CN104601863B - A kind of IP matrix systems for recorded broadcast - Google Patents
A kind of IP matrix systems for recorded broadcast Download PDFInfo
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- CN104601863B CN104601863B CN201310415657.XA CN201310415657A CN104601863B CN 104601863 B CN104601863 B CN 104601863B CN 201310415657 A CN201310415657 A CN 201310415657A CN 104601863 B CN104601863 B CN 104601863B
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Abstract
The present invention relates to video acquisition field, specifically discloses a kind of IP matrix systems for recorded broadcast, it includes multiple data sources, transmitting and scheduling server, records decoding server, management platform, and data source is used to provide video flowing；Transmitting and scheduling server asks video flowing to data source according to the instruction of management platform and is forwarded to the decoding channels specified, and issues recording and playback controls instruction；Record decoding server to be used to carry out multi-path video stream respectively decoding output, and recording and storing and playback are carried out to multi-path video stream according to recording, playback controls instruction；Management platform is used for video flowing forwarding and video record, playback management.Whereby, the present invention can realize multichannel input and output, and the recording and broadcasting system of multi-multipoint Transfer-matrix pattern, realizes under various complicated scenes and process is recorded and played back comprehensively, can show more abundant information.
Description
Technical field
The present invention relates to video acquisition field, and in particular to a kind of IP matrix systems for recorded broadcast.
Background technology
Recording and broadcasting system is widely used to the fields such as education, medical treatment, meeting and military affairs, and recorded broadcast is by audio-visual to scene
Record and synchronously carry out the process of network transmission broadcasting.Existing recording and broadcasting system is usually only capable of realizing to single or several existing
Field (such as single classroom, single operating room) is recorded and Network Synchronization is live, usually passes through several video cameras, respective counts
The encoder of amount and a recorded broadcast server just can framework recording and broadcasting systems.
But in the case of the display information for needing more to enrich, such as command scheduling center, analysis decision center, should
Anxious command centre, large screen splicing meeting room etc., existing recording and broadcasting system cannot meet what process was recorded and played back comprehensively
Demand.
The content of the invention
A kind of IP matrix systems for recorded broadcast provided by the invention, it can realize multichannel input and output, multi-multipoint
Transfer-matrix pattern recording and broadcasting system, under various complicated scenes realize process is recorded and played back comprehensively, can show
More abundant information.
To achieve the above objectives, the present invention provides a kind of IP matrix systems for recorded broadcast, including：Multiple data sources, biography
Defeated dispatch server, record decoding server and be installed on the management platform of client computer,
The multiple data source, for providing video flowing；
The transmitting and scheduling server, is connected by the network switch with the multiple data source, and the transmitting and scheduling
Server asks video flowing to the data source according to the instruction of the management platform and is forwarded to the decoding channels specified, and root
Recording is issued to the recording decoding server and playback controls are instructed according to the instruction of the management platform；
The recording decoding server, the multi-path video stream sent for receiving transmitting and scheduling server, to the multichannel
Video flowing carries out decoding and is output to corresponding display channel respectively, and according to the recording, playback controls instruction to the multichannel
Video flowing carries out recording and storing and playback；
Management platform, for controlling the transmitting and scheduling server to be forwarded to and carry out video by specified video flowing
Record, playback management；
IP matrix systems according to the present invention, the IP matrix systems further include large-screen display, for showing institute at the same time
State and record the multi-path video stream that decoding server is sent.
IP matrix systems according to the present invention, the management platform, which issues, exports the video flowing of some data source to certain
The forwarding instruction of one decoding output channel；
The transmitting and scheduling server instructs to corresponding data source according to the forwarding and asks video flowing, and will receive and regard
Frequency circulation is sent to corresponding decoding output channel；
The recording decoding server carries out decoding output to the video flowing.
IP matrix systems according to the present invention, the management platform issue video record to the transmitting and scheduling server and refer to
Order, and management platform locking video flowing forwarding capability；
The record command is forwarded to the recording decoding server by the transmitting and scheduling server；
The recording decoding server just will be carried out at the same time recording in decoded multiple video flowings.
IP matrix systems according to the present invention, the management platform issue video playback to the transmitting and scheduling server and refer to
The video playback instructions are issued to the recording decoding server by order, the transmitting and scheduling server；
The decoding recorded decoding server and terminate current live video flowing, and the video data of storage inside is carried out
Display is exported after decoding.
IP matrix systems according to the present invention, the recording decoding server include：
Signaling processing and control module, for carrying out Signalling exchange with transmitting and scheduling server, and with recording decoding service
Media Stream transmitting-receiving inside device carries out Signalling exchange with framing module, decoding and display module；
Media Stream is received and dispatched and framing module, and the multipath media stream sent for receiving the recording decoding server, carries out
The decoding and display module are sent to after framing；
Decoding and display module, lead to for decoding the Media Stream, and by decoded image display to the display specified
Road.
IP matrix systems according to the present invention, the Media Stream transmitting-receiving are additionally operable to according to Synchronization Source mistake with framing module
The Media Stream that the recording decoding server is sent is filtered, and judges whether the Media Stream received needs framing according to solution code mark
With decoding, if need not decode will throw away before framing.
IP matrix systems according to the present invention, the data source include encoder data source and matrix data source；
The encoder data source includes video signal collective end and encoder.
IP matrix systems according to the present invention, the IP matrix systems further include multiple decoders and with the multiple solution
The display that code device connects respectively,
The decoder is used to receive the single channel video flowing that transmitting and scheduling server is sent, and the single channel video flowing is carried out
Decoding is exported to the display.
IP matrix systems according to the present invention, the data source, the transmitting and scheduling server, the recording decoding service
Device and the management platform are connected by the network switch, and the management platform is according to the data source, the transmitting and scheduling
Server, the IP address for recording decoding server carry out video flowing forwarding and video record, playback management.
IP matrix systems according to the present invention, the recording decoding server include multiple decoding chips, each decode core
Piece can be at least video flowing carries out decoding output all the way.
IP matrix systems of the present invention include multiple data sources, transmitting and scheduling server, record decoding server, are installed on visitor
The management platform and large-screen display of family end computer, the present invention are turned by the video flowing of the multiple data sources of management platform
Hair, recording and playback management, the decoding channels specified are forwarded to by transmitting and scheduling server to the video flowing of multiple data sources,
Record decoding server and be output to corresponding display channel carrying out decoding respectively in different passages to multiple video flowings, finally
Show the image of multiple video flowings at the same time on large-screen display, realize to multichannel input and output, multi-multipoint matrix
The recording and broadcasting system of transmission mode；And recording decoding server can be according to recording that management platform issues, playback controls instruction pair
Multi-path video stream carries out recording and storing and playback, can record reduction screen message truly, realize in various complicated scenes
Lower realization is recorded and played back comprehensively to process, can show more abundant information.
Brief description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, without creative efforts, other can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is a kind of a kind of system construction drawing of embodiment of IP matrix systems for recorded broadcast of the invention；
Fig. 2 is a kind of system construction drawing of another embodiment of IP matrix systems for recorded broadcast of the invention；
Fig. 3 is a kind of system construction drawing of another embodiment of IP matrix systems for recorded broadcast of the invention.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment, belongs to the scope of protection of the invention.
Embodiment one
The present embodiment provides a kind of IP matrix systems 100 for recorded broadcast, including：Multiple data sources 10, transmitting and scheduling clothes
Business device 20, the management platform 40 and large-screen display 50 recorded decoding server 30, be installed on client computer.Data source
10th, transmitting and scheduling server 20, recording decoding server 30 and management platform 40 are connected by the network switch 60, and management is flat
Platform 40 according to data source 10, transmitting and scheduling server 20, record decoding server 30 IP address carry out video flowing forwarding and
Video record, playback management.
Multiple data sources 10, for providing video flowing.Data source 10 can be encoder data source 11 or matrix data source
12, i.e. data source can provide for high definition encoder, or be forwarded by other IP matrixes or network data.And encoder number
Include video signal collective end 121 and encoder 122 according to source 12, the video signal collective end 121 can be high-definition camera,
USB interface, DVI interface, SD interface or other signaling interfaces, encoder 122 also correspond to high definition encoder, VGA encoders, or
Other types encoder.The main function of encoder is will to form the video stream encryption of different-format to record decoding server 30
The form of support, records data easy to record decoder 30, is compressed, is decoded, such as video format is converted to H264
Form, AAC forms are converted to by audio format.
Transmitting and scheduling server 20, is connected by the network switch 60 with multiple data sources 10, and transmitting and scheduling server
20 ask video flowing to data source 10 according to the instruction of management platform 40 and are forwarded to the decoding channels specified, and flat according to management
To recording, decoding server 30 issues recording and playback controls instruct for the instruction of platform 40.The main function of transmitting and scheduling server 20
Exactly video flowing is forwarded to according to the instruction of management platform 40, and the instruction of management platform 40 is forwarded to.For example,
The video flowing of a certain data source 10 is forwarded to a certain decoding channels by transmitting and scheduling server 20 according to the instruction of management platform 40,
Or the video flowing of a certain data source is forwarded to multiple decoding channels.The function of transmitting and scheduling server 20：Reception pipe pats
The control instruction of platform 40, needs to manage all data-source devices (including encoder data source 11 and matrix data according to user
Source 12) and data output apparatus (recording decoding server 30), and instructed according to the data output scheduling of management platform, it will come from
The audio, video data source of data-source device is forwarded to corresponding data output apparatus, carries out display output.
In practical operation, transmitting and scheduling server 20 would generally include data source interactive module 21, data reception module
22nd, signaling processing module 23, data output control module 24 and data outputting module 25.Data source interactive module 21 passes through letter
The control message of processing module 23 is made, is communicated with data source 10, and performs corresponding operation.Data reception module 22 receives
Bit stream data from data source 10, and by the memory pool of bit stream data deposit data output control module 24.Signaling processing
Module 23 receives the connection request of other modules, handles accordingly to request message, and returns to handling result.Signaling processing module
23 establish and safeguard data-source device list and data output apparatus list, in data-source device list and data source output equipment
The relevant information and operating status of list records equipment.Data output control module 24 is by handling the number from management platform 40
According to source output control message, data source output relation list is established, and pass through data source output relation list controls data source 10
Output.Data output control module 24 creates a memory pool for each data sources module 22, for receiving data
Source receiving module transmitted stream data.Data output control module 24 reads bit stream data from memory pool, and according to data
Bit stream data is sent in the memory pool of corresponding data outputting module 25 by source output relation list.Data outputting module 25 is logical
The control message of signaling processing module 23 is crossed, is communicated with data-source device, and performs corresponding operation.Data outputting module
25 create a memory pool, bit stream data are read from memory pool, and bit stream data is transmitted to corresponding output equipment.
Record decoding server 30, the multi-path video stream sent for receiving transmitting and scheduling server 20, to multi-channel video
Stream carries out decoding in different decoding channels and is output to corresponding display channel respectively, and according to recording, playback controls instruction pair
Multi-path video stream carries out recording and storing and playback.Recording decoding server 30 equally has two effects, and one is to transmit
The video flowing that dispatch server 20 is sent is decoded, the other is carrying out recording and storing to video flowing according to record command, returning
Put.
Recording decoding server 30 includes signaling processing and control module 31, Media Stream transmitting-receiving and framing module 32 and decoding
With display module 33.Signaling processing and control module 31 be used for transmitting and scheduling server 20 carry out Signalling exchange, and with recording
Media Stream transmitting-receiving inside decoding server 31 carries out Signalling exchange with framing module 32, decoding and display module 33；Media Stream
Transmitting-receiving is used to receive the multipath media stream that transmitting and scheduling server 20 is sent with framing module 32, and decoding is sent to after carrying out framing
With display module 33；Decoding and display module 33 are used to decode Media Stream, and by decoded image display to the window specified.
Media Stream is received and dispatched to be additionally operable to according to the Synchronization Source filtering Media Stream recorded decoding server and sent with framing module 32,
And judge whether the Media Stream received needs framing and decoding according to solution code mark, if need not decode will throw away before framing
Fall.
Record decoding server 30 and generally comprise multiple decoding chips, each decoding chip can be at least video flows into all the way
Row decoding output.For example, recording decoding server 30 includes 3 decoding chips, it is logical that each decoding chip includes two decodings
Road can decode two-way high definition video steaming, the clear decoding video stream of 4 road signs.The number of data source 10 is also with recording decoding service
The decoding capability of device 30 is related, is only capable of decoding 12 road HD videos for example, recording decoding server, then high-definition data
The number in source 10 can not be more than 12.
Management platform 40, video is forwarded to and carries out for controlling transmission dispatch server 20 by specified video flowing
Record, playback management.Management platform 40 is usually to be installed on the software of client computer.Management platform 40 is user and IP squares
The unique interface that array 1 system 100 interacts, user could only carry out IP matrix systems 100 accordingly by management platform 40
Operation, such as：Addition/deletion data source and output equipment, control data source output, are recorded, playback operation etc..
Large-screen display 50, for showing the multi-path video stream recorded decoding server and sent at the same time.Particularly real
Apply in example, large-screen display 50 carries out multiple video flowings split screen display available, and each sub- screen display shows video flowing all the way.
Specifically, the IP matrix systems 100 of the present invention mainly have three functions, one, by the video from different data sources
Circulation is dealt into different decoding channels, so that corresponding be shown to different display channels, and then in the son point of large-screen display 50
Screen is shown.2nd, the display video to large-screen display 50 is recorded.3rd, the video of recording is played back.Divide below
It is other that these three functions are described in detail respectively.
When video flowing from different data sources is forwarded to different decoding channels by IP matrix systems 100, first by pipe
Platform 40 issues the forwarding for exporting the video flowing of some data source 10 to some decoding output channel and instructs；Transmission is adjusted
Degree server 20 instructs to corresponding data source 10 according to the forwarding and asks video flowing, and will receive video flowing and be forwarded to correspondence
Decoding output channel；Record decoding server 30 and decoding output is carried out to video flowing to corresponding display channel, finally big
The upper corresponding sub- screen of panel type display 50 is shown.Realize to multichannel input and output, multi-multipoint Transfer-matrix mould
The recording and broadcasting system of formula.
When IP matrix systems 100 record the video pictures on large-screen display 50, management platform 40 is adjusted to transmission
Degree server 20 issues video record instruction, and management platform 40 locks video flowing forwarding capability；Transmitting and scheduling server 20 will
Record command, which is forwarded to, records decoding server 30；Recording decoding server 30 will just be carried out at the same time in decoded multiple video flowings
Record, and stamp unified timestamp, each video flowing is stored in an individual files respectively.Due in large-screen display 50
Upper display not just for 1 road video, but multi-channel video is required for recording into single file respectively per video all the way.But
Be due to user in use, screens switch can be carried out, also will new video flowing be switched to that existing video shows it is aobvious
Show that passage is shown, can there are Parameters variation in switching, it is necessary to which burst, can cause frequently point if frequent switching
Piece, produces multiple files, finally resulting in be played back so as to record.To avoid the problem that frequent burst, in the present invention
Video flowing forwarding capability is locked when recording, avoids user from carrying out screens switch.At the same time in order between each road video flowing of later stage playback
It is synchronous, need to stamp unified timestamp per video flowing all the way.It is achieved thereby that realize to " the finding, that is, institute of large-screen display 50
" recording and playback, reduction screen message can be recorded truly, be more applicable for education, meeting, the recorded broadcast of medical field.
When IP matrix systems 100 play back the video pictures on large-screen display 50, management platform 40 is adjusted to transmission
Degree server 20 issues video playback instructions, and video playback instructions are issued to recording decoding server by transmitting and scheduling server 20
30；The decoding that decoding server 30 terminates current live video flowing is recorded, and after the video data of storage inside is decoded
Output display.Record decoding server 30 to terminate currently just in the decoding output of live video flowing, in order to avoid back
The conflict of the video flowing and live video stream put.
The IP matrixes of the present embodiment can realize the transmission of Gao Biaoqing VGA mixed signals, concentrate decoding, record decoding server
The videos of 30 outputs enter local matrix system, and IP matrix systems are as just the effect for providing video source, the signal of recording
Also can only be itself decoded signal source.Display can be directly entered by analog cable by recording the video that decoding server 30 exports
System (i.e. large-screen display 50), skips matrix and splicing equipment, under the pattern except realize high standard definition VGA mixed signals
Transmission, concentrate decoding outer, and system can be realized to large-size screen monitors " What You See Is What You Get " recording and playback, can record reduction screen message truly,
The demand that realization is recorded and played back comprehensively to process under various complicated scenes is realized, can show more abundant letter
Breath, suitable for command scheduling center, analysis decision center, Police Command Center, large screen splicing meeting room etc..
Embodiment two
The present embodiment provides another IP matrix systems 100 for being used for recorded broadcast, including：Multiple data sources 10, transmitting and scheduling
Server 20, the management platform 40 and large-screen display 50 recorded decoding server 30, be installed on client computer, at the same time
Originally it is that the IP matrix systems 100 of embodiment further include multiple decoders 70 and the display being connected respectively with multiple decoders 70
80.Data source 10, transmitting and scheduling server 20, recording decoding server 30 and management platform 40 are connected by the network switch 60
Connect, management platform 40 is according to data source 10, transmitting and scheduling server 20, the IP for recording decoding server 30 and decoder 70
Location carries out video flowing forwarding and video record, playback management.In the present embodiment, decoder 70 is used to receive transmitting and scheduling clothes
The single channel video flowing that business device 20 is sent, carries out single channel video flowing decoding output to display 80.In fig. 2, only drawn in figure
Go out a decoder 70 and a display 80, the actually number of decoder 70 and display 80 can be multiple.
What is different from the first embodiment is that embodiment adds multiple decoders 70 and corresponding display 80, decoding
Device 70 can be connected by network exchange 60 with transmitting and scheduling server 20.Decoder 70 can not achieve recording and playback function.Its
Recording and playback function is only capable of realizing by recording decoding server 30.The present embodiment relative to embodiment one matrix system work(
Can be more perfect, it can not only show the video from different data sources 10 on large-screen display 50, and can pass through solution
Code device 70 and display 80 are distally being shown that the scope of application is wider.
Embodiment three
The present embodiment also provides a kind of IP matrix systems 100 for recorded broadcast, including：Multiple data sources 10, transmitting and scheduling
Server 20, the management platform 40 for being installed on client computer, multiple decoders 70 and connect respectively with multiple decoders 70
The display 80 connect.Data source 10,20 management platform 40 of transmitting and scheduling server are connected by the network switch 60, management platform
40 carry out video flowing forwarding management according to the IP address of data source 10, transmitting and scheduling server 20, decoder 70.In the present embodiment
In, decoder 70 is used to receive the single channel video flowing that transmitting and scheduling server 20 is sent, and decoding output is carried out to single channel video flowing
To display 80.In figure 3, a decoder 70 and a display 80, actually 70 He of decoder are only drawn in figure
The number of display 80 can be multiple.
Unlike embodiment one and embodiment two, the IP matrix systems 100 of the present embodiment do not include transmitting and scheduling and take
Business device 20 and large-screen display, it is impossible to realize recording and playback function.
In conclusion IP matrix systems of the present invention include multiple data sources, transmitting and scheduling server, record decoding service
Device, the management platform and large-screen display for being installed on client computer, the present invention pass through the multiple data sources of management platform
Video flowing is forwarded to, records and playback management, and finger is forwarded to the video flowing of multiple data sources by transmitting and scheduling server
Fixed decoding channels, record decoding server multiple video flowings are carried out respectively in different passages decoding be output to it is corresponding
Display channel, finally shows the image of multiple video flowings, realizes to multichannel input and output, multiple spot at the same time on large-screen display
To the recording and broadcasting system of the Transfer-matrix pattern of multiple spot；And record decoding server can according to the recording that management platform issues, return
Put control instruction and recording and storing and playback are carried out to multi-path video stream, reduction screen message can be recorded truly, realized each
The demand that process is recorded and played back comprehensively is realized under the complicated scene of kind, can show more abundant information.
Specific case used herein is set forth the principle of the present invention and embodiment, and above example is said
It is bright to be only intended to help the core concept for understanding the present invention；Meanwhile for those of ordinary skill in the art, according to the present invention's
Thought, there will be changes in specific embodiments and applications, in conclusion this specification content should not be construed as
Limitation of the present invention.
Claims (10)
- A kind of 1. IP matrix systems for recorded broadcast, it is characterised in that including：Multiple data sources, transmitting and scheduling server, record Decoding server and the management platform for being installed on client computer,The multiple data source, for providing video flowing；The transmitting and scheduling server, is connected by the network switch with the multiple data source, and the transmitting and scheduling service Device asks video flowing to the data source according to the instruction of the management platform and is forwarded to the decoding channels specified, and according to institute The instruction for stating management platform issues recording and playback controls instruction to the recording decoding server；The recording decoding server, the multi-path video stream sent for receiving transmitting and scheduling server, to the multi-channel video Stream carries out decoding and is output to corresponding display channel respectively, and according to the recording and playback controls instruction to the multi-channel video Stream carries out recording and storing and playback；Management platform, for controlling the transmitting and scheduling server to be forwarded to and carry out video record by specified video flowing System, playback management；When the video pictures on to large-screen display are recorded, the management platform is issued to the transmitting and scheduling server Video record instructs, and management platform locking video flowing forwarding capability；The record command is forwarded to the recording decoding server by the transmitting and scheduling server；The recording decoding server just will be carried out at the same time recording in decoded multiple video flowings.
- 2. IP matrix systems according to claim 1, the IP matrix systems further include large-screen display, for showing at the same time Show the multi-path video stream that the recording decoding server is sent.
- 3. IP matrix systems according to claim 1, it is characterised in that the management platform is issued some data source Video flowing export to some decoding output channel forwarding instruction；The transmitting and scheduling server instructs to corresponding data source according to the forwarding and asks video flowing, and will receive video flowing It is forwarded to corresponding decoding output channel；The recording decoding server carries out decoding output to the video flowing.
- 4. IP matrix systems according to claim 1, it is characterised in thatThe management platform issues video playback instructions to the transmitting and scheduling server, and the transmitting and scheduling server is by described in Video playback instructions are issued to the recording decoding server；The decoding server of recording terminates the decoding of current live video flowing, and the video data of storage inside is decoded Output display afterwards.
- 5. IP matrix systems according to claim 1, it is characterised in that the recording decoding server includes：Signaling processing and control module, for carrying out Signalling exchange with transmitting and scheduling server, and with recording in decoding server Media Stream transmitting-receiving and framing module, decoding and the display module in portion carry out Signalling exchange；Media Stream is received and dispatched and framing module, and the multipath media stream sent for receiving the transmitting and scheduling server, carries out framing After be sent to the decoding and display module；Decoding and display module, for decoding the Media Stream, and by decoded image display to the display channel specified.
- 6. IP matrix systems according to claim 5, it is characterised in that the Media Stream transmitting-receiving is additionally operable to framing module The Media Stream sent according to the Synchronization Source filtering transmitting and scheduling server, and the matchmaker received is judged according to solution code mark Whether body stream needs framing and decoding, if need not decode will throw away before framing.
- 7. IP matrix systems according to claim 1, it is characterised in that the data source is encoder data source or matrix Data source；The encoder data source includes video signal collective end and encoder.
- 8. IP matrix systems according to claim 1, it is characterised in that the IP matrix systems further include multiple decoders And the display being connected respectively with the multiple decoder, the decoder are used to receive the list that transmitting and scheduling server is sent Road video flowing, carries out the single channel video flowing decoding output to the display.
- 9. IP matrix systems according to claim 1, it is characterised in that the data source, the transmitting and scheduling server, The recording decoding server and the management platform are connected by the network switch, and the management platform is according to the data Source, the transmitting and scheduling server, the IP address for recording decoding server carry out video flowing forwarding and video record, return Put management.
- 10. IP matrix systems according to claim 1, it is characterised in that the recording decoding server includes multiple solutions Code chip, each decoding chip can be at least video flowing carries out decoding output all the way.
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| CN103177615B (en) * | 2013-03-26 | 2016-03-02 | 北京新学道教育科技有限公司 | A kind of recording and broadcasting system based on cloud computing technology and method |
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