CN107276990A - A kind of stream media live broadcasting method and device - Google Patents
A kind of stream media live broadcasting method and device Download PDFInfo
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- CN107276990A CN107276990A CN201710362830.2A CN201710362830A CN107276990A CN 107276990 A CN107276990 A CN 107276990A CN 201710362830 A CN201710362830 A CN 201710362830A CN 107276990 A CN107276990 A CN 107276990A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
- H04L65/75—Media network packet handling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
- H04L65/65—Network streaming protocols, e.g. real-time transport protocol [RTP] or real-time control protocol [RTCP]
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention discloses a kind of stream media live broadcasting method and device, this method includes：Connect video monitoring equipment；Judge the no support ONVIF agreements of the video monitoring equipment；If the video monitoring equipment supports ONVIF agreements, sound, video flowing are received from the video monitoring equipment by ONVIF agreements；If the video monitoring equipment does not support ONVIF agreements, judge whether the video monitoring equipment supports RTSP agreements；If the video monitoring equipment supports RTSP agreements, sound, video flowing are received from the video monitoring equipment by RTSP agreements；The sound, video flowing are encapsulated and sent.The stream media live broadcasting method and device that the present invention is provided to original video monitoring equipment without carrying out upgrading, real-time protocol (RTP) conversion can be carried out to former video capture device, client can be made to watch very much net cast glibly by public network, enhance flexibility, practicality and the economy of system group network and upgrading.
Description
Technical field
The present invention relates to net cast monitoring field, more particularly to a kind of stream media live broadcasting method and device.
Background technology
In field of video monitoring at this stage, web camera more than 90% all follows ONVIF agreements, in LAN
Either CMS platforms or NVR equipment, as long as being easy to access IPC by ONVIF, RTSP agreement or SDK modes.And pass through
Client software or mobile APP carry out video tour.At present, for video remote browse, live, cloud storage demand are continuous
Increase, traditional video monitoring system is difficult to meet live demand, necessary if to realize live streaming media demand
Upgrading is carried out to original video monitoring system.At present, solution is generally gone in the erection of live monitoring system in the following way
Certainly above mentioned problem：
1. setting up 1 streaming media server with fixed ip address, all IPC equipment are entered to streaming media server respectively
Row pushes audio/video flow, and Terminal Server Client carries out net cast by accessing streaming media server.
2. setting up the IPC equipment with P2P functions, carrying out network by third party P2P servers penetrates parsing, long-range visitor
Family end carries out video tour by directly accessing P2P IPC.
3. set up the IPC equipment with RTMP functions carries out push audio/video flow, long-range visitor to RTMP streaming media servers
Family end carries out net cast by accessing RTMP streaming media servers.
But, there is following defect in existing stream media live broadcasting method：
(1) the live problem of IPC videos can be solved, but 1 streaming media service with fixed ip address must be set up
Device, so rents the load for increasing streaming media server and the higher network bandwidth for having fixed ip address for mini-system
Expense.
(2) the live problem of IPC videos can be solved, but all videos that browse must be all distributed from IPC, it is so right
In the IPC of limited capacity, when access number increase, the obstruction of hardware load overload and network uploading bandwidth will be caused, because
And, most of IPC equipment only support 3 to 5 tunnels to distribute.In addition, original video monitoring equipment manufacturer is also not necessarily supported to former
Equipment carry out P2P software upgradings.
(3) the IPC equipment with RTMP functions must be set up, then should a large amount of to front end IPC equipment carry out upgrading processings or
Changed, the cost of user must be so significantly greatly increased.In addition, the video that user is not necessarily intended to carry out whole points sometimes is straight
Broadcast, or carry out the net cast of a part of point, or carry out the net cast of not fixing point.User will be all set up with RTMP work(
The IPC equipment of energy, can cause the increase of equipment cost.
The content of the invention
In order to overcome the deficiencies in the prior art, an object of the present invention is to provide a kind of stream media live broadcasting method, no
Transformed with to existing equipment, can to former video capture device carry out real-time protocol (RTP) conversion, can make client by public network very
Net cast is watched glibly.
The second object of the present invention is to provide a kind of live streaming media device, without being carried out to original video monitoring equipment
Upgrading, can carry out real-time protocol (RTP) conversion to former video capture device, client can be made to be watched glibly very much by public network
Net cast.
An object of the present invention adopts the following technical scheme that realization：
A kind of stream media live broadcasting method, including：
Connect video monitoring equipment；
Judge whether the video monitoring equipment supports ONVIF agreements；
If the video monitoring equipment supports ONVIF agreements, received by ONVIF agreements from the video monitoring equipment
Sound, video flowing；
If the video monitoring equipment does not support ONVIF agreements, judge whether the video monitoring equipment supports RTSP
Agreement；
If the video monitoring equipment supports RTSP agreements, received by RTSP agreements from the video monitoring equipment
Sound, video flowing；
The sound, video flowing are encapsulated and sent.
Further, the sound, video flowing are encapsulated and sent also includes before：
If the video monitoring equipment does not support RTSP agreements, received by SDK plug-in units from the video monitoring equipment
Sound, video flowing.
Further, it is described by the sound, video flowing encapsulate and send including：
Whether the received video data of detection is I frame data；
If I frame data, then start to receive video data；
Whether the received voice data of detection is ACC coded formats；
If ACC coded formats, then start to receive voice data；
The video data and the voice data are packaged and sent according to preset format.
Further, whether the received voice data of the detection is also to include after ACC coded formats：
If not ACC coded formats, then the voice data is decoded；
Decoding data is encoded to ACC forms.
Further, it is described to judge whether the video monitoring equipment is supported also to include before ONVIF agreements：
Parse the device parameter of the video monitoring equipment.
The second object of the present invention adopts the following technical scheme that realization：
A kind of live streaming media device, including：Link block, the first judge module, the first receiving module, second judge mould
Block, the second receiving module and sending module；
The link block, for connecting video monitoring equipment；
First judge module, for judging whether the video monitoring equipment supports ONVIF agreements；
First receiving module, if supporting ONVIF agreements for the video monitoring equipment, passes through ONVIF agreements
Sound, video flowing are received from the video monitoring equipment；
Second judge module, if the video monitoring equipment does not support ONVIF agreements, judges the video monitoring
Whether equipment supports RTSP agreements；
Second receiving module, if for the video monitoring equipment support RTSP agreements, by RTSP agreements from
The video monitoring equipment receives sound, video flowing；
The sending module, for encapsulating and sending the sound, video flowing.
Further, in addition to the 3rd receiving module；
3rd receiving module, if not supporting RTSP agreements for the video monitoring equipment, by SDK plug-in units from
The video monitoring equipment receives sound, video flowing.
Further, in addition to：First detection module, the 4th receiving module, the second detection module and the 5th receiving module；
The first detection module, for detecting whether received video data is I frame data；
4th receiving module, if for I frame data, then starting to receive video data；
Second detection module, for detecting whether received voice data is ACC coded formats；
5th receiving module, if for ACC coded formats, then starting to receive voice data；
The sending module, is additionally operable to the video data and the voice data being packaged simultaneously according to preset format
Send.
Further, in addition to：Decoder module and coding module；
The decoder module, if not for ACC coded formats, then being decoded to the voice data；
The coding module, for decoding data to be encoded into ACC forms.
Further, in addition to parsing module；
The parsing module, the device parameter for parsing the video monitoring equipment.
Compared with prior art, the beneficial effects of the present invention are：
Without carrying out upgrading to original video monitoring equipment, real-time protocol (RTP) can be carried out to former video capture device and turned
Change, client can be made to watch very much net cast glibly by public network, enhance system group network and upgrading flexibility,
Practicality and economy.
Brief description of the drawings
Fig. 1 is stream media live broadcasting method flow chart provided in an embodiment of the present invention；
Sound, video flowing are encapsulated transmission flow figure by Fig. 2 to be provided in an embodiment of the present invention；
Fig. 3 is live streaming media schematic device provided in an embodiment of the present invention.
Embodiment
Below, with reference to accompanying drawing and embodiment, the present invention is described further, it is necessary to which explanation is, not
Under the premise of afoul, new implementation can be formed between various embodiments described below or between each technical characteristic in any combination
Example.
A kind of stream media live broadcasting method, including：
Step S101：Connect video monitoring equipment.
Specifically, during the operation of RTMP live streaming medias gateway system, server is set with original video monitoring IPC equipment, coding
Standby, NVR equipment or CMS platforms are attached by network.
Step S102：Parse the device parameter of the video monitoring equipment.
Specifically, the ONVIF parsing modules analysis in server accessed the IP of former monitoring device, user name, password,
The parameters such as stream file title are simultaneously sent to RTSP Streaming Media receiving modules.
Step S103：Judge whether the video monitoring equipment supports ONVIF agreements.
Step S104：If the video monitoring equipment supports ONVIF agreements, supervised by ONVIF agreements from the video
Control equipment and receive sound, video flowing.
If specifically, ONVIF protocol resolution modules parse accessed device parameter, passing through video monitoring equipment factory
The ONVIF agreements access parameter that business provides receives sound, video flowing from monitoring device.
Step S105：If the video monitoring equipment does not support ONVIF agreements, whether the video monitoring equipment is judged
Support RTSP agreements.
Step S106：If the video monitoring equipment supports RTSP agreements, by RTSP agreements from the video monitoring
Equipment receives sound, video flowing.
If specifically, ONVIF protocol resolution modules can not parse accessed device parameter, checking video monitoring equipment factory
Whether business provides RTSP agreement access parameters, if video monitoring equipment manufacturer provides RTSP agreement access parameters, directly
The RTSP agreements access parameter provided by monitoring device manufacturer receives sound, video flowing from video monitoring equipment.
RTSP Streaming Medias receiving module in server by analyze come monitoring device IP, user name, password, stream
File name, receives sound, video flowing from monitoring device and is sent to RTMP protocol conversion modules, RTMP protocol conversion modules are read
ONVIF parses the information with AM access module, and according to whether supports ONVIF agreement relevant information dynamic loads ONVIF or RTSP
AM access module, realizes that the access to RTMP protocol conversion gateways is handled by data and controlling bus.
Define AM access module description information structure as follows：
Including type, version, title, path and use state.RTMP protocol conversion modules can use shape by inquiry
State determines whether dynamic load.
Step S107：If the video monitoring equipment does not support RTSP agreements, by SDK plug-in units from the video monitoring
Equipment receives sound, video flowing.
SDK AM access modules use pure empty class SDK_BaseSrv tables with the interface specification defined between equipment and system plugin
Show.SDK_PersonSrv derived class realizes pure virtual base class SDK_ by calling each equipment with api function in system manufacturer SDK
BaseSrv abstraction interface.In RTMP live streaming medias gateway compatible new equipment and system, without needing to RTMP Streaming Medias
Other modules of live gateway are modified, it is only necessary to encoded derived class to realize access function, generated variant equipment and system
The DevVendor.dll storehouses of manufacturer, when carrying out secondary development for integrator, also only need to follow pure empty class SDK_BaseSrv
Interface specification go oneself to realize concrete function, even to realize undefined interface function in pure virtual base class, RTMP streams
Medium living broadcast gateway business is without offer source code, it is only necessary to the desired interface of integrator is added in pure virtual base class, by integrated
Business oneself goes to implement desired function.Define DevVendor, DevName, DevVesion words respectively in above-mentioned base class
String variable is accorded with, the manufacturer of expression equipment and system, title, version, assign occurrence, RTMP Streaming Medias respectively in derived class respectively
Live broadcast system is operationally by DevVendor, DevName, and DevVesion values determine the specific plug-in unit of dynamic load, so that
Realize the manipulation to equipment and system.
Define SDK plug-in model description information structures：
Manufacturer, title, version and use state including equipment or system.RTMP protocol conversion modules can pass through inquiry
Use state is come equipment SDK plug-in units needed for determining whether dynamic load.
Step S108：The sound, video flowing are encapsulated and sent.
Specifically, sound, video flowing that RTMP protocol conversion modules obtain RTSP Streaming Medias receiving module are packaged into RTMP
The stream of protocol format, RTMP streaming medias module sends sound to specified RTMP streaming media servers by network interface, regarded
Frequency evidence.
The stream media live broadcasting method that the present embodiment is provided is inputted using network, exported, and can neatly switch input
Sound, video source can carry out real-time protocol (RTP) to former video capture device and turn without carrying out upgrading to original video monitoring equipment
Change, client can be made to watch very much net cast glibly by public network, enhance system group network and upgrading flexibility,
Practicality and economy.
As shown in Fig. 2 by sound, video flowing encapsulate and send including：
Step S201：Whether the received video data of detection is I frame data.
Step S202：If I frame data, then start to receive video data.
Specifically, setting special sound, video data receiving thread function to carry out the reception processing of Streaming Media respectively, opening
After dynamic video reception thread, whether first analyze data is I frame data, if not I frame data, and this data is directly abandoned, until
Detect after first I frame data, receiving thread just starts normal stream medium data and received.
Step S203：Whether the received voice data of detection is ACC coded formats.
Step S204：If ACC coded formats, then start to receive voice data.
Specifically, after audio receiving thread is started, first analyzing whether voice data is AAC coded formats, if AAC
Coded format, then directly carry out sound, video data encapsulation, if not AAC coded formats, then send into AAC transcoding modules and carry out
The processing of AAC data transcoding.
Step S205：If not ACC coded formats, then the voice data is decoded.
Step S206：Decoding data is encoded to ACC forms.
If specifically, when the audio format coded by video monitoring equipment is not AAC, starting AAC transcoding modules, first
Decoding effort is carried out to former audio coding formats, restarts AAC encoders and is encoded.
Step S207：The video data and the voice data are packaged and sent according to preset format.
Specifically, when carrying out media data transmission, in order to save bandwidth, with according to RTMP protocol requirements, by video data
H.264high profile is encoded into, audio data coding stamps timestamp respectively into AAC forms, and for audio, video data, with
Be convenient for Media Stream it is live when audio-visual synchronization processing, RTMP protocol conversion modules are by sound, video data stream according to RTMP
Mode required by agreement carries out data packing respectively, while setting special thread function to flow matchmaker to RTMP according to RTMP agreements
Body server carries out sound, the real-time transmission of video data.Its structure is defined as follows：
Stream media live broadcasting method provided in an embodiment of the present invention, without to original use ONVIF agreements or RTSP agreements
Monitoring device carries out any upgrading, can also be by only in net even if ONVIF, RTSP agreement are not supported or nonstandard
Close loading equipemtn SDK plug-in units to be accessed, by RTMP protocol conversion gateways, live streaming media can be carried out on public network.
RTMP protocol conversion gateways are inputted using network, exported, and can neatly switch input sound, video source, and without carrying out
The improvement project of any circuit, with good engineering practicability.RTMP protocol conversion gateways are actively to RTMP streaming media services
Device is registered, and does not need RTMP protocol conversion gateways to have fixed ip address, with good economic and practical.
As shown in figure 3, live streaming media device provided in an embodiment of the present invention, including：Link block 11, first judge mould
Block 12, the first receiving module 13, the second judge module 14, the second receiving module 15 and sending module 16；
Link block 11, for connecting video monitoring equipment；
First judge module 12, for judging whether the video monitoring equipment supports ONVIF agreements；
First receiving module 13, if for the video monitoring equipment support ONVIF agreements, by ONVIF agreements from
The video monitoring equipment receives sound, video flowing；
Second judge module 14, if the video monitoring equipment does not support ONVIF agreements, judges that the video monitoring is set
It is standby whether to support RTSP agreements；
Second receiving module 15, if supporting RTSP agreements for the video monitoring equipment, by RTSP agreements from institute
State video monitoring equipment and receive sound, video flowing；
Sending module 16, for encapsulating and sending the sound, video flowing.
Further, in addition to the 3rd receiving module；
3rd receiving module, if not supporting RTSP agreements for the video monitoring equipment, by SDK plug-in units from described
Video monitoring equipment receives sound, video flowing.
Further, in addition to：First detection module, the 4th receiving module, the second detection module and the 5th receiving module；
First detection module, for detecting whether received video data is I frame data；
4th receiving module, if for I frame data, then starting to receive video data；
Second detection module, for detecting whether received voice data is ACC coded formats；
5th receiving module, if for ACC coded formats, then starting to receive voice data；
Sending module, is additionally operable to the video data and the voice data being packaged concurrently according to preset format
Send.
Further, in addition to：Decoder module and coding module；
Decoder module, if not for ACC coded formats, then being decoded to the voice data；
Coding module, for decoding data to be encoded into ACC forms.
Further, in addition to parsing module；
Parsing module, the device parameter for parsing the video monitoring equipment.
The method in device and previous embodiment in the present embodiment be based on two aspects under same inventive concept,
Above method implementation process is described in detail, thus those skilled in the art can according to it is described above clearly
The structure and implementation process of the device in the present embodiment are solved, it is succinct for specification, just repeat no more herein.
For convenience of description, it is divided into various modules during description apparatus above with function to describe respectively.Certainly, this is being implemented
The function of each module can be realized in same or multiple softwares and/or hardware during invention.
As seen through the above description of the embodiments, those skilled in the art can be understood that the present invention can
Realized by the mode of software plus required general hardware platform.Understood based on such, technical scheme essence
On the part that is contributed in other words to prior art can be embodied in the form of software product, the computer software product
It can be stored in storage medium, such as ROM/RAM, magnetic disc, CD, including some instructions are to cause a computer equipment
(can be personal computer, server, or network equipment etc.) performs some of each of the invention embodiment or embodiment
Method described in part.
Stream media live broadcasting method and device provided in an embodiment of the present invention, without to original use ONVIF agreements or RTSP
The monitoring device of agreement carries out any upgrading, even if ONVIF, RTSP agreement are not supported or nonstandard, can also pass through
Only accessed in gateway loading equipemtn SDK plug-in units, by RTMP protocol conversion gateways, Streaming Media can be carried out on public network straight
Broadcast.RTMP protocol conversion gateways are inputted using network, exported, and can neatly switch input sound, video source, and without entering
The improvement project of any circuit of row, with good engineering practicability.RTMP protocol conversion gateways actively take to RTMP Streaming Medias
Business device is registered, and does not need RTMP protocol conversion gateways to have fixed ip address, with good economic and practical.
Above-mentioned embodiment is only the preferred embodiment of the present invention, it is impossible to limit the scope of protection of the invention with this,
The change and replacement for any unsubstantiality that those skilled in the art is done on the basis of the present invention belong to institute of the present invention
Claimed scope.
Claims (10)
1. a kind of stream media live broadcasting method, it is characterised in that including：
Connect video monitoring equipment；
Judge whether the video monitoring equipment supports ONVIF agreements；
If the video monitoring equipment supports ONVIF agreements, by ONVIF agreements from the video monitoring equipment receive sound,
Video flowing；
If the video monitoring equipment does not support ONVIF agreements, judge whether the video monitoring equipment supports RTSP agreements；
If the video monitoring equipment supports RTSP agreements, sound is received from the video monitoring equipment by RTSP agreements, regarded
Frequency flows；
The sound, video flowing are encapsulated and sent.
2. stream media live broadcasting method according to claim 1, it is characterised in that the sound, video flowing are encapsulated and sent
Also include before：
If the video monitoring equipment does not support RTSP agreements, sound is received from the video monitoring equipment by SDK plug-in units, regarded
Frequency flows.
3. stream media live broadcasting method according to claim 1, it is characterised in that described to encapsulate the sound, video flowing simultaneously
Transmission includes：
Whether the received video data of detection is I frame data；
If I frame data, then start to receive video data；
Whether the received voice data of detection is ACC coded formats；
If ACC coded formats, then start to receive voice data；
The video data and the voice data are packaged and sent according to preset format.
4. stream media live broadcasting method according to claim 3, it is characterised in that the voice data that the detection is received is
It is no be ACC coded formats after also include：
If not ACC coded formats, then the voice data is decoded；
Decoding data is encoded to ACC forms.
5. stream media live broadcasting method according to claim 1, it is characterised in that the judgement video monitoring equipment is
Also include before no support ONVIF agreements：
Parse the device parameter of the video monitoring equipment.
6. a kind of live streaming media device, it is characterised in that including：Link block, the first judge module, the first receiving module,
Second judge module, the second receiving module and sending module；
The link block, for connecting video monitoring equipment；
First judge module, for judging whether the video monitoring equipment supports ONVIF agreements；
First receiving module, if supporting ONVIF agreements for the video monitoring equipment, by ONVIF agreements from institute
State video monitoring equipment and receive sound, video flowing；
Second judge module, if the video monitoring equipment does not support ONVIF agreements, judges the video monitoring equipment
Whether RTSP agreement is supported；
Second receiving module, if supporting RTSP agreements for the video monitoring equipment, by RTSP agreements from described
Video monitoring equipment receives sound, video flowing；
The sending module, for encapsulating and sending the sound, video flowing.
7. live streaming media device according to claim 6, it is characterised in that also including the 3rd receiving module；
3rd receiving module, if not supporting RTSP agreements for the video monitoring equipment, by SDK plug-in units from described
Video monitoring equipment receives sound, video flowing.
8. live streaming media device according to claim 6, it is characterised in that also include：First detection module, the 4th connect
Receive module, the second detection module and the 5th receiving module；
The first detection module, for detecting whether received video data is I frame data；
4th receiving module, if for I frame data, then starting to receive video data；
Second detection module, for detecting whether received voice data is ACC coded formats；
5th receiving module, if for ACC coded formats, then starting to receive voice data；
The sending module, is additionally operable to the video data and the voice data being packaged concurrently according to preset format
Send.
9. live streaming media device according to claim 8, it is characterised in that also include：Decoder module and coding module；
The decoder module, if not for ACC coded formats, then being decoded to the voice data；
The coding module, for decoding data to be encoded into ACC forms.
10. live streaming media device according to claim 6, it is characterised in that also including parsing module；
The parsing module, the device parameter for parsing the video monitoring equipment.
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| CN107276990B (en) | 2020-07-07 |
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