Embodiment
The following description and drawings fully illustrate specific embodiment of the invention scheme, to enable those skilled in the art to put into practice them.Embodiment only represents possible change.Unless explicitly requested, otherwise independent parts and function are optional, and the order of operation can change.The part of some embodiments and feature can be included in or replace part and the feature of other embodiment.The scope of embodiment of the present invention comprises the gamut of claims, and all obtainable equivalent of claims.
Term as used herein " terminal " is defined as can carry out a series of equipment of communicating or integrated circuit with other equipment.In some illustrative embodiments, terminal can be have the equipment receiving multimedia equipment or have playing function.In some illustrative embodiments, terminal can be have video playback capability equipment, there is the equipment of audio playing function, there is the equipment of Subtitle Demonstration, such as, TV, display, flat computer, notebook, desktop computer, mobile phone, earphone, audio amplifier, intelligent watch, intelligent glasses etc.In some illustrative embodiments, terminal can be an adhesive integrated circuit, such as chip or microprocessor etc.
Term as used herein " server " can comprise for carrying out the radio interface device of radio communication with other equipment, also comprise a series of devices that Video service is provided to other equipment, such as: for transmitting media stream to other equipment, for controlling, other equipment video playback are synchronous, for generating the devices such as media stream according to other-end demand, described device can be equipment or integrated circuit (as chip).
Term as used herein " language classification " is defined as different language audio or captions; wherein language classification can not be defined as existing language classification; as long as the distinguishing audio frequency of tool or captions; the audio frequency that the novel language of such as following appearance, not agnate language, the language of country variant, netspeak, the audio frequency of the different intonation of same language, same language difference are dubbed, captions of same language difference translation etc., all drop in scope.
Some illustrative embodiments are illustrated referring now to Fig. 1, Fig. 1.
As shown in Figure 1, in some illustrative embodiments, a kind of method, comprises following step:
Step 101, video server transmits the first media stream to terminal 1, i.e. program source 1, after terminal 1 receives program source 1, broadcast program source 1, program source 1 comprises video and other audio frequency of a certain class of languages and/or captions, such as English audio frequency and/or English subtitles;
Step 102, terminal 1 and terminal 2 find mutually, and discovery mode can be that terminal 1 finds terminal 2, or terminal 2 finds terminal 1;
Step 103, after terminal 1 and terminal 2 are set up and communicated, terminal 1 sends multimedia to terminal 2 and shares request, this request can carry the specifying information of program source 1, such as: the ID of program source 1, other multimedia parameter relevant with program source 1 (as: multimedia data type, cast etc.);
Step 104, terminal 2 receives after multimedia shares request, point out to user, if user selects not agree to share, terminal 2 does not do any response, otherwise then generate the response message of this request and send to terminal 1, request and terminal 1 together watch the video in program source 1, but require to obtain the audio frequency and/or the captions (program source 2) that are different from other second language classification of class of languages in program source 1; The parameter of carrying in this response message comprises: the set point (Chinese subtitle and/or Chinese audio frequency etc.) sharing multimedia parameter, shares multimedia mark (i.e. service ID) etc.;
Step 105, after terminal 1 receives above-mentioned response message, directly can perform step 106, also can it shares operation to video server authentication, and receives authenticating result; If authenticating result is successfully, then represents that video server is agreed to carry out media stream transmission with terminal 2, then perform subsequent step, otherwise then represent that video server refusal carries out media stream transmission to terminal 2, then flow process terminates; The information such as service ID, the ID of terminal 2 and content of multimedia that comprise that described video server can send according to terminal 1 carry out authentication to terminal 2;
Step 106, terminal 1 sends the program source 2 comprising Chinese audio frequency and/or Chinese subtitle to video server request to terminal 2; The information and the language classification indication information that comprise terminal 2 is needed in this request message; The information of terminal 2, comprises ID and the IP address of described terminal 2; Language classification indication information, is used to indicate second language classification, and this language classification is different from other audio frequency of program source 1 class of languages and/or captions, such as Chinese audio frequency and/or Chinese subtitle; In addition this request can also comprise the ID of the program source 1 and ID of terminal 1, is used to indicate and generates program source 2 according to the video content of the program source 1 play in terminal 1;
Step 107, after video server receives the request that terminal 1 sends, replys to terminal 1 and confirms, receive this request to represent;
Step 108, video server according to the information of the terminal 2 of carrying in above-mentioned request and language classification indication information inquiry related content, and generates program source 2(and comprises Chinese audio frequency and/or Chinese subtitle);
Step 109, terminal 1 can predict preliminary synchronisation time point according to the progress (namely playing side-play amount) of the program source 1 of current broadcasting; Forecasting Methodology is: preliminary synchronisation time point=broadcasting side-play amount+X, X is default revision value;
Step 110, terminal 1 sends synchronizing time point to video server and consults request; The parameter that this request is carried comprises: preliminary synchronisation time point, the ID of terminal 1, the ID of program source 1, the ID of terminal 2;
Step 111, after video server receives above-mentioned request, sends and confirms synchronizing time point response message; In this step, video server according to the preparation adjustment preliminary synchronisation time point of own resource, then may need the synchronizing time point carry adjustment in this response message after;
Step 112, video server sends synchronous play time notice to terminal 2, wherein carries the synchronizing time point of confirmation, receives described program source 2 with indicating terminal 2 from this synchronizing time point;
Step 113, after terminal 2 receives above-mentioned notice, sends the response message acknowledging receipt of described synchronizing time point to video server;
Step 114, video server sends program source 2 from the synchronizing time point after confirming, and synchronizing time point is the time point after video server and terminal 1 are consulted herein, and video server may adjust it according to own situation in step 111;
Step 115, terminal 2 any buffered program source 2, when buffer memory completes, buffer memory completion notice message is sent to terminal 1, the parameter of carrying in this message comprises: buffer memory sart point in time, pre-play time, absolute clock alignment identification and value, the clock that described terminal 1 proofreads himself according to absolute clock alignment mark and value is consistent with the clock of terminal 2;
Step 116, after terminal 1 receives the buffer memory completion notice message of terminal 2, determines that whether pre-play time is reasonable, as unreasonable, adjusts, then send synchronous playing request message; Parameter is carried in this request: play operation identifies, play start time point; Wherein, if do not adjust pre-play time, then described play start time point is this pre-play time, otherwise described play start time point is the time point obtained after adjusting pre-play time;
Step 117, after terminal 2 receives above-mentioned request message, play multimedia content (program source 2) from above-mentioned play start time point;
Step 118, control if user carries out operation in terminal 1 to current broadcasting, such as: broadcasting, time-out, stopping, F.F., rewind etc., then terminal 1 can identify the operation of user, and the operation Synchronization Control message comprising operation control command is accordingly sent to terminal 2, to make terminal 2 consistent with the operation of terminal 1; Described operation Synchronization Control message is carried parameter and can be comprised: play operation identifies, the call parameter corresponding to described operation control command; This step also can be that terminal 2 identifies user operation, then sends the operation Synchronization Control message comprising described operation control command and is sent to terminal 1, the operation of both sides is consistent;
Step 119, terminal 2 receives the operation synchronization request that terminal 1 is sent, and carries out operation synchronous according to the operation control command in operation synchronization request, and its operation operation current with terminal 1 is consistent; Or terminal 1 receives the operation synchronization request that terminal 2 is sent, carry out operation according to the operation control command in operation synchronization request synchronous, its operation operation current with terminal 2 is consistent;
Step 120, terminal 2(or terminal 1) can timing or periodically send synchronization report message to terminal 1(or terminal 2), this message carried terminal 2(or terminal 1) current playing progress rate, i.e. the side-play amount of displaying video content;
Step 121, terminal 1(or terminal 2) according to terminal 2(or terminal 1) timing or the synchronization report comprising current playing progress rate that periodically sends judge that whether the content of two terminal plays is synchronous, if asynchronous, synchronous broadcasting situation is adjusted, make terminal 1 play synchronous with terminal 2; The process of described adjustment can be that the playing progress rate of this terminal of adjustment is consistent with the playing progress rate in the described synchronization report received, or, the broadcasting Synchronization Control message sending adjustment playing progress rate, to another terminal, is adjusted playing progress rate according to this message by another terminal.
As shown in Figure 2, in some illustrative embodiments, a kind of method, comprises following step:
Step 201, video server transmits program source 1 to terminal 1, terminal 1 program receiving source 1, and program source 1 comprises: video, other audio frequency of a certain class of languages and/or captions, such as English audio frequency and/or English subtitles;
Step 202, terminal 1 and terminal 2 find mutually, and discovery mode can be that terminal equipment 1 finds terminal equipment 2, or terminal 2 finds terminal 1;
Step 203, after terminal 1 and terminal 2 are set up and communicated, terminal 1 sends multimedia to terminal 2 and shares request; This request can carry the specifying information comprising program source 1, such as: the ID of program source 1, and other multimedia parameter relevant with program source 1 (as: multimedia data type, cast etc.);
Step 204, terminal 2 receives after multimedia shares request, point out to user, if user selects not agree to share, terminal 2 does not do any response, otherwise then generate the response message of this request and send to terminal 1, request and terminal 1 together watch the video in program source 1, but require to obtain the audio frequency and/or the captions (program source 2) that are different from other second language classification of class of languages in program source 1; Need to carry parameter in this response message: the set point (Chinese subtitle and/or Chinese audio frequency etc.) sharing multimedia parameter, share multimedia mark (i.e. service ID) etc.;
Step 205, after terminal 1 receives above-mentioned response message, directly can perform step 206, also can it shares operation to video server authentication, and receives authenticating result; If authenticating result is successfully, then represents that video server is agreed to carry out media stream transmission with terminal 2, then perform subsequent step, otherwise then represent that video server refusal carries out media stream transmission to terminal 2, then flow process terminates; The information such as service ID, the ID of terminal 2 and content of multimedia that comprise that described video server can send according to terminal 1 carry out authentication to terminal 2;
Step 206, terminal 1 sends the program source 2 comprising Chinese audio frequency and/or Chinese subtitle to video server request to terminal 2; The information and the language classification indication information that comprise terminal 2 is needed in this request message; The information of terminal 2, comprises ID and the IP address of described terminal 2; Language classification indication information, is used to indicate second language classification, and this language classification is different from other audio frequency of program source 1 class of languages and/or captions, such as Chinese audio frequency and/or Chinese subtitle; In addition this request can also comprise the ID of the program source 1 and ID of terminal 1, is used to indicate and generates program source 2 according to the video content of the program source 1 play in terminal 1;
Step 207, after video server receives the request that terminal 1 sends, replys to terminal 1 and confirms, receive this request to represent;
Step 208, video server according to the information of the terminal 2 of carrying in above-mentioned request and language classification indication information inquiry related content, and generates program source 2(and comprises Chinese audio frequency and/or Chinese subtitle);
Step 209, terminal 1 can predict preliminary synchronisation time point according to the progress (namely playing side-play amount) of the program source 1 of current broadcasting; Forecasting Methodology is: preliminary synchronisation time point=broadcasting side-play amount+X, X is default revision value;
Step 210, terminal 1 sends synchronizing time point to video server and consults request; The parameter that this request is carried comprises: preliminary synchronisation time point, the ID of terminal 1, the ID of program source 1, the ID of terminal 2;
Step 211, after video server receives above-mentioned request, sends and determines the response message sending program source 2 from preliminary synchronisation time point to terminal 2; In this step, video server according to the preparation adjustment preliminary synchronisation time point of own resource, then may need the synchronizing time point carry adjustment in this response message after;
Step 212, video server sends synchronous play time notice to terminal 2, wherein carries the synchronizing time point of confirmation;
Step 213, after terminal 2 receives above-mentioned notice, sends the response message acknowledging receipt of described synchronizing time point to video server;
Step 214, video server sends program source 2 from the synchronizing time point after confirming, and synchronizing time point is the time point after video server and terminal 1 are consulted herein, and video server may adjust it according to own situation in step 211;
Step 215, terminal 2 any buffered program source 2, when buffer memory completes, buffer memory completion notice message is sent to terminal 1, the parameter of carrying in this message comprises: buffer memory sart point in time, pre-play time, absolute clock alignment identification and value, the clock that described terminal 1 proofreads himself according to absolute clock alignment mark and value is consistent with the clock of terminal 2;
Step 216, after terminal 1 receives the buffer memory completion notice message of terminal 2, determines that whether pre-play time is reasonable, as unreasonable, adjusts, then send synchronous playing request message; Parameter is carried in this request: play operation identifies, play start time point; Wherein, if do not adjust pre-play time, then described play start time point is this pre-play time, otherwise described play start time point is the play time obtained after adjusting pre-play time;
Step 217, after terminal 2 receives above-mentioned request message, play multimedia content (program source 2) from play time;
Step 218, after terminal 2 starts play multimedia content, it is synchronous that terminal 1 can carry out operation.Specifically comprise: terminal 1 identifies that user controls the operation that current broadcasting is carried out, such as: broadcasting, time-out, stopping, F.F. or rewind etc.; Terminal 1 send comprise control operation accordingly operation synchronization request message to video server, inform this terminal of video server (i.e. terminal 1) the current operation performed;
Step 219, video server is according to described operation synchronization request, the operation Synchronization Control message comprising control command is sent to terminal 1, described control command is that the operation for adjusting terminal 2 is consistent with terminal 1, RTCP(real time streaming protocol can be used, Real-time TransportControl Protocol on realizing) order and do;
Step 220, terminal 1 forwards it to terminal 2 after receiving described operation Synchronization Control message;
Step 221, after terminal 2 receives the operation Synchronization Control message that terminal 1 sends, perform corresponding operation, guarantee that the operation of current operation and terminal 1 is consistent according to the control command in described operation Synchronization Control message, namely operation is synchronously;
Step 222, terminal 2 is after beginning play multimedia content, and terminal 2 periodically can also must send to terminal 1 synchronization report comprising current playing progress rate, the wherein current playing progress rate of carried terminal 2, the side-play amount of the video content namely play;
Step 223, according to the synchronization report received, terminal 1 determines that whether terminal 1 is consistent with the playing progress rate of terminal 2, if the playing progress rate of both sides is inconsistent, namely asynchronous, then adjust synchronous situation, makes terminal 1 play synchronous with terminal 2; It is consistent with the playing progress rate in the described synchronization report received that the process of described adjustment can be that terminal 1 adjusts the playing progress rate of this terminal, or, terminal 1 sends to video server and plays synchronization request, video server is according to described broadcasting synchronization request, the broadcasting Synchronization Control message comprising control command is sent to terminal 1, described broadcasting Synchronization Control message is transmitted to terminal 2 by terminal 1, terminal 2 adjusts current playing progress rate according to the control command in described broadcasting Synchronization Control message, consistent with terminal 1 with the playing progress rate making terminal 2 current.
As shown in Figure 3, in some illustrative embodiments, a kind of method, comprises following step:
Step 301, video server transmits program source 1 to terminal 1, after terminal 1 receives program source 1, plays the video frequency program (English primary sound, English subtitles) from program source 1;
Step 302, terminal 1 and terminal 2 find mutually, and discovery mode can be that terminal 1 finds terminal 2, or terminal 2 finds terminal 1;
Step 303, after terminal 1 and terminal 2 are set up and communicated, terminal 1 sends multimedia to terminal 2 and shares request, this request can carry the specifying information of program source 1, such as: the ID of program source 1, other multimedia parameter relevant with program source 1 (as: multimedia data type, cast etc.);
Step 304, terminal 2 receives after multimedia shares request, show to user, if user selects not agree to share, terminal 2 does not do any response, otherwise then generate the response message of this request and send to terminal 1, request and terminal 1 together watch the video in program source 1, but require to obtain the Chinese audio frequency and/or the Chinese subtitle (program source 2) that are different from program source 1 content; Need to carry parameter in this response message to comprise: the set point (Chinese subtitle and/or Chinese audio frequency etc.) sharing multimedia parameter, share multi-media tag (i.e. service ID) etc.;
Step 305, after terminal 1 receives above-mentioned response message, directly can perform step 106, also it can share and operate and receive authenticating result to video server authentication, if authenticating result is successfully, then represents that video server is agreed to carry out media stream transmission with terminal 2, follow-up flow process can be performed; Otherwise, then represent that video server refusal carries out media stream transmission to terminal 2, then process ends; The information such as service ID, the ID of terminal 2 and content of multimedia that comprise that described video server can send according to terminal 1 carry out authentication to terminal 2;
Step 306, terminal 1 sends the program source 2 comprising Chinese audio frequency and Chinese subtitle to video server request to terminal 2; The information and the language classification indication information that comprise terminal 2 is needed in this request message; The information of terminal 2, comprises ID and the IP address of described terminal 2; Language classification indication information, is used to indicate second language classification, and this language classification is different from other audio frequency of program source 1 class of languages and/or captions, such as Chinese audio frequency and/or Chinese subtitle; In addition this request can also comprise the ID of the program source 1 and ID of terminal 1, is used to indicate and generates program source 2 according to the video content of the program source 1 play in terminal 1; ;
Step 307, after video server receives the request that terminal 1 sends, replys to terminal 1 and confirms, receive this request to represent;
Step 308, video server, according to the information of the terminal 2 of carrying in above-mentioned request and language classification indication information inquiry related content, generates program source 2(and only comprises Chinese audio frequency and/or Chinese subtitle);
Step 309, terminal 1 can predict preliminary synchronisation time point according to the progress (namely playing side-play amount) of the program source 1 of current broadcasting; Forecasting Methodology is: preliminary synchronisation time point=broadcasting side-play amount+X, X is default revision value;
Step 310, terminal 1 sends synchronizing time point to video server and consults request; The parameter that this request is carried comprises: preliminary synchronisation time point, can locking range, the ID of terminal 1, the ID of program source 1, the ID of terminal 2;
Step 311, after video server receives above-mentioned request, sends and confirms synchronizing time point response message; In this step, video server according to the preparation adjustment preliminary synchronisation time point of own resource, then may need the synchronizing time point carry adjustment in this response message after;
Step 312, video server sends synchronous play time notice to terminal 2;
Step 313, after terminal 2 receives above-mentioned notice, sends the response message acknowledging receipt of described synchronizing time point to video server;
Step 314, video server sends program source 2 from the synchronizing time point after confirming, and synchronizing time point is the time point after video server and terminal 1 are consulted herein, and video server may adjust it according to own situation in step 312;
Step 315, video is separated by terminal 1 from the synchronizing time point after confirming from program source 1, does not namely comprise English audio frequency and English subtitles;
Step 316, terminal 1 and terminal 2 set up session Session, send to terminal 2 video request that notification terminal 2 prepares receiver, video;
Step 317, after terminal 2 receives above-mentioned video request, send video response to terminal 1, in order to inform whether terminal 1 prepares to receive described video, if not, then process ends, if so, then enters step 318;
Step 318, terminal 1 sends described video to terminal 2;
Step 319, when after the caching that terminal 2 completes program source 2 and video, buffer memory completion notice is sent to terminal 1, the parameter of carrying in this notice comprises: the buffer memory time started, pre-play time, absolute clock alignment identification and value, the clock that described terminal 1 proofreads himself according to absolute clock alignment mark and value is consistent with the clock of terminal 2;
Step 320, after terminal 1 receives the buffer memory completion notice message of terminal 2, determines that whether pre-play time is reasonable, as unreasonable, adjusts, then send synchronous playing request message; Parameter is carried in this request: play operation identifies, play start time point; Wherein, if do not adjust pre-play time, then described play start time point is this pre-play time, otherwise described play start time point is the play time obtained after adjusting pre-play time;
Step 321, after terminal 2 receives above-mentioned request message, carries out mixing by video and program source 2, and plays from play start time point;
Step 322, control if user carries out operation in terminal 1 to current broadcasting, such as: broadcasting, time-out, stopping, F.F., rewind etc., then terminal 1 can identify the operation of user, and the operation Synchronization Control message comprising operation control command is accordingly sent to terminal 2, to make terminal 2 consistent with the operation of terminal 1; This step also can be that terminal 2 identifies user operation, then sends the operation Synchronization Control message comprising described operation control command and is sent to terminal 1, the operation of both sides is consistent;
Step 323, terminal 2 receives the operation synchronization request that terminal 1 is sent, and carries out operation synchronous according to the operation control command in operation synchronization request, and its operation operation current with terminal 1 is consistent; Or terminal 1 receives the operation synchronization request that terminal 2 is sent, carry out operation according to the operation control command in operation synchronization request synchronous, its operation operation current with terminal 2 is consistent;
Step 324, terminal 2(or terminal 1) can timing or periodically send synchronization report message to terminal 1(or terminal 2), this message carried terminal 2(or terminal 1) current playing progress rate, i.e. the side-play amount of displaying video content;
Step 325, terminal 1(or terminal 2) according to terminal 2(or terminal 1) timing or the synchronization report comprising current playing progress rate that periodically sends judge that whether the content of two terminal plays is synchronous, if asynchronous, synchronous broadcasting situation is adjusted, make terminal 1 play synchronous with terminal 2; The process of described adjustment can be that the playing progress rate of this terminal of adjustment is consistent with the playing progress rate in the described synchronization report received, or transmission adjusts the broadcasting Synchronization Control message of playing progress rate to another terminal.
Adopt more above-mentioned illustrative embodiments, provide the method that some transmit media stream, meet different user and watch same video and share the different audio frequency of language form content and/or the demand of captions, improve Consumer's Experience.
Fig. 4 illustrates the schematic diagram of the server 10 for transmitting media stream.
As shown in Figure 4, in some illustrative embodiments, comprise for the server 10 transmitting media stream:
First delivery unit 101, for transmitting the first media stream to first terminal;
Multimedia unit 102, for receiving the first request message comprising the second end message and language classification indication information that described first terminal sends, and generates the second media stream according to described language classification indication information; Wherein, the second language classification indicated by described language classification indication information is different from the current language classification of described first media stream;
Second delivery unit 103, for according to described second end message received, transmits described second media stream to described second terminal.
In some illustrative embodiments, described second media stream comprises the audio frequency of second language classification and/or the Word message of second language classification.
In some illustrative embodiments, described first request message also comprises the mark ID of described first media stream, then described multimedia unit 102 specifically comprises:
Multimedia subelement 1021, for the ID according to described language classification indication information and described first media stream, generates the second media stream belonging to same video source with described first media stream.
In some illustrative embodiments, server 10 also comprises:
Authenticating unit 104, before receiving described first request message, receives the authentication request that described first terminal is sent, and return authenticating result to described first terminal after authentication for described multimedia unit 102.
In some illustrative embodiments, the information of described second terminal comprises ID and the procotol IP address of described second terminal.
In some illustrative embodiments, server 10 also comprises:
Receiving element 105, before transmitting described second media stream for described second delivery unit 103, receive the second request message comprising particular point in time that described first terminal is sent, be used to indicate and start to transmit described second media stream to described second terminal at described particular point in time.
In some illustrative embodiments, server 10 also comprises:
Response unit 106, for feeding back the response message for confirming described particular point in time to described first terminal; Or for adjusting the new particular point in time of rear acquisition to described particular point in time, and feedback packet is containing the response message of described new particular point in time.
In some illustrative embodiments, server 10 also comprises:
Lock unit 107, after transmitting described second media stream, receives the synchronization request that described first terminal sends for described second delivery unit 103, according to described synchronization request, sends Synchronization Control message to described first terminal; Described Synchronization Control message is used to indicate described first terminal and sends control command to described second terminal, and described control command is consistent for the operation or playing progress rate controlling described second terminal and described first terminal.
Fig. 5 is the schematic diagram of the terminal 20 for transmitting media stream.
As shown in Figure 5, in some illustrative embodiments, comprise for the terminal 20 transmitting media stream:
Broadcast unit 201, for receiving the first media stream from network side, and plays described first media stream;
Receiving element 202, for with after other terminal is set up and is communicated, receive the message comprising language classification indication information that other terminal described sends, the second language classification indicated by described language classification indication information is different from the current language classification of described first media stream;
First transmitting element 203, send to described network side and comprise the described information of other terminal and the first request message of described language classification indication information, ask described network side to generate the second media stream according to described language classification indication information and send other terminal described to.
In some illustrative embodiments, described second media stream comprises the audio frequency of second language classification and/or the Word message of second language classification.
In some illustrative embodiments, described first request message also comprises the ID of described first media stream, is used to indicate described network side and generates the second media stream belonging to same video source with described first media stream according to the ID of described first media stream.
In some illustrative embodiments, the information of other terminal described comprises ID and the IP address of other terminal described.
In some illustrative embodiments, terminal 20 also comprises:
Authenticating unit 204, for sending authentication request to described network side, be after authentication is passed through receiving the authenticating result that described network side replys, described first transmitting element 203 sends described first request message to described network side.
In some illustrative embodiments, terminal 20 also comprises:
Request unit 205, for described receiving element 202 receive that other terminal described sends comprise the message of language classification indication information before, the request message comprising the ID of described first media stream is sent, the multimedia messages that notice other terminal described can for be shared to other terminal described.
In some illustrative embodiments, terminal 20 also comprises:
Computing unit 206, after sending described first request message for described first transmitting element 203, the playing progress rate according to described first media stream calculates particular point in time;
Time request unit 207, for sending the second request message comprising described particular point in time to network side, is used to indicate described network side and starts to send described second media stream to other terminal described at described particular point in time.
In some illustrative embodiments, terminal 20 also comprises:
Second transmitting element 208, for sending the video of described first media stream to other terminal described.
In some illustrative embodiments, terminal 20 also comprises:
Feedback unit 209, for receiving the 3rd request message comprising synchronous play time feedback acknowledgment that other terminal described sends, instruction other terminal described plays described second media stream from the synchronous play time after confirming.
In some illustrative embodiments, terminal 20 also comprises:
Detecting unit 210, for detecting user in this terminal for the operation that described first media stream carries out;
Lock unit 211, for sending the operation Synchronization Control message comprising operation synchronizing information to other terminal described, instruction other terminal described operates accordingly.
In some illustrative embodiments, terminal 20 also comprises:
Judging unit 212, judge for the playing progress rate of synchronization report to the two sent according to other terminal described, as asynchronous, then current to other terminal described playing progress rate adjusts accordingly.
In some illustrative embodiments, terminal 20 also comprises:
Operation lock unit 213, after detecting described operation for described detecting unit, to network side transmit operation synchronization request, after receiving the described operation Synchronization Control message that network side sends, described operation Synchronization Control message is forwarded to other terminal described by described lock unit; And/or,
Play lock unit 214, when judged result for described judging unit 210 is asynchronous, send to network side and play synchronization request, after receiving the broadcasting Synchronization Control message that network side sends, described broadcasting Synchronization Control message is forwarded to other terminal described, to make the playing progress rate of other terminal described consistent with this terminal.
Fig. 6 is the schematic diagram of the terminal for transmitting media stream.
As shown in Figure 6, in some illustrative embodiments, comprise for the terminal 30 transmitting media stream:
Communication unit 301, communicates for setting up with the first terminal playing the first media stream;
Transmitting element 302, for send comprise language classification indication information message to described first terminal, the second language classification indicated by described language classification indication information is different from the language classification of described first media stream;
Receiving element 303, for receiving the second media stream that network side sends; Wherein, described second media stream is generated according to described language classification indication information by described network side.
In some illustrative embodiments, described second media stream comprises the audio frequency of second language classification and/or the Word message of second language classification.
In some illustrative embodiments, terminal 30 also comprises:
Message elements 304, before sending described message, receives the request message comprising the ID of described first media stream that described first terminal sends, obtain the multimedia messages that can for share for described transmitting element 302.
In some illustrative embodiments, terminal 30 also comprises:
First broadcast unit 305, after receiving described second media stream, sends the time message comprising synchronous play time for described receiving element 303 to described first terminal; Further, according to the confirmation received, synchronous play time after validation starts to play described second media stream; Or,
Second broadcast unit 306, receive the video of described first terminal transmission for described receiving element 303 after, the time message comprising synchronous play time is sent to described first terminal, and, according to the confirmation received, synchronous play time after validation starts described video and described second media stream to carry out mixing broadcasting.
In some illustrative embodiments, terminal 30 also comprises:
Reporting unit 307, for sending synchronization report to described first terminal, reports current playing progress rate.
In some illustrative embodiments, terminal 30 also comprises:
Operation lock unit 308, for receiving the operation Synchronization Control message that described first terminal transmits, and performs corresponding operating according to described operation Synchronization Control message, consistent with the operation of described first terminal to make; And/or,
Playing lock unit 309, for receiving the broadcasting Synchronization Control message that described first terminal transmits, and adjusting current playing progress rate according to described broadcasting Synchronization Control message, consistent with the playing progress rate of described first terminal to make.
Adopt more above-mentioned illustrative embodiments, provide the device that some transmit media stream, meet different user and watch same video and share the different audio frequency of language form content and/or the demand of captions, improve Consumer's Experience.
The explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Noun used herein is as the term in specification with describing, but itself and be not used to limit, and be not intended to use the noun outside any same characteristic features (or its part) illustrating and illustrate and description.In addition, it is possible for should understanding various amendment in the scope that claim defines.Other amendment, change are also possible with replacement.Therefore, above-mentioned explanation is only exemplary, and is not used to limit.