CN108737844A - Information transferring method and device, storage medium, electronic device - Google Patents
Information transferring method and device, storage medium, electronic device Download PDFInfo
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- CN108737844A CN108737844A CN201810480493.1A CN201810480493A CN108737844A CN 108737844 A CN108737844 A CN 108737844A CN 201810480493 A CN201810480493 A CN 201810480493A CN 108737844 A CN108737844 A CN 108737844A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/21—Server components or server architectures
- H04N21/218—Source of audio or video content, e.g. local disk arrays
- H04N21/2187—Live feed
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
- H04N21/23614—Multiplexing of additional data and video streams
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/262—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The present invention provides a kind of information transferring method and device, storage medium, electronic devices, wherein this method includes：Obtain multichannel multimedia messages to be transmitted；The related information of multichannel multimedia messages is set, wherein related information is used to multichannel multimedia messages being described as logic business all the way；Multichannel multimedia messages and related information are transmitted to the first equipment.Through the invention, the technical issues of terminal can only passively export multimedia messages in the related technology is solved.
Description
Technical field
The present invention relates to the communications fields, in particular to a kind of information transferring method and device, storage medium, electronics
Device.
Background technology
One sports tournament live streaming, live broadcast would generally provide the video of the video camera shooting of multiple and different angles.And
The live game coverage that we are currently seen typically selects some video to broadcast by the director of TV station in studio, and centre can
Switch the video of different visual angles with montage.Spectators before television set can only be passive the platform broadcast that watch TV video, not can from
Main selection visual angle.
For the above problem present in the relevant technologies, at present it is not yet found that the solution of effect.
Invention content
An embodiment of the present invention provides a kind of information transferring method and device, storage medium, electronic devices.
According to one embodiment of present invention, a kind of information transferring method is provided, including：It is more to obtain multichannel to be transmitted
Media information；The related information of the multichannel multimedia messages is set, wherein the related information is used for the more matchmakers of the multichannel
Body information is described as logic business all the way；The multichannel multimedia messages and the related information are transmitted to the first equipment.
According to one embodiment of present invention, another information transferring method is provided, including：Receive the transmission of the second equipment
Multichannel multimedia messages and related information, wherein the related information is used to the multichannel multimedia messages being described as one
Road logic business；Multimedia messages are selected to be exported in the multichannel multimedia messages.
According to another embodiment of the invention, a kind of information carrying means is provided, including：Acquisition module, for obtaining
Take multichannel multimedia messages to be transmitted；Setup module, the related information for the multichannel multimedia messages to be arranged, wherein
The related information is used to the multichannel multimedia messages being described as logic business all the way；Transmission module, being used for will be described more
Road multimedia messages and the related information are transmitted to the first equipment.
According to another embodiment of the invention, another information carrying means is provided, including：Receiving module is used for
Receive the multichannel multimedia messages and related information of the transmission of the second equipment, wherein the related information is used for the multichannel is more
Media information is described as logic business all the way；Output module, for selecting multimedia messages in the multichannel multimedia messages
It is exported.
According to still another embodiment of the invention, a kind of storage medium is additionally provided, meter is stored in the storage medium
Calculation machine program, wherein the computer program is arranged to execute the step in any of the above-described embodiment of the method when operation.
According to still another embodiment of the invention, a kind of electronic device, including memory and processor are additionally provided, it is described
Computer program is stored in memory, the processor is arranged to run the computer program to execute any of the above-described
Step in embodiment of the method.
Through the invention, multichannel multimedia messages and related information are transmitted to the first equipment, the first equipment is receiving
After the multichannel multimedia messages and related information of logic business, when exporting logic business, can multichannel multimedia messages into
Row selection output, solves the technical issues of terminal can only passively export multimedia messages in the related technology, improves multimedia
Information corresponds to the attraction and market value of business.
Description of the drawings
Attached drawing described herein is used to provide further understanding of the present invention, and is constituted part of this application, this hair
Bright illustrative embodiments and their description are not constituted improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is the network architecture figure of the embodiment of the present invention；
Fig. 2 is a kind of flow chart of information transferring method according to the ... of the embodiment of the present invention；
Fig. 3 is the flow chart of another information transferring method according to the ... of the embodiment of the present invention；
Fig. 4 is a kind of structure diagram of information carrying means according to the ... of the embodiment of the present invention；
Fig. 5 is the structure diagram of another information carrying means according to the ... of the embodiment of the present invention；
Fig. 6 is the present embodiment multichannel audio-video frequency associated services general frame schematic diagram；
Fig. 7 is addition various visual angles live streaming description information implementation method schematic diagram in the present embodiment pmt table；
Fig. 8 is the schematic diagram that the present embodiment adds that various visual angles live streaming description information realizes video playing in pmt table；
Fig. 9 is multiple audio and video described in PMT in the present embodiment, and privately owned description is added in SDT tables, realizes that game fighting is straight
Broadcasting method schematic diagram；
Figure 10 is main road audio and video described in the present embodiment PMT, and privately owned description is added in ETT tables, realizes more meeting-place live streamings
Method schematic diagram；
Figure 11 is that 2 PMT of the present embodiment describe 2 sets of audio and video respectively, adds privately owned table, realizes that high standard definition shows with broadcasting method
It is intended to；
Figure 12 is to realize multichannel audio-video frequency associated services method schematic diagram under the two-way living broadcast environment of the present embodiment.
Specific implementation mode
Come that the present invention will be described in detail below with reference to attached drawing and in conjunction with the embodiments.It should be noted that not conflicting
In the case of, the features in the embodiments and the embodiments of the present application can be combined with each other.
It should be noted that term " first " in description and claims of this specification and above-mentioned attached drawing, "
Two " etc. be for distinguishing similar object, without being used to describe specific sequence or precedence.
Embodiment 1
The embodiment of the present application can be run in the network architecture shown in FIG. 1, and Fig. 1 is the network architecture of the embodiment of the present invention
Figure, as shown in Figure 1, the network architecture includes：Service system, terminal, wherein service system is interacted with terminal, service system
For system for obtaining multimedia messages, processing (e.g., encodes, compression etc.) multimedia messages, and is arranged related to multimedia messages
Information, be transmitted to terminal, terminal receives the information of service system transmission, exports and plays the corresponding multimedia of multimedia messages
Content.
A kind of information transferring method running on the above-mentioned network architecture is provided in the present embodiment, and Fig. 2 is according to this hair
The flow chart of a kind of information transferring method of bright embodiment, as shown in Fig. 2, the flow includes the following steps：
Step S202 obtains multichannel multimedia messages to be transmitted；
The related information of multichannel multimedia messages is arranged in step S204, wherein related information is for believing multichannel multimedia
Breath is described as logic business all the way；
Multichannel multimedia messages and related information are transmitted to the first equipment by step S206.
Through the above steps, multichannel multimedia messages and related information are transmitted to the first equipment, the first equipment is receiving
It, can be in multichannel multimedia messages when exporting logic business to after the multichannel multimedia messages and related information of logic business
Selection output is carried out, the technical issues of terminal can only passively export multimedia messages in the related technology is solved, improves more matchmakers
Body information corresponds to the attraction and market value of business.
Optionally, the executive agent of above-mentioned steps can be the service system of multimedia messages, such as video provider, video
Platform, server etc., but not limited to this.First equipment is terminal.
In one example, step S206 can also be to send multichannel multimedia messages and related information, specifically send
In the process, it can be separately send, can also be to put to send in a unit.
Multichannel multimedia messages in the present embodiment include：Audio-frequency information, and/or, video information.
Optionally, the related information of setting multichannel multimedia messages includes various ways, is exemplified below：
It sets multichannel multimedia messages to the same logic in Program Map Table (Program Map Table, PMT)
The different units stream of business, and the first related information is set, wherein the first related information is used to describe between each unit stream
The type of service of incidence relation and unit stream.Optionally, the first related information of setting includes following one：Is arranged in PMT
One related information；First related information is set in business information (Service Information, SI)；
First packet mark (Packet Identifier, PID) of the first multimedia messages is set in PMT, is set in SI
The 2nd PID of the second multimedia messages is set, and the second related information is set in SI, wherein multichannel multimedia messages include
First multimedia messages and the second multimedia messages, the second related information is for describing the first multimedia messages and the second multimedia
Incidence relation and the first multimedia messages between information and the corresponding type of service of the second multimedia messages；More than first
Media information can be main road multimedia messages, and the second multimedia messages are one or more branch multimedia messages；
The PID of multichannel multimedia messages is respectively set in multiple PMT, multimedia messages all the way are set in each PMT
Third related information is arranged in PID in SI, wherein and third related information carries same logic business for describing multiple PMT,
Type of service corresponding with multichannel multimedia messages.
Optionally, the corresponding type of service of multimedia messages in the present embodiment is included in the service class of different scenes
Type, such as in net cast, the corresponding type of service of multichannel multimedia messages may include sitting by and watch the picture of angle seat in the plane acquisition
Face, the picture of LOOK RIGHT seat in the plane acquisition, the picture of main view camera acquisition, in game fighting live streaming, multichannel multimedia messages
Corresponding type of service may include the corresponding picture in 1 visual angle of troop, the corresponding picture in 2 visual angle of troop, full view correspondence
Picture, in video playing, the corresponding type of service of multichannel multimedia messages may include general clear picture, and high definition is drawn
Face, ultra high-definition picture, 3D pictures etc..
Optionally, the related information of setting multichannel multimedia messages includes：Receive the solicited message of the first equipment；According to asking
Ask information that related information is set.
Optionally, the roads multichannel multimedia messages Zhong Mei multimedia messages include：Video information all the way, one or more sound
Frequency information.When multimedia messages all the way include MCVF multichannel voice frequency information, which may include multiple business scenarios
Corresponding audio-frequency information, if the audio-frequency information of television image includes primary sound and translation sound, game picture includes the sound of side war team
The audio mixing etc. of frequency and both sides' war team, terminal still can be selected in the MCVF multichannel voice frequency information in playing multimedia messages all the way
Play wherein one or more audio-frequency information.
Optionally, SI includes at least one of：SDT Service Description Table SDT, Event Information Table EIT, TDT Time and Date Table
TDT, TOT Time Offset Table TOT, BAT bouquet association table BAT, Running Status Table RS, filling table ST, selection information table SIT, interruption letter
Cease table DIT, user-defined data table.
A kind of information transferring method running on the above-mentioned network architecture is provided in the present embodiment, and Fig. 3 is according to this hair
The flow chart of another information transferring method of bright embodiment, as shown in figure 3, the flow includes the following steps：
Step S302 receives multichannel multimedia messages and related information that the second equipment is sent, wherein related information is used for
Multichannel multimedia messages are described as logic business all the way；
Step S304 selects multimedia messages to be exported in multichannel multimedia messages.
Optionally, it includes following one to select multimedia messages to carry out output in multichannel multimedia messages：
Multimedia messages are selected to be exported in multichannel multimedia messages according to preset rules；It can such as give tacit consent to and only select
Therein to be exported all the way, when receiving the multichannel multimedia messages comprising multiple clarity, default choice clarity is most
High multimedia messages all the way are exported, it is of course also possible to according to the fan-out capability of output equipment, are only supported in output equipment
When general clear picture, the multimedia messages all the way of general clear picture is selected to be exported.
Analysis of related information obtains multiple business options corresponding with multichannel multimedia messages, receives in multiple business
The selection instruction of the first type of service is selected in option, exports multimedia messages corresponding with the first type of service.According to user
Selection instruction select one or more to be exported in multichannel multimedia messages, support split screen display available in equipment, or simultaneously
When connecting multiple output equipments, it may be implemented while output multi-channel multimedia messages.
Through the above description of the embodiments, those skilled in the art can be understood that according to above-mentioned implementation
The method of example can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but it is very much
In the case of the former be more preferably embodiment.Based on this understanding, technical scheme of the present invention is substantially in other words to existing
The part that technology contributes can be expressed in the form of software products, which is stored in a storage
In medium (such as ROM/RAM, magnetic disc, CD), including some instructions are used so that a station terminal equipment (can be mobile phone, calculate
Machine, server or network equipment etc.) execute method described in each embodiment of the present invention.
Embodiment 2
A kind of information carrying means is additionally provided in the present embodiment, and the device is real for realizing above-described embodiment and preferably
Mode is applied, repeating no more for explanation had been carried out.As used below, the soft of predetermined function may be implemented in term " module "
The combination of part and/or hardware.Although device described in following embodiment is preferably realized with software, hardware, or
The realization of the combination of software and hardware is also that may and be contemplated.
Fig. 4 is a kind of structure diagram of information carrying means according to the ... of the embodiment of the present invention, as shown in figure 4, the device packet
It includes：
Acquisition module 40, for obtaining multichannel multimedia messages to be transmitted；
Setup module 42, the related information for multichannel multimedia messages to be arranged, wherein related information is used for multichannel is more
Media information is described as logic business all the way；
Transmission module 44, for multichannel multimedia messages and related information to be transmitted to the first equipment.
Optionally, setup module includes following one：First setting unit is used for multichannel in Program Map Table PMT
Multimedia messages are set as the different units stream of the same logic business, and the first related information is arranged, wherein the first association letter
Cease the type of service for describing incidence relation and unit stream between each unit stream；Second setting unit, in PMT
First packet mark PID of the first multimedia messages is set, the 2nd PID of the second multimedia messages is set in SI, and in SI
The second related information of middle setting, wherein multichannel multimedia messages include the first multimedia messages and the second multimedia messages, second
Related information is for describing the incidence relation between the first multimedia messages and the second multimedia messages and the first multimedia messages
Type of service corresponding with the second multimedia messages；Third setting unit is more for multichannel to be respectively set in multiple PMT
Third related information is arranged in the PID of media information in SI, wherein third related information is same for describing multiple PMT carryings
Logic business and the corresponding type of service of multichannel multimedia messages.
Optionally, setup module includes：Receiving unit, the solicited message for receiving the first equipment；4th setting unit,
For related information to be arranged according to solicited message.
Fig. 5 is the structure diagram of another information carrying means according to the ... of the embodiment of the present invention, as shown in figure 5, the device
Including：
Receiving module 50, multichannel multimedia messages and related information for receiving the transmission of the second equipment, wherein association letter
Breath by multichannel multimedia messages for being described as logic business all the way；
Output module 52, for selecting multimedia messages to be exported in multichannel multimedia messages.
Optionally, output module includes following one：First output unit is used for according to preset rules in multichannel multimedia
Multimedia messages are selected to be exported in information；Second output unit obtains believing with multichannel multimedia for analysis of related information
Corresponding multiple business options are ceased, the selection instruction for selecting the first type of service in multiple business options, output are received
Multimedia messages corresponding with the first type of service.
It should be noted that above-mentioned modules can be realized by software or hardware, for the latter, Ke Yitong
Following manner realization is crossed, but not limited to this：Above-mentioned module is respectively positioned in same processor；Alternatively, above-mentioned modules are with arbitrary
The form of combination is located in different processors.
Embodiment 3
The present embodiment is the alternative embodiment of the application, for the application to be described in detail in conjunction with specific scene：
The scheme of the present embodiment can apply to field of broadcast televisions and carry out multichannel audio-video frequency live broadcast service and terminal reception
Show, multichannel audio-video frequency, which is described as a logic business, to be transmitted；On existing normative foundation, multichannel audio-video frequency is extended
Related information describes, and terminal is facilitated to show multichannel association audio and video live broadcast service, while compatible existing business.
A kind of implementation method of multichannel audio-video frequency association live broadcast service is present embodiments provided, the attraction of live broadcast service is improved
Power and market value.
In live broadcast system, the description of a channel of existing business pair generally includes video all the way and all the way or multichannel sound
Frequently.Multi-channel video, generally defined as different programs, such as present high standard definition simulcast, same set of channel content, difference point
Resolution is defined as two programs.The present invention then increase multichannel correlation audio and video related information description by way of, these
Relevant audio and video are defined as a set of business.
For different systems and different business characteristics, the concrete mode for adding related information is varied.Specific packet
It includes but is not limited to following manner：
The PMT information in existing PSI/SI is extended, all related audio and video are all defined as the same Service not
Same unit stream, and increase multichannel audio-video frequency association descriptor, the incidence relation between each unit stream stream is described in detail.
The PMT information in existing PSI/SI is extended, all related audio and video are all defined as the same Service not
Same unit stream, while the standard scales such as SDT, EIT in PSI/SI are extended, or increase new privately owned description table, PMT is described in detail
The incidence relation of middle each unit stream.
There was only main road audio/video information in PMT, other related audio and video parameters and related information descriptor pass through extension
The standard scales such as SDT, EIT, or the mode of the new privately owned table of increase are added.
Using existing codes and standards, different audio-video grouping is defined as different Service.Simultaneously by extending BAT
Equal standard scales, or increase the mode of new privately owned table, the incidence relation between multiple Service is described.
For the two-way live broadcast system of similar IPTV, the incidence relation of multichannel audio-video frequency can pass through pair of terminal and system
It is obtained to interaction.
In end side, the mode of multichannel audio-video frequency related information is added according to head end, pass is got by corresponding approach
Join information, finishing service shows.Specific application scenarios include but not limited to following：
The live broadcast service of same event different visual angles, including the live streaming of sports event live broadcast, variety show, game sports are directly
Broadcast, live news, Multi-Party Conference live streaming etc., the video at some visual angle that user can watch according to the hobby selection of oneself,
It can be watched (in a manner of multiwindow, multiple terminals etc.) simultaneously by multiple visual angles, it may be convenient to switch visual angle.
More main line movie and television plays, included painted eggshell movie and television play etc., the specific stage can open more video playings, multiple windows
Relation information can also be defined by front end.
The different attribute version of same program, for example different clarity, movie and television play difference X-certificate version, whether there is or not advertising pages
This etc., terminal can independently select most suitable version to watch according to some attributes of itself.
Multichannel audio-video frequency associated services general frame, Fig. 6 are that the present embodiment multichannel audio-video frequency associated services general frame shows
It is intended to, as shown in Figure 6：In live broadcast system, the audio and video of many programs can be multiplexed in audio/video flow, in order to which terminal can
Which service is the audio and video distinguished in stream belong to, and can transmit a description information, such as defined in Moving Picture Experts Group-2
PSI table is the description flowed to single TS.Since system usually has multiple TS streams, in order to guide digital cable customers can be in TS
The business of oneself needs is rapidly found out in stream, DVB expands the PSI of MPEG-2, on the basis of tetra- tables of PSI again
Nine tables are increased, SI (Service Information) is formed.SI is the description of TS streams all to whole system, is being met
The business information (Service Information, SI) that DVB standard defines is inserted into the TS transport streams of MPEG-2 (13818-1),
Make the Integrated Receive Decoder (IRD) of set-top box (Set-Top-Box) that program provider can be extracted from TS streams and broadcasts section
Purpose list and broadcast parameter, are shown to digital cable customers so that user can easily receive, select in the form of intuitive
Digital television program.PSI table includes Program Association Table (PAT), CAT Conditional Access Table (CAT), Program Map Table (PMT) and network letter
Table (NIT) is ceased to form, these tables are inserted by multiplexer in multiplexing in TS streams, be used in combination specific PID (PID Packet Identifier) into
Line identifier.SI includes SDT Service Description Table (SDT), Event Information Table (EIT), TDT Time and Date Table (TDT), TOT Time Offset Table
(TOT), BAT bouquet association table (BAT) and Running Status Table (RST), filling table (ST), selection information table (SIT), intermittent information
The tables information such as table (DIT).Each table in SI is not required for transmitting in actual use, wherein NIT, SDT, EIT, TDT be must
It need to transmit, other tables then carry out selection transmission as required.
Include a video flowing PID and multiple audio stream PID in existing specification, in the pmt table of a service；
In order to which a service can realize different business comprising more videos, we increase the association letter of audio and video
Breath, terminal can get the different business that multiple audio/video flows are belonging respectively to service.
The present embodiment further includes multiple embodiments：
Embodiment 1
Addition various visual angles live streaming description information in pmt table, as shown in fig. 7, Fig. 7 is to add to regard in the present embodiment pmt table more
Description information implementation method schematic diagram is broadcast live in angle, in live broadcast system, the information such as audio and video of various visual angles described in pmt table, such as
Shown in Fig. 7, in a program there are three multi-view video (0xaf0,0xaf1,0xaf2), three audios (0xb51,0xb52,
0xb53) unit stream.Corresponding privately owned description is added in the description information of each unit stream, 0xaf0 is described as presidium visual angle
Video, 0xb51 are described as presidium's visual angle audio, and 0xaf1 is described as left side perspective video, and 0xb52 is described as left side perspective sound
Frequently, 0xaf2 is described as right side perspective video, and 0xb53 is described as right side perspective audio.
When the searching programs of end side, corresponding information is obtained from PMT, parses 3 video PID, 3 Audio PIDs.This
The 3 tunnel audios that the 3 road videos and 3 Audio PIDs that 3 video PID are represented represent collectively form the live streaming at 3 visual angles of a support
Program.Privately owned related information descriptor describes the relationship between the meaning and this 6 PID at this 3 visual angles, including which is regarded
Angle is main perspective.
When user selects to play the program, terminal acquiescence opens main perspective and voice-grade channel watches the audio and video section of main perspective
Mesh, while user being prompted to have other multi-view videos that can select.
User enters view angle switch interface, can select visual angle and audio, user that can select according to visual angle description information
Wicket preview viewing is watched or is opened in switching, and Fig. 8 is that the present embodiment adds various visual angles live streaming description information realization in pmt table
The schematic diagram of video playing.
Embodiment 2
Multiple audio and video described in PMT add privately owned description in SDT tables, realize game fighting live streaming, as shown in figure 9, figure
9 be multiple audio and video described in PMT in the present embodiment, and privately owned description is added in SDT tables, realizes the signal of game fighting live broadcasting method
Figure.
In game fighting live streaming, the visual angle that general announcer can toggle Liang Ge troops explains, in the mistake of switching
Cheng Zhong, it is likely that spectators can be allowed to miss excellent camera lens, or the troop visual angle of projection, be not what spectators liked, so I
The audio and video (2 visual angle of 1 visual angle of troop and troop) of multiple troop's angles are just multiplexed in audio/video flow；
It is that Liang Ge troops carry out in general battle, so the audio and video pid information of troop 1 and troop 2 is placed on one
In pmt table, pmt table will not frequently change, if some event more than two troop of the program, it is necessary to pmt table is updated,
Terminal can also monitor variation simultaneously, update the pid information of the program, can only know which pid information the program has at this time, also
It cannot be distinguished which player audio and video PID belongs to；
The Audio PID and video PID of troop 1 and troop 2 are filled into SDT tables by we, and tuning when can parse SDT
Table and pmt table, and audio and video PID and corresponding troop's information are stored in database；
For user when watching the program, acquiescence opens 1 visual angle of troop and audio, when user key-press enters visual angle selection and sound
When frequency selection menu, (end side in such as Fig. 9 in a menu can be then shown to troop's information and corresponding PID is obtained in database
Shown in menu), user can select 2 visual angle of Display on the same screen, 1 visual angle of troop or troop, audio that can select audio mixing, 1 sound of troop
Frequency or 2 audio of troop, when user selects Display on the same screen, troop 1 and troop 2 respectively account for half screen, and user can watch simultaneously
Two visual angles (as shown in video image in Fig. 9).
Embodiment 3
Main road audio and video described in PMT add privately owned description in ETT tables, realize more meeting-place live streamings, as shown in Figure 10, figure
10 be main road audio and video described in the present embodiment PMT, adds privately owned description in ETT tables, realizes more meeting-place live broadcasting method schematic diagrames.
In more meeting-place live streamings, audio and video (Nanjing sub-venue and Shenzhen branch in multiple meeting-place are multiplexed in audio/video flow
)；
The audio and video pid information of Nanjing sub-venue and Shenzhen sub-venue or multiple meetings are described in the pmt table of the program
The pid information of field live streaming still cannot be distinguished which meeting-place audio and video PID belongs at this time；
One program has many meeting-place live streamings for one day, and each meeting-place live streaming has different sub-venues again, so different
Event have the sub-venue of different number, the description associated table of audio and video can frequently change, so by audio and video related information
It is placed in EIT tables, background monitoring searches for EIT tables, parses audio and video PID and corresponding meeting-place information, and update into database；
When user's entry event sub-venue selection interface, menu obtains meeting-place information into database, and lists all
Sub-venue is selected for user.When user selects Display on the same screen, main meeting-place occupies maximum screen, and sub-venue uniformly occupies other screens
Curtain shows (as described in Figure 10).
Embodiment 4
2 PMT describe 2 sets of audio and video respectively, add privately owned table, realize high standard definition simulcast, and as shown in figure 11, Figure 11 is this
2 PMT of embodiment describe 2 sets of audio and video respectively, add privately owned table, realize high standard definition with broadcasting method schematic diagram.
In present DVB play systems, if a program has high definition and SD, operator that can increase a channel, example
Such as CCTV5 and CCTV5 high definitions, in this case, if each program has high standard definition differentiation, the channel list length of user will increasing
It doubles, has this trend now；
In order to solve this problem, our the audio and video pid informations of high standard definition are still stored in different pmt tables, this
Sample will not change present program transmission mode, easy to implement, but also be unable to reach the purpose for reducing channel list；
The description of two channels of the high standard definition in SDT tables is kept to a platform, for example CCTV5 and CCTV5 high definitions merge
For CCTV5；
Then we establish privately owned description table, distinguish CCTV5 high standard audio-visuals PID in this describes table, eventually
End is stored in after receiving in database；
User selects menu, menu to obtain high standard definition information into database and open up when watching CCTV5, into high standard definition
Show, user can select to play high definition or SD, thus can realize high standard definition in the case where not increasing channel list
The transmission viewing (as shown in figure 11) of program.
Embodiment 5
Under two-way living broadcast environment, realize that multichannel audio-video frequency associated services, Figure 12 are under the two-way living broadcast environment of the present embodiment, in fact
Existing multichannel audio-video frequency associated services method schematic diagram, as shown in figure 12：
In IPTV live streamings, we transmit the related information of program by way of configuration file, lead in configuration file
The different description information in crucial block point is crossed, as follows：
Game fighting：
Team1:Broadcast address, Team2:Broadcast address；
Meeting-place plays：
Main meeting-place:Broadcast address, Nanjing sub-venue:Broadcast address, Shenzhen sub-venue:Broadcast address；
High standard definition：
5 high definitions of CCTV:Broadcast address, CCTV 5:Broadcast address；
When playing the channel, the configuration file of the meeting forward end server pull program, resolution file is simultaneously protected for end side
It is stored in temporary variable；
After user key-press selection enters visual angle audio selection menu, menu obtains temporary variable information and shows, shows
Effect is as shown in the end side of Fig. 9, Figure 10 and Figure 11.
Multichannel audio-video frequency associated services can be realized on the basis of existing front end system, involved technology is in existing terminal
It can be achieved on hardware.
Embodiment 4
The embodiments of the present invention also provide a kind of storage medium, computer program is stored in the storage medium, wherein
The computer program is arranged to execute the step in any of the above-described embodiment of the method when operation.
Optionally, in the present embodiment, above-mentioned storage medium can be set to store by executing based on following steps
Calculation machine program：
S1 obtains multichannel multimedia messages to be transmitted；
The related information of multichannel multimedia messages is arranged in S2, wherein related information is for describing multichannel multimedia messages
At logic business all the way；
Multichannel multimedia messages and related information are transmitted to the first equipment by S3.
Optionally, in the present embodiment, above-mentioned storage medium can include but is not limited to：USB flash disk, read-only memory (Read-
Only Memory, referred to as ROM), it is random access memory (Random Access Memory, referred to as RAM), mobile hard
The various media that can store computer program such as disk, magnetic disc or CD.
The embodiments of the present invention also provide a kind of electronic device, including memory and processor, stored in the memory
There is computer program, which is arranged to run computer program to execute the step in any of the above-described embodiment of the method
Suddenly.
Optionally, above-mentioned electronic device can also include transmission device and input-output equipment, wherein the transmission device
It is connected with above-mentioned processor, which connects with above-mentioned processor.
Optionally, in the present embodiment, above-mentioned processor can be set to execute following steps by computer program：
S1 obtains multichannel multimedia messages to be transmitted；
The related information of multichannel multimedia messages is arranged in S2, wherein related information is for describing multichannel multimedia messages
At logic business all the way；
Multichannel multimedia messages and related information are transmitted to the first equipment by S3.
Optionally, the specific example in the present embodiment can refer to described in above-described embodiment and optional embodiment
Example, details are not described herein for the present embodiment.
Obviously, those skilled in the art should be understood that each module of the above invention or each step can be with general
Computing device realize that they can be concentrated on a single computing device, or be distributed in multiple computing devices and formed
Network on, optionally, they can be realized with the program code that computing device can perform, it is thus possible to which they are stored
It is performed by computing device in the storage device, and in some cases, it can be with different from shown in sequence execution herein
The step of going out or describing, either they are fabricated to each integrated circuit modules or by them multiple modules or
Step is fabricated to single integrated circuit module to realize.In this way, the present invention is not limited to any specific hardware and softwares to combine.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.It is all the present invention principle within, made by it is any modification, etc.
With replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (16)
1. a kind of information transferring method, which is characterized in that including：
Obtain multichannel multimedia messages to be transmitted；
The related information of the multichannel multimedia messages is set, wherein the related information is used to believe the multichannel multimedia
Breath is described as logic business all the way；
The multichannel multimedia messages and the related information are transmitted to the first equipment.
2. according to the method described in claim 1, it is characterized in that, the related information packet of the multichannel multimedia messages is arranged
It includes：
The multichannel multimedia messages are set in Program Map Table PMT the different units stream of the same logic business, and
First related information is set, wherein first related information is used to describe incidence relation between each unit stream and described
The type of service of unit stream.
3. according to the method described in claim 2, it is characterized in that, the first related information of setting includes following one：
First related information is set in the PMT；
First related information is set in business information SI.
4. according to the method described in claim 1, it is characterized in that, the related information that the multichannel multimedia messages are arranged includes
Following one：
First packet mark PID of the first multimedia messages is set in PMT, the second of the second multimedia messages is set in SI
PID, and the second related information is set in SI, wherein the multichannel multimedia messages include first multimedia messages
With second multimedia messages, second related information is for describing first multimedia messages and the matchmaker more than second
Incidence relation and first multimedia messages between body information and the corresponding service class of second multimedia messages
Type；
The PID of the multichannel multimedia messages is respectively set in multiple PMT, third related information is set in SI, wherein institute
Stating third related information, the multiple PMT carries same logic business and the multichannel multimedia messages are right respectively for describing
The type of service answered.
5. according to the method described in claim 1, it is characterized in that, the related information packet of the multichannel multimedia messages is arranged
It includes：
Receive the solicited message of first equipment；
According to the solicited message, the related information is set.
6. according to the method described in claim 1, it is characterized in that, the roads multichannel multimedia messages Zhong Mei multimedia messages
Including：Video information all the way, one or more audio-frequency information.
7. method according to claim 3 or 4, which is characterized in that the SI includes at least one of：SDT Service Description Table
SDT, Event Information Table EIT, TDT Time and Date Table TDT, TOT Time Offset Table TOT, BAT bouquet association table BAT, Running Status Table RS,
Fill table ST, selection information table SIT, intermittent information table DIT, user-defined data table.
8. a kind of information transferring method, which is characterized in that including：
Receive the multichannel multimedia messages and related information of the transmission of the second equipment, wherein the related information is used for will be described more
Road multimedia messages are described as logic business all the way；
Multimedia messages are selected to be exported in the multichannel multimedia messages.
9. according to the method described in claim 8, it is characterized in that, selecting multimedia messages in the multichannel multimedia messages
It includes following one to carry out output：
Multimedia messages are selected to be exported in the multichannel multimedia messages according to preset rules；
It parses the related information and obtains multiple business options corresponding with the multichannel multimedia messages, receive for described
The selection instruction of the first type of service is selected in multiple business options, exports multimedia letter corresponding with first type of service
Breath.
10. a kind of information carrying means, which is characterized in that including：
Acquisition module, for obtaining multichannel multimedia messages to be transmitted；
Setup module, the related information for the multichannel multimedia messages to be arranged, wherein the related information is used for will be described
Multichannel multimedia messages are described as logic business all the way；
Transmission module, for the multichannel multimedia messages and the related information to be transmitted to the first equipment.
11. device according to claim 10, which is characterized in that the setup module includes following one：
First setting unit, for setting the multichannel multimedia messages to the same logic industry in Program Map Table PMT
The different units stream of business, and the first related information is set, wherein first related information is used to describe between each unit stream
Incidence relation and the unit stream type of service；
Second setting unit, the first packet mark PID for the first multimedia messages to be arranged in PMT, is arranged second in SI
2nd PID of multimedia messages, and the second related information is set in SI, wherein the multichannel multimedia messages include institute
The first multimedia messages and second multimedia messages are stated, second related information is for describing the first multimedia letter
Incidence relation and first multimedia messages between breath and second multimedia messages and second multimedia messages
Corresponding type of service；
Third setting unit, the PID for the multichannel multimedia messages to be respectively set in multiple PMT are arranged in SI
Three related informations, wherein the third related information carries same logic business and described more for describing the multiple PMT
The corresponding type of service of road multimedia messages.
12. device according to claim 10, which is characterized in that the setup module includes：
Receiving unit, the solicited message for receiving first equipment；
4th setting unit, for the related information to be arranged according to the solicited message.
13. a kind of information carrying means, which is characterized in that including：
Receiving module, multichannel multimedia messages and related information for receiving the transmission of the second equipment, wherein the related information
For the multichannel multimedia messages to be described as logic business all the way；
Output module, for selecting multimedia messages to be exported in the multichannel multimedia messages.
14. device according to claim 13, which is characterized in that the output module includes following one：
First output unit, it is defeated for being selected multimedia messages to carry out in the multichannel multimedia messages according to preset rules
Go out；
Second output unit obtains multiple business choosings corresponding with the multichannel multimedia messages for parsing the related information
, receive the selection instruction for selecting the first type of service in the multiple business option, output and first business
The corresponding multimedia messages of type.
15. a kind of storage medium, which is characterized in that be stored with computer program in the storage medium, wherein the computer
Program is arranged to execute the method described in any one of claim 1 to 9 when operation.
16. a kind of electronic device, including memory and processor, which is characterized in that be stored with computer journey in the memory
Sequence, the processor are arranged to run the computer program to execute the side described in any one of claim 1 to 9
Method.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810480493.1A CN108737844A (en) | 2018-05-18 | 2018-05-18 | Information transferring method and device, storage medium, electronic device |
| PCT/CN2019/075750 WO2019218741A1 (en) | 2018-05-18 | 2019-02-21 | Information transmission method and device, storage medium, and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810480493.1A CN108737844A (en) | 2018-05-18 | 2018-05-18 | Information transferring method and device, storage medium, electronic device |
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| CN108737844A true CN108737844A (en) | 2018-11-02 |
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| WO (1) | WO2019218741A1 (en) |
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| CN109874037A (en) * | 2019-01-17 | 2019-06-11 | 北京文香信息技术有限公司 | A kind of multichannel audio-video frequency playback method, device, storage medium and terminal device |
| WO2019218741A1 (en) * | 2018-05-18 | 2019-11-21 | 中兴通讯股份有限公司 | Information transmission method and device, storage medium, and electronic device |
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| WO2019218741A1 (en) | 2019-11-21 |
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