CN107371066A - It is accurately positioned the method and system of the video-frequency playing content progress of multiple playback terminals - Google Patents

It is accurately positioned the method and system of the video-frequency playing content progress of multiple playback terminals Download PDF

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Publication number
CN107371066A
CN107371066A CN201710687350.3A CN201710687350A CN107371066A CN 107371066 A CN107371066 A CN 107371066A CN 201710687350 A CN201710687350 A CN 201710687350A CN 107371066 A CN107371066 A CN 107371066A
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China
Prior art keywords
frame picture
intelligent television
public network
network platform
link information
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CN201710687350.3A
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Chinese (zh)
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CN107371066B (en
Inventor
纪琦华
蒲珂
曾泽基
方宏
李哲山
鲁豪
胡彬
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China Science And Technology Co Ltd
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China Science And Technology Co Ltd
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Priority to CN201710687350.3A priority Critical patent/CN107371066B/en
Publication of CN107371066A publication Critical patent/CN107371066A/en
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Publication of CN107371066B publication Critical patent/CN107371066B/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/47End-user applications
    • H04N21/472End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
    • H04N21/47217End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for controlling playback functions for recorded or on-demand content, e.g. using progress bars, mode or play-point indicators or bookmarks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/845Structuring of content, e.g. decomposing content into time segments
    • H04N21/8455Structuring of content, e.g. decomposing content into time segments involving pointers to the content, e.g. pointers to the I-frames of the video stream

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Human Computer Interaction (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Information Transfer Between Computers (AREA)

Abstract

The present invention relates to a kind of method for the video-frequency playing content progress for being accurately positioned multiple playback terminals, including:First intelligent television receives screenshotss request command, to the frame picture capturing where the program play position, Resource Server position and the frame picture corresponding playing progress rate in the video where the corresponding program resource of link;The frame picture with link information of interception is cached, frame picture is stored after being uploaded to public network platform, and according to default template generation identification code;Identification code is distributed to the first intelligent television and shown by public network platform;The frame picture and its link information that user is included by mobile terminal device acquisition identification code, while program resource and frame the picture corresponding playing progress rate position in its program video corresponding to getting frame picture are loaded by link information;Playing progress rate position corresponding to mobile terminal device from frame picture plays out.This method is easy to operate, user is not limited when watching program by equipment and region.

Description

It is accurately positioned the method and system of the video-frequency playing content progress of multiple playback terminals
Technical field
The present invention relates to video broadcasting field, and in particular to a kind of video-frequency playing content for being accurately positioned multiple playback terminals The method of progress and the system of application this method.
Background technology
With the development of internet video display, the resources of movie & TV on internet is increasingly abundanter, searches also more convenient, attraction Increasing user's selection and watch video on the internet.Internet mainly carries out the resources of movie & TV by network site of cinema and TV at present Broadcasting, on network site of cinema and TV, each video only identifies a poster and movie playback resource, and only offer order is broadcast Put a kind of mode.If the user desired that wherein some wonderful is browsed rapidly, it is necessary to add by the multiple velocities such as x2, x4, x16 times Fast fast-forward play, or user drag playing progress bar and realize the rapid purpose for browsing wonderful.
But accelerated mode still need from the beginning to watch this video, it is necessary to expend the regular hour can be played to it is excellent Fragment, also, if not finding wonderful in a short time user may be caused to abandon browsing this video;And user drags The mode of playing progress bar, because being not aware that the specific moment of wonderful in advance, it can not be accurately positioned, be found excellent Fragment stills need to expend regular hour resource, and the degree of accuracy is relatively low.
It is existing broadcasting on video to be corresponded to according to the content-aware of the frame picture of program orientation point for drawbacks described above Degree of putting into, so as to accurately select user to want the video segment of viewing.Pass through picture as disclosed in patent 201410379854.5 Choose method and client that corresponding video progress carries out video playback;This method quick and precisely can be determined play position Position, still, the positioning need to use under same playback terminal or same account, are needed when user watches again in same intelligence Can television terminal or need log in personal account go obtain store frame pictorial information, this with limitation and operation compared with To be cumbersome, the experience of user is influenceed.
The content of the invention
It is an object of the invention to propose a kind of method for the video-frequency playing content progress for being accurately positioned multiple playback terminals, This method is easy to operate, realizes the positioning to multiple playback terminal video-frequency playing content progresses, make user when watching program not Limited by equipment and region.
To achieve the above object, the technical solution adopted in the present invention is a kind of video for being accurately positioned multiple playback terminals The method for playing content progress, comprises the steps:
First intelligent television receives a screenshotss request command, and program described in the moment instantly is played according to screenshotss request command Frame picture where position is intercepted, while the Resource Server position linked where corresponding to program resource exists with the frame picture Corresponding playing progress rate in the video;
The frame picture with link information of interception is cached, and is uploaded to a public network platform;
Public network platform is received and stores frame picture, and frame picture and its link information are identified according to default template generation Code;
Identification code is distributed to the first intelligent television and shown by public network platform;
User decodes and obtained the frame picture and its link information that identification code includes by mobile terminal device, passes through simultaneously Program resource and frame the picture corresponding playing progress rate in its program video corresponding to link information loading getting frame picture Position;
Playing progress rate position corresponding to mobile terminal device from frame picture plays out.
In the inventive method mobile terminal device with the public network platform establish communicate after, getting frame picture Another technical scheme can also be:The public network platform obtains device id, the device IP of the first intelligent television, the public affairs The network platform receives and the first intelligent television upload frame picture is stored in corresponding folder altogether, and device id is set to this document The title of folder;
User directly can also obtain the band link letter by finding file corresponding to the first intelligent television equipment ID The frame picture of breath.
Further, methods described also includes
Public network platform extracts the link information of the frame picture;
Mobile terminal device assigns the transmission instruction of the frame picture link information of the extraction to public network platform, public The network platform sends the link information to the second intelligent television;
Second intelligent television receives and loads the program resource corresponding to loading getting frame picture and frame picture in its section Corresponding playing progress rate position in visual frequency;
Playing progress rate position corresponding to second intelligent television from frame picture plays out.
Further, methods described also includes:The advance device id for obtaining the second intelligent television of the mobile terminal device, Device IP, and by the device id of acquisition and device IP write device list.
Further, methods described also includes
Using the list of devices as foundation, the whether online information of the second intelligent television is obtained;
Mobile terminal device assigns the same of the transmission instruction of the frame picture link information of the extraction to public network platform The whether online information of the intelligent televisions of Shi Shangchuan second;
Public network platform is sent according to the whether online information of the second intelligent television, selected opportunity to the second intelligent television The link information.
Further, the public network platform selectes opportunity to the specific of the second intelligent television transmission link information For:
When judging the second intelligent television state to be online, the public network platform pushes away to second intelligent television immediately Send link information;
When judging the second intelligent television state to be offline, the public network platform to second intelligent television monitoring, When its state is changed into online, link information is pushed to second intelligent television.
In an improved technical scheme, the identification code is Quick Response Code, and the Quick Response Code is also loaded with public network The concern link of platform;
After mobile scanning terminal identification code, public network platform is paid close attention to, the public network platform passes through center Server receives mobile terminal feedback information to terminal releasing advertisements or activity description.
In some improved technical schemes, first intelligent television end implements screenshotss life by external control devices Order, the external control devices can be remote control or the mobile terminal communicated with the first intelligent television end.
What another aspect of the present invention additionally provided a kind of video-frequency playing content progress for being accurately positioned multiple playback terminals is System, the system include public network platform, the first intelligent television and mobile terminal communicated with the public network platform Equipment;
First intelligent television includes
Screenshotss request reception unit, receive the screenshotss request command that external control device is assigned;
Frame picture unit is intercepted, according to screenshotss request command to the frame picture where program play position described in the moment instantly Intercepted;
Frame image information collecting unit, the Resource Server position where gathering and linking corresponding program resource are drawn with the frame Face corresponding playing progress rate in the video;
Buffer unit, the frame picture with link information of interception is cached;
Transmission unit, the frame picture with link information of interception is uploaded to the public network platform;
Identification code display unit, the identification code of public network platform announcement, wherein particular form are shown by particular form Including floating window, the page, pop-out form;
The public network platform includes
Memory cell, for storing frame picture i.e. its link information;
Identification code generation unit, by frame picture and its link information according to default template generation identification code, the identification code Including bar code and Quick Response Code;
Identification code release unit, identification code is distributed to the first intelligent television and shown;
The mobile terminal device includes
Identification code decoding unit, by scanning the frame picture and its link information that obtain identification code and include, while pass through chain Connect program resource and frame the picture corresponding playing progress rate position in its program video corresponding to information loading getting frame picture Put;
Decoded information storage unit, for decoded frame picture and its link information to be preserved.Further, institute Stating system also includes redemption unit, and the virtual gold coin for virtual account is used for the viewing time limit for exchanging VIP programs, the VIP Program can be specific VIP programs or be any program in VIP resources banks.
For present system in an improved plan, the system also includes what is communicated with the public network platform Second intelligent television, the mobile terminal device also include
List of devices unit, for the device id including multiple intelligent televisions, device IP to be write, and it is presented in equipment row In table;
List of devices monitoring unit, for the whether online of multiple intelligent televisions in real-time monitoring equipment list;
The public network platform also includes
Frame image information extraction unit, for extracting the link information of the frame picture;
Information push unit is extracted, the frame picture of extraction is pushed to multiple intelligent televisions including the second intelligent television Link information;
Target pushes terminal monitoring unit, the monitoring for the presence of the intelligent television to pushed information.
In another improved technical scheme, the identification code generation unit also loads the concern of the public network platform Link information;
The mobile terminal device obtains concern link by identification code decoding unit, and the public network platform is in Central server receives mobile terminal feedback information to terminal releasing advertisements or activity description.
The present invention is accurately positioned the method and its system of the video-frequency playing content progress of multiple playback terminals, please by screenshotss Ask acquisition be currently located frame picture playing progress rate and corresponding program where server location, and by the screenshotss frame picture and its Link information is uploaded to public network platform;Screenshotss frame can directly be obtained by having focused on the mobile terminal device of the public network platform Picture and its link information, and the mobile terminal device of the public network platform is not paid close attention to then by public to the public network platform The identification code of the frame picture and its link information the loading generation of cloth carries out decoding acquisition.In this way, realize any mobile terminal Equipment is not limited by operating system and account, is obtained and the video-frequency playing content progress identical video in the first intelligent television Program.
The present invention is accurately positioned in the method and system of video-frequency playing content progress of multiple playback terminals, described mobile whole The difference of device id and device IP of the end equipment based on each intelligent television identifies different intelligent televisions, and believes according to the difference Breath sends the screenshotss frame picture for being loaded with playing progress rate by public network platform to each intelligent television, realizes and is played eventually to multiple The positioning of video-frequency playing content progress is held, user is not limited when watching program by equipment and region.
Brief description of the drawings
Fig. 1 is a kind of showing for embodiment of the method for the video-frequency playing content progress that the present invention positions multiple playback terminals It is intended to;
Structural representations of the Fig. 2 between multiple playback terminals in second of embodiment of the inventive method;
Fig. 3 is the another embodiment for the method that mobile terminal device of the present invention obtains the first intelligent television sectional drawing;
Fig. 4 is a kind of embodiment that public network platform of the present invention sends link information to other intelligent televisions;
Fig. 5 is a kind of knot of embodiment of the system for the video-frequency playing content progress that the present invention positions multiple playback terminals Structure schematic diagram.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made Embodiment, belong to the scope of protection of the invention.
Below with reference to the accompanying drawings embodiments of the invention are described.Referring to Fig. 1, multiple broadcastings are accurately positioned for the present invention The first embodiment of the method for the video-frequency playing content progress of terminal.Methods described comprises the steps:
S10, the first intelligent television receive a screenshotss request command, according to screenshotss request command to program described in the moment instantly Frame picture where play position is intercepted, while the Resource Server position linked where corresponding to program exists with the frame picture Corresponding playing progress rate in the video;
It should be noted that first intelligent television end implements screenshotss order, the outside by external control devices Control device can be remote control or the mobile terminal communicated with the first intelligent television end.
Every frame in video all stabs with regular time, with show the frame during video is read and is played to it is corresponding when Between.First intelligent television is after screenshotss request command is received, to also obtaining what present frame carried while present frame screenshotss Set time stabs;Playback terminal identification is positioned to corresponding when playing program corresponding to present frame according to the timestamp of present frame Progress bar position.
S20, the caching of the frame picture with link information by interception, and it is uploaded to a public network platform;
It should be noted that public network platform of the present invention is the common platform under network system, the title is simultaneously Its concrete form is not limited, can realize that public access purpose is defined by it.It can be that the network based on cloud server is put down Platform, or network platform of specific broadcasting and TV interactive TV network platform or social type etc..
S30, public network platform receive and store frame picture, by frame picture and its link information according to default template generation Identification code;
Public network platform is stored after the frame image information is received, and its storage location can be the institute of setting There is screenshotss picture storage folder, or the storage folder that corresponding first intelligent television is specially set, i.e. this document are pressed from both sides Only deposit the screenshotss file of the first Intelligent television terminal upload.
Identification code described in the step can be bar code or Quick Response Code, and Quick Response Code should as the scheme that is more highly preferred to With.It is prior art that how frame picture and its link information, which generate Quick Response Code, at this, does not do excessive explanation herein.
Identification code is distributed to the first intelligent television and shown by S40, public network platform;
The identification code of generation is sent to the first Intelligent television terminal and shown by public network platform, and its display mode can be Floating window shows, and web page interlinkage is shown, also or ejection box form shows etc..
S50, user decode and obtained the frame picture and its link information that identification code includes by mobile terminal device, simultaneously Program resource and frame the picture corresponding broadcasting in its program video corresponding to getting frame picture is loaded by link information Progress position;
Playing progress rate position corresponding to S60, mobile terminal device from frame picture plays out.
The above method is transmission intermediary by public network platform, and it receives screenshotss frame picture and peer link information, and Generation identification code information is delivered to television terminal, and different mobile terminal devices can obtain corresponding correlation by scanning identification code Information, then the Resource Server address of program corresponding to frame picture is linked to, the resource is found, opens and plays;And after opening, By the timestamp label of its playing progress rate to corresponding play position, it is accurately positioned in this way, realizing, and this method operation is more square Just.On the basis of even mobile terminal does not establish correspondence with public network platform in advance, it is public also can easily to obtain this The resource information of the network platform.
Fig. 2 shows the communication connection relation between multiple playback terminal and public network platforms in the inventive method.Move Dynamic terminal device and the first intelligent television, the second intelligent television ... N intelligent televisions are put down by network service and public network Platform connects.Mobile terminal device can pass through the knowledge that the public network platform is issued when not communicated with the foundation of public network platform Other code obtains its concern connection, and communication is established in the form of concern.
Fig. 3 shows that mobile terminal device of the present invention obtains another embodiment party of the method for the first intelligent television sectional drawing Formula.On the basis of the first embodiment, this method, which also increases, following technical characteristics.
S310, the public network platform obtain the first intelligence electricity in advance or while screenshotss frame image information is received Depending on device id, device IP, the public network platform receives simultaneously is stored in corresponding text by the first intelligent television upload frame picture In part folder, and device id is set to the title of this document folder.
It should be noted that it is described by device id be set to this document folder title include using device id as whole title, Or the form of other words is combined for device id;Such as device id is 1CA77015SA70, using the coding as file Title;Or referred to as " Skyworth extremely opens 1CA77015SA70 " to folder name.
S311, user directly can also obtain the band chain by finding file corresponding to the first intelligent television equipment ID Connect the frame picture of information.
Fig. 4 shows that public network platform of the present invention sends a kind of embodiment of link information to other intelligent televisions. Methods described also includes:
S320, public network platform extract the link information of the frame picture;
At this link information of extraction be Resource Server position where the corresponding program that frame picture is linked and The frame picture corresponding playing progress rate in the video, so as to the transmission task of abort frame picture image.
The transmission for the frame picture link information that S321, mobile terminal device assign the extraction to public network platform refers to Order, public network platform send the link information to the second intelligent television;
It should be noted that mobile terminal device of the present invention should be the first intelligent television of advance acquisition and the second intelligence Device id, the device IP of energy TV, and by position corresponding to the device id of acquisition and device IP write device list.
The said equipment list can be various in the existence form of mobile terminal device, be the real-time sheet of more simple, intuitive Corresponding APP applications are can be set in invention methods described, mobile terminal device, and list of devices is arranged at into a project in APP applications In, mobile terminal device can be named according to the hobby or custom of oneself to distinct device, such as " First TV " " small electricity Depending on " etc..In this way, when mobile terminal device is wanted to send task to a certain television terminal, directly by mission bit stream sensing pair Directional transmissions information can be achieved in the television terminal answered.
And also the equipment state on list of devices can be monitored in real time in APP applications, specifically including following steps Suddenly:
S01, using the list of devices as foundation, obtain the whether online information of the second intelligent television;
S02, mobile terminal device assign the transmission instruction of the frame picture link information of the extraction to public network platform While upload the whether online information of the second intelligent television;
S03, public network platform select opportunity to the second intelligent television according to the whether online information of the second intelligent television Send the link information;
Wherein, the public network platform selected opportunity is specially to what the second intelligent television sent link information:Judge When second intelligent television state is online, the public network platform pushes link information to second intelligent television immediately; When judging the second intelligent television state to be offline, the public network platform treats its state to second intelligent television monitoring When being changed into online, link information is pushed to second intelligent television.
S322, the second intelligent television receive and load the program resource corresponding to getting frame picture and frame picture in its section Corresponding playing progress rate position in visual frequency;
Playing progress rate position corresponding to S323, the second intelligent television from frame picture plays out.
Fig. 5 shows a kind of implementation of the system for the video-frequency playing content progress for being accurately positioned multiple playback terminals of the present invention Schematic diagram.
The system includes public network platform 1, the first intelligent television 20 for being communicated with the public network platform 1, Second intelligent television 21 and mobile terminal device 3;
First intelligent television 20 includes
Screenshotss request reception unit 201, receive the screenshotss request command that external control device is assigned;
Frame picture unit 202 is intercepted, according to screenshotss request command to the frame where program play position described in the moment instantly Picture is intercepted;
Frame image information collecting unit 203, gather and link the correspondingly Resource Server position where program resource and be somebody's turn to do Frame picture corresponding playing progress rate in the video;
Buffer unit 204, the frame picture with link information of interception is cached;
Transmission unit 205, the frame picture with link information of interception is uploaded to the public network platform 1;
Identification code display unit 206, the identification code of the announcement of public network platform 1 is shown by particular form, wherein specific Form includes floating window, the page, pop-out form.
The public network platform 1 includes
Memory cell 101, for storing frame picture i.e. its link information;
Identification code generation unit 102, by frame picture and its link information according to default template generation identification code, the identification Code includes bar code and Quick Response Code;Load the concern link information of the public network platform;
Identification code release unit 103, identification code is distributed to the first intelligent television 20 and shown;
Frame image information extraction unit 104, for extracting the link information of the frame picture;
Information push unit 105 is extracted, to described in multiple intelligent televisions push extraction including the second intelligent television 21 The link information of frame picture;
Target pushes terminal monitoring unit 106, the monitoring for the presence of the intelligent television to pushed information.
The mobile terminal device 3 includes
Identification code decoding unit 301, by scanning the frame picture and its link information that obtain identification code and include, pass through simultaneously Program resource and frame the picture corresponding playing progress rate in its program video corresponding to link information loading getting frame picture Position;
Decoded information storage unit 302, for decoded frame picture and its link information to be preserved;
List of devices unit 303, for writing, and being presented in and set the device id including multiple intelligent televisions, device IP In standby list;
List of devices monitoring unit 304, for the whether online of multiple intelligent televisions in real-time monitoring equipment list.
Wherein, mobile terminal device 3 obtains concern link, the public network platform 1 by identification code decoding unit 301 By central server to terminal releasing advertisements or activity description, and receive mobile terminal feedback information.
It should be noted that " first " " second " of the first above-mentioned intelligent television, the second intelligent television is not to intelligence TV is specifically directed towards, and any intelligent television can be first or second;And the one the second nor in present system The restriction of intelligent television quantity, it may also include in present system and wait intelligence with the three, the 4th ... of public network Platform communication Television terminal.
Device embodiment described above is only schematical, wherein the unit illustrated as separating component can To be or may not be physically separate, it can be as the part that unit is shown or may not be physics list Member, you can with positioned at a place, or can also be distributed on multiple NEs.It can be selected according to the actual needs In some or all of module realize the purpose of this embodiment scheme.Those of ordinary skill in the art are not paying creativeness Work in the case of, you can to understand and implement.
Through the above description of the embodiments, those skilled in the art can be understood that each embodiment can Realized by the mode of software plus required general hardware platform, naturally it is also possible to pass through hardware.Based on such understanding, on The part that technical scheme substantially in other words contributes to prior art is stated to embody in the form of software product, should Computer software product can store in a computer-readable storage medium, such as ROM/RAM, magnetic disc, CD, including some fingers Make to cause a computer equipment (can be personal computer, server, or network equipment etc.) to perform each implementation Method described in some parts of example or embodiment.
Embodiments described above, the restriction to the technical scheme protection domain is not formed.It is any in above-mentioned implementation Modifications, equivalent substitutions and improvements made within the spirit and principle of mode etc., should be included in the protection model of the technical scheme Within enclosing.

Claims (10)

  1. A kind of 1. method for the video-frequency playing content progress for being accurately positioned multiple playback terminals, it is characterised in that methods described bag Include:
    First intelligent television receives a screenshotss request command, according to screenshotss request command to program play position described in the moment instantly The frame picture at place is intercepted, while links the Resource Server position where corresponding program and the frame picture in the video In corresponding playing progress rate;
    The frame picture with link information of interception is cached, and is uploaded to a public network platform;
    Public network platform receives and stores frame picture, by frame picture and its link information according to default template generation identification code;
    Identification code is distributed to the first intelligent television and shown by public network platform;
    User decodes and obtained the frame picture and its link information that identification code includes by mobile terminal device, while passes through link Program resource and frame the picture corresponding playing progress rate position in its program video corresponding to information loading getting frame picture;
    Playing progress rate position corresponding to mobile terminal device from frame picture plays out.
  2. 2. the method for the video-frequency playing content progress being accurately positioned as claimed in claim 1 in multiple playback terminals, its feature Be, the public network platform obtains device id, the device IP of the first intelligent television, the public network platform receive and incite somebody to action First intelligent television uploads frame picture and is stored in corresponding folder, and device id is set to the title of this document folder;
    User can also directly by find file corresponding to the first intelligent television equipment ID obtain it is described with link information Frame picture.
  3. 3. being accurately positioned the method for the video-frequency playing content progress of multiple playback terminals as claimed in claim 1, its feature exists In methods described also includes
    Public network platform extracts the link information of the frame picture;
    Mobile terminal device assigns the transmission instruction of the frame picture link information of the extraction, public network to public network platform Platform sends the link information to the second intelligent television;
    Second intelligent television receives and loads the program resource corresponding to getting frame picture and frame picture in its program video Corresponding playing progress rate position;
    Playing progress rate position corresponding to second intelligent television from frame picture plays out.
  4. 4. being accurately positioned the method for the video-frequency playing content progress of multiple playback terminals as claimed in claim 2, its feature exists In methods described also includes:The advance device id for obtaining the first intelligent television and the second intelligent television of the mobile terminal device, Device IP, and by position corresponding to the device id of acquisition and device IP write device list.
  5. 5. being accurately positioned the method for the video-frequency playing content progress of multiple playback terminals as claimed in claim 4, its feature exists In methods described also includes
    Using the list of devices as foundation, the whether online information of the second intelligent television is obtained;
    On while the transmission that mobile terminal device assigns the frame picture link information of the extraction to public network platform instructs Pass the whether online information of the second intelligent television;
    Public network platform sends the chain according to the whether online information of the second intelligent television, selected opportunity to the second intelligent television Connect information;
    Wherein, the public network platform selected opportunity is specially to what the second intelligent television sent link information:Judge second When intelligent television state is online, the public network platform pushes link information to second intelligent television immediately;Judge When second intelligent television state is offline, the public network platform treats that its state changes to second intelligent television monitoring For it is online when, to second intelligent television push link information.
  6. 6. being accurately positioned the method for the video-frequency playing content progress of multiple playback terminals as claimed in claim 4, its feature exists In the identification code is Quick Response Code, and the Quick Response Code is also loaded with the concern link of public network platform;
    After mobile scanning terminal identification code, public network platform is paid close attention to, the public network platform passes through center service Device receives mobile terminal feedback information to terminal releasing advertisements or activity description.
  7. 7. being accurately positioned the method for the video-frequency playing content progress of multiple playback terminals as claimed in claim 1, its feature exists In first intelligent television end implements screenshotss order by external control devices, and the external control devices can be remote control Device or the mobile terminal communicated with the first intelligent television end.
  8. A kind of 8. system for the video-frequency playing content progress for being accurately positioned multiple playback terminals, it is characterised in that the system bag Public network platform (1) is included, the first intelligent television (20) and mobile terminal device communicated with the public network platform (1) (3);
    First intelligent television (20) includes
    Screenshotss request reception unit (201), receive the screenshotss request command that external control device is assigned;
    Frame picture unit (202) is intercepted, the frame where program play position described in the moment instantly is drawn according to screenshotss request command Face is intercepted;
    Frame image information collecting unit (203), gather and link correspondingly the Resource Server position where program resource and the frame Picture corresponding playing progress rate in the video;
    Buffer unit (204), the frame picture with link information of interception is cached;
    Transmission unit (205), the frame picture with link information of interception is uploaded to the public network platform (1);
    Identification code display unit (206), the identification code of public network platform (1) announcement is shown by particular form, wherein specific Form includes floating window, the page, pop-out form;
    The public network platform (1) includes
    Memory cell (101), for storing frame picture i.e. its link information;
    Identification code generation unit (102), by frame picture and its link information according to default template generation identification code, the identification code Including bar code and Quick Response Code;
    Identification code release unit (103), identification code is distributed to the first intelligent television (20) and shown;
    The mobile terminal device (3) includes
    Identification code decoding unit (301), by scanning the frame picture and its link information that obtain identification code and include, while pass through chain Connect program resource and frame the picture corresponding playing progress rate position in its program video corresponding to information loading getting frame picture Put;
    Decoded information storage unit (302), for decoded frame picture and its link information to be preserved.
  9. 9. being accurately positioned the system of the video-frequency playing content progress of multiple playback terminals as claimed in claim 8, its feature exists In the system also includes the second intelligent television (21) communicated with the public network platform (1), and the mobile terminal is set Standby (3) also include
    List of devices unit (303), for writing, and being presented in equipment the device id including multiple intelligent televisions, device IP In list;
    List of devices monitoring unit (304), for the whether online of multiple intelligent televisions in real-time monitoring equipment list;
    The public network platform also includes
    Frame image information extraction unit (104), for extracting the link information of the frame picture;
    Information push unit (105) is extracted, the described of extraction is pushed to multiple intelligent televisions including the second intelligent television (21) The link information of frame picture;
    Target push terminal monitoring unit (106), the monitoring for the presence of the intelligent television to pushed information.
  10. 10. being accurately positioned the system of the video-frequency playing content progress of multiple playback terminals as claimed in claim 8, its feature exists In the identification code generation unit (102) also loads the concern link information of the public network platform;
    The mobile terminal device (3) obtains concern link, the public network platform by identification code decoding unit (301) (1) by central server to terminal releasing advertisements or activity description, and mobile terminal feedback information is received.
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