WO2016061887A1 - Video conversion method and apparatus, playing system and terminal - Google Patents

Video conversion method and apparatus, playing system and terminal Download PDF

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Publication number
WO2016061887A1
WO2016061887A1 PCT/CN2014/094049 CN2014094049W WO2016061887A1 WO 2016061887 A1 WO2016061887 A1 WO 2016061887A1 CN 2014094049 W CN2014094049 W CN 2014094049W WO 2016061887 A1 WO2016061887 A1 WO 2016061887A1
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WO
WIPO (PCT)
Prior art keywords
video
program
program transmission
transmission stream
stream
Prior art date
Application number
PCT/CN2014/094049
Other languages
French (fr)
Chinese (zh)
Inventor
林铠鹏
江楚发
刘许波
邹永军
Original Assignee
深圳国微技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Application filed by 深圳国微技术有限公司 filed Critical 深圳国微技术有限公司
Publication of WO2016061887A1 publication Critical patent/WO2016061887A1/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/643—Communication protocols

Definitions

  • the invention belongs to the field of video playing, and in particular relates to a video conversion method, device, playing system and terminal.
  • Video playback refers to the use of the Internet and streaming media technology to play, the video is a mixture of images, text, sound and other rich elements, sound and shape, the effect is excellent, and gradually become the mainstream expression of the Internet.
  • Watched video TS Transport Streams, transport streams
  • TS is directly provided by the broadcast television network.
  • the TS from the broadcast television network cannot be directly played on the Android system, and the Android system needs to be complicatedly modified and played through the local play interface, which realizes high cost.
  • the embodiment of the invention provides a video conversion method, which can directly play a program stream transmitted by a broadcast television network without modifying the Android system of the video player, and the implementation cost is low.
  • the embodiment of the present invention is implemented by the method for video playing, and the method includes the following steps:
  • the embodiment of the invention further provides a video conversion device, the device comprising:
  • a signal processing unit configured to receive a multi-program transmission stream, and convert the multi-program transmission stream into a plurality of single-channel program transmission streams
  • a resource address allocation unit configured to allocate a uniform resource locator for each single program transmission stream
  • the program forwarding unit is configured to transmit, according to the program play request, the corresponding one-way program transmission stream to the video player for playing by using the uniform resource locator.
  • An embodiment of the present invention further provides a video playing system, where the system includes: a video converting device and a video player;
  • the video conversion device includes:
  • a signal processing unit configured to receive a multi-program transmission stream, and convert the multi-program transmission stream into a plurality of single-channel program transmission streams
  • a resource address allocation unit configured to allocate a uniform resource locator for each single program transmission stream
  • the program forwarding unit is configured to transmit, according to the program play request, the corresponding one-way program transmission stream to the video player for playing by using the uniform resource locator.
  • the embodiment of the present invention further provides a terminal, including a communication interface, an input device, and an output device, where the terminal device further includes a video playing system, where the video playing system is connected to the input device and the output device through a communication interface,
  • the video playback system includes: a video conversion device and a video player;
  • the video conversion device includes:
  • a signal processing unit configured to receive a multi-program transmission stream, and convert the multi-program transmission stream into a plurality of single-channel program transmission streams
  • a resource address allocation unit configured to allocate a uniform resource locator for each single program transmission stream
  • the program forwarding unit is configured to transmit, according to the program play request, the corresponding one-way program transmission stream to the video player for playing by using the uniform resource locator.
  • the TS stream can be played on the local playback interface without modifying the Android system. It is also possible to play TS streams on mobile video terminal devices, reducing implementation costs and allowing users to have good playback quality and Internet experience.
  • FIG. 1 is a network environment diagram of a video conversion method according to an embodiment of the present invention.
  • FIG. 2 is a flowchart of an implementation of a video conversion method according to an embodiment of the present invention
  • FIG. 3 is a flowchart of an implementation of sending a TS stream by a virtual server according to an embodiment of the present invention
  • FIG. 4 is a schematic structural diagram of a video conversion apparatus according to an embodiment of the present invention.
  • FIG. 5 is a schematic structural diagram of a video playing system according to Embodiment 1 of the present invention.
  • FIG. 6 is a schematic structural diagram of a video playing system according to Embodiment 2 of the present invention.
  • FIG. 7 is a schematic structural diagram of a terminal according to an embodiment of the present invention.
  • video data playback in the Android system can be realized by allocating a uniform resource locator for each program transmission stream in the video converter, and then playing video by the video player.
  • FIG. 1 shows a network environment suitable for implementing a video conversion method by a virtual server according to an embodiment of the present invention.
  • the video converter is connected to the broadcast television network through the Dongle (conditional receiving device) to obtain audio and video program signals on the broadcast television network, that is, the transport stream, and is played on the video player.
  • the video converter can also directly Connect to a broadcast TV network.
  • the video player is a video playing device installed in the Android operating system, and the device can be implemented by hardware, such as a smart TV and a smart phone, or can be implemented by software to install the playing software on the terminal Android operating system. .
  • the video converter is a video signal conversion device installed in the Android operating system, and the device may be implemented by hardware or by software, and the video converter may be placed on the network television or placed on the network. Set-top box.
  • Video players and video converters can be located on the same hardware device, such as a network TV; they can also be located on different hardware devices, such as video converters located in network set-top boxes or Dongle, and video players located on Internet TV.
  • the video player may be a device connected to a video converter through a wireless or wired network, receiving a signal sent by a virtual server in the video converter, and installing a video playing software, such as a mobile phone, a PAD, or Computer, etc.
  • FIG. 2 shows an implementation flow of a video conversion method provided by an embodiment of the present invention, which is described in detail as follows:
  • step S201 receiving a multi-program transmission stream, converting the multi-program transmission stream into a plurality of single-channel program transmission streams;
  • the received multi-frequency multiplex program TS stream can be processed into a single-frequency multiplex program TS stream by the video converter Dongle, and then passed through the DVB (Digital) in the video converter.
  • Video The Broadcasting, Digital Video Broadcasting System standard is modified to a single-channel TS stream, and then the single-channel TS stream is sent through a virtual server to view the video on the Android system.
  • the TS stream transmitted from the broadcast television network to Dongle is a TS stream containing a plurality of frequency points
  • the TS stream at each frequency point contains a plurality of programs.
  • the multi-frequency TS stream is then deleted by the video converter to a multi-program TS stream containing only the user-specified frequency points, and the single-frequency point multi-program TS stream is transmitted to the video converter.
  • the received single-frequency multi-channel program transmission stream passes through DVB (Digital Video Broadcasting, digital video broadcasting system standard processing, modified to single-frequency single-channel program transmission stream, transmitted to the virtual server.
  • DVB Digital Video Broadcasting, digital video broadcasting system standard processing, modified to single-frequency single-channel program transmission stream, transmitted to the virtual server.
  • the video converter allocates a uniform resource locator for each single program transmission stream in step S202;
  • the media sources supported by the Android system for video playback are: media files in the application, media files stored in the file system, and external URL streams.
  • the media files in the application and the file system are size-restricted media files, which are not in compliance with the requirements for playing the TS stream;
  • the external URL stream is a data stream connected through the network, and during the TS stream playing process, The TS stream is converted to an external URL stream for normal playback on Android.
  • a virtual server may be generated in the video converter to allocate a uniform resource locator for each single program transmission stream;
  • the operating system of the video converter is a virtual server and TCP/IP (Transmission) Control Protocol/Internet Protocol, Transport Control/Internet Protocol) protocol interaction provides a socket interface.
  • IP Internet Protocol, Internet Protocol
  • the Android video player and the virtual server establish a structure equivalent to C/S (Client/Server, client/server), and the Android video player accesses the virtual server through the URL.
  • the virtual server may be RTSP (Real Time Streaming) Protocol, real-time streaming protocol) server or HTTP (Hypertext Transfer Protocol) server.
  • RTSP Real Time Streaming Protocol
  • HTTP Hypertext Transfer Protocol
  • step S203 according to the program play request, the corresponding single channel program transmission stream is transmitted to the video player for playing by the uniform resource locator.
  • the virtual server sends the single channel TS stream transmitted by the video converter to the Android video player, and the TS stream is decoded and played by the Android video player.
  • the virtual server may send the single-frequency single-channel program TS stream to an Android video player in the video converter for playback.
  • the virtual server may also send the single-frequency single-channel program TS stream to a device connected to the video converter through a wireless or wired network and installed with video playing software, such as a mobile phone, a PAD, or Computer, etc.
  • FIG. 3 is a flowchart showing an implementation process of sending a TS stream by a virtual server according to an embodiment of the present invention, which is as follows:
  • step S301 the connection request of at least one video play is monitored by the uniform resource locator
  • the video player broadcasts a Discover message to the virtual server and establishes a connection request, at which point the virtual server listens for the connection request.
  • step S302 responding to the connection request, and receiving at least one program play request sent by the video player;
  • step S303 the corresponding one-way program TS stream is transmitted to the video player according to the program play request.
  • the virtual server separately sends a single program TS stream to the video player according to different play requests.
  • the foregoing program may be stored in a computer readable storage medium, and when executed, the program includes The steps of the foregoing method embodiments, wherein the foregoing storage medium comprises: a medium that can store program codes, such as a ROM, a RAM, a magnetic disk, or an optical disk.
  • the TS stream can be played by the local playback interface without modifying the Android system. It is also possible to play TS streams on mobile video terminal devices, reducing implementation costs and allowing users to have good playback quality and Internet experience.
  • FIG. 4 shows a structure of a video conversion apparatus according to an embodiment of the present invention. For convenience of description, only parts related to the embodiment of the present invention are shown.
  • the video conversion device 10 includes a signal processing unit 101, a resource address assigning unit 102, and a program forwarding unit 103.
  • the video conversion device 10 is a video signal conversion device installed in the Android operating system.
  • the device may be implemented by hardware or by software.
  • the video conversion device 10 may be placed on a network television or may be placed. In the network set-top box.
  • the signal processing unit 101 is built in the video conversion device 10, receives the multi-program transmission stream transmitted by the video conversion device 10, converts the multi-program transmission stream into a plurality of single-channel program transmission streams, and transmits the same to the virtual server.
  • the received multi-frequency multiplex program TS stream can be processed into a single-frequency multiplex program TS stream by a video conversion device, such as Dongle, and then passed through the DVB (Digital) in the signal processing unit 101.
  • the Video Broadcasting (Digital Video Broadcasting) standard was modified to a single-frequency single-channel program TS stream.
  • the signal processing unit 101 includes a TS stream processing unit 1011 and a signal output unit 1012.
  • the TS stream processing unit 1011 processes the single-frequency point multiplex program transmission stream into a single-frequency point single-channel program transmission stream by the DVB standard, and then transmits the single-frequency point single-channel program transmission stream to the virtual server through the transmission stream output unit 1012.
  • the resource address assigning unit 102 allocates a uniform resource locator for each single channel program transmission stream.
  • the media sources supported by the Android system for video playback are: media files in the application, media files stored in the file system, and external URL streams.
  • the media files in the application and the file system are size-restricted media files, which are not in compliance with the requirements for playing the TS stream;
  • the external URL stream is a data stream connected through the network, and during the TS stream playing process, The TS stream is converted to an external URL stream for normal playback on Android.
  • a virtual server may be generated in the video conversion device 10 to implement a uniform resource locator for each single program transmission stream.
  • the resource address allocation unit 102 of the virtual server allocates a uniform resource locator for each single-channel program transmission stream, and the program forwarding unit 103 of the virtual server transmits the corresponding single-channel program by using the uniform resource locator according to the program play request. Streaming to the video player for playback.
  • the operating system of the video conversion device 10 is a virtual server and TCP/IP (Transfer Controln) Protocol/Internet Protocol, Transport Control/Internet Protocol) protocol interaction provides a socket interface.
  • the virtual server passes through the socket interface and the IP of the video conversion device 10 (Internet) Protocol, Internet Protocol) address binding, at the same time, the IP address is also the IP address in the URL.
  • a virtual server side is constructed in the video conversion device 10, and the video player can access the virtual server through the URL.
  • the video player and the virtual server establish a structure equivalent to C/S (Client/Server, client/server), and the video player accesses the virtual server through the URL.
  • the virtual server may be RTSP (Real Time Streaming) Protocol, real-time streaming protocol) server or HTTP (Hypertext Transfer Protocol) server.
  • RTSP Real Time Streaming Protocol
  • HTTP Hypertext Transfer Protocol
  • the program forwarding unit 103 transmits the corresponding one-way program transmission stream to the video player for playing by the uniform resource locator according to the program play request.
  • the program forwarding unit 103 includes a listening unit 1031, an interaction unit 1032, and a transmitting unit 1033.
  • the listening unit 1031 monitors the connection request sent by the video player, and responds to the connection request through the interaction unit 1032. After responding, the interaction unit 1032 receives a program play request sent by the video player.
  • the transmitting unit 1033 transmits the module one-way program TS stream and forwards the video player to the video player according to the received program play request.
  • FIG. 5 shows the structure of a video playing system according to Embodiment 1 of the present invention. For the convenience of description, only parts related to the embodiment of the present invention are shown.
  • the video playback system 1 includes a video conversion device 10 and a video player 11.
  • the video conversion device 10 is a video signal conversion device installed in the Android operating system.
  • the device may be implemented by hardware or by software.
  • the video conversion device 10 may be placed on a network television or may be placed. In the network set-top box.
  • the video player 11 is a video playing device installed in the Android operating system, and the device can be implemented by hardware, such as a smart TV and a smart phone, or can be installed by the software to be installed on the terminal Android operating system. software.
  • the video conversion device 10 and the video player 11 may be located in the same hardware device, such as a network television; or may be located in different hardware devices, such as the video conversion device 10 located in a network set-top box or Dongle, and the video player 11 is located in a network television.
  • the video conversion device 10 includes a signal processing unit 101, a resource address assignment unit 102, and a program forwarding unit 103.
  • the signal processing unit 101 is built in the video conversion device 10, receives the multi-program transmission stream transmitted by the video conversion device 10, converts the multi-program transmission stream into a plurality of single-channel program transmission streams, and transmits the same to the virtual server.
  • the received multi-frequency multiplex program TS stream can be processed into a single-frequency multiplex program TS stream by the video conversion device Dongle, and then passed through the DVB (Digital) in the signal processing unit 101.
  • the Video Broadcasting (Digital Video Broadcasting) standard was modified to a single-frequency single-channel program TS stream.
  • the signal processing unit 101 includes a TS stream processing unit 1011 and a signal output unit 1012.
  • the TS stream processing unit 1011 processes the single-frequency point multiplex program transmission stream into a single-frequency point single-channel program transmission stream by the DVB standard, and then transmits the single-frequency point single-channel program transmission stream to the virtual server through the transmission stream output unit 1012.
  • the resource address assigning unit 102 allocates a uniform resource locator for each single channel program transmission stream.
  • the media sources supported by the Android system for video playback are: media files in the application, media files stored in the file system, and external URL streams.
  • the media files in the application and the file system are size-restricted media files, which are not in compliance with the requirements for playing the TS stream;
  • the external URL stream is a data stream connected through the network, and during the TS stream playing process, The TS stream is converted to an external URL stream for normal playback on Android.
  • a virtual server may be generated in the video conversion device 10 to implement a uniform resource locator for each single program transmission stream.
  • the resource address allocation unit 102 of the virtual server allocates a uniform resource locator for each single program transmission stream.
  • the operating system of the video conversion device 10 is a virtual server and TCP/IP (Transfer Controln) Protocol/Internet Protocol, Transport Control/Internet Protocol) protocol interaction provides a socket interface.
  • IP Internet Protocol, Internet Protocol
  • the video player 11 can be an Android video playback unit in a video converter.
  • the video player 11 establishes a structure equivalent to C/S (Client/Server) with the virtual server, and the video player 11 accesses the virtual server through the URL.
  • the virtual server may be RTSP (Real Time Streaming) Protocol, real-time streaming protocol) server or HTTP (Hypertext Transfer Protocol) server.
  • RTSP Real Time Streaming Protocol
  • HTTP Hypertext Transfer Protocol
  • the program forwarding unit 103 transmits the corresponding one-way program transmission stream to the video player 11 for playing by the uniform resource locator according to the program play request.
  • the virtual server unit 103 includes a listening unit 1031, an interaction unit 1032, and a transmitting unit 1033.
  • the listening unit 1031 monitors the connection request sent by the video player 11 and responds to the connection request through the interaction unit 1032.
  • the interaction unit 1032 receives the program play request sent by the video player 11 after the response.
  • the transmitting unit 1033 transmits the module one-way program TS stream and forwards it to the video player 11 according to the received program play request.
  • the advantage of the first embodiment is that the TS stream is sent to the player through the virtual server without modifying the Android system, and the TS stream is played on the local play interface, without modifying the Android system, so that the difference between the played video and the video source is relatively small, so that the user owns Good playback quality and internet experience.
  • FIG. 6 shows a structure of a video playing system according to Embodiment 2 of the present invention. The difference between this embodiment and Embodiment 1 is:
  • the video player 11 is not limited to a video converter, but may be a device connected to a video converter through a wireless or wired network and configured with a video player 11, such as a mobile phone, a PAD, or a computer.
  • the advantage of the second embodiment is that the TS stream is sent by the virtual server, so that the Android system is not required to be modified, and the video is played by the mobile terminal device, which brings convenience to the user.
  • a uniform resource locator is allocated for each program transmission stream in the video conversion device, and then the video player plays video, so that the Android system can be played without modifying the Android system.
  • the TS stream can be played, and the TS stream can also be played on the mobile video terminal device, thereby reducing the implementation cost and allowing the user to have a good playback quality and an Internet experience.
  • FIG. 7 shows the structure of a terminal provided by an embodiment of the present invention. For the convenience of description, only parts related to the embodiment of the present invention are shown.
  • the terminal includes:
  • the video playback system 1 is connected to the communication interface 2, including: a video conversion device 10 and a video player 11;
  • the video conversion device 10 includes: a signal processing unit 101, configured to receive a multi-program transmission stream, and convert the multi-program transmission stream into a plurality of single-channel program transmission streams;
  • a resource address allocation unit 102 configured to allocate a uniform resource locator for each single program transmission stream
  • the program forwarding unit 103 is configured to transmit, according to the program play request, the corresponding one-way program transmission stream to the video player for playing by using the uniform resource locator.
  • the communication interface 2 is connected to the video playback system 1, the input device 3, and the output device 4, respectively, to implement data communication between the video playback system 1 and other devices such as the input device 3 and the output device 4.
  • the communication interface 2 can be USB, HDMI (High Definition Multimedia Interface, High Definition Multimedia Interface), PCMCIA (Personal Computer Memory Card) International Association Industry Standard Architecture, expansion card interface for portable computers) or DVI (Digital Visual Interface).
  • the input device 3 is connected to the communication interface 2, receives a play command of the user, and transmits it to the communication interface 2.
  • the input device 3 includes, but is not limited to, a button, a mouse, a keyboard remote controller, and the like.
  • the output device 4 is connected to the communication interface 2, and receives and outputs a digital television signal transmitted by the communication interface 2 and processed by the video playback system 1.
  • the output device 4 includes but is not limited to a player, a display screen, a speaker, and the like.
  • the terminal includes, but is not limited to, a smart TV, a conditional receiver, a network box, and the like.
  • the terminal provided by the embodiment of the present invention allocates a uniform resource locator for each program transmission stream in the video conversion device, and then plays video by the video player, so that the Android system can be played without playing the local playback interface.
  • the TS stream can also play TS streams on mobile video terminal devices, reducing implementation costs and allowing users to have good playback quality and Internet experience.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Abstract

Provided are a video conversion method and system, which are applicable to the field of video playing. The method includes the following steps: receiving a multiplex program transport stream, and converting the multiplex program transport stream into a plurality of simplex program transport streams; allocating a uniform resource locator for each simplex program transport stream; and transmitting, according to a program playing request, the corresponding simplex program transport streams to a video player through the uniform resource locator for playing. In the embodiments of the present invention, a uniform resource locator is allocated for each program transport stream in a video converter, and then a video is played by the video player, so that an Android system does not need to be modified, and the TSs can be played via a local playing interface and a mobile video terminal device, thereby reducing implementation costs and providing an excellent playing quality and internet experience for users.

Description

一种视频转换方法、装置、播放系统及终端  Video conversion method, device, playback system and terminal 技术领域Technical field
本发明属于视频播放领域，尤其涉及视频转换方法、装置、播放系统及终端。The invention belongs to the field of video playing, and in particular relates to a video conversion method, device, playing system and terminal.
背景技术Background technique
视频播放是指利用互联网及流媒体技术进行播放，视频融合了图像、文字、声音等丰富元素，声形并茂，效果极佳，逐渐成为互联网的主流表达方式。Video playback refers to the use of the Internet and streaming media technology to play, the video is a mixture of images, text, sound and other rich elements, sound and shape, the effect is excellent, and gradually become the mainstream expression of the Internet.
现在越来越多的观众通过网络视频播放器，如网络电视和网络机顶盒观看视频。观看的视频TS（Transport Stream，传输流）大部分直接来自互联网，如通过一些视频应用接收经过处理的适合互联网传播的视频文件。但是其中，对于一些实时性比较强的视频播放，如体育比赛直播，综艺节目直播，TS是由广播电视网络直接提供。现有技术中，来自广播电视网络的TS不能直接在安卓系统上播放，需要将安卓系统进行复杂修改并通过本地播放接口播放，实现成本高。More and more viewers are now watching videos through network video players such as IPTV and network set-top boxes. Watched video TS (Transport Streams, transport streams) are mostly directly from the Internet, such as receiving processed Internet-compatible video files through some video applications. However, for some real-time video playback, such as sports live broadcast, variety show live, TS is directly provided by the broadcast television network. In the prior art, the TS from the broadcast television network cannot be directly played on the Android system, and the Android system needs to be complicatedly modified and played through the local play interface, which realizes high cost.
技术解决方案Technical solution
本发明实施例提供一种视频转换方法，不需要修改视频播放器的安卓系统就能直接播放广播电视网络传输过来的节目流，实现成本低。The embodiment of the invention provides a video conversion method, which can directly play a program stream transmitted by a broadcast television network without modifying the Android system of the video player, and the implementation cost is low.
本发明实施例是这样实现的，一种视频播放的方法，所述方法包括如下步骤：The embodiment of the present invention is implemented by the method for video playing, and the method includes the following steps:
接收多路节目传输流，将所述多路节目传输流转化为多个单路节目传输流；Receiving a multi-program transmission stream, converting the multi-program transmission stream into a plurality of single-channel program transmission streams;
为每个单路节目传输流分配一个统一资源定位符；Allocating a uniform resource locator for each single program transmission stream;
根据节目播放请求，通过所述统一资源定位符将对应的单路节目传输流传输给视频播放器进行播放。And transmitting, according to the program play request, the corresponding one-way program transmission stream to the video player for playing by using the uniform resource locator.
本发明实施例还提供一种视频转换装置，所述装置包括：The embodiment of the invention further provides a video conversion device, the device comprising:
信号处理单元，用于接收多路节目传输流，将所述多路节目传输流转化为多个单路节目传输流；a signal processing unit, configured to receive a multi-program transmission stream, and convert the multi-program transmission stream into a plurality of single-channel program transmission streams;
资源地址分配单元，用于为每个单路节目传输流分配一个统一资源定位符；a resource address allocation unit, configured to allocate a uniform resource locator for each single program transmission stream;
节目转发单元，用于根据节目播放请求，通过所述统一资源定位符将对应的单路节目传输流传输给视频播放器进行播放。The program forwarding unit is configured to transmit, according to the program play request, the corresponding one-way program transmission stream to the video player for playing by using the uniform resource locator.
本发明实施例还提供一种视频播放系统，所述系统包括：视频转换装置和视频播放器；An embodiment of the present invention further provides a video playing system, where the system includes: a video converting device and a video player;
所述视频转换装置包括：The video conversion device includes:
信号处理单元，用于接收多路节目传输流，将所述多路节目传输流转化为多个单路节目传输流；a signal processing unit, configured to receive a multi-program transmission stream, and convert the multi-program transmission stream into a plurality of single-channel program transmission streams;
资源地址分配单元，用于为每个单路节目传输流分配一个统一资源定位符；a resource address allocation unit, configured to allocate a uniform resource locator for each single program transmission stream;
节目转发单元，用于根据节目播放请求，通过所述统一资源定位符将对应的单路节目传输流传输给视频播放器进行播放。The program forwarding unit is configured to transmit, according to the program play request, the corresponding one-way program transmission stream to the video player for playing by using the uniform resource locator.
本发明实施例还提供一种终端，包括通信接口、输入设备、输出设备，所述终端设备还包括视频播放系统，所述视频播放系统通过通信接口与所述输入设备和输出设备连接，所述视频播放系统包括：视频转换装置和视频播放器；The embodiment of the present invention further provides a terminal, including a communication interface, an input device, and an output device, where the terminal device further includes a video playing system, where the video playing system is connected to the input device and the output device through a communication interface, The video playback system includes: a video conversion device and a video player;
所述视频转换装置包括：The video conversion device includes:
信号处理单元，用于接收多路节目传输流，将所述多路节目传输流转化为多个单路节目传输流；a signal processing unit, configured to receive a multi-program transmission stream, and convert the multi-program transmission stream into a plurality of single-channel program transmission streams;
资源地址分配单元，用于为每个单路节目传输流分配一个统一资源定位符；a resource address allocation unit, configured to allocate a uniform resource locator for each single program transmission stream;
节目转发单元，用于根据节目播放请求，通过所述统一资源定位符将对应的单路节目传输流传输给视频播放器进行播放。The program forwarding unit is configured to transmit, according to the program play request, the corresponding one-way program transmission stream to the video player for playing by using the uniform resource locator.
在本发明实施例中，通过在视频转换器中为每个节目传输流分配一个统一资源定位符，然后由视频播放器进行视频播放，达到无需修改安卓系统，既可以在本地播放接口播放TS流，还可以在移动视频终端设备播放TS流，降低实现成本，让用户拥有良好的播放质量和互联网体验。In the embodiment of the present invention, by assigning a uniform resource locator to each program transmission stream in the video converter, and then performing video playback by the video player, the TS stream can be played on the local playback interface without modifying the Android system. It is also possible to play TS streams on mobile video terminal devices, reducing implementation costs and allowing users to have good playback quality and Internet experience.
附图说明DRAWINGS
图1是本发明实施例提供的视频转换方法实施的网络环境图；1 is a network environment diagram of a video conversion method according to an embodiment of the present invention;
图2是本发明实施例提供的视频转换方法的实现流程图；2 is a flowchart of an implementation of a video conversion method according to an embodiment of the present invention;
图3是本发明实施例提供的虚拟服务器发送TS流的实现流程图；3 is a flowchart of an implementation of sending a TS stream by a virtual server according to an embodiment of the present invention;
图4是本发明实施例提供的视频转换装置的结构示意图；4 is a schematic structural diagram of a video conversion apparatus according to an embodiment of the present invention;
图5是本发明实施例一提供的视频播放系统的结构示意图；FIG. 5 is a schematic structural diagram of a video playing system according to Embodiment 1 of the present invention; FIG.
图6是本发明实施例二提供的视频播放系统的结构示意图；6 is a schematic structural diagram of a video playing system according to Embodiment 2 of the present invention;
图7是本发明实施例提供的终端的结构示意图。FIG. 7 is a schematic structural diagram of a terminal according to an embodiment of the present invention.
本发明的实施方式Embodiments of the invention
为了使本发明的目的、技术方案及优点更加清楚明白，以下结合附图及实施例，对本发明进行进一步详细说明。应当理解，此处所描述的具体实施例仅仅用以解释本发明，并不用于限定本发明。The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
本发明实施例通过在视频转换器中为每个节目传输流分配一个统一资源定位符，然后由视频播放器进行视频播放，即可实现在安卓系统进行视频数据播放。In the embodiment of the present invention, video data playback in the Android system can be realized by allocating a uniform resource locator for each program transmission stream in the video converter, and then playing video by the video player.
为了说明本发明所述的技术方案，下面通过具体实施例来进行说明。In order to explain the technical solution described in the present invention, the following description will be made by way of specific embodiments.
图1示出了适用于本发明实施例提供的通过虚拟服务器进行视频转换方法实施的网络环境。视频转换器通过Dongle（条件接收设备）与广播电视网络连接，获取广播电视网络上的音视频节目信号，即传输流，并在视频播放器上进行播放，可选地，视频转换器也可以直接与广播电视网络连接。FIG. 1 shows a network environment suitable for implementing a video conversion method by a virtual server according to an embodiment of the present invention. The video converter is connected to the broadcast television network through the Dongle (conditional receiving device) to obtain audio and video program signals on the broadcast television network, that is, the transport stream, and is played on the video player. Alternatively, the video converter can also directly Connect to a broadcast TV network.
在本发明实施例中，视频播放器为安装于Android操作系统的视频播放设备，此设备可以由硬件实现，如智能电视和智能手机，也可以由软件实现在终端Android操作系统上安装的播放软件。In the embodiment of the present invention, the video player is a video playing device installed in the Android operating system, and the device can be implemented by hardware, such as a smart TV and a smart phone, or can be implemented by software to install the playing software on the terminal Android operating system. .
在本发明实施例中，视频转换器为安装于Android操作系统的视频信号转换设备，此设备可以由硬件实现，也可以由软件来实现，视频转换器可以置于网络电视，也可以置于网络机顶盒。In the embodiment of the present invention, the video converter is a video signal conversion device installed in the Android operating system, and the device may be implemented by hardware or by software, and the video converter may be placed on the network television or placed on the network. Set-top box.
视频播放器和视频转换器，可以位于同一个硬件设备，如网络电视；也可以位于不同的硬件设备，如视频转换器位于网络机顶盒或者Dongle，视频播放器位于网络电视。Video players and video converters can be located on the same hardware device, such as a network TV; they can also be located on different hardware devices, such as video converters located in network set-top boxes or Dongle, and video players located on Internet TV.
作为本发明的另一实施例，视频播放器可以为通过无线或有线网络与视频转换器连接，接收视频转换器中虚拟服务器发送信号，并安装有视频播放软件的设备，如：手机、PAD或计算机等。As another embodiment of the present invention, the video player may be a device connected to a video converter through a wireless or wired network, receiving a signal sent by a virtual server in the video converter, and installing a video playing software, such as a mobile phone, a PAD, or Computer, etc.
视频转换器图2示出了本发明实施例提供的视频转换方法的实现流程，详述如下：Video Converter FIG. 2 shows an implementation flow of a video conversion method provided by an embodiment of the present invention, which is described in detail as follows:
在步骤S201中，接收多路节目传输流，将多路节目传输流转化为多个单路节目传输流；In step S201, receiving a multi-program transmission stream, converting the multi-program transmission stream into a plurality of single-channel program transmission streams;
在本发明一个实施例中，可以通过视频转换器Dongle将接收的多频点多路节目TS流处理为单频点多路节目TS流后，在视频转换器中通过DVB（Digital Video Broadcasting，数字视频广播制）标准修改为单路节目TS流，然后通过虚拟服务器发送该单路节目TS流，即可在Android系统上观看视频。In an embodiment of the present invention, the received multi-frequency multiplex program TS stream can be processed into a single-frequency multiplex program TS stream by the video converter Dongle, and then passed through the DVB (Digital) in the video converter. Video The Broadcasting, Digital Video Broadcasting System standard is modified to a single-channel TS stream, and then the single-channel TS stream is sent through a virtual server to view the video on the Android system.
由于广播电视网络传输至Dongle的TS流是包含有多个频点的TS流，每个频点下的TS流含有多个节目。然后经视频转换器处理，将多频点TS流删除为只包含用户指定频点的多节目TS流，并将该单频点多节目TS流传输至视频转换器。Since the TS stream transmitted from the broadcast television network to Dongle is a TS stream containing a plurality of frequency points, the TS stream at each frequency point contains a plurality of programs. The multi-frequency TS stream is then deleted by the video converter to a multi-program TS stream containing only the user-specified frequency points, and the single-frequency point multi-program TS stream is transmitted to the video converter.
在视频转换器中，接收的单频点多路节目传输流通过DVB（Digital Video Broadcasting，数字视频广播制）标准进行处理，修改为单频点单路节目传输流，传输至虚拟服务器。In the video converter, the received single-frequency multi-channel program transmission stream passes through DVB (Digital Video Broadcasting, digital video broadcasting system standard processing, modified to single-frequency single-channel program transmission stream, transmitted to the virtual server.
视频转换器在步骤S202中，为每个单路节目传输流分配一个统一资源定位符；The video converter allocates a uniform resource locator for each single program transmission stream in step S202;
安卓系统所支持视频播放的媒体源有：应用程序中的媒体文件、文件系统存储的媒体文件和外部URL流。其中，应用程序与文件系统中的媒体文件为有大小限制的媒体文件，这不符合播放TS流的要求；外部URL流为通过网络连接的一个数据流，在进行TS流播放过程中，需要将TS流转化为外部URL流才能在安卓系统正常播放。The media sources supported by the Android system for video playback are: media files in the application, media files stored in the file system, and external URL streams. The media files in the application and the file system are size-restricted media files, which are not in compliance with the requirements for playing the TS stream; the external URL stream is a data stream connected through the network, and during the TS stream playing process, The TS stream is converted to an external URL stream for normal playback on Android.
在本发明实施例中，可以在视频转换器里生成一个虚拟服务器来实现为每个单路节目传输流分配一个统一资源定位符；视频转换器的操作系统为虚拟服务器与TCP/IP（Transmission Control Protocol/Internet Protocol，传输控制/网际协议）协议交互提供了套接字（Socket）接口。虚拟服务器通过套接字接口与视频转换器的IP（Internet Protocol，网际协议）地址绑定，同时，该IP地址也为URL中的IP地址。此时在视频转换器中构建了一个虚拟的服务器端，视频播放器可以通过URL访问虚拟服务器。In the embodiment of the present invention, a virtual server may be generated in the video converter to allocate a uniform resource locator for each single program transmission stream; the operating system of the video converter is a virtual server and TCP/IP (Transmission) Control Protocol/Internet Protocol, Transport Control/Internet Protocol) protocol interaction provides a socket interface. Virtual server through the socket interface and video converter IP (Internet Protocol, Internet Protocol) address binding, at the same time, the IP address is also the IP address in the URL. At this point, a virtual server is built in the video converter, and the video player can access the virtual server through the URL.
其安卓视频播放器与虚拟服务器建立相当于C/S（Client/Server，客户机/服务器）的结构，安卓视频播放器通过URL访问虚拟服务器。The Android video player and the virtual server establish a structure equivalent to C/S (Client/Server, client/server), and the Android video player accesses the virtual server through the URL.
在本发明实施例中，虚拟服务器可以为RTSP（Real Time Streaming Protocol，实时流传输协议）服务器或者HTTP（HTTP-Hypertext transfer protocol，超文本传输协议）服务器等。In the embodiment of the present invention, the virtual server may be RTSP (Real Time Streaming) Protocol, real-time streaming protocol) server or HTTP (Hypertext Transfer Protocol) server.
在步骤S203中，根据节目播放请求，通过统一资源定位符将对应的单路节目传输流传输给视频播放器进行播放。In step S203, according to the program play request, the corresponding single channel program transmission stream is transmitted to the video player for playing by the uniform resource locator.
虚拟服务器将视频转换器传输的单路节目TS流发送至安卓视频播放器，并由安卓视频播放器将该TS流进行解码播放。The virtual server sends the single channel TS stream transmitted by the video converter to the Android video player, and the TS stream is decoded and played by the Android video player.
作为本发明的一个实施例，虚拟服务器可以将单频点单路节目TS流发送至视频转换器中的安卓视频播放器进行播放。As an embodiment of the present invention, the virtual server may send the single-frequency single-channel program TS stream to an Android video player in the video converter for playback.
作为本发明的另一实施例，虚拟服务器还可以将单频点单路节目TS流发送至通过无线或有线网络与视频转换器连接，并安装有视频播放软件的设备，如：手机、PAD或计算机等。As another embodiment of the present invention, the virtual server may also send the single-frequency single-channel program TS stream to a device connected to the video converter through a wireless or wired network and installed with video playing software, such as a mobile phone, a PAD, or Computer, etc.
图3示出了本发明实施例提供的虚拟服务器发送TS流的实现流程，详述如下：FIG. 3 is a flowchart showing an implementation process of sending a TS stream by a virtual server according to an embodiment of the present invention, which is as follows:
在步骤S301中，通过所述统一资源定位符，监听至少一个视频播放的连接请求；In step S301, the connection request of at least one video play is monitored by the uniform resource locator;
视频播放器向虚拟服务器广播发送Discover消息，并建立连接请求，此时虚拟服务器监听到连接请求。The video player broadcasts a Discover message to the virtual server and establishes a connection request, at which point the virtual server listens for the connection request.
在步骤S302中，对连接请求作出响应，并接收视频播放器发送的至少一个节目播放请求；In step S302, responding to the connection request, and receiving at least one program play request sent by the video player;
在步骤S303中，根据节目播放请求，将对应的单路节目TS流发送至视频播放器。In step S303, the corresponding one-way program TS stream is transmitted to the video player according to the program play request.
虚拟服务器根据不同的播放请求，分别向视频播放器发送单路节目TS流。The virtual server separately sends a single program TS stream to the video player according to different play requests.
本领域普通技术人员可以理解：实现上述方法实施例的步骤或部分步骤可以通过程序指令相关的硬件来完成，前述的程序可以存储于计算机可读取存储介质中，该程序在执行时，执行包括上述方法实施例的步骤，而前述的存储介质包括：ROM、RAM、磁碟或者光盘等各种可以存储程序代码的介质。A person skilled in the art can understand that the steps or partial steps of implementing the foregoing method embodiments may be performed by hardware related to program instructions. The foregoing program may be stored in a computer readable storage medium, and when executed, the program includes The steps of the foregoing method embodiments, wherein the foregoing storage medium comprises: a medium that can store program codes, such as a ROM, a RAM, a magnetic disk, or an optical disk.
在本发明实施例中，通过在视频转换器中为每个节目传输流分配一个统一资源定位符，然后由视频播放器进行视频播放，达到无需修改安卓系统，既可以本地播放接口播放TS流，还可以在移动视频终端设备播放TS流，降低实现成本，让用户拥有良好的播放质量和互联网体验。In the embodiment of the present invention, by assigning a uniform resource locator to each program transmission stream in the video converter, and then performing video playback by the video player, the TS stream can be played by the local playback interface without modifying the Android system. It is also possible to play TS streams on mobile video terminal devices, reducing implementation costs and allowing users to have good playback quality and Internet experience.
图4示出了本发明实施例提供的一种视频转换装置的结构，为了便于说明，仅示出了与本发明实施例相关的部分。FIG. 4 shows a structure of a video conversion apparatus according to an embodiment of the present invention. For convenience of description, only parts related to the embodiment of the present invention are shown.
视频转换装置10包括：信号处理单元101，资源地址分配单元102和节目转发单元103。The video conversion device 10 includes a signal processing unit 101, a resource address assigning unit 102, and a program forwarding unit 103.
在本发明实施例中，视频转换装置10为安装于Android操作系统的视频信号转换设备，此设备可以由硬件实现，也可以由软件来实现，视频转换装置10可以置于网络电视，也可以置于网络机顶盒。In the embodiment of the present invention, the video conversion device 10 is a video signal conversion device installed in the Android operating system. The device may be implemented by hardware or by software. The video conversion device 10 may be placed on a network television or may be placed. In the network set-top box.
信号处理单元101内置于视频转换装置10，接收视频转换装置10传输的多路节目传输流，将多路节目传输流转化为多个单路节目传输流，并传输至虚拟服务器。The signal processing unit 101 is built in the video conversion device 10, receives the multi-program transmission stream transmitted by the video conversion device 10, converts the multi-program transmission stream into a plurality of single-channel program transmission streams, and transmits the same to the virtual server.
在本发明实施例中，可以通过视频转换装置，如Dongle，将接收的多频点多路节目TS流处理为单频点多路节目TS流后，在信号处理单元101中通过DVB（Digital Video Broadcasting，数字视频广播制）标准修改为单频点单路节目TS流。In the embodiment of the present invention, the received multi-frequency multiplex program TS stream can be processed into a single-frequency multiplex program TS stream by a video conversion device, such as Dongle, and then passed through the DVB (Digital) in the signal processing unit 101. The Video Broadcasting (Digital Video Broadcasting) standard was modified to a single-frequency single-channel program TS stream.
信号处理单元101包括：TS流处理单元1011和信号输出单元1012。The signal processing unit 101 includes a TS stream processing unit 1011 and a signal output unit 1012.
TS流处理单元1011通过DVB标准将单频点多路节目传输流处理为单频点单路节目传输流，然后通过传输流输出单元1012，将单频点单路节目传输流传输至虚拟服务器。The TS stream processing unit 1011 processes the single-frequency point multiplex program transmission stream into a single-frequency point single-channel program transmission stream by the DVB standard, and then transmits the single-frequency point single-channel program transmission stream to the virtual server through the transmission stream output unit 1012.
资源地址分配单元102，为每个单路节目传输流分配一个统一资源定位符。The resource address assigning unit 102 allocates a uniform resource locator for each single channel program transmission stream.
安卓系统所支持视频播放的媒体源有：应用程序中的媒体文件、文件系统存储的媒体文件和外部URL流。其中，应用程序与文件系统中的媒体文件为有大小限制的媒体文件，这不符合播放TS流的要求；外部URL流为通过网络连接的一个数据流，在进行TS流播放过程中，需要将TS流转化为外部URL流才能在安卓系统正常播放。The media sources supported by the Android system for video playback are: media files in the application, media files stored in the file system, and external URL streams. The media files in the application and the file system are size-restricted media files, which are not in compliance with the requirements for playing the TS stream; the external URL stream is a data stream connected through the network, and during the TS stream playing process, The TS stream is converted to an external URL stream for normal playback on Android.
在本发明实施例中，可以在视频转换装置10里生成一个虚拟服务器来实现为每个单路节目传输流分配一个统一资源定位符。其中，虚拟服务器的资源地址分配单元102为每个单路节目传输流分配一个统一资源定位符，虚拟服务器的节目转发单元103为根据节目播放请求，通过统一资源定位符将对应的单路节目传输流传输给视频播放器进行播放。In the embodiment of the present invention, a virtual server may be generated in the video conversion device 10 to implement a uniform resource locator for each single program transmission stream. The resource address allocation unit 102 of the virtual server allocates a uniform resource locator for each single-channel program transmission stream, and the program forwarding unit 103 of the virtual server transmits the corresponding single-channel program by using the uniform resource locator according to the program play request. Streaming to the video player for playback.
视频转换装置10的操作系统为虚拟服务器与TCP/IP（Transfer Controln Protocol/Internet Protocol，传输控制/网际协议）协议交互提供了套接字（Socket）接口。虚拟服务器通过套接字接口与视频转换装置10的IP（Internet Protocol，网际协议）地址绑定，同时，该IP地址也为URL中的IP地址。此时在视频转换装置10中构建了一个虚拟的服务器端，视频播放器则可以通过URL访问虚拟服务器。其视频播放器与虚拟服务器建立相当于C/S（Client/Server，客户机/服务器）的结构，视频播放器通过URL访问虚拟服务器。The operating system of the video conversion device 10 is a virtual server and TCP/IP (Transfer Controln) Protocol/Internet Protocol, Transport Control/Internet Protocol) protocol interaction provides a socket interface. The virtual server passes through the socket interface and the IP of the video conversion device 10 (Internet) Protocol, Internet Protocol) address binding, at the same time, the IP address is also the IP address in the URL. At this time, a virtual server side is constructed in the video conversion device 10, and the video player can access the virtual server through the URL. The video player and the virtual server establish a structure equivalent to C/S (Client/Server, client/server), and the video player accesses the virtual server through the URL.
在本发明实施例中，虚拟服务器可以为RTSP（Real Time Streaming Protocol，实时流传输协议）服务器或者HTTP（HTTP-Hypertext transfer protocol，超文本传输协议）服务器等。In the embodiment of the present invention, the virtual server may be RTSP (Real Time Streaming) Protocol, real-time streaming protocol) server or HTTP (Hypertext Transfer Protocol) server.
节目转发单元103根据节目播放请求，通过统一资源定位符将对应的单路节目传输流传输给视频播放器进行播放。The program forwarding unit 103 transmits the corresponding one-way program transmission stream to the video player for playing by the uniform resource locator according to the program play request.
节目转发单元103包括：监听单元1031、交互单元1032和发送单元1033。The program forwarding unit 103 includes a listening unit 1031, an interaction unit 1032, and a transmitting unit 1033.
监听单元1031监听视频播放器发送的连接请求，通过交互单元1032对连接请求作出响应。交互单元1032在响应后，接收视频播放器发送的节目播放请求。发送单元1033根据接收的节目播放请求，发送模块单路节目TS流，转发至的视频播放器。The listening unit 1031 monitors the connection request sent by the video player, and responds to the connection request through the interaction unit 1032. After responding, the interaction unit 1032 receives a program play request sent by the video player. The transmitting unit 1033 transmits the module one-way program TS stream and forwards the video player to the video player according to the received program play request.
在本发明实施例中，通过在视频转换装置中为每个节目传输流分配一个统一资源定位符，达到无需修改安卓系统，既可以本地播放接口播放TS流，还可以在移动视频终端设备播放TS流，降低实现成本，让用户拥有良好的播放质量和互联网体验。In the embodiment of the present invention, by assigning a uniform resource locator to each program transmission stream in the video conversion device, it is possible to play the TS stream on the local play interface without playing the Android system, and play the TS on the mobile video terminal device. Streaming, reducing implementation costs, allowing users to have good playback quality and Internet experience.
图5示出了本发明实施例一提供的视频播放系统的结构，为了便于说明，仅示出了与本发明实施例相关的部分。FIG. 5 shows the structure of a video playing system according to Embodiment 1 of the present invention. For the convenience of description, only parts related to the embodiment of the present invention are shown.
视频播放系统1包括：视频转换装置10和视频播放器11。The video playback system 1 includes a video conversion device 10 and a video player 11.
在本发明实施例中，视频转换装置10为安装于Android操作系统的视频信号转换设备，此设备可以由硬件实现，也可以由软件来实现，视频转换装置10可以置于网络电视，也可以置于网络机顶盒。In the embodiment of the present invention, the video conversion device 10 is a video signal conversion device installed in the Android operating system. The device may be implemented by hardware or by software. The video conversion device 10 may be placed on a network television or may be placed. In the network set-top box.
在本发明实施例中，视频播放器11为安装于Android操作系统的视频播放设备，此设备可以由硬件实现，如智能电视和智能手机，也可以由软件实现在终端Android操作系统上安装的播放软件。In the embodiment of the present invention, the video player 11 is a video playing device installed in the Android operating system, and the device can be implemented by hardware, such as a smart TV and a smart phone, or can be installed by the software to be installed on the terminal Android operating system. software.
视频转换装置10和视频播放器11，可以位于同一个硬件设备，如网络电视；也可以位于不同的硬件设备，如视频转换装置10位于网络机顶盒或者Dongle，视频播放器11位于网络电视。The video conversion device 10 and the video player 11 may be located in the same hardware device, such as a network television; or may be located in different hardware devices, such as the video conversion device 10 located in a network set-top box or Dongle, and the video player 11 is located in a network television.
其中，视频转换装置10包括：信号处理单元101，资源地址分配单元102和节目转发单元103。The video conversion device 10 includes a signal processing unit 101, a resource address assignment unit 102, and a program forwarding unit 103.
信号处理单元101内置于视频转换装置10，接收视频转换装置10传输的多路节目传输流，将多路节目传输流转化为多个单路节目传输流，并传输至虚拟服务器。The signal processing unit 101 is built in the video conversion device 10, receives the multi-program transmission stream transmitted by the video conversion device 10, converts the multi-program transmission stream into a plurality of single-channel program transmission streams, and transmits the same to the virtual server.
在本发明实施例中，可以通过视频转换装置Dongle将接收的多频点多路节目TS流处理为单频点多路节目TS流后，在信号处理单元101中通过DVB（Digital Video Broadcasting，数字视频广播制）标准修改为单频点单路节目TS流。In the embodiment of the present invention, the received multi-frequency multiplex program TS stream can be processed into a single-frequency multiplex program TS stream by the video conversion device Dongle, and then passed through the DVB (Digital) in the signal processing unit 101. The Video Broadcasting (Digital Video Broadcasting) standard was modified to a single-frequency single-channel program TS stream.
信号处理单元101包括：TS流处理单元1011和信号输出单元1012。The signal processing unit 101 includes a TS stream processing unit 1011 and a signal output unit 1012.
TS流处理单元1011通过DVB标准将单频点多路节目传输流处理为单频点单路节目传输流，然后通过传输流输出单元1012，将单频点单路节目传输流传输至虚拟服务器。The TS stream processing unit 1011 processes the single-frequency point multiplex program transmission stream into a single-frequency point single-channel program transmission stream by the DVB standard, and then transmits the single-frequency point single-channel program transmission stream to the virtual server through the transmission stream output unit 1012.
资源地址分配单元102，为每个单路节目传输流分配一个统一资源定位符。The resource address assigning unit 102 allocates a uniform resource locator for each single channel program transmission stream.
安卓系统所支持视频播放的媒体源有：应用程序中的媒体文件、文件系统存储的媒体文件和外部URL流。其中，应用程序与文件系统中的媒体文件为有大小限制的媒体文件，这不符合播放TS流的要求；外部URL流为通过网络连接的一个数据流，在进行TS流播放过程中，需要将TS流转化为外部URL流才能在安卓系统正常播放。The media sources supported by the Android system for video playback are: media files in the application, media files stored in the file system, and external URL streams. The media files in the application and the file system are size-restricted media files, which are not in compliance with the requirements for playing the TS stream; the external URL stream is a data stream connected through the network, and during the TS stream playing process, The TS stream is converted to an external URL stream for normal playback on Android.
在本发明实施例中，可以在视频转换装置10里生成一个虚拟服务器来实现为每个单路节目传输流分配一个统一资源定位符。其中，虚拟服务器的资源地址分配单元102为每个单路节目传输流分配一个统一资源定位符。In the embodiment of the present invention, a virtual server may be generated in the video conversion device 10 to implement a uniform resource locator for each single program transmission stream. The resource address allocation unit 102 of the virtual server allocates a uniform resource locator for each single program transmission stream.
视频转换装置10的操作系统为虚拟服务器与TCP/IP（Transfer Controln Protocol/Internet Protocol，传输控制/网际协议）协议交互提供了套接字（Socket）接口。虚拟服务器通过套接字接口与视频转换器的IP（Internet Protocol，网际协议）地址绑定，同时，该IP地址也为URL中的IP地址。此时在视频转换装置10中构建了一个虚拟的服务器端，视频播放器则可以通过URL访问虚拟服务器。The operating system of the video conversion device 10 is a virtual server and TCP/IP (Transfer Controln) Protocol/Internet Protocol, Transport Control/Internet Protocol) protocol interaction provides a socket interface. Virtual server through the socket interface and video converter IP (Internet Protocol, Internet Protocol) address binding, at the same time, the IP address is also the IP address in the URL. At this time, a virtual server side is constructed in the video conversion device 10, and the video player can access the virtual server through the URL.
视频播放器11可以为视频转换器中的安卓视频播放单元。其视频播放器11与虚拟服务器建立相当于C/S（Client/Server，客户机/服务器）的结构，视频播放器11通过URL访问虚拟服务器。The video player 11 can be an Android video playback unit in a video converter. The video player 11 establishes a structure equivalent to C/S (Client/Server) with the virtual server, and the video player 11 accesses the virtual server through the URL.
在本发明实施例中，虚拟服务器可以为RTSP（Real Time Streaming Protocol，实时流传输协议）服务器或者HTTP（HTTP-Hypertext transfer protocol，超文本传输协议）服务器等。In the embodiment of the present invention, the virtual server may be RTSP (Real Time Streaming) Protocol, real-time streaming protocol) server or HTTP (Hypertext Transfer Protocol) server.
节目转发单元103根据节目播放请求，通过统一资源定位符将对应的单路节目传输流传输给视频播放器11进行播放。The program forwarding unit 103 transmits the corresponding one-way program transmission stream to the video player 11 for playing by the uniform resource locator according to the program play request.
虚拟服务器单元103包括：监听单元1031、交互单元1032和发送单元1033。The virtual server unit 103 includes a listening unit 1031, an interaction unit 1032, and a transmitting unit 1033.
监听单元1031监听视频播放器11发送的连接请求，通过交互单元1032对连接请求作出响应。交互单元1032在响应后，接收视频播放器11发送的节目播放请求。发送单元1033根据接收的节目播放请求，发送模块单路节目TS流，转发至的视频播放器11。The listening unit 1031 monitors the connection request sent by the video player 11 and responds to the connection request through the interaction unit 1032. The interaction unit 1032 receives the program play request sent by the video player 11 after the response. The transmitting unit 1033 transmits the module one-way program TS stream and forwards it to the video player 11 according to the received program play request.
本实施例一的优势在于，无需修改安卓系统，通过虚拟服务器发送TS流至播放器，在本地播放接口播放TS流，无需修改安卓系统，使播放的视频和视频源相差比较小，让用户拥有良好的播放质量和互联网体验。The advantage of the first embodiment is that the TS stream is sent to the player through the virtual server without modifying the Android system, and the TS stream is played on the local play interface, without modifying the Android system, so that the difference between the played video and the video source is relatively small, so that the user owns Good playback quality and internet experience.
图6示出了本发明实施例二提供的视频播放系统的结构，本实施例与实施例一不同之处在于：FIG. 6 shows a structure of a video playing system according to Embodiment 2 of the present invention. The difference between this embodiment and Embodiment 1 is:
视频播放器11不仅局限配置于视频转换器，还可以是通过无线或有线网络与视频转换器连接，并配置有视频播放器11的设备，如：手机、PAD或计算机等。The video player 11 is not limited to a video converter, but may be a device connected to a video converter through a wireless or wired network and configured with a video player 11, such as a mobile phone, a PAD, or a computer.
本实施例二的好处在于，通过虚拟服务器发送TS流，不仅无需修改安卓系统，而且还可以通过移动终端设备进行视频播放，给用户带来便利。The advantage of the second embodiment is that the TS stream is sent by the virtual server, so that the Android system is not required to be modified, and the video is played by the mobile terminal device, which brings convenience to the user.
在本发明实施例提供的视频播放系统，通过在视频转换装置中为每个节目传输流分配一个统一资源定位符，然后由视频播放器进行视频播放，达到无需修改安卓系统，既可以本地播放接口播放TS流，还可以在移动视频终端设备播放TS流，降低实现成本，让用户拥有良好的播放质量和互联网体验。In the video playing system provided by the embodiment of the present invention, a uniform resource locator is allocated for each program transmission stream in the video conversion device, and then the video player plays video, so that the Android system can be played without modifying the Android system. The TS stream can be played, and the TS stream can also be played on the mobile video terminal device, thereby reducing the implementation cost and allowing the user to have a good playback quality and an Internet experience.
图7示出了本发明实施例提供的终端的结构，为了便于描述，仅示出了与本发明实施例相关的部分。FIG. 7 shows the structure of a terminal provided by an embodiment of the present invention. For the convenience of description, only parts related to the embodiment of the present invention are shown.
终端包括：The terminal includes:
视频播放系统1与通信接口2连接，包括：视频转换装置10和视频播放器11；The video playback system 1 is connected to the communication interface 2, including: a video conversion device 10 and a video player 11;
视频转换装置10包括：信号处理单元101，用于接收多路节目传输流，将所述多路节目传输流转化为多个单路节目传输流；The video conversion device 10 includes: a signal processing unit 101, configured to receive a multi-program transmission stream, and convert the multi-program transmission stream into a plurality of single-channel program transmission streams;
资源地址分配单元102，用于为每个单路节目传输流分配一个统一资源定位符；a resource address allocation unit 102, configured to allocate a uniform resource locator for each single program transmission stream;
节目转发单元103，用于根据节目播放请求，通过所述统一资源定位符将对应的单路节目传输流传输给视频播放器进行播放。The program forwarding unit 103 is configured to transmit, according to the program play request, the corresponding one-way program transmission stream to the video player for playing by using the uniform resource locator.
通信接口2分别与视频播放系统1、输入设备3和输出设备4连接，实现视频播放系统1与输入设备3和输出设备4等终端其它设备之间的数据通信。其中，通信接口2可以为USB、HDMI（High Definition Multimedia Interface，高清晰度多媒体接口）、PCMCIA（Personal Computer Memory Card International Association Industry Standard Architecture，便携式计算机外扩卡接口）或者DVI（Digital Visual Interface，数字视频接口）等。The communication interface 2 is connected to the video playback system 1, the input device 3, and the output device 4, respectively, to implement data communication between the video playback system 1 and other devices such as the input device 3 and the output device 4. Among them, the communication interface 2 can be USB, HDMI (High Definition Multimedia Interface, High Definition Multimedia Interface), PCMCIA (Personal Computer Memory Card) International Association Industry Standard Architecture, expansion card interface for portable computers) or DVI (Digital Visual Interface).
输入设备3，与通信接口2连接，接收用户的播放指令并发送给通信接口2。在本发明实施例中，输入设备3包括但不限于，按钮、鼠标、键盘遥控器等。The input device 3 is connected to the communication interface 2, receives a play command of the user, and transmits it to the communication interface 2. In the embodiment of the present invention, the input device 3 includes, but is not limited to, a button, a mouse, a keyboard remote controller, and the like.
输出设备4，与通信接口2连接，接收通信接口2传送的、经视频播放系统1处理的数字电视信号，并输出。在本发明实施例中，输出设备4包括但不限于播放器、显示屏、喇叭等。The output device 4 is connected to the communication interface 2, and receives and outputs a digital television signal transmitted by the communication interface 2 and processed by the video playback system 1. In the embodiment of the present invention, the output device 4 includes but is not limited to a player, a display screen, a speaker, and the like.
在本发明实施例中，终端包括但不限于智能电视、条件接收器、网络盒子等。In the embodiment of the present invention, the terminal includes, but is not limited to, a smart TV, a conditional receiver, a network box, and the like.
在本发明实施例提供的终端，通过在视频转换装置中为每个节目传输流分配一个统一资源定位符，然后由视频播放器进行视频播放，达到无需修改安卓系统，既可以在本地播放接口播放TS流，还可以在移动视频终端设备播放TS流，降低实现成本，让用户拥有良好的播放质量和互联网体验。The terminal provided by the embodiment of the present invention allocates a uniform resource locator for each program transmission stream in the video conversion device, and then plays video by the video player, so that the Android system can be played without playing the local playback interface. The TS stream can also play TS streams on mobile video terminal devices, reducing implementation costs and allowing users to have good playback quality and Internet experience.
以上所述仅为本发明的较佳实施例而已，并不用以限制本发明，凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等，均应包含在本发明的保护范围之内。The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. Within the scope.

Claims (11)

  1. 一种视频转换方法，其特征在于，所述方法包括如下步骤： A video conversion method, characterized in that the method comprises the following steps:
    接收多路节目传输流，将所述多路节目传输流转化为多个单路节目传输流；Receiving a multi-program transmission stream, converting the multi-program transmission stream into a plurality of single-channel program transmission streams;
    为每个单路节目传输流分配一个统一资源定位符；Allocating a uniform resource locator for each single program transmission stream;
    根据节目播放请求，通过所述统一资源定位符将对应的单路节目传输流传输给视频播放器进行播放。 And transmitting, according to the program play request, the corresponding one-way program transmission stream to the video player for playing by using the uniform resource locator.
  2. 如权利要求1所述的视频转换方法，其特征在于，所述根据节目播放请求，通过所述统一资源定位符将对应的单路节目传输流传输给视频播放器进行播放的步骤具体包括：The video conversion method according to claim 1, wherein the step of transmitting the corresponding one-way program transmission stream to the video player for playing by the uniform resource locator according to the program play request comprises:
    通过所述统一资源定位符，监听至少一个视频播放连接请求；Listening to at least one video play connection request by using the uniform resource locator;
    对所述连接请求作出响应，并接收所述视频播放器发送的至少一个节目播放请求；Responding to the connection request and receiving at least one program play request sent by the video player;
    根据所述节目播放请求，将所述对应的单路节目传输流发送至视频播放器。 And transmitting the corresponding one-way program transmission stream to the video player according to the program play request.
  3. 如权利要求1所述的视频转换方法，其特征在于，所述接收多路节目传输流，将所述多路节目传输流转化为多个单路节目传输流的步骤具体包括：The video conversion method according to claim 1, wherein the step of receiving the plurality of program transmission streams and converting the plurality of program transmission streams into the plurality of single program transmission streams comprises:
    通过数字视频广播制标准将所述多路节目传输流修改为单路节目传输流；Modifying the multi-program transmission stream into a single program transmission stream by a digital video broadcasting system standard;
    将所述单路节目传输流输出。 The single program transmission stream is output.
  4. 一种视频转换装置，其特征在于，所述装置包括：A video conversion device, characterized in that the device comprises:
    信号处理单元，用于接收多路节目传输流，将所述多路节目传输流转化为多个单路节目传输流；a signal processing unit, configured to receive a multi-program transmission stream, and convert the multi-program transmission stream into a plurality of single-channel program transmission streams;
    资源地址分配单元，用于为每个单路节目传输流分配一个统一资源定位符；a resource address allocation unit, configured to allocate a uniform resource locator for each single program transmission stream;
    节目转发单元，用于根据节目播放请求，通过所述统一资源定位符将对应的单路节目传输流传输给视频播放器进行播放。 The program forwarding unit is configured to transmit, according to the program play request, the corresponding one-way program transmission stream to the video player for playing by using the uniform resource locator.
  5. 如权利要求4所述的视频转换装置，其特征在于，所述节目转发单元包括：The video conversion device according to claim 4, wherein the program forwarding unit comprises:
    监听单元，用于通过所述统一资源定位符，监听至少一个视频播放连接请求；a monitoring unit, configured to listen to at least one video play connection request by using the uniform resource locator;
    交互单元，用于对所述连接请求作出响应，并接收所述视频播放器发送的至少一个节目播放请求；An interaction unit, configured to respond to the connection request, and receive at least one program play request sent by the video player;
    发送单元，用于根据所述节目播放请求，将所述单路节目传输流发送至对应的视频播放器。 And a sending unit, configured to send the one-way program transmission stream to the corresponding video player according to the program play request.
  6. 如权利要求4所述的视频转换装置，其特征在于，所述信号处理单元包括：The video conversion device according to claim 4, wherein the signal processing unit comprises:
    传输流处理单元，用于通过数字视频广播制标准将所述多路节目传输流修改为单路节目传输流；a transport stream processing unit, configured to modify the multi-program transmission stream to a single program transmission stream by a digital video broadcasting system standard;
    传输流输出单元，用于将所述单路节目传输流输出。 And a transport stream output unit, configured to output the single program transmission stream.
  7. 如权利要求4所述的视频转换装置，其特征在于，由所述资源地址分配单元和节目转发单元组成虚拟服务器；The video conversion device according to claim 4, wherein the virtual address server is composed of the resource address allocation unit and the program forwarding unit;
    所述虚拟服务器通过套接字接口与所述视频转换装置的IP地址绑定。 The virtual server is bound to an IP address of the video conversion device through a socket interface.
  8. 一种视频播放系统，其特征在于，所述系统包括：视频转换装置和视频播放器；A video playing system, characterized in that the system comprises: a video conversion device and a video player;
    所述视频转换装置包括：The video conversion device includes:
    信号处理单元，用于接收多路节目传输流，将所述多路节目传输流转化为多个单路节目传输流；a signal processing unit, configured to receive a multi-program transmission stream, and convert the multi-program transmission stream into a plurality of single-channel program transmission streams;
    资源地址分配单元，用于为每个单路节目传输流分配一个统一资源定位符；a resource address allocation unit, configured to allocate a uniform resource locator for each single program transmission stream;
    节目转发单元，用于根据节目播放请求，通过所述统一资源定位符将对应的单路节目传输流传输给视频播放器进行播放。 The program forwarding unit is configured to transmit, according to the program play request, the corresponding one-way program transmission stream to the video player for playing by using the uniform resource locator.
  9. 如权利要求8所述的视频播放系统，其特征在于，所述视频播放器内置于所述视频转换装置或者所述视频播放器与所述视频转换装置通过网络连接。 The video playing system according to claim 8, wherein said video player is built in said video conversion device or said video player is connected to said video conversion device via a network.
  10. 一种终端，包括通信接口、输入设备、输出设备，其特征在于，所述终端设备还包括视频播放系统，所述视频播放系统通过通信接口与所述输入设备和输出设备连接，所述视频播放系统包括：视频转换装置和视频播放器；A terminal includes a communication interface, an input device, and an output device, wherein the terminal device further includes a video playing system, and the video playing system is connected to the input device and the output device through a communication interface, and the video playing The system includes: a video conversion device and a video player;
    所述视频转换装置包括：The video conversion device includes:
    信号处理单元，用于接收多路节目传输流，将所述多路节目传输流转化为多个单路节目传输流；a signal processing unit, configured to receive a multi-program transmission stream, and convert the multi-program transmission stream into a plurality of single-channel program transmission streams;
    资源地址分配单元，用于为每个单路节目传输流分配一个统一资源定位符；a resource address allocation unit, configured to allocate a uniform resource locator for each single program transmission stream;
    节目转发单元，用于根据节目播放请求，通过所述统一资源定位符将对应的单路节目传输流传输给视频播放器进行播放。 The program forwarding unit is configured to transmit, according to the program play request, the corresponding one-way program transmission stream to the video player for playing by using the uniform resource locator.
  11. 如权利要求10所述的终端，其特征在于，所述终端为智能电视，条件接收器或网络机顶盒。 The terminal of claim 10, wherein the terminal is a smart television, a conditional receiver or a network set top box.
PCT/CN2014/094049 2014-10-24 2014-12-17 Video conversion method and apparatus, playing system and terminal WO2016061887A1 (en)

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