CN101990112A - Internet request signal dynamic switching method - Google Patents
Internet request signal dynamic switching method Download PDFInfo
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- CN101990112A CN101990112A CN2009100560924A CN200910056092A CN101990112A CN 101990112 A CN101990112 A CN 101990112A CN 2009100560924 A CN2009100560924 A CN 2009100560924A CN 200910056092 A CN200910056092 A CN 200910056092A CN 101990112 A CN101990112 A CN 101990112A
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Abstract
The invention relates to an Internet request signal dynamic switching method, including the following steps: 1) a request server receives a request stream playing request; 2) the request server provides corresponding request stream for a user according to request stream information, and correspondence between the unique identification and the request stream is established; 3) the request server receives a request stream switching request, wherein the request stream switching request contains the identification information of a target request stream to be switched and the user request unique identification; 4) the request server finds corresponding request stream link according to the user request unique identification in the request stream switching request, and the target request stream is spliced behind the current request stream; 5) the request stream in the correspondence between the unique identification and the request stream link is updated to the target request stream. The invention dynamically switches a request signal without interruption of link, so that the user can be switched between request streams smoothly and user experience is greatly improved.
Description
Technical field
The present invention relates to the changing method of program request signal on the Internet.
Background technology
The Internet program request technology makes things convenient for the user to watch video contents such as film on the vod server, TV play in own computer portable terminal, operation such as the user can carry out F.F., retreat, break away from the restriction of view content and mode of operation from the TV, therefore the user has had wideer selection face.Simultaneously, program request technology in the Internet has also reduced the threshold and the cost of order program service.
The Internet program request often provides a plurality of order video contents.By VOD system, such as the interface that video software etc. provides, the video content that the user can select wherein oneself to like carries out program request.
Present program request handoff technique is fairly simple, and the original signal that breaks exactly reconnects on the new programme signal stream.This kind method is for the user, when weak point is to switch, and the interruption that video and audio frequency all can be for some time, thus influence user experience.
Summary of the invention
The objective of the invention is to, a kind of the Internet program request signal dynamics changing method is provided, has realized that the user can be between the request program signal seamlessly switches, promptly the intersection of two programme signals without any interruption, video and audio frequency all are continuous, to improve user experience.
The present invention adopts following technical scheme:
A kind of the Internet program request signal dynamics changing method may further comprise the steps:
1) vod server receives the request of play-on-demand stream, and identification information and user that this play-on-demand stream request comprises program request stream ask unique identification;
2) vod server provides corresponding program request stream according to the identification information of program request stream to user side, and sets up this unique identification and this program request according to the unique identification in the request and flow corresponding relation between being connected;
3) vod server receives and switches the request of program request stream, and the identification information and this user that comprise the target program request stream of switching in this switching order request ask unique identification;
4) vod server asks unique identification to find corresponding program request stream to connect according to the user in this switching order request, described target program request stream is spliced to the back of current program request stream.
5) this program request stream in the corresponding relation between this unique identification and this program request stream are connected is updated to the target program request and flows.
Further, in described step 5) afterwards, when vod server received the request of switching program request stream again, namely the user switched to other program request stream again, then turns to step 3).
Further, in described step 4), the coding of described current program request stream and target program request stream is all with FLV (Flash Video, the Flash video) is container, H.264 encode, the concrete grammar that target program request stream in the request is spliced to the back of current program request stream is: analyze one or several nearest key frame of also not exporting in the current program request stream, make the current video flow data output to till one or several nearest key frame position; The sequence parameter set and the key frame of evaluating objects program request stream are connected on last key frame back that former vod data flows to the sequence parameter set of target program request stream then, then from then on begin to send target program request flow data.
Further, play-on-demand signal handover request uses new HTTP connection to send to vod server by user side by browser described step 3).
Further, play-on-demand signal handover request uses new HTTP connection to send to vod server by user side by player described step 3).
The present invention and traditional passing through break original signal begin the method for new signal different be, the present invention switches to new signal to the content that program request stream connects from original signal at server end, rather than the former connection of the broadcast original signal that breaks in the conventional method, through after the newly-built connection in internet consuming time, link the new connection of playing new signal.After using method of the present invention, for the user, only have a continual program request stream to connect, just signal has become new signal from original signal; The user has dynamically been switched the program request signal connecting in unbroken situation, so that the user takes over seamlessly between program request stream, has greatly improved user's experience.
Further specify the present invention below in conjunction with drawings and Examples.
Description of drawings
Fig. 1 is a Internet program request signal dynamics changing method schematic flow sheet of the present invention.
Embodiment
As shown in Figure 1, a kind of the Internet program request signal dynamics changing method may further comprise the steps:
1) vod server receives the request of play-on-demand stream, and identification information (such as title, link etc.) and user that this play-on-demand stream request comprises program request stream ask unique identification; This play-on-demand stream request can be to be sent to vod server by the player in the browser by user side;
2) after vod server is received the request of this play-on-demand stream, provide corresponding program request stream according to the identification information of the stream of the program request in this request to user side, and set up this unique identification and this program request according to the unique identification in the request and flow corresponding relation between being connected;
3) vod server receives and switches the request of program request stream, and the identification information (such as title, link etc.) and this user that comprise the target program request stream of switching in this switching order request ask unique identification; This switching program request stream request is when the user need to switch to another program request stream, is sent to vod server by user side;
4) after vod server is received this switching program request stream request, ask unique identification to find corresponding program request stream to connect according to the user in this switching order request, described target program request stream is spliced to the back of current program request stream.Like this, the user has realized the dynamic switching of program request signal under the situation of not interrupting connecting.In this step, vod server is not to disconnect described step 2) in former program request stream, but in described step 2) in former program request stream connect, target program request stream in the request is spliced to the back of current program request stream, dynamically change the signal of stream, make former program request stream and target program request flow continuous program request;
Step 5) this program request stream in the corresponding relation between this unique identification and this program request stream are connected is updated to the target program request and flows.
Wherein, in described step 5) afterwards, when vod server received the request of switching program request stream again, namely the user switched to other program request stream again, then turns to step 3).
Wherein, in described step 4), the coding of described current program request stream and target program request stream all is container with flv, H.264 encode, the concrete grammar that target program request stream in the request is spliced to the back of current program request stream is: analyze one or several nearest key frame of also not exporting in the current program request stream, make the current video flow data output to till one or several nearest key frame position; The sequence parameter set (SPS) and the key frame of evaluating objects program request stream then, from then on last the key frame back that the SPS of target program request stream is connected on former vod data stream then begins to send target program request flow data.Described one or several quantity of key frames determines comprehensively that according to processing speed, network burden, the network speed of vod server in the present embodiment, preferential described former vod data stream outputs to from a nearest key frame of last outgoing position.
Wherein, the transmission means between described user side and the vod server is for transmitting by TCP or http protocol.
Described step 3) play-on-demand signal handover request uses new HTTP connection to send to vod server by user side by browser in.Perhaps, play-on-demand signal handover request uses new HTTP connection to send to vod server by user side by player described step 3).
The present invention has realized the method in grafting different video source on vod server, is implemented in same TCP or the HTTP connection, and the Switch Video source, and the user does not need to initiate new video connection.
Claims (5)
1. the Internet program request signal dynamics changing method is characterized in that may further comprise the steps:
1) vod server receives the request of play-on-demand stream, and identification information and user that this play-on-demand stream request comprises program request stream ask unique identification;
2) vod server provides corresponding program request stream according to the identification information of program request stream to user side, and sets up this unique identification and this program request according to the unique identification in the request and flow corresponding relation between being connected;
3) vod server receives and switches the request of program request stream, and the identification information and this user that comprise the target program request stream of switching in this switching order request ask unique identification;
4) vod server asks unique identification to find corresponding program request stream to connect according to the user in this switching order request, described target program request stream is spliced to the back of current program request stream;
5) this program request stream in the corresponding relation between this unique identification and this program request stream are connected is updated to the target program request and flows.
2. the Internet program request signal dynamics changing method according to claim 1 is characterized in that:
In described step 5) afterwards, when vod server received the request of switching program request stream again, namely the user switched to other program request stream again, then turns to step 3).
3. the Internet program request signal dynamics changing method according to claim 1 and 2 is characterized in that:
In described step 4) in, the coding of described current program request stream and target program request stream is all take FLV as container, H.264 encode, the concrete grammar that target program request stream in the request is spliced to the back of current program request stream is: analyze one or several nearest key frame of also not exporting in the current program request stream, so that the current video flow data outputs to till one or several nearest key frame position; Sequence parameter set and the key frame of evaluating objects program request stream are connected on the nearest key frame back that former vod data flows to the sequence parameter set of target program request stream then, then from then on begin to send target program request flow data.
4. the Internet program request signal dynamics changing method according to claim 3 is characterized in that:
Described step 3) play-on-demand signal handover request uses new HTTP connection to send to vod server by user side by browser in.
5. the Internet program request signal dynamics changing method according to claim 4 is characterized in that:
Described step 3) play-on-demand signal handover request uses new HTTP connection to send to vod server by user side by player in.
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910056092.4A CN101990112B (en) | 2009-08-07 | 2009-08-07 | Internet request signal dynamic switching method |
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| CN200910056092.4A CN101990112B (en) | 2009-08-07 | 2009-08-07 | Internet request signal dynamic switching method |
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| CN101990112A true CN101990112A (en) | 2011-03-23 |
| CN101990112B CN101990112B (en) | 2015-01-07 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103945260A (en) * | 2014-05-19 | 2014-07-23 | 无锡天脉聚源传媒科技有限公司 | Streaming media on-demand editing system and on-demand method |
| CN105072463A (en) * | 2015-07-20 | 2015-11-18 | 浙江华数广电网络股份有限公司 | Instantaneous channel switching method for digital television live broadcast |
| CN109168039A (en) * | 2018-10-22 | 2019-01-08 | 武汉斗鱼网络科技有限公司 | Code stream clarity switching method, device, terminal and the readable medium of android system |
| CN109803151A (en) * | 2017-11-16 | 2019-05-24 | 腾讯科技（深圳）有限公司 | Multi-medium data stream switching method, device, storage medium and electronic device |
| CN110109597A (en) * | 2019-05-20 | 2019-08-09 | 北京字节跳动网络技术有限公司 | A kind of single switching method of song, device, system, terminal and storage medium |
| CN110636338A (en) * | 2019-09-17 | 2019-12-31 | 北京百度网讯科技有限公司 | Video definition switching method and device, electronic equipment and storage medium |
| CN115942000A (en) * | 2022-11-08 | 2023-04-07 | 北京力控元通科技有限公司 | Video stream transcoding method, device, equipment and medium based on H.264 format |
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| CN1452399A (en) * | 2002-04-18 | 2003-10-29 | 三星电子株式会社 | Method for change of channel in digital broadcast service |
| CN1881925A (en) * | 2006-05-10 | 2006-12-20 | 上海市电信有限公司 | Method and structure for realizing live channel switching in Internet protocol audio-video broadcast network |
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| CN1452399A (en) * | 2002-04-18 | 2003-10-29 | 三星电子株式会社 | Method for change of channel in digital broadcast service |
| CN1431660A (en) * | 2003-02-28 | 2003-07-23 | 清华大学 | Method for switching between audio and video frequency instream media broadcast on demand |
| CN1881925A (en) * | 2006-05-10 | 2006-12-20 | 上海市电信有限公司 | Method and structure for realizing live channel switching in Internet protocol audio-video broadcast network |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103945260B (en) * | 2014-05-19 | 2017-07-07 | 无锡天脉聚源传媒科技有限公司 | A kind of streaming media on demand editing system and order method |
| CN103945260A (en) * | 2014-05-19 | 2014-07-23 | 无锡天脉聚源传媒科技有限公司 | Streaming media on-demand editing system and on-demand method |
| CN105072463A (en) * | 2015-07-20 | 2015-11-18 | 浙江华数广电网络股份有限公司 | Instantaneous channel switching method for digital television live broadcast |
| CN105072463B (en) * | 2015-07-20 | 2019-06-28 | 浙江华数广电网络股份有限公司 | A kind of digital TV direct instantaneously cuts platform method |
| CN109803151B (en) * | 2017-11-16 | 2022-02-08 | 腾讯科技（深圳）有限公司 | Multimedia data stream switching method and device, storage medium and electronic device |
| CN109803151A (en) * | 2017-11-16 | 2019-05-24 | 腾讯科技（深圳）有限公司 | Multi-medium data stream switching method, device, storage medium and electronic device |
| CN109168039A (en) * | 2018-10-22 | 2019-01-08 | 武汉斗鱼网络科技有限公司 | Code stream clarity switching method, device, terminal and the readable medium of android system |
| CN110109597B (en) * | 2019-05-20 | 2020-12-22 | 北京字节跳动网络技术有限公司 | Singing list switching method, device, system, terminal and storage medium |
| CN110109597A (en) * | 2019-05-20 | 2019-08-09 | 北京字节跳动网络技术有限公司 | A kind of single switching method of song, device, system, terminal and storage medium |
| US11632581B2 (en) | 2019-05-20 | 2023-04-18 | Beijing Bytedance Network Technology Co., Ltd. | Playlist switching method, apparatus and system, terminal and storage medium |
| CN110636338A (en) * | 2019-09-17 | 2019-12-31 | 北京百度网讯科技有限公司 | Video definition switching method and device, electronic equipment and storage medium |
| CN115942000A (en) * | 2022-11-08 | 2023-04-07 | 北京力控元通科技有限公司 | Video stream transcoding method, device, equipment and medium based on H.264 format |
| CN115942000B (en) * | 2022-11-08 | 2023-11-21 | 北京力控元通科技有限公司 | H.264 format video stream transcoding method, device, equipment and medium |
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| CN101990112B (en) | 2015-01-07 |
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