CN103561311A - Screen transmission method and television - Google Patents
Screen transmission method and television Download PDFInfo
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- CN103561311A CN103561311A CN201310537766.9A CN201310537766A CN103561311A CN 103561311 A CN103561311 A CN 103561311A CN 201310537766 A CN201310537766 A CN 201310537766A CN 103561311 A CN103561311 A CN 103561311A
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Abstract
The invention provides a screen transmission method and a television. The screen transmission method includes the steps that data connection between the television and a terminal outside the television is built; when the data connection between the television and the terminal is built, audio video data processed currently by the television are obtained in a screen capturing mode, and the audio video data are sent to the terminal. Through the technical scheme, mobile terminals of different types can be docked with the television, so that the mobile terminals synchronously play played frames of the television.
Description
Technical field
The present invention relates to Display Technique field, in particular to a kind of biography screen method and a kind of television set.
Background technology
Current most intelligent television is all with multi-screen interactive function, mobile terminal can show the content synchronization of current demonstration to TV end, TV end also can be presented at picture synchronization on screen to mobile terminal by current, but can not the sound of broadcasting be carried out synchronously simultaneously, net synchronization capability is poor, and the method for synchronization is comparatively single.Therefore, need a kind of new biography screen technology to enrich current biography screen means, improve the data net synchronization capability between TV end and mobile terminal.
Summary of the invention
Consider above-mentioned background technology, one object of the present invention provides a kind of new biography screen technology, and the abundant screen mode that passes, improves the data net synchronization capability between TV end and mobile terminal.
According to an aspect of the present invention, provide a kind of biography screen method, having comprised: the data of setting up between the terminal of television set and television set outside have been connected; When setting up described television set and data between described terminal are connected, by grabbing screen mode, obtain described television set when the audio, video data of pre-treatment, and described audio, video data is sent to described terminal.
In this technical scheme, the built-in panel module of grabbing in television set, obtains television set when the audio, video data of pre-treatment by grabbing panel module, therefore not only can obtain image information, also can obtain audio-frequency information, improve net synchronization capability, and also enrich current biography screen mode.
In technique scheme, preferred, based on file transfer protocol (FTP), to set up described data and connect, the step that the data between the described terminal of setting up television set and television set outside are connected comprises: monitoring is from the request data package of described terminal; Resolve described request packet; Response described request packet, connects number according to the current data of described television set and replys whether to set up data connection to described terminal.
The information that at present mobile terminal playing TV end transmits, use be all proprietary protocol, agreement maintenance cost is higher, autgmentability is not strong, terminal type is restricted.The present invention is revised as control protocol and Data Transport Protocol at TV end the file transfer protocol (FTP) (File Transfer Protocol) of standard, and is embedded in system grabbing screen function at TV end, makes transport protocol standard, generalization.Like this, ordinary terminal just can be used standard File Transfer Protocol and TV to communicate and transmit data.Ordinary terminal can be mobile phone and panel computer, the mobile phone based on IOS system and panel computer and the common notebook computer machine based on Android system.Terminal is no longer only confined to some fixedly end product of model, as long as terminal has been installed, supports after the player of standard File Transfer Protocol, can be connected with the intelligent television that possesses biography screen function, synchronously plays screen picture and the sound of intelligent television.
In above-mentioned arbitrary technical scheme, preferred, can also comprise: monitor the data of having set up and connect, when described terminal being detected and disconnect, the data that disconnect described television set connect, and notice stops obtaining the described audio, video data of described television set.
In above-mentioned arbitrary technical scheme, preferred, when determining that can set up data connects, the size of the total data being also transmitted with described terminal agreement.
When data volume is larger, the transmission for fear of the long time, affects network performance, can limit the total amount of data size of transmission, and too large data do not advise carrying out synchronously.
In above-mentioned arbitrary technical scheme, preferred, described in obtain described television set and comprise when the audio, video data of pre-treatment the step that described audio, video data is processed: the described audio, video data getting is compressed, obtains packed data; Voice data in described packed data and video data are carried out compound, export the audio, video data through Combined Processing to described data transmission unit.
In order to improve efficiency of transmission and net synchronization capability, view data and voice data are compressed and compound, make the picture that shows at mobile terminal can with synchronous sound.
According to a further aspect in the invention, a kind of television set is also provided, has comprised: data transmission unit, has been connected to and has grabbed screen unit, for the data of setting up between the terminal of described television set and described television set outside, be connected, and will be sent to described terminal from the described audio, video data that shields unit of grabbing; The described screen unit of grabbing, when described data transmission unit is set up described television set and data between described terminal is connected, by grabbing screen mode, obtain described television set when the audio, video data of pre-treatment, and described audio, video data is transferred to described data transmission unit.
In this technical scheme, the built-in panel module of grabbing in television set, obtains television set when the audio, video data of pre-treatment by grabbing panel module, therefore not only can obtain image information, also can obtain audio-frequency information, improve net synchronization capability, and also enrich current biography screen mode.
In technique scheme, preferred, described data transmission unit is set up described data based on file transfer protocol (FTP) and is connected, and comprising: monitoring unit, monitor the request data package from described terminal; Resolution unit, is connected to described monitoring unit, resolves described request packet; Response unit, is connected to described resolution unit, and response described request packet connects number according to the current data of described television set and replys whether to set up data connection to described terminal.
The information that at present mobile terminal playing TV end transmits, use be all proprietary protocol, agreement maintenance cost is higher, autgmentability is not strong, terminal type is restricted.The present invention is revised as control protocol and Data Transport Protocol at TV end the file transfer protocol (FTP) (File Transfer Protocol) of standard, and is embedded in system grabbing screen function at TV end, makes transport protocol standard, generalization.Like this, ordinary terminal just can be used standard File Transfer Protocol and TV to communicate and transmit data.Ordinary terminal can be mobile phone and panel computer, the mobile phone based on IOS system and panel computer and the common notebook computer machine based on Android system.Terminal is no longer only confined to some fixedly end product of model, as long as terminal has been installed, supports after the player of standard File Transfer Protocol, can be connected with the intelligent television that possesses biography screen function, synchronously plays screen picture and the sound of intelligent television.
In technique scheme, preferred, described monitoring unit also connects for monitoring the data of having set up, and when described terminal being detected and disconnect, the data that disconnect described television set connect, and described in notice, grabs screen unit and stop obtaining described audio, video data.
In technique scheme, preferred, described response unit is also for when determining that can set up data connects, the size of the total data being also transmitted with described terminal agreement.
When data volume is larger, the transmission for fear of the long time, affects network performance, can limit the total amount of data size of transmission, and too large data do not advise carrying out synchronously.
In above-mentioned arbitrary technical scheme, preferred, described in grab screen unit and comprise: compression unit, the described audio, video data getting is compressed; Recombiner unit, is connected to described compression unit, receives from the packed data of described compression unit and the voice data in described packed data and video data is carried out compound, exports the audio, video data through Combined Processing to described data transmission unit.
In order to improve efficiency of transmission and net synchronization capability, view data and voice data are compressed and compound, make the picture that shows at mobile terminal can with synchronous sound.
The present invention can make common computer or other non-customized panel computer all can be connected to possess to pass the intelligent television of screen function, realize the large function that passes brief biography screen, expanded the scope that can connect the terminal that possesses the intelligent television that passes screen function, terminal can be mobile phone and panel computer, the mobile phone based on IOS system and panel computer and the common notebook computer based on Android system, not only be confined to panel computer and the mobile phone of certain operating system, and the advantage based on File Transfer Protocol, can improve the net synchronization capability of television set and terminal.
Accompanying drawing explanation
Fig. 1 shows the flow chart of biography screen method according to an embodiment of the invention;
Fig. 2 shows the flow chart of biography screen method according to another embodiment of the present invention;
Fig. 3 shows the block diagram of television set according to an embodiment of the invention;
Fig. 4 shows the television set based on file transfer protocol (FTP) and the screen of the biography between mobile terminal schematic diagram according to an embodiment of the invention.
Embodiment
In order more clearly to understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.
A lot of details have been set forth in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from other modes described here and implement, and therefore, protection scope of the present invention is not subject to the restriction of following public specific embodiment.
Below in conjunction with drawings and Examples, the present invention will be further described.It should be noted that, in the situation that not conflicting, the application's embodiment and the feature in embodiment can combine mutually.
Fig. 1 shows the flow chart of biography screen method according to an embodiment of the invention.
As shown in Figure 1, passing according to an embodiment of the invention screen method can comprise the following steps:
Step 102, the data of setting up between the terminal of television set and television set outside are connected;
Step 104, when setting up television set and data between terminal are connected, obtains television set when the audio, video data of pre-treatment by grabbing screen mode, and this audio, video data is sent to terminal carries out synchronously.
In this technical scheme, the built-in panel module of grabbing in television set, obtains television set when the audio, video data of pre-treatment by grabbing panel module, therefore not only can obtain image information, also can obtain audio-frequency information, improve net synchronization capability, and also enrich current biography screen mode.
In technique scheme, preferred, based on file transfer protocol (FTP), to set up data and connect, the step that the data between the described terminal of setting up television set and television set outside are connected can comprise: monitoring carrys out the request data package of self terminal; Resolve this request data package; Respond this request data package, according to the current data of television set, connect number and reply whether to set up data connection to institute's terminal.
The information that at present mobile terminal playing TV end transmits, use be all proprietary protocol, agreement maintenance cost is higher, autgmentability is not strong, terminal type is restricted.The present invention is revised as control protocol and Data Transport Protocol at TV end the file transfer protocol (FTP) (File Transfer Protocol) of standard, and is embedded in system grabbing screen function at TV end, makes transport protocol standard, generalization.Like this, ordinary terminal just can be used standard File Transfer Protocol and TV to communicate and transmit data.Ordinary terminal can be mobile phone and panel computer, the mobile phone based on IOS system and panel computer and the common notebook computer machine based on Android system.Terminal is no longer only confined to some fixedly end product of model, as long as terminal has been installed, supports after the player of standard File Transfer Protocol, can be connected with the intelligent television that possesses biography screen function, synchronously plays screen picture and the sound of intelligent television.
In above-mentioned arbitrary technical scheme, preferred, biography screen method according to the present invention can also comprise the following steps:
Monitor the data set up and connect, when terminal being detected and disconnect, the data that disconnect television set connect, and notice stops obtaining the described audio, video data of television set.
In above-mentioned arbitrary technical scheme, preferred, when determining that can set up data connects, the size of the total data being also transmitted with terminal agreement.
When data volume is larger, the transmission for fear of the long time, affects network performance, can limit the total amount of data size of transmission, and too large data do not advise carrying out synchronously.
In above-mentioned arbitrary technical scheme, preferred, obtain television set and specifically comprise when the audio, video data of pre-treatment the step that audio, video data is processed:
The described audio, video data getting is compressed, obtain packed data; Voice data in described packed data and video data are carried out compound, export the audio, video data through Combined Processing to described data transmission unit.
In order to improve efficiency of transmission and net synchronization capability, view data and voice data are compressed and compound, make the picture that shows at mobile terminal can with synchronous sound.
Those skilled in that art, should be understood that except can application file host-host protocol, can also apply other standards agreement and realize the transfer of data between television set and terminal.
Below in conjunction with Fig. 2, further illustrate according to biography screen method of the present invention.
In current biography screen method, TV end need be safeguarded two passages (use ICP/IP protocol), and one is order control channel, and one is data channel, and terminal (pad) also needs to safeguard two identical passages.When terminal (pad) needs connecting TV to play the picture of TV end, first pad end sends connection request by command channel to TV end, receive after the connection request from pad end the command channel of TV end, if TV end does not have other connection, replying pad end can connect, pad termination is received after the order of TV end reply OK, the command channel of holding by pad again sends data connection request to the command channel of TV end, the command channel of TV end receives after this request, start the server of the data channel of TV end, and start to obtain the data of TV end.And pad end sends after data connection request, suspend 0.5-2 after second (now, the data channel of TV end is substantially in ready state), by the data channel of data channel connecting TV end, connect after ok, wait for and accept the data from TV end, TV end can send the data of obtaining after receiving the connection request of pad end data passage.
In such scheme, TV end and pad end all need utility command passage and these two passages of data channel to communicate, and safeguard complexity, and agreement are proprietary protocol, there is no extensibility completely, and terminal can only be the terminal of specified type.
In order to address the above problem, as shown in Figure 2, in the present embodiment, in the embedded relevant service processing module of TV end, use File Transfer Protocol to substitute proprietary protocol in earlier stage, simultaneously the built-in screen program of grabbing.After system starts, first screen program is grabbed in initialization, and uses File Transfer Protocol to safeguard the communication between TV end and terminal (as pad).
Step 202, TV end is monitored FTP port, monitors the request of FTP packet.
Step 204, arrives if find that there is new FTP packet request, resolves this FTP packet request.
Step 206, whether judgement is greater than preset value with the number of the current terminal being connected of TV end, and generally, television set passes screen better at synchronization and a terminal.If be greater than preset value, enter step 212, otherwise enter step 208.
Step 208, replys this FTP packet: if current environment can provide the function of large biography brief biography screen, reply the size that agreement connects and arranges transfer files, the size of this document can be set as 64 maximum integer values.
Step 210, the audio frequency and video of TV end startup simultaneously self are grabbed screen program, stand by tone video is grabbed screen program and is provided after the audio, video data grabbing, will get after data compress, compound, then use File Transfer Protocol to terminal constantly send compression and compound after audio, video data.
Terminal receives after data, the broadcasting that can continue.If terminal wishes to exit the function of large biography brief biography screen, exit broadcast state, directly disconnecting current FTP connects, after TV end monitors this FTP and connects and be disconnected, also the FTP connection and the stop tone video that disconnect oneself are grabbed screen program, and system enters the state that next terminal connects that waits.
Because prior art is used proprietary protocol, TV end can only dock with the end product of customization, the pad that other is non-customized and common pc computer cannot use this function, make the range of application that passes greatly brief biography screen function be subject to great limitation, use said method, can make pad and the common computer of other type be connected on the TV that possesses biography screen function, realize the large function that passes brief biography screen, synchronously play the audio/video information of TV end.
Next in conjunction with Fig. 3, illustrate according to television set of the present invention.
As shown in Figure 3, television set 300 can comprise according to an embodiment of the invention: data transmission unit 302, be connected to and grab screen unit 304, for the data of setting up between the terminal of television set and described television set outside, be connected, and will be sent to terminal from grabbing the audio, video data that shields unit 304; Grab screen unit 306, when data transmission unit 302 is set up television set and data between terminal are connected, by grabbing screen mode, obtain the audio, video data that television set is worked as pre-treatment, and described audio, video data is transferred to 302 yuan of described transfer of data lists.
In this technical scheme, the built-in panel module of grabbing in television set, obtains television set when the audio, video data of pre-treatment by grabbing panel module, therefore not only can obtain image information, also can obtain audio-frequency information, improve net synchronization capability, and also enrich current biography screen mode.
In technique scheme, preferred, described data transmission unit 302 is set up described data based on file transfer protocol (FTP) and is connected, and can comprise: monitoring unit 3022, monitor the request data package from described terminal; Resolution unit 3024, is connected to described monitoring unit 3022, resolves described request packet; Response unit 3026, is connected to described resolution unit 3024, and response described request packet connects number according to the current data of described television set and replys whether to set up data connection to described terminal.
The information that at present mobile terminal playing TV end transmits, use be all proprietary protocol, agreement maintenance cost is higher, autgmentability is not strong, terminal type is restricted.The present invention is revised as control protocol and Data Transport Protocol at TV end the file transfer protocol (FTP) (File Transfer Protocol) of standard, and is embedded in system grabbing screen function at TV end, makes transport protocol standard, generalization.Like this, ordinary terminal just can be used standard File Transfer Protocol and TV to communicate and transmit data.Ordinary terminal can be mobile phone and panel computer, the mobile phone based on IOS system and panel computer and the common notebook computer machine based on Android system.Terminal is no longer only confined to some fixedly end product of model, as long as terminal has been installed, supports after the player of standard File Transfer Protocol, can be connected with the intelligent television that possesses biography screen function, synchronously plays screen picture and the sound of intelligent television.
In technique scheme, preferably, described monitoring unit 3022 also connects for monitoring the data set up, when described terminal being detected and disconnect, the data that disconnect described television set connect, and described in notice, grab screen unit and stop obtaining described audio, video data.
In technique scheme, preferred, described response unit 3026 is also for when determining that can set up data connects, the size of the total data being also transmitted with described terminal agreement.
When data volume is larger, the transmission for fear of the long time, affects network performance, can limit the total amount of data size of transmission, and too large data do not advise carrying out synchronously.
In above-mentioned arbitrary technical scheme, preferred, described in grab screen unit 304 and comprise: compression unit 3042, the described audio, video data getting is compressed; Recombiner unit 3044, be connected to described compression unit 3042, reception is from the packed data of described compression unit and the voice data in described packed data and video data are carried out compound, exports the audio, video data through Combined Processing to described data transmission unit 302.
In order to improve efficiency of transmission and net synchronization capability, view data and voice data are compressed and compound, make the picture that shows at mobile terminal can with synchronous sound.
Fig. 4 shows the television set based on file transfer protocol (FTP) and the screen of the biography between mobile terminal schematic diagram according to an embodiment of the invention.
As shown in Figure 4, the embedded ftp client 404 of mobile terminal 400, the embedded ftp server 402 of television set 300.These ftp server 402 standby communication terminals such as grade connect, when having mobile terminal to connect by File Transfer Protocol, the FTP bag data of television set 300 mobile terminal receives 400, and resolve, afterwards, television set 300 starts the panel module of grabbing of self, the audio frequency and video current to TV end capture, compression, and compound, then, use File Transfer Protocol to mobile terminal 400, to transmit continuously, mobile terminal 400 receives after the FTP bag from television set 300, resolves: first resolve FTP packet header according to the mode of standard, then, constantly receive FTP data.If mobile terminal need to exit current connection, only need to cut off FTP and connect, television set 300 automatic decisions are safeguarded FTP connection status.If FTP connects disconnection, stop grabbing screen, compression and compound, television set enters the state of waiting for that new terminal connects.
More than be described with reference to the accompanying drawings according to technical scheme of the present invention, the present invention can make common pc computer or other non-customized pad to be connected to possess to pass the intelligent television of screen function, realize the large function that passes brief biography screen, expanded the scope that can connect the terminal that possesses the intelligent television that passes screen function, terminal can be mobile phone and the panel computer of Android system, the mobile phone of IOS system and panel computer and common notebook computer, not only be confined to panel computer and the mobile phone of certain operating system, and the advantage based on File Transfer Protocol, can improve the net synchronization capability of television set and terminal.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. pass a screen method, it is characterized in that, comprising:
The data of setting up between the terminal of television set and television set outside are connected;
When setting up described television set and data between described terminal are connected, by grabbing screen mode, obtain described television set when the audio, video data of pre-treatment, and described audio, video data is sent to described terminal.
2. biography screen method according to claim 1, is characterized in that, sets up described data connect based on file transfer protocol (FTP), and the step that the data between the described terminal of setting up television set and television set outside are connected comprises:
Monitoring is from the request data package of described terminal;
Resolve described request packet;
Response described request packet, connects number according to the current data of described television set and replys whether to set up data connection to described terminal.
3. biography screen method according to claim 2, it is characterized in that, also comprise: monitor the data set up and connect, when described terminal being detected and disconnect, the data that disconnect described television set connect, and notice stops obtaining the described audio, video data of described television set.
4. biography screen method according to claim 2, is characterized in that, when determining that can set up data connects, and the size of the total data being also transmitted with described terminal agreement.
5. according to the biography screen method described in any one in claim 1 to 4, it is characterized in that, described in obtain described television set and comprise when the audio, video data of pre-treatment the step that described audio, video data is processed:
The described audio, video data getting is compressed, obtain packed data;
Voice data in described packed data and video data are carried out compound, export the audio, video data through Combined Processing to described data transmission unit.
6. a television set, is characterized in that, comprising:
Data transmission unit, is connected to and grabs screen unit, is connected, and will be sent to described terminal from described audio, video data of grabbing screen unit for the data of setting up between the terminal of described television set and described television set outside;
The described screen unit of grabbing, when described data transmission unit is set up described television set and data between described terminal is connected, by grabbing screen mode, obtain described television set when the audio, video data of pre-treatment, and described audio, video data is transferred to described data transmission unit.
7. television set according to claim 6, is characterized in that, described data transmission unit is set up described data based on file transfer protocol (FTP) and connected, and comprising:
Monitoring unit, monitors the request data package from described terminal;
Resolution unit, is connected to described monitoring unit, resolves described request packet;
Response unit, is connected to described resolution unit, and response described request packet connects number according to the current data of described television set and replys whether to set up data connection to described terminal.
8. television set according to claim 7, it is characterized in that, described monitoring unit also connects for monitoring the data set up, when described terminal being detected and disconnect, the data that disconnect described television set connect, and described in notice, grab screen unit and stop obtaining described audio, video data.
9. television set according to claim 7, is characterized in that, described response unit is also for when determining that can set up data connects, the size of the total data being also transmitted with described terminal agreement.
10. according to the television set described in any one in claim 6 to 9, it is characterized in that, described in grab screen unit comprise:
Compression unit, compresses the described audio, video data getting;
Recombiner unit, is connected to described compression unit, receives from the packed data of described compression unit and the voice data in described packed data and video data is carried out compound, exports the audio, video data through Combined Processing to described data transmission unit.
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Application publication date: 20140205 |