting on a piece of head gear such as a head-protective helmet. The system includes a camera module attachable to the head gear, including a first video camera integrated into the camera module for generating a video signal. A recording module is removably attachable to the head gear and is adapted to receive the video signal and store data representative of the video signal. A power supply module is removably attachable to the head gear and is electrically connectable to the camera module and the recording module.

Abstract: A video processing system includes: a merge server configured to decode a plurality of individual videos provided from video providing units, encode the plurality of individual videos by adjusting an amount of data of each of the individual videos to generate a preliminary video, and provide the preliminary video; a display server configured to receive the preliminary video and configure final videos according to output conditions of a display device; and a control server configured to receive the output conditions from the display server and transfer an output control signal with respect to the preliminary video to the merge server. When a user wants, individual videos provided from the plurality of video providing units can be displayed on a display device without sacrificing resolution and a frame rate, and since videos can be zoomed in/out and panned in real time, operational responsiveness and usage efficiency of the video processing system can be enhanced.

Abstract: An apparatus and method for receiving a current video frame of a program video having a plurality of scene cuts switching between video segments originating from respective cameras of a plurality of cameras and automatically identifying the camera from which the current video frame originated. The apparatus having a feature database storing predetermined features for a plurality of cameras filming a program video originating from the plurality of cameras, a recognition unit receiving a current video frame of the program video, extracting features from the current video frame, and comparing the features to the previously stored features and a camera model estimator computing an estimated camera model based on corresponding feature pairs and previously stored features, wherein if the estimated camera model is within a predetermined threshold of a stored camera model for one of the plurality of cameras, that camera is identified as originating the current video frame.

Abstract: An image pickup apparatus includes a touch panel used for displaying various screens, each including a plurality of buttons from which a user selects a desired button, a menu screen display controlling unit for controlling the touch panel to sequentially display menu screens through which the user navigates to a setting screen for setting a predetermined function in accordance with the selected buttons, and a guide screen display controlling unit for controlling the touch panel to sequentially display guide screens through which the user navigates to the setting screen in accordance with the selected buttons in a path different from that of the menu screens, each of the guide screens displaying a button or description regarding at least the purpose or effect of the operation. An initial screen of the touch panel includes a menu button for entering the menu screen and a guide button for entering the guide screen.

Abstract: Methods and systems are disclosed including a computing device configured to allow a user to view a multi-stream video from a selected angle/direction with respect to the contents of the multi-stream video, under the user's control. The multi-stream video is generated using multiple Image Acquisition Devices (IAD), such as cameras, simultaneously, consecutively, or independently filming a scene. Each image data stream may be uniquely identified to allow selective real-time playback of image data streams under user control. The user may dynamically change the selection of an image stream, and thus the viewing angle, while viewing a recorded scene or may dynamically change the selection of an image stream to simulate panning of a scene. Multiple image streams of the same scene may be selected and viewed simultaneously to provide 3D or other visual effects.

Abstract: An information recording apparatus has a stop mode in which only recording means comprised of a rotatable drum on which a recording head is mounted and recording medium driving means comprised of a capstan/pinch roller are stopped, which stop mode can be changed from a record temporary stop mode. During the stop mode of the recording means and the recording medium driving means, a video signal photo-taken by a camera of the information recording apparatus can be outputted externally, and, change to the stop mode is made effective by a combination of user's selection and/or presence/absence of an external connection device.

Abstract: An image capturing apparatus selects one of image capturing conditions to be used for capturing images as a reference condition when a total of image capturing time of one frame in each image capturing condition to be used for capturing images is longer than one frame period at a predetermined frame rate, and captures images at the predetermined frame rate under the reference condition, and captures images at a frame rate lower than the predetermined frame rate under the other image capturing conditions. A playback apparatus detects a motion between frames of a moving image captured under the reference condition when the image capturing condition of the playback moving image is not the reference condition, and generates an interpolation frame for interpolating between frames of the playback moving image based on the detected motion.

Abstract: The present invention relates to a method for creation of a sound series of photographs. A sound series is produced by a camera and is audible to the user of the device. At various instants of the sound series, the user takes photographs and the device records the instant when the photograph was taken. A table is created associating each photograph with the instant of the sequence when it was taken. The sound sequence terminates then ending the series of photograph takes. Then, the photographs are assembled to form a single panoramic image, a part of the panoramic image is then displayed by an animation. The panoramic image thus created, the sound sequence and the table are assembled to form a panoramic sound image. During the reproduction of the panoramic sound image, each photograph is displayed at the instant associated by the table.

Abstract: Systems and methods of editing media data are described. One such method includes displaying a representation of a first and second media data instances. Each media data instance is displayed along a corresponding one of a plurality of lines at a corresponding one of a plurality of positions. The corresponding position is chosen in accordance with a capture time associated with the media data instances, such that when the media data instances have overlapping capture times the media data instances with overlapping capture times are displayed on different ones of the lines. The method further includes determining an overlap region for the first media and second media data instances having overlapping capture times. The method further includes combining a plurality of frames within the overlap region of the first media data instance and the second media data instance according to an overlap style to produce an output media data.

Abstract: Methods and systems are disclosed including a computing device configured to allow a user to view a multi-stream video from a selected angle/direction with respect to the contents of the multi-stream video, under the user's control. The multi-stream video is generated using multiple Image Acquisition Devices (IAD), such as cameras, simultaneously, consecutively, or independently filming a scene, each IAD having a different position with respect to each of the other IADs. Each image data stream obtained from each IAD may be uniquely identified to allow selective real-time playback of image data streams under user control. Each image data stream represents a corresponding viewing angle to the user. The user may dynamically change the selection of an image stream, and thus the viewing angle, while viewing a recorded scene. Multiple image streams of the same scene may be selected and viewed simultaneously to provide 3D or other visual effects.

Abstract: An electronic device and a corresponding managing method include arranging a plurality of cameras into two camera groups, and setting a switch interval. A plurality of analog to digital converters (ADCs) in the electronic device uses first channels to acquire a first image and a second image from each camera from a first camera group. If the second image matches the corresponding first image of each camera in the first camera group and the switch interval elapses, the first channels of the ADCs are switched to second channels to acquire images from each camera in a second camera group.

Abstract: A system that enables an event or moments within an event to be captured and provided in a record that preserves at least some aspects of the participant's perspective of the event. In particular, the present invention involves centralized recording of the event in one or more modes including video, audio, and still image recordings and a system that enables a participant (i.e., one who perceives the event) to select portions of the event recording substantially contemporaneously with the event occurrence. A personalized record is made by duplicating the selected portions from the event record. In a particular example, the personalized record is recorded on a digital media such as a compact disc (CD) or digital video disk (DVD) or the like.

Abstract: To prevent information required for reproducing of a 3D/multi-viewpoint image being lost even in a case in which editing or the like of the 3D/multi-viewpoint image is performed using a device or application software that does not support 3D/multi-viewpoint images, a compound-eye digital camera can switch between a multi-viewpoint image taking mode that images a subject image viewed from a plurality of viewpoints and a single viewpoint image taking mode that takes a subject image viewed from a single viewpoint. When taking an image in the multi-viewpoint image taking mode, the compound-eye digital camera sets a protect flag for multi-viewpoint images acquired with an image pickup device and records the multi-viewpoint images. As a result, the taken multi-viewpoint images are protected, and erasure or editing of the images cannot be performed without permission.

Abstract: According to one embodiment of the present invention is applied to an apparatus which performs automatic recording based on a timer recording list. A transmitting/receiving module is connected to a network. Preference information retrieved from another recording apparatus via the transmitting/receiving module is once set directly in a first storage module. A second storage module saves a timer recording list in which the preference information in the first storage module is reflected. As a result, the preference information retrieved from the other recording apparatus is once set directly in the first storage module, and the preference information in the first storage module is reflected in the timer recording list.

Abstract: An object of the invention is to provide an image record apparatus and an image record method that can improve the use efficiency of a record medium for recording a video image from a camera. A NW control section (141) acquires the image quality and the resolution set in a camera (10) performing pre-record and calculates the maximum image size that can be transmitted by the camera (10), and a file system (142) calculates the number of images from the preset pre-record rate and pre-record time and reserves an area corresponding to the maximum image size of one pre-record image calculated by the NW control section (141) in an HDD (146). The NW control section (141) records a pre-record image transmitted from the camera (10) in the area reserved by the file system (142). When it records as many pre-record images as the number of pre-record images, it returns to the beginning of the area reserved by the file system (142) and continues recording a pre-record image is continued.

Abstract: A scene segment dividing device which can precisely specify a break segment and an in play segment based on a sports image and can precisely manage a series of offenses in the in play segment as each scene segment. A scene segment division unit extracts ball track information in an in play segment based on specified break segments to divide the information into scene segments.

Abstract: A handheld device in connection with an audio/video system receives and processes video and/or audio signals and displays images to a user or produces sound audible to user. The handheld device may provide for capturing and storing images or continuous video. The handheld also may provide for enhanced viewing of the event using an optics system.

Abstract: The present invention relates systems and methods of electromagnetic protection for integrated video and electromagnetic detector security system equipment. A security system configured to be protected from electromagnetic events or attacks includes a quantity of video cameras and a quantity of electromagnetic event detectors disposed at a facility. The system also includes an electromagnetically-shielded cabinet containing computing equipment and a storage media. The electromagnetically-shielded cabinet is configured to receive data from each of the quantity of video cameras and electromagnetic detectors and store the data on the storage media, whereby, in the event of an electromagnetic event, information at the time of the event can be preserved on the storage media.

Abstract: An information delivery apparatus includes an encoder for encoding and packetizing digital data of an image or an audio, a frame assembly identification packet insertion unit for inserting a frame assembly identification packet including time information in the data packetized by the encoder on a frame assembly basis, and a transmission side communication module for outputting to a network the stream data having the frame assembly identification packet inserted therein by the frame assembly identification insertion unit.

Abstract: A system for image processing is provided. The system includes a region of interest (ROI) module receiving video from a camera and detects a ROI(s) in a first image. A lookup table generates a value responsive to block type for a first vanishing point (VP). A labeling module identifies a point “p” most close to the first VP, a point “q” most remote to the first VP and a length “h” between “p” and “q” in each ROI(s), and generates information on p, q and h. Another lookup table generates information on p?, q? and h?, wherein p? is a point most close to a second VP, q? is a point most remote to the second VP and h? is a length between p? and q? in ROI(s) in the second image. A transforming module transforms ROI(s) in the first image into an ROI in the second image.

Abstract: A method, system and computer program provide a mechanism for smoothing the transition back from a virtual (computer generated) scene to a related video stream. An event such as a user input or timeout is received triggering a return to display of the video stream from a virtual scene related to content of the video stream. A number of time points and/or camera angles are either presented to the user or are automatically searched for the best match. The list may be presented in order according to an automatically detected matching criteria. The virtual scene may a scene constructed locally within a computer or digital video recorder (DVR) and the matching performed locally based on angle and time information provided from a content provider such as a server, or the virtual scene generation and matching may be performed at a remote location such as the content server.

Abstract: Under an internet environment, video images of actual roads, stores or the like are distributed, an arbitrary tag can be attached to the video images or information can be written in them and further a plurality of layers are set to the video images in the same area. An administrator device (200) stores a CV video image obtained by adding, to a video image of an arbitrary object area, a CV value indicating three-dimensional values of camera positions and attitudes during shooting, stores a CV tag which is displayed in a synthesized manner at an arbitrary designated position in the CV video image, generates a plurality of layers to be overlapped with the CV video image and having the same coordinate system as that of the CV video image, and stores the generated layers in association with the corresponding CV video images.

Abstract: Embodiments of the disclosure provide for systems and methods for searching video data for events and/or behaviors. An inference engine can be used to aide in the searching. In some embodiments, a user can specify various search criteria, for example, a video source(s), an event(s) or behavior(s) to search, and an action(s) to perform in the event of a successful search. The search can be performed by analyzing an object(s) found within scenes of the video data. An object can be identified by a number of attributes specified by the user. Once the search criteria has been received from the user, the video data can be received (or extracted from storage), the data analyzed for the specified events (or behaviors), and the specified action performed in the event a successful search occurs.

Abstract: Described herein are systems and methods for managing video data. Embodiments are described by reference to a Digital Video Management (DVM) system which makes use of a plurality of camera servers. Each camera server is configured to utilise video data from an assigned one or more streaming units. For example, a camera server is optionally configured to make available live video data from a given streaming unit, and/or record to disk video data from that streaming unit. The system includes a plurality of such video streaming units, each streaming unit being configured to stream, onto a network, video data for a respective camera. At least one video streaming unit is a multi-stream unit configured to provide video data for its respective camera concurrently via at least a first and second stream. Embodiments of the present invention are directed towards systems and methods for making use of such a multi-stream unit for providing advantageous DVM functionalities.

Abstract: A method (400) of displaying video data using a video recording system (100). The method (400) records a first stream of video data captured by a first camera (e.g., 103) and a first event associated with the first camera (103). The method records a second stream of video data captured by a second camera (e.g., 104) and a second event associated with the second camera (104). A playback speed is determined based at least on a difference between a current play time position and a time position of a nearest one of the first event and the second event. The first stream and the second stream of video data are displayed in a synchronized manner. The first stream of video data and the second stream of video data are displayed at the playback speed.

Abstract: A recording medium in which a left-view video stream and a right-view video stream are recorded in an interleaved transport stream file. The interleaved transport stream file is identified by a combination of (i) an equivalent identification number being equivalent with the file reference information and (ii) a file extension indicating that video streams are stored in the interleaved manner, the equivalent identification number. Among Extents that constitute the interleaved transport stream file, Extents constituting the left-view or right-view video stream are identified as a normal-format transport stream file by a combination of (i) the equivalent identification number being equivalent with the file reference information and (ii) a file extension indicating that video streams are stored in a normal manner.

Abstract: The video summarization system and method supports a moving sensor or multiple sensors by mapping imagery back to a common ortho-rectified geometry. The video summarization system includes at least one video sensor to acquire video data, of at least one area of interest (AOI), including video frames having a plurality of different perspectives. The video sensor may be a moving sensor or a plurality of sensors to acquire video data, of the at least one AOI, from respective different perspectives. A memory stores the video data, and a processor is configured to cooperate with the memory to register video frames from the AOI, ortho-rectify registered video frames based upon a common geometry, identify events within the ortho-rectified registered video frames, and generate a video summary of selected events shifted in time within a selected AOI based upon identified events within the ortho-rectified registered video frames.

Abstract: To prevent information required for reproducing of a 3D/multi-viewpoint image being lost even in a case in which editing or the like of the 3D/multi-viewpoint image is performed using a device or application software that does not support 3D/multi-viewpoint images, a compound-eye digital camera can switch between a multi-viewpoint image taking mode that images a subject image viewed from a plurality of viewpoints and a single viewpoint image taking mode that takes a subject image viewed from a single viewpoint. When taking an image in the multi-viewpoint image taking mode, the compound-eye digital camera sets a protect flag for multi-viewpoint images acquired with an image pickup device and records the multi-viewpoint images. As a result, the taken multi-viewpoint images are protected, and erasure or editing of the images cannot be performed without permission.

Abstract: An electronic device and a corresponding managing method include arranging a plurality of cameras into two camera groups, and setting a switch interval. A plurality of analog to digital converters (ADCs) in the electronic device uses first channels to acquire a first image and a second image from each camera from a first camera group. If the second image matches the corresponding first image of each camera in the first camera group and the switch interval elapses, the first channels of the ADCs are switched to second channels to acquire images from each camera in a second camera group.

Abstract: A left view graphics stream and a right view graphics stream recorded on a recording medium each include one or more display sets, and the display sets are data groups used for displaying one screen worth of one or more graphics objects. The one or more display sets included in the left view graphics stream are in one-to-one correspondence with the one or more display sets included in the right view graphics stream, and an identical playback time for the video stream on the playback time axis is set in each of the corresponding display sets. Each display set includes state information indicating whether the data is all data necessary for displaying one screen worth of one or more graphics objects, or is a difference from the immediately previous display set, and the state information included in corresponding display sets indicate identical content.

Abstract: A system and method is provided for enabling venue-to-venue communication. A message is sent from a messaging device located in a first venue. The system receives the message via a communications network. The system transmits the message via the communications network to a local venue exchange associated with a second venue. The message is presented to an audience present at the second venue.

Abstract: A “hold” feature on a user operated remote control allows a currently displayed track or view to be maintained while a video presentation is being played. As a user is watching a presentation that uses multiple camera views shown one-at-a-time as in a standard edited cut (i.e., “director's cut”) of a movie, the user can press a button when the user sees a camera view or scene of particular interest. Thereafter, the track associated with the camera view or scene that was showing when the hold button was pressed will continue to be played in place of the presentation. To return to the edited cut the user depresses the hold button again. The held track will continue to play until the user decides to resume presentation of the edited program or until the held track ends. Upon ending, the program track is resumed. While holding a track the user is free to select other available tracks in addition to jumping back to the program track at any time.

Abstract: A data recording apparatus and a data recording system of the present invention includes buffer memories 2a to 2c that accumulate data in a plurality of channels transferred from an external appliance on a channel basis, a data selector 3 that reads the data accumulated in the buffer memories 2a to 2c, and a data drive 4 that records the data read by the data selector 3 onto a magnetic tape, wherein the data selector 3 selectively reads the data accumulated in the buffer memories 2a to 2c, and outputs the data in an order of recording onto a magnetic tape in the tape drive 4. According to such a configuration, a data recording apparatus that can be realized at low cost and a recording system using the data recording apparatus can be provided.

Abstract: A system for creating customized audiovisual content is provided. The system includes a location cue system for providing a plurality of synchronized location cues to direct a plurality of movement sequences for an actor. A speech cue system for providing a plurality of synchronized speech cues to direct a plurality of spoken sequences for the actor. A sequence controller for receiving location cue data and speech cue data and controlling the location cue system and the speech cue system.

Abstract: A left view graphics stream and a right view graphics stream recorded on a recording medium each include one or more display sets, and the display sets are data groups used for displaying one screen worth of one or more graphics objects. The one or more display sets included in the left view graphics stream are in one-to-one correspondence with the one or more display sets included in the right view graphics stream, and an identical playback time for the video stream on the playback time axis is set in each of the corresponding display sets. Each display set includes state information indicating whether the data is all data necessary for displaying one screen worth of one or more graphics objects, or is a difference from the immediately previous display set, and the state information included in corresponding display sets indicate identical content.

Abstract: A left view graphics stream and a right view graphics stream recorded on a recording medium each include one or more display sets, and the display sets are data groups used for displaying one screen worth of one or more graphics objects. The one or more display sets included in the left view graphics stream are in one-to-one correspondence with the one or more display sets included in the right view graphics stream, and an identical playback time for the video stream on the playback time axis is set in each of the corresponding display sets. Each display set includes state information indicating whether the data is all data necessary for displaying one screen worth of one or more graphics objects, or is a difference from the immediately previous display set, and the state information included in corresponding display sets indicate identical content.

Abstract: A left view graphics stream and a right view graphics stream recorded on a recording medium each include one or more display sets, and the display sets are data groups used for displaying one screen worth of one or more graphics objects. The one or more display sets included in the left view graphics stream are in one-to-one correspondence with the one or more display sets included in the right view graphics stream, and an identical playback time for the video stream on the playback time axis is set in each of the corresponding display sets. Each display set includes state information indicating whether the data is all data necessary for displaying one screen worth of one or more graphics objects, or is a difference from the immediately previous display set, and the state information included in corresponding display sets indicate identical content.

Abstract: There is disclosed an image recording apparatus which automatically records location information that the user can easily understand in an image recording apparatus which records a sensed image and location information associated with the image sensing location of that image in association with each other. An image recording apparatus of this invention includes an area information reception unit for acquiring area information broadcasted by an external apparatus such as a wireless base station or the like, and automatically acquires information associated with an area where the image recording apparatus is located. The apparatus records a sensed image signal and area information in association with each other.

Abstract: A system that enables an event or moments within an event to be captured and provided in a record that preserves at least some aspects of the participant's perspective of the event. In particular, the present invention involves centralized recording of the event in one or more modes including video, audio, and still image recordings and a system that enables a participant (i.e., one who perceives the event) to select portions of the event recording substantially contemporaneously with the event occurrence. A personalized record is made by duplicating the selected portions from the event record. In a particular example, the personalized record is recorded on a digital media such as a compact disc (CD) or digital video disk (DVD) or the like.

Abstract: Described herein are systems and methods for managing video data. In overview, various embodiments provide software, hardware and methodologies associated with the management of video data. In overview, a video management system (such as a surveillance system) includes a plurality of camera servers, each of which being configured to make available stored video data for one or more assigned cameras. A given one of the cameras is reassigned from a first one of the camera servers to a second one of the camera servers. The system is configured such that, in the event that a client places a request for video data from that camera for a time period overlapping with the reassignment, the client is provided with a playback stream that seamlessly traverses the reassignment.

Abstract: An optical image recordation and image evaluation system has an imaging beam path and at least two digital cameras and a beam splitter. The beam splitter splits the light of the imaging beam path and conducts the same to respective digital cameras. The start time points for image recordation by the digital cameras are synchronized with respect to each other and the beam splitter is a dichroic beam splitter. The synchronization of the start time points preferably has an accuracy which is equal to or less than 1/1000th of the shortest exposure time of the digital cameras so that simultaneous images are recorded in different spectral ranges.

Abstract: A system and method for effectively utilizing a recorder device includes a timecode generator that generates timecode for synchronizing electronic information. A transceiver of the recorder device wirelessly transmits the timecode to a plurality of cameras. The cameras capture video data and audio data, and timecode managers of the respective cameras combine the received timecode with the captured video data and audio data to produce camera data. The cameras then wirelessly transmit the camera data to the recorder device for storage in a recorder memory. The recorder device may also receive and store PA audio data from a public address system. Furthermore, a computer device may communicate with the recorder device to perform various types of editing procedures on the stored camera data and PA data to produce edited data.

Abstract: The present solution provides intelligent and effective systems and methods for meeting new people online for the purpose of social and business networking through the use of a video-based online usage platform. In various embodiments, the methods comprise intelligent and cost-effective processes for conducting interviews of clients, e.g., filming and producing of video clips demonstrating their personality, character traits, communications skill and other skills. In certain embodiments, the inventive systems provide for intelligent and cost effective production of video clips of a client being interviewed through a real-time automated video-production method. The online video networking system also provides an intelligent usage platform allowing the broadcasting of client-interview video clips and user-generated content online. Lastly, the video networking system comprises an intelligent usage platform providing for searching and browsing of online client-interview video clips and user-generated content.

Abstract: A digital video recording system includes a number of cameras, a video decoder, a video multiplexer, a video stream compressor, a processor, a storage system, a video stream de-compressor, a video encoder, and a number of switch units. The video decoder, the video multiplexer, the video stream compressor, the processor, and the storage system are connected in series. The processor is also connected to the video stream de-compressor and the video encoder in series. Each switch connects one of the number of cameras to the input of the video decoder or connects the output of the video encoder to the input of the video decoder selectively.

Abstract: A video recorder connected to a plurality of cameras and a plurality of client devices and a method of controlling the video recorder are provided. The method includes: setting a plurality of buffers, in a memory of the video recorder, corresponding to the plurality of cameras, respectively, and setting a plurality of positions in at least one buffer of the buffers for loading image data input from a corresponding camera of the plurality of cameras; loading, in the at least one buffer, the image data on given positions of the plurality of positions; and transmitting the loaded image data to the plurality of client devices so that each of the plurality of client devices receives the image data input from a same corresponding camera.

Abstract: A video processing system is provided. The video processing system includes: a camera that compresses a captured video and provides the compressed video; a video preparation unit including a playback server that decodes a moving picture compression stream transmitted from the camera and a video processor that processes a video decoded by the playback server; and a display device that displays a video prepared and provided by the video preparation unit. Accordingly, a video captured and compressed by a camera is prepared by decoding, and the video is configured with various output conditions so as to be displayed on a display device.