CN108259989A - Method, computer readable storage medium and the terminal device of net cast - Google Patents
Method, computer readable storage medium and the terminal device of net cast Download PDFInfo
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- CN108259989A CN108259989A CN201810053544.2A CN201810053544A CN108259989A CN 108259989 A CN108259989 A CN 108259989A CN 201810053544 A CN201810053544 A CN 201810053544A CN 108259989 A CN108259989 A CN 108259989A
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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]
- H04N21/40—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
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L15/00—Speech recognition
- G10L15/26—Speech to text systems
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L17/00—Speaker identification or verification
- G10L17/26—Recognition of special voice characteristics, e.g. for use in lie detectors; Recognition of animal voices
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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]
- H04N21/40—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
- H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
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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]
- H04N21/40—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
- H04N21/439—Processing of audio elementary streams
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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]
- H04N21/40—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
- H04N21/439—Processing of audio elementary streams
- H04N21/4394—Processing of audio elementary streams involving operations for analysing the audio stream, e.g. detecting features or characteristics in audio streams
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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]
- H04N21/40—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
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
- H04N21/44016—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving splicing one content stream with another content stream, e.g. for substituting a video clip
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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]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/488—Data services, e.g. news ticker
- H04N21/4884—Data services, e.g. news ticker for displaying subtitles
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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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/85—Assembly of content; Generation of multimedia applications
- H04N21/854—Content authoring
- H04N21/8547—Content authoring involving timestamps for synchronizing content
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- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Computer Security & Cryptography (AREA)
- Computational Linguistics (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The present invention provides a kind of method of net cast, computer readable storage medium and terminal devices；The method of the net cast includes：The live streaming audio/video flow that this main broadcaster end carries timestamp is obtained, obtains the external audio/video flow for carrying timestamp；According to the timestamp, the live streaming audio/video flow at this main broadcaster end with external audio/video flow is synthesized, obtains live streaming audio/video flow；Wherein, the live streaming audio/video flow at this main broadcaster end is synthesized with external audio/video flow, including：The audio stream at this main broadcaster end is synthesized with external video flowing；Or the video flowing this main broadcaster end is synthesized with external audio stream；The live streaming audio/video flow of the synthesis is sent to live streaming platform.The present invention can make main broadcaster's form become more various interesting.
Description
Technical field
The present invention relates to the information processing technology, especially a kind of method of net cast, computer readable storage medium and
Terminal device.
Background technology
In traditional live streaming, since the clarity of mobile phone camera is inadequate, many main broadcasters can select to use third party
Equipment and software be broadcast live, and live streaming audio/video flow is directly pushed to spectators；But the performance shape of this direct-seeding
Formula is more single, has largely limited the recreational of live streaming, and the performance of many programme televised lives is allowed to become very barren.
Invention content
The present invention provides a kind of method of net cast, can enrich the performance form of live streaming, increases the entertaining of live streaming.
A kind of method of net cast provided by the invention, including：
The live streaming audio/video flow that this main broadcaster end carries timestamp is obtained, obtains the external audio/video flow for carrying timestamp；
According to the timestamp, the live streaming audio/video flow at this main broadcaster end with external audio/video flow is synthesized, is broadcast live
Audio/video flow；Wherein, the live streaming audio/video flow at this main broadcaster end is synthesized with external audio/video flow, including：This main broadcaster end
Audio stream synthesizes with external video flowing or the video flowing at this main broadcaster end is synthesized with external audio stream；
The live streaming audio/video flow of the synthesis is sent to live streaming platform.
Preferably, the audio stream this main broadcaster end synthesized with external video stream or the video flowing at this main broadcaster end with
External audio stream synthesizes, including：
The audio stream timestamp at this main broadcaster end with external video flowing timestamp is aligned, the audio stream is regarded with described
The synthesis of frequency stream is aligned the video flowing timestamp at this main broadcaster end with external audio stream timestamp, by the video flowing and institute
State audio stream synthesis.
Preferably, the audio stream this main broadcaster end synthesized with external video stream or the video flowing at this main broadcaster end with
External audio stream synthesizes, including：
The timestamp of the external video stream is increased into preset duration and obtains new timestamp, the audio at described main broadcaster end
Stream timestamp is aligned with the new timestamp of the external video stream, and the external video stream and the audio stream at this main broadcaster end are closed
Into；Or the timestamp of the external audio stream is increased into preset duration and obtains new timestamp, the video flowing at described main broadcaster end
Timestamp is aligned with the new timestamp of the external audio stream, and the video flowing at described main broadcaster end and the external audio stream are closed
Into.
Preferably, it after the audio/video flow that timestamp is carried outside the acquisition, further includes：
The external audio/video flow for carrying timestamp is played at this main broadcaster end, identifies voice pair in the audio/video flow
The word answered shows the word at this main broadcaster end.
Preferably, the audio/video flow of timestamp is carried outside the acquisition, including：
The live streaming audio/video flow of another live streaming is received, the audio for carrying timestamp is decomposited from the live streaming audio/video flow
Stream and/or video flowing；Or
Receive the audio stream and/or video flowing for being decomposited from the live streaming audio/video flow of another live streaming and carrying timestamp.
Preferably, it after the audio/video flow that timestamp is carried outside the acquisition, further includes：
The live streaming audio/video flow of another live streaming is played at this main broadcaster end, identifies that the live streaming sound of another live streaming regards
The corresponding word of voice during frequency flows, the word is shown at this main broadcaster end.
Preferably, the audio/video flow of timestamp is carried outside the acquisition, including：
It identifies the audio frequency characteristics of sound in the live streaming audio/video flow at this main broadcaster end, obtains this main broadcaster and rectify song in performance
It is bent；The live streaming audio/video flow for another live streaming for singing same song is obtained, decomposites and takes from the live streaming audio/video flow
Audio stream with timestamp.
Preferably, the audio/video flow of timestamp is carried outside the acquisition, is further included：
Identify the characteristic voice of the main broadcaster at this main broadcaster end；
The live streaming audio/video flow for obtaining another live streaming for singing same song, including：
The live streaming audio/video flow of another live streaming that same song is being sung in acquisition and main broadcaster's characteristic voice matches.
Preferably, the live streaming audio/video flow for obtaining another live streaming for singing same song, including：
The live streaming audio/video flow for several live streamings for singing same song is obtained, according to the choosing of the main broadcaster at this main broadcaster end
Instruction is selected, selects the live streaming audio/video flow of one of live streaming.
Preferably, the audio/video flow of timestamp is carried outside the acquisition, including：
Identify the characteristics of image in the live streaming audio/video flow at this main broadcaster end；Obtain another live streaming that characteristics of image matches
Audio/video flow is broadcast live, the audio stream for carrying timestamp is decomposited from the live streaming audio/video flow.
Preferably, the audio/video flow of timestamp is carried outside the acquisition, is further included：
Identify the characteristic voice of the main broadcaster at this main broadcaster end；
The live streaming audio/video flow of another live streaming for obtaining characteristics of image and matching, including：
Obtain the live streaming audio/video flow of another live streaming that characteristics of image matches and main broadcaster's characteristic voice matches.
The present invention also proposes a kind of computer readable storage medium, and calculating is stored on the computer readable storage medium
The step of machine program, which realizes the method for any one of aforementioned net cast when being executed by processor.
The present invention also proposes a kind of terminal device, including memory, processor and is stored on the memory and can be
The computer program run on the processor；When the processor performs the computer program, aforementioned any one is realized
The step of method of the net cast.
Beneficial effects of the present invention are as follows：
1st, the present invention by obtain it is different from this main broadcaster end it is another outside audio/video flow, and according to timestamp by this main broadcaster
The live streaming audio/video flow at end is synthesized with external audio/video flow, it can be achieved that being inserted into the mesh of other audio/video flow information at this main broadcaster end
, to synthesize new live streaming audio/video flow, so as to which main broadcaster's form be made to become more various interesting；But for example, table at this main broadcaster end
The sound or the image or sound of the other main broadcasters of cooperation or audio/video flow that other main broadcasters or video flowing are inserted into play frequency are played out more
More live streaming styles.
2nd, spectators watch programme televised live audio/video information and live streaming equipment record audio/video information between generally there are
The shorter time difference, using the time difference, main broadcaster may be selected to be inserted into interesting audio stream or video flowing or according to the other masters of reading
The audio stream or video flowing broadcast make the corresponding cooperation shape of the mouth as one speaks or sound, so that programme televised live is more interesting.
The additional aspect of the present invention and advantage will be set forth in part in the description, these will become from the following description
It obtains significantly or is recognized by the practice of the present invention.
Description of the drawings
Above-mentioned and/or additional aspect and advantage of the invention will become from the following description of the accompanying drawings of embodiments
Significantly and it is readily appreciated that, wherein：
Fig. 1 is the flow diagram of the method first embodiment of net cast of the present invention；
Fig. 2 is the flow diagram of the method second embodiment of net cast of the present invention；
Fig. 3 is the embodiment schematic diagram of terminal device of the present invention.
Specific embodiment
The embodiment of the present invention is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, and is only used for explaining the present invention, and is not construed as limiting the claims.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singulative " one " used herein, " one
It is a ", " described " and "the" may also comprise plural form.It is to be further understood that is used in the specification of the present invention arranges
Diction " comprising " refers to there are the feature, integer, step, operation, element and/or component, but it is not excluded that presence or addition
Other one or more features, integer, step, operation, element, component and/or their group.It should be understood that when we claim member
When part is "connected" to another element, it can be directly connected to other elements or there may also be intermediary elements.In addition,
" connection " used herein can include wireless connection.Wording "and/or" used herein includes one or more associated
List items whole or any cell and all combine.
Those skilled in the art of the present technique are appreciated that unless otherwise defined all terms used herein are (including technology art
Language and scientific terminology), there is the meaning identical with the general understanding of the those of ordinary skill in fields of the present invention.Should also
Understand, those terms such as defined in the general dictionary, it should be understood that have in the context of the prior art
The consistent meaning of meaning, and unless by specific definitions as here, the meaning of idealization or too formal otherwise will not be used
To explain.
As shown in Figure 1, the present invention proposes a kind of method first embodiment of net cast, include the following steps：
Step S10：The live streaming audio/video flow that this main broadcaster end carries timestamp is obtained, the external sound for carrying timestamp is obtained and regards
Frequency flows；
Step S20：According to the timestamp, the live streaming audio/video flow at this main broadcaster end is synthesized with external audio/video flow,
Obtain live streaming audio/video flow；Wherein, the live streaming audio/video flow at this main broadcaster end is synthesized with external audio/video flow, including：This
The audio stream at main broadcaster end synthesizes with external video flowing or the video flowing at this main broadcaster end is synthesized with external audio stream；
Step S30：The live streaming audio/video flow of the synthesis is sent to live streaming platform.
Wherein, each step is specific as follows：
Step S10：The live streaming audio/video flow that this main broadcaster end carries timestamp is obtained, the external sound for carrying timestamp is obtained and regards
Frequency flows.
In this step, the live streaming audio/video flow can be the sound of one or more live streaming equipment recordings at this main broadcaster end
The audio/video flow of the player plays at video flowing or this main broadcaster end；Video and audio in the audio/video flow can be separated stream
File also can be the stream file merged.Based on one or more of live streaming preset communications protocol of equipment, you can described in acquisition
The live streaming audio/video flow fileinfo that equipment is recorded is broadcast live.When equipment recording audio/video information is broadcast live, generally with recording time
Record, can the video and/or audio in the live streaming audio/video flow be stamped by timestamp according to the recording time, using as
The time label subsequently merged with other audio or videos.The timestamp can be it is described live streaming audio/video flow first frame when
Between stab, also can be the timestamp of each frame or for last frame in the live streaming audio/video flow in the live streaming audio/video flow
Timestamp.
The external audio/video flow for carrying timestamp can be the audio/video flow with timestamp of other main broadcasters, also may be used
Think the audio/video flow that other application plays, can also be the offline audio/video flow for being pre-stored in this main broadcaster end.
The step of audio/video flow of timestamp is carried outside the acquisition can be located at this main broadcaster of acquisition end and carry the time
Before the step of live streaming audio/video flow of stamp, i.e., before the live streaming audio/video flow for obtaining this main broadcaster end, first obtain external carry
The audio/video flow of timestamp, and the audio/video flow is pre-stored within this main broadcaster end；After this main broadcaster end, which is opened, to be broadcast live, need to make
When making the live streaming audio/video flow special efficacy merged, then pre-stored audio/video flow is inserted into the live streaming audio/video flow at this main broadcaster end
In or be inserted into the video flowing with timestamp that is decomposited from the live streaming audio/video flow at this main broadcaster end.Outside the acquisition
The step of audio/video flow for carrying timestamp, may also be at the live streaming audio/video flow of this main broadcaster of acquisition end carrying timestamp
After step, before step S20, i.e.,：After the live streaming audio/video flow for obtaining this main broadcaster end, actively or passively obtain another
The audio/video flow of timestamp and storage are carried, so that this main broadcaster end is called.The timestamp of the external audio/video flow can be described
The timestamp of the audio, video data of audio/video flow first frame also can be the time of each frame audio, video data in the audio/video flow
Stamp or the timestamp for the audio/video flow last frame audio, video data.
Step S20：According to the timestamp, the live streaming audio/video flow at this main broadcaster end is synthesized with external audio/video flow,
Obtain live streaming audio/video flow；Wherein, the live streaming audio/video flow at this main broadcaster end is synthesized with external audio/video flow, including：This
The audio stream at main broadcaster end synthesizes with external video flowing or the video flowing at this main broadcaster end is synthesized with external audio stream.
It, can be according to timestamp, by the acquisition time of the live streaming audio/video flow at described main broadcaster end and the outside during merging
The acquisition time of audio/video flow be synchronized on same time shaft.The time shaft is recorded described in an orderly manner with time order and function sequence
The acquisition time of data in the live streaming audio/video flow and external audio/video flow at this main broadcaster end, and by the audio/video flow adjust to
Preset start time is allowed to corresponding with time shaft.When synchronous, also audio/video flow data first can be broadcast live in described main broadcaster end
The timestamp of frame is aligned with the timestamp of the audio/video flow first frame of the outside or is staggered with preset time, so that described master
Broadcast the live streaming audio/video flow at end and external audio/video flow is staggered since the same time or with preset time；It also can be by institute
State the timestamp alignment of the live streaming audio/video flow and the external each frame of audio/video flow at this main broadcaster end or be staggered with preset time or
By the timestamp alignment of the live streaming audio/video flow and external audio/video flow last frame at described main broadcaster end or with preset time
It is staggered, so that the live streaming audio/video flow at this main broadcaster end and the audio/video flow of the outside terminate or are delayed to terminate simultaneously.
The audio/video flow can include video flowing and/or audio stream；When the live streaming audio/video flow at this main broadcaster end or outside
Audio/video flow be synthesis stream file when, can be decomposited from the stream file of synthesis carry timestamp video flowing and/or sound
Frequency flows, then the video flowing at this main broadcaster end and/or audio stream are combined and are merged with external video flowing and/or audio stream, with
The audio stream at this main broadcaster end with external video flowing is synthesized or the video flowing at this main broadcaster end is synthesized with external audio stream.
Step S30：The live streaming audio/video flow of the synthesis is sent to live streaming platform.
After the video flowing at this main broadcaster end is synthesized with external audio stream, the live streaming video and audio of synthesis is sent to live streaming platform
Stream, for live streaming audio/video flow of spectators' viewing with synthesis special efficacy.
Compared with existing live streaming audio/video flow, the live streaming audio/video flow synthesized in the present invention can be by the live streaming at this main broadcaster end
Audio and video picture or sound are combined with external other audio and video pictures or sound, to form new live streaming style or live streaming
Form.Such as：It is inserted into and this main broadcaster end painting style other main broadcaster's audios with distinct contrast in the live streaming audio/video flow at this main broadcaster end
Stream, to reach the entertainment effect of dislocation combination；Or, when the live streaming of this main broadcaster end is competed, the audio stream that other main broadcasters explain is inserted into,
To increase the professional and diversity explained.The live streaming audio/video flow that the present invention synthesizes can also be achieved mutual between multiple main broadcasters
It is dynamic, increase the diversity of main broadcaster's performance and recreational, to increase attraction of the programme televised live to spectators of main broadcaster, improve spectators and see
The interest of program is seen live, increases user's viscosity.
Based on the first embodiment, the present invention also proposes another embodiment：The audio stream this main broadcaster end with it is outer
Portion's video flowing synthesis or the video flowing this main broadcaster end are synthesized with external audio stream, including：
The audio stream timestamp at this main broadcaster end with external video flowing timestamp is aligned, the audio stream is regarded with described
The synthesis of frequency stream is aligned the video flowing timestamp at this main broadcaster end with external audio stream timestamp, by the video flowing and institute
State audio stream synthesis.
Video flowing in the present embodiment is synchronous with the holding of the timestamp of audio stream, there is no delay, so that spectators are
When, without this main broadcaster end processing live streaming audio/video flow.
Based on first embodiment, the present invention also proposes another embodiment：The audio stream this main broadcaster end is regarded with outside
The synthesis of frequency stream or the video flowing this main broadcaster end are synthesized with external audio stream, including：
The timestamp of the external video stream is increased into preset duration and obtains new timestamp, the audio at described main broadcaster end
Stream timestamp is aligned with the new timestamp of the external video stream, and the external video stream and the audio stream at this main broadcaster end are closed
Into；Or the timestamp of the external audio stream is increased into preset duration and obtains new timestamp, the video flowing at described main broadcaster end
Timestamp is aligned with the new timestamp of the external audio stream, and the video flowing at described main broadcaster end and the external audio stream are closed
Into.
In the present embodiment, after this live streaming end gets external video stream or external audio stream, lag it described default
Duration merges again with the live streaming audio/video flow at this main broadcaster end.In the preset duration, the main broadcaster at this main broadcaster end can see in advance
The picture of external video stream hears external audio streaming voice, to determine the live streaming of next step according to the picture or sound
Content makes corresponding warming-up exercise.Such as：The preset duration is 3 seconds, this main broadcaster end receives the sound of external another live streaming
After frequency flows, but after the audio stream will be delayed 3 seconds, synthesized with the live streaming audio/video flow at this main broadcaster end；This main broadcaster end can in 3 seconds into
Row prepares, to make the shape of the mouth as one speaks corresponding with the audio stream, expression or limb action.The present embodiment can make the main broadcaster at this main broadcaster end
It is stronger to the control of programme televised live, it avoids being inserted into unsuitable audio or video picture in live streaming or rhythm control occurs
Error.
Based on a upper embodiment, the present invention proposes another embodiment：The audio/video flow of timestamp is carried outside the acquisition
Later, it further includes：
The external audio/video flow for carrying timestamp is played at this main broadcaster end, identifies voice pair in the audio/video flow
The word answered shows the word at this main broadcaster end.
During live streaming, the audio put outside easily interferes live streaming.The main broadcaster at this main broadcaster end is not wearing earphone
In the case of, if directly playing the audio/video flow of the outside by external speaker, live streaming may be interfered, especially existed
The audio content of another main broadcaster is heard in advance, to determine the live content of next step according to the audio content or to make corresponding
Action when, the external audio put outside is by the complete integrality for destroying programme televised live and recreational.To avoid such case, this reality
It applies example and the audio/video flow of the outside is identified as corresponding word, to be shown on the interface at this main broadcaster end, main broadcaster can be direct
See the content of audio and video, and just make corresponding preparation or reaction, without putting audio stream data outside；Moreover, the present embodiment side
The spectators that case also avoids viewing live streaming see or hear the content of external audio/video flow in advance, improve the matter of programme televised live
Amount.
According to the agreement of live streaming equipment acquisition audio, video data, the original audio data preserved can with original video data
It can be separated, also may be together in one.When external audio/video flow is the audio/video flow of another live streaming, the sound of acquisition
Video flowing may be original audio/video flow, also may be the audio stream or video for decompositing and from original audio, video data
Stream；The audio stream or live video stream that the terminal or transfer server of another main broadcaster can be stabbed to this main broadcaster end push belt having time,
Also the audio stream or live video stream without timestamp can be pushed.Different according to the source of the timestamp, the present invention also proposes
Another embodiment：The audio/video flow of timestamp is carried outside the acquisition, including：
The live streaming audio/video flow of another live streaming is received, the audio for carrying timestamp is decomposited from the live streaming audio/video flow
Stream and/or video flowing；Or
Receive the audio stream and/or video flowing for being decomposited from the live streaming audio/video flow of another live streaming and carrying timestamp.
The present embodiment includes two schemes, and in previous scheme, the live streaming audio/video flow for pushing to this main broadcaster end can be without
Timestamp, and the audio stream and/or video flowing for carrying timestamp are decomposited from the live streaming audio/video flow by this main broadcaster end；
In latter scheme, the audio stream and/or video flowing that push to this main broadcaster end have carried timestamp, without being carried out again by this main broadcaster end
Data processing；Therefore the compatible audio stream and/or video flowing with timestamp of the present embodiment and the audio/video flow without timestamp
Data increase the scope of application of the present invention.
In the first embodiment, the Audio stream content of another live streaming is quickly known for convenience of the main broadcaster at this main broadcaster end,
Present invention further propose that yet another aspect：After the audio/video flow that timestamp is carried outside the acquisition, further include：
The live streaming audio/video flow of another live streaming is played at this main broadcaster end, identifies that the live streaming sound of another live streaming regards
The corresponding word of voice during frequency flows, the word is shown at this main broadcaster end.
While playing the live streaming audio/video flow of another live streaming at this main broadcaster end, also show and identify at this main broadcaster end
The corresponding word of the live streaming audio/video flow gone out, so that main broadcaster can learn the live streaming of another live streaming of insertion by two kinds of approach
The content of audio/video flow can improve the speed that main broadcaster knows another live information, while the main broadcaster that can also improve this main broadcaster end obtains
Know the accuracy of information.
Based on first embodiment, the present invention also proposes second embodiment：The audio and video of timestamp are carried outside the acquisition
Stream, including：
It identifies the audio frequency characteristics of sound in the live streaming audio/video flow at this main broadcaster end, obtains this main broadcaster and rectify song in performance
It is bent；The live streaming audio/video flow for another live streaming for singing same song is obtained, decomposites and takes from the live streaming audio/video flow
Audio stream with timestamp.
As shown in the step S11 of Fig. 2, after the live streaming audio/video flow for obtaining this main broadcaster end carrying timestamp, if this master
The main broadcaster for broadcasting end is performing singing, then can be inserted into the song of other main broadcasters through this embodiment.The present embodiment first identifies this
The song that main broadcaster end is sung, and the live streaming audio/video flow for another live streaming for singing same song is obtained, it then will be another straight
The live streaming audio/video flow broadcast is decomposed into the audio stream with timestamp；Finally new live streaming is synthesized with the video flowing at this main broadcaster end
Audio/video flow.Main broadcaster in the present embodiment can coordinate the audio stream lip-sync, can also take with dance or the forms such as harmony into
Row live streaming performance.The present embodiment provides a kind of new playing method for singing class programme televised live, increases singing class programme televised live
It is interesting；Certainly, the present embodiment is equally applicable for other types of programme televised live, and is not limited to singing class programme televised live.
Based on second embodiment, the present invention proposes another embodiment：The audio/video flow of timestamp is carried outside the acquisition,
It further includes：
Identify the characteristic voice of the main broadcaster at this main broadcaster end；
The live streaming audio/video flow for obtaining another live streaming for singing same song, including：
The live streaming audio/video flow of another live streaming that same song is being sung in acquisition and main broadcaster's characteristic voice matches.
The present embodiment can search matching another live streaming for main broadcaster according to the song and characteristic voice that main broadcaster sings
Audio/video flow is broadcast live, and this main broadcaster end will be synthesized to from the audio stream wherein decomposited, to reach the performance effect mixed the spurious with the genuine.
The present embodiment can provide new entertainment way for the main broadcaster at this main broadcaster end, for example, guess singer, for sing, more main broadcaster's form of folk art performances etc. it is a variety of
Entertainment form.
Based on second embodiment, the present invention also proposes a kind of embodiment：The another of same song is being sung in the acquisition
The live streaming audio/video flow of live streaming, including：
The live streaming audio/video flow for several live streamings for singing same song is obtained, according to the choosing of the main broadcaster at this main broadcaster end
Instruction is selected, selects the live streaming audio/video flow of one of live streaming.
It, can be according to main broadcaster's characteristic voice, by the live streaming sound of another live streaming of this main broadcaster end Auto-matching in previous embodiment
Video flowing；In the present embodiment, this main broadcaster end first obtains multiple live streaming audio/video flows for singing same song, so that main broadcaster selects
It selects.After the live streaming audio/video flow of the one of live streaming of main broadcaster's selection, when can the live streaming audio/video flow of the live streaming be decomposed into carrying
Between the audio stream that stabs, and the audio stream is synthesized with the video flowing of carrying timestamp decomposited from this main broadcaster end, to send
To the live streaming platform, watched for spectators.The present embodiment can select the live streaming audio/video flow needed by main broadcaster, with control synthesis master
Desired live streaming audio/video flow is broadcast, so as to strengthen main broadcaster to performance effect controllability, improves the user experience of main broadcaster.
When sending the live streaming audio/video flow of the synthesis to live streaming platform, user can also stop the transmission at any time, and will
The audio stream of live streaming is switched to the audio stream at this main broadcaster end；Or continue to switch to the live streaming audio/video flow of other main broadcasters.This implementation
Example provides multiple choices for the main broadcaster at this main broadcaster end, so that main broadcaster can select what is needed in the audio stream of other multiple live streamings
Audio stream, to reach more diversified live streaming performance effect.
Based on first embodiment, when programme televised live is game explanation, commentary class program, the present invention also proposes another
Embodiment：The audio/video flow of timestamp is carried outside the acquisition, including：
Identify the characteristics of image in the live streaming audio/video flow at this main broadcaster end；Obtain another live streaming that characteristics of image matches
Audio/video flow is broadcast live, the audio stream for carrying timestamp is decomposited from the live streaming audio/video flow.
In a second embodiment, the audio frequency characteristics of sound, obtain in live streaming audio/video flow that can be by identifying this main broadcaster end
This main broadcaster rectifies the song in performance；In the present embodiment, the live streaming audio/video flow at described main broadcaster end can be this main broadcaster end
The program played in player, such as the Basketball Match of broadcasting or e-sports match.The present embodiment is by identifying in player
The program of broadcasting can be that the contest show at this main broadcaster end matches other live audio streams of same field race or identical game item
The live audio stream of another race of purpose, so as to be the possibility of the multiple main broadcaster's explanation of same field race increase or be same
Field race increases the contrast effect of similar match, and then increases the information content and attraction in being broadcast live.Certainly, the present embodiment also may be used
Applied to other types of programme televised lives such as film viewings, and it is not limited to the match class program.
Based on a upper embodiment, the audio/video flow of timestamp is carried outside the acquisition, may also include：
Identify the characteristic voice of the main broadcaster at this main broadcaster end；
The live streaming audio/video flow of another live streaming for obtaining characteristics of image and matching, including：
Obtain the live streaming audio/video flow of another live streaming that characteristics of image matches and main broadcaster's characteristic voice matches.
When in the present solution, matching the live streaming audio/video flow of another live streaming for this main broadcaster end, not only with reference to image therein
Feature to find identical live content, is matched also according to the characteristic voice of main broadcaster, so that main broadcaster's matching at this main broadcaster end
To another main broadcaster consistent with its style, so as to make the live streaming audio and video before the style of the live streaming audio/video flow of synthesis and synthesis
The style of stream is consistent, keeps the feeling of immersion of spectators, is unlikely to influence the user experience of spectators.
In the present invention, the instruction of triggering synthesis live streaming audio/video flow can be preset trigger action, preset triggering
Voice or preset click commands etc..The audio/video flow for obtaining another main broadcaster's carrying timestamp is preferably in same LAN
Other main broadcaster ends audio/video flow, to ensure the acquisition speed of the audio/video flow, avoid merging caused by network delay and lose
It loses.When audio/video flow is broadcast live in synthesis, it can also increase the visions such as environment stage property, costume and prop spy in the video flowing at this main broadcaster end
Effect, to set off or increase the atmosphere of programme televised live by contrast.
The present invention also proposes a kind of computer readable storage medium, and calculating is stored on the computer readable storage medium
The step of machine program, which realizes the method for any one of aforementioned net cast when being executed by processor.
The present invention also proposes a kind of terminal device, as shown in figure 3, including memory, processor and being stored in the storage
On device and the computer program that can run on the processor；When the processor performs the computer program, before realization
The step of stating the method for net cast described in any one.
The part-structure block diagram of terminal device of the present invention is illustrated in figure 3, for convenience of description, is illustrated only and this
The relevant part of inventive embodiments.The terminal device can be to include mobile phone, tablet computer, laptop, desktop computer
Etc. the terminal device that may be viewed by programme televised live.Illustrate the working method of terminal device of the present invention by taking desktop computer as an example below.
With reference to figure 3, desktop computer includes the components such as processor, memory, input unit, display unit.Art technology
Personnel are appreciated that the desktop computer structure shown in Fig. 3 does not form the restriction to all desktop computers, can include than figure
Show more or fewer components or the certain components of combination.Memory can be used for storage computer program and each function module,
Processor is stored in the computer program of memory by operation, so as to perform the various function application of desktop computer and data
Processing.Memory can mainly include storing program area and storage data field, wherein, storing program area can storage program area, extremely
Application program (for example watching the function of programme televised live) needed for a few function etc.；Storage data field can be stored according to desktop
Brain uses created data (such as live data etc.) etc..In addition, memory can include high-speed random access memory,
It can also include nonvolatile memory, a for example, at least disk memory, flush memory device or other volatile solid-states is deposited
Memory device.
Input unit can be used for receiving triggering command input by user and generate with the user setting of desktop computer and
The related signal input of function control.Specifically, input unit may include touch panel and other input equipments.Touch panel
Collectable user on it or neighbouring touch operation (for example user uses any suitable object or attachment such as finger, stylus
Operation on touch panel or near touch panel), and according to the corresponding attachment device of preset driven by program；Its
Its input equipment can include but is not limited to physical keyboard, function key (for example playing control button, switch key etc.), track
It is one or more in ball, mouse, operating lever etc..Display unit can be used for showing information input by user or being supplied to user's
The various menus of information and desktop computer.The forms such as liquid crystal display, Organic Light Emitting Diode can be used in display unit.Processing
Device is the control centre of desktop computer, using the various pieces of various interfaces and the entire computer of connection, by running or holding
The software program and/or module and call the data being stored in memory that row is stored in memory, perform various functions
With processing data.
If the present invention is realized in the form of software function and is independent product sale or in use, can also store
In a computer read/write memory medium.The storage medium can be read-only memory, disk or CD etc..
The above is only some embodiments of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (13)
- A kind of 1. method of net cast, which is characterized in that including：The live streaming audio/video flow that this main broadcaster end carries timestamp is obtained, obtains the external audio/video flow for carrying timestamp；According to the timestamp, the live streaming audio/video flow at this main broadcaster end with external audio/video flow is synthesized, live streaming sound is obtained and regards Frequency flows；Wherein, the live streaming audio/video flow at this main broadcaster end is synthesized with external audio/video flow, including：The audio at this main broadcaster end It flows and is synthesized with external video flowing or the video flowing at this main broadcaster end is synthesized with external audio stream；The live streaming audio/video flow of the synthesis is sent to live streaming platform.
- 2. according to the method described in claim 1, it is characterized in that, the audio stream this main broadcaster end is closed with external video stream It is synthesized with external audio stream into or the video flowing at this main broadcaster end, including：The audio stream timestamp at this main broadcaster end is aligned with external video flowing timestamp, by the audio stream and the video flowing Synthesis is aligned the video flowing timestamp at this main broadcaster end with external audio stream timestamp, by the video flowing and the sound Frequency stream synthesis.
- 3. according to the method described in claim 1, it is characterized in that, the audio stream this main broadcaster end is closed with external video stream It is synthesized with external audio stream into or the video flowing at this main broadcaster end, including：The timestamp of the external video stream is increased into preset duration and obtains new timestamp, during the audio stream at described main broadcaster end Between stab and be aligned with the new timestamp of the external video stream, the external video stream is synthesized with the audio stream at this main broadcaster end；Or The timestamp of the external audio stream is increased into preset duration and obtains new timestamp, the video flowing timestamp at described main broadcaster end It is aligned with the new timestamp of the external audio stream, the video flowing at described main broadcaster end is synthesized with the external audio stream.
- 4. according to the method described in claim 3, it is characterized in that, the acquisition outside carry timestamp audio/video flow it Afterwards, it further includes：The external audio/video flow for carrying timestamp is played at this main broadcaster end, identifies that voice is corresponding in the audio/video flow Word shows the word at this main broadcaster end.
- 5. according to the method described in claim 1, it is characterized in that, acquisition outside carries the audio/video flow of timestamp, packet It includes：The live streaming audio/video flow of another live streaming is received, the audio stream for carrying timestamp is decomposited from the live streaming audio/video flow And/or video flowing；OrReceive the audio stream and/or video flowing for being decomposited from the live streaming audio/video flow of another live streaming and carrying timestamp.
- 6. according to the method described in claim 5, it is characterized in that, the acquisition outside carry timestamp audio/video flow it Afterwards, it further includes：The live streaming audio/video flow of another live streaming is played at this main broadcaster end, identifies the live streaming audio/video flow of another live streaming The corresponding word of middle voice, the word is shown at this main broadcaster end.
- 7. according to the method described in claim 1, it is characterized in that, acquisition outside carries the audio/video flow of timestamp, packet It includes：It identifies the audio frequency characteristics of sound in the live streaming audio/video flow at this main broadcaster end, obtains this main broadcaster and rectify song in performance；It obtains The live streaming audio/video flow for another live streaming for singing same song is taken, is decomposited from the live streaming audio/video flow and carries the time The audio stream of stamp.
- 8. the method according to the description of claim 7 is characterized in that the audio/video flow of timestamp is carried outside the acquisition, also Including：Identify the characteristic voice of the main broadcaster at this main broadcaster end；The live streaming audio/video flow for obtaining another live streaming for singing same song, including：The live streaming audio/video flow of another live streaming that same song is being sung in acquisition and main broadcaster's characteristic voice matches.
- 9. the method according to the description of claim 7 is characterized in that another live streaming of same song is being sung in the acquisition Audio/video flow is broadcast live, including：The live streaming audio/video flow for several live streamings for singing same song is obtained, is referred to according to the selection of the main broadcaster at this main broadcaster end It enables, selects the live streaming audio/video flow of one of live streaming.
- 10. according to the method described in claim 1, it is characterized in that, acquisition outside carries the audio/video flow of timestamp, packet It includes：Identify the characteristics of image in the live streaming audio/video flow at this main broadcaster end；Obtain the live streaming of another live streaming that characteristics of image matches Audio/video flow decomposites the audio stream for carrying timestamp from the live streaming audio/video flow.
- 11. according to the method described in claim 10, it is characterized in that, the acquisition outside carry timestamp audio/video flow, It further includes：Identify the characteristic voice of the main broadcaster at this main broadcaster end；The live streaming audio/video flow of another live streaming for obtaining characteristics of image and matching, including：Obtain the live streaming audio/video flow of another live streaming that characteristics of image matches and main broadcaster's characteristic voice matches.
- 12. a kind of computer readable storage medium, which is characterized in that be stored with computer on the computer readable storage medium Program, when which is executed by processor the step of any one of realization claim 1 to 11 method of the net cast.
- 13. a kind of terminal device, including memory, processor and it is stored on the memory and can transports on the processor Capable computer program；It is characterized in that, when the processor performs the computer program, claim 1 to 11 times is realized The step of method of one net cast of meaning.
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| CN113259762A (en) * | 2021-04-07 | 2021-08-13 | 广州虎牙科技有限公司 | Audio processing method and device, electronic equipment and computer readable storage medium |
| CN113395531A (en) * | 2021-05-14 | 2021-09-14 | 广州虎牙科技有限公司 | Play switching method and device, electronic equipment and computer readable storage medium |
| CN113395531B (en) * | 2021-05-14 | 2023-08-11 | 广州虎牙科技有限公司 | Play switching method and device, electronic equipment and computer readable storage medium |
| CN113905177A (en) * | 2021-09-29 | 2022-01-07 | 北京字跳网络技术有限公司 | Video generation method, device, equipment and storage medium |
| CN113905177B (en) * | 2021-09-29 | 2024-02-02 | 北京字跳网络技术有限公司 | Video generation method, device, equipment and storage medium |
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