CN103151058B - The method and system that audio video synchronization is play - Google Patents
The method and system that audio video synchronization is play Download PDFInfo
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- CN103151058B CN103151058B CN201310035498.0A CN201310035498A CN103151058B CN 103151058 B CN103151058 B CN 103151058B CN 201310035498 A CN201310035498 A CN 201310035498A CN 103151058 B CN103151058 B CN 103151058B
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Abstract
The present invention discloses a kind of method that audio video synchronization is play, and comprising: master synchronization and at least one synchronous importing from machine play bag, and wherein said broadcasting encapsulating is equipped with video file list, at least one video file and described video file and is indicated ID one to one; The mark ID corresponding with the video file of this broadcasting according to described video file list playing video file, and is sent at least one synchronously from machine by described master synchronization, is sent to by the video frame information of current broadcasting described synchronous from machine in real time; Described synchronously from the mark ID that machine real-time reception master synchronization sends, in broadcasting bag, search video file according to mark ID, if find corresponding video file, then play described video file according to described video frame information; If do not find corresponding video file, then continue to play current video file.The present invention enables master synchronization and synchronously synchronously plays from the video of machine in LAN (Local Area Network), and is accurate in frame of video, reaches the shock effect on video.
Description
Technical field
The present invention relates to areas of information technology, particularly relate to the method and system that a kind of audio video synchronization is play.
Background technology
Along with the development of infotech, the requirement of people to multimedia advertisement system improves constantly, especially under the multiple occasions such as market, sales promotion meeting, exhibition, brand-name integration shop, in order to build the shock effect in audiovisual, people often require that the multiple stage video ads play is play function and realized audio video synchronization broadcasting.
Realize at present the method that Multimedia Advertisement Machine synchronously plays on the market and be mainly divided into hardware implementing and software simulating two kinds, hardware implementing is that a kind of output signal by advertisement machine playing box carries out hardware shunt to multiple display screen display, namely multiple display shows the signal that a playing box exports simultaneously, thus reach synchronous effect, the method that software simulating adopts at present is on the market that multiple stage advertisement machine is connected to same server by network, synchro control is initiated by server end, each advertisement machine realizes synchronous broadcasting according to the time play instruction that server end is given, such as: server descends the ad content of hair band time tag together to multiple stage advertisement machine, thus realize synchronous broadcasting in the corresponding time.
Synchronous broadcasting Hardware Implementation is comparatively simple, but dirigibility is not so good, the display exported from same advertisement machine playing box requires that the parameters such as the display resolution of each display are consistent, also undesired signal is easily caused to cause display screen display effect influenced, instruction lock in time that conventional server is initiated, reproduction time is together started according to time tag, when playing the video file of long period, true synchronization cannot be accomplished, only having could be synchronously when starting played file, because the speed of each video machines cannot be the same after a time, if video playout speed is by demoder, the impacts such as disk reading speed, be difficult to accomplish that playing process speed is the same, so just cannot be synchronized.
Summary of the invention
For the deficiencies in the prior art, the invention provides a kind of simple to operate, can realize the synchronous playing video file of multiple stage advertisement machine in LAN (Local Area Network), its synchronous effect is good, builds visual shock effect by which.
Solving the problems of the technologies described above to solve, the invention provides a kind of method that audio video synchronization is play, comprising the steps:
S100: master synchronization and at least one synchronous importing from machine play bag, and wherein said broadcasting encapsulating is equipped with video file list, at least one video file and described video file and is indicated ID one to one;
S200: described master synchronization is according to described video file list playing video file, and the mark ID corresponding with the video file of this broadcasting is sent at least one synchronous from machine, the video frame information of current broadcasting is sent in real time described at least one synchronous from machine;
S300: described synchronously from mark ID and the video frame information of the transmission of machine real-time reception master synchronization, searches video file according to mark ID, if find corresponding video file, then plays described video file according to described video frame information in broadcasting bag; If do not find corresponding video file, then continue to play current video file.
Wherein, the specific implementation step of " searching corresponding video file according to mark ID, if find corresponding video file, then playing described video file according to described video frame information " comprising:
S301: differentiate that whether the mark ID synchronously received from machine is identical with the mark ID of the video file of current broadcasting, when the mark ID determining to receive is identical with the mark ID of current playing video file, synchronously from the play time of machine according to the video frame information calculating current video file received, and from this play time playing video file; When the mark ID determining to receive is different from the mark ID of current playing video file, synchronously in broadcasting bag, search corresponding video file according to mark ID from machine, calculate the play time of current video file according to the video frame information that receives, and from this play time playing video file.
Wherein, the specific implementation step " the mark ID corresponding with the video file of this broadcasting being sent at least one synchronously from machine, sent to by the video frame information of current broadcasting described synchronous from machine in real time " comprises:
After master synchronization often plays a video file, the mark ID that next video file will play according to video file list is corresponding send to described at least one synchronous from machine; After master synchronization often plays some frame of video, the video frame information of current broadcasting is sent to described at least one synchronous from machine.
Wherein, master synchronization and at least one specific implementation step of synchronously wrapping from machine importing broadcasting comprise:
Master synchronization and at least one synchronously receive the broadcasting bag of a server broadcast from machine or read from movable storage device and play bag.
In order to solve the problems of the technologies described above, the system that the present invention also provides a kind of audio video synchronization to play, comprising: master synchronization and at least one are synchronous from machine, and described master synchronization comprises:
First plays bag imports unit, and play bag for importing, wherein, described broadcasting encapsulating is equipped with at least one video file, video file list and is indicated ID one to one with described video file;
First video file broadcast unit, for according to described video file list playing video file;
Mark ID lock unit, for sending at least one synchronously from machine by the mark ID corresponding with the video file of this broadcasting; And
Video frame information lock unit, for sending at least one in real time synchronously from machine by the video frame information of current broadcasting;
Describedly synchronously to comprise from machine:
Second plays bag imports unit, for importing described broadcasting bag;
Second video file broadcast unit, the mark ID sent for real-time reception master synchronization and video frame information, video file is searched according to mark ID, and for playing described video file when finding corresponding video file according to described video frame information, and continue to play current video file for corresponding video file ought do not found.
Wherein, described second video file broadcast unit comprises:
Whether mark ID comparing module is identical with the mark ID of the video file of current broadcasting for differentiating the mark ID synchronously received from machine;
Synchronization module, for when described mark ID comparing module determines that the mark ID of mark ID and the current playing video file received is identical, recalculate the play time of current video file according to the video frame information received, and from this play time playing video file;
Described synchronization module is also for when described mark ID comparing module determines that the mark ID of mark ID and the current playing video file received is different, in broadcasting bag, corresponding video file is searched according to mark ID, calculate the play time of current video file according to the video frame information that receives, and from this play time playing video file.
Wherein, described mark ID lock unit is used for when the first video file broadcast unit often plays a video file after, the mark ID that next video file will play according to video file list is corresponding send to described at least one synchronously from machine; Described video frame information lock unit is used for when the first video file broadcast unit often plays some frame of video after, the video frame information of current broadcasting is sent to described at least one synchronously from machine.
Wherein, also comprise server or movable storage device, described first broadcasting bag importing unit and second plays bag importing unit for receiving the broadcasting bag of described server broadcast or reading broadcasting bag from described movable storage device.
The invention has the beneficial effects as follows: the audio video synchronization player method described in employing, realize the master synchronization in LAN (Local Area Network), synchronously play from the audio video synchronization of machine, the method not only can be synchronized to corresponding video file, the respective frame inside video file can also be synchronized to, thus visually can realize real audio video synchronization broadcasting.The player of master synchronization is play according to described video file list, and to synchronous from the video frame information of machine by LAN broadcast mark ID and the current frame be played in LAN (Local Area Network).If synchronously receive mark ID from machine, if play in bag at it and find available video file, then according to described video frame information, synchronously play, otherwise carry out local video broadcasting, what realize in LAN (Local Area Network) in this way is all synchronous synchronous with master synchronization from machine.
Accompanying drawing explanation
Figure 1 shows that the process flow diagram of audio video synchronization player method of the present invention.
Embodiment
By describing technology contents of the present invention, structural attitude in detail, realized object and effect, accompanying drawing is coordinated to be explained in detail below in conjunction with embodiment.
Refer to Fig. 1, the method that a kind of audio video synchronization that present embodiment provides is play, comprise the steps:
S100: master synchronization and at least one synchronous importing from machine play bag, and wherein said broadcasting encapsulating is equipped with video file list, at least one video file and described video file and is indicated ID one to one; Master synchronization and at least one synchronously import the process playing bag from machine, and the server that from machine be connected synchronous with at least one with master synchronization can be adopted directly to issue the mode play and wrap.Can also read from movable storage device and play bag, concrete, USB storage device can be adopted to import and to play bag.
S200: described master synchronization is according to described video file list playing video file, and the mark ID corresponding with the video file of this broadcasting is sent at least one synchronous from machine, the video frame information of current broadcasting is sent in real time described at least one synchronous from machine, in this process, in order to ensure described master synchronization and synchronously can reach real-time synchronization from the broadcasting video of machine, master synchronization often plays a few frame just broadcast once mark ID and video frame information, thus make master synchronization and synchronous synchronously can be accurate to frame of video from machine, reach better synchronous effect, concrete, its method adopted is as follows, after master synchronization often plays a video file, the mark ID that next video file will play according to video file list is corresponding send to described at least one synchronous from machine, after master synchronization often plays some frame of video, the video frame information of current broadcasting is sent to described at least one synchronous from machine.
S300: described synchronously from mark ID and the video frame information of the transmission of machine real-time reception master synchronization, searches corresponding video file according to mark ID, if find corresponding video file, then plays described video file according to described video frame information in broadcasting bag; If do not find corresponding video file, then continue to play current video file.Synchronous from machine when receiving described mark ID, this mark ID is compared mutually with the mark ID of current play video file, concrete, from the method for machine playing video file be synchronously:
S301: differentiate that whether the mark ID synchronously received from machine is identical with the mark ID of the video file of current broadcasting,
When the mark ID determining to receive is identical with the mark ID of current playing video file, synchronously recalculate the play time of current video file according to the video frame information received from machine, and from this play time playing video file;
When the mark ID determining to receive is different from the mark ID of current playing video file, synchronously in broadcasting bag, search corresponding video file according to mark ID from machine, calculate the play time of current video file according to the video frame information that receives, and from this play time playing video file.
In this process, be configured to the video player of synchronous slave mode, the mark ID of master synchronization broadcast is have received according to synchronous port, then find synchronous from the broadcasting bag in machine with described mark ID, if play in bag described the video file finding corresponding mark ID, then be switched to corresponding video file, and navigate to corresponding frame of video according to video frame information and start to play video, so just achieve the synchronous broadcasting with master synchronization.If the synchronizing information of not receiving or have received synchronizing information but can not find synchronization video file corresponding to synchronous mark ID, then only play local video file.
The system that the present invention also provides a kind of audio video synchronization to play, comprising: master synchronization and at least one are synchronous from machine.
Described master synchronization comprises: first plays bag imports unit, the first video file broadcast unit, mark ID lock unit and video frame information lock unit, described first plays bag imports unit for importing broadcasting bag, wherein, described broadcasting encapsulating is equipped with at least one video file, video file list and is indicated ID one to one with described video file; First video file broadcast unit is used for according to described video file list playing video file; Mark ID lock unit is used for the mark ID corresponding with the video file of this broadcasting being sent at least one synchronously from machine; Described video frame information lock unit is used for the video frame information of current broadcasting being sent in real time at least one synchronously from machine.
In above process, first of master synchronization is play bag and is imported unit after server or movable storage device acquisition broadcasting bag, this broadcasting bag is passed to the first described video file broadcast unit, the first described video file broadcast unit is according to the video file list playing video file play in bag, and in the process of playing video file, by described mark ID lock unit, mark ID corresponding for described video file is sent at least one synchronously from machine, after the first video file broadcast unit often plays a video file, the mark ID that next video file will play according to video file list is corresponding send to described at least one synchronous from machine.In the process playing each video file, by described video frame information lock unit, the video frame information of current broadcasting is sent at least one in real time synchronously from machine simultaneously.Concrete, after the first video file broadcast unit often plays some frame of video, the video frame information of current broadcasting is sent to described at least one synchronous from machine.
Described synchronously comprise the second broadcasting bag from machine and import unit, second video file broadcast unit, second plays bag importing unit obtains broadcasting bag in server or movable storage device, and this broadcasting bag is passed to the second described video file broadcast unit, the mark ID of the mark ID lock unit transmission of this second video file broadcast unit real-time reception master synchronization and video frame information, corresponding video file is searched according to mark ID, make when finding corresponding video file, video file described in playing according to the video frame information of the video frame information lock unit of master synchronization, and for when not finding corresponding video file, then continue to play current video file.In the process of playing video file, the mark ID comparing module of described second video file broadcast unit differentiates that whether the mark ID synchronously received from machine is identical with the mark ID of the video file of current broadcasting, when described mark ID comparing module determines that the mark ID of mark ID and the current playing video file received is identical, described synchronization module recalculates the play time of current video file according to the video frame information received, and from this play time playing video file, when the mark ID that described mark ID comparing module receives is different from the mark ID of current playing video file, in broadcasting bag, corresponding video file is searched according to mark ID, and the play time of current video file is calculated according to the video frame information received, playing video file from this play time.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize instructions of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (6)
1. a method for audio video synchronization broadcasting, is characterized in that, comprise the steps:
Master synchronization and at least one synchronous importing from machine play bag, and wherein, described broadcasting encapsulating is equipped with video file list, at least one video file and described video file and is indicated ID one to one;
Described master synchronization according to described video file list playing video file, and the mark ID corresponding with the video file of this broadcasting is sent at least one synchronous from machine, the video frame information of current broadcasting is sent in real time described at least one synchronous from machine;
Described synchronously from mark ID and the video frame information of the transmission of machine real-time reception master synchronization, search corresponding video file according to mark ID, if find corresponding video file, then play described video file according to described video frame information; If do not find corresponding video file, then continue to play current video file;
Wherein, the specific implementation step of described " search corresponding video file according to mark ID, if find corresponding video file, then play described video file according to described video frame information " comprising:
Differentiate that whether the mark ID synchronously received from machine is identical with the mark ID of the video file of current broadcasting,
When the mark ID determining to receive is identical with the mark ID of current playing video file, synchronously calculate the play time of current video file according to the video frame information that receives from machine, and from this play time playing video file;
When the mark ID determining to receive is different from the mark ID of current playing video file, synchronously in broadcasting bag, search corresponding video file according to mark ID from machine, calculate the play time of current video file according to the video frame information that receives, and from this play time playing video file.
2. the method for audio video synchronization broadcasting according to claim 1, it is characterized in that: described " the mark ID corresponding with the video file of this broadcasting is sent at least one synchronous from machine, the video frame information of current broadcasting is sent in real time described at least one synchronous from machine " specific implementation step comprise:
After master synchronization often plays a video file, the mark ID that next video file will play according to video file list is corresponding send to described at least one synchronous from machine;
After master synchronization often plays some frame of video, the video frame information of current broadcasting is sent to described at least one synchronous from machine.
3. the method for audio video synchronization broadcasting according to claim 1, is characterized in that: master synchronization and at least one specific implementation step of synchronously wrapping from machine importing broadcasting comprise:
Master synchronization and at least one synchronously receive the broadcasting bag of a server broadcast from machine or read from movable storage device and play bag.
4. the system play of audio video synchronization, is characterized in that, comprising: master synchronization and at least one are synchronous from machine, and described master synchronization comprises:
First plays bag imports unit, and play bag for importing, wherein, described broadcasting encapsulating is equipped with at least one video file, video file list and is indicated ID one to one with described video file;
First video file broadcast unit, for according to described video file list playing video file;
Mark ID lock unit, for sending at least one synchronously from machine by the mark ID corresponding with the video file of this broadcasting; And
Video frame information lock unit, for sending at least one in real time synchronously from machine by the video frame information of current broadcasting;
Describedly synchronously to comprise from machine:
Second plays bag imports unit, for importing described broadcasting bag;
Second video file broadcast unit, the mark ID sent for real-time reception master synchronization and video frame information, video file is searched according to mark ID, and for playing described video file when finding corresponding video file according to described video frame information, and continue to play current video file for corresponding video file ought do not found;
Wherein, described second video file broadcast unit comprises:
Mark ID comparing module, whether identical with the mark ID of the video file of current broadcasting for differentiating the mark ID synchronously received from machine,
Synchronization module, for when described mark ID comparing module determines that the mark ID of mark ID and the current playing video file received is identical, recalculate the play time of current video file according to the video frame information received, and from this play time playing video file;
Described synchronization module is also for when described mark ID comparing module determines that the mark ID of mark ID and the current playing video file received is different, in broadcasting bag, corresponding video file is searched according to mark ID, calculate the play time of current video file according to the video frame information that receives, and from this play time playing video file.
5. the system of audio video synchronization broadcasting according to claim 4, is characterized in that:
Described mark ID lock unit is used for when the first video file broadcast unit often plays a video file after, the mark ID that next video file will play according to video file list is corresponding send to described at least one synchronously from machine;
Described video frame information lock unit is used for when the first video file broadcast unit often plays some frame of video after, the video frame information of current broadcasting is sent to described at least one synchronously from machine.
6. the system of audio video synchronization broadcasting according to claim 4, it is characterized in that: also comprise server or movable storage device, described first broadcasting bag importing unit and second plays bag importing unit for receiving the broadcasting bag of described server broadcast or reading broadcasting bag from described movable storage device.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104581354A (en) * | 2013-10-25 | 2015-04-29 | 腾讯科技（深圳）有限公司 | Video buffering method and video buffering device |
| CN104168466B (en) * | 2014-08-22 | 2016-05-25 | 广东威创视讯科技股份有限公司 | A kind of multi-screen audio video synchronization player method and device |
| CN106911950A (en) * | 2015-12-23 | 2017-06-30 | 福建星网视易信息系统有限公司 | A kind of video synchronization method and system |
| CN105578248B (en) * | 2015-12-30 | 2020-07-31 | Tcl新技术（惠州）有限公司 | Fancy splicing playing method, device and system |
| CN106851364A (en) * | 2017-02-28 | 2017-06-13 | 深圳飞人网络信息技术有限公司 | Synchronous broadcast method, system and equipment |
| CN108184158B (en) * | 2017-12-29 | 2020-11-03 | 深圳华侨城卡乐技术有限公司 | Method and system for synchronously playing videos |
| CN109218789A (en) * | 2018-11-20 | 2019-01-15 | 北京千丁互联科技有限公司 | Advertisement machine synchronous playing system and method |
| CN109618209B (en) * | 2018-12-25 | 2021-03-30 | 深圳创维－Rgb电子有限公司 | Video synchronous playing method and device and computer readable storage medium |
| CN110300319A (en) * | 2019-07-08 | 2019-10-01 | 深圳创维－Rgb电子有限公司 | Audio video synchronization playback method, system and storage medium |
| CN111277882A (en) * | 2020-01-19 | 2020-06-12 | 广州南翼信息科技有限公司 | Terminal program synchronous playing system and method |
| CN111277883B (en) * | 2020-02-13 | 2022-05-20 | 京东方科技集团股份有限公司 | Playing method, terminal and playing system |
| CN114025150A (en) * | 2021-10-29 | 2022-02-08 | 歌尔光学科技有限公司 | Video frame synchronization method and device for multi-head-mounted equipment, head-mounted equipment and medium |
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| US9253222B2 (en) * | 2007-02-22 | 2016-02-02 | Match.Com. L.L.C. | Synchronous delivery of media content in a collaborative environment |
| US20100225811A1 (en) * | 2009-03-05 | 2010-09-09 | Nokia Corporation | Synchronization of Content from Multiple Content Sources |
| CN102006319B (en) * | 2010-10-25 | 2014-02-05 | 同辉佳视(北京)信息技术有限公司 | Method and system for synchronously playing Flash on multiple terminals |
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