39 results about "ONVIF" patented technology

The invention discloses a video monitoring system and a method for rapidly accessing a web camera. The method comprises the following steps: obtaining an IP (Internet Protocol) address distributed by a DHCP (Dynamic Host Configuration Protocol) server by an NVR (Network Video Recorder); carrying the self IP address to require a distributable dynamic IP address section to the DHCP server, and receiving a first available dynamic IP address section distributed by the DHCP server and a corresponding gateway IP address; sending a query message of an ONVIF (Open Network Video Interface Forum) in a multicasting or broadcasting manner and receiving a respond message fed back by an IPC; processing according to source IP addresses in the respond message respectively; and automatically modifying the IP address accessed into a third party IPC. The invention further discloses the video monitoring system corresponding to the method. According to the video monitoring system and the method for rapidly accessing to the web camera, the complicated operation of manually modifying the third party IPC is avoided and user experiences are improved.

The invention discloses a video networking service front-end computer with an interconnected and intercommunicated video management platform. The video networking service front-end computer comprises a video front-end processor (FEP), a configuration client and a video management platform, wherein the video FEP consists of an analog video capture/conversion module, a universal message module, a digital video reception/conversion module, a video diagnosis module, a control protocol gateway, a coding module H.263 and a communication control protocol interface module; and the configuration client can be in information interaction with the video FEP through the video management platform so as to complete the configuration, operation and maintenance of the FEP. According to the video networking service front-end computer, the output supports ONVIF (Open Network Video Interface Forum) and GB/T28181 standard protocols, and the input supports various heterogeneous system private protocols, so that an extensive media resource support for the interconnection and intercommunication of heterogeneous video systems is provided; and meanwhile, the configuration is flexible and convenient, the network adaptability is strong, and the video data is secure and reliable.

The invention discloses a network video recorder system and a realization method thereof. The method includes steps: A, multicast messages of an ONVIF protocol are sent to all network cameras in a local area network through a network video recorder; B, the network cameras acquire an IP address of the network video recorder according to the received multicast messages; and C, the network cameras automatically adjust IP addresses thereof according to the IP address of the network video recorder in order to be connected with the network video recorder, and are bound to a channel of the network video recorder. According to the system and the realization method thereof, even though the network cameras and the network video recorder are in different network segments, the IPs are adaptively adjusted by the network cameras, the network cameras can be connected with the network video recorder after being in the same network segment, the step of manual distribution and modification of a lot of IPs is omitted, and the establishment of the network video recorder system is realized in a whole-network-connected seamless manner through the ONVIF.

The invention discloses a real-time streaming media multi-path forwarding method and system based on HIKVISION equipment. The method and the system are characterized in that (1) one piece of DVR (Digital Video Recorder)/NVR (Network Video Recorder) equipment can be connected with a plurality of pieces of video acquisition equipment through a DVR/NVR supporting protocol such as a rtsp (Real Time Streaming Protocol) or an onvif (Open Network Video Interface Forum); (2) one server side can be connected with a plurality of pieces of DVR/NVR equipment through protocols such as the rtsp, a tcp (Transmission Control Protocol) and the onvif; (3) one server side can be accessed by a plurality of clients, one client can access a plurality of server sides, and a tcp communication protocol is adopted for the server sides and the clients; (4) the clients perform cloud control on the video acquisition equipment through servers and DVRs/NVRs; (5) the server sides and the clients transmit and receive asynchronous data by a dual-thread method respectively, and buffer data by a bidirectional annular chain table in order to realize receiving-transmitting real-time control; and (6) the matching problem among a network speed, video streams of the video acquisition equipment and playing speed is solved by easy discarding of outdated historical video data, so that the real-time performance is ensured.

The invention discloses a method for achieving a transformer substation video monitoring system on basis of an ONVIF protocol. The method relates to an IP camera, a network switch, a video processing unit, a storage server, an administration client and a monitoring client, wherein the pan-tilt control signal input end, the OSD configuration signal input end and the equipment configuration control signal input end of the IP camera are connected with the pan-tilt control signal output end, the OSD configuration signal output end and the equipment configuration control signal output end of the video processing unit respectively. The ONVIF protocol is extended in the transformer substation video monitor station end system. OSD configuration provides the function that the clients can control and configure screen information of the IP camera, and according to the function, various types of OSD configuration parameters such as characters, data and time can be displayed on a screen. A shielding and detecting function can analyze whether a picture is shielded, and an ONVIF analysis module expression language can be used for describing configuration information of a shielding engine module, judging whether a detected area is shielded and determining whether a video shielding phenomenon occurs.

The invention discloses a method for automatic discovery of a network video transmitter (NVT) through a mobile monitoring platform. An ONVIF protocol is expanded, and a discovery message in an ONVIF discovery process carries identification information of an AP accessed by a sender of the discovery message, such that the mobile monitoring platform NVC can automatically discover the NVT, obtains equipment information of the NVT and initiates a service request for the NVT according to the obtained equipment information. According to the method provided by the invention, the mobile monitoring platform NVC can automatically discover the NVT, and at the same time, the multicast discovery message is only forwarded in the AP, such that message flooding of discovery messages of an ONVIF, caused because a destination address is a multicast address, can be reduced.

The invention discloses a system for achieving cross-network segment searching based on an onvif protocol and data link layers. The system comprises an IPC terminal data link layer parsing module, a server terminal data link layer parsing module and an onvif protocol monitoring processing module; the IPC terminal data link layer parsing module is in connection and communication with the server terminal data link layer parsing module through the corresponding data link layer; the IPC terminal data link layer parsing module is in connection and communication with the onvif protocol monitoring processing module through the corresponding data link layer. The invention provides the system for achieving cross-network segment searching based on the onvif protocol and the data link layers, IP addresses are changed adaptively, inter-communication searching is conducted on equipment in different logical network segments under a same physical network segment, equipment IPs under the different logical network segments under a same physical gateway are found, and a user conveniently controls the equipment in time.

An embodiment of the invention provides a web camera and server equipment matching method and equipment. The method comprises steps as follows: a web camera receives a Probe message sent by the server equipment, and the Probe message carries the maximum allowable playing capacity value of the server equipment; when the maximum allowable playing capacity value is larger than or equal to the minimum resolution of the web camera, configuration matching of the server equipment and the web camera is determined. According to the method of the embodiment, whether the server equipment is matched with the web camera can be determined in a search stage, once functions or configurations of the server equipment and the web camera are not matched, follow-up ONVIF (open network video interface forum) capability negotiation stage and playing stage are not needed to be executed, so that signaling overheads of the ONVIF capability negotiation stage and the playing stage are greatly saved, time for realizing mismatching of the server equipment and the web camera is shortened, and a real-time request of a user is met.

The invention provides a method and device for code stream transfer on the basis of the open network video interface forum (ONVIF) protocol. The method and the device are applied to a media forwarding server. The method comprises the steps of receiving RTSP DESCRIBE answering messages of a coding end in the RTSP negotiation process, obtaining decoding parameters PPS/SPS from the messages, and storing corresponding relations of the decoding parameters and the coding end; when receiving code stream data of the coding end, judging whether the decoding parameters exist in front of a first frame first packet in the code stream data; if the decoding parameters do not exist in front of the first frame first packet in the code stream data, querying the decoding parameters corresponding to the coding end, performing encapsulation treatment on the decoding parameters, adding the decoding parameters to the front of the first frame first packet, and modifying serial numbers of the first frame first packet and follow-up data packets; and performing no treatment if the decoding parameters exist in front of the first frame first packet in the code stream data. According to the method and the device for code stream transfer, standardization of code streams is achieved, what a decoding end receives is all standard code streams, and accordingly various networking schemes are supported to the largest extent and the requirements of interconnection of video products are met.

The invention provides a visualization system and method based on a RTSP/ONVIF protocol. The system comprises a real-time video stream acquisition module used for connecting a camera and extracting a real-time video based on the RTSP protocol and in a h.264 format according to a preset RTSP address of the camera and a preset encoding format, and converting the real-time video into real-time video stream based on the HTTP protocol and in an Ogg format; a video playing module used for playing the real-time video stream in the Ogg format in a video playing interface, wherein at least one video player embedded in the video playing interface is arranged in the video playing interface, and a tag and an attribute value of the video player are embedded in the video playing interface; and a tripod head control module used for sending a control instruction based on a ONVIF protocol to a tripod head used for loading the camera.

The invention provides an intelligent gateway for an SIP terminal to access an ONVIF monitoring device. The intelligent gateway comprises an SIP module, an SIP and ONVIF conversion module, an ONVIF module and a streaming media forwarding module. The SIP module is responsible for interacting with the SIP terminal. The SIP and ONVIF conversion module is responsible for converting SIP information andinformation (SOAP and RTSP) used in the ONVIF. The ONVIF module is responsible for interacting with the ONVIF monitoring device. The streaming media forwarding module is responsible for receiving media streams from the ONVIF monitoring device, and forwarding the media streams to the corresponding SIP terminal according to a corresponding stream quotation relation. Through mutual cooperation of the four modules, the SIP terminal is enabled to access the media streams of the ONVIF monitoring device. The intelligent gateway is advantaged by low threshold, wide covering range, high timeliness, network-based performance and economical and practical performance.

The invention discloses a multi-device search access optimization method based on an onvif protocol. The method specifically comprises the following steps that: an onvif server side module sends a multicast message; The onvif client module starts an onvif monitoring module to monitor the multicast message, packages the equipment information and responds the equipment information to an onvif serverafter receiving the multicast message; After receiving the response information packet, the device at the onvif server side obtains the device information and adds the device information into a device search list; When the equipment list changes, the sdk analysis module determines to call the sdk of the specific manufacturer, and the onvif server module matches corresponding equipment according to the equipment information; The onvif client starts an sdk monitoring port, and waits for the device to call the personalized function; And the device logs in the device through the private sdk, andcalls the corresponding sdk interface according to the platform and the personalized function of the device. The method has the beneficial effects that the SDK interface information accessed to the corresponding manufacturer is optimized, so that the corresponding manufacturer can be timely and effectively searched, and the private information function access of each equipment provider is fully exerted.

The invention discloses a gateway for communication conversion between an industrial Ethernet protocol and an ONVIF protocol. The gateway comprises a central controller and a peripheral circuit thereof; the central controller is in two-way connection with the peripheral circuit; a protocol transceiver is an optional device; when the protocol transceiver is not integrated in the central controller,the gateway comprises two protocol transceivers, and the central controller is in two-way connection with the industrial Ethernet and an ONVIF network through the two protocol transceivers; and whenthe protocol transceiver is integrated in the central controller, the gateway does not comprise the protocol transceiver, and the central controller is in two-way connection with the industrial Ethernet and the ONVIF network through own interfaces. The gateway disclosed by the invention can achieve a communication conversion function between multiple industrial Ethernet protocols and the ONVIF protocol just by loading different kinds of communication software without changing the hardware device of the gateway, so that the device cost can be reduced, and the device maintenance is facilitated.

The invention provides an ONVIF protocol-based IPC camera monitoring method and system. The method comprises the following steps that an event management module of an application layer initiates eventsubscription, an ONVIF client sends an event subscription request to an IPC camera after successfully logging in the IPC camera, and returns a PullPoint address in a subscription response interface if the IPC camera accepts subscription, and otherwise, an error code is returned; the ONVIF client pulls a message to the PullPoint address through an ONVIF interface, returns event description expressed in an XML format to the ONVIF client when a subscribed event occurs, and overtimes returns if the event does not occur within specified time; and the event management module of the application layer analyzes the event description to obtain alarm information, displays the alarm information in a text form, superposes the behavior regular rectangular frame on a video image, and generates alarm linkage.

The invention discloses a visual video device control method applied onto exchangers. The visual video device control method applied onto the exchangers includes the steps that (S10) a single exchanger uses an ONVIF (open network video interface forum) protocol to recognize a video surveillance device directly connected with the single exchanger; (S20) remote invocation is started to obtain information of other video surveillance devices connected with the other exchangers; (S30) a relationship among an RTSP (real time streaming protocol) message recognition storage device, the video surveillance devices and storage devices is obtained; (S40) the exchangers visually display recognized results. The visual video device control method applied onto the exchangers is ingenious in design, effectively uses the ONVIF protocol and the RTSP to recognize the video surveillance devices and the storage devices, which are connected with the exchangers, can obtain an relationship among states of the corresponding devices, port positions and the devices, is convenient to manage, can maintain the many-to-many relationship, facilitates rapid network configuration, network fault positioning and the like for network administrators, and has high practical value and promotional value.

The embodiment of the invention provides an authentication timestamp determination method and device and electronic equipment. The method is applied to the access equipment and comprises the followingsteps: when a triggering condition for determining an authentication timestamp is met, determining a coordinated world time UTC second number corresponding to the current moment of the access equipment; determining a target time difference corresponding to the to-be-accessed open type network video interface forum ONVIF equipment from a preset corresponding relation about the ONVIF equipment andthe time difference; determining UTC seconds corresponding to the ONVIF equipment to be accessed based on the UTC seconds corresponding to the current moment of the access equipment and the target time difference; and converting UTC seconds corresponding to the ONVIF equipment to be accessed into a timestamp character string as an authentication timestamp. Compared with the prior art, the scheme provided by the embodiment of the invention can realize synchronization of the authentication timestamp sent by the access equipment and the UTC time corresponding to the local time of the ONVIF equipment.