CN1859347A - Method for display stream medium provider marking information - Google Patents
Method for display stream medium provider marking information Download PDFInfo
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- CN1859347A CN1859347A CN 200510120882 CN200510120882A CN1859347A CN 1859347 A CN1859347 A CN 1859347A CN 200510120882 CN200510120882 CN 200510120882 CN 200510120882 A CN200510120882 A CN 200510120882A CN 1859347 A CN1859347 A CN 1859347A
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Abstract
The present invention relates to stream media technology, especially providing displaying stream media provider labeling information method. It contains A, user side obtaining stream media provider labeling information contained session description protocol document; B, user side resolving session description protocol document and displaying stream media provider labeling information. User side can obtain SP or CP Logo information through stream media and downloading protocol without depending on program source itself, thereby saving programmatic manufacture cost.
Description
Technical field
The present invention relates to stream media technology, the method for particularly a kind of display stream medium provider identification information.
Background technology
What network was bringing people at present is various information, no longer is mere text, image and simple audio files, but comprises the multimedia technology of sound, video, comprises radio and television, newsworthy clips radio station, film, monitor video etc.Want to use these multimedia messagess, just must realize video, the transmission of audio-frequency information on network, but along with number of netizens become to increasing, and the limitation of network hardware equipment own makes the size of media file become very important parameter of Network Transmission.On the one hand, people wish to see media demo vividly clear, active excellence on network, and people were obliged to go again in the face of the required plenty of time of media file transmission on the other hand.In order to solve this contradiction, a kind of new medium technique arises at the historic moment, Streaming Media (Stream Media) technology that Here it is, and Streaming Media is streaming video again.So-called Streaming Media is meant the media formats that the mode of employing stream transmission is play in network, as audio frequency, video or multimedia file.Streaming Media is not downloaded whole file before broadcast, only will begin partial content deposits internal memory in, at user side packet is carried out buffer memory and makes the correct output of media data.The data flow of Streaming Media transmits at any time at any time and plays.The key technology that Streaming Media is realized is transmitted as a stream exactly, and stream transmission mainly refers to multimedia files such as whole Voice ﹠ Video are resolved to compressed package one by one through specific compress mode, is transmitted to user side by streaming media server.In the system that adopts the stream transmission mode, the user needn't wait until as adopting downloading mode that whole download of whole file finishes, but only need can play behind the multimedia file decompress(ion)s such as Voice ﹠ Video that utilize hardware or software decoding equipment to compression on the user side and watch through the startup time-delay of seconds or tens of seconds.The remainder of multimedia file will continue on the backstage to download this moment.
At wireless network, streaming media service mainly provides the radio packet network and the 3G (Third Generation) Moblie networks such as WCDMA, CDMA2000 of higher bandwidth (more than the 100kbps) towards GPRS/EDGE, UMTS etc.At present, based on wired VOD, AOD business, be subjected to user's extensive welcome, at wireless network, the carrying out of streaming media service that increase to of air interface bandwidth provides good basis, the combining wireless system is not subjected to the characteristics of time, site limitation, makes mobile flow medium service more attractive.
Mobile phone flow medium is a kind of method of real-time transmission data, adopts the application of stream media technology realization on mobile handheld terminal by the mobile network.Along with value-added service greatly improving aspect technical foundation and the transmission rate, it is practical that Streaming Media is also just becoming in the mobile network, becomes the professional new lover of wireless value-added content supplier.
At present, service application based on Streaming Media is very extensive, as the stock index of wonderful playback, Mobile business and index futures playback, the appreciation of film exciting part, pop music appreciation etc., carry out the collection of video, audio-source simultaneously by video card, also can carry out the live of program, the real-time broadcast of program source such as TV, CD.Mobile flow medium service can be the mobile subscriber multimedia broadcasts such as online continual sound, image or animation is provided, the user need not download to this locality in advance, the media formats of supporting comprises Mov, MPEG4, MP3, wav, avi, au, Flash etc., can audio plays, video and mixed-media form.Mobile flow medium can provide business such as video request program, net cast, Audio on Demand, live audio, and content comprises TV, video recording, entertainment information, sports channel, Music Appreciation, news, animation etc.
When carrying out streaming media service, need to comprise following components at least: service provider SP, the CP of content supplier, business support system operator, network provider, user.Wherein, the user finally obtains the Streaming Media applied business, and pays for it.The service provider is the direct supplier of streaming media service, directly provides professional in the face of the user.Content supplier is the owner of streaming medium content resource, is responsible for the making of program, comprises generation, coding, the compression of files in stream media.Business support system operator provides the management that independently can run and transmission platform, uses for Streaming Media and provides support environment.Network provider provides basic bearer network.
Because the extensive use of streaming media service, each provider, especially service provider and content supplier are for the needs of market competition, more and more pay attention to the brand of himself, therefore, if can in the content of Streaming Media, embody Logo (sign) information of SP of its provider or CP at an easy rate, for the brand of propaganda SP or CP, to get market will be very favourable.
In the prior art, part streaming media service SP of provider or CP be in order to set up the brand of oneself, normally in the manufacturing process of program source, himself Logo information is produced on program source.Like this, the user just can see the Logo information of SP or CP when watching program source.But, in following streaming media service, the approach to cooperation of CP and SP may be varied, for example one section flow-medium performance source of certain CP making, cooperate with how tame SP possibly, and what might require that this content satisfies the needs of consumers is the brand of SP, so CP can add the Logo information of different SP respectively in this section media program source, like this, make different program source, will increase the cost of manufacture of program, be not easy to the operation of program etc.
Summary of the invention
The invention provides the method for a kind of display stream medium provider identification information, to solve in the prior art owing to provider's identification information is produced on the problem that causes increasing the program making cost with program source, so that the operation of program.
The method of a kind of display stream medium of the present invention provider identification information comprises the steps:
A, user side obtain the Session Description Protocol file that contains Streaming Media provider identification information;
B, user side are resolved the Session Description Protocol file, and the identification information of display stream medium provider.
Method of the present invention, further comprising the steps of:
A1, user side are selected Streaming Media, and connect with streaming media server, obtain the Session Description Protocol file from streaming media server.
Preferably, in steps A, define Streaming Media provider identification information by the parameter of expanding Session Description Protocol.
Preferably, the Streaming Media provider identification information of described session description protocol parameters definition is a Word message.
In step B, user side is resolved the Word message and the demonstration of the Streaming Media provider identification information of session description protocol parameters definition.
Preferably, the Streaming Media provider identification information of described session description protocol parameters definition is the storage address of multimedia messages.
In step B, user side is resolved the storage address of described multimedia messages, and the multimedia messages of download stream medium provider identification information also shows.
Preferably, the Streaming Media provider identification information of described session description protocol parameters definition is the storage address of Word message and multimedia messages.
In step B, user side is resolved the Word message of Streaming Media provider identification information of described session description protocol parameters definition and the storage address of multimedia messages, from the multimedia messages of described storage address download stream medium provider identification information, and the Word message of resolving and the multimedia messages of download shown.
In the inventive method, described Streaming Media provider is service provider SP or the CP of content supplier.
Utilize method provided by the present invention, user side can obtain the Logo information of SP or CP separately, and not rely on program source itself by Streaming Media and download protocol, has saved the cost of manufacture of program, is convenient to the operation of program; Simultaneously,, make the user form SP or the CP brand relies on, propagated the brand of SP or CP better, for SP or CP get the means that market provides competition because user side can be shown to the user easily with this Logo Word message or Logo multimedia messages.
Description of drawings
Fig. 1 is the flow chart of the specific embodiment of the invention;
Fig. 2 is in the specific embodiment of the invention, sets up the flow chart of downloading LOGO information in the process automatically at Streaming Media;
Fig. 3 is in the specific embodiment of the invention, downloads the flow chart of LOGO information in the streaming media playing process.
Embodiment
The technical conceive of the method for a kind of display stream medium of the present invention provider identification information is: user side obtains the Session Description Protocol file of the identification information that contains SP of Streaming Media provider or CP, and this document is resolved to show the Word message or the multimedia messages of the sign of SP or CP at user side.
For understanding the present invention better, the specific embodiment of the present invention is further elaborated below in conjunction with accompanying drawing.
As shown in Figure 1, method provided by the invention specifically may further comprise the steps:
S101, user side are selected Streaming Media, and connect with streaming media server.When the user need carry out streaming media service, user side can be at the enterprising line search of network, to find the needed streaming media service of user.Certainly, the user also can inform by user side or other modes with its streaming media service that can provide in the provider of streaming media service.The user selects its streaming media service that needs, and connects with the streaming media server that above-mentioned streaming media service is provided.
S102, user side obtain the Session Description Protocol SDP file of the Logo information that contains SP of Streaming Media provider or CP.User side and streaming media server connect in the process, and user side obtains SDP file, wherein, contains the Logo information of SP of Streaming Media provider or CP in SDP file.The Logo information that comprises SP or CP in SDP file can realize by the A parameter of expansion SDP agreement, as follows: " A=Attribute:value " part attribute in the expansion SDP agreement, definition format is " A=Channel_Logo_URI:Value " and " A=Channel_Logo_Text:Value ", wherein " A=Channel_Logo_URI:Value " attribute is represented the storage addresses of the Logo information of the SP of these medium or CP, represents with URI." A=Channel_Logo_Text:Value " attribute is represented the Word message of Logo.For example, the Word message of the Logo of SP or CP is Huawei TV, and the multimedia storage address of Logo is Http: //www.huawei.com/hwtvimage.gif, comprise in its SDP file:
A＝Channel_Logo_URI:http://www.huawei.com/hwtvimage.gif；
A＝Channel_Logo_Text:Huawei?TV；
Certainly, those of ordinary skills also can be by other parameter or the header field of real-time streaming protocol RTSP or the Logo information that parameter defines SP or CP of expansion SDP agreement.
S103, user side are resolved SDP file and are shown SP or the Logo information of CP.After user side receives the SDP file of the Logo information that contains SP or CP, will be to its address that parses the Word message of Logo and deposit the multimedia messages of Logo, and passing through the multimedia messages that Logo is downloaded in described address, the multimedia messages of Logo can be picture, animation, sound or above-mentioned three's a combination in any.User side is shown to the user according to the multimedia messages of the Logo that parses the Word message of Logo and download with the Logo information of SP or CP.
After user side is resolved SDP file, can obtain Channel_Logo_URI and Channel_Logo_Text information, user side can be set up at Streaming Media and download LOGO information in the process automatically, also can select to download LOGO information by the user in playing process.
Set up in the process when downloading LOGO information automatically at Streaming Media when user side, as shown in Figure 2, specifically may further comprise the steps:
Step a: user side sends real-time stream media protocol to streaming media server and describes (RTSP DESCRIBE) message request streaming media server transmission Session Description Protocol (SDP) file.
Step b: after streaming media server receives RTSP DESCRIBE message, return acknowledge message (RTSP OK) to user side, and carry SDP file, wherein, contain the Logo information of SP or CP in the SDP file.
Step c: user side is resolved SDP file and is downloaded the LOGO media information.When having the Channel_Logo_URI field in the SDP file, user side is downloaded to the address of this URI, and the media information of finishing LOGO downloads to this locality.Wherein, this step further comprises c1: utilize the Channel_Logo_URI address to carry out HTTP and download the media information that obtains LOGO.
Steps d: user side sends real-time stream media protocol foundation (RTSP SETUP) message request and sets up flow media session, the follow-up foundation and the control procedure of the Streaming Media that continues.
When user side is downloaded LOGO information in the streaming media playing process, as shown in Figure 3, specifically may further comprise the steps:
Step a1, user side start to judge whether there is the Channel_Logo_URI territory in the SDP file, if there is the Channel_Logo_URI territory in the SDP file, then starts and download, and carry out step b1.
Step b1: user side uses http protocol to download the media file of URI address, and wherein, media file is the multimedia messages of LOGO.
LOGO literal and LOGO multimedia messages that user side obtains, can show at user side, the mode that shows can be presented at its information any old place of Streaming Media picture, and perhaps user side provides the menu that can check LOGO, shows separately or plays this information.
Those of ordinary skills also can utilize the present invention to be implemented in the Word message that user side only shows the Logo information of SP or CP, perhaps only show the multimedia messages of the Logo information of SP or CP, and its difference only is LOGO information difference contained in the SDP file.When the Word message of the Logo information that only shows SP or CP at user side, only comprise the Word message of LOGO in its SDP file; When the multimedia messages that only shows the Logo information of SP or CP at user side, only comprise the multimedia messages storage address of LOGO in its SDP file.In addition, the present invention mainly is to propagate the brand of SP or CP, because this two classes provider is directly in the face of the Streaming Media user, other providers for Streaming Media, as network provider, also can with its LOGO information setting in SDP file, show thereby be implemented in user side.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (10)
1, the method for a kind of display stream medium provider identification information is characterized in that, may further comprise the steps:
A, user side obtain the Session Description Protocol file that contains Streaming Media provider identification information;
B, user side are resolved the Session Description Protocol file, and the identification information of display stream medium provider.
2, method according to claim 1 is characterized in that, steps A further may further comprise the steps:
A1, user side are selected Streaming Media, and connect with streaming media server, obtain the Session Description Protocol file from streaming media server.
3, method according to claim 1 is characterized in that, in steps A, defines Streaming Media provider identification information by the parameter of expanding Session Description Protocol.
4, method according to claim 3 is characterized in that, the Streaming Media provider identification information of described session description protocol parameters definition is a Word message.
5, method according to claim 4 is characterized in that, among the step B, user side is resolved the Word message and the demonstration of the Streaming Media provider identification information of session description protocol parameters definition.
6, method according to claim 3 is characterized in that, the Streaming Media provider identification information of described session description protocol parameters definition is the storage address of multimedia messages.
7, method according to claim 6 is characterized in that, among the step B, user side is resolved the storage address of described multimedia messages, and the multimedia messages of download stream medium provider identification information also shows.
8, method according to claim 3 is characterized in that, the Streaming Media provider identification information of described session description protocol parameters definition is the storage address of Word message and multimedia messages.
9, method according to claim 8, it is characterized in that, among the step B, user side is resolved the Word message of Streaming Media provider identification information of described session description protocol parameters definition and the storage address of multimedia messages, from the multimedia messages of described storage address download stream medium provider identification information, and the Word message of resolving and the multimedia messages of download shown.
According to the described method of each claim in the claim 1 to 9, it is characterized in that 10, described Streaming Media provider is service provider SP or the CP of content supplier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510120882 CN1859347A (en) | 2005-12-16 | 2005-12-16 | Method for display stream medium provider marking information |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510120882 CN1859347A (en) | 2005-12-16 | 2005-12-16 | Method for display stream medium provider marking information |
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| CN1859347A true CN1859347A (en) | 2006-11-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200510120882 Pending CN1859347A (en) | 2005-12-16 | 2005-12-16 | Method for display stream medium provider marking information |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008113246A1 (en) * | 2007-03-22 | 2008-09-25 | Zte Corporation | Method for obtaining a session description protocol file of a digital video broadcasting handheld device |
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2005
- 2005-12-16 CN CN 200510120882 patent/CN1859347A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008113246A1 (en) * | 2007-03-22 | 2008-09-25 | Zte Corporation | Method for obtaining a session description protocol file of a digital video broadcasting handheld device |
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Open date: 20061108 |