CN104410828B - Family's monitoring method and equipment - Google Patents
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Abstract
The embodiment of the present invention provides a kind of family's monitoring method and equipment.This method comprises: obtaining the monitoring data of the area to be monitored of video capture device acquisition；Monitoring data is subjected to conversion multiplexing process, obtains transmission code stream；Demultiplexing process is carried out to transmission code stream, obtains program corresponding with monitoring data；Program corresponding with monitoring data is split, the segmentation that program corresponding with monitoring data includes is obtained；The segmentation for including to program corresponding with monitoring data encrypts, and terminal device is authenticated and authenticated；After terminal device is by certification and authentication, the segmentation that encrypted program corresponding with monitoring data includes is sent to terminal device.By handling monitoring data for one or more program, segmentation and sectional encryption being carried out to one or more program, and terminal device is authenticated and authenticated, improving the safety of monitoring.
Description
Technical field
The present embodiments relate to family's monitoring technology field more particularly to a kind of family's monitoring methods and equipment.
Background technique
Existing family's monitoring technology usually will install the video capture device in being in and alarm using network technology
Etc. monitoring systems connect, useful information saved and be sent to other data terminals, such as hand by the processing of middle control computer
Machine, notebook, liquid crystal-spliced screen or monitor etc., so that people are in busy work or while travel outdoors, it can be long-range
Understand the household safe situation of oneself.
Existing family's monitoring technology has the disadvantage that family's monitoring device easily by hacker attack, causes user to exist
The family's monitored picture viewed on terminal device is static picture, and extreme influence monitors safety.
Summary of the invention
The embodiment of the present invention provides a kind of family's monitoring method and equipment, to improve monitoring safety.
In a first aspect, the embodiment of the invention provides a kind of family's monitoring method, method includes:
The monitoring data of the collected area to be monitored of the video capture device is obtained from video capture device；
The monitoring data is subjected to conversion multiplexing process, obtains transmission code stream；
Demultiplexing process is carried out to the transmission code stream, obtains program corresponding with the monitoring data；
Program corresponding with the monitoring data is split, obtaining program corresponding with the monitoring data includes
Segmentation；
The segmentation for including to program corresponding with the monitoring data encrypts, and terminal device is authenticated and reflected
Power；
After terminal device is by certification and authentication, divide what encrypted program corresponding with the monitoring data included
Section is sent to the terminal device.
Second aspect, the embodiment of the invention provides a kind of family's monitoring device, which includes:
Universal serial bus (UniversalSerialBus, USB) interface, for obtaining the view from video capture device
Frequency acquires the monitoring data of the collected area to be monitored of equipment；
It converts Multiplexing module and obtains transmission code stream for the monitoring data to be carried out conversion multiplexing process；
Demultiplexing module obtains corresponding with the monitoring data for carrying out demultiplexing process to the transmission code stream
Program；
Segmentation module obtains and the monitoring data pair for being split to program corresponding with the monitoring data
The segmentation that the program answered includes；
Sectional encryption module, the segmentation for including to program corresponding with the monitoring data encrypt, and to end
End equipment is authenticated and is authenticated；
Program sending module is used for after terminal device is by certification and authentication, by the encrypted and monitoring data
The segmentation that corresponding program includes is sent to the terminal device.
Family's monitoring method and equipment provided in an embodiment of the present invention, by the way that video capture device is collected to be monitored
The monitoring data conversion in region is multiplexed with transmission code stream, then transmission code stream is demultiplexing as the corresponding program of monitoring data, to institute
It states the corresponding program of monitoring data to be split to obtain the segmentation that program includes, the segmentation for including to program encrypts, and improves
The safety of each segmentation, and terminal device authenticated and authenticated, after terminal device is by certification and authentication, by encryption
The segmentation that program corresponding with the monitoring data includes is sent to terminal device, not only ensure that the peace of the terminal device of access
Quan Xing, and ensure that the sectional encryption program corresponding with monitoring data sent by the terminal device of certification and authentication
Safety, so that user learns the real time status of area to be monitored in family by terminal device, to improve area to be monitored
The safety in domain.
Detailed description of the invention
In order to illustrate more clearly of the present invention, one will be done to attached drawing needed in the present invention below and be simply situated between
It continues, it should be apparent that, drawings in the following description are some embodiments of the invention, and those of ordinary skill in the art are come
It says, without any creative labor, is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of flow chart for family's monitoring method that the embodiment of the present invention one provides；
Fig. 2 a is a kind of module map of family's monitoring device provided by Embodiment 2 of the present invention；
Fig. 2 b is the module map of another family monitoring device provided by Embodiment 2 of the present invention；
Fig. 3 is a kind of frame diagram for household monitoring system that the embodiment of the present invention three provides.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to the embodiment of the present invention
In technical solution be described in further detail, it is clear that described embodiments are some of the embodiments of the present invention, rather than complete
The embodiment in portion.It is understood that described herein, the specific embodiments are only for explaining the present invention, rather than to of the invention
It limits, based on the embodiments of the present invention, those of ordinary skill in the art are obtained without creative efforts
Every other embodiment, shall fall within the protection scope of the present invention.It also should be noted that for ease of description, attached drawing
In only some but not all of the content related to the present invention is shown.
Embodiment one
Fig. 1 is a kind of flow chart for family's monitoring method that the embodiment of the present invention one provides.The method of the embodiment of the present invention
It can be executed by configuring with family's monitoring device of hardware and/or software realization, which is typically configured at energy
In the home gateway that Video service is enough provided.
As shown in Figure 1, the method comprising the steps of 110~step 160.
Step 110, the monitoring number that the collected area to be monitored of the video capture device is obtained from video capture device
According to.
In this step, the monitoring data of the collected area to be monitored of video capture device can be obtained by USB interface；
Wherein, video capture device can be camera, video camera or video recorder etc., and monitoring data includes the picture data monitored
And voice data；Area to be monitored, which refers to, to be needed to be monitored in family, to know the region of safety.
The monitoring data is carried out conversion multiplexing process by step 120, obtains transmission code stream.
In this step, if the format of the monitoring data is YUV, the monitoring data is encoded to and is H.264 compiled
Code data, and the H.264 coded data is multiplexed with transmission code stream；If the format of the monitoring data is that dynamic image is special
The monitoring data transcoding is then H.264 coded data by family's group (Moving Pictures Experts Group, MPEG),
And the H.264 coded data is multiplexed with transmission code stream.
The YUV is a kind of colour coding method used by television system, is PAL (Phase Alteration
Line, line-by-line inversion) (SequentielCouleur A Memoire, transmission is colored in order by TV broadcasting system and SECAM
With storage) simulation color television system use color space.
It H.264 is by International Telecommunication Union's telecommunication standardsization tissue Video Coding Experts Group (Video Coding
Experts Group, VCEG) and the joint video team that constitutes jointly of International Organization for standardization's dynamic image expert group (MPEG),
The high compression digital video coding-coding device standard of proposition.
MPEG refers to by International Telecommunication Union's telecommunication standardsization tissue Video Coding Experts Group and International standardization group
Knit a series of formal review procedure of video encoding standards of dynamic image expert group formulation.
The transmission code stream (Transport Stream, TS stream) refers to the video code flow of more times of compressions, the sound of more times of compressions
Frequency code stream, usually by the synchronization of data content and asynchronous, program indicates that all information multiplexings such as information are an individual data code
Stream.
It should be noted that converting to the monitoring data, after obtaining H.264 coded data, family can be based on
Multiplexing module in monitoring device executes the multiplexing process, to obtain transmission code stream corresponding with the monitoring data.
Step 130 carries out demultiplexing process to the transmission code stream, obtains program corresponding with the monitoring data.
In this step, there are several types of different situations for the program obtained.It is illustrated separately below.
The first: a video capture device is arranged in the monitoring area accordingly in only one area to be monitored, such as
Camera obtains and the prison so that the corresponding monitoring data of the monitoring area is carried out conversion multiplexing process and demultiplexing process
Control the corresponding program all the way of data.
Second: monitoring data can be the data of different areas to be monitored, such as video capture device is respectively set
In parlor and kitchen, the monitoring data that video capture device collects parlor and kitchen is obtained by different USB interfaces, it will be objective
The monitoring data in the Room carries out conversion multiplexing process, obtains transmission code stream, to the transmission code stream carry out demultiplexing process, obtain with
The corresponding program all the way of the monitoring data in parlor.The monitoring data in kitchen is subjected to conversion multiplexing process, obtains transmission code stream, it is right
The transmission code stream carries out demultiplexing process, obtains another way program corresponding with the monitoring data in kitchen.Correspondingly, if
Camera is respectively set in multiple areas to be monitored, and by multiple USB interfaces and multiple transcoders, (wherein, multiple transcoders can collect
In Cheng Yi transcoding units), or (wherein, multiple encoders can be integrated in one by multiple USB interfaces and multiple encoders
In a coding unit), and after demultiplexed processing, available multiplexed program corresponding from different areas to be monitored.
The third: usually having Tuner interface and demodulation/channel solution due to being capable of providing in the home gateway of Video service
Code module, wherein the TV data that Tuner interface is used to issue radio data system by the wave frequency of TV data by
Radio frequency (Radio Frequency, RF) is converted to intermediate frequency (Intermediate Frequency, IF)；Demodulation/channel decodes mould
Block is used to being converted to the medium-frequency IF obtained by Tuner interface conversion into TS stream.Therefore, the monitoring data of an area to be monitored
Corresponding transmission code stream transmission code stream corresponding with TV data will form multiplexed program after carrying out demultiplexing process, described
In multiplexed program after demultiplexing wherein all the way program correspond to the monitoring data, remaining program pair in addition to the road program
TV data described in Ying Yu.
It should be noted that not needing then to be descrambled if it is monitoring data, then need to carry out if it is TV data
Descrambling.
4th kind: with it is above-mentioned the third is similar, the difference is that: multiple respective monitoring datas in area to be monitored are corresponding
Transmission code stream transmission code stream corresponding with TV data, after carrying out demultiplexing process, formed multiplexed program, the demultiplexing
Multiplexed program afterwards includes: multi-path monitoring program and multi-channel tv programs, wherein the multi-path monitoring program corresponds respectively to not
With the monitoring data of area to be monitored, the multi-channel tv programs correspond to different TV datas.
The collected monitoring data of video capture device is demultiplexing as one or more program, is capable of providing view described
The home gateway of business of being taken in small doses at short intervals effectively is combined with normal TV programme, while being met remote home-monitoring and being watched whenever and wherever possible
The demand of TV programme is customized in family.
It ensure that the video flowing of separate sources can real-time smooth playing, when user uses the client on mobile terminal
End, when accessing the gateway by wide area network or local area network, i.e., the free switching in TV programme and family's monitoring program,
The real-time condition in family is watched as viewing TV programme.
Step 140 is split program corresponding with the monitoring data, obtains section corresponding with the monitoring data
The segmentation that mesh includes.
The collected monitoring data of video capture device is real-time Transmission, to program corresponding with the monitoring data into
Row segmentation, the purpose for obtaining the segmentation that program corresponding with the monitoring data includes are to implement sectional encryption to monitoring data,
For example, 1-10 seconds corresponding monitoring data collected to video capture device is split, it is divided into monitoring data in 1-5 seconds
Corresponding program segments one program segments two corresponding with monitoring data in 5-10 seconds, then using following step 150 to 1-5 seconds
The corresponding program segments one of interior monitoring data program segments two corresponding with monitoring data in 5-10 seconds are encrypted respectively, when black
After visitor decodes one of segmentation, other segmentations can not crack therewith, further improve the safety of area to be monitored.
Step 150, the segmentation for including to program corresponding with the monitoring data encrypt, and carry out to terminal device
Certification and authentication.
In this step, the segmentation for including to program corresponding with the monitoring data encrypts, and cipher mode is preferred
For dynamic generation content key includes using the content key pair of dynamic generation program corresponding with the monitoring data
Segmentation encrypted.
Specifically, the dynamic generation time of split time and content key can be preset, so that each segmentation
It forms the time and the generation time of a dynamic content key matches, so that the corresponding different content of different segmentations
Key increases decoding difficulty, ensure that the safety of area to be monitored.
The dynamic generation time of split time and content key can also be preset, so that the shape of the segmentation of setting quantity
Match at time and the generation time of a dynamic content key, so that currently the segmentation of setting quantity is one corresponding
The segmentation of content key, subsequent time setting quantity corresponds to another content key, increases decoding difficulty, ensure that be monitored
The safety in region.
Step 160, terminal device by certification and authentication after, by encrypted program corresponding with the monitoring data
The segmentation for including is sent to the terminal device.
In this step, the section that the terminal device is sent preferably is obtained after terminal device is by certification and authentication
Mesh request, and program request program corresponding with the monitoring data is matched；If successful match, by it is encrypted with
The segmentation that the corresponding program of the monitoring data includes is sent to the terminal device.By being authenticated and being reflected to terminal device
Power, it is ensured that the safety of terminal device access.
It should be noted that will be encrypted after being encrypted to the segmentation that program corresponding with the monitoring data includes
The segmentation that the corresponding program of monitoring data later includes is cached, if the program request of terminal device transmission and the prison
The corresponding program matching of data is controlled, then the segmentation for including the encrypted program corresponding with the monitoring data of caching is distributed
To terminal device.Terminal device need include by the encrypted program corresponding with the monitoring data received segmentation into
Row decryption, can just watch program corresponding with monitoring data.
Family's monitoring method provided in an embodiment of the present invention, by by the collected area to be monitored of video capture device
Monitoring data conversion is multiplexed with TS stream, then TS stream is demultiplexing as the corresponding program of monitoring data, corresponding to monitoring data
Program is split to obtain the segmentation that program includes, and the segmentation for including to program encrypts, and improves the safety of each segmentation,
And terminal device is authenticated and is authenticated, after terminal device is by certification and authentication, by encryption and the monitoring data pair
The segmentation that the program answered includes is sent to terminal device, this not only ensure that the safety of the terminal device of access, but also guarantee
Safety to corresponding with the monitoring data sectional encryption program sent by the terminal device of certification and authentication, so that with
The real time status of area to be monitored in family is learnt at family by terminal device, to improve the safety of area to be monitored.
Embodiment two
Second embodiment of the present invention provides a kind of family's monitoring devices, as shown in Figure 2 a, the equipment include: USB interface 210,
Convert Multiplexing module 220, demultiplexing module 230, segmentation module 240, sectional encryption module 250 and program sending module 260.
Wherein, USB interface 210 is used to obtain the collected area to be monitored of video capture device from video capture device
The monitoring data in domain；Conversion Multiplexing module 220 is used to the monitoring data carrying out conversion multiplexing process, obtains transmission code stream；
Demultiplexing module 230 is used to carry out demultiplexing process to the transmission code stream, obtains program corresponding with the monitoring data；Point
Module 240 is cut for being split to program corresponding with the monitoring data, obtains program corresponding with the monitoring data
The segmentation for including；The segmentation that sectional encryption module 250 is used to include to program corresponding with the monitoring data encrypts, and
Terminal device is authenticated and is authenticated；Program sending module 260, for will add after terminal device is by certification and authentication
The segmentation that program corresponding with the monitoring data after close includes is sent to the terminal device.
Family's monitoring device provided in an embodiment of the present invention, by by the collected area to be monitored of video capture device
Monitoring data conversion is multiplexed with TS stream, then TS stream is demultiplexing as the corresponding program of monitoring data, section corresponding to monitoring data
Mesh is split to obtain the segmentation that program includes, and the segmentation for including to program encrypts, and improves the safety of each segmentation, and
Terminal device is authenticated and is authenticated, after terminal device is by certification and authentication, by the corresponding with the monitoring data of encryption
The program segmentation that includes be sent to terminal device.This not only ensure that the safety of the terminal device of access, but also ensure that
Safety to the sectional encryption program corresponding with monitoring data sent by the terminal device of certification and authentication, to improve
The safety of area to be monitored.
As a kind of embodiment of the conversion Multiplexing module 220, the conversion Multiplexing module 220 may include: to compile
Code unit 2201 and Multiplexing Unit 2202 (as shown in Figure 2 a).
Wherein, if format of the coding unit 2201 for the monitoring data is YUV, the monitoring data is encoded
For H.264 coded data；Multiplexing Unit 2202 is used to the H.264 coded data being multiplexed with transmission code stream.
As the another embodiment of the conversion Multiplexing module 220, the conversion Multiplexing module 220 may include:
Transcoding units 2203 and Multiplexing Unit 2202 (as shown in Figure 2 b).
It wherein, will be described if the format that transcoding units 2203 are used for the monitoring data is dynamic image expert group
Monitoring data transcoding is H.264 coded data；Multiplexing Unit 2202 is used to the H.264 coded data being multiplexed with transmission code
Stream.
In the above scheme, the sectional encryption module 250 includes: digital copyright management (Digital Rights
Management, DRM) unit 2501 and sectional encryption unit 2502.
Wherein, DRM unit 2501 is used for dynamic generation content key；Sectional encryption unit 2502 is used to utilize the DRM
The segmentation that the content key pair of 2501 dynamic generation of unit program corresponding with the monitoring data includes encrypts；It is described
DRM unit 2501 is also used to authenticate terminal device and authenticated.
Specifically, the dynamic generation time of split time and content key can be preset, so that each segmentation
It forms the time and the generation time of a dynamic content key matches, so that the corresponding different content of different segmentations
Key increases decoding difficulty, ensure that the safety of area to be monitored.
The dynamic generation time of split time and content key can also be preset, so that the shape of the segmentation of setting quantity
Match at time and the generation time of a dynamic content key, so that currently the segmentation of setting quantity is one corresponding
The segmentation of content key, subsequent time setting quantity corresponds to another content key, increases decoding difficulty, ensure that be monitored
The safety in region.
In the above scheme, the program sending module 260 is hypertext transfer protocol (Hyper Text Transfer
Protocol, HTTP) server, it is specifically used for: after terminal device is by certification and authentication, obtains the terminal device and send
Program request, and corresponding with the monitoring data program of the program request is matched；If successful match, after encrypting
Program corresponding with the monitoring data segmentation that includes be sent to the terminal device.
The monitoring of family provided by the embodiment of the present invention one can be performed in family's monitoring device provided in an embodiment of the present invention
Method has the corresponding functional module of execution method and beneficial effect.
Embodiment three
Fig. 3 is a kind of frame diagram for household monitoring system that the embodiment of the present invention three provides, as shown in figure 3, the system packet
Include video capture device 310, video gateway equipment 320 and terminal device 330.
Wherein, video capture device 310 is used to acquire the monitoring data of area to be monitored, and monitoring data is connect by USB
Video gateway equipment 320 is transported in oral instructions, and the monitoring data is carried out conversion multiplexing process by 320 pairs of video gateway equipment, is obtained
Transmission code stream；Demultiplexing process is carried out to the transmission code stream, obtains program corresponding with the monitoring data；To the monitoring
The corresponding program of data is split, and obtains the segmentation that program corresponding with the monitoring data includes；To with the monitoring number
It is encrypted according to the segmentation that corresponding program includes.
When terminal device 330 sends program request, video gateway to video gateway equipment 320 by wide area network or local area network
Equipment 320 is authenticated and is authenticated to terminal device 330, after terminal device 330 obtains certification and authentication, video gateway equipment
The program request program corresponding with the monitoring data that 320 pairs of terminal devices 330 are sent matches；If successful match,
The segmentation that encrypted program corresponding with the monitoring data includes then is sent to the terminal device 330, terminal device
330 pairs of received segmentations for including to program corresponding with the monitoring data are decrypted, so that user sets in terminal
The dynamic of area to be monitored is watched on standby 330.
Finally, it should be noted that the above various embodiments is only used to illustrate the technical scheme of the present invention, rather than it is limited
System；Preferred embodiment in embodiment, is not intended to limit it, to those skilled in the art, the present invention can be with
There are various modifications and changes.All any modification, equivalent replacement, improvement and so within the spirit and principles of the present invention,
It should be included within protection scope of the present invention.
Claims (2)
1. a kind of family's monitoring method, which is characterized in that executed by family's monitoring device, comprising:
The monitoring number of the collected area to be monitored of the video capture device is obtained from video capture device by USB interface
According to, wherein family's monitoring device is configured in the home gateway for being capable of providing Video service, and area to be monitored refers to family
Middle needs are monitored, to know the region of safety；
If the format of the monitoring data is YUV, the monitoring data is encoded to H.264 coded data, and will be described
H.264 coded data is multiplexed with transmission code stream；
It is H.264 coded number by the monitoring data transcoding if the format of the monitoring data is dynamic image expert group
According to, and the H.264 coded data is multiplexed with transmission code stream；
Demultiplexing process is carried out to the transmission code stream, obtains program corresponding with the monitoring data, wherein the program packet
It includes and at least monitors program all the way, and/or at least TV programme, the TV programme are by the utilization home gateway all the way
It is formed after the transmission code stream progress demultiplexing process that the TV data that radio data system is issued is converted into；
Program corresponding with the monitoring data is split, point that program corresponding with the monitoring data includes is obtained
Section；
Dynamic generation content key, and utilize the content key pair program packet corresponding with the monitoring data of the dynamic generation
The segmentation contained is encrypted, and terminal device is authenticated and authenticated；
After terminal device is by certification and authentication, the program request that the terminal device is sent is obtained, and by the program request
Program matching corresponding with the monitoring data, if successful match, by encrypted section corresponding with the monitoring data
The segmentation that mesh includes is sent to the terminal device.
2. a kind of family's monitoring device, which is characterized in that be configured in the home gateway for being capable of providing Video service, comprising:
General-purpose serial bus USB interface, it is collected to be monitored for obtaining the video capture device from video capture device
The monitoring data in region, area to be monitored, which refers to, to be needed to be monitored in family, to know the region of safety；
It converts Multiplexing module and obtains transmission code stream for the monitoring data to be carried out conversion multiplexing process；
Demultiplexing module, for obtaining program corresponding with the monitoring data to transmission code stream progress demultiplexing process,
Wherein, the program includes at least monitoring program all the way, and/or at least TV programme all the way, the TV programme be by pair
After carrying out demultiplexing process using the transmission code stream that the TV data that the home gateway issues radio data system is converted into
It is formed；
Segmentation module obtains corresponding with the monitoring data for being split to program corresponding with the monitoring data
The segmentation that program includes；
Sectional encryption module, the segmentation for including to program corresponding with the monitoring data encrypts, and sets to terminal
It is standby to be authenticated and authenticated；
Program sending module, for obtaining the program that the terminal device is sent and asking after terminal device is by certification and authentication
Ask, and corresponding with the monitoring data program of the program request matched, if successful match, by it is encrypted with it is described
The segmentation that the corresponding program of monitoring data includes is sent to the terminal device；
The conversion Multiplexing module includes:
The monitoring data is encoded to and H.264 encodes if the format for the monitoring data is YUV by coding unit
Data；
Multiplexing Unit, for the H.264 coded data to be multiplexed with transmission code stream；
Or include:
Transcoding units, if the format for the monitoring data is dynamic image expert group, by the monitoring data transcoding
For H.264 coded data；
Multiplexing Unit, for the H.264 coded data to be multiplexed with transmission code stream；
The sectional encryption module includes:
Digital copyright management DRM unit is used for dynamic generation content key；
Sectional encryption unit, for corresponding with the monitoring data using the content key pair of the DRM unit dynamic generation
The segmentation that program includes is encrypted；
The DRM unit is also used to authenticate terminal device and authenticated.
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