CN104202558A - A network video monitoring system based on GPS positioning and a monitoring method of the same - Google Patents

A network video monitoring system based on GPS positioning and a monitoring method of the same Download PDF

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Publication number
CN104202558A
CN104202558A CN201410321673.7A CN201410321673A CN104202558A CN 104202558 A CN104202558 A CN 104202558A CN 201410321673 A CN201410321673 A CN 201410321673A CN 104202558 A CN104202558 A CN 104202558A
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video
service
frame
audio
camera
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王兴国
郑伟国
穆科明
方汝松
孙召敏
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NANJING JIEMAI VIDEO TECHNOLOGY Co Ltd
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NANJING JIEMAI VIDEO TECHNOLOGY Co Ltd
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Priority to CN201410321673.7A priority Critical patent/CN104202558A/en
Publication of CN104202558A publication Critical patent/CN104202558A/en
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Abstract

There is provided a network video monitoring system based on GPS positioning and a monitoring method of the same. The network video monitoring system based on GPS positioning comprises more than one network camera connected to a server through a communication network, wherein the network camera comprises a processor chip with an SPI interface, and a front end positioning monitoring module, a process for reading a video frame, a process for reading an audio frame, a streaming media service process, and a process for reading a GPS signal are also embedded in the network camera; and wherein the server has a display, and additionally the server is also provided with a rear end positioning monitoring module. Also, by the connection of the network video monitoring system and the monitoring method of the same, defects in the prior art can be avoided that video monitoring points spread over a wide range in great numbers, and a monitoring center often fails to know exactly a specific physical position of a monitoring camera, thus bringing a difficulty to implementation and operation; and that a video signal obtained by the monitoring center fails to correspond to the physical position where the monitoring camera is, thus leading to incomplete information and to inconvenience in an actual application.

Description

Network video monitor and control system and method for supervising thereof based on GPS location
Technical field
The invention belongs to Network Video Surveillance technical field, be specifically related to a kind of network video monitor and control system and method for supervising thereof based on GPS location.
Background technology
Video monitoring system is the important component part of safety precaution, wisdom city, intelligent transportation system, and it enriches and be widely used in many occasions because of directly perceived, accurate, timely and the information content.This system has following part:
Acquisition system: acquisition system is comprised of the CCTV camera of each test point, CCTV camera is responsible for gathering required video, voice data.
Transmission system: transmission system is responsible for realizing the transmission of signal in supervisory control system.
Surveillance center: the data that gather in video monitoring system will be aggregated into Surveillance center, is play by Surveillance center, storage and further processing, and Surveillance center is responsible for whole video monitoring system to carry out control and management simultaneously.
Along with economic develop rapidly and social progress, people grow with each passing day to the demand of safety precaution, and in video monitoring system, control point is more, covering wider, and the scene of application is more complicated, and in existing video monitoring system, following problems may be encountered:
1, in the middle of the installation and maintenance of large-scale network video monitor and control system, the scope scattered due to video surveillance point is wide, quantity is large, and the concrete physical location of CCTV camera often cannot accurately be known by Surveillance center, gives to implement and operation brings difficulty.2, in the application scenarioss such as Well grab, intelligent transportation, wisdom city, the video camera of control point is not fixed on specific physical location, thus Surveillance center obtain vision signal cannot be corresponding with the physical location at place, cause information not comprehensive, in practical application, bring inconvenience.
Summary of the invention
Object of the present invention provides a kind of network video monitor and control system and method for supervising thereof based on GPS location, comprise more than one IP Camera, IP Camera is connected with server by communication network, described IP Camera comprises processor chips, described processor chips are with SPI interface, described SPI interface inside is with shift register, described shift register with SPI interface inner arrange for the fifo queue buffer memory that receives and for the fifo queue buffer memory sending, communicate connection, described shift register is also with the chip selection signal port SS of SPI interface, main frame input/slave output port MISO, main frame output/slave input port MOSI and communicate connection for the clock signal port CLK of SPI interface, the chip selection signal port SS of described SPI interface, main frame input/slave output port MISO, main frame output/slave input port MOSI and for the clock signal port CLK of SPI interface respectively with the enable port CLT_EN of RF8110 communication interface that is arranged on the GPS module of IP Camera inside, receiving port RX, transmit port TX and control clock signal port CTL_CLK are connected, the grounding ports GND1 of RF8110 communication interface is connected with the grounding ports GND2 of SPI interface in addition, described IP Camera has also embedded front end locating and monitoring module, for reading the process of frame of video, for reading the process of audio frame, streaming media service process and the process that reads gps signal, described server, with display, is also provided with rear end locating and monitoring module in addition in server.And in conjunction with its method for supervising can effectively avoid the concrete physical location that scope is wide, quantity is large, CCTV camera often cannot accurately be known by Surveillance center that video surveillance point of the prior art scatters, cannot be corresponding with the physical location at place to the vision signal of implementing and operation brings that difficulty, Surveillance center obtain, cause the defect that information is comprehensive, bring inconvenience in practical application.
In order to overcome deficiency of the prior art, the invention provides a kind of network video monitor and control system of locating based on GPS and the solution of method for supervising thereof, specific as follows:
A kind of network video monitor and control system based on GPS location, comprise more than one IP Camera 1, IP Camera 1 is connected with server 3 by communication network 2, described IP Camera 1 comprises processor chips 4, described processor chips 4 are with SPI interface 5, described SPI interface 5 inside are with shift register 6, described shift register 6 with SPI interface 5 inner arrange for the fifo queue buffer memory 7 that receives and for the fifo queue buffer memory 8 sending, communicate connection, described shift register 6 is also with the chip selection signal port SS of SPI interface 5, main frame input/slave output port MISO, main frame output/slave input port MOSI and communicate connection for the clock signal port CLK of SPI interface, the chip selection signal port SS of described SPI interface 5, main frame input/slave output port MISO, main frame output/slave input port MOSI and for the clock signal port CLK of SPI interface respectively with the enable port CLT_EN of RF8110 communication interface 10 that is arranged on the GPS module 9 of IP Camera 1 inside, receiving port RX, transmit port TX and control clock signal port CTL_CLK are connected, the grounding ports GND1 of RF8110 communication interface 10 is connected with the grounding ports GND2 of SPI interface 5 in addition, described IP Camera 1 also embeds front end locating and monitoring module 11, for reading the process 14 of frame of video, for reading the process 17 of audio frame, streaming media service process 15 and the process 16 that reads gps signal, described server 3, with display 12, is also provided with rear end locating and monitoring module 13 in addition in server 3.
In described processor chips 4, be provided with the buffer circle queue of placing the buffer circle queue of frame of video, the buffer circle queue of placing audio frame and placement gps data.
The method for supervising of the described network video monitor and control system based on GPS location, step is as follows:
Step 1: first start IP Camera 1, IP Camera 1 gathers video image and audio frequency according to the video sampling speed of setting, often collect a video image and audio frequency, the transducer of process IP Camera 1 carries out analog-to-digital conversion and obtains vision signal and audio signal, vision signal and audio signal after analog-to-digital conversion are corrected, vision signal after rectification and audio signal are then encoded respectively, vision signal after coding and audio signal have just formed respectively frame of video and audio frame, after obtaining frame of video and audio frame, signal front end locating and monitoring module 11 sends interrupt requests with regard to processor chips 4, described interrupt requests comprises the sequence number of this frame of video, the timestamp that this frame of video gathers, channel number under this frame of video, the type of this frame of video, the size of this frame of video, the data of this frame of video, the sequence number of this audio frame, the timestamp that this audio frame gathers, channel number under this audio frame, the type of this audio frame, the size of this audio frame and the data of this audio frame, processor chips 4 receive after interrupt requests, processor chips 4 start for reading the process 14 of frame of video, read the process 17 of audio frame, streaming media service process 15 and the process 16 that reads gps signal, for reading the process 14 of frame of video, the process 16 that reads the process 17 of audio frame and read gps signal first sends respectively this IP Camera to server 3 provides Video service, this IP Camera provides audio service and this IP Camera that the notification data bag of GPS positioning service is provided, for reading the process 14 of frame of video, this frame of video is put into the buffer circle queue of placing frame of video, for reading the process 17 of audio frame, this audio frame is put into the buffer circle queue of placing audio frame, and read the GPS module 9 that gps signal process 16 just starts IP Camera 1 inside, carry out the collection of GPS locator data signal, and put into the buffer circle queue of placing gps data gathering the GPS locator data signal coming,
Step 2: streaming media service process 15 just enters the state whether monitoring service device 3 sends packet when starting;
Step 3: the rear end locating and monitoring module 13 in server 3 sends after the packet of inquiry resource to IP Camera 1 by communication network 2, IP Camera 1 has received after the packet of this inquiry resource, streaming media service process 15 just sends the packet of resource response to server 3 by communication network 2, the packet of described transmission resource response comprises that this IP Camera can provide Video service, audio service can be provided or the data-signal of GPS positioning service can be provided, server 3 receives after the packet of resource response, the packet of 13 pairs of these resource response of rear end locating and monitoring module is resolved, with this, obtain this IP Camera Video service can be provided, audio service can be provided or the data-signal of GPS positioning service can be provided, then rear end locating and monitoring module 13 can provide Video service by this IP Camera, audio service can be provided or can provide on the display 12 that GPS positioning service is presented at server 3,
Step 4: Video service can be provided, audio service can be provided or GPS positioning service can be provided according to this IP Camera being presented on the display 12 of server 3, user is selecting to provide after Video service, and rear end locating and monitoring module 13 just sends request the packet of Video service by 2 pairs of IP Cameras 1 of communication network;
Step 5: when IP Camera 1 receives after the packet of request Video service, streaming media service process 15 is just taken out the frame of video of placing the buffer circle queue of frame of video, and pass through communication network 2 and send to processing in server 3;
Step 6: user is selecting to provide after audio service, rear end locating and monitoring module 13 just sends request the packet of audio service by 2 pairs of IP Cameras 1 of communication network, when IP Camera 1 receives after the packet of request audio service, streaming media service process 15 is just taken out the audio frame of placing the buffer circle queue of audio frame, and pass through communication network 2 and send to processing in server 3;
Step 7: user is selecting to provide after GPS positioning service, rear end locating and monitoring module 13 just sends request the packet of GPS positioning service by 2 pairs of IP Cameras 1 of communication network, when IP Camera 1 receives after the packet of request GPS positioning service, streaming media service process 15 is just taken out the GPS locator data signal of placing in the buffer circle queue of gps data, and pass through communication network 2 and send to processing in server 3;
Step 8: user is selecting to provide after Video service and audio service, rear end locating and monitoring module 13 just sends request the packet of Video service and audio service by 2 pairs of IP Cameras 1 of communication network, when IP Camera 1 receives after the packet of request Video service and audio service, streaming media service process 15 is just taken out placing the audio frame of buffer circle queue of audio frame and audio frame and the frame of video of placing in the frame of video of buffer circle queue of frame of video, and pass through communication network 2 and send to processing in server 3;
Step 9: user is selecting to provide after Video service and GPS positioning service, rear end locating and monitoring module 13 just sends request the packet of Video service and GPS positioning service by 2 pairs of IP Cameras 1 of communication network, when IP Camera 1 receives after the packet of request Video service and GPS positioning service, streaming media service process 15 is just taken out placing the frame of video of buffer circle queue of frame of video and frame of video and the GPS locator data signal of placing in the buffer circle queue of gps data, and pass through communication network 2 and send to processing in server 3;
Step 10: user is selecting to provide after audio service and GPS positioning service, rear end locating and monitoring module 13 just sends request the packet of audio service and GPS positioning service by 2 pairs of IP Cameras 1 of communication network, when IP Camera 1 receives after the packet of request audio service and GPS positioning service, streaming media service process 15 is just taken out placing the audio frame of buffer circle queue of audio frame and audio frame and the GPS locator data signal of placing in the buffer circle queue of gps data, and pass through communication network 2 and send to processing in server 3;
Step 11: user is selecting to provide audio service, after Video service and GPS positioning service, rear end locating and monitoring module 13 just sends request audio service by 2 pairs of IP Cameras 1 of communication network, the packet of Video service and GPS positioning service, when IP Camera 1 receives request audio service, after the packet of Video service and GPS positioning service, streaming media service process 15 is just the audio frame of placing the buffer circle queue of audio frame, placing the frame of video of buffer circle queue of frame of video and the GPS locator data signal in the buffer circle queue of placement gps data takes out, and passed through communication network 2 and send in server 3 and to process.
The type of described frame of video is divided into key frame, single directional prediction frame and bi-directional predicted frames.
The present invention is applied under the condition that scope is wide and quantity is large of video surveillance point distribution, the concrete physical location of CCTV camera can accurately be known by Surveillance center, give to implement and operation brings convenience, Surveillance center obtains vision signal can be corresponding with the physical location at place, make monitor message comprehensive, in practical application, cause facility.
Accompanying drawing explanation
Fig. 1 is the network video monitor and control system syndeton schematic diagram based on GPS location of the present invention.
Fig. 2 is the syndeton schematic diagram of SPI interface of the present invention and RF8110 communication interface.
Embodiment
As depicted in figs. 1 and 2, a kind of network video monitor and control system based on GPS location, comprise more than one IP Camera 1, IP Camera 1 is connected with server 3 by communication network 2, described IP Camera 1 comprises processor chips 4, described processor chips 4 are with SPI interface 5, described SPI interface 5 inside are with shift register 6, described shift register 6 with SPI interface 5 inner arrange for the fifo queue buffer memory 7 that receives and for the fifo queue buffer memory 8 sending, communicate connection, described shift register 6 is also with the chip selection signal port SS of SPI interface 5, main frame input/slave output port MISO, main frame output/slave input port MOSI and communicate connection for the clock signal port CLK of SPI interface, the chip selection signal port SS of described SPI interface 5, main frame input/slave output port MISO, main frame output/slave input port MOSI and for the clock signal port CLK of SPI interface respectively with the enable port CLT_EN of RF8110 communication interface 10 that is arranged on the GPS module 9 of IP Camera 1 inside, receiving port RX, transmit port TX and control clock signal port CTL_CLK are connected, the grounding ports GND1 of RF8110 communication interface 10 is connected with the grounding ports GND2 of SPI interface 5 in addition, described IP Camera 1 also embeds front end locating and monitoring module 11, for reading the process 14 of frame of video, for reading the process 17 of audio frame, streaming media service process 15 and the process 16 that reads gps signal, described server 3, with display 12, is also provided with rear end locating and monitoring module 13 in addition in server 3.In described processor chips 4, be provided with the buffer circle queue of placing the buffer circle queue of frame of video, the buffer circle queue of placing audio frame and placement gps data, buffer circle queue can guarantee that more sufficient buffer time does not affect again the real-time of transmission of video and GPS transmission simultaneously.
The method for supervising of the described network video monitor and control system based on GPS location, step is as follows:
Step 1: first start IP Camera 1, IP Camera 1 gathers video image and audio frequency according to the video sampling speed of setting, often collect a video image and audio frequency, the transducer of process IP Camera 1 carries out analog-to-digital conversion and obtains vision signal and audio signal, vision signal and audio signal after analog-to-digital conversion are corrected, vision signal after rectification and audio signal are then encoded respectively, vision signal after coding and audio signal have just formed respectively frame of video and audio frame, after obtaining frame of video and audio frame, signal front end locating and monitoring module 11 sends interrupt requests with regard to processor chips 4, described interrupt requests comprises the sequence number of this frame of video, the timestamp that this frame of video gathers, channel number under this frame of video, the type of this frame of video, the size of this frame of video, the data of this frame of video, the sequence number of this audio frame, the timestamp that this audio frame gathers, channel number under this audio frame, the type of this audio frame, the size of this audio frame and the data of this audio frame, processor chips 4 receive after interrupt requests, processor chips 4 start for reading the process 14 of frame of video, read the process 17 of audio frame, streaming media service process 15 and the process 16 that reads gps signal, for reading the process 14 of frame of video, the process 16 that reads the process 17 of audio frame and read gps signal first sends respectively this IP Camera to server 3 provides Video service, this IP Camera provides audio service and this IP Camera that the notification data bag of GPS positioning service is provided, for reading the process 14 of frame of video, this frame of video is put into the buffer circle queue of placing frame of video, for reading the process 17 of audio frame, this audio frame is put into the buffer circle queue of placing audio frame, and read the GPS module 9 that gps signal process 16 just starts IP Camera 1 inside, carry out the collection of GPS locator data signal, and put into the buffer circle queue of placing gps data gathering the GPS locator data signal coming,
Step 2: streaming media service process 15 just enters the state whether monitoring service device 3 sends packet when starting;
Step 3: the rear end locating and monitoring module 13 in server 3 sends after the packet of inquiry resource to IP Camera 1 by communication network 2, IP Camera 1 has received after the packet of this inquiry resource, streaming media service process 15 just sends the packet of resource response to server 3 by communication network 2, the packet of described transmission resource response comprises that this IP Camera can provide Video service, audio service can be provided or the data-signal of GPS positioning service can be provided, server 3 receives after the packet of resource response, the packet of 13 pairs of these resource response of rear end locating and monitoring module is resolved, with this, obtain this IP Camera Video service can be provided, audio service can be provided or the data-signal of GPS positioning service can be provided, then rear end locating and monitoring module 13 can provide Video service by this IP Camera, audio service can be provided or can provide on the display 12 that GPS positioning service is presented at server 3,
Step 4: Video service can be provided, audio service can be provided or GPS positioning service can be provided according to this IP Camera being presented on the display 12 of server 3, user is selecting to provide after Video service, and rear end locating and monitoring module 13 just sends request the packet of Video service by 2 pairs of IP Cameras 1 of communication network;
Step 5: when IP Camera 1 receives after the packet of request Video service, streaming media service process 15 is just taken out the frame of video of placing the buffer circle queue of frame of video, and pass through communication network 2 and send to processing in server 3;
Step 6: user is selecting to provide after audio service, rear end locating and monitoring module 13 just sends request the packet of audio service by 2 pairs of IP Cameras 1 of communication network, when IP Camera 1 receives after the packet of request audio service, streaming media service process 15 is just taken out the audio frame of placing the buffer circle queue of audio frame, and pass through communication network 2 and send to processing in server 3;
Step 7: user is selecting to provide after GPS positioning service, rear end locating and monitoring module 13 just sends request the packet of GPS positioning service by 2 pairs of IP Cameras 1 of communication network, when IP Camera 1 receives after the packet of request GPS positioning service, streaming media service process 15 is just taken out the GPS locator data signal of placing in the buffer circle queue of gps data, and pass through communication network 2 and send to processing in server 3;
Step 8: user is selecting to provide after Video service and audio service, rear end locating and monitoring module 13 just sends request the packet of Video service and audio service by 2 pairs of IP Cameras 1 of communication network, when IP Camera 1 receives after the packet of request Video service and audio service, streaming media service process 15 is just taken out placing the audio frame of buffer circle queue of audio frame and audio frame and the frame of video of placing in the frame of video of buffer circle queue of frame of video, and pass through communication network 2 and send to processing in server 3;
Step 9: user is selecting to provide after Video service and GPS positioning service, rear end locating and monitoring module 13 just sends request the packet of Video service and GPS positioning service by 2 pairs of IP Cameras 1 of communication network, when IP Camera 1 receives after the packet of request Video service and GPS positioning service, streaming media service process 15 is just taken out placing the frame of video of buffer circle queue of frame of video and frame of video and the GPS locator data signal of placing in the buffer circle queue of gps data, and pass through communication network 2 and send to processing in server 3;
Step 10: user is selecting to provide after audio service and GPS positioning service, rear end locating and monitoring module 13 just sends request the packet of audio service and GPS positioning service by 2 pairs of IP Cameras 1 of communication network, when IP Camera 1 receives after the packet of request audio service and GPS positioning service, streaming media service process 15 is just taken out placing the audio frame of buffer circle queue of audio frame and audio frame and the GPS locator data signal of placing in the buffer circle queue of gps data, and pass through communication network 2 and send to processing in server 3;
Step 11: user is selecting to provide audio service, after Video service and GPS positioning service, rear end locating and monitoring module 13 just sends request audio service by 2 pairs of IP Cameras 1 of communication network, the packet of Video service and GPS positioning service, when IP Camera 1 receives request audio service, after the packet of Video service and GPS positioning service, streaming media service process 15 is just the audio frame of placing the buffer circle queue of audio frame, placing the frame of video of buffer circle queue of frame of video and the GPS locator data signal in the buffer circle queue of placement gps data takes out, and passed through communication network 2 and send in server 3 and to process.The type of described frame of video is divided into key frame, single directional prediction frame and bi-directional predicted frames.
By step 4, to step 11, just can really realize the locating and monitoring that customizes omnibearing IP Camera application.
The above, it is only preferred embodiment of the present invention, not the present invention is done to any pro forma restriction, although the present invention discloses as above with preferred embodiment, yet not in order to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, when can utilizing the technology contents of above-mentioned announcement to make a little change or being modified to the equivalent embodiment of equivalent variations, in every case be not depart from technical solution of the present invention content, according to technical spirit of the present invention, within the spirit and principles in the present invention, the any simple modification that above embodiment is done, be equal to replacement and improvement etc., within all still belonging to the protection range of technical solution of the present invention.

Claims (4)

1. the network video monitor and control system based on GPS location, it is characterized in that comprising more than one IP Camera, IP Camera is connected with server by communication network, described IP Camera comprises processor chips, described processor chips are with SPI interface, described SPI interface inside is with shift register, described shift register with SPI interface inner arrange for the fifo queue buffer memory that receives and for the fifo queue buffer memory sending, communicate connection, described shift register is also with the chip selection signal port SS of SPI interface, main frame input/slave output port MISO, main frame output/slave input port MOSI and communicate connection for the clock signal port CLK of SPI interface, the chip selection signal port SS of described SPI interface 5, main frame input/slave output port MISO, main frame output/slave input port MOSI and for the clock signal port CLK of SPI interface respectively with the enable port CLT_EN of RF8110 communication interface that is arranged on the GPS module of IP Camera inside, receiving port RX, transmit port TX and control clock signal port CTL_CLK are connected, the grounding ports GND1 of RF8110 communication interface is connected with the grounding ports GND2 of SPI interface in addition, described IP Camera 1 also embeds front end locating and monitoring module, for reading the process of frame of video, for reading the process of audio frame, streaming media service process and the process that reads gps signal, described server 3, with display, is also provided with rear end locating and monitoring module in addition in server.
2. the network video monitor and control system based on GPS location according to claim 1, is characterized in that being provided with and placing the buffer circle queue of frame of video, the buffer circle queue of placement audio frame and the buffer circle queue of placing gps data in described processor chips.
3. the method for supervising of the network video monitor and control system based on GPS location according to claim 2, is characterized in that, step is as follows:
Step 1: first start IP Camera, IP Camera gathers video image and audio frequency according to the video sampling speed of setting, often collect a video image and audio frequency, the transducer of process IP Camera carries out analog-to-digital conversion and obtains vision signal and audio signal, vision signal and audio signal after analog-to-digital conversion are corrected, vision signal after rectification and audio signal are then encoded respectively, vision signal after coding and audio signal have just formed respectively frame of video and audio frame, after obtaining frame of video and audio frame, signal front end locating and monitoring module sends interrupt requests with regard to processor chips, described interrupt requests comprises the sequence number of this frame of video, the timestamp that this frame of video gathers, channel number under this frame of video, the type of this frame of video, the size of this frame of video, the data of this frame of video, the sequence number of this audio frame, the timestamp that this audio frame gathers, channel number under this audio frame, the type of this audio frame, the size of this audio frame and the data of this audio frame, processor chips receive after interrupt requests, processor chips start for reading the process of frame of video, read the process of audio frame, streaming media service process and the process that reads gps signal, for reading the process of frame of video, the process that reads the process of audio frame and read gps signal first sends respectively this IP Camera to server provides Video service, this IP Camera provides audio service and this IP Camera that the notification data bag of GPS positioning service is provided, for reading the process of frame of video, this frame of video is put into the buffer circle queue of placing frame of video, for reading the process of audio frame, this audio frame is put into the buffer circle queue of placing audio frame, and read the GPS module that gps signal process just starts IP Camera inside, carry out the collection of GPS locator data signal, and put into the buffer circle queue of placing gps data gathering the GPS locator data signal coming,
Step 2: streaming media service process just enters the state whether monitoring service device sends packet when starting;
Step 3: the rear end locating and monitoring module in server sends after the packet of inquiry resource by communication network to IP Camera, IP Camera has received after the packet of this inquiry resource, streaming media service process just sends the packet of resource response to server by communication network, the packet of described transmission resource response comprises that this IP Camera can provide Video service, audio service can be provided or the data-signal of GPS positioning service can be provided, server receives after the packet of resource response, rear end locating and monitoring module is resolved the packet of this resource response, with this, obtain this IP Camera Video service can be provided, audio service can be provided or the data-signal of GPS positioning service can be provided, then locating and monitoring module in rear end can provide Video service by this IP Camera, audio service can be provided or can provide on the display that GPS positioning service is presented at server,
Step 4: Video service can be provided, audio service can be provided or GPS positioning service can be provided according to this IP Camera being presented on the display of server, user is selecting to provide after Video service, and rear end locating and monitoring module just sends request the packet of Video service to IP Camera by communication network;
Step 5: when IP Camera receives after the packet of request Video service, streaming media service process is just taken out the frame of video of placing the buffer circle queue of frame of video, and passed through communication network and send in server and process;
Step 6: user is selecting to provide after audio service, rear end locating and monitoring module just sends request the packet of audio service to IP Camera by communication network, when IP Camera receives after the packet of request audio service, streaming media service process is just taken out the audio frame of placing the buffer circle queue of audio frame, and is passed through communication network and send in server and process;
Step 7: user is selecting to provide after GPS positioning service, rear end locating and monitoring module just sends request the packet of GPS positioning service to IP Camera by communication network, when IP Camera receives after the packet of request GPS positioning service, streaming media service process is just taken out the GPS locator data signal of placing in the buffer circle queue of gps data, and is passed through communication network and send in server and process;
Step 8: user is selecting to provide after Video service and audio service, rear end locating and monitoring module just sends request the packet of Video service and audio service to IP Camera by communication network, when IP Camera receives after the packet of request Video service and audio service, streaming media service process is just taken out placing the audio frame of buffer circle queue of audio frame and audio frame and the frame of video of placing in the frame of video of buffer circle queue of frame of video, and is passed through communication network and send in server and process;
Step 9: user is selecting to provide after Video service and GPS positioning service, rear end locating and monitoring module just sends request the packet of Video service and GPS positioning service to IP Camera by communication network, when IP Camera receives after the packet of request Video service and GPS positioning service, streaming media service process is just taken out placing the frame of video of buffer circle queue of frame of video and frame of video and the GPS locator data signal of placing in the buffer circle queue of gps data, and is passed through communication network and send in server and process;
Step 10: user is selecting to provide after audio service and GPS positioning service, rear end locating and monitoring module just sends request the packet of audio service and GPS positioning service to IP Camera by communication network, when IP Camera receives after the packet of request audio service and GPS positioning service, streaming media service process is just taken out placing the audio frame of buffer circle queue of audio frame and audio frame and the GPS locator data signal of placing in the buffer circle queue of gps data, and is passed through communication network and send in server and process;
Step 11: user is selecting to provide audio service, after Video service and GPS positioning service, rear end locating and monitoring module just sends request audio service by communication network to IP Camera, the packet of Video service and GPS positioning service, when IP Camera receives request audio service, after the packet of Video service and GPS positioning service, streaming media service process is just the audio frame of placing the buffer circle queue of audio frame, placing the frame of video of buffer circle queue of frame of video and the GPS locator data signal in the buffer circle queue of placement gps data takes out, and passed through communication network and send in server and process.
4. the method for supervising of the network video monitor and control system based on GPS location according to claim 3, is characterized in that the type of described frame of video is divided into key frame, single directional prediction frame and bi-directional predicted frames.
CN201410321673.7A 2014-07-08 2014-07-08 A network video monitoring system based on GPS positioning and a monitoring method of the same Pending CN104202558A (en)

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Application publication date: 20141210