CN107734470A - The media recording method and device of cluster communication - Google Patents

The media recording method and device of cluster communication Download PDF

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Publication number
CN107734470A
CN107734470A CN201610666253.1A CN201610666253A CN107734470A CN 107734470 A CN107734470 A CN 107734470A CN 201610666253 A CN201610666253 A CN 201610666253A CN 107734470 A CN107734470 A CN 107734470A
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China
Prior art keywords
information
media
group
video
speech
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CN201610666253.1A
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Chinese (zh)
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沈荣彬
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SHENZHEN XINWEI TELECOMM TECHNOLOGY Co Ltd
Beijing Xinwei Telecom Technology Inc
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SHENZHEN XINWEI TELECOMM TECHNOLOGY Co Ltd
Beijing Xinwei Telecom Technology Inc
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Priority to CN201610666253.1A priority Critical patent/CN107734470A/en
Publication of CN107734470A publication Critical patent/CN107734470A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
    • H04W4/10—Push-to-Talk [PTT] or Push-On-Call services
    • 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
    • H04L65/40—Support for services or applications
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephonic Communication Services (AREA)

Abstract

The invention discloses a kind of media recording method of cluster communication and device.This method includes：When triggering group exhales media record business, transmission group exhales media record to ask to media recording server；The recording response message of media recording server is received, recording response message includes the mark of media channel；Acquisition group exhales media and current group is exhaled information, and current group is exhaled information to include right of speech information；By group exhale media and current group to exhale Information encapsulation be RTP bags, and media recording server is sent to by media channel；After group exhales end, send to record and stop message to the media recording server, to notify media recording server to stop exhaling group the recording of media, and exhale media to generate the media file of preset format group, right of speech information is generated to the subtitle file for presetting subtitling format.The present invention realizes shows right of speech information when playing the group recorded and exhaling media.

Description

The media recording method and device of cluster communication
Technical field
The present embodiments relate to the media recording method and dress of wireless communication technology, more particularly to a kind of cluster communication Put.
Background technology
, it is necessary in calling terminal real-time display speaker information when group is exhaled in Trunked Radio System, it is easy to user to distinguish and works as Preceding talker.Trunked Radio System group is exhaled recorded or recorded a video when, the voice messaging that is merely able to during recording group is exhaled Or video information, and voice messaging is saved as into recording file, video information is saved as into video file, and words can not be preserved Weigh information (speaker information or video source information).When carrying out the broadcasting of recording file or video file, words can not be shown Information is weighed, causes user can not distinguish right of speech side.
The content of the invention
In view of this, the embodiment of the present invention provides a kind of media recording method and device of cluster communication, is recorded with realizing Media play when show right of speech information.
In a first aspect, the embodiments of the invention provide a kind of media recording method of cluster communication, taken by cluster communication Device be engaged in perform, methods described includes：When triggering group exhales media record business, transmission group exhales media record to ask to record to media Control server, to ask the media recording server to exhale media distribution media channel as group to be recorded；Receive the media The recording response message of Video Record Processor, the response message of recording include the mark of the media channel；Acquisition group exhales media And current group exhales information, the current group exhales information to include right of speech information；Media are exhaled by described group and current group is exhaled information RTP bags are encapsulated as, and the media recording server is sent to by the media channel, to ask the media record service Device exhales media to record group；After group exhales end, send and record stopping message to the media recording server, with notice The media recording server stops exhaling group the recording of media, and the RTP bags are parsed, and exhales media to give birth to by described group Into the media file of preset format, the right of speech information is generated to the subtitle file for presetting subtitling format.
Second aspect, the embodiment of the present invention additionally provide a kind of media record device of cluster communication, and device configuration exists In colony communication server, described device includes：Recording request sending module, for when triggering group exhales media record business, Transmission group exhales media record to ask to media recording server, to ask the media recording server to exhale matchmaker as group to be recorded Body allocation medium passage；Response message receiving module, it is described for receiving the recording response message of the media recording server Recording response message includes the mark of the media channel；Media information acquisition module, media and current are exhaled for obtaining group Group exhales information, and the current group exhales information to include right of speech information；Media information sending module, for by described group exhale media and It is RTP bags that current group, which exhales Information encapsulation, and is sent to the media recording server by the media channel, with described in request Media recording server exhales media to record group；Stop message transmission module, stop for after group exhales end, sending recording Only message gives the media recording server, to notify the media recording server to stop exhaling group the recording of media, and it is right The RTP bags are parsed, and the media file for exhaling media generation preset format by described group, the right of speech information are generated default The subtitle file of subtitling format.
The third aspect, the present invention also embodiment provide a kind of media recording method of cluster communication, pass through media record Server performs, and methods described includes：Receiving the group that colony communication server is sent exhales media record to ask；According to described group Exhale media record to ask, media distribution media channel is exhaled for group to be recorded, and send recording response message and taken to cluster communication Business device, the response message of recording include the mark of the media channel；Receive the colony communication server and pass through the matchmaker The RTP bags that body passage is sent, and preserve, to exhale media to record group；Receive what colony communication server was sent Record after stopping message, stop exhaling group the recording of media；The RTP bags of preservation are parsed, acquisition group is exhaled media and worked as Preceding group is exhaled information, and group is exhaled to the media file of media generation preset format, and the current group of right of speech exhaled in information information generation is pre- If the subtitle file of subtitling format, and preserve the media file and the subtitle file.
Fourth aspect, the embodiment of the present invention additionally provide a kind of media record device of cluster communication, and device configuration exists In media recording server, described device includes：Recording request receiving module, for receiving the group of colony communication server transmission Media record is exhaled to ask；Response message sending module, for exhaling media record to ask according to described group, matchmaker is exhaled for group to be recorded Body allocation medium passage, and send and record response message to colony communication server, the recording response message includes the matchmaker The mark of body passage；Media information receiving module, sent for receiving the colony communication server by the media channel The RTP bags come, and preserve, to exhale media to record group；Stopping modular is recorded, for receiving colony communication server hair After the recording sent stops message, stop exhaling group the recording of media；Media information modular converter, for the RTP bags to preservation Parsed, acquisition group exhales media and current group is exhaled information, and group is exhaled to the media file of media generation preset format, will be current Group exhales the right of speech information in information to generate the subtitle file of default subtitling format, and preserves the media file and captions text Part.
The technical scheme of the present embodiment, obtained by colony communication server when acquisition group exhales media corresponding to current group Information is exhaled, and exhales media and corresponding current group to exhale information to be sent to media recording server, media record service group simultaneously Device exhales group the media file of media generation preset format, exhales the right of speech information in information to generate predetermined word corresponding current group The subtitle file of curtain form, the subtitle file corresponding to display when playing media file is realized, it is achieved thereby that being recorded playing The group of system shows right of speech information when exhaling media.
Brief description of the drawings
Fig. 1 is a kind of flow chart of the media recording method for cluster communication that the embodiment of the present invention one provides；
Fig. 2 is a kind of flow chart of the media recording method for cluster communication that the embodiment of the present invention two provides；
Fig. 3 is a kind of flow chart of the media recording method for cluster communication that the embodiment of the present invention three provides；
Fig. 4 is the structural representation of the media record device for the cluster communication that the embodiment of the present invention four provides；
Fig. 5 is a kind of flow chart of the media recording method for cluster communication that the embodiment of the present invention five provides；
Fig. 6 is a kind of flow chart of the media recording method for cluster communication that the embodiment of the present invention six provides；
Fig. 7 is a kind of flow chart of the media recording method for cluster communication that the embodiment of the present invention seven provides；
Fig. 8 is the structural representation of the media record device for the cluster communication that the embodiment of the present invention eight provides；
Fig. 9 is a kind of flow chart of the media recording method for cluster communication that the embodiment of the present invention nine provides；
Figure 10 is the system architecture diagram in the media recording method of the cluster communication of the embodiment of the present invention nine；
Figure 11 is the system architecture diagram in the media recording method of the cluster communication of the embodiment of the present invention ten；
Figure 12 is a kind of flow chart of the media recording method for cluster communication that the embodiment of the present invention ten provides.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched The specific embodiment stated is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that in order to just Part related to the present invention rather than full content are illustrate only in description, accompanying drawing.
Embodiment one
Fig. 1 be the embodiment of the present invention one provide a kind of cluster communication media recording method flow chart, the present embodiment The situation for exhaling media to be recorded group is applicable to, this method can be performed by the media record device of cluster communication, should The media record device of cluster communication is configured in colony communication server, and this method specifically comprises the following steps：
Step 110, when triggering group exhales media record business, transmission group exhales media record to ask to give media record service Device, to ask the media recording server to exhale media distribution media channel as group to be recorded.
After the foundation of cluster communication calling talk, colony communication server inquiry user contracting data judges user's customization Whether including group media record business is exhaled in business, when exhaling media record business including group, the calling needs triggering group to exhale matchmaker Body recoding service.When triggering group exhales media record business, transmission group exhales media record to ask to media recording server, to ask It is that group to be recorded exhales media distribution media channel to seek the media recording server.
Wherein, lead between colony communication server and media recording server including at least two communication channels, i.e. signaling Road and media channel, signaling is transmitted by signalling path, described above group is exhaled media record to ask, and is transmitted and is recorded by media channel The group of system exhales media.Described group is exhaled media to include voice or video, i.e., records or record a video in calling talk process.
Step 120, the recording response message of the media recording server is received, the recording response message includes described The mark of media channel.
After exhaling media record request to be sent to media recording server group, media recording server can be group to be recorded Media distribution media channel is exhaled, and colony communication server is replied to by recording response message.Wherein, the recording response disappears Breath includes the mark of the media channel.
Step 130, acquisition group exhales media and current group is exhaled information, and the current group exhales information to include right of speech information.
In calling talk process, the group that acquisition group exhales the provider of media to collect exhales media, and obtains current group and exhale Information, the current group exhale information to include right of speech information, and the right of speech information includes the number information of the provider, speech starts Time and speech end time.
Step 140, by described group exhale media and current group to exhale Information encapsulation be RTP bags, and pass through the media channel The media recording server is sent to, to ask the media recording server to exhale media to record group.
By described group exhale media and corresponding current group to exhale Information encapsulation be RTP (Real-time Transport Protocol, RTP) bag, and the media recording server is sent to by the media channel, to ask Stating media recording server exhales media to record group.Wherein, media and corresponding current group is exhaled to exhale information to seal by described group Fill for RTP bags when, encapsulation format is not limited, and can exhale media to be encapsulated into the load of RTP bags group, and letter is exhaled by current group Breath is encapsulated into the packet header extension field of RTP bags；Group can also be exhaled into media simultaneously and current group is exhaled Information encapsulation to the bag of RTP bags In head extension field.
Step 150, after group exhales end, send and record stopping message to the media recording server, with described in notice Media recording server stops exhaling group the recording of media, and the RTP bags are parsed, and exhales media generation pre- by described group If the media file of form, the right of speech information is generated to the subtitle file of default subtitling format.
After calling talk terminates, the recording of media is exhaled group to be also required to stop, at this moment, colony communication server sends record Stop stops message to the media recording server, to notify the media recording server to stop exhaling group the recording of media, Media recording server parses to the RTP bags, and the group recorded exhales media and corresponding current group to exhale information, will record The group of system exhales the media file of media generation preset format so that the media file can be played out by player, and will The subtitle file of the default subtitling format of right of speech information generation so that the captions corresponding to simultaneous display when playing media file File.
The technical scheme of the present embodiment, information is exhaled by current group corresponding to the acquisition when acquisition group exhales media, and simultaneously Media and corresponding current group is exhaled to exhale information to be sent to media recording server group, to ask media recording server to exhale group Media generate the media file of preset format, exhale the right of speech information in information to generate default subtitling format corresponding current group Subtitle file, the subtitle file corresponding to display when playing media file is realized, it is achieved thereby that being exhaled in the group for playing recording Right of speech information is shown during media.
Embodiment two
Fig. 2 be the embodiment of the present invention two provide a kind of cluster communication media recording method flow chart, the present embodiment It is optimized on the basis of embodiment one, in the present embodiment, it is preferably voice that described group, which is exhaled media, and in embodiment one " acquisition group exhales media and current group is exhaled information " and " by described group exhale media and current group to exhale Information encapsulation be RTP bags, And the media recording server is sent to by the media channel " carry out further optimization.This method specifically include as Lower step：
Step 210, when triggering group exhales media record business, transmission group exhales media record to ask to give media record service Device, to ask the media recording server to exhale media distribution media channel as group to be recorded.
Step 220, the recording response message of the media recording server is received, the recording response message includes described The mark of media channel.
Step 230, acquisition speech code stream at the uplink port of speaker is exhaled in group.
In calling talk, it is necessary to which the when of recording, obtains speech code stream at the uplink port of the voice group call service speaker.
Step 240, obtain current group and exhale information, the current group exhales information also to include coding/decoding information, the right of speech letter Breath includes group and wails code, speech time started and speaker number.
When obtaining speech code stream, obtain current group and exhale information, this current group is exhaled information to include coding/decoding information, is easy to matchmaker Body Video Record Processor decodes to speech code stream, and exhaling for current group also includes right of speech information in information, in order to which media record takes Business device exhale information to handle to current group, so as to can be shown when playing voice document this current group exhale information in right of speech Information.
Wherein, obtaining current group exhales information to preferably include：
The speech code stream is cached；
When the size of data of the speech code stream of caching reaches default size, obtain current group and exhale information.
After speech code stream is got, speech code stream is cached, when the size of data of the speech code stream of caching reaches During default size, obtain current group corresponding with the speech code stream cached and exhale information, while be sent to media recording server, keep away Network congestion is exempted from.
Step 250, the speech code stream is packaged in the load of RTP bags, and by the current group exhale Information encapsulation in In the packet header extension field of the RTP bags.
Exhale information to be packaged the speech code stream and corresponding current group, the speech code stream is packaged in RTP bags Load in, and the current group is exhaled into Information encapsulation in the packet header extension field of RTP bags.
Step 260, the RTP bags are sent to the media recording server by the media channel.
The RTP bags are sent to the media recording server by the media channel, to ask media record to take The RTP Packet analyzings are that speech code stream and current group exhale information by business device.
Step 270, after group exhales end, send and record stopping message to the media recording server, with described in notice Media recording server stops exhaling group the recording of media, and the RTP bags are parsed, and exhales media generation pre- by described group If the media file of form, the right of speech information is generated to the subtitle file of default subtitling format.
After group exhales end, send and record stopping message to the media recording server, to notify the media record Server stops to a group recording for vocative expression sound, and group is exhaled to speech production preset format (such as wav, MP3 format) voice document, The right of speech information is generated to the subtitle file of default subtitling format.
The technical scheme of the present embodiment, information is exhaled by obtaining current group while speech code stream is obtained, and by voice In code stream and the current group of load and packet header extension field for exhaling information to be packaged in RTP bags respectively, media recording server is sent to, it is right The voice that group is exhaled is recorded, and the current group of right of speech exhaled in information information is generated into subtitle file, is playing voice document Current right of speech information is shown in the form of subtitles simultaneously, and right of speech can not be shown when solving broadcasting group vocative expression sound in the prior art The problem of information, realize and show right of speech information when playing the group vocative expression sound recorded.
Embodiment three
Fig. 3 be the embodiment of the present invention three provide a kind of cluster communication media recording method flow chart, the present embodiment It is optimized on the basis of embodiment one, in the present embodiment, it is preferably video that described group, which is exhaled media, and in embodiment one " acquisition group exhales media and current group is exhaled information " and " by described group exhale media and current group to exhale Information encapsulation be RTP bags, And the media recording server is sent to by the media channel " carry out further optimization.This method specifically include as Lower step：
Step 310, when triggering group exhales media record business, transmission group exhales media record to ask to give media record service Device, to ask the media recording server to exhale media distribution media channel as group to be recorded.
Step 320, the recording response message of the media recording server is received, the recording response message includes described The mark of media channel.
Step 330, acquisition speech code stream at the uplink port of speaker is exhaled in group, and the upstream ends of video source side are exhaled in group Video code flow is obtained at mouthful.
In calling talk, it is necessary to which the when of video recording, exhales in the video group and speech code stream is obtained at the uplink port of speaker, Group, which is exhaled, obtains video code flow at the uplink port of video source side.
Step 340, currently group corresponding with the speech code stream is obtained to exhale information and corresponding with the video code flow work as Preceding group is exhaled information.
Wherein, current group corresponding with the speech code stream exhales the coding/decoding information and voice that information also includes speech code stream Right of speech information, the voice right of speech information include group and wail code, speech time started and speaker number；With the video code flow Corresponding current group exhales the coding/decoding information and video right of speech information that information includes video code flow, and the video right of speech information includes Group wails code, video source time started and video source side's number.
Current group corresponding with the speech code stream exhales the coding/decoding information that information also includes speech code stream, is easy to media to record Control server decodes to speech code stream, and current group corresponding with the video code flow exhales the volume that information also includes video code flow Decoded information, it is easy to media recording server to decode video code flow.Current group corresponding with speech code stream is exhaled in information Also including voice right of speech information, current group corresponding with the video code flow, which is exhaled, also includes video right of speech information in information, so as to Voice right of speech information and video right of speech information are handled in media recording server, so as to can be with when playing voice document Show the right of speech information.
Wherein, obtain currently group corresponding with the speech code stream and exhale information and corresponding with the video code flow current group Information is exhaled to preferably include：
The speech code stream and the video code flow are cached；
When the speech code stream of caching and the size of data of video code flow reach default size, obtain and the speech code stream Corresponding current group exhales information and current group corresponding with the video code flow to exhale information.
The speech code stream got and video code flow are cached, and when caching speech code stream and video code flow it is total Size of data when reaching default size, obtain currently group corresponding with the speech code stream exhale information and with the video code flow Corresponding current group exhales information, exhales information and video code flow and corresponding current group to exhale speech code stream and corresponding current group Information is sent to media recording server simultaneously, avoids network congestion.
Step 350, the speech code stream is packaged in the load of voice RTP bags, will be corresponding with the speech code stream Current group exhales Information encapsulation in the packet header extension field of voice RTP bags；The video code flow is packaged in the load of video RTP bags In lotus, current group corresponding with the video code flow is exhaled into Information encapsulation in the packet header extension field of video RTP bags.
The speech code stream and corresponding current group are exhaled into Information encapsulation in voice RTP bags, by the video code flow and right Current group answered exhales Information encapsulation in video RTP bags.
Step 360, the voice RTP bags and the video RTP bags are sent to media record by the media channel Server.
The voice RTP bags and the video RTP bags are sent to media recording server by the media channel, with The voice RTP Packet analyzings are that speech code stream and corresponding current group exhale information by request media recording server, are regarded by described in Frequency RTP Packet analyzings are that video code flow and corresponding current group exhale information.
Step 370, after group exhales end, send and record stopping message to the media recording server, with described in notice Media recording server stops exhaling group the recording of media, and the RTP bags are parsed, and exhales media generation pre- by described group If the media file of form, the right of speech information is generated to the subtitle file of default subtitling format.
After group exhales end, send and record stopping message to the media recording server, to notify the media record Server stops exhaling group the recordings of media, and voice RTP bags and video RTP bags are parsed, and obtains speech code stream and right Current group answered exhales information, and video code flow and corresponding current group to exhale information, and speech code stream and video code flow are synthesized Video file, exhale information to be combined by all current group and calculate the right of speech information of whole video file, and generate default The subtitle file of subtitling format.
The technical scheme of the present embodiment, information is exhaled by current group corresponding to acquisition while speech code stream is obtained, obtained Current group is obtained while taking video code flow and exhales information, and exhales information to be packaged in language respectively speech code stream and corresponding current group In sound RTP bags, Information encapsulation is exhaled to be sent to media record service in video RTP bags video code flow and corresponding current group Device, the video that group is exhaled is recorded, and the current group of right of speech exhaled in information information is generated into subtitle file, playing video text Current right of speech information is shown while part in the form of subtitles, solving broadcasting group in the prior art and exhaling can not show during video The problem of right of speech information, realize and show right of speech information when playing the group recorded and exhaling video.
Example IV
Fig. 4 be the embodiment of the present invention four provide a kind of cluster communication media record device structural representation, this reality The media record device for applying the cluster communication described in example is configured in colony communication server, as shown in figure 4, described in the present embodiment Cluster communication media record device configuration include：Recording request sending module 410, response message receiving module 420, media Data obtaining module 430, media information sending module 440 and stopping message transmission module 450.
Wherein, recording request sending module 410, for when triggering group exhales media record business, transmission group to exhale media to record System request is to media recording server, to ask the media recording server to exhale media distribution media to lead to as group to be recorded Road；
Response message receiving module 420, for receiving the recording response message of the media recording server, the recording Response message includes the mark of the media channel；
Media information acquisition module 430, group exhales media and current group is exhaled information for obtaining, and the current group exhales information Including right of speech information；
Media information sending module 440, for by described group exhale media and current group to exhale Information encapsulation be RTP bags, and The media recording server is sent to by the media channel, to ask the media recording server to exhale media to enter group Row is recorded；
Stop message transmission module 450, taken for after group exhales end, sending recording stopping message to the media record Business device, to notify the media recording server to stop exhaling group the recording of media, and the RTP bags are parsed, by institute The media file that group exhales media generation preset format is stated, the right of speech information is generated to the subtitle file of default subtitling format.
Preferably, it is voice that described group, which is exhaled media,；
The media information acquisition module includes：
Speech code stream acquiring unit, speech code stream is obtained at the uplink port for exhaling speaker in group；
Voice group call service information acquisition unit, information is exhaled for obtaining current group, the current group exhales information also to include compiling solution Code information, the right of speech information include group and wail code, speech time started and speaker number；
The media information sending module includes：
Voice encapsulation unit, for the speech code stream to be packaged in the load of realtime transmission protocol RTP bag, and by institute State current group and exhale Information encapsulation in the packet header extension field of the RTP bags；
Voice transmitting element, for the RTP bags to be sent into the media recording server by the media channel.
Preferably, information acquisition unit is exhaled to be specifically used for for described group：
The speech code stream is cached；
When the size of data of the speech code stream of caching reaches default size, obtain current group and exhale information.
Preferably, it is video that described group, which is exhaled media,；
The media information acquisition module includes：
Voice and video acquiring unit, speech code stream is obtained at the uplink port for exhaling speaker in group, and exhale and regard in group Video code flow is obtained at the uplink port of frequency source side；
Voice and video group exhales information acquisition unit, for obtain it is corresponding with the speech code stream currently group exhale information and with Current group exhales information corresponding to the video code flow, wherein, current group corresponding with the speech code stream exhales information to include voice The coding/decoding information and voice right of speech information of code stream, the voice right of speech information include group and wail code, speech time started and say The side's of word number；Current group corresponding with the video code flow exhales coding/decoding information and video right of speech letter of the information including video code flow Breath, the video right of speech information include group and wail code, video source time started and video source side's number；
The media information sending module includes：
Video encapsulation unit, will be with the phonetic code for the speech code stream to be packaged in the load of voice RTP bags Current group exhales Information encapsulation in the packet header extension field of voice RTP bags corresponding to stream；The video code flow is packaged in video In the load of RTP bags, current group corresponding with the video code flow is exhaled into Information encapsulation in the packet header extension field of video RTP bags In；
Video transmitting element, for the voice RTP bags and the video RTP bags to be sent to by the media channel Media recording server.
Preferably, the voice and video group exhales information acquisition unit to be specifically used for：
The speech code stream and the video code flow are cached；
When the speech code stream of caching and the size of data of video code flow reach default size, obtain and the speech code stream Corresponding current group exhales information and current group corresponding with the video code flow to exhale information.
The media record device of above-mentioned cluster communication can perform any embodiment into embodiment three of the embodiment of the present invention one The media recording method of the cluster communication provided, possess perform cluster communication the corresponding functional module of media recording method and Beneficial effect.
Embodiment five
Fig. 5 be the embodiment of the present invention five provide a kind of cluster communication media recording method flow chart, the present embodiment The situation for exhaling media to be recorded group is applicable to, this method can be performed by the media record device of cluster communication, should The media record device of cluster communication is configured in media recording server, and this method specifically comprises the following steps：
Step 510, receiving the group that colony communication server is sent exhales media record to ask.
Step 520, exhale media record to ask according to described group, exhale media distribution media channel for group to be recorded, concurrently Send and record response message to colony communication server.
Exhale media record to ask according to described group, media distribution media channel is exhaled for group to be recorded, to pass through the media The group that channel transfer is recorded exhales media, and sends and record response message to colony communication server, the recording response message bag Include the mark of the media channel.
Step 530, the RTP bags that the colony communication server is sent by the media channel are received, and are preserved, with Media are exhaled to record group.
The RTP bags that the colony communication server is sent by the media channel are received, and preserve the RTP received Bag, realizes the recording for exhaling group media.
Step 540, after receiving the recording stopping message that colony communication server is sent, stop exhaling group the record of media System.
Step 550, the RTP bags of preservation are parsed, acquisition group exhales media and current group is exhaled information, and group is exhaled into media The media file of preset format is generated, the current group of right of speech exhaled in information information generation is preset to the subtitle file of subtitling format, And preserve the media file and the subtitle file.
After recording terminates, the group of recording is exhaled to the media file of media generation preset format, and media are exhaled to every section of group Corresponding right of speech information carries out the subtitle file that group exhales the default subtitling format of generation, by the media file and the subtitle file It is saved in database, inquires about and play back for user.When user inquires about the media file recorded while by media file and correspondingly Subtitle file return, and played out, realized if display is corresponding when playing the target medium recorded by player Weigh information.
Wherein, the current group exhales information to include right of speech information.The right of speech information includes group and wails code, speaker number With the speech time started.
The technical schemes of the present embodiment, RTP bags are sent by receiving colony communication server, RTP bags are parsed, Acquisition group exhales media and corresponding current group to exhale information, exhales information to be combined captions text corresponding to generation corresponding current group Part, when playing the target medium recorded it is synchronous show in the form of subtitles current group exhale information in right of speech information, so as to real Show and shown right of speech information when playing the group recorded and exhaling media.
Embodiment six
Fig. 6 be the embodiment of the present invention six provide a kind of cluster communication media recording method flow chart, the present embodiment It is optimized on the basis of embodiment five, in the present embodiment, it is preferably voice that described group, which is exhaled media, and to " described in reception The RTP bags that colony communication server is sent by the media channel, and preserve, to exhale media to record group " and it is " right The RTP bags of preservation are parsed, and acquisition group exhales media and current group is exhaled information, and group is exhaled to the media of media generation preset format File, by the subtitle file of the current group of default subtitling format of the right of speech exhaled in information information generation, and preserve the media file With the subtitle file " carry out further optimization.This method specifically comprises the following steps：
Step 610, receiving the group that colony communication server is sent exhales media record to ask.
Step 620, exhale media record to ask according to described group, exhale media distribution media channel for group to be recorded, concurrently Send and record response message to colony communication server.
The response message of recording includes the mark of the media channel.
Step 630, the RTP bags that the colony communication server is sent by the media channel are received, and are preserved, with Voice is recorded.
Wherein, the load of the RTP bags includes speech code stream, and the packet header extension field of the RTP bags includes current group Information is exhaled, the current group exhales information also to include coding/decoding information, and the right of speech information includes group and wails code, speech time started With speaker number.
Step 640, after receiving the recording stopping message that colony communication server is sent, stop exhaling group the record of media System.
Step 650, the RTP bags of preservation are parsed, obtains speech code stream from the load of RTP bags, and from RTP bags Current group is obtained in the extension field of packet header and exhales information.
After stopping exhaling the recording of media to group, each RTP bags of preservation are parsed, obtained from the load of RTP bags Speech code stream is taken, and obtains current group corresponding with speech code stream from the packet header extension field of RTP bags and exhales information.
Wherein, current group in a RTP bag exhales opening for the speech time started i.e. speech code stream of the RTP bags in information Begin the time, the speech end time is the end time of the speech code stream of the RTP bags.
Step 660, according to current group of the RTP bags of the preservation right of speech information exhaled in information, obtain and the speaker number The speaker end time corresponding to code, and the speaker end time and the right of speech information are generated into default subtitling format Subtitle file, and the subtitle file is named according to described group of catchword code.
According to current group of each RTP bags right of speech information exhaled in information and the timestamp of each RTP bags, it is determined that continuously The time that speaker number in RTP bags changes, the time is defined as corresponding to the speaker number before the time The speaker time started corresponding to speaker number after speaker end time and the time, it is determined that the time after The speaker time started phase corresponding with the speaker number in RTP bags of speaker time started corresponding to speaker number Together.That is, by the way that in continuous RTP bags, whether the speaker number of more two neighboring RTP bags is identical, a speech is determined The quantity of RTP bags corresponding to square number, and the timestamp of each RTP bags, it may be determined that talked corresponding to the speaker number The square end time.The corresponding 10 RTP bags of a such as speaker number, then according to the time of each RTP bags and the speaker number The speech time started of code, obtain the speech end time corresponding to the speaker number.Right of speech in whole group-calling process is believed The subtitle file of breath and the default subtitling format of generation of corresponding speaker end time, and the group in the group-calling process is wailed Code is named to the subtitle file.
Step 670, the speech code stream of acquisition is decoded according to the coding/decoding information, by decoded speech code stream The voice document of preset format is converted into, and institute's voice file is named according to described group of catchword code.
Coding/decoding information in RTP bags decodes to the speech code stream in the RTP bags, will be decoded each The speech code stream of RTP bags is combined, and is converted into the voice document of preset format, and the group in the group-calling process wails code Institute's voice file is named.
Step 680, information is exhaled according to current group of acquisition, determines call information.
Current group in each RTP bags got is exhaled information, it is determined that the call information in whole group-calling process, institute State call information exhales time started, group to exhale duration and group to exhale type including a group catchword code, group.Wherein, group exhale type for recording or Person records a video.In the present embodiment, group exhales type as recording.
Step 690, the subtitle file, institute's voice file and the call information are preserved, so that user inquires about and broadcasts Put.
Preserve the subtitle file, corresponding voice document and call information, for user by call information extremely Voice document and subtitle file corresponding to a kind of few information inquiry.
The technical scheme of the present embodiment, by when it is voice that group, which exhales media, receiving what colony communication server was sent RTP bags, and parsing obtains speech code stream and corresponding current group exhales information, exhales information to generate subtitle file by current group, by language Tone code stream generates voice document, and is preserved together with call information, the recorded file exhaled for user's inquiry group, and broadcasts Put, current right of speech information can be shown in the form of subtitles when playing, realize and shown when playing the group vocative expression sound recorded Corresponding right of speech information.
Embodiment seven
Fig. 7 be the embodiment of the present invention seven provide a kind of cluster communication media recording method flow chart, the present embodiment It is optimized on the basis of embodiment five, in the present embodiment, it is preferably video that described group, which is exhaled media, and to " described in reception The RTP bags that colony communication server is sent by the media channel, and preserve, to exhale media to record group " and it is " right The RTP bags of preservation are parsed, and acquisition group exhales media and current group is exhaled information, and group is exhaled to the media of media generation preset format File, by the subtitle file of the current group of default subtitling format of the right of speech exhaled in information information generation, and preserve the media file With the subtitle file " carry out further optimization.This method specifically comprises the following steps：
Step 710, receiving the group that colony communication server is sent exhales media record to ask.
Step 720, exhale media record to ask according to described group, exhale media distribution media channel for group to be recorded, concurrently Send and record response message to colony communication server.
The response message of recording includes the mark of the media channel.
Step 730, voice RTP bags and video that the colony communication server is sent by the media channel are received RTP bags, and preserve, to be recorded to video.
Wherein, the load of the voice RTP bags includes speech code stream, is wrapped in the packet header extension field of the voice RTP bags Include current group corresponding with the speech code stream and exhale information, this current group is exhaled the coding/decoding information and language that information includes speech code stream Sound right of speech information, the voice right of speech information include group and wail code, speech time started and speaker number；The video RTP The load of bag includes video code flow, and the packet header extension field of the video RTP bags includes work as corresponding with the video code flow Preceding group is exhaled information, and this current group is exhaled the coding/decoding information and video right of speech information that information includes video code flow；The video right of speech Information includes group and wails code, video source time started and video source side's number.
Wherein, in the speech code stream and video code flow of acquisition, speaker number and video source side's number can with identical, Can be different, i.e., voice and video can be that same terminal provides or different terminals provides.Speech starts Time is the time that speech corresponding to a speaker number starts, and the video source time started is regarded corresponding to a video source side The time that frequency source starts.
Step 740, after receiving the recording stopping message that colony communication server is sent, stop exhaling group the record of media System.
Step 750, the voice RTP bags to preservation and video RTP bags parse, and are obtained from the load of voice RTP bags Speech code stream, and obtain current group corresponding with the speech code stream from the packet header extension field of voice RTP bags and exhale information；From regarding Video code flow is obtained in the load of frequency RTP bags, and acquisition is corresponding with the video code flow from the packet header extension field of video RTP bags Current group exhale information.
After stopping exhaling the recording of media to group, each voice RTP bags and video RTP bags of preservation are parsed, from Speech code stream is obtained in the load of voice RTP bags, and acquisition is corresponding with speech code stream from the packet header extension field of voice RTP bags Current group exhale information, and obtain the current group of coding/decoding information for exhaling the speech code stream in information and voice right of speech information；From Video code flow is obtained in the load of video RTP bags, obtains video code flow from the load of video RTP bags, and from video RTP bags Packet header extension field in obtain currently group corresponding with video code flow and exhale information, and obtain the current group of video codes exhaled in information The coding/decoding information and video right of speech information of stream.
Wherein, the current group of video source time started exhaled in information in a voice RTP bag i.e. speaker number is corresponding Speech at the beginning of between；The current group of video source time started i.e. video source side number exhaled in information in one video RTP bag Between at the beginning of video source corresponding to code.
Step 760, the voice in information is exhaled according to the current group corresponding with the speech code stream of the voice RTP bags of preservation Right of speech information, obtain the speaker end time corresponding with the speaker number；And according to the video RTP bags of preservation and institute State current group corresponding to video code flow and exhale the video corresponding with video source side's number of the video right of speech acquisition of information in information The source end time, by the speaker end time, the voice right of speech information, the video source end time and the video Right of speech information is combined, and generates the subtitle file of default subtitling format, and according to described group of catchword code to the subtitle file It is named.
According to current group of each voice RTP bags voice right of speech information exhaled in information and the time per voice RTP bags Stamp, it is determined that the time that the speaker number in continuous voice RTP bags changes, the time was defined as before the time The speaker time started corresponding to speaker end time corresponding to speaker number and the speaker number after the time, really The speaker time started corresponding to speaker number after the fixed time is corresponding with the speaker number in voice RTP bags The speaker time started it is identical.That is, by continuous voice RTP bags, the speaker number of more two neighboring RTP bags It is whether identical, the quantity of voice RTP bags corresponding to a speaker number, and the timestamp of each voice RTP bags are determined, can To determine the speaker end time corresponding to the speaker number.
According to current group of each video RTP bags video right of speech information exhaled in information and the time of each video RTP bags Stamp, it is determined that the time that video source side's number in continuous video RTP bags changes, the time was defined as before the time Video source side's number corresponding to video source side corresponding to video source side's number after video source side's end time and the time Time started, it is determined that the time after video source side's number corresponding in video source side's time started and video RTP bags Video source side's time started corresponding to video source side's number is identical.That is, it is more adjacent by continuous video RTP bags Whether video source side's number of two video RTP bags is identical, determines the number of video RTP bags corresponding to video source side's number Amount, the timestamp of each video RTP bags, it may be determined that video source side's end time corresponding to video source side's number.
By speaker end time and corresponding voice right of speech information, and video source side's end time and corresponding video Right of speech information, which is combined, calculates overall right of speech information, i.e., the right of speech information in whole group-calling process, whole group was exhaled The subtitle file of the default subtitling format of right of speech information generation in journey, and the group in the group-calling process wails code to the word Curtain file is named.
Step 770, the speech code stream is decoded according to the coding/decoding information of speech code stream, and according to video code flow Coding/decoding information the video code flow is decoded, decoded speech code stream and video code flow are synthesized into preset format Video file, and the video file is named according to described group of catchword code.
Coding/decoding information in voice RTP bags decodes to the speech code stream in voice RTP bags, after decoding The speech code streams of each voice RTP bags be combined；Coding/decoding information in video RTP bags is in video RTP bags Speech code stream decoded, the video code flow of decoded each video RTP bags is combined.By the phonetic code after combination Stream and video code flow synthesize the video file of preset format, and the group in the group-calling process wails code to the video file It is named.
Step 780, information is exhaled according to current group corresponding with the speech code stream and corresponding with the video code flow worked as Preceding group is exhaled information, determines call information.
Current group in each voice RTP bags got is exhaled current group in information and each video RTP bags to exhale Information, it is determined that the call information in whole group-calling process, the call information includes group catchword code, group exhales time started, group to exhale Duration and group exhale type.Wherein, group exhales type as recording or video recording.In the present embodiment, group exhales type as video recording.
Step 790, the subtitle file, the video file and the call information are preserved, so that user inquires about and broadcasts Put.
The subtitle file, corresponding video file and call information are preserved, storing path can be stored and arrive database In, so that user passes through video file and subtitle file corresponding to the information inquiry of at least one of call information.
The technical scheme of the present embodiment, by when it is video that group, which exhales media, receiving what colony communication server was sent Voice RTP bags and video RTP bags, and parse and obtain speech code stream and corresponding current group exhales information, and video code flow and right Current group answered exhales information, exhales information to be combined the right of speech information calculated in whole group-calling process by all current group, Subtitle file is generated, speech code stream and video code flow are synthesized into video file, and database is stored in together with call information In, the recorded file exhaled for user's inquiry group, and play, current right of speech information can be shown in the form of subtitles when playing, Realize the right of speech information corresponding to display when playing the group recorded and exhaling video.
On the basis of above-described embodiment, preserve subtitle file, institute's voice file and the call information it Afterwards, further preferably include：
Playing request of the user to media file is received by WEB webpages；
The media file and corresponding subtitle file are returned into the WEB webpages, broadcast with indicating that the WEB webpages call Put device and play the media file and subtitle file described in simultaneous display.
User can be by WEB web page access media recording servers, the media file in inquiry group-calling process.Media are recorded Control server receives inquiry request of the user to media file, and the link of media file corresponding to display by WEB webpages, when When detecting that user clicks on the link of media file, that is, when receiving user to the playing request of media file, by the matchmaker Body file and corresponding subtitle file return to the WEB webpages, and media file described in WEB webpages calling player plays is simultaneously synchronous Subtitle file is shown, so as to show right of speech information in the form of subtitles while media file is played.User inquires about media text During part, it can input and exhale corresponding at least one call information to be inquired about with group, as when input group wails code, group exhales beginning Between, group exhale end time and group to exhale at least one of type.
Embodiment eight
Fig. 8 be the embodiment of the present invention eight provide a kind of cluster communication media record device structural representation, this reality The media record device for applying the cluster communication described in example is configured in media recording server, as shown in figure 8, described in the present embodiment Cluster communication media record device configuration include：Recording request receiving module 810, response message sending module 820, media Information receiving module 830, record stopping modular 840 and media information modular converter 850.
Wherein, recording request receiving module 810, the group for receiving colony communication server transmission exhale media record please Ask；
Sending module 820 is replied message, for exhaling media record to ask according to described group, media point are exhaled for group to be recorded With media channel, and send recording response message and lead to colony communication server, the recording response message including the media The mark in road；
Media information receiving module 830, sent for receiving the colony communication server by the media channel RTP bags, and preserve, to exhale media to record group；
Stopping modular 840 is recorded, after the recording stopping message being sent for receiving colony communication server, stopping pair Group exhales the recording of media；
Media information modular converter 850, for being parsed to the RTP bags of preservation, acquisition group exhales media and current group Information is exhaled, group is exhaled to the media file of media generation preset format, the current group of right of speech exhaled in information information is generated into predetermined word The subtitle file of curtain form, and preserve the media file and the subtitle file.
Preferably, it is voice that described group, which is exhaled media,；
The media information receiving module includes：
Voice recording unit, the RTP bags sent for receiving the colony communication server by the media channel, And preserve, to be recorded to voice；Wherein, the load of the RTP bags includes speech code stream, and the packet header of the RTP bags is expanded Exhibition domain includes current group and exhales information, and the current group exhales information also to include coding/decoding information, and the right of speech information is exhaled including group Number, speech time started and speaker number；
The media information modular converter includes：
Speech analysis unit, for being parsed to the RTP bags of preservation, speech code stream is obtained from the load of RTP bags, and Current group, which is obtained, from the packet header extension field of RTP bags exhales information；
Voice subtitle generation unit, current group for the RTP bags according to the preservation right of speech information exhaled in information, obtain with The speaker end time corresponding to the speaker number, and the speaker end time and the right of speech information are generated in advance If the subtitle file of subtitling format, and the subtitle file is named according to described group of catchword code；
Voice document generation unit, for being decoded according to the coding/decoding information to the speech code stream of acquisition, it will solve Speech code stream after code is converted into the voice document of preset format, and institute's voice file is ordered according to described group of catchword code Name；
Speech call information determining unit, information is exhaled for current group according to acquisition, determines call information, the calling Information includes group catchword code, group exhales time started, group to exhale duration and group to exhale type；
Voice messaging storage unit, for preserving the subtitle file, institute's voice file and the call information, for User inquires about and played.
Preferably, it is video that described group, which is exhaled media,；
The media information receiving module includes：
Video record unit, the voice sent for receiving the colony communication server by the media channel RTP bags and video RTP bags, and preserve, to be recorded to video；Wherein, the load of the voice RTP bags includes phonetic code Stream, the packet header extension field of the voice RTP bags include current group corresponding with the speech code stream and exhale information, and this current group is exhaled Information includes the coding/decoding information and voice right of speech information of speech code stream, and the voice right of speech information includes group and wails code, speech Time started and speaker number；The load of the video RTP bags includes video code flow, and the packet header of the video RTP bags is expanded Exhibition domain includes current group corresponding with the video code flow and exhales information, and this current group is exhaled the encoding and decoding that information includes video code flow Information and video right of speech information；The video right of speech information includes group and wails code, video source time started and video source side's number；
The media information modular converter includes：
Video parsing unit, parsed for the voice RTP bags to preservation and video RTP bags, from the load of voice RTP bags Speech code stream is obtained in lotus, and obtains current group corresponding with the speech code stream from the packet header extension field of voice RTP bags and exhales Information；Video code flow is obtained from the load of video RTP bags, and obtains from the packet header extension field of video RTP bags and is regarded with described Current group exhales information corresponding to frequency code stream；
Video caption generation unit, current group corresponding with the speech code stream for the voice RTP bags according to preservation The voice right of speech information in information is exhaled, obtains the speaker end time corresponding with the speaker number；And according to preservation The current group corresponding with the video code flow of video RTP bags exhales the video right of speech information in information, obtains and the video source The video source end time corresponding to square number, by the speaker end time, the voice right of speech information, the video source knot Beam time and the video right of speech information are combined, and generate the subtitle file of default subtitling format, and according to described group of catchword Code is named to the subtitle file；
Video file generation unit, the speech code stream is decoded for the coding/decoding information according to speech code stream, And the video code flow is decoded according to the coding/decoding information of video code flow, by decoded speech code stream and video code flow The video file of preset format is synthesized, and the video file is named according to described group of catchword code；
Video call information determining unit, for according to current group corresponding with the speech code stream exhale information and with it is described Current group exhales information corresponding to video code flow, call information is determined, when the call information includes group catchword code, group exhales beginning Between, group exhale duration and group to exhale type；
Video information storage unit, for the subtitle file, the video file and the call information, for user Inquire about and play.
Preferably, in addition to：
Playing request receiving module, for preserve subtitle file, institute's voice file and the call information it Afterwards, playing request of the user to media file is received by WEB webpages；
Media information sending module, for the media file and corresponding subtitle file to be returned into the WEB webpages, with Indicate that the WEB webpages call media file and subtitle file described in simultaneous display described in player plays.
The media record device of above-mentioned cluster communication can perform any embodiment into embodiment seven of the embodiment of the present invention five The media recording method of the cluster communication provided, possess perform cluster communication the corresponding functional module of media recording method and Beneficial effect.
Embodiment nine
Fig. 9 be the embodiment of the present invention nine provide a kind of cluster communication media recording method flow chart, the present embodiment It is a preferred embodiment on the basis of above-described embodiment, the present embodiment exhales media to be illustrated exemplified by voice by group, i.e., By taking recording as an example, media recording server is recording server.Figure 10 is the matchmaker for the cluster communication that the embodiment of the present invention nine provides System architecture diagram in body method for recording, as shown in Figure 10, in the present embodiment, it is whole that the colony terminal in group-calling process includes cluster A, colony terminal b and colony terminal c are held, after colony communication server gets speaker colony terminal a voice, is sent to group Colony terminal b and colony terminal c in exhaling, and be sent to recording server and recorded.
This method specifically comprises the following steps：
Step 910, during colony communication server start to process voice group call service, judge that this is exhaled by inquiring about user contracting data Crying needs to trigger sound-recording business, and transmission group exhales recording request to recording server.
Step 920, recording server is received after group exhales recording to ask, for voice allocation medium passage to be recorded, and Send and record response message to colony communication server.
The response message of recording includes the mark of media channel.
Step 930, after colony communication server receives recording response message, in the upstream ends of the voice group call service speaker Copying voice code stream at mouthful, and cache the speech code stream of duplication.
Step 940, when the size of data of the speech code stream of caching reaches default size (such as 1k), colony communication server Obtain current group and exhale information.
The current group exhales information to include group and wails code, call time started, coding/decoding information and speaker number etc..
Step 950, speech code stream is packaged in the load of RTP bags by colony communication server, and exhales information by current group It is packaged in the packet header extension field of RTP bags, RTP bags is sent to recording server.
In group-calling process, when speaker changes, the current group of speaker number exhaled in information of RTP bags can become Change, so as to exhale information to notify recording server speaker to change by current group.
Step 960, recording server receives RTP bags, and saves as original recording file.
Step 970, after voice group call service terminates, colony communication server notice recording server stops the group and exhales recording.
Step 980, recording server stops after the group exhales recording, changing the original recording file that the group is exhaled, raw Into the voice document and subtitle file of standard.
Recording server generates received pronunciation file and subtitle file process is as follows：
First, recording server reads the original recording file, parses the message in RTP bags.Extended from the packet header of RTP bags Speaker number, speech time started and group are obtained at domain and wails code, and each RTP bags are combined, is obtained and speaker The number corresponding speech end time,；AMR (self-adaption multi-speed encoding/decoding, Adaptive are obtained from RTP payload packages Multi-Rate Codec) media bag (i.e. speech code stream)；
Then, the speaker number of acquisition, speech time started, speech end time, group are wailed code by recording server Standard caption file is generated by following form：
[ti:Group wails code]
[ar:Group wails code]
[al:Group wails code]
[time started of the speaker number 1-end time of speaker number 1] speaker：Speaker number 1
[time started of the speaker number 2-end time of speaker number 2] speaker：Speaker number 2
[time started of the speaker number 3-end time of speaker number 3] speaker：Speaker number 3
[time started of the speaker number 4-end time of speaker number 4] speaker：Speaker number 4；
Recording server saves as the standard caption information of generation the subtitle file of standard, and file is entitled：Group wails code .lrc, when such as group catchword code is 9699, subtitle file is entitled：9699.lrc；
Recording server changes into the AMR speech code streams of acquisition the wav forms or MP3 lattice that ordinary playing device can play Formula, then saves as the speech code stream of wav forms or MP3 format the voice document of standard, and file is entitled：Group wails code .wav, when such as group catchword code is 9699, voice document is entitled：9699.wav；
Finally, the group is exhaled the fileinfo of recording file generation (such as by recording server：9699.wav, 9699.lrc text Part title), call information (such as：Group wails code, group exhales time started, group to exhale duration, group to exhale type) it is saved in database.
Step 990, when recording server receives user to the playing request of voice document, by voice document and corresponding Subtitle file returns to WEB webpages, to indicate that the WEB webpages are called described in player plays institute's voice file and simultaneous display Subtitle file.
User inquires about the group and exhales recording file information by WEB web page access recording servers.User clicks on the group and exhaled pair The recording file answered plays out, and player opens the recording file automatic acquisition and the recording file title identical word simultaneously Curtain file real-time display speaker information.
Embodiment ten
Figure 11 be the embodiment of the present invention ten provide cluster communication media recording method in system architecture diagram, such as Figure 11 Shown, in the present embodiment, the colony terminal in group-calling process includes colony terminal a, colony terminal b and colony terminal c, cluster lead to After telecommunications services device gets speaker colony terminal a voice and video, the colony terminal b and the colony terminal that are sent to during group is exhaled C, and be sent to recording service device and recorded a video.Figure 12 is a kind of media record for cluster communication that the embodiment of the present invention ten provides The flow chart of method, the present embodiment are a preferred embodiments on the basis of above-described embodiment, and the present embodiment exhales media with group To be illustrated exemplified by video, i.e., by taking video recording as an example, media recording server is recording service device.
This method specifically comprises the following steps：
Step 1110, when colony communication server start to process video group is exhaled, judge to be somebody's turn to do by inquiring about user contracting data Calling needs to trigger video recording business, and transmission group exhales video recording request to give recording service device.
Step 1120, recording service device is received after group exhales video recording to ask, for video distribution media channel to be recorded, and Send and record response message to colony communication server.
The response message of recording includes the mark of media channel.
Step 1130, after colony communication server receives recording response message, the up of speaker is exhaled in the video group Copying voice code stream at port, replicating video code stream at the uplink port of video source side is exhaled in the video group, and cache duplication Speech code stream and video code flow.
Step 1140, when the speech code stream of caching and the size of data of video code flow arrive separately at default size (such as 1k) When, colony communication server obtains respective current group and exhales information.
Current group corresponding to the speech code stream exhale information include group wail a code, speech the time started, coding/decoding information and Speaker number etc., current group corresponding to the video code flow exhale information to include group and wail code, video source side's time started, compile solution Code information and video source side's number.
Step 1150, speech code stream is packaged in the load of voice RTP bags by colony communication server, and corresponding will be worked as Preceding group is exhaled Information encapsulation to be packaged in video code flow in the load of video RTP bags in the packet header extension field of voice RTP bags, and Corresponding current group is exhaled into Information encapsulation in the packet header extension field of video RTP bags, voice RTP bags and video RTP bags are sent Give recording service device.
In group-calling process, when speaker changes, the current group of speaker number exhaled in information of voice RTP bags can become hair Changing；When video source side changes, the current group of video source side's number exhaled in information of video RTP bags, which can become, to change, So as to exhale information to notify that recording service device speaker or video source side are changed by current group.
Step 1160, recording service device receives voice RTP bags and video RTP bags, and saves as original video file.
Step 1170, after video group exhales end, colony communication server notice recording service device stops the group and exhales video recording.
Step 1180, recording service device stops after the group exhales video recording, changing the original video file that the group is exhaled, raw Into the video file and subtitle file of standard.
Recording service device generates standard video file and subtitle file process is as follows：
First, recording service device reads the group and exhales corresponding original video file, parses voice RTP bags and video RTP bags In message.Go out to obtain speaker number, speech time started and group from the packet header extension field of voice RTP bags and wail code, and root Talk end time corresponding with speaker number is calculated according to all voice RTP bags；From the packet header extension field of video RTP bags Place obtains video source side's number, video source time started and group and wails code, and is calculated and regards according to all video RTP bags The video source end time corresponding to frequency source side's number；AMR media bag (i.e. speech code stream) is obtained from the load of voice RTP bags, H.264 media bag (i.e. video code flow) is obtained from the load of video RTP bags.
Then, recording service device is video source side's number of acquisition, video source time started, video source end time, group Code is wailed by following form generation standard caption file：
The time started of video source side's number 1->The time started of video source side's number 2
Video source：Video source side's number 1
The time started of video source side's number 2->The time started of video source side's number 3
Video source：Video source side's number 2
The time started of video source side's number 3->The time started of video source side's number 4
Video source：Video source side's number 3；
Recording service device saves as the standard caption information of generation the subtitle file of standard, and file is entitled：Group wails code .srt, as group wail code be 9699 when, subtitle file it is entitled：9699.srt；
Recording service device is the AMR speech code streams of acquisition, H.264 video code flow synthesis ordinary playing device can play Mp4 forms, then save as the video code flow of mp4 forms the video file of standard, and file is entitled：Group wails code .mp4, such as When group catchword code is 9699, the entitled 9699.mp4 of video file；
Finally, the group is exhaled the fileinfo of video file generation (such as by recording service device：9699.mp4,9699.srt text Part title), call information (such as：Group wails code, group exhales time started, group to exhale duration, group to exhale type) it is saved in database.
Step 1190, when recording service device receives user to the playing request of video file, by video file and correspondingly Subtitle file return to WEB webpages, to indicate that the WEB webpages call video file and simultaneous display institute described in player plays State subtitle file.
User inquires about the group and exhales video file information by WEB web page access recording service devices.User clicks on the group and exhaled pair The video file (i.e. video file) answered plays out, and player opens the video file automatic acquisition and the video file simultaneously Title identical subtitle file carries out Subtitle Demonstration, so as to show speaker information and video source information.
Pay attention to, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious changes, Readjust and substitute without departing from protection scope of the present invention.Therefore, although being carried out by above example to the present invention It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also Other more equivalent embodiments can be included, and the scope of the present invention is determined by scope of the appended claims.

Claims (14)

1. a kind of media recording method of cluster communication, it is characterised in that methods described includes：
When triggering group exhales media record business, transmission group exhales media record to ask to media recording server, with described in request Media recording server is that group to be recorded exhales media distribution media channel；
The recording response message of the media recording server is received, the response message of recording includes the mark of the media channel Know；
Acquisition group exhales media and current group is exhaled information, and the current group exhales information to include right of speech information；
By described group exhale media and current group to exhale Information encapsulation be realtime transmission protocol RTP bag, and pass through the media channel The media recording server is sent to, to ask the media recording server to exhale media to record group；
After group exhales end, send and record stopping message to the media recording server, to notify the media record service Device stops exhaling group the recording of media, and the RTP bags are parsed, the media for exhaling media generation preset format by described group File, the right of speech information is generated to the subtitle file of default subtitling format.
2. according to the method for claim 1, it is characterised in that it is voice that described group, which is exhaled media,；
Acquisition group exhales media and current group is exhaled information to include：
Exhaled in group and speech code stream is obtained at the uplink port of speaker；
Obtain current group and exhale information, the current group exhales information also to include coding/decoding information, and the right of speech information includes group and wailed Code, speech time started and speaker number；
By described group exhale media and current group to exhale Information encapsulation be RTP bags, and the matchmaker is sent to by the media channel Body Video Record Processor includes：
The speech code stream is packaged in the load of RTP bags, and the current group is exhaled into Information encapsulation in the bag of the RTP bags In head extension field；
The RTP bags are sent to the media recording server by the media channel.
3. according to the method for claim 1, it is characterised in that it is video that described group, which is exhaled media,；
Acquisition group exhales media and current group is exhaled information to include：
Exhaled in group and speech code stream is obtained at the uplink port of speaker, and exhaled in group and video is obtained at the uplink port of video source side Code stream；
Obtaining current group corresponding with the speech code stream exhales information and current group corresponding with the video code flow to exhale information, its In, current group corresponding with the speech code stream exhales the coding/decoding information and voice right of speech information that information includes speech code stream, institute Predicate sound right of speech information includes group and wails code, speech time started and speaker number；It is corresponding with the video code flow current Group exhales information to include the coding/decoding information and video right of speech information of video code flow, the video right of speech information include group wail a code, Video source time started and video source side's number；
By described group exhale media and current group to exhale Information encapsulation be RTP bags, and the matchmaker is sent to by the media channel Body Video Record Processor includes：
The speech code stream is packaged in the load of voice RTP bags, current group corresponding with the speech code stream is exhaled into information It is packaged in the packet header extension field of voice RTP bags；The video code flow is packaged in the load of video RTP bags, will be with institute State current group corresponding to video code flow and exhale Information encapsulation in the packet header extension field of video RTP bags；
The voice RTP bags and the video RTP bags are sent to media recording server by the media channel.
4. a kind of media record device of cluster communication, it is characterised in that described device includes：
Recording request sending module, for when triggering group exhales media record business, transmission group to exhale media record to ask to media Video Record Processor, to ask the media recording server to exhale media distribution media channel as group to be recorded；
Response message receiving module, for receiving the recording response message of the media recording server, the recording response disappears Breath includes the mark of the media channel；
Media information acquisition module, group exhales media and current group is exhaled information for obtaining, and the current group exhales information to include words Weigh information；
Media information sending module, for by described group exhale media and current group to exhale Information encapsulation be RTP bags, and by described Media channel is sent to the media recording server, to ask the media recording server to exhale media to record group；
Stop message transmission module, for after group exhales end, send to record and stop message to the media recording server, with Notify that the media recording server stops exhaling group the recording of media, and the RTP bags are parsed, matchmaker is exhaled by described group Body generates the media file of preset format, and the right of speech information is generated to the subtitle file of default subtitling format.
5. device according to claim 4, it is characterised in that it is voice that described group, which is exhaled media,；
The media information acquisition module includes：
Speech code stream acquiring unit, speech code stream is obtained at the uplink port for exhaling speaker in group；
Voice group call service information acquisition unit, information is exhaled for obtaining current group, the current group exhales information also to include encoding and decoding letter Breath, the right of speech information include group and wail code, speech time started and speaker number；
The media information sending module includes：
Voice encapsulation unit, information is exhaled to seal for the speech code stream to be packaged in the load of RTP bags, and by the current group In packet header extension field loaded on the RTP bags；
Voice transmitting element, for the RTP bags to be sent into the media recording server by the media channel.
6. device according to claim 4, it is characterised in that it is video that described group, which is exhaled media,；
The media information acquisition module includes：
Voice and video acquiring unit, speech code stream is obtained at the uplink port for exhaling speaker in group, and video source is exhaled in group Video code flow is obtained at the uplink port of side；
Voice and video group exhales information acquisition unit, for obtain it is corresponding with the speech code stream currently group exhale information and with it is described Current group exhales information corresponding to video code flow, wherein, current group corresponding with the speech code stream exhales information to include speech code stream Coding/decoding information and voice right of speech information, the voice right of speech information include group and wail a code, a speech time started and speaker Number；Current group corresponding with the video code flow exhales the coding/decoding information and video right of speech information that information includes video code flow, The video right of speech information includes group and wails code, video source time started and video source side's number；
The media information sending module includes：
Video encapsulation unit, will be with the speech code stream pair for the speech code stream to be packaged in the load of voice RTP bags Current group answered exhales Information encapsulation in the packet header extension field of voice RTP bags；The video code flow is packaged in video RTP bags Load in, current group corresponding with the video code flow is exhaled into Information encapsulation in the packet header extension field of video RTP bags；
Video transmitting element, for the voice RTP bags and the video RTP bags to be sent into media by the media channel Video Record Processor.
7. a kind of media recording method of cluster communication, it is characterised in that methods described includes：
Receiving the group that colony communication server is sent exhales media record to ask；
Exhale media record to ask according to described group, media distribution media channel is exhaled for group to be recorded, and send recording response and disappear Cease to colony communication server, the response message of recording includes the mark of the media channel；
The RTP bags that the colony communication server is sent by the media channel are received, and are preserved, to exhale media to enter group Row is recorded；
After receiving the recording stopping message that colony communication server is sent, stop exhaling group the recording of media；
The RTP bags of preservation are parsed, acquisition group exhales media and current group is exhaled information, exhales media to generate preset format group Media file, by the subtitle file of the default subtitling format of the current group of right of speech exhaled in information information generation, and preserve the matchmaker Body file and the subtitle file.
8. according to the method for claim 7, it is characterised in that it is voice that described group, which is exhaled media,；
The RTP bags that the colony communication server is sent by the media channel are received, and are preserved, to exhale media to enter group Row recording includes：
The RTP bags that the colony communication server is sent by the media channel are received, and are preserved, to be recorded to voice System；Wherein, the load of the RTP bags includes speech code stream, and the packet header extension field of the RTP bags includes current group and exhales letter Breath, the current group exhale information to include coding/decoding information and right of speech information, and the right of speech information includes group catchword code, speech starts Time and speaker number；
The RTP bags of preservation are parsed, acquisition group exhales media and current group is exhaled information, exhales media to generate preset format group Media file, by the subtitle file of the default subtitling format of the current group of right of speech exhaled in information information generation, and preserve the matchmaker Body file and the subtitle file include：
The RTP bags of preservation are parsed, speech code stream is obtained from the load of RTP bags, and from the packet header extension field of RTP bags Obtain current group and exhale information；
According to current group of the RTP bags of the preservation right of speech information exhaled in information, speech corresponding with the speaker number is obtained The square end time, and the speaker end time and the right of speech information are generated to the subtitle file for presetting subtitling format, and The subtitle file is named according to described group of catchword code；
The speech code stream of acquisition is decoded according to the coding/decoding information, decoded speech code stream is converted into default lattice The voice document of formula, and institute's voice file is named according to described group of catchword code；
Information is exhaled according to current group of acquisition, call information is determined, when the call information includes group catchword code, group exhales beginning Between, group exhale duration and group to exhale type；
The subtitle file, institute's voice file and the call information are preserved, so that user inquires about and plays.
9. according to the method for claim 7, it is characterised in that it is video that described group, which is exhaled media,；
The RTP bags that the colony communication server is sent by the media channel are received, and are preserved, to exhale media to enter group Row recording includes：
Voice RTP bags and video RTP bags that the colony communication server is sent by the media channel are received, and is protected Deposit, to be recorded to video；Wherein, the load of the voice RTP bags includes speech code stream, the bag of the voice RTP bags Head extension field includes current group corresponding with the speech code stream and exhales information, and this current group is exhaled the volume that information includes speech code stream Decoded information and voice right of speech information, the voice right of speech information include group and wail code, speech time started and speaker number； The load of the video RTP bags includes video code flow, and the packet header extension field of the video RTP bags includes and the video codes Current group exhales information corresponding to stream, and this current group is exhaled the coding/decoding information and video right of speech information that information includes video code flow；Institute Stating video right of speech information includes group catchword code, video source time started and video source side's number；
The RTP bags of preservation are parsed, acquisition group exhales media and current group is exhaled information, exhales media to generate preset format group Media file, by the subtitle file of the default subtitling format of the current group of right of speech exhaled in information information generation, and preserve the matchmaker Body file and the subtitle file include：
Voice RTP bags and video RTP bags to preservation parse, and obtain speech code stream from the load of voice RTP bags, and from Current group corresponding with the speech code stream is obtained in the packet header extension field of voice RTP bags and exhales information；From the load of video RTP bags Middle acquisition video code flow, and obtain current group corresponding with the video code flow from the packet header extension field of video RTP bags and exhale letter Breath；
The voice right of speech information in information is exhaled according to the current group corresponding with the speech code stream of the voice RTP bags of preservation, is obtained Take the speaker end time corresponding with the speaker number；And according to the video RTP bags of preservation and the video code flow Corresponding current group exhales the video right of speech information in information, at the end of obtaining video source corresponding with video source side's number Between, by the speaker end time, the voice right of speech information, the video source end time and the video right of speech information It is combined, generates the subtitle file of default subtitling format, and the subtitle file is named according to described group of catchword code；
The speech code stream is decoded according to the coding/decoding information of speech code stream, and according to the coding/decoding information of video code flow The video code flow is decoded, decoded speech code stream and video code flow are synthesized to the video file of preset format, And the video file is named according to described group of catchword code；
Information and current group corresponding with the video code flow is exhaled to exhale information according to current group corresponding with the speech code stream, really Determine call information, the call information includes group catchword code, group exhales time started, group to exhale duration and group to exhale type；
The subtitle file, the video file and the call information are preserved, so that user inquires about and plays.
10. according to any described methods of claim 7-9, it is characterised in that preserving the subtitle file, voice text After part and the call information, in addition to：
Playing request of the user to media file is received by WEB webpages；
The media file and corresponding subtitle file are returned into the WEB webpages, to indicate that the WEB webpages call player Play the media file and subtitle file described in simultaneous display.
11. a kind of media record device of cluster communication, it is characterised in that described device includes：
Recording request receiving module, the group for receiving colony communication server transmission exhale media record to ask；
Response message sending module, for exhaling media record to ask according to described group, media distribution media are exhaled for group to be recorded Passage, and send and record response message to colony communication server, the response message of recording includes the mark of the media channel Know；
Media information receiving module, the RTP bags sent for receiving the colony communication server by the media channel, And preserve, to exhale media to record group；
Stopping modular is recorded, after the recording stopping message sending for receiving colony communication server, stops exhaling matchmaker to group The recording of body；
Media information modular converter, for being parsed to the RTP bags of preservation, acquisition group exhales media and current group is exhaled information, Group is exhaled to the media file of media generation preset format, subtitling format is preset into the current group of right of speech exhaled in information information generation Subtitle file, and preserve the media file and the subtitle file.
12. device according to claim 11, it is characterised in that it is voice that described group, which is exhaled media,；
The media information receiving module includes：
Voice recording unit, the RTP bags sent for receiving the colony communication server by the media channel, and protect Deposit, to be recorded to voice；Wherein, the load of the RTP bags includes speech code stream, the packet header extension field of the RTP bags Include current group and exhale information, the current group exhales information to include coding/decoding information and right of speech information, and the right of speech information includes Group wails code, speech time started and speaker number；
The media information modular converter includes：
Speech analysis unit, for being parsed to the RTP bags of preservation, obtain speech code stream from the load of RTP bags, and from Current group, which is obtained, in the packet header extension field of RTP bags exhales information；
Voice subtitle generation unit, current group for the RTP bags according to the preservation right of speech information exhaled in information, obtain with it is described The speaker end time corresponding to speaker number, and the speaker end time and the right of speech information are generated into predetermined word The subtitle file of curtain form, and the subtitle file is named according to described group of catchword code；
Voice document generation unit, for being decoded according to the coding/decoding information to the speech code stream of acquisition, after decoding Speech code stream be converted into the voice document of preset format, and institute's voice file is named according to described group of catchword code；
Speech call information determining unit, information is exhaled for current group according to acquisition, determines call information, the call information Time started, group is exhaled to exhale duration and group to exhale type including a group catchword code, group；
Voice messaging storage unit, for preserving the subtitle file, institute's voice file and the call information, for user Inquire about and play.
13. device according to claim 11, it is characterised in that it is video that described group, which is exhaled media,；
The media information receiving module includes：
Video record unit, the voice RTP bags sent for receiving the colony communication server by the media channel With video RTP bags, and preserve, to be recorded to video；Wherein, the load of the voice RTP bags includes speech code stream, institute The packet header extension field of predicate sound RTP bags includes current group corresponding with the speech code stream and exhales information, and this current group is exhaled information Coding/decoding information and voice right of speech information including speech code stream, the voice right of speech information includes group catchword code, speech starts Time and speaker number；The load of the video RTP bags includes video code flow, the packet header extension field of the video RTP bags Include current group corresponding with the video code flow and exhale information, this current group is exhaled the coding/decoding information that information includes video code flow With video right of speech information；The video right of speech information includes group and wails code, video source time started and video source side's number；
The media information modular converter includes：
Video parsing unit, parsed for the voice RTP bags to preservation and video RTP bags, from the load of voice RTP bags Speech code stream is obtained, and obtains current group corresponding with the speech code stream from the packet header extension field of voice RTP bags and exhales information； Video code flow is obtained from the load of video RTP bags, and is obtained and the video code flow from the packet header extension field of video RTP bags Corresponding current group exhales information；
Video caption generation unit, the current group corresponding with the speech code stream for the voice RTP bags according to preservation exhale letter Voice right of speech information in breath, obtain the speaker end time corresponding with the speaker number；And according to the video of preservation The current group corresponding with the video code flow of RTP bags exhales the video right of speech information in information, obtains and the video source side number The video source end time corresponding to code, at the end of the speaker end time, the voice right of speech information, the video source Between and the video right of speech information be combined, generate the subtitle file of default subtitling format, and right according to described group of catchword code The subtitle file is named；
Video file generation unit, the speech code stream is decoded for the coding/decoding information according to speech code stream, and root The video code flow is decoded according to the coding/decoding information of video code flow, decoded speech code stream and video code flow are synthesized For the video file of preset format, and the video file is named according to described group of catchword code；
Video call information determining unit, for according to current group corresponding with the speech code stream exhale information and with the video Current group exhales information corresponding to code stream, determines call information, the call information includes group catchword code, group exhales time started, group Duration and group is exhaled to exhale type；
Video information storage unit, for preserving the subtitle file, the video file and the call information, for user Inquire about and play.
14. according to any described devices of claim 11-13, it is characterised in that also include：
Playing request receiving module, for after the subtitle file, institute's voice file and the call information is preserved, leading to Cross WEB webpages and receive playing request of the user to media file；
Media information sending module, for the media file and corresponding subtitle file to be returned into the WEB webpages, with instruction The WEB webpages call media file and subtitle file described in simultaneous display described in player plays.
CN201610666253.1A 2016-08-12 2016-08-12 The media recording method and device of cluster communication Pending CN107734470A (en)

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