Abstract: The present disclosure relates to an information processing device and an information processing system which enable management of acquisition of a content and use of an acquired content. A content acquired in a content acquisition permission area and ticket identification information associated with the content and configured to identify a ticket for entering the content acquisition permission area are supplied to an external device. Whether or not to permit use of a content is determined on the basis of user-related information that is information regarding a user corresponding to ticket identification information associated with the content acquired in a content acquisition permission area and configured to identify a ticket for entering the content acquisition permission area. The present disclosure can be applied to, for example, an image processing device, an information processing device, an imaging device, an electronic device, an information processing method, a program, and the like.

Abstract: Image processing apparatuses and information processing systems are disclosed. In one example, user information is generated on condition that a session is being established with a provision destination of a captured image, and the user information is provided to an information processing device that stores imaging location information. Alternatively, acquisition of imaging location information is permitted on the basis of permission information obtained from a provision destination on the condition that a session is being established with the provision destination of a captured image, the imaging location information provided from the information processing device associated with an imaging location is acquired in the permitted state, and the imaging location information and the user information are provided to an external device that verifies the user information.

Abstract: A communication control device that includes a synchronization detection unit that detects a synchronization timing from a synchronization signal and a transmission control unit that causes a communication unit to transmit a control signal., for changing a communication route of data to which a flag specified on the basis of the synchronization signal, to a network switch that performs relay between a reception device and a plurality of transmission devices that transmits the data to which the flag is added while changing the flag at the synchronization timing.

Abstract: An information processing apparatus includes a communication unit and a control unit. The communication unit is communicable with a plurality of client apparatuses over the same network that are capable of buffering and reproducing data transmitted from a server by progressive download. The control unit is capable of regularly obtaining buffer time information indicating a buffer time that expresses an amount of data buffered by the plurality of client apparatuses using a time necessary for reproduction of the data. Further, the control unit is capable of determining a client apparatus whose buffer time is minimum among the plurality of client apparatuses as a priority apparatus to which the data should be preferentially transmitted.

Abstract: A communication control device, a communication control method, a network switch, a route control method, and a communication system. The communication control device includes: a synchronization detection unit configured to detect a synchronization timing from a synchronization signal; and a transmission control unit configured to cause a communication unit to transmit a control signal for changing a communication route of data to which a flag specified on the basis of the synchronization signal is added, to a network switch performing relay between a reception device and a plurality of transmission devices transmitting the data to which the flag is added while changing the flag at the synchronization timing, at a timing corresponding to the synchronization timing.

Abstract: A video switcher includes: a reception unit which receives video data within a range of a prescribed bandwidth via a network from video output apparatuses; a transmission unit which selects one or more pieces from among received video data, and transmits the selected one or more pieces to a video processing apparatus; a selection unit which dynamically sets a priority degree of each piece of video data, and selects video data to be received: and a control unit which controls a transmission and reception of video data. When a bandwidth necessary for a reception of new video data is insufficient, the selection unit selects video data for which reception is to be stopped from among video data being received based on the priority degree, and the control unit performs a control so as to stop a reception of selected video data and start a reception of the new video data.

Abstract: A communication control device includes a synchronization detection unit that detects a synchronization timing from a synchronization signal, and a transmission control unit that causes a communication unit to transmit a control signal, for changing a communication route of data to which a flag specified on the basis of the synchronization signal is added, to a network switch performing relay between a reception device and a plurality of transmission devices transmitting the data to which the flag is added while changing the flag at the synchronization timing. The control signal is transmitted at a timing corresponding to the synchronization timing.

Abstract: [Object] To provides a controller capable of switching a video so that the video is not distorted on the receiving side when the video is transmitted using IP multicast [Solution] There is provided a controller including a bandwidth reservation unit configured to, when an instruction given to a receiving device that receives a first video stream transmitted via IP multicast to receive a second video stream after receiving the first video stream is acquired, acquire information on a status of a network topology and a transmitted video stream and to reserve a network bandwidth for transmitting the second video stream in addition to the first video stream, and a reception instruction unit configured to send out an instruction to receive the second video stream to the receiving device by using the network bandwidth reserved by the bandwidth reservation unit.

Abstract: [Object] To provide a communication control device, a communication control method, a network switch, a route control method, and a communication system. [Solution] The communication control device includes: a synchronization detection unit configured to detect a synchronization timing from a synchronization signal; and a transmission control unit configured to cause a communication unit to transmit a control signal for changing a communication route of data to which a flag specified on the basis of the synchronization signal is added, to a network switch performing relay between a reception device and a plurality of transmission devices transmitting the data to which the flag is added while changing the flag at the synchronization timing, at a timing corresponding to the synchronization timing.

Abstract: An information processing apparatus includes a communication unit and a control unit. The communication unit is communicable with a plurality of client apparatuses over the same network that are capable of buffering and reproducing data transmitted from a server by progressive download. The control unit is capable of regularly obtaining buffer time information indicating a buffer time that expresses an amount of data buffered by the plurality of client apparatuses using a time necessary for reproduction of the data. Further, the control unit is capable of determining a client apparatus whose buffer time is minimum among the plurality of client apparatuses as a priority apparatus to which the data should be preferentially transmitted.

Abstract: An information processing apparatus includes a communication unit and a control unit. The communication unit is communicable with a plurality of client apparatuses over the same network that are capable of buffering and reproducing data transmitted from a server by progressive download. The control unit is capable of regularly obtaining buffer time information indicating a buffer time that expresses an amount of data buffered by the plurality of client apparatuses using a time necessary for reproduction of the data. Further, the control unit is capable of determining a client apparatus whose buffer time is minimum among the plurality of client apparatuses as a priority apparatus to which the data should be preferentially transmitted.

Abstract: [Object] To provides a controller capable of switching a video so that the video is not distorted on the receiving side when the video is transmitted using IP multicast [Solution] There is provided a controller including a bandwidth reservation unit configured to, when an instruction given to a receiving device that receives a first video stream transmitted via IP multicast to receive a second video stream after receiving the first video stream is acquired, acquire information on a status of a network topology and a transmitted video stream and to reserve a network bandwidth for transmitting the second video stream in addition to the first video stream, and a reception instruction unit configured to send out an instruction to receive the second video stream to the receiving device by using the network bandwidth reserved by the bandwidth reservation unit.

Abstract: [Object] To provides a controller capable of switching a video so that the video is not distorted on the receiving side when the video is transmitted using IP multicast [Solution] There is provided a controller including a bandwidth reservation unit configured to, when an instruction given to a receiving device that receives a first video stream transmitted via IP multicast to receive a second video stream after receiving the first video stream is acquired, acquire information on a status of a network topology and a transmitted video stream and to reserve a network bandwidth for transmitting the second video stream in addition to the first video stream, and a reception instruction unit configured to send out an instruction to receive the second video stream to the receiving device by using the network bandwidth reserved by the bandwidth reservation unit.

Abstract: A video switcher includes: a reception unit which receives video data within a range of a prescribed bandwidth via a network from video output apparatuses; a transmission unit which selects one or more pieces from among received video data, and transmits the selected one or more pieces to a video processing apparatus; a selection unit which dynamically sets a priority degree of each piece of video data, and selects video data to be received: and a control unit which controls a transmission and reception of video data. When a bandwidth necessary for a reception of new video data is insufficient, the selection unit selects video data for which reception is to be stopped from among video data being received based on the priority degree, and the control unit performs a control so as to stop a reception of selected video data and start a reception of the new video data.

Abstract: A video switcher includes: a reception unit which receives video data within a range of a prescribed bandwidth via a network from video output apparatuses; a transmission unit which selects one or more pieces from among received video data, and transmits the selected one or more pieces to a video processing apparatus; a selection unit which dynamically sets a priority degree of each piece of video data, and selects video data to be received; and a control unit which controls a transmission and reception of video data. When a bandwidth necessary for a reception of new video data is insufficient, the selection unit selects video data for which reception is to be stopped from among video data being received based on the priority degree, and the control unit performs a control so as to stop a reception of selected video data and start a reception of the new video data.

Abstract: A communication apparatus includes: a buffer that accumulates a plurality of data blocks; a buffer controller that reads the data blocks from the buffer to transmit the data blocks; and a transmission unit that transmits, when any of the data blocks is discarded from the buffer during the transmission of the data blocks, dummy data in place of an untransmitted portion of the data block having been discarded.

Abstract: [Object] To provides a controller capable of switching a video so that the video is not distorted on the receiving side when the video is transmitted using IP multicast [Solution] There is provided a controller including a bandwidth reservation unit configured to, when an instruction given to a receiving device that receives a first video stream transmitted via IP multicast to receive a second video stream after receiving the first video stream is acquired, acquire information on a status of a network topology and a transmitted video stream and to reserve a network bandwidth for transmitting the second video stream in addition to the first video stream, and a reception instruction unit configured to send out an instruction to receive the second video stream to the receiving device by using the network bandwidth reserved by the bandwidth reservation unit.

Abstract: A video switcher includes: a reception unit which receives video data within a range of a prescribed bandwidth via a network from video output apparatuses; a transmission unit which selects one or more pieces from among received video data, and transmits the selected one or more pieces to a video processing apparatus; a selection unit which dynamically sets a priority degree of each piece of video data, and selects video data to be received; and a control unit which controls a transmission and reception of video data. When a bandwidth necessary for a reception of new video data is insufficient, the selection unit selects video data for which reception is to be stopped from among video data being received based on the priority degree, and the control unit performs a control so as to stop a reception of selected video data and start a reception of the new video data.

Abstract: An information processing apparatus includes a communication unit and a control unit. The communication unit is communicable with a plurality of client apparatuses over the same network that are capable of buffering and reproducing data transmitted from a server by progressive download. The control unit is capable of regularly obtaining buffer time information indicating a buffer time that expresses an amount of data buffered by the plurality of client apparatuses using a time necessary for reproduction of the data. Further, the control unit is capable of determining a client apparatus whose buffer time is minimum among the plurality of client apparatuses as a priority apparatus to which the data should be preferentially transmitted.

Abstract: There is provided a transmission control apparatus including a transmission control unit configured to transmit image data by changing a stream to transmit the image data from the stream in which the image data is recently transmitted, in each predetermined unit of the image data indicating an image to be transmitted. When another device that transmits image data exists, the transmission control unit transmits the image data by changing a stream in synchronization with the other device.