CN1588997A - Display control deviced and method - Google Patents

Display control deviced and method Download PDF

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Publication number
CN1588997A
CN1588997A CN 200410062633 CN200410062633A CN1588997A CN 1588997 A CN1588997 A CN 1588997A CN 200410062633 CN200410062633 CN 200410062633 CN 200410062633 A CN200410062633 A CN 200410062633A CN 1588997 A CN1588997 A CN 1588997A
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China
Prior art keywords
video
video player
controlling object
video data
display control
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CN 200410062633
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Chinese (zh)
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CN1294746C (en
Inventor
董祥
秦远富
王志波
郑杰
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Datang Telecom Polytron Technologies Inc
Datang Microelectronics Technology Co Ltd
Original Assignee
OPTICAL COMMUNICATION BRANCH DATANG TELECOM TECHNOLOGY Co Ltd
Datang Microelectronics Technology Co Ltd
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Application filed by OPTICAL COMMUNICATION BRANCH DATANG TELECOM TECHNOLOGY Co Ltd, Datang Microelectronics Technology Co Ltd filed Critical OPTICAL COMMUNICATION BRANCH DATANG TELECOM TECHNOLOGY Co Ltd
Priority to CNB2004100626331A priority Critical patent/CN1294746C/en
Publication of CN1588997A publication Critical patent/CN1588997A/en
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Abstract

This invention discloses a display control device including a master controller, a video player, an un-video data analyzer. The said master controller stores information of the video player and un-video data analyzer to control their work. Said video player is used in realizing analysis of video data and display and the un-video analyzer is used in displaying un-video data. A display control method is also disclosed.

Description

A kind of display control unit and method
Technical field
The present invention relates to the broadband video-on-demand technology, particularly relate to a kind of display control unit and method.
Background technology
The broadband video-on-demand technology integrates multiple technologies such as the Internet, multimedia, communication, is a kind of technology that the multiple interactive services that comprises Digital Television is provided to the user.
As everyone knows, traditional television system is the One-to-All Broadcast mode, and it has limited the interaction between televiewer and the television service provider, has also limited the personalization and the just-in-time of program.If television viewer is all had no stomach in all channel content of broadcasting, he (she) will have no option.This not only causes the temporal loss of televiewer, also can cause the waste on the cable television service provider resource.In addition, traditional television system is generally play the program of certain content in certain period of time, and this is inconvenient for many spectators.For example, spectators that are on night shift may wish morning certain the time watch news, the passenger that certain train is taken in preparation then may wish to leave home to see in the past the football match video recording that broadcasts an original evening.And these problems all are that traditional television system institute is insurmountable.
In view of this, industry develops and video on demand techniques.The video on-demand system of prior art utilizes the infrastructure of broadband cabled television network, as main terminal appliance, provides the multiple digital media service that comprises TV programme with domestic television set by Internet protocol.Compare with traditional television system, the advantage of video on-demand system is:
1) user can obtain high-quality digital media service;
2) user can have the video frequency program that each website provides on the wideband IP network of degree of freedom selection very widely;
3) realize medium supplier and media consumer's substantive interaction; The playing platform that video on-demand system adopts is typical case's representative of family digital media termination of new generation, it can dispose multiple multimedia service function according to user's selection, comprises digital television program, the Internet visit and multiple online information consulting, amusement, education and business function.
4) provide wide emerging market for network development merchant and program provider.
Therefore, along with the development of broadband technology, increasing user begins the facility that the enjoy network video on demand techniques brings.
But there are some defectives in the video on-demand system of prior art: in the existing video on-demand system, only there are two controllers usually in display control unit: movie list browser and video player.Wherein, described movie list browser is used for obtaining movie list from the Internet; When receiving after the user chooses the instruction of a certain movie program, will start video player; Described video player reads the related data of corresponding film from the Internet, and plays.And movie list browser and video player be the polyphone relation, and during video player work, the movie list browser can not be worked usually; And video player must be ended when browsing movie list.Thereby prior art is difficult to realize picture-in-picture function, realizes simultaneously that promptly many picture videos show.
That is to say that in present broadband video-on-demand system, the user can only see a film at one time, can not see the multi-section film simultaneously, says nothing of browse network news when seeing a film, thereby has brought some inconvenience to the user.
Summary of the invention
The technical problem that the present invention solves is to provide a kind of display control unit and method that can realize carrying out simultaneously video demonstration and web page browsing.
For this reason, the technical scheme of technical solution problem of the present invention is: a kind of display control unit is provided, comprises main controller, video player, the non-video data resolver; Described main controller is used to preserve the information of video player and non-video data resolver, the work of control of video player and non-video data resolver; Described video player is used to realize the parsing and the demonstration of video data; Described non-video data resolver is used to show non-video data.
Preferably, described main controller comprises that the user imports control interface, video player controlling object and non-video data resolver controlling object; Described user imports control interface and is used to receive the Client-initiated control information; Described video player controlling object is used to preserve self pairing video player and represents, according to the pairing video player of aforementioned control information control self; Described non-video resolver controlling object is used for according to aforementioned control information control non-video data resolver.
Preferably, described main controller also comprises video player controlling object container and video player factory; The information that described video player controlling object container is used to preserve video player; Described video player factory is used to create the video player controlling object.
Preferably, described video player comprises video/audio separator, Video Decoder and audio decoder.
The present invention also provides a kind of display control method, is applied to aforementioned display control unit, comprising:
1) main controller is created non-video data resolver controlling object, the user imports control interface and video player controlling object container;
2) non-video data resolver controlling object is created the non-video data resolver, and described non-video data resolver reads and display networks and program contents;
3) user imports the programme information that control interface receives user's program request, and video player controlling object container is created video player factory, and the video player controlling object is created by described video player factory;
4) described video player controlling object is created video player, and the programme information of user's program request is passed to video player;
5) described video player obtains corresponding video data according to programme information, and resolves and show.
Preferably, in the described step 1), described main controller is that non-video data resolver controlling object, user import control interface and video player controlling object container allocation memory headroom.
Preferably, in the described step 4), described programme information is left in the memory headroom of video player correspondence.
Preferably, described step 5) specifically comprises: described video player separating audio data and video data, respectively voice data and video data are decoded voice data behind the output decoder and video data.
Preferably, in the described step 5), when a plurality of video players were worked simultaneously, only the current video player could be exported voice data; Video is exported after mixing and imitating the context overlay video data of device according to video player.
Preferably, also comprise step: the user imports control interface and receives control information from the user; Video player sign according to the current reception user's input information of preserving in the main controller; Send control information to video player controlling object container or non-video data resolver controlling object.。
With respect to prior art, the invention has the beneficial effects as follows: because display control unit of the present invention comprises main controller, video player and non-video data resolver, and preserve the information of video player and non-video data resolver by main controller, and control their work, occupy the size of screen, the precedence relationship of a plurality of video players as the control of video player, thereby can realize picture-in-picture function, promptly on screen, show the image of multi-section video frequency program simultaneously; And video player and non-video data resolver can work under the control of main controller simultaneously, carries out simultaneously that video shows and the function of web page browsing thereby finish.
Description of drawings
Fig. 1 is the theory diagram of display control unit of the present invention;
Fig. 2 is a kind of embodiment schematic diagram of main controller shown in Figure 1;
Fig. 3 is a kind of embodiment schematic diagram of video player shown in Figure 1;
Fig. 4 is the workflow schematic diagram of master controller among the present invention;
Fig. 5 is the workflow diagram of video player controlling object container among the present invention;
Fig. 6 is the workflow diagram that the user imports control interface among the present invention.
Embodiment
In order to solve the technical problem of in the broadband video-on-demand system, watching a plurality of video frequency programs simultaneously, perhaps browsing page when being implemented in the user and watching the Internet video program, the invention provides a kind of display control unit and method, can finish the picture-in-picture function that shows based on wideband video.Make the user not only in video on-demand system, can watch the multi-section network TV program, but also other guide such as news, the education etc. in the browse network simultaneously.
See also Fig. 1, in order to realize picture-in-picture function, display control unit of the present invention comprises main controller, video player, controllers (being also referred to as controlling object) such as non-video data resolver.
Described main controller mainly is responsible for the generation and the work of video player and non-video data resolver, is the core of whole display control unit.Described master controller is used to preserve the relevant information of all video players and non-video data resolver, as: the video player sign of the internal indicator of video player, the position of occupying screen and current reception user's input information etc.
The user can the control of video player by main controller and the non-video data resolver realize various functions, show and full screen display etc. as F.F., rewind down, many pictures.
Described video player is the core of playing network video, is used to finish the parsing and the demonstration of entire video data.
Owing to can have a plurality of video players in the display control unit of video on-demand system, and under the control of main controller, each video player can be adjusted the size of self occupying screen, that is: it can occupy whole screen, also can only occupy the part of screen.Just because of this function, a plurality of video players allow to occupy the similar and different zone of screen, thereby can realize picture-in-picture function arbitrarily.
When a plurality of video players were worked simultaneously, the current video player of only preserving in main controller could output to sound card to voice data (being acoustic information), remaining video player all can not output sound.All video players all output to video information video and mix to imitate device, and video mixes imitates device according to the context of each video player with image overlay together, carries corresponding information to display device.
Described non-video data resolver is used to show non-video data, as: news, recreation etc.Simultaneously also be used for display network video frequency program catalogue, be the zone of user's browse network video frequency program (as movie list), and select the desired video frequency program of watching in view of the above.
Described non-video data resolver takies whole screen usually, but video player always preferentially be presented at it above.Just be based on these characteristics, thereby can realizing watching simultaneously the function of video frequency program and browsing page.
Seeing also Fig. 2, is an embodiment of main controller among the present invention.
Described main controller mainly comprises following components: the user imports control interface, video player factory, video player controlling object, video player controlling object container and non-video data resolver controlling object.
Described user imports control interface and is used to receive the control information that the user is transmitted by control appliance (as: remote controller, button or other similar devices), according to the video player sign of the current reception user's input information of preserving in the main controller, send control information to video player controlling object container or non-video data resolver controlling object then.
The control information that described video player controlling object container is used to preserve each video player, described video player factory is used to create the video player object.Described video playback controller object container is created the video player controlling object by video player factory, reception is imported the subscriber control information that control interface transmits from the user, and be transmitted to corresponding video player controlling object according to screen state, finish controlled function by the video player controlling object again to video player.
Described video player controlling object is used for the control of video player, and it is preserved self pairing video player and represents, and user command (as F.F., rewind down etc.) is passed to video player, thereby the control of video player is realized function corresponding.
Described non-video data resolver controlling object is used to control the non-video data resolver, as background, font etc. are set.
Seeing also Fig. 4 to Fig. 6, is the schematic flow sheet of display control method of the present invention.
With reference to Fig. 4, after system entered operating state, display control unit was started working, and described main controller is created a non-video data resolver controlling object, a user imports control interface and a video player controlling object container.
Described establishment is meant: main controller is that non-video data resolver controlling object, user import control interface and the needed memory headroom of video player controlling object container allocation self.
Equally, non-video data resolver controlling object is created a non-video data resolver, and the procotol that this non-video data resolver utilization is relevant (as HTTP etc., this does not give unnecessary details) reads the network information from network, as: news information, educational information etc., browse for the user.The non-video data resolver also obtains the video frequency program catalogue from network simultaneously, for user's program request.
With reference to Fig. 5, if user's program request certain video frequency program, video player controlling object container obtains described user's request program information, utilize video player factory to create a video player controlling object, create a video player by the video player controlling object again, and the programme information of user's program request is passed to video player.
Described transmission programme information can be that programme information is left in the memory headroom of video player correspondence.
Subsequently, video player initiatively obtains corresponding video data from network, at first voice data and video data is separated, and respectively audio frequency, video is decoded the audio frequency behind the relevant device output decoder, video data then.
Because non-video data resolver and video player are worked at the same time, thereby the user promptly can see video information, can browse non-video information again.
If the user again program request a video frequency program, video player controlling object container will utilize video player factory to produce a new video player controlling object once more, video player of corresponding generation is play when finishing a plurality of video.
When a plurality of video players were worked simultaneously, the current video player of only preserving in main controller could output to sound card with acoustic information, and remaining all can not output sound.All video players all output to video information video and mix to imitate device, and video mixes imitates device according to the context of each video player image overlay together, carries corresponding information to display device.
With reference to Fig. 6, when display control unit is worked, if the user sends operational order, described user imports control interface and is used to receive the control information that the user is transmitted by control appliance (as: remote controller, button or other similar devices), according to the video player sign of the current reception user's input information of preserving in the main controller, send control information to video player controlling object container or non-video data resolver controlling object then.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.

Claims (10)

1, a kind of display control unit is characterized in that: comprise main controller, video player, the non-video data resolver; Described main controller is used to preserve the information of video player and non-video data resolver, the work of control of video player and non-video data resolver; Described video player is used to realize the parsing and the demonstration of video data; Described non-video data resolver is used to show non-video data.
2, display control unit according to claim 1 is characterized in that: described main controller comprises that the user imports control interface, video player controlling object and non-video data resolver controlling object; Described user imports control interface and is used to receive the Client-initiated control information; Described video player controlling object is used to preserve self pairing video player and represents, according to the pairing video player of aforementioned control information control self; Described non-video resolver controlling object is used for according to aforementioned control information control non-video data resolver.
3, display control unit according to claim 2 is characterized in that: described main controller also comprises video player controlling object container and video player factory; The information that described video player controlling object container is used to preserve video player; Described video player factory is used to create the video player controlling object.
4, display control unit according to claim 1 is characterized in that: described video player comprises video/audio separator, Video Decoder and audio decoder.
5, a kind of display control method is applied to aforementioned display control unit, comprising:
1) main controller is created non-video data resolver controlling object, the user imports control interface and video player controlling object container;
2) non-video data resolver controlling object is created the non-video data resolver, and described non-video data resolver reads and display networks and program contents;
3) user imports the programme information that control interface receives user's program request, and video player controlling object container is created video player factory, and the video player controlling object is created by described video player factory;
4) described video player controlling object is created video player, and the programme information of user's program request is passed to video player;
5) described video player obtains corresponding video data according to programme information, and resolves and show.
6, display control method according to claim 5 is characterized in that: in the described step 1), described main controller is that non-video data resolver controlling object, user import control interface and video player controlling object container allocation memory headroom.
7, display control method according to claim 5 is characterized in that: in the described step 4), described programme information is left in the memory headroom of video player correspondence.
8, display control method according to claim 5, it is characterized in that: described step 5) specifically comprises: described video player separating audio data and video data, respectively voice data and video data are decoded voice data behind the output decoder and video data.
9, display control method according to claim 8 is characterized in that: in the described step 5), when a plurality of video players were worked simultaneously, only the current video player could be exported voice data; Video is exported after mixing and imitating the context overlay video data of device according to video player.
10, display control method according to claim 5 is characterized in that, also comprises step: the user imports control interface and receives control information from the user; Video player sign according to the current reception user's input information of preserving in the main controller; Send control information to video player controlling object container or non-video data resolver controlling object.
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Cited By (3)

* Cited by examiner, † Cited by third party
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CN101196902B (en) * 2007-12-27 2011-02-02 上海全景数字技术有限公司 Method for built-in browser synchronously controlling video, audio and web page
CN103348312A (en) * 2010-12-02 2013-10-09 戴斯帕克有限公司 Systems, devices and methods for streaming multiple different media content in a digital container
CN104540008A (en) * 2007-11-28 2015-04-22 日立麦克赛尔株式会社 Display apparatus and video processing apparatus

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CN1232562A (en) * 1996-02-02 1999-10-20 凤凰技术公司 Set-top box with internet BIOS for internet access
KR100677094B1 (en) * 2000-06-23 2007-02-05 삼성전자주식회사 A system and method of providing video on demand service in wireless network condition
CN1351447A (en) * 2000-10-31 2002-05-29 北京华诺信息技术有限公司 Equipment and method for playing out and receiving video program on demand
CN1131623C (en) * 2001-02-15 2003-12-17 北京算通数字技术研究中心有限公司 Interactive digital broadcast method linking digitalized audio, video and data mixed broadcast with internet
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Cited By (16)

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US10129590B2 (en) 2007-11-28 2018-11-13 Maxell, Ltd. Display apparatus and video processing apparatus
CN105407104B (en) * 2007-11-28 2019-07-16 麦克赛尔株式会社 Display device and image documentation equipment
CN104540008A (en) * 2007-11-28 2015-04-22 日立麦克赛尔株式会社 Display apparatus and video processing apparatus
CN101447902B (en) * 2007-11-28 2016-01-20 日立麦克赛尔株式会社 Display unit and image documentation equipment
US11509953B2 (en) 2007-11-28 2022-11-22 Maxell, Ltd. Information processing apparatus and information processing method
US11451861B2 (en) 2007-11-28 2022-09-20 Maxell, Ltd. Method for processing video information and method for displaying video information
US11451860B2 (en) 2007-11-28 2022-09-20 Maxell, Ltd. Display apparatus and video processing apparatus
US9420212B2 (en) 2007-11-28 2016-08-16 Hitachi Maxell, Ltd. Display apparatus and video processing apparatus
CN105407104A (en) * 2007-11-28 2016-03-16 日立麦克赛尔株式会社 Display Apparatus And Video Processing Apparatus
US10244284B2 (en) 2007-11-28 2019-03-26 Maxell, Ltd. Display apparatus and video processing apparatus
CN104540008B (en) * 2007-11-28 2018-01-16 日立麦克赛尔株式会社 Image documentation equipment
US10958971B2 (en) 2007-11-28 2021-03-23 Maxell, Ltd. Display apparatus and video processing apparatus
US11445241B2 (en) 2007-11-28 2022-09-13 Maxell, Ltd. Information processing apparatus and information processing method
CN101196902B (en) * 2007-12-27 2011-02-02 上海全景数字技术有限公司 Method for built-in browser synchronously controlling video, audio and web page
CN103348312A (en) * 2010-12-02 2013-10-09 戴斯帕克有限公司 Systems, devices and methods for streaming multiple different media content in a digital container
US9342212B2 (en) 2010-12-02 2016-05-17 Instavid Llc Systems, devices and methods for streaming multiple different media content in a digital container

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