CN105898498A - Video synchronization method and system - Google Patents
Video synchronization method and system Download PDFInfo
- Publication number
- CN105898498A CN105898498A CN201510931856.5A CN201510931856A CN105898498A CN 105898498 A CN105898498 A CN 105898498A CN 201510931856 A CN201510931856 A CN 201510931856A CN 105898498 A CN105898498 A CN 105898498A
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- China
- Prior art keywords
- terminal
- video
- play
- audio
- frequency information
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
- H04N21/4307—Synchronising the rendering of multiple content streams or additional data on devices, e.g. synchronisation of audio on a mobile phone with the video output on the TV screen
-
- 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
- H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
- H04N21/4342—Demultiplexing isochronously with video sync, e.g. according to bit-parallel or bit-serial interface formats, as SDI
-
- 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
- H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
- H04N21/47217—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for controlling playback functions for recorded or on-demand content, e.g. using progress bars, mode or play-point indicators or bookmarks
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Human Computer Interaction (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention relates to a video synchronization method and system, and relates to the field of communication systems. The method comprises that a second terminal obtains a source of a video played by a first terminal; the second terminal obtains the video from the source; and according to audio information when the first terminal plays the video, the second terminal plays the video synchronously. According to the technical schemes, the playing progress of video content is marked by utilizing the audio information of the played video, and the different terminals can play the video in the same progress.
Description
Technical field
The present invention relates to field of wireless communications, in particular it relates to a kind of video synchronization method and system.
Background technology
Along with the development of terminal technology, increasing terminal unit is provided with video playback capability.With
When identical video is play at family over multiple terminals, it is desirable to the audio video synchronization in multiple terminals is play.Depending on
Frequently synchronous playing system is that the audio video synchronization for places such as ad display screen, museum or Demonstration Halls is play
System, the video content that its energy automatic synchronization multiple computers is play, and complete multi-screen splicing, combination
The special video effect of display.
Existing broadcasting synchronizes to be realized by the video that starts broadcasting simultaneously, does not has synchronizing signal to regarding in playing process
Frequency synchronizes to be controlled, and modern operating system is all non-real time operating system, and the multiple tasks in system are
It is alternately performed in the way of timeslice, even if therefore hardware configuration is identical, along with the carrying out play,
Still there will be error between each computer, and error can gradually accumulate and become obvious.
For the problems referred to above, prior art there is no good solution.
Summary of the invention
It is an object of the invention to provide a kind of method and system, the method and system can be on different terminals
The synchronization realizing screen is play.
To achieve these goals, the present invention provides a kind of video synchronization method, and the method includes: second
Terminal obtains the source of the video that first terminal is play；Described second terminal regards from described in the acquisition of described source
Frequently；And described second terminal plays audio-frequency information during described video described according to described first terminal
Synchronize in second terminal to play described video.
Further, described second terminal obtains the step bag in source of the video that this first terminal is play
Include: described second terminal extracts audio-frequency information during the described first terminal described video of broadcasting；And it is described
Second terminal searches for described video to obtain described the according to the audio-frequency information extracted in video library
The source of the video that one terminal is play.
Further, described second terminal obtains video from other sources, and other sources described are with described first eventually
The source of the video that end is play differs.
Further, described second terminal plays audio-frequency information during described video according to described first terminal
Described second terminal synchronizes play described video and includes that described second terminal is according to described audio-frequency information
Position the playing progress rate of described video, and to play, with described first terminal, the progress that described video is identical
Play described video.
Further, the playing progress rate that the second terminal positions described video according to described audio-frequency information includes:
Described second terminal determines described audio-frequency information position on the time shaft of described video, to pass through
Described time shaft positions the playing progress rate of described video.
Another aspect of the present invention additionally provides a kind of video synchronizing system, and this system includes communicating
First terminal, the second terminal, wherein said first terminal is configured to play video；Described second terminal
It is configured to: obtain the source of the video that this first terminal is play；Described video is obtained from described source；With
And audio-frequency information when playing described video according to described first terminal synchronizes to broadcast in described second terminal
Put described video.
Further, described system also includes and described first terminal and the video of described second terminal communication
Storehouse, wherein said second terminal is further configured to: extract sound during the described first terminal described video of broadcasting
Frequently information；And in described video library, search for described video to obtain according to the audio-frequency information extracted
The source of the video that described first terminal is play.
Further, described second terminal obtains video from other sources, and other sources described are with described first eventually
The source of the video that end is play differs.
Further, described second terminal is further configured to position described video according to described audio-frequency information
Playing progress rate, and the progress broadcasting described video identical to play described video with described first terminal.
Further, described second terminal be further configured to determine described audio-frequency information described video time
Position on countershaft, to position the playing progress rate of described video by described time shaft.
By technique scheme, utilize and playing the audio-frequency information of the video playing progress rate to video content
It is identified such that it is able to make different terminals play video with identical progress.
Other features and advantages of the present invention will be described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and constitutes the part of description, with
Detailed description below is used for explaining the present invention together, but is not intended that limitation of the present invention.?
In accompanying drawing:
Fig. 1 is the video synchronization method flow chart that embodiment of the present invention provides；And
Fig. 2 is the video synchronizing system structural representation that embodiment of the present invention provides.
Detailed description of the invention
Below in conjunction with accompanying drawing, the detailed description of the invention of the present invention is described in detail.It should be appreciated that
Detailed description of the invention described herein is merely to illustrate and explains the present invention, is not limited to this
Bright.
Fig. 1 is the video synchronization method flow chart that embodiment of the present invention provides.As it is shown in figure 1, this
A kind of video synchronization method of bright offer, the method may include that S101, and the second terminal obtains this first end
The source of the video that end is play；S102, described second terminal obtains described video from described source；And
S103, described second terminal plays audio-frequency information during described video described the according to described first terminal
Synchronize in two terminals to play described video.Wherein, source refers to the source of video, such as, video link.
In embodiments, after the second terminal gets the video link that first terminal plays video, Ke Yitong
Cross network and obtain this video from this video link.Then, sound fitting technique is utilized, according to audio-frequency information
Realize broadcasting video Tong Bu with first terminal in the second terminal.
By technique scheme, utilize and playing the audio-frequency information of the video playing progress rate to video content
It is identified such that it is able to make different terminals play video with identical progress.
In embodiments, step S102 the second terminal obtains the source of the video that this first terminal is play
Can be realized by following steps further: first, the second terminal can such as be received also by mike
Extract sound during the described first terminal described video of broadcasting, thus obtain audio-frequency information；Then, second
Terminal can search for described video to obtain described the according to the audio-frequency information extracted in video library
The source of the video that one terminal is play.In embodiments, audio-frequency information can be audio volume control, passes through
Carry out comparison of wave shape with the audio frequency in video library and search for the video comprising audio volume control.
It should be noted that the video of the video of above-mentioned first terminal broadcasting and the second terminal plays can have
There is different sources, it is possible to have identical source.In the case of using identical source, the most real
Executing in mode, first terminal and the second terminal can use same content providers.In embodiments,
User can use its user name to log on first terminal and the second terminal, and this user name can be
In the user name of content providers registration, thus realize the binding of terminal and content providers.Embodiment party
In formula, if first terminal and the second terminal are in different network environments, the second terminal can be by searching
Rope video library obtains the source being suitable for its network environment, in order to obtain video.
In embodiments, the second terminal plays audio-frequency information during described video according to described first terminal
Synchronizing to play described video in described second terminal to include, described second terminal is according to described audio-frequency information
Position the playing progress rate of described video, and to play, with described first terminal, the progress that described video is identical
Play described video.In embodiments, the second terminal may determine that audio-frequency information described video time
Position on countershaft, to position the playing progress rate of described video by described time shaft.Pass through audio-frequency information
The location playing out progress needs the second terminal to be able to record that audio content, in embodiments, permissible
The section audio content play by first terminal described in mike record.The length of audio content can be
Scheduled time length, in order to audio identification.
Fig. 2 is the video synchronizing system structural representation that embodiment of the present invention provides.As in figure 2 it is shown,
The present invention additionally provides a kind of video synchronizing system, and this system can include the first terminal communicated
201, the second terminal 202, wherein said first terminal 201 is configured to play video；Described second eventually
End 202 is configured to: obtain the source of the video that this first terminal 201 is play；Institute is obtained from described source
State video；And play audio-frequency information during described video described second according to described first terminal 202
Synchronize in terminal 202 to play described video.
In embodiments, described system can also include with described first terminal 201 and described second eventually
The video libraries 203 of end 202 communication, wherein said second terminal 202 is further configured to: extract described the
One terminal 201 plays audio-frequency information during described video；And according to the audio-frequency information extracted in institute
State the source searching for described video in video library 203 to obtain the video that described first terminal 201 is play.
In embodiments, the video that described second terminal 202 obtains is play with described first terminal 201
Video there is identical source.In such embodiment, first terminal 201 and the second terminal 202
Can use same content providers, user can use same user name respectively first terminal 201 He
Its account in this content providers is logged in second terminal 202.
In embodiments, the video that described second terminal 202 obtains is play with described first terminal 201
Video can also have the source differed.In such embodiment, first terminal 201 and second
Terminal 202 obtains video from different content providers.
In embodiments, in order to realize synchronizing to play, the second terminal 202 can be believed according to described audio frequency
Breath location first terminal 201 plays the progress of video, and to play described with described first terminal 201
The progress that video is identical plays described video.In embodiments, below the second terminal 202 can use
Two ways realizes progress and synchronizes: one is that the second terminal 202 Real-time Collection first terminal 201 plays video
Time audio content (or audio volume control), then its from source obtain video navigate in this audio frequency
Hold, then synchronize to play this video.Second terminal may determine that the audio-frequency information time shaft at described video
On position, with the playing progress rate by time shaft positioning video；Another way is the second terminal 202
After collecting audio content when first terminal 201 plays video, position from the video that source obtains at it
Video is commenced play out after this audio content, and a scheduled time length after this audio content.
Wherein this scheduled time a length of second terminal 202 from obtain audio content start to commence play out video it
Between the process time.In above two mode, the first kind of way processing speed to the second terminal 202
By higher requirement.Generally, the first terminal 201 in embodiment of the present invention and the second terminal
202 can be the such as such terminal of TV, home computer, panel computer and mobile phone.The example above
The processor of terminal enough disposal abilities and speed can be provided.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing, but, the present invention does not limit
Detail in above-mentioned embodiment, in the technology concept of the present invention, can be to the present invention
Technical scheme carry out multiple simple variant, these simple variant belong to protection scope of the present invention.
It is further to note that each the concrete technology described in above-mentioned detailed description of the invention is special
Levy, in the case of reconcilable, can be combined by any suitable means.In order to avoid need not
The repetition wanted, various possible compound modes are illustrated by the present invention the most separately.
Additionally, combination in any can also be carried out between the various different embodiment of the present invention, as long as its
Without prejudice to the thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (10)
1. a video synchronization method, it is characterised in that the method includes:
Second terminal obtains the source of the video that first terminal is play；
Described second terminal obtains described video from described source；And
Described second terminal plays audio-frequency information during described video described the according to described first terminal
Synchronize in two terminals to play described video.
Method the most according to claim 1, it is characterised in that described second terminal obtain this
The step in the source of the video that one terminal is play includes:
Described second terminal extracts audio-frequency information during the described first terminal described video of broadcasting；And
Described second terminal searches for described video to obtain according to the audio-frequency information extracted in video library
Take the source of the video that described first terminal is play.
Method the most according to claim 1, it is characterised in that also include:
Described second terminal obtains video, other sources described and regarding that described first terminal is play from other sources
The source of frequency differs.
Method the most according to claim 1, it is characterised in that described second terminal is according to described
Audio-frequency information when first terminal plays described video synchronizes to play described video in described second terminal
Including:
Described second terminal according to described audio-frequency information position described video playing progress rate, and with and institute
State first terminal and play the progress described video of broadcasting that described video is identical.
Method the most according to claim 1, it is characterised in that described second terminal is according to described
Audio-frequency information positions the playing progress rate of described video and includes:
Described second terminal determines described audio-frequency information position on the time shaft of described video, to pass through
Described time shaft positions the playing progress rate of described video.
6. a video synchronizing system, it is characterised in that first terminal that this system includes communicating,
Second terminal, wherein
Described first terminal is configured to play video；
Described second terminal is configured to:
Obtain the source of the video that this first terminal is play；
Described video is obtained from described source；And
Audio-frequency information when playing described video according to described first terminal synchronizes in described second terminal
Play described video.
System the most according to claim 6, it is characterised in that described system also includes with described
First terminal and the video library of described second terminal communication, wherein said second terminal is further configured to:
Extract audio-frequency information during the described first terminal described video of broadcasting；And
In described video library, described video is searched for obtain described the according to the audio-frequency information extracted
The source of the video that one terminal is play.
System the most according to claim 6, it is characterised in that described second terminal is from other sources
Obtaining video, the source of the video that other sources described are play with described first terminal differs.
System the most according to claim 6, it is characterised in that described second terminal is also configured
Become the playing progress rate positioning described video according to described audio-frequency information, and to play with described first terminal
The progress that described video is identical plays described video.
System the most according to claim 6, it is characterised in that described second terminal is also configured
Become to determine described audio-frequency information position on the time shaft of described video, to be positioned by described time shaft
The playing progress rate of described video.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510931856.5A CN105898498A (en) | 2015-12-15 | 2015-12-15 | Video synchronization method and system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510931856.5A CN105898498A (en) | 2015-12-15 | 2015-12-15 | Video synchronization method and system |
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| CN105898498A true CN105898498A (en) | 2016-08-24 |
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| CN201510931856.5A Pending CN105898498A (en) | 2015-12-15 | 2015-12-15 | Video synchronization method and system |
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Cited By (7)
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| CN107277593A (en) * | 2017-05-05 | 2017-10-20 | 中广热点云科技有限公司 | With screen video broadcasting method and device |
| CN107360475A (en) * | 2017-08-18 | 2017-11-17 | 苏州科可瑞尔航空技术有限公司 | Audio video synchronization plays and control method, control terminal and playback terminal |
| CN108282678A (en) * | 2018-02-11 | 2018-07-13 | 孙新峰 | A kind of playback method of multi-medium data, apparatus and system |
| CN108933948A (en) * | 2017-05-24 | 2018-12-04 | 腾讯科技（深圳）有限公司 | A kind of video playing progress synchronous method and device |
| CN109495789A (en) * | 2017-09-13 | 2019-03-19 | 华为技术有限公司 | Media file playing method, equipment and communication system |
| CN110691281A (en) * | 2018-07-04 | 2020-01-14 | 北京字节跳动网络技术有限公司 | Video playing processing method, terminal device, server and storage medium |
| CN110719515A (en) * | 2018-07-12 | 2020-01-21 | 北京优酷科技有限公司 | Video playing method and device |
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Application publication date: 20160824 |