CN103151058A - Method and system of displaying video simultaneously - Google Patents
Method and system of displaying video simultaneously Download PDFInfo
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- CN103151058A CN103151058A CN2013100354980A CN201310035498A CN103151058A CN 103151058 A CN103151058 A CN 103151058A CN 2013100354980 A CN2013100354980 A CN 2013100354980A CN 201310035498 A CN201310035498 A CN 201310035498A CN 103151058 A CN103151058 A CN 103151058A
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Abstract
The invention discloses a method of displaying video simultaneously. The method comprises the steps that a synchronization master and at least one synchronization slave lead a displaying package, wherein the displaying package is packaged with a video file list, at least one video file and a mark identity (ID) corresponding to the video file, the synchronization master displays the video file according to the video file list, sends the mark ID corresponding to the displayed video file to at least one synchronization slave, and sends displayed video frame information to the synchronization slave in real time, and the synchronization slave receives the mark ID sent by the synchronization master in real time and searches the video file in the displaying package according to the mark ID, if the corresponding video file is searched, the video file is displayed according to the video frame information, and if the corresponding video file is not searched, the present video file is displayed continuously. The method enables the videos of the synchronization master and the synchronization slave to be displayed simultaneously, is accurate to the video frame, and achieves shocking effect of the video.
Description
Technical field
The present invention relates to areas of information technology, relate in particular to the method and system that a kind of audio video synchronization is play.
Background technology
Development along with infotech, people improve constantly the requirement of multimedia advertisement system, especially under the multiple occasions such as market, sales promotion meeting, exhibition, brand brand shop, in order to build the shock effect in audiovisual, many video ads broadcast functions that people often require to play realize the audio video synchronization broadcast.
realize on the market at present that the synchronous method of playing of Multimedia Advertisement Machine mainly is divided into the hardware realization and software is realized two kinds, hardware realizes it being a kind of advertisement machine playing box output signal to be carried out hardware shunt to a plurality of demonstration screen displays, it is the signal that a plurality of displays show a playing box output simultaneously, thereby reach synchronous effect, software realizes that the method that adopts on the market at present is that many advertisement machine are connected to same server by network, initiate synchro control by server end, each advertisement machine time play instruction given according to server end realized synchronous broadcast, for example: server descends the ad content of hair band time tag together to many advertisement machine, thereby realize synchronous the broadcast in the corresponding time.
synchronous broadcast Hardware Implementation is comparatively simple, but dirigibility is not so good, require the parameters such as display resolution of each display consistent from the display of same advertisement machine playing box output, cause easily that also undesired signal causes display screen display effect influenced, instruction lock in time that server commonly used is initiated, begin reproduction time together according to time tag, when playing the video file of long period, can't accomplish true synchronization, could be synchronously when only having the beginning played file, speed due to each video machines after a time can't be the same, be subjected to demoder as video playout speed, the impacts such as disk reading speed, be difficult to accomplish that playing process speed is the same, so just cannot be synchronous.
Summary of the invention
For the deficiencies in the prior art, the invention provides a kind of simple to operately, can realize many synchronous playing video files of advertisement machine in LAN (Local Area Network), its synchronous effect is good, builds visual shock effect by this mode.
To solve the problems of the technologies described above in order solving, to the invention provides a kind of method that audio video synchronization is play, comprise the steps:
S100: master synchronization and at least one synchronous slave import plays bag, and wherein said broadcast is sealed and video file list, at least one video file and described video file are housed are indicated one to one ID;
S200: described master synchronization is according to described video file list playing video file, and the sign ID corresponding with the video file of this broadcast sent at least one synchronous slave, the frame of video information of current broadcast is sent to described at least one synchronous slave in real time;
S300: described synchronous slave receives sign ID and the frame of video information that master synchronization sends in real time, and ID searches video file in playing bag according to sign, if find corresponding video file, plays described video file according to described frame of video information; If do not find corresponding video file, continue to play the current video file.
Wherein, the specific implementation step of " ID searches corresponding video file according to sign, if find corresponding video file, plays described video file according to described frame of video information " comprising:
S301: differentiate the sign ID that synchronous slave receives whether identical with the sign ID of the video file of current broadcast, when the sign ID of the sign ID that determines to receive and current playing video file is identical, synchronous slave calculates the play time of current video file according to the frame of video information that receives, and begins playing video file from this play time; When the sign ID of the sign ID that determines to receive and current playing video file not simultaneously, synchronous slave is searched corresponding video file according to sign ID in playing bag, calculate the play time of current video file according to the frame of video information that receives, and begin playing video file from this play time.
Wherein, the specific implementation step that " the sign ID corresponding with the video file of this broadcast is sent at least one synchronous slave, the frame of video information of current broadcast is sent to described synchronous slave in real time " comprises:
After master synchronization often played a video file, the sign ID that next video file that will play according to the video file list is corresponding sent to described at least one synchronous slave; After master synchronization often plays some frame of video, the frame of video information of current broadcast is sent to described at least one synchronous slave.
Wherein, the specific implementation step of master synchronization and at least one synchronous slave importing broadcast bag comprises:
Master synchronization and at least one synchronous slave receive the broadcast bag of a server broadcast 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 comprises: master synchronization and at least one synchronous slave, and described master synchronization comprises:
First plays bag imports the unit, is used for importing and plays bag, and wherein, described broadcast is sealed and at least one video file, video file list is housed and indicates one to one ID with described video file;
The first video file broadcast unit is used for according to described video file list playing video file;
Sign ID lock unit is used for the sign ID corresponding with the video file of this broadcast sent at least one synchronous slave; And
The frame of video information synchronizing unit is used for the frame of video information of current broadcast is sent at least one synchronous slave in real time;
Described synchronous slave comprises:
Second plays bag imports the unit, is used for importing described broadcast bag;
The second video file broadcast unit, be used for receiving in real time sign ID and the frame of video information that master synchronization sends, ID searches video file according to sign, and be used for playing described video file according to described frame of video information when finding corresponding video file, and be used for not find corresponding video file continuation broadcast current video file.
Wherein, described the second video file broadcast unit comprises:
Sign ID comparing module is used for differentiating the sign ID that synchronous slave receives whether identical with the sign ID of the video file of current broadcast;
Synchronization module, be used for when the described ID of sign comparing module determines that the sign ID of the sign ID that receives and current playing video file is identical, recomputate the play time of current video file according to the frame of video information that receives, and begin playing video file from this play time;
The sign ID that described synchronization module also is used for determining the sign ID that receives and current playing video file when described sign ID comparing module is not simultaneously, ID searches corresponding video file in playing bag according to sign, calculate the play time of current video file according to the frame of video information that receives, and begin playing video file from this play time.
Wherein, described sign ID lock unit is used for after the first video file broadcast unit often plays a video file, and the sign ID that next video file that will play according to the video file list is corresponding sends to described at least one synchronous slave; Described frame of video information synchronizing unit is used for after the first video file broadcast unit often plays some frame of video, and the frame of video information of current broadcast is sent to described at least one synchronous slave.
Wherein, also comprise server or movable storage device, described first plays bag imports unit and second and plays bag and import the unit and be used for receiving the broadcast bag of described server broadcast or read from described movable storage device and play bag.
The invention has the beneficial effects as follows: adopt described audio video synchronization player method, realize the audio video synchronization broadcast of the master synchronization in LAN (Local Area Network), synchronous slave, the method not only can be synchronized to corresponding video file, the respective frame of video file the inside can also be synchronized to, thereby real audio video synchronization broadcast can be visually realized.The player of master synchronization is play according to described video file list, and in LAN (Local Area Network) to the frame of video information of synchronous slave by LAN broadcast sign ID and the current frame that is played to.If synchronous slave receives sign ID, if find available video file in it plays bag, according to described frame of video information, synchronously play, play otherwise carry out local video, realize that in this way all the synchronous slaves in LAN (Local Area Network) are synchronizeed with master synchronization.
Description of drawings
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, being realized purpose and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail.
See also Fig. 1, the method that a kind of audio video synchronization that present embodiment provides is play comprises the steps:
S100: master synchronization and at least one synchronous slave import plays bag, and wherein said broadcast is sealed and video file list, at least one video file and described video file are housed are indicated one to one ID; Master synchronization and at least one synchronous slave import in the process of playing bag, and the server that the slave of can employing synchronizeing with at least one with master synchronization is connected directly issues the mode of wrapping of playing.Can also read from movable storage device and play bag, concrete, can adopt the USB memory device to import and play bag.
S200: described master synchronization is according to described video file list playing video file, and the sign ID corresponding with the video file of this broadcast sent at least one synchronous slave, the frame of video information of current broadcast is sent to described at least one synchronous slave in real time, in this process, for the displaying video that guarantees described master synchronization and synchronous slave can reach real-time synchronization, several frames of the every broadcast of master synchronization just broadcasting once indicate ID and frame of video information, thereby what make master synchronization and synchronous slave synchronously can be accurate on frame of video, reach better synchronous effect, concrete, its method that adopts is as follows, after master synchronization often plays a video file, the sign ID that next video file that will play according to the video file list is corresponding sends to described at least one synchronous slave, after master synchronization often plays some frame of video, the frame of video information of current broadcast is sent to described at least one synchronous slave.
S300: described synchronous slave receives sign ID and the frame of video information that master synchronization sends in real time, and ID searches corresponding video file in playing bag according to sign, if find corresponding video file, plays described video file according to described frame of video information; If do not find corresponding video file, continue to play the current video file.Synchronous slave compares the sign ID of this sign ID and the current video file of playing when receiving described sign ID mutually, and concrete, synchronously the method for slave playing video file is:
S301: differentiate the sign ID that synchronous slave receives whether identical with the sign ID of the video file of current broadcast,
When the sign ID of the sign ID that determines to receive and current playing video file was identical, synchronous slave recomputated the play time of current video file according to the frame of video information that receives, and begins playing video file from this play time;
When the sign ID of the sign ID that determines to receive and current playing video file not simultaneously, synchronous slave is searched corresponding video file according to sign ID in playing bag, calculate the play time of current video file according to the frame of video information that receives, and begin playing video file from this play time.
In this process, be configured to the video player of synchronous slave mode, received the sign ID of master synchronization broadcasting according to synchronous port, find the interior broadcast bag of synchronous slave with described sign ID, if find the video file of corresponding sign ID in described broadcast bag, switch to corresponding video file, and begin displaying video according to the frame of video Information locating to corresponding frame of video, so just realized the broadcast of synchronizeing with master synchronization.If the synchronizing information of not receiving or received synchronizing information but can not find synchronization video file corresponding to synchronous mark ID is only play local video file.
The system that the present invention also provides a kind of audio video synchronization to play comprises: master synchronization and at least one synchronous slave.
Described master synchronization comprises: first plays bag imports unit, the first video file broadcast unit, sign ID lock unit and frame of video information synchronizing unit, described the first broadcast bag imports the unit and is used for importing the broadcast bag, wherein, described broadcast is sealed and at least one video file, video file list is housed and indicates one to one ID with described video file; The first video file broadcast unit is used for according to described video file list playing video file; Sign ID lock unit is used for the sign ID corresponding with the video file of this broadcast sent at least one synchronous slave; Described frame of video information synchronizing unit is used for the frame of video information of current broadcast is sent at least one synchronous slave in real time.
in said process, first of master synchronization play bag import the unit from server or movable storage device obtain play bag after, should play bag and pass to described the first video file broadcast unit, described the first video file broadcast unit is according to the video file list playing video file of playing in bag, and in the process of playing video file, the sign ID that described video file is corresponding sends at least one synchronous slave by described sign ID lock unit, after the first video file broadcast unit often plays a video file, the sign ID that next video file that will play according to the video file list is corresponding sends to described at least one synchronous slave.In playing the process of each video file, by described frame of video information synchronizing unit, the frame of video information of current broadcast is sent at least one synchronous slave in real time simultaneously.Concrete, after the first video file broadcast unit often plays some frame of video, the frame of video information of current broadcast is sent to described at least one synchronous slave.
described synchronous slave comprises that the second broadcast bag imports the unit, the second video file broadcast unit, the second broadcast bag imports the unit and obtain the broadcast bag in server or movable storage device, and should play bag and passed to described the second video file broadcast unit, this the second video file broadcast unit receives sign ID and the frame of video information of the sign ID lock unit transmission of master synchronization in real time, ID searches corresponding video file according to sign, make when finding corresponding video file, play described video file according to the frame of video information of the frame of video information synchronizing unit of master synchronization, and be used for when not finding corresponding video file, continue to play current video file.in the process of playing video file, whether the sign ID that the synchronous slave of sign ID comparing module differentiation of described the second video file broadcast unit receives is identical with the sign ID of the video file of current broadcast, when described sign ID comparing module determines that the sign ID of the sign ID that receives and current playing video file is identical, described synchronization module recomputates the play time of current video file according to the frame of video information that receives, and begin playing video file from this play time, the sign ID that receives when described sign ID comparing module and the sign ID of current playing video file are not simultaneously, ID searches corresponding video file in playing bag according to sign, and calculate the play time of current video file according to the frame of video information that receives, begin playing video file from this play time.
The above is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or equivalent flow process conversion that utilizes instructions of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present invention.
Claims (8)
1. the method that audio video synchronization is play, is characterized in that, comprises the steps:
Master synchronization and at least one synchronous slave import plays bag, and wherein, described broadcast is sealed and video file list, at least one video file and described video file are housed are indicated one to one ID;
Described master synchronization is according to described video file list playing video file, and the sign ID corresponding with the video file of this broadcast sent at least one synchronous slave, and the frame of video information of current broadcast is sent to described at least one synchronous slave in real time;
Described synchronous slave receives sign ID and the frame of video information that master synchronization sends in real time, and ID searches corresponding video file according to sign, if find corresponding video file, plays described video file according to described frame of video information; If do not find corresponding video file, continue to play the current video file.
2. the method play of audio video synchronization according to claim 1, it is characterized in that: the specific implementation step of described " ID searches corresponding video file according to sign; if find corresponding video file, plays described video file according to described frame of video information " comprising:
Differentiate the sign ID that synchronous slave receives whether identical with the sign ID of the video file of current broadcast,
When the sign ID of the sign ID that determines to receive and current playing video file was identical, synchronous slave calculated the play time of current video file according to the frame of video information that receives, and begins playing video file from this play time;
When the sign ID of the sign ID that determines to receive and current playing video file not simultaneously, synchronous slave is searched corresponding video file according to sign ID in playing bag, calculate the play time of current video file according to the frame of video information that receives, and begin playing video file from this play time.
3. the method play of audio video synchronization according to claim 1, it is characterized in that: the specific implementation step of described " the sign ID corresponding with the video file of this broadcast sent at least one synchronous slave, the frame of video information of current broadcast is sent to described synchronous slave in real time " comprising:
After master synchronization often played a video file, the sign ID that next video file that will play according to the video file list is corresponding sent to described at least one synchronous slave;
After master synchronization often plays some frame of video, the frame of video information of current broadcast is sent to described at least one synchronous slave.
4. the method play of audio video synchronization according to claim 1, it is characterized in that: master synchronization and at least one synchronous slave import the specific implementation step of playing bag and comprise:
Master synchronization and at least one synchronous slave receive the broadcast bag of a server broadcast or read from movable storage device and play bag.
5. the system that audio video synchronization is play, is characterized in that, comprising: master synchronization and at least one synchronous slave, and described master synchronization comprises:
First plays bag imports the unit, is used for importing and plays bag, and wherein, described broadcast is sealed and at least one video file, video file list is housed and indicates one to one ID with described video file;
The first video file broadcast unit is used for according to described video file list playing video file;
Sign ID lock unit is used for the sign ID corresponding with the video file of this broadcast sent at least one synchronous slave; And
The frame of video information synchronizing unit is used for the frame of video information of current broadcast is sent at least one synchronous slave in real time;
Described synchronous slave comprises:
Second plays bag imports the unit, is used for importing described broadcast bag;
The second video file broadcast unit, be used for receiving in real time sign ID and the frame of video information that master synchronization sends, ID searches video file according to sign, and be used for playing described video file according to described frame of video information when finding corresponding video file, and be used for not find corresponding video file continuation broadcast current video file.
6. the audio video synchronization according to claim 5 system that plays, it is characterized in that: described the second video file broadcast unit comprises:
Sign ID comparing module is used for differentiating the sign ID that synchronous slave receives whether identical with the sign ID of the video file of current broadcast,
Synchronization module, be used for when the described ID of sign comparing module determines that the sign ID of the sign ID that receives and current playing video file is identical, recomputate the play time of current video file according to the frame of video information that receives, and begin playing video file from this play time;
The sign ID that described synchronization module also is used for determining the sign ID that receives and current playing video file when described sign ID comparing module is not simultaneously, ID searches corresponding video file in playing bag according to sign, calculate the play time of current video file according to the frame of video information that receives, and begin playing video file from this play time.
7. audio/video player system according to claim 5 is characterized in that:
Described sign ID lock unit is used for after the first video file broadcast unit often plays a video file, and the sign ID that next video file that will play according to the video file list is corresponding sends to described at least one synchronous slave;
Described frame of video information synchronizing unit is used for after the first video file broadcast unit often plays some frame of video, and the frame of video information of current broadcast is sent to described at least one synchronous slave.
8. audio/video player system according to claim 5, it is characterized in that: also comprise server or movable storage device, described first plays bag imports unit and second and plays bag and import the unit and be used for receiving the broadcast bag of described server broadcast or read from described movable storage device and play bag.
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| CN105578248A (en) * | 2015-12-30 | 2016-05-11 | Tcl新技术（惠州）有限公司 | Fancy splicing playing method, device and system |
| 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 |
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| CN109618209A (en) * | 2018-12-25 | 2019-04-12 | 深圳创维－Rgb电子有限公司 | Audio video synchronization playback method, equipment and computer readable storage medium |
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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 |
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| 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 |
| CN111277883A (en) * | 2020-02-13 | 2020-06-12 | 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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Address after: Copper Road Software Park G District, Gulou District of Fuzhou city in Fujian province 350000 Building No. 16 Patentee after: Hengonda Technology Co., Ltd. Address before: Copper Road Software Avenue Gulou District of Fuzhou city in Fujian province 350003 No. 89 Software Industrial Park B District 7 Patentee before: Fujian Sanyuanda Software Co., Ltd. |