CN103002335B - A kind of method, system and equipment realizing wireless picture-in-picture function - Google Patents
A kind of method, system and equipment realizing wireless picture-in-picture function Download PDFInfo
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Abstract
The embodiment of the invention discloses a kind of method, system and the equipment that realize wireless picture-in-picture function.The method comprises: the data of sprite are divided at least two-way by set-top box device, and wherein a road outputs to the display device at key frame place, and other roads output to different mobile terminals respectively; Set-top box device receives the first control signal for controlling sub-image data outgoing route, and according to this first control signal, each outgoing route of sprite data performs and opens or closes operation.Application the present invention, can make the sprite of picture-in-picture function possess mobility, namely on different screens, show key frame and sprite.
Description
Technical field
The present invention relates to Digital Television and communication technical field, particularly relate to a kind of method, system and the equipment that realize wireless picture-in-picture function.
Background technology
Picture-in-picture (PIP) function of LCD TV utilizes digital technology on the market at present, shows two programs on the screen at the same, specifically see 1.
Fig. 1 is the schematic diagram realizing PIP function in prior art in LCD TV.
As shown in Figure 1, on the LCD TV key frame of normal viewing, insert a sprite through overcompression, while appreciation key frame, to monitor other channel simultaneously.
There is following shortcoming in current PIP function:
1, can only realize at the different television image of same screen display two, and the same time can only play the sound of a picture, such as, only play the sound of main screen picture or only play the sound of sub-screen picture.
2, sub-screen does not possess mobility, and namely main screen and sub-screen can only be positioned on an equipment, causes certain user's demand to meet, and such as, user wants to leave parlor and appreciates this demand of TV programme to bedroom and cannot meet.
Summary of the invention
In view of this, the invention provides a kind of method, system and the equipment that realize wireless picture-in-picture function, to make the sprite of picture-in-picture function possess mobility, namely on different screens, show key frame and sprite.
Technical scheme of the present invention is specifically achieved in that
Realize a method for wireless picture-in-picture function, the method comprises:
The data of sprite are divided at least two-way by set-top box device, and wherein a road outputs to the display device at key frame place, and other roads output to different mobile terminals respectively;
Set-top box device receives the first control signal for controlling sub-image data outgoing route, and according to this first control signal, each outgoing route of sprite data performs and opens or closes operation.
Realize a system for wireless picture-in-picture function, this system comprises control appliance, set-top box device and mobile terminal;
Described set-top box device, for the data of sprite are divided at least two-way, wherein a road outputs to the display device at key frame place, other roads output to different mobile terminals respectively, receive the first control signal for controlling sub-image data outgoing route, according to this first control signal, each outgoing route of sprite data performs and opens or closes operation;
Described mobile terminal, for the sub-image data that receiving set up box equipment exports, according to this sub-image data display sub picture video data and/or output sprite voice data;
Described control appliance, for sending described first control signal to set-top box device.
A kind of set-top box device, this set-top box device comprises sub-image data processing module, core processing module, the first output module and the second output module;
The data of sprite, for the treatment of the data of sprite, are outputted to the first output module and the second output module by described sub-image data processing module;
Described core processing module, for receiving the first control signal controlling sub-image data outgoing route, according to this first control signal, performing the first output module and the second output module and opening or closing operation;
Described first output module, for when open mode, outputs to the display device at key frame place by sub-image data;
Described second output module, for when open mode, outputs to mobile terminal by sub-image data.
As seen from the above technical solution, in the present invention, the data of sprite are divided at least two-way by set-top box device, wherein a road outputs to the display device at key frame place, and other roads, then output to different mobile terminals, and, set-top box device can perform according to each outgoing route of the first control signal sprite data and open or close operation, therefore, the present invention is by transforming set-top box device and mobile terminal, the sprite in picture-in-picture function is made not only to may be displayed on the display device at key frame place, can also show on mobile terminals, sprite is made to possess mobility, namely on different screens, key frame and sprite is shown.
Accompanying drawing explanation
Fig. 1 is the schematic diagram realizing PIP function in prior art in LCD TV.
Fig. 2 is the method flow diagram realizing wireless picture-in-picture (WPIP) function provided by the invention.
Fig. 3 is the flow chart that set-top box device carries out according to PIP control command sprite data controlling.
Fig. 4 is the control flow chart of set-top box device according to WPIP control command sprite data.
Fig. 5 is the flow chart upgrading sub-image data content according to the second control signal provided by the invention.
Fig. 6 is the system composition schematic diagram realizing wireless picture-in-picture function provided by the invention.
Fig. 7 is set-top box device structure chart provided by the invention.
Fig. 8 is mobile terminal structure figure provided by the invention.
Fig. 9 is WiMo protocol frame figure provided by the invention.
Embodiment
Along with the handling property of the mobile terminal such as mobile phone, panel computer strengthens day by day, and the screen of the small mobile terminals such as mobile phone is increasing, the sprite in PIP function can be considered to move on mobile terminal, realize wireless picture-in-picture (WPIP) function, therefore, the present invention is by transformation mobile terminal, TV set top box device and TV remote controller, sprite in traditional PI P function is moved on on mobile terminal, thus make sprite possess mobility, namely on different screens, show key frame and sprite.As long as wherein, mobile terminal of the present invention is the concept of broad sense, such as, another equipment be separated with the television set at key frame place and possess processing capacity required for the present invention, mobile phone, panel computer, PC etc.
Fig. 2 is the method flow diagram realizing wireless picture-in-picture (WPIP) function provided by the invention.
As shown in Figure 2, the method comprises:
Step 201, the data of sprite are divided at least two-way by set-top box device, set up wherein that a road is to the first outgoing route of the display device at key frame place, and the second outgoing route being clipped to different mobile terminals is divided on other roads.
Step 202, set-top box device receives the first control signal for controlling sub-image data outgoing route, and according to this first control signal, each outgoing route of sprite data performs and opens or closes operation.
Wherein, when the first outgoing route is in open mode, sub-image data is outputted to the HDMI place of key frame place display device by set-top box device; When the second outgoing route is in open mode, set-top box device and mobile terminal are set up WiFi and are connected, and the video data of sprite and voice data are packaged into TS stream according to timestamp by set-top box device, this TS are flowed through this WiFi connection and issue mobile terminal.
In method shown in Fig. 1, set-top box device is except can receiving the first control signal, the second control signal can also be received, this second control signal is for controlling the renewal of sub-image data content, set-top box device is according to this second control signal, upgrade the sub-image data content needing to export, such as, plus-minus channel, increase and decrease volume, realize quiet etc.
For set-top box device, sub-image data is divided into two-way below, be described the flow process that set-top box device controls according to the first control signal and the second control signal sprite data, given example is not limited to the present invention.
The first control signal wherein can be PIP control command, also can be WPIP control command.
Fig. 3 is the flow chart that set-top box device carries out according to PIP control command sprite data controlling.
As shown in Figure 3, this flow process comprises:
Step 301, set-top box device judges to output to whether sub-image data first outgoing route of key frame data place display device is current opens, namely judge whether PIP function is opened, if so, perform step 302, otherwise execution step 303.
Step 302, closes this first outgoing route, process ends.
Step 303, set-top box device judges to output to whether sub-image data second outgoing route of mobile terminal is current opens, namely judge whether WPIP function is opened, if so, perform step 304, if not, execution step 305.
Step 304, closes the second outgoing route, and opens the first outgoing route, process ends.
Step 305, opens described first outgoing route, process ends.
Fig. 4 is the control flow chart of set-top box device according to WPIP control command sprite data.
As shown in Figure 4, this flow process comprises:
Step 401, set-top box device judges to output to whether sub-image data second outgoing route of mobile terminal is current opens, if so, perform step 402, if not, perform step 403.
Step 402, closes this second outgoing route, process ends.
Step 403, set-top box device judges to output to whether sub-image data first outgoing route of key frame place display device is current opens, if so, perform step 404, if not, perform step 405.
Step 404, closes this first outgoing route, and opens described second outgoing route, process ends.
Step 405, opens described second outgoing route, process ends.
In method shown in Fig. 3 and Fig. 4, by opening the first outgoing route, realizing opening PIP function, by closing the first outgoing route, realizing closing PIP function.By opening the second outgoing route, realizing opening WPIP function, by closing the second outgoing route, realizing closing WPIP function.
If set-top box device receives the time of PIP control command, predetermined threshold is less than with the difference of the time receiving WPIP control command, if namely set-top box device almost receives PIP control command and WPIP control command simultaneously, then set-top box device opens or closes operation according to described PIP control command execution.
The first control signal wherein can be the infrared signal coming from Infrared remote controller, also can be the wireless control signal coming from mobile terminal.In other words, the first control signal can be sent by infrared control signal to set-top box device, also can send the first control signal by mobile terminal to set-top box device.The first described control signal can be PIP control command, also can be WPIP control command.
Below for Infrared remote controller, exemplary illustration is carried out to the method sending PIP control command and WPIP control command:
The interface of Infrared remote controller is provided with key frame control area and sprite control area, if the PIP key that Infrared remote controller scans in sprite control area is pressed, namely PIP key assignments is scanned, then Infrared remote controller sends infrared signal for representing PIP control command by infrared module, if the WPIP key that Infrared remote controller scans in sprite control area is pressed, namely scan WPIP key assignments, then Infrared remote controller sends infrared signal for representing WPIP control command by infrared module.
The second control signal wherein also can be come from the infrared signal of Infrared remote controller or come from the wireless control signal of mobile terminal.
Fig. 5 is the flow chart upgrading sub-image data content according to the second control signal provided by the invention.
As shown in Figure 5, this flow process comprises:
Step 501, set-top box device judges whether sub-image data first outgoing route outputting to key frame place display device is opened, or whether sub-image data second outgoing route outputting to mobile terminal is opened, if described first outgoing route has been opened or described second outgoing route is opened, perform step 502, if described first outgoing route and described second outgoing route are not all opened, perform step 503.
In this step, set-top box device first can judge whether the first outgoing route is opened, if the first outgoing route is not opened, judge whether the second outgoing route is opened again, also first can judge whether the second outgoing route is opened, if the second outgoing route is not opened, then judge whether the first outgoing route is opened, the judgement order of the present invention to this first outgoing route and the second outgoing route is not restricted.
Step 502, set-top box device upgrades sub-image data content, process ends according to described second control signal.
Step 503, exports the information that the second control signal is invalid.
The second control signal wherein can be control the signal of channel plus-minus, the signal of volume plus-minus or mute signal.
Wherein, if set-top box device receives the time of the second control signal that Infrared remote controller is sent, predetermined threshold is less than with the difference of the time receiving the second control signal that mobile terminal is sent, namely set-top box device almost receives the second control signal that Infrared remote controller sends and the second control signal that mobile terminal is sent simultaneously, if the second control signal that Infrared remote controller is sent and the second control signal that mobile terminal is sent are conflicted mutually, then set-top box device upgrades the sub-image data content needing to export according to the second control signal that described mobile terminal is sent.
According to said method provided by the invention, present invention also offers corresponding system and equipment, specifically refer to Fig. 6 ~ Fig. 8.
Fig. 6 is the system composition schematic diagram realizing wireless picture-in-picture function provided by the invention.
As shown in Figure 6, this system comprises control appliance 601, set-top box device 602 and mobile terminal 603.
Control appliance 601, for sending described first control signal to set-top box device 602.
Set-top box device 602, for the data of sprite are divided at least two-way, wherein a road outputs to the display device at key frame place, other roads output to different mobile terminals 603 respectively, receive the first control signal for controlling sub-image data outgoing route, according to this first control signal, each outgoing route of sprite data performs and opens or closes operation.
Mobile terminal 603, for the sub-image data that receiving set up box equipment 601 exports, according to this sub-image data display sub picture video data and/or output sprite voice data.
Control appliance 601 can be Infrared remote controller, also can be exactly mobile terminal 603.
Fig. 7 is set-top box device structure chart provided by the invention.
As shown in Figure 7, this set-top box device, except comprising key frame data processing module and key frame data transmission module, also comprises sub-image data processing module 701, core processing module 702, first output module 703 and the second output module 704.
The data of sprite, for the treatment of the data of sprite, are outputted to the first output module 703 and the second output module 704 by sub-image data processing module 701.
Core processing module 702, for receiving the first control signal controlling sub-image data outgoing route, according to this first control signal, performing the first output module 703 and the second output module 704 and opening or closing operation.
First output module 703, for when open mode, outputs to the display device at key frame place by sub-image data.
Second output module 704, for when open mode, outputs to mobile terminal by sub-image data.
Core processing module 702 can comprise wireless picture-in-picture WPIP control module and sub-image data content control module.
Described WPIP control module, for receiving the first control signal controlling sub-image data outgoing route, according to this first control signal, performing the first output module 703 and the second output module 704 and opening or closing operation.
Described sub-image data content control module, for receiving the second control signal controlling sub-image data content, according to this second control signal, upgrades the sub-image data content needing to export.
Described WPIP control module, may be used for receiving picture-in-picture PIP control command, judge that the first output module 703 is current and whether open, if, close this first output module 703, if do not opened, judge that the second output module 704 is current and whether open, if, close this second output module 704, and open described first output module 703, if not, open described first output module 703.
Described WPIP control module, can also be used for receiving WPIP control command, judge that the second output module 704 is current and whether open, if, close this second output module 704, if not, judge that the first output module 703 is current and whether open, if, close this first output module 703, and open described second output module 704, if not, open described second output module 704.
Described WPIP control module, may be used for, when the time receiving PIP control command is less than predetermined threshold with the difference of the time receiving WPIP control command, opening or closing operation described in performing according to described PIP control command.
Described sub-image data content control module, may be used for reception second control signal, judge whether the first output module 703 is opened, or whether the second output module 704 is opened, if described first output module 703 has been opened or described second output module 704 is opened, upgrade sub-image data content according to described second control signal, if described first output module 703 and described second output module 704 are not all opened, export the information that the second control signal is invalid.
Described first control signal and/or described second control signal can be Infrared remote controller send infrared signal, also can be the wireless control signal that mobile terminal is sent.
Described sub-image data content control module, may be used in the time receiving the second control signal that Infrared remote controller is sent, when being less than predetermined threshold with the difference of the time receiving the second control signal that mobile terminal is sent, open or close operation according to described in the second control signal execution that described mobile terminal is sent.
Second output module 704, may be used for, when open mode, setting up WiFi be connected with mobile terminal, and the video data of sprite and voice data are packaged into TS stream according to timestamp, this TS is flowed through this WiFi connection and issues mobile terminal.
Fig. 8 is mobile terminal structure figure provided by the invention.As shown in Figure 8, this mobile terminal comprises WiFi module 801 and playing module 802.
WiFi module 801, being connected for setting up WiFi with set-top box device, being connected by this WiFi, receives with the streamed sub-image data sent of TS.
Playing module 802, decodes for the sub-image data streamed to described TS, plays sub-image data according to decoded result.
This mobile terminal can also comprise control module.
Described control module, for sending for controlling the first control signal of sub-image data outgoing route and/or the second control signal for controlling sub-image data content to set-top box device.
Playing module 802, for by the sub picture video content after sprite decoding data, superposes with the control button of described control module, forms complete sprite TV program control interface and shows.
In method of the present invention, system and equipment, set-top box device is connected by setting up WiFi with mobile terminal, and the video data of sprite and voice data are packaged into TS stream according to timestamp, this TS is flowed through this WiFi connection and issues mobile terminal.Wherein, the communication between set-top box device and mobile terminal specifically can adopt WiMo agreement.
Fig. 9 is WiMo protocol frame figure provided by the invention.
As shown in Figure 9, this WiMo protocol frame comprises media codec level (Media Coding Layer), packing media layer (Media Packeting Layer), network adaptation layer (Network AdaptationLayer), transport network layer (Network Transport Layer), data link layer (Data Link Layer) and physical layer (Physical Layer).
Wherein, described media codec level, is responsible for the real-time audio and video interface content of transmitting terminal (set-top box device) to carry out compressed encoding, and carries out real-time decoding at receiving terminal (mobile terminal) and present.
Described packing media layer, is responsible for video and voice data to carry out TS encapsulation, also can be encrypted media content, as adopted HDCP mode.
Described network adaptation layer, is responsible for adaptive bottom-layer network, provides network friendliness, and to the coordination and communication that upper Media transmits, be the core layer of WiMo system.
Described transport network layer, is responsible for transfer of data end to end, comprises transport layer and network layer, the standard agreements such as Primary Reference TCP/UDP/IP.
Described data link layer, is responsible for link and controls and media interviews control, the standard agreements such as Primary Reference 802.2,802.11.
Described physical layer, is responsible for the connection of physical layer, as power control, wireless channel docking etc.
By scheme provided by the invention, sprite not only can be made to possess mobility, the program source of mobile terminal side can also be enriched.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within the scope of protection of the invention.
Claims (15)
1. realize a method for wireless picture-in-picture function, it is characterized in that, the method comprises:
The data of sprite are divided at least two-way by set-top box device, set up wherein that a road is to the first outgoing route of the display device at key frame place, and the second outgoing route being clipped to different mobile terminals is divided on other roads;
Set-top box device receives the first control signal for controlling sub-image data outgoing route, and according to this first control signal, each outgoing route of sprite data performs and opens or closes operation;
Wherein, the described data by sprite are divided at least two-way to comprise: the data of sprite are divided into two-way;
Each outgoing route execution of described sprite data opens or closes operation and comprises:
When the first control signal that set-top box device receives is picture-in-picture PIP control command, set-top box device judges to output to whether sub-image data first outgoing route of key frame data place display device is current opens, if, close this first outgoing route, if do not opened, set-top box device judges to output to whether sub-image data second outgoing route of mobile terminal is current opens, if, close this second outgoing route, and open described first outgoing route, if not, described first outgoing route is opened;
When the first control signal that set-top box device receives is wireless picture-in-picture WPIP control command, set-top box device judges to output to whether sub-image data second outgoing route of mobile terminal is current opens, if, close this second outgoing route, if not, set-top box device judges to output to whether sub-image data first outgoing route of key frame place display device is current opens, if, close this first outgoing route, and open described second outgoing route, if not, described second outgoing route is opened.
2. method according to claim 1, is characterized in that, the method also comprises:
Set-top box device receives the second control signal controlling sub-image data content, according to this second control signal, upgrades the sub-image data content needing to export.
3. method according to claim 1, is characterized in that,
Described first control signal comes from the infrared signal of Infrared remote controller or comes from the wireless control signal of mobile terminal.
4. method according to claim 1, is characterized in that, each outgoing route execution of described sprite data opens or closes operation and also comprises:
If set-top box device receives the time of PIP control command, be less than predetermined threshold with the difference of the time receiving WPIP control command, then set-top box device opens or closes operation according to described PIP control command execution.
5. method according to claim 2, is characterized in that, the described data by sprite are divided at least two-way to comprise: the data of sprite are divided into two-way;
Described second control signal comes from the infrared signal of Infrared remote controller or comes from the wireless control signal of mobile terminal;
Described according to this second control signal, upgrade and need the sub-image data content exported to comprise:
Set-top box device judges whether sub-image data first outgoing route outputting to key frame place display device is opened, or whether sub-image data second outgoing route outputting to mobile terminal is opened, if described first outgoing route has been opened or described second outgoing route is opened, set-top box device upgrades sub-image data content according to described second control signal, if described first outgoing route and described second outgoing route are not all opened, export the information that the second control signal is invalid.
6. method according to claim 5, is characterized in that, described renewal needs the sub-image data content exported to comprise:
If set-top box device receives the time of the second control signal that Infrared remote controller is sent, be less than predetermined threshold with the difference of the time receiving the second control signal that mobile terminal is sent, then set-top box device upgrades the sub-image data content needing to export according to the second control signal that described mobile terminal is sent.
7. method according to claim 1 or 5, is characterized in that, open the second outgoing route and comprise:
Set-top box device and mobile terminal are set up WiFi and are connected, and the video data of sprite and voice data are packaged into TS stream according to timestamp by set-top box device, this TS are flowed through this WiFi connection and issue mobile terminal.
8. realize a system for wireless picture-in-picture function, it is characterized in that, this system comprises control appliance, set-top box device and mobile terminal;
Described set-top box device, for the data of sprite are divided at least two-way, wherein a road outputs to the display device at key frame place, other roads output to different mobile terminals respectively, receive the first control signal for controlling sub-image data outgoing route, according to this first control signal, each outgoing route of sprite data performs and opens or closes operation;
Described mobile terminal, for the sub-image data that receiving set up box equipment exports, according to this sub-image data display sub picture video data and/or output sprite voice data;
Described control appliance, for sending described first control signal to set-top box device;
Wherein, the described data by sprite are divided at least two-way to comprise: the data of sprite are divided into two-way;
Each outgoing route execution of described sprite data opens or closes operation and comprises:
When the first control signal that set-top box device receives is picture-in-picture PIP control command, set-top box device judges to output to whether sub-image data first outgoing route of key frame data place display device is current opens, if, close this first outgoing route, if do not opened, set-top box device judges to output to whether sub-image data second outgoing route of mobile terminal is current opens, if, close this second outgoing route, and open described first outgoing route, if not, described first outgoing route is opened;
When the first control signal that set-top box device receives is wireless picture-in-picture WPIP control command, set-top box device judges to output to whether sub-image data second outgoing route of mobile terminal is current opens, if, close this second outgoing route, if not, set-top box device judges to output to whether sub-image data first outgoing route of key frame place display device is current opens, if, close this first outgoing route, and open described second outgoing route, if not, described second outgoing route is opened.
9. system according to claim 8, is characterized in that, described control appliance comprises Infrared remote controller and/or described mobile terminal.
10. a set-top box device, is characterized in that, this set-top box device comprises sub-image data processing module, core processing module, the first output module and the second output module;
The data of sprite, for the treatment of the data of sprite, are outputted to the first output module and the second output module by described sub-image data processing module;
Described core processing module, for receiving the first control signal controlling sub-image data outgoing route, according to this first control signal, performing the first output module and the second output module and opening or closing operation;
Described first output module, for when open mode, outputs to the display device at key frame place by sub-image data;
Described second output module, for when open mode, outputs to mobile terminal by sub-image data;
Wherein, described core processing module comprises wireless picture-in-picture WPIP control module,
Described WPIP control module, for receiving the first control signal controlling sub-image data outgoing route, according to this first control signal, performing the first output module and the second output module and opening or closing operation;
Described WPIP control module, for receiving picture-in-picture PIP control command, judging that described first output module is current and whether opening, if, close this first output module, if do not opened, judge that the second output module is current and whether open, if, close this second output module, and open described first output module, if not, open described first output module;
Described WPIP control module, for receiving WPIP control command, judging that the second output module is current and whether opening, if, close this second output module, if not, judge that the first output module is current and whether open, if, close this first output module, and open described second output module, if not, open described second output module.
11. set-top box devices according to claim 10, is characterized in that, described core processing module also comprises sub-image data content control module;
Described sub-image data content control module, for receiving the second control signal controlling sub-image data content, according to this second control signal, upgrades the sub-image data content needing to export.
12. set-top box devices according to claim 11, is characterized in that,
Described WPIP control module, during for being less than predetermined threshold in the time receiving PIP control command with the difference of the time receiving WPIP control command, opens or closes operation described in performing according to described PIP control command.
13. set-top box devices according to claim 11, is characterized in that,
Described sub-image data content control module, for receiving the second control signal, judge whether the first output module is opened, or whether the second output module is opened, if described first output module has been opened or described second output module is opened, upgrade sub-image data content according to described second control signal, if described first output module and described second output module are not all opened, export the information that the second control signal is invalid.
14. set-top box devices according to claim 13, is characterized in that,
Described first control signal and/or described second control signal are the wireless control signals that the infrared signal sent of Infrared remote controller or mobile terminal are sent;
Described sub-image data content control module, for in the time receiving the second control signal that Infrared remote controller is sent, when being less than predetermined threshold with the difference of the time receiving the second control signal that mobile terminal is sent, open or close operation according to described in the second control signal execution that described mobile terminal is sent.
15. set-top box devices according to claim 10, is characterized in that,
Described second output module, for when open mode, sets up WiFi with mobile terminal and is connected, and the video data of sprite and voice data are packaged into TS stream according to timestamp, this TS is flowed through this WiFi and connects and issue mobile terminal.
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| CN104580289B (en) * | 2013-10-15 | 2018-03-23 | 中国移动通信集团公司 | A kind of methods, devices and systems being controlled to user equipment |
| KR102262051B1 (en) * | 2014-08-01 | 2021-06-09 | 삼성전자 주식회사 | Display apparatus, multi display system and controlling method thereof |
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