WO2012041039A1

WO2012041039A1 - Method, correlative equipment and system for digital tv terminal accessing internet video

Info

Publication number: WO2012041039A1
Application number: PCT/CN2011/071399
Authority: WO
Inventors: 李福堂
Original assignee: 深圳市同洲电子股份有限公司
Priority date: 2010-09-27
Filing date: 2011-02-28
Publication date: 2012-04-05
Also published as: CN101951508A; CN101951508B

Abstract

A method, correlative equipment and system for digital TV terminal accessing an Internet video are disclosed in the embodiments of the present invention. The method for a digital TV terminal accessing an Internet video includes: a Universal Resource Locator (URL) address sent by an interactive Electronic Program Guide (iEPG) system is received by an Internet stream manager, and the URL address corresponds to an internet video; whether the URL address is received for the first time is judged; if the URL address is received for the first time, then a video transcoder and a Media Distribution Network (MDN) system are notified to execute corresponding operations, and a Real Time Streaming Protocol (RTSP) URL address corresponding to the URL address is generated; the RTSP URL address is sent to the iEPG system, so that the RTSP URL address can be returned to a digital TV terminal by the iEPG system, and the video stream recorded by the MDN system can be accessed, according to the RTSP URL address, by the digital TV terminal. The solution of the present invention effectively resolves the problem that a mainstream digital TV terminal cannot access an Internet video.

Description

Method for accessing internet video by digital television terminal and related equipment and system

This application claims the priority of the Chinese patent application filed on September 27, 2010, the Chinese Patent Office, Application No. 201010507213.5, entitled "Digital TV Terminal Access to Internet Video and Related Equipment and Systems", the entire contents of which are The citations are incorporated herein by reference. Technical field

The present invention relates to the field of digital television technologies, and in particular, to a method and related device and system for a digital television terminal to access internet video.

Background technique

Compared to traditional cable TV, digital TV offers users a richer selection of programs. With the development of digital TV technology, users can not only receive more program channels through digital TV terminals, but also record and order on favorite programs, which makes digital TV services more and more popular among TV users.

However, along with the rapid development of the Internet, more and more video websites are also appearing on the Internet. Users can freely search for various video programs to watch through video websites, which undoubtedly causes existing digital TV services. Shock. This is because the current mainstream digital TV terminals usually only play the TS (Transport Stream) program, and the video encoding format that supports playback is limited to one of the standards defined by the Moving Picture Experts Group (MPEG). There are two formats, and there are many kinds of video programs on the Internet, so users cannot access video programs on the Internet through existing mainstream digital TV terminals. Although the new X86-based digital TV terminal realizes direct access to video programs on the Internet by increasing memory and decoding capabilities, its cost is much higher than that of mainstream digital TV terminals, making it difficult to reach home users.

Summary of the invention

Embodiments of the present invention provide a method for accessing Internet video by a digital television terminal, and related devices and systems, which are used to solve the problem that mainstream digital television terminals cannot access Internet video.

To solve the above technical problem, the embodiment of the present invention provides the following technical solutions:

A method for a digital television terminal to access an internet video, comprising:

Receiving a uniform resource locator URL address sent by the interactive electronic program guide iEPG system, the URL address corresponding to an internet video;

Determine whether the above URL address is received for the first time; If you receive the above URL address for the first time, Bay' J,

Notifying the video transcoder to obtain the video stream corresponding to the Internet video, transcoding the obtained video stream, and transmitting the transcoded video stream to the media distribution network MDN system,

Notifying the above MDN system to receive and record the above-mentioned transcoded video stream sent by the above video transcoder,

Generating a real-time streaming protocol RTSP URL address corresponding to the above URL address;

And sending the RTSP URL address to the iEPG system, so that the iEPG system returns the RTSP URL address to the digital television terminal, and the digital television terminal accesses the video stream recorded by the MDN system according to the RTSP URL address.

An internet stream management device, including:

a receiving unit, configured to receive a URL address sent by the iEPG system, where the URL address corresponds to an internet video;

a determining unit, configured to: when the receiving unit receives the URL address, determine whether the URL address is received for the first time;

a first notification unit, configured to: when the determining unit determines that the URL address is received for the first time, notify the video transcoder to acquire the video stream corresponding to the Internet video, perform transcoding processing on the acquired video stream, and The transcoded video stream is sent to the MDN system;

a second notification unit, configured to notify the MDN system to receive and record the transcoded video stream sent by the video transcoder when the determining unit determines that the URL address is received for the first time;

a mapping unit, configured to: when the determining unit determines that the URL address is received for the first time, generate an RTSP URL address corresponding to the URL address;

a sending unit, configured to send the RTSP URL address generated by the mapping unit to the iEPG system, so that the iEPG system returns the RTSP URL address to the digital television terminal, and the digital television terminal accesses the MDN system recording according to the RTSP URL address. The above video stream.

A video transcoding device, including:

An obtaining unit, configured to obtain a video stream corresponding to the corresponding Internet video after receiving the notification sent by the Internet stream manager; The transcoding sending unit is configured to perform transcoding processing on the video stream acquired by the acquiring unit, and send the transcoded video stream to the MDN system.

A system for realizing access to Internet video by a digital television terminal, comprising:

Internet stream manager, iEPG system, video transcoder and MDN system;

The Internet stream manager includes: a receiving unit, configured to receive a URL address sent by the iEPG system, where the URL address corresponds to an Internet video; and a determining unit, configured to: when the receiving unit receives the URL address, determine Whether the URL address is received for the first time; the first notification unit is configured to: when the determining unit determines that the URL address is received for the first time, notify the video transcoder to acquire the video stream corresponding to the Internet video for transcoding Processing, and transmitting the transcoded video stream to the MDN system; the second notification unit, configured to notify the MDN system to receive and record the video when the determining unit determines that the URL address is received for the first time a transcoding video stream sent by the transcoder; a mapping unit, configured to: when the determining unit determines that the URL address is received for the first time, generate an RTSP URL address corresponding to the URL address; Used to send the RTSP URL address to the iEPG system, so that the iEPG system returns the RTSP URL address to the digital television a terminal, the digital television terminal accessing the video stream recorded by the MDN system according to the RTSP URL address;

The above iEPG system is configured to send a URL address to the Internet stream manager, where the URL address corresponds to an internet video;

The video transcoder includes: an acquiring unit, configured to acquire a video stream corresponding to the Internet video after receiving the notification by the Internet stream manager; and a transcoding sending unit, configured to acquire the obtained by the acquiring unit The video stream is transcoded, and the transcoded video stream is sent to the MDN system. The MDN system is configured to receive and record the foregoing transmission sent by the video transcoder after receiving the notification from the Internet stream manager. The video stream after the code.

It can be seen that, in the embodiment of the present invention, the Internet stream manager notifies the video after receiving the address of the Universal Resource Locator (URL) sent by the interactive electronic program guide (iEPG) system for the first time. The transcoder obtains the corresponding video stream corresponding to the Internet video from the Internet for transcoding and sends it to the Media Distribution Network (MDN) system to notify the MDN system to receive and record the transcoded video transcoder. Video stream, generating a real-time streaming protocol corresponding to the above URL address (RTSP, Real Time Streaming Protocol) The URL address enables the digital television terminal to access the video stream recorded by the MDN system through the above RTSP URL address. By the method for accessing the Internet video by the digital television terminal provided by the invention, the user can access the video on the Internet without upgrading and replacing the original digital TV terminal with the interactive function, thereby saving the user cost and solving the mainstream digital The TV terminal cannot access the Internet video.

DRAWINGS

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below. Obviously, the drawings in the following description are only It is a certain embodiment of the present invention, and other drawings can be obtained from those skilled in the art without any inventive labor.

1 is a schematic diagram of a network topology for implementing a digital television terminal to access an Internet video according to an embodiment of the present invention;

2 is a schematic flow chart of an embodiment of a method for a digital television terminal to access an Internet video according to an embodiment of the present invention;

3 is a schematic flow chart of another embodiment of a method for a digital television terminal to access an Internet video according to an embodiment of the present invention;

4 is a schematic structural diagram of an Internet stream management device according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a video transcoding device according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a system for implementing a digital television terminal to access an Internet video according to an embodiment of the present invention.

detailed description

Embodiments of the present invention provide a method, a related device, and a system for a digital television terminal to access an Internet video.

In order to make the present invention, the technical solutions in the embodiments of the present invention are clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. The embodiments are merely a part of the embodiments of the invention, and not all of the embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

First, please refer to FIG. 1. FIG. 1 is a schematic diagram of implementing a digital television terminal according to an embodiment of the present invention. Ask the network topology diagram of Internet video, deploy video transcoder (mainly used for transcoding of video stream) and Internet stream manager (mainly used for HTTP protocol (HyperText Transfer Protocol) Protocol) Interact with the iEPG (Interactive Electronic Program Guide) system, video transcoder and MDN (Media Delivery Network) system to generate URLs for Internet video (Uniform / Universal Resource Locator, The RTSP (Real Time Streaming Protocol) URL address corresponding to the address of the Uniform Resource Locator enables the digital TV terminal to access the video stream recorded by the MDN system through the RTSP URL address. It is understandable that the video is transcoded. And the Internet stream manager can be deployed as a separate network entity, or can be integrated on the same network entity, or can be integrated in other network entities. The digital TV terminal interacts with the iEPG system through the HTTP protocol, and can Obtained RTSP URL address to access the MDN system The recorded video stream. The MDN system, as a media distribution network system in the interactive television system, can be responsible for recording and distributing the streaming program, and can respond to the RTSP request of the digital television terminal, and send the corresponding transmission stream to the edge modulator, by the edge modulator. The above-mentioned transport stream is processed and sent to the digital television terminal to provide time-shifted play, on-demand and other services for the digital television terminal. The technical solution of the embodiment of the present invention can be implemented under the network topology structure as shown in FIG. 1.

The following is a description of a method for a digital television terminal to access an Internet video in the embodiment of the present invention. Referring to FIG. 2, an embodiment of a method for a digital television terminal to access an Internet video in the embodiment of the present invention includes:

201. The Internet stream manager receives the URL address sent by the iEPG system.

The above URL address corresponds to an internet video;

In practical use, the digital TV terminal interacts with the iEPG system through the HTTP protocol, and the digital television terminal can access the video information and the corresponding URL address (including the video information in the Internet and the corresponding URL address) in the iEPG system, when the iEPG system Upon receiving the play internet video request message sent by the digital television terminal, the iEPG system sends the URL address corresponding to the internet video to the internet stream manager.

202. Determine whether the URL address is received for the first time;

When the Internet stream manager receives the URL address sent by the iEPG system, it is determined whether the URL address is received for the first time, and if yes, step 206 is performed; if not, step 203 is performed; In an application scenario, when receiving the URL address sent by the iEPG system, the Internet stream manager can obtain the RTSP URL address corresponding to the URL address to determine whether the URL address is received for the first time. , you can be sure that the URL is received for the first time, and vice versa.

203. notify the video transcoder to perform a corresponding operation.

When the Internet stream manager receives the above URL address for the first time, it notifies the video transcoder to obtain the video stream corresponding to the corresponding Internet video for transcoding, and sends the transcoded video stream to the MDN system;

In an application scenario, when the Internet stream manager receives the URL address for the first time, the Internet stream manager sets the target MDN address of the video transcoder (for example, the receiving address, port number, etc. of the target MDN), and the transcoding parameter. (for example, it may be an audio encoding format and a code rate, a video encoding format and a code rate, a frame rate, a video resolution, a video stream encapsulation format, etc.), etc., and then pass the above URL address, the above-mentioned target MDN address, and transcoding parameters, etc. The first request message is sent to the video transcoder, so that the video transcoder can obtain the video stream corresponding to the corresponding Internet video according to the URL address, and perform transcoding processing on the video stream according to the transcoding parameter (eg, The code is a transport stream, that is, a TS stream, and is sent to the MDN system corresponding to the target MDN address.

204. Notifying the MDN system to perform corresponding operations;

When the Internet stream manager receives the above URL address for the first time, it notifies the MDN system to receive and record the transcoded video stream sent by the video transcoder.

In an application scenario, when the Internet stream manager receives the URL address for the first time, the Internet stream manager sets the target MDN address of the video transcoder (for example, the receiving address, port number, etc. of the target MDN). Transmitting the target MDN address to the corresponding MDN system by using the second request message, so that the MDN system receives and records the transcoded video stream sent by the video transcoder at the corresponding receiving address and port number according to the target MDN address. Such as TS stream).

205. Generate an RTSP URL address corresponding to the foregoing URL address.

When the Internet stream manager receives the above URL address for the first time, the Internet stream manager generates an RTSP URL address corresponding to the above URL address.

The above URL address corresponds to a unique RTSP URL address, that is, the URL and the RTSP URL address are mapped. It can be understood that after generating the RTSP URL address corresponding to the above URL address, the Internet stream manager can save the URL address, the RTSP URL address, and the correspondence between them in the local database.

It should be noted that the above RTSP URL address is well known to those skilled in the art, and the digital TV terminal can access the MDN system through the above RTSP URL address.

206. The Internet stream manager sends the RTSP URL address corresponding to the URL address to the iEPG system.

When the Internet stream manager receives the URL address for the first time, after the step 205 is executed, when the Internet stream manager does not receive the URL address for the first time, it can obtain the URL by the correspondence between the URL address and the RTSP URL. The RTSP URL address corresponding to the address is sent to the iEPG system.

After receiving the RTSP URL address, the iEPG system may return the RTSP URL address to the digital television terminal, and the digital television terminal accesses the video stream recorded by the MDN system according to the RTSP URL address.

It should be noted that the digital television terminal mentioned in the embodiment of the present invention may be a set top box or a digital television integrated machine with an interactive function, which is not limited herein.

It can be seen that, in the embodiment of the present invention, after receiving the URL address sent by the iEPG system for the first time, the Internet stream manager notifies the video transcoder to obtain the video stream corresponding to the corresponding Internet video from the Internet, performs transcoding processing, and sends the data stream to the video streamer. The MDN system notifies the MDN system to receive and record the transcoded video stream sent by the video transcoder, and generates an RTSP URL address corresponding to the URL address, so that the digital television terminal can access the video stream recorded by the MDN system through the RTSP URL address. . By the method for accessing the Internet video by the digital television terminal provided by the invention, the user can access the video on the Internet without upgrading and replacing the original digital TV terminal with the interactive function, thereby saving the user cost and solving the mainstream digital The TV terminal cannot access the Internet video.

For a better understanding of the technical solution of the embodiment of the present invention, a method for accessing the Internet video by the digital television terminal in the embodiment of the present invention is described in detail below. Referring to FIG. 3, the digital television terminal accesses the Internet video in the embodiment of the present invention. Another embodiment of the method includes:

301. The digital television terminal sends an internet video request message to the iEPG system. When the user wants to watch the video in the Internet through the digital television terminal, it can select in the Internet video information provided by the iEPG system to the digital television terminal and the corresponding URL address list page, when the digital television terminal receives the user's play instruction. It sends a corresponding play internet video request message to the iEPG system (can carry the corresponding internet video information and corresponding URL address, etc.).

302. The iEPG system sends the URL address corresponding to the Internet video to the Internet stream manager. When the iEPG system receives the play Internet video request message sent by the digital television terminal, the iEPG system can learn from the received request message that the digital television terminal is pre-played. The URL of the corresponding Internet video, and send the URL address to the Internet Stream Manager.

303. The Internet stream manager determines whether the URL address is received for the first time;

After receiving the above URL address, the Internet stream manager determines whether the above is received for the first time.

URL address;

If yes, go to step 311. If no, go to step 304.

In an application scenario, when receiving the URL address sent by the iEPG system, the Internet stream manager can obtain the RTSP URL address corresponding to the URL address to determine whether the URL address is received for the first time. , you can be sure that the URL is received for the first time, and vice versa.

304. The Internet stream manager sets a target MDN address and a transcoding parameter of the video transcoder to the video transcoder;

When the Internet stream manager receives the above URL address for the first time, the Internet stream manager sets the target MDN address of the video transcoder (for example, the receiving address, port number, etc. of the target MDN), and the transcoding parameter (for example, may be an audio encoding format) And bit rate, video encoding format and bit rate, frame rate, video resolution and video stream encapsulation format, etc.).

305. The Internet stream manager sends a first request message to the video transcoder.

The Internet stream manager sends the information such as the URL address and the target MDN address and the transcoding parameter set in step 304 to the video transcoder through the first request message, so that the video transcoder can obtain the corresponding Internet according to the URL address. The video stream corresponding to the video is transcoded according to the transcoding parameter (for example, transcoded into a transport stream, that is, a TS stream), and then sent to the MDN system corresponding to the target MDN address.

306. The Internet stream manager sends a second request message to the MDN system. The Internet stream manager may send the target MDN address set in step 304 to the corresponding MDN system through the second request message, so that the MDN system receives and records the video transcoder at the corresponding receiving address and port number according to the target MDN address. Transcoded video stream (such as TS stream) sent.

307. The video transcoder obtains a video stream and performs transcoding processing.

When the video transcoder receives the first request message, the video stream corresponding to the Internet video may be obtained from the Internet according to the information carried in the first request message, and the transcoding process is performed according to the transcoding parameter (eg, It can be transcoded into a transport stream, ie a TS stream).

308. The video transcoder sends the transcoded video stream to the MDN.

The video transcoder can send the transcoded video stream to the corresponding MDN system by using the target MDN address carried in the first request message.

309. The MDN system receives and records the received video stream.

Upon receiving the second request message sent by the Internet stream manager, the MDN system may receive and record the transcoded video sent by the video transcoder according to the information carried in the second request message at the corresponding receiving address and port number. Stream (such as TS stream).

310. The Internet stream manager generates an RTSP URL address corresponding to the URL address. When the Internet stream manager receives the URL address for the first time, the Internet stream manager generates an RTSP URL address corresponding to the URL address.

The above URL address corresponds to a unique RTSP URL address, that is, the URL and the RTSP URL address are mapped.

It can be understood that after generating the RTSP URL address corresponding to the above URL address, the Internet stream manager can save the URL address, the RTSP URL address, and the correspondence between them in the local database.

311. The Internet stream manager sends the RTSP URL address corresponding to the URL address to the iEPG system.

When the Internet stream manager receives the URL address for the first time, after performing step 310, when the Internet stream manager does not receive the URL address for the first time, it can use the URL address. The mapping between the address and the RTSP URL obtains the RTSP URL address corresponding to the URL address and sends it to the iEPG system.

312. The iEPG system returns the RTSP URL address to the digital television terminal.

313. The digital television terminal interacts with the MDN system through the RTSP URL; the digital television terminal can interact with the MDN system according to the RTSP URL address returned by the iEPG system, and access the video stream recorded by the MDN system.

It can be understood that, before the MDN system completes the recording of the video stream, the digital television terminal can play the video stream through the time shift mode. After the MDN system completes the recording of the video stream, the digital television terminal can play the video stream in the on-demand mode. .

As can be seen from the above, in the embodiment of the present invention, after receiving the notification from the Internet stream manager, the video transcoder obtains the corresponding video stream corresponding to the Internet video from the Internet for transcoding, and sends the data to the MDN system, the MDN system. After receiving the notification from the Internet stream manager, receiving and recording the transcoded video stream sent by the video transcoder, the digital television terminal accesses the MDN through the RTSP address generated by the Internet stream manager and corresponding to the URL address of the source Internet video. The video stream recorded by the system. By the method for accessing the Internet video by the digital television terminal provided by the invention, the user can access the video on the Internet without upgrading and replacing the original digital TV terminal with the interactive function, thereby saving the user cost and solving the mainstream digital The TV terminal cannot access the Internet video.

In order to facilitate the implementation of the above technical solution of the embodiments of the present invention, an embodiment of the present invention further provides an Internet stream management device, a video transcoding device, and a system for implementing a digital television terminal to access an Internet video.

Referring to FIG. 4, an Internet stream management device according to an embodiment of the present invention includes: a receiving unit 401, configured to receive a URL address sent by an iEPG system;

The above URL address corresponds to an internet video.

In practical use, the digital TV terminal interacts with the iEPG system through the HTTP protocol, and the digital television terminal can access the video information and the corresponding URL address (including the video information in the Internet and the corresponding URL address) in the iEPG system, when the iEPG system Upon receiving the broadcast internet video request message sent by the digital television terminal, the iEPG system sends the URL address corresponding to the internet video. Manage devices for Internet streaming.

The determining unit 402 is configured to: when the receiving unit 401 receives the URL address, determine whether the URL address is received for the first time;

When the receiving unit 401 receives the URL address sent by the iEPG system, it determines whether the URL address is received for the first time, and if so, triggers the first notification unit 403, the second notification unit 404, and the mapping unit 405, and if not, triggers the sending unit. 406.

In an application scenario, the determining unit 402 is specifically configured to: when the receiving unit 401 receives the URL address, obtain an RTSP URL address corresponding to the URL address, and if the obtaining succeeds, determine that the URL address is not received for the first time; If the acquisition fails, it can be determined that the above URL address is received for the first time.

The first notification unit 403 is configured to: when the determining unit 402 determines that the URL address is received for the first time, notify the video transcoder to acquire the video stream corresponding to the corresponding Internet video for transcoding, and send the transcoded video stream. To the MDN system;

In an application scenario, the first notification unit 403 may further include:

a setting unit, configured to set a target MDN address of the video transcoder, a transcoding parameter, and the like; the target MDN address may be a receiving address, a port number, and the like of the target MDN, and the transcoding parameter may include an audio encoding format and a code. Rate, video encoding format and bit rate, frame rate, video resolution, and video stream encapsulation format.

a sending notification unit, configured to send, to the video transcoder, a first request message that carries the URL address, the target MDN address, and the transcoding parameter, to notify the video transcoder to obtain a video stream corresponding to the corresponding Internet video, Transcoding the video stream according to the transcoding parameter (for example, transcoding into a transport stream, that is, a TS stream), and transmitting the transcoded video stream to the MDN system corresponding to the target MDN address.

The second notification unit 404 is configured to notify the MDN system to receive and record the transcoded video stream sent by the video transcoder when the determining unit 402 determines that the URL address is received for the first time;

In an application scenario, the second notification unit 404 is specifically configured to send, after the setting unit sets the target MDN address of the frequency transcoder (for example, the receiving address, port number, and the like of the target MDN), to the MDN system. Notifying the above MDN by carrying a second request message with a receiving address and a port number The system receives the transcoded video stream sent by the video transcoder at the receiving address and the port number. The mapping unit 405 is configured to: when the determining unit 402 determines that the URL address is received for the first time, generate an RTSP URL address corresponding to the URL address;

When the Internet stream management device receives the above URL address for the first time, the mapping unit 405 generates an RTSP URL address corresponding to the above URL address.

It can be understood that, after the mapping unit 405 generates the RTSP URL address corresponding to the URL address, the mapping URL 405 can store the URL address, the RTSP URL address, and the correspondence between them in the local database.

The sending unit 406 is configured to send the RTSP URL address generated by the mapping unit 405 to the iEPG system, so that the iEPG system returns the RTSP URL address to the digital television terminal, and the digital television terminal accesses the recorded by the MDN system according to the RTSP URL address. Video stream.

It should be noted that the Internet stream management device in this embodiment may be used as the Internet stream manager in the foregoing method embodiment, and may be used to implement all the technical solutions in the foregoing method embodiments, and the functions of the respective function modules may be according to the foregoing method. The method in the embodiment is specifically implemented. For the specific implementation process, refer to the related description in the foregoing embodiment, and details are not described herein again.

It can be seen that, in the embodiment of the present invention, after receiving the URL address sent by the iEPG system for the first time, the Internet stream management device notifies the video transcoder to obtain the video stream corresponding to the corresponding Internet video from the Internet, performs transcoding processing, and sends the data stream to the network transcoder. The MDN system notifies the MDN system to receive and record the transcoded video stream sent by the video transcoder, and generates an RTSP URL address corresponding to the URL address, so that the digital television terminal can access the video stream recorded by the MDN system through the RTSP URL address. . By the method for accessing the Internet video by the digital television terminal provided by the invention, the user can access the video on the Internet without upgrading and replacing the original digital TV terminal with the interactive function, thereby saving the user cost and solving the mainstream digital The TV terminal cannot access the Internet video. Referring to FIG. 5, a video transcoding device according to an embodiment of the present invention includes: an obtaining unit 501, configured to acquire a video stream corresponding to an internet video after receiving a notification sent by an internet stream manager;

When the Internet stream manager first receives the URL address corresponding to an Internet video sent by the iEPG system, the Internet stream manager notifies the video transcoder that the video transcoder can obtain the information from the Internet after receiving the notification. The corresponding video stream corresponding to the Internet video is transcoded, and the transcoded video stream is sent to the MDN system.

The transcoding unit 502 is configured to perform transcoding processing on the video stream acquired by the obtaining unit 501, and send the transcoded video stream to the MDN system.

In an application scenario, if the notification sent by the Internet stream manager carries the target MDN address (for example, it may be the receiving address, port number, etc. of the target MDN), the transcoding parameter (such as the audio encoding format and code) The information of the rate, the video coding format and the code rate, the frame rate, the video resolution, and the video stream encapsulation format, etc., may be transcoded by the transcoding unit 502 according to the transcoding parameter, and the transcoding is performed. The processed video stream is sent to the MDN system corresponding to the target MDN address, so that the MDN system can receive and record the video stream and provide the digital TV terminal for access.

It should be noted that the video transcoding device in this embodiment may be used as the video transcoder in the foregoing method embodiment, and may be used to implement all the technical solutions in the foregoing method embodiments, and the functions of the various functional modules may be according to the foregoing method. The method in the embodiment is specifically implemented. For the specific implementation process, refer to the related description in the foregoing embodiment, and details are not described herein again.

It can be seen that, in the embodiment of the present invention, after receiving the notification from the Internet stream manager, the video transcoding device obtains the video stream corresponding to the corresponding Internet video from the Internet for transcoding, and sends the video stream to the MDN system to make the MDN. The system can receive and record the above video stream and provide it to the digital television terminal for access. By the method for accessing the Internet video by the digital television terminal provided by the invention, the user can access the video on the Internet without upgrading and replacing the original digital TV terminal with the interactive function, thereby saving the user cost and solving the mainstream digital The TV terminal cannot access the Internet video. A system for implementing a digital television terminal to access an Internet video according to an embodiment of the present invention is described below. Referring to FIG. 6, the method includes:

Internet Stream Manager 601, iEPG System 602, Video Transcoder 603, and MDN System

604;

Internet flow manager 601, configured to receive a URL address sent by iEPG system 602,

The URL address corresponds to an Internet video; determining whether the URL address is received for the first time; if the URL address is received for the first time, the video transcoder 603 is notified to obtain the video stream corresponding to the Internet video for transcoding, and after transcoding The Internet video stream is sent to the MDN system 604; if the URL address is received for the first time, the MDN system 604 is notified to receive and record the transcoded video stream sent by the video transcoder 603; if the URL address is received for the first time, The URL iEPG system 602 is generated to facilitate the iEPG system 602 to return the RTSP URL address to the digital television terminal, and the digital television terminal accesses the video stream recorded by the MDN system 604 according to the RTSP URL address.

The internal structure of the Internet stream manager 601 can be referred to the Internet stream management device shown in FIG. The internal structure of the video transcoder 603 can be referred to the video transcoding device shown in FIG.

The iEPG system 602 is configured to send a URL address to the Internet stream manager 601, where the URL address corresponds to an Internet video.

The video transcoder 603 is configured to: after receiving the notification from the Internet stream manager 601, obtain a video stream corresponding to the Internet video for transcoding, and send the transcoded video stream to the MDN system 604.

The MDN system 604 is configured to receive and record the transcoded video stream transmitted by the video transcoder 603 after receiving the notification from the Internet stream manager 601.

It can be understood that each entity in the system for implementing the access to the Internet video by the digital television terminal in the embodiment of the present invention may be a corresponding entity in the foregoing method embodiment, which may be used to implement all technical solutions in the method embodiment, and various functions thereof. The function of the module may be specifically implemented according to the method in the foregoing method embodiment. For the specific implementation process, refer to the related description in the foregoing embodiment, and details are not described herein again. It should be noted that, for the foregoing method embodiments, for the sake of simple description, they are all expressed as a series of action combinations, but those skilled in the art should understand that the present invention is not limited by the described action sequence. Because in accordance with the present invention, certain steps may be performed in other sequences or concurrently. In addition, those skilled in the art should also understand that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the present invention.

In the above embodiments, the descriptions of the various embodiments are different, and the details are not described in detail in an embodiment. For reference, refer to the related description in other embodiments.

In summary, in the embodiment of the present invention, after receiving the notification from the Internet stream manager, the video transcoder obtains the corresponding video stream from the Internet for transcoding, and sends the data to the MDN system, and the MDN system receives the Internet stream. After the notification of the manager, the transcoded Internet video stream sent by the video transcoder is received and recorded, and the digital television terminal accesses the MDN system recording through the RTSP address generated by the Internet stream manager and corresponding to the URL address of the source Internet video stream. Internet video streaming. By the method for accessing the Internet video by the digital television terminal provided by the invention, the user can access the video on the Internet without upgrading and replacing the original digital TV terminal with the interactive function, thereby saving the user cost and solving the mainstream digital The TV terminal cannot access the Internet video.

A person skilled in the art can understand that all or part of the steps of implementing the above embodiments can be completed by a program to instruct related hardware, and the program can be stored in a computer readable storage medium, the above mentioned storage. The medium can be a read only memory, a random access memory, a magnetic or optical disk, and the like.

The method for accessing the Internet video and the related device and system of the digital television terminal provided by the present invention are described in detail. For those skilled in the art, according to the idea of the embodiment of the present invention, in the specific implementation manner and application scope There are variations, and the contents of the present specification should not be construed as limiting the invention.

Claims

Rights request

A method for accessing an Internet video by a digital television terminal, comprising: receiving a uniform resource locator URL address sent by an interactive electronic program guide iEPG system, wherein the URL address corresponds to an internet video;

Determining whether the URL address is received for the first time;

If the URL address is received for the first time, Bay' J,

Notifying the MDN system to receive and record the transcoded video stream sent by the video transcoder,

Generating a real-time streaming protocol RTSP URL address corresponding to the URL address;

Sending the RTSP URL address to the iEPG system, so that the iEPG system returns the RTSP URL address to the digital television terminal, and the digital television terminal accesses the video recorded by the MDN system according to the RTSP URL address. flow.

The method according to claim 1, wherein the determining whether the URL address is received for the first time comprises:

Obtaining an RTSP URL address corresponding to the URL address,

If the obtaining is successful, it is determined that the URL address is not received for the first time;

If the acquisition fails, it is determined that the URL address is received for the first time.

The method according to claim 1, wherein the notification video transcoder obtains a video stream corresponding to the Internet video, performs transcoding processing on the obtained video stream, and converts the transcoded video stream. The video stream is sent to the media distribution network MDN system, including:

Set the target MDN address of the video transcoder, transcoding parameters;

Transmitting, by the video transcoder, a first request message that carries the URL address, the target MDN address, and the transcoding parameter, to notify the video transcoder to acquire the video stream corresponding to the Internet video, according to The transcoding parameter performs transcoding processing on the video stream, and sends the transcoded video stream to the MDN system corresponding to the target MDN address.

4. The method of claim 3, wherein

The target MDN address includes a receiving address and a port number of the target MDN; And the notifying the MDN system to receive and record the transcoded video stream sent by the video transcoder, including:

Transmitting, by the MDN system, a second request message carrying the receiving address and the port number, informing the MDN system to receive and record the transcoded content sent by the video transcoder after the receiving address and port number Video stream.

5. An internet stream management device, comprising:

a first notification unit, configured to: when the determining unit determines that the URL address is received for the first time, notify the video transcoder to acquire the video stream corresponding to the Internet video, and perform transcoding on the obtained video stream. And transmitting the transcoded video stream to the MDN system;

a sending unit, configured to send the RTSP URL address generated by the mapping unit to the iEPG system, so that the iEPG system returns the RTSP URL address to a digital television terminal, according to the RTSP URL by the digital television terminal The address accesses the video stream recorded by the MDN system.

6. The Internet stream management device according to claim 5, wherein

The determining unit is specifically configured to: obtain an RTSP URL address corresponding to the URL address, and if the obtaining succeeds, determine that the URL address is not received for the first time; if the obtaining fails, determine that the URL address is received for the first time.

The Internet traffic management device according to claim 5, wherein the first notification unit comprises:

a setting unit, configured to set a target MDN address of the video transcoder, and a transcoding parameter; a sending notification unit, configured to send, to the video transcoder, a first request message that carries the URL address, the target MDN address, and the transcoding parameter, to notify the video transcoder to obtain the Internet video corresponding After the video stream, the video stream is transcoded according to the transcoding parameter, and the transcoded video stream is sent to the MDN system corresponding to the target MDN address.

8. The Internet stream management device according to claim 7, wherein:

The target MDN address includes a receiving address and a port number of the target MDN;

The second notification unit is specifically configured to send, to the MDN system, a second request message that carries the receiving address and the port number, and notify the MDN system to receive, by using the receiving address and the port number, the video transcoder to send The transcoded video stream.

9. A video transcoding device, comprising:

An obtaining unit, configured to obtain a video stream corresponding to the corresponding internet video after receiving the notification sent by the internet stream manager;

The transcoding sending unit is configured to perform transcoding processing on the video stream acquired by the acquiring unit, and send the transcoded video stream to the MDN system.

10. A system for realizing access to Internet video by a digital television terminal, comprising: an internet stream manager, an iEPG system, a video transcoder, and an MDN system;

The Internet stream manager includes: a receiving unit, configured to receive a URL address sent by the iEPG system, where the URL address corresponds to an Internet video; and a determining unit, configured to: when the receiving unit receives the URL address, Determining whether the URL address is received for the first time. The first notification unit is configured to notify the video transcoder to obtain the video stream corresponding to the Internet video when the determining unit determines that the URL address is received for the first time. Code processing, and the transcoded video stream is sent to the MDN system; the second notification unit is configured to notify the MDN system to receive and record the first time when the determining unit determines that the URL address is received for the first time. a transcoded video stream sent by the video transcoder; a mapping unit, configured to: when the determining unit determines that the URL address is received for the first time, generate an RTSP URL address corresponding to the URL address; Sending the RTSP URL address to the iEPG system, so that the iEPG system returns the RTSP URL address to the digital television a terminal, the digital television terminal accessing the video stream recorded by the MDN system according to the RTSP URL address;

The iEPG system is configured to send a URL address to the internet stream manager, where the URL is The address corresponds to an internet video;

The video transcoder includes: an obtaining unit, configured to acquire a video stream corresponding to the Internet video after receiving the notification of the Internet stream manager; and a transcoding sending unit, configured to acquire the acquiring unit The video stream is transcoded, and the transcoded video stream is sent to the MDN system; the MDN system is configured to receive and record the video transcoder to send after receiving the notification of the Internet stream manager. The transcoded video stream.