CN103888783A - Multimedia data transmission control method, processing device, server and play system - Google Patents
Multimedia data transmission control method, processing device, server and play system Download PDFInfo
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- CN103888783A CN103888783A CN201310217303.4A CN201310217303A CN103888783A CN 103888783 A CN103888783 A CN 103888783A CN 201310217303 A CN201310217303 A CN 201310217303A CN 103888783 A CN103888783 A CN 103888783A
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Abstract
The invention provides a multimedia data transmission control method, a processing device, a server and a play system. The method comprises the steps that multimedia data to be transmitted are converted into N ways of multimedia stream with the same content, wherein N is an integer greater than 1; N ways of multimedia stream are transmitted to a receiving end device at preset time interval, and the receiving end device integrates received N ways of multimedia stream to acquire multimedia data of the complete content; and when the multimedia data of the complete content are played, the phenomena of screen jam, black screen, mosaic and the like can be effectively avoided. According to the invention, the fluency of video play is improved; the reliability is high; and the stability is high.
Description
Technical field
The present invention relates to content of multimedia Play Control field, relate in particular to a kind of multimedia data link control method, processing unit, server and Play System.
Background technology
On subway, light rail, be generally all provided with video equipment, because train is under high-speed motion, video data cannot be sent on train by wired mode, just inevitably to adopt wireless mode that data are sent on train in this case, but the problem that wireless mode is brought is video data can lose in transport process, it is undesired that the loss of data can cause video equipment to be play, and occurs the phenomenons such as card screen, blank screen, mosaic, affects the result of broadcast of video equipment.
Summary of the invention
For addressing the above problem, the invention provides a kind of multimedia data link control method, processing unit, server and Play System, can effectively improve the fluency of Vehicular video device plays.
A kind of multimedia data link control method, comprising:
Multi-medium data to be sent is converted to the identical media stream of N road content, and wherein N is greater than 1 integer;
Send described N road media stream with Preset Time interval to receiving device, for described receiving device, the N road media stream receiving is integrated to obtain the multi-medium data of content intact.
A kind of multimedia data link control method, comprising:
Receive head end server sends N road identical content successively media stream with Preset Time interval, wherein N is greater than 1 integer;
The whether meaningful disappearance of any road media stream that judgement receives, if had, from all the other N-1 road media streams that receive obtain the corresponding contents of disappearance, the other guide of Bing Hezhe road media stream is integrated, to obtain the multi-medium data of content intact.
The present invention also provides a kind of server, comprising:
Data conversion module, is converted to the identical media stream of N road content by multi-medium data to be sent, and wherein N is greater than 1 integer;
Data transmission blocks, for sending described N road media stream with Preset Time interval to receiving device, integrates to obtain the multi-medium data of content intact to the N road media stream receiving for described receiving device.
The present invention also provides a kind of apparatus for processing multimedia data, comprising:
Data reception module, sends the media stream of N road identical content successively with Preset Time interval for receiving head end server, wherein N is greater than 1 integer;
Judge module, for judging the whether meaningful disappearance of any road media stream receiving;
Processing module, for when the meaningful disappearance of any road media stream from all the other N-1 road media streams that receive obtain the corresponding contents of disappearance, the other guide of Bing Hezhe road media stream is integrated, to obtain the multi-medium data of content intact.
The present invention also provides a kind of audio/video player system, comprising: above-mentioned server, and above-mentioned apparatus for processing multimedia data, described server is connected with described apparatus for processing multimedia data.
Multimedia data link control method provided by the invention, processing unit, server and Play System, can be by the multi-medium data that generating content is complete of integrating of multichannel media stream, avoid the video equipment that causes because of loss of data in transmitting procedure to play undesired, can effectively improve the fluency of Vehicular video device plays.
Accompanying drawing explanation
Fig. 1 is the flow chart of multimedia data link control method the first embodiment provided by the invention;
Fig. 2 is the flow chart of multimedia data link control method the second embodiment provided by the invention;
Fig. 3 is the principle schematic that in multimedia data transmission method provided by the invention, N road multi-medium data is integrated;
Fig. 4 is the structural representation of a kind of embodiment of server provided by the invention;
Fig. 5 is the structural representation of a kind of embodiment of apparatus for processing multimedia data equipment provided by the invention;
Fig. 6 is the structural representation of a kind of embodiment of multimedia play system provided by the invention.
Embodiment
Embodiments of the invention are described with reference to the accompanying drawings.The element of describing in an accompanying drawing of the present invention or a kind of execution mode and feature can combine with element and feature shown in one or more other accompanying drawings or execution mode.It should be noted that in order to know object, in accompanying drawing and explanation, omitted expression and the description of unrelated to the invention, parts known to persons of ordinary skill in the art and processing.
Multimedia data link control method embodiment:
As shown in Figure 1, the multimedia data link control method that the present embodiment provides comprises:
Step S101, is converted to the identical media stream of N road content by multi-medium data to be sent, and wherein N is greater than 1 integer;
Step S102, sends described N road media stream with Preset Time interval to receiving device, for described receiving device, the N road media stream receiving is integrated to obtain the multi-medium data of content intact.
In any road media stream, comprise multiple packets, therefore send any road media stream and comprise: multiple packets that Dui Zhe road media stream comprises identify respectively and send successively by predefined procedure by predetermined rule.
The mark of the identical packet in the media stream of N road is identical, each packet in the same size.
As the optional execution mode of one, identify and include but not limited to identify according to putting in order of digital 1-N etc. according to default rule.
The quantity N of media stream can set according to bandwidth.
The executive agent of said method is head end server.
As shown in Figure 2, the multimedia data link control method that the present embodiment provides comprises:
Step S201, reception head end server sends the media stream of N road identical content successively with Preset Time interval, and wherein N is greater than 1 integer;
Step S202, the whether meaningful disappearance of any road media stream that judgement receives, if had, from all the other N-1 road media streams that receive obtain the corresponding contents of disappearance, the other guide of Bing Hezhe road media stream is integrated, to obtain the multi-medium data of content intact.
Particularly, whether any road media stream that judgement receives has disappearance, comprising: judge according to the default rule of the package identification in any road media stream whether packet has disappearance, and the mark of definite missing data bag.
If find that the data of this road media stream are surrounded by disappearance, obtain the packet corresponding with definite mark from all the other N-1 road media streams that receive.
The executive agent of said method is receiving device.
Describe below by specific embodiment.
Head end server will wait that the multi-medium data of sending out is converted to the identical media stream of 3 tunnel content, be about to wait that the multi-medium data of sending out copies, each road multi-medium data includes multiple packets that identify according to default rule, for example, each road multi-medium data comprises 6 packets, 8 packets are identified successively according to A-F, and the size of each packet is identical; 3 road media streams are sent successively, send the default duration in interval between the multi-medium data of each road.The default duration at for example interval is 5 seconds, and the 1st road media stream is sent rear wait and after 5 seconds, sends the 2nd road media stream, waits for 5 seconds again and send the 3rd road media stream after the 2nd road media stream is sent; Under the condition allowing in bandwidth, also can transmit the more media stream of multichannel.
Receiving device receives the 1st road media stream successively, the 2nd road media stream and the 3rd tunnel multimedia number stream, as shown in Figure 3, deposit the packet in the 1st road media stream in first queue, packet in the 2nd road media stream deposits the second queue in, packet in the 3rd road media stream deposits the 3rd queue in, whether judgement afterwards wherein any road media stream there is content disappearance, for example, first judge whether the 1st road media stream exists content disappearance, since the first queue, make packet in the first queue successively in unloading to the four queues, packet is according to from A to F sequential storage, suppose packet B and packet E disappearance in the 1st road media stream, from the second queue, find packet B and packet E, after finding packet B, deposit packet B in relevant position in the 4th queue, if lack packet E in the second queue, from the 3rd queue, find out packet E, and deposit the 4th queue relevant position in, the final like this multi-medium data that meeting formation one road completes in the 4th queue.
Send to playback equipment to play complete multi-medium data, because multi-medium data is complete, therefore in the time playing, can effectively avoid occurring the phenomenons such as card screen, blank screen, mosaic, improve the fluency of video playback.
The multimedia data link control method that the present embodiment provides, in the time finding that a certain road media stream has disappearance, by being integrated, multichannel media stream generates the multi-medium data that a road completes, complete multi-medium data can effectively avoid occurring the phenomenons such as card screen, blank screen, mosaic in the time playing, the fluency that improves video playback, reliability is high, stability is strong.
Server example
As shown in Figure 4, the server that the present embodiment provides comprises:
In each road media stream, all comprise multiple packets, in addition, the server that the present embodiment provides also comprises: identification module 303, identify respectively by predetermined rule for multiple packets that any road media stream is comprised, the mark of the identical packet in the N road media stream that therefore content is identical is identical, each packet in the same size.
The server that the present embodiment provides is used to receiving device that multichannel media stream is provided, and adopts wireless mode to be connected with receiving device.
Apparatus for processing multimedia data embodiment:
As shown in Figure 5, the apparatus for processing multimedia data that the present embodiment provides comprises:
Particularly, judge module 402 comprises mark determination module 404, for judging according to the default rule of the package identification of any road media stream whether packet has disappearance, and the mark of definite missing data bag.
In addition, the apparatus for processing multimedia data that the present embodiment provides also comprises sending module 407, plays for the complete multi-medium data in generation Yi road is sent to multimedia play equipment.
Specific works principle please refer to multimedia data transmission method embodiment.
As the optional execution mode of one, the apparatus for processing multimedia data that the present embodiment provides is arranged on train head, is connected by wireless mode with server.
The apparatus for processing multimedia data that the present embodiment provides, in the time finding that a certain road multi-medium data receiving has disappearance, by being integrated, multichannel multi-medium data generates the multi-medium data that a road completes, complete multi-medium data can effectively avoid occurring the phenomenons such as card screen, blank screen, mosaic in the time playing, the fluency that improves video playback, reliability is high, stability is strong.
Audio/video player system embodiment:
As shown in Figure 6, the audio/video player system that the present embodiment provides comprises:
In addition, also comprise multimedia play equipment 501, multimedia play equipment 501 is connected with apparatus for processing multimedia data 503, and the multi-medium data of the content intact that multimedia play equipment sends for receiving multimedia data processing unit is also play.
Particularly, apparatus for processing multimedia data 503 adopts wireless mode to be connected as receiving device and server 502, multimedia play equipment 501 adopts wired mode to be connected with apparatus for processing multimedia data 503, as the optional execution mode of one, apparatus for processing multimedia data 503 is arranged on train head, and multimedia play equipment 501 is arranged in compartment.
Apparatus for processing multimedia data 503 and server 502 please refer to above-mentioned related embodiment.
The multimedia play system that the present embodiment provides, in the time finding that in wireless transmission process, a certain road media stream has disappearance, by being integrated, multichannel media stream generates the multi-medium data that a road completes, complete multi-medium data can effectively avoid occurring the phenomenons such as card screen, blank screen, mosaic in the time playing, the fluency that improves video playback, reliability is high, stability is strong.
Although described the present invention and advantage thereof in detail, be to be understood that in the case of not exceeding the spirit and scope of the present invention that limited by appended claim and can carry out various changes, alternative and conversion.And the application's scope is not limited only to the specific embodiment of the described process of specification, equipment, means, method and step.One of ordinary skilled in the art will readily appreciate that from disclosure of the present invention, can use carry out with the essentially identical function of corresponding embodiment described herein or obtain process, equipment, means, method or step result essentially identical with it, that existing and will be developed future according to the present invention.Therefore, appended claim is intended to comprise such process, equipment, means, method or step in their scope.
Claims (10)
1. a multimedia data link control method, is characterized in that, comprising:
Multi-medium data to be sent is converted to the identical media stream of N road content, and wherein N is greater than 1 integer;
Send described N road media stream with Preset Time interval to receiving device, for described receiving device, the N road media stream receiving is integrated to obtain the multi-medium data of content intact.
2. multimedia data link control method according to claim 1, is characterized in that, any road media stream comprises multiple packets; Sending any road media stream comprises: multiple packets that Dui Zhe road media stream comprises identify respectively and send successively by predefined procedure by predetermined rule.
3. a multimedia data link control method, is characterized in that, comprising:
Receive head end server sends N road identical content successively media stream with Preset Time interval, wherein N is greater than 1 integer;
The whether meaningful disappearance of any road media stream that judgement receives, if had, from all the other N-1 road media streams that receive obtain the corresponding contents of disappearance, the other guide of Bing Hezhe road media stream is integrated, to obtain the multi-medium data of content intact.
4. multimedia data link control method according to claim 3, it is characterized in that, the whether meaningful disappearance of any road media stream that judgement receives, comprise: judge according to the default rule of the package identification in any road media stream whether packet has disappearance, and the mark of definite missing data bag, and/or
The corresponding contents that obtains disappearance from all the other N-1 roads that receive depending on media stream, comprising: obtain the packet corresponding with definite mark from all the other N-1 road media streams that receive.
5. a server, is characterized in that, comprising:
Data conversion module, for multi-medium data to be sent being converted to the identical media stream of N road content, wherein N is greater than 1 integer;
Data transmission blocks, for sending described N road media stream with Preset Time interval to receiving device, integrates to obtain the multi-medium data of content intact to the N road media stream receiving for described receiving device.
6. server according to claim 5, is characterized in that, also comprises: identification module, identifies respectively by predetermined rule for multiple packets that any road media stream is comprised.
7. an apparatus for processing multimedia data, is characterized in that, comprising:
Data reception module, sends the media stream of N road identical content successively with Preset Time interval for receiving head end server, wherein N is greater than 1 integer;
Judge module, for judging the whether meaningful disappearance of any road media stream receiving;
Processing module, for when the meaningful disappearance of any road media stream from all the other N-1 road media streams that receive obtain the corresponding contents of disappearance, the other guide of Bing Hezhe road media stream is integrated, to obtain the multi-medium data of content intact.
8. apparatus for processing multimedia data according to claim 9, it is characterized in that, described judge module comprises mark determination module, for judging according to the default rule of the package identification of any road media stream whether packet has disappearance, and the mark of definite missing data bag; And/or,
Described processing module comprises data acquisition module and Data Integration module, and described data acquisition module is for obtaining the packet corresponding with definite mark from all the other N-1 road media streams that receive; Described Data Integration module is for integrating the other guide of the packet He Zhe road media stream obtaining, to obtain the multi-medium data of content intact.
9. a multimedia play system, is characterized in that, comprising: the server as described in claim 5 or 6, and apparatus for processing multimedia data as claimed in claim 7 or 8, described server is connected with described apparatus for processing multimedia data.
10. multimedia play system according to claim 9, it is characterized in that, described multimedia play system also comprises multimedia play equipment, described multimedia play equipment is connected with described apparatus for processing multimedia data, and the multi-medium data of the content intact that described multimedia play equipment sends for receiving multimedia data processing unit is also play.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310217303.4A CN103888783A (en) | 2013-06-03 | 2013-06-03 | Multimedia data transmission control method, processing device, server and play system |
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| CN201310217303.4A CN103888783A (en) | 2013-06-03 | 2013-06-03 | Multimedia data transmission control method, processing device, server and play system |
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| CN103888783A true CN103888783A (en) | 2014-06-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107094266A (en) * | 2016-02-18 | 2017-08-25 | 中兴通讯股份有限公司 | Audio and video resources shared method, device, system and network gateway |
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| CN1914922A (en) * | 2004-01-28 | 2007-02-14 | 日本电气株式会社 | Content encoding, distribution, and reception method, device, and system, and program |
| CN101009581A (en) * | 2006-01-24 | 2007-08-01 | 北京畅通达通信技术有限公司 | Line non-loss automatic switching method and device based on analysis on the transfer quality |
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Application publication date: 20140625 |