CN103686014A - Multiple-screen sharing method and related terminal - Google Patents
Multiple-screen sharing method and related terminal Download PDFInfo
- Publication number
- CN103686014A CN103686014A CN201310642636.1A CN201310642636A CN103686014A CN 103686014 A CN103686014 A CN 103686014A CN 201310642636 A CN201310642636 A CN 201310642636A CN 103686014 A CN103686014 A CN 103686014A
- Authority
- CN
- China
- Prior art keywords
- audio
- video signal
- terminal
- video
- digital
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The embodiment of the invention discloses a multi-screen sharing method and a related terminal. The method includes the steps that an original audio and video signal is decoded into a first audio and video signal and a second audio and video signal, a local audio and video signal and a third audio and video signal sent by a target user are mixed and processed to obtain a mixed audio and video signal, video switching processing is carried out on the mixed audio and video signal and the second audio and video signal to obtain a fourth audio and video signal, and the first audio and video signal and the fourth audio and video signal are transmitted to a digital television terminal, so that the digital television terminal plays the first audio and video signal and the fourth audio and video signal in a layered display mode, the first audio and video signal and the fourth audio and video signal are sent to the terminal, and accordingly the first audio and video signal and the fourth audio and video signal are played through the terminal in a layered display mode. According to the multi-screen sharing method and the related terminal, transmission and multi-screen display of wireless PIP video programs and VOIP audio and video services can be achieved.
Description
Technical field
The present invention relates to digital television techniques field, be specifically related to a kind of shared method of multi-screen and associated terminal.
Background technology
Along with the development of network technology and digital television techniques, people are also more and more higher to the requirement of the function of digital TV terminal.Picture-in-picture (Picture In Picture, PIP) technology refers to, and utilizes digital technology on same screen, to show two programs, on the key frame of normally watching, insert one or more sprites through overcompression, to when appreciating key frame, monitor other channel simultaneously; Another kind of speech business (the Voice over Internet Protocol realizing by IP Packet Generation, VOIP) technology be mainly by simulation sound signal after overcompression and package, form with data packet is carried out the transmission of speech sound signal in IP network, popular namely Internet Protocol telephone or IP phone, can pass through the Internet freely or rate transmit the business such as voice, fax, video and data in lowland very much.
There is at present a kind of separate unit Set Top Box output sound vision signal to the method for multiple TV set, in the method, separate unit Set Top Box can be decoded and be exported 1 tunnel or the different audio-video signal of multichannel, this 1 road or multichannel audio-video frequency signal are modulated into cable television channels, and being transferred to multiple TV set by the cable tv coax distribution network of premises, television set receives and playing audio-video signal by analog television channels.Yet, the method must increase an external distributor, increase cost, and need to, by wired transmission, have the constraint of wire material, be unfavorable for that family is clean and tidy, affect family attractive in appearance, and wiring be unfavorable for maintenance, moreover, TV and TV be by wire transmission, crosstalk large, poor signal quality.In addition, the method also cannot realize transmission and the multihead display of wireless PIP video frequency program and VOIP audio frequency and video business.
Summary of the invention
The embodiment of the invention discloses a kind of shared method of multi-screen and associated terminal, can realize transmission and the multihead display of wireless PIP video frequency program and VOIP audio frequency and video business.
The first aspect of the embodiment of the present invention provides a kind of multi-screen shared method, and described method comprises:
According to the first audio frequency and video packet identifier in the original audio-video signal receiving and the second audio frequency and video packet identifier, described original audio-video signal is decoded as respectively to the first audio-video signal and the second audio-video signal;
The 3rd audio-video signal that local audio-video signal is sent with targeted customer carries out mixed processing and obtains mixing audio-video signal;
Described mixing audio-video signal and described the second audio-video signal are carried out to video switch to be processed and obtains the 4th audio-video signal;
Described the first audio-video signal and the 4th audio-video signal are transferred to digital TV terminal, so that described digital TV terminal is play with layering display mode described the first audio-video signal and the 4th audio-video signal;
Described the first audio-video signal and the 4th audio-video signal are sent to terminal, so that described terminal is play with layering display mode described the first audio-video signal and the 4th audio-video signal.
Further, the first audio frequency and video packet identifier in the original audio-video signal that described basis receives and the second audio frequency and video packet identifier also comprise after described original audio-video signal is decoded as respectively to the first audio-video signal and the second audio-video signal:
Local audio-video signal is sent to targeted customer by the up processing of cable modem.
Further, describedly described mixing audio-video signal and described the second audio-video signal are carried out to video switch process and obtain the 4th audio-video signal and comprise:
When speech business VOIP pattern in realizing by IP Packet Generation, export described mixing audio-video signal as described the 4th audio-video signal, and shield described the second audio-video signal;
When not in VOIP pattern, export described the second audio-video signal as described the 4th audio-video signal, and shield described mixing audio-video signal.
Further, described described the first audio-video signal and the 4th audio-video signal are transferred to digital TV terminal, so that described digital TV terminal is play and is comprised with layering display mode described the first audio-video signal and the 4th audio-video signal:
Described the first audio-video signal and the 4th audio-video signal are transferred to digital TV terminal by HDMI interface, so that described digital TV terminal is presented at respectively the He Fu viewing area, main viewing area on screen by described the first audio-video signal and the 4th audio-video signal.
Further, described described the first audio-video signal and the 4th audio-video signal are sent to terminal, so that after described terminal plays with layering display mode described the first audio-video signal and the 4th audio-video signal, also comprise:
Receive described terminal by the data flow of program and VOIP audio frequency and video business packing transmission;
Described data flow is sent to described digital TV terminal, so that described digital TV terminal is play described program and VOIP audio frequency and video business by layering display mode.
The second aspect of the embodiment of the present invention provides a kind of receiving terminal for digital television, and described receiving terminal for digital television comprises:
Decoder module, for being decoded as respectively the first audio-video signal and the second audio-video signal according to the first audio frequency and video packet identifier and the second audio frequency and video packet identifier of the original audio-video signal receiving by described original audio-video signal;
Mixing module, carries out mixed processing for the 3rd audio-video signal that local audio-video signal is sent with targeted customer and obtains mixing audio-video signal;
Handover module, processes and obtains the 4th audio-video signal for described mixing audio-video signal and described the second audio-video signal being carried out to video switch;
Transport module, for described the first audio-video signal and the 4th audio-video signal are transferred to digital TV terminal, so that described digital TV terminal is play with layering display mode described the first audio-video signal and the 4th audio-video signal;
Sending module, for described the first audio-video signal and the 4th audio-video signal are sent to terminal, so that described terminal is play with layering display mode described the first audio-video signal and the 4th audio-video signal.
Further, described receiving terminal for digital television also comprises:
Up sending module, for after described decoder module is decoded as respectively the first audio-video signal and the second audio-video signal according to the first audio frequency and video packet identifier of the original audio-video signal receiving and the second audio frequency and video packet identifier by described original audio-video signal, local audio-video signal is sent to targeted customer by the up processing of cable modem.
Further, described handover module comprises:
The first switch unit, during for speech business VOIP pattern when in realizing by IP Packet Generation, exports described mixing audio-video signal as described the 4th audio-video signal, and shields described the second audio-video signal;
The second switch unit, for when not in VOIP pattern, exports described the second audio-video signal as described the 4th audio-video signal, and shields described mixing audio-video signal.
Further, described transport module specifically for:
Described the first audio-video signal and the 4th audio-video signal are transferred to digital TV terminal by HDMI interface, so that described digital TV terminal is presented at respectively the He Fu viewing area, main viewing area on screen by described the first audio-video signal and the 4th audio-video signal.
Further, described receiving terminal for digital television also comprises:
Interactive module, for described the first audio-video signal and the 4th audio-video signal being sent to terminal at described sending module, so that after described terminal plays with layering display mode described the first audio-video signal and the 4th audio-video signal, receive described terminal by the data flow of program and VOIP audio frequency and video business packing transmission, and described data flow is sent to described digital TV terminal, so that described digital TV terminal is play described program and VOIP audio frequency and video business by layering display mode.
The third aspect of the embodiment of the present invention provides a kind of terminal, and described terminal comprises:
Receiver module, the first audio-video signal and the 4th audio-video signal that for receiving digital television receiving terminal, send;
Playing module, for playing with layering display mode described the first audio-video signal and the 4th audio-video signal; Wherein:
Described the first audio-video signal is that described receiving terminal for digital television is decoded as respectively the first audio-video signal in the first audio-video signal and the second audio-video signal according to the first audio frequency and video packet identifier and the second audio frequency and video packet identifier in the original audio-video signal receiving by described original audio-video signal;
Described the 4th audio-video signal is that described receiving terminal for digital television sends local audio-video signal the 3rd audio-video signal with targeted customer carries out mixed processing and obtains mixing after audio-video signal, described mixing audio-video signal and described the second audio-video signal is carried out to video switch and process the 4th audio-video signal obtaining.
Further, described terminal also comprises:
Packing sending module, for the data flow of program and the packing of VOIP audio frequency and video business is sent to described receiving terminal for digital television, so that described receiving terminal for digital television sends to digital TV terminal by described data flow, thereby described digital TV terminal is play to described program and VOIP audio frequency and video business by layering display mode.
In the embodiment of the present invention, original audio-video signal can be divided into the first audio-video signal and the second audio-video signal, local audio-video signal is mixed to get and mixes audio-video signal with third party's audio-video signal, this mixing audio-video signal and the second audio-video signal are carried out to video switch to be processed and obtains the 4th audio-video signal, the first audio-video signal and the 4th audio-video signal are transferred to digital TV terminal, so that digital TV terminal is play with layering display mode the first audio-video signal and the 4th audio-video signal, and the first audio-video signal and the 4th audio-video signal are sent to terminal, so that terminal is play with layering display mode the first audio-video signal and the 4th audio-video signal, thereby can realize transmission and the multihead display of wireless PIP video frequency program and VOIP audio frequency and video business.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, to the accompanying drawing of required use in embodiment be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the flow chart of the shared method of a kind of multi-screen of providing of the embodiment of the present invention;
Fig. 2 is the schematic diagram of the process that shows of the single screen PIP that provides of the embodiment of the present invention;
Fig. 3 is the flow chart of the shared method of the another kind of multi-screen that provides of the embodiment of the present invention;
Fig. 4 is the structural representation of a kind of receiving terminal for digital television of providing of the embodiment of the present invention;
Fig. 5 is the structural representation of the another kind of receiving terminal for digital television that provides of the embodiment of the present invention;
Fig. 6 is the schematic diagram of the shared system of a kind of multi-screen of providing of the embodiment of the present invention;
Fig. 7 is the structural representation of a kind of terminal of providing of the embodiment of the present invention;
Fig. 8 is the structural representation of the another kind of terminal that provides of the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is a part of embodiment of the present invention, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
The embodiment of the present invention the embodiment of the invention discloses a kind of shared method of multi-screen and associated terminal, can realize transmission and the multihead display of wireless PIP video frequency program and VOIP audio frequency and video business.Following examples are elaborated respectively.
Refer to Fig. 1, Fig. 1 shows the flow chart of the shared method of a kind of multi-screen that the embodiment of the present invention provides.As shown in Figure 1, the shared method of this multi-screen can comprise the following steps:
S101: original audio-video signal is decoded as respectively to the first audio-video signal and the second audio-video signal according to the first audio frequency and video packet identifier in the original audio-video signal receiving and the second audio frequency and video packet identifier;
Particularly, receiving terminal for digital television (for example, Set Top Box) can pass through radio frequency cable (RF Cable) from, for example, audio/video server, receive original audio-video signal, then original audio-video signal is carried out to demodulation, demultiplexing and scramble process, under locked frequency point, can extract the first audio frequency and video bag identification (Pid) code and the second audio frequency and video Pid code of relevant program information list, give respectively corresponding the first video decode, the second video decode, the first audio decoder and the second audio decoder, to separate decoding, then export decoded the first audio-video signal and the second audio-video signal.
S102: the 3rd audio-video signal that local audio-video signal is sent with targeted customer carries out mixed processing and obtains mixing audio-video signal;
Particularly, local audio-video signal can be the audio-video signal that local peripheral hardware voice camera obtains, peripheral hardware voice camera can be connected with receiving terminal for digital television by USB interface, receiving terminal for digital television receives after local audio-video signal, can process by video processing module and audio processing modules, then the 3rd audio-video signal local audio-video signal being sent with targeted customer after Streaming Media is processed carries out mixed processing and obtains mixing audio-video signal, the 3rd audio-video signal that targeted customer sends (being third party's audio-video signal) can be the audio-video signal that targeted customer obtains by voice camera.
S103: mixing audio-video signal and the second audio-video signal are carried out to video switch and process and obtain the 4th audio-video signal;
Particularly, the method of carrying out video switch processing can be: when in VOIP pattern, export the audio-video signal that mixes that local audio-video signal mixes with the 3rd audio-video signal, and shielding the second audio-video signal, the 4th audio-video signal that hand-off process obtains is for mixing audio-video signal; When not in VOIP pattern, output the second audio-video signal, and shield hybrid audio-video signal, the 4th audio-video signal that hand-off process obtains is the second audio-video signal.In addition between two kinds of patterns, can freely switch according to business.
S104: the first audio-video signal and the 4th audio-video signal are transferred to digital TV terminal, so that digital TV terminal is play with layering display mode the first audio-video signal and the 4th audio-video signal;
Particularly, the first audio-video signal and the 4th audio-video signal can be transferred to digital TV terminal by HDMI interface, so that digital TV terminal is presented at respectively the He Fu viewing area, main viewing area on screen by the first audio-video signal and the 4th audio-video signal.For example, as shown in Figure 2, when not in VOIP pattern, while there is no VOIP audio frequency and video business, the rendition list obtaining under certain frequency is program 1～program 8, and the audio frequency and video Pid code of program 1～program 8 is respectively audio frequency and video Pid1～audio frequency and video Pid8, from audio frequency and video Pid1～audio frequency and video Pid8, extract after audio frequency and video Pid3 and audio frequency and video Pid7, according to audio frequency and video Pid3 and audio frequency and video Pid7, original audio-video signal is decoded as respectively to audio-video signal 1 and audio-video signal 2, then audio-video signal 1 and audio-video signal 2 are transferred to digital TV terminal, the screen of digital TV terminal can show program 3 and program 7 in He Fu viewing area, main viewing area respectively.
S105: the first audio-video signal and the 4th audio-video signal are sent to terminal, so that terminal is play with layering display mode the first audio-video signal and the 4th audio-video signal;
In this embodiment, will be to issue terminal specific explanations in addition by WiFi mode, but the present invention is not limited to this.The first audio-video signal and the 4th audio-video signal are carried out to software processing, be added to after screen menu type regulative mode (OSD) layer and output to audio/video coding module, carrying out audio frequency and video encodes again, the rear data of coding are given to WiFi module and process, WiFi module is released its coded data packing, terminal only need possess the reception that WiFi receiving function can complete PIP audio, video data, i.e. the reception of the first audio-video signal and the 4th audio-video signal.Terminal can be, for example, and digital TV terminal, mobile terminal (for example, mobile phone, PAD etc.) etc.
The multi-screen providing at Fig. 1 is shared in method, original audio-video signal can be divided into the first audio-video signal and the second audio-video signal, local audio-video signal is mixed to get and mixes audio-video signal with third party's audio-video signal, this mixing audio-video signal and the second audio-video signal are carried out to video switch to be processed and obtains the 4th audio-video signal, the first audio-video signal and the 4th audio-video signal are transferred to digital TV terminal, so that digital TV terminal is play with layering display mode the first audio-video signal and the 4th audio-video signal, and the first audio-video signal and the 4th audio-video signal are sent to terminal, so that terminal is play with layering display mode the first audio-video signal and the 4th audio-video signal, thereby can realize transmission and the multihead display of wireless PIP video frequency program and VOIP audio frequency and video business.
Refer to Fig. 3, Fig. 3 shows the flow chart of the shared method of another kind of multi-screen that the embodiment of the present invention provides.As shown in Figure 3, the shared method of this multi-screen can comprise the following steps:
S301: original audio-video signal is decoded as respectively to the first audio-video signal and the second audio-video signal according to the first audio frequency and video packet identifier in the original audio-video signal receiving and the second audio frequency and video packet identifier;
Particularly, receiving terminal for digital television (for example, Set Top Box) can by RF Cable from, for example, audio/video server, receive original audio-video signal, then original audio-video signal is carried out to demodulation, demultiplexing and scramble process, under locked frequency point, can extract the first audio frequency and video Pid code and the second audio frequency and video Pid code of relevant program information list, give respectively corresponding the first video decode, the second video decode and the first audio decoder and the second audio decoder, to separate decoding, then export decoded the first audio-video signal and the second audio-video signal.
S302: local audio-video signal is sent to targeted customer by the up processing of cable modem;
Particularly, local audio-video signal can be the audio-video signal that local peripheral hardware voice camera obtains, peripheral hardware voice camera can be connected with receiving terminal for digital television by USB interface, receiving terminal for digital television receives after local audio-video signal, can process by video processing module and audio processing modules, then local audio-video signal is sent to targeted customer by the up processing of cable modem (Cable Modem, CM).
S303: the 3rd audio-video signal that local audio-video signal is sent with targeted customer carries out mixed processing and obtains mixing audio-video signal;
Particularly, receiving terminal for digital television receives after local audio-video signal, can process by video processing module and audio processing modules, then the 3rd audio-video signal local audio-video signal being sent with targeted customer after Streaming Media is processed carries out mixed processing and obtains mixing audio-video signal, and the 3rd audio-video signal that targeted customer sends (being third party's audio-video signal) can be the audio-video signal that targeted customer obtains by voice camera.
S304: mixing audio-video signal and the second audio-video signal are carried out to video switch and process and obtain the 4th audio-video signal;
Particularly, the method of carrying out video switch processing can be: when in VOIP pattern, export the audio-video signal that mixes that local audio-video signal mixes with the 3rd audio-video signal, and shielding the second audio-video signal, the 4th audio-video signal that hand-off process obtains is for mixing audio-video signal; When not in VOIP pattern, output the second audio-video signal, and shield hybrid audio-video signal, the 4th audio-video signal that hand-off process obtains is the second audio-video signal.In addition between two kinds of patterns, can freely switch according to business.
S305: the first audio-video signal and the 4th audio-video signal are transferred to digital TV terminal, so that digital TV terminal is play with layering display mode the first audio-video signal and the 4th audio-video signal;
Particularly, the first audio-video signal and the 4th audio-video signal can be transferred to digital TV terminal by HDMI interface, so that digital TV terminal is presented at respectively the He Fu viewing area, main viewing area on screen by the first audio-video signal and the 4th audio-video signal.For example, as shown in Figure 2, when not in VOIP pattern, while there is no VOIP audio frequency and video business, the rendition list obtaining under certain frequency is program 1～program 8, and the audio frequency and video Pid code of program 1～program 8 is respectively audio frequency and video Pid1～audio frequency and video Pid8, from audio frequency and video Pid1～audio frequency and video Pid8, extract after audio frequency and video Pid3 and audio frequency and video Pid7, according to audio frequency and video Pid3 and audio frequency and video Pid7, original audio-video signal is decoded as respectively to audio-video signal 1 and audio-video signal 2, then audio-video signal 1 and audio-video signal 2 are transferred to digital TV terminal, the screen of digital TV terminal can show program 3 and program 7 in He Fu viewing area, main viewing area respectively.
S306: the first audio-video signal and the 4th audio-video signal are sent to terminal, so that terminal is play with layering display mode the first audio-video signal and the 4th audio-video signal;
In this embodiment, will be to issue terminal specific explanations in addition by WiFi mode.The first audio-video signal and the 4th audio-video signal can be carried out to software processing, be added to after screen menu type regulative mode (OSD) layer and output to audio/video coding module, carrying out audio frequency and video encodes again, the rear data of coding are given to WiFi module and process, WiFi module is released its coded data packing, terminal only need possess the reception that WiFi receiving function can complete PIP audio, video data, i.e. the reception of the first audio-video signal and the 4th audio-video signal.Terminal can be, for example, and digital TV terminal, mobile terminal (for example, mobile phone, PAD etc.) etc.
S307: receiving terminal is by the data flow of program and VOIP audio frequency and video business packing transmission;
Particularly, in this preferred embodiment, terminal can have voice camera and WiFi module, in order to carry out the interaction between terminal and digital TV terminal, receiving terminal for digital television can, by WiFi module receiving terminal by the data flow of program and VOIP audio frequency and video business packing transmission, then can carry out Streaming Media processing to the data flow of the program receiving and VOIP audio frequency and video business.
S308: data flow is sent to digital TV terminal, so that digital TV terminal is play program and VOIP audio frequency and video business by layering display mode;
Particularly, receiving terminal for digital television can be by the data flow of the program receiving from terminal by WiFi module and VOIP audio frequency and video business carrying out Streaming Media processing, by HDMI interface, send to digital TV terminal, so that digital TV terminal shows program and VOIP audio frequency and video business by layering display mode, on screen, TV programme and VOIP audio frequency and video business are carried out to subregion broadcasting.
The multi-screen providing at Fig. 3 is shared in method, after the transmission and multihead display of wireless PIP video frequency program and VOIP audio frequency and video business, the data flow can receiving terminal program and the packing of VOIP audio frequency and video business being sent, then data flow is sent to digital TV terminal, so that digital TV terminal shows program and VOIP audio frequency and video business by layering display mode, thereby can realize multi-screen between digital TV terminal and other terminal, share PIP video and show with VOIP interactive.
Refer to Fig. 4, Fig. 4 shows the structural representation of a kind of receiving terminal for digital television that the embodiment of the present invention provides.This receiving terminal for digital television 40 can be, for example, and digital TV set-top box or digital TV integrated machine etc.As shown in Figure 4, this receiving terminal for digital television 40 can comprise decoder module 401, mixing module 402, handover module 403, transport module 404 and sending module 405, wherein:
Decoder module 401, for being decoded as respectively the first audio-video signal and the second audio-video signal according to the first audio frequency and video packet identifier and the second audio frequency and video packet identifier of the original audio-video signal receiving by original audio-video signal; Particularly, decoder module 401 can by RF Cable from, for example, audio/video server, receive original audio-video signal, then original audio-video signal is carried out to demodulation, demultiplexing and scramble process, under locked frequency point, can extract the first audio frequency and video Pid code and the second audio frequency and video Pid code of relevant program information list, give respectively corresponding the first video decode, the second video decode and the first audio decoder and the second audio decoder, to separate decoding, then export decoded the first audio-video signal and the second audio-video signal.
Mixing module 402, carries out mixed processing for the 3rd audio-video signal that local audio-video signal is sent with targeted customer and obtains mixing audio-video signal, particularly, local audio-video signal can be the audio-video signal that local peripheral hardware voice camera obtains, peripheral hardware voice camera can be connected with receiving terminal for digital television 40 by USB interface, receiving terminal for digital television 40 receives after local audio-video signal, can process by video processing module and audio processing modules, then the 3rd audio-video signal local audio-video signal being sent with targeted customer after Streaming Media is processed carries out mixed processing and obtains mixing audio-video signal, the 3rd audio-video signal that targeted customer sends (being third party's audio-video signal) can be the audio-video signal that targeted customer obtains by voice camera.
Handover module 403, carries out video switch for mixing audio-video signal that mixing module 402 is obtained and the second audio-video signal and processes and obtain the 4th audio-video signal; Particularly, the method of carrying out video switch processing can be: when in VOIP pattern, export the audio-video signal that mixes that local audio-video signal mixes with the 3rd audio-video signal, and shielding the second audio-video signal, the 4th audio-video signal that hand-off process obtains is for mixing audio-video signal; When not in VOIP pattern, output the second audio-video signal, and shield hybrid audio-video signal, the 4th audio-video signal that hand-off process obtains is the second audio-video signal.In addition between two kinds of patterns, can freely switch according to business.
Transport module 404, for the first audio-video signal and the 4th audio-video signal are transferred to digital TV terminal, so that digital TV terminal is play with layering display mode described the first audio-video signal and the 4th audio-video signal; Particularly, the first audio-video signal and the 4th audio-video signal can be transferred to digital TV terminal by HDMI interface, so that digital TV terminal is presented at respectively the He Fu viewing area, main viewing area on screen by the first audio-video signal and the 4th audio-video signal.For example, as shown in Figure 2, when not in VOIP pattern, while there is no VOIP audio frequency and video business, the rendition list obtaining under certain frequency is program 1～program 8, and the audio frequency and video Pid code of program 1～program 8 is respectively audio frequency and video Pid1～audio frequency and video Pid8, from audio frequency and video Pid1～audio frequency and video Pid8, extract after audio frequency and video Pid3 and audio frequency and video Pid7, according to audio frequency and video Pid3 and audio frequency and video Pid7, original audio-video signal is decoded as respectively to audio-video signal 1 and audio-video signal 2, then audio-video signal 1 and audio-video signal 2 are transferred to digital TV terminal, the screen of digital TV terminal can show program 3 and program 7 in He Fu viewing area, main viewing area respectively.
Sending module 405, for the first audio-video signal and the 4th audio-video signal are sent to terminal, so that terminal is play with layering display mode the first audio-video signal and the 4th audio-video signal; In this embodiment, will be to issue terminal specific explanations in addition by WiFi mode.Particularly, the first audio-video signal and the 4th audio-video signal can be carried out to software processing, be added to after OSD layer and output to audio/video coding module, carrying out audio frequency and video encodes again, the rear data of coding are given to WiFi module and process, WiFi module is released its coded data packing, and terminal only need possess the reception that WiFi receiving function can complete PIP audio, video data, i.e. the reception of the first audio-video signal and the 4th audio-video signal.Terminal can be, for example, and digital TV terminal, mobile terminal (for example, mobile phone, PAD etc.) etc.
Wherein, the receiving terminal for digital television that Fig. 4 provides can be divided into original audio-video signal the first audio-video signal and the second audio-video signal, local audio-video signal is mixed to get and mixes audio-video signal with third party's audio-video signal, this mixing audio-video signal and the second audio-video signal are carried out to video switch to be processed and obtains the 4th audio-video signal, the first audio-video signal and the 4th audio-video signal are transferred to digital TV terminal, so that digital TV terminal is play with layering display mode the first audio-video signal and the 4th audio-video signal, and the first audio-video signal and the 4th audio-video signal are sent to terminal, so that terminal is play with layering display mode the first audio-video signal and the 4th audio-video signal, thereby can realize transmission and the multihead display of wireless PIP video frequency program and VOIP audio frequency and video business.
Refer to Fig. 5, Fig. 5 shows the structural representation of the another kind of receiving terminal for digital television that the embodiment of the present invention provides.Wherein, the receiving terminal for digital television shown in Fig. 5 50 is that receiving terminal for digital television 40 is as shown in Figure 4 optimized and obtains.In the receiving terminal for digital television 50 shown in Fig. 5, further comprise up sending module 501 and interactive module 502, and handover module 403 further comprises the first switch unit 4031 and the second switch unit 4032, wherein:
Up sending module 501, for after decoder module 401 is decoded as respectively the first audio-video signal and the second audio-video signal according to the first audio frequency and video packet identifier of the original audio-video signal receiving and the second audio frequency and video packet identifier by original audio-video signal, local audio-video signal is sent to targeted customer by the up processing of cable modem; Particularly, local audio-video signal can be the audio-video signal that local peripheral hardware voice camera obtains, peripheral hardware voice camera can be connected with receiving terminal for digital television by USB interface, receiving terminal for digital television receives after local audio-video signal, can process by video processing module and audio processing modules, then local audio-video signal be sent to targeted customer by the up processing of CM.
Interactive module 502, for the first audio-video signal and the 4th audio-video signal being sent to terminal at sending module 405, so that after terminal plays with layering display mode described the first audio-video signal and the 4th audio-video signal, receiving terminal is by the data flow of program and VOIP audio frequency and video business packing transmission, and data flow is sent to digital TV terminal, so that digital TV terminal is play program and VOIP audio frequency and video business by layering display mode.Particularly, the program after Streaming Media is processed that receiving terminal for digital television 50 can send by HDMI interface by WiFi module receiving terminal and the data flow of VOIP audio frequency and video business, so that digital TV terminal shows program and VOIP audio frequency and video business by layering display mode, on screen, TV programme and VOIP audio frequency and video business are carried out to subregion broadcasting.
The first switch unit 4031 in handover module 403, during for speech business VOIP pattern when in realizing by IP Packet Generation, the mixing audio-video signal that output mixing module 302 obtains is as the 4th audio-video signal, and shields the second audio-video signal.
The second switch unit 4032, for when not in VOIP pattern, output the second audio-video signal is as the 4th audio-video signal, and the mixing audio-video signal that obtains of shield hybrid module 302.Wherein, the receiving terminal for digital television that Fig. 5 provides can be after the transmission and multihead display of wireless PIP video frequency program and VOIP audio frequency and video business, the data flow can receiving terminal program and the packing of VOIP audio frequency and video business being sent, then data flow is sent to digital TV terminal, so that digital TV terminal shows program and VOIP audio frequency and video business by layering display mode, thereby can realize multi-screen between digital TV terminal and other terminal, share PIP video and show with VOIP interactive.
Refer to Fig. 6, Fig. 6 shows the structural representation of a kind of multi-screen shared system that the embodiment of the present invention provides.Wherein, this multi-screen shared system comprises receiving terminal for digital television 601, digital TV terminal 602, digital TV terminal 603, IPAD604, mobile phone 605, voice camera 606 and voice camera 607, wherein:
Front end useful signal (Cable signal), after RF input receiving terminal for digital television 601, carry out demodulation, demultiplexing, descrambling, under locked frequency point, extract the audio frequency and video Pid code of relevant program information list, give respectively corresponding video decode 1, video decode 2 and audio decoder 1 and audio decoder 2, separate decoding, then export decoded audio-video signal 1 and audio-video signal 3, local peripheral hardware voice camera 606 is processed output sound vision signal 5 by the audio-video signal obtaining through audio frequency and video modules (i.e. video processing module shown in figure and speech processing module), audio-video signal 5 one tunnels send through the up processing of CM, third party's audio-video signal 4(of another Lu Yujing CM downlink processing is that targeted customer sends and the audio-video signal that comes) carry out mixed processing, mixing audio-video signal after mixed processing and audio-video signal 3 carry out video switch processing, the audio-video signal 2 after video switch is carried out in output, carry out the method existing description hereinbefore of video switch, therefore do not repeat them here, by this audio-video signal 1 and audio-video signal 2 after video switch, be divided into two-way and process: lead up to video segmentation Display Processing Technology, be normally given to HDMI interface, output to digital TV terminal 602, complete single screen PIP and show with VOIP interactive, process by software on audio-video signal 2 bases at audio-video signal 1 and after switching on another road, after the OSD layer that is added to, exports and be given to audio/video coding module, carries out audio frequency and video and encode, data after coding are given to WiFi resume module, WiFi module is released its coded data packing, terminal (digital TV terminal 602, IPAD604 and mobile phone 605) only need possess the reception that WiFi receiving function can complete PIP audio, video data, then terminal handler can be according to stream medium data processing mode, complete corresponding decompression decode procedure by original audio, video data reduction and show on the screen of terminal, simultaneously for example, as long as terminal (has voice camera, voice camera 607) with WiFi module, terminal can send to receiving terminal for digital television 601 by program and the packing of VOIP audio frequency and video business, receiving terminal for digital television 601 carries out Streaming Media processing by the program receiving and VOIP audio frequency and video business data flow, then send to digital TV terminal 602, so that digital TV terminal 602 is play program and VOIP audio frequency and video business by layering display mode, thereby can realize digital TV terminal 602, digital TV terminal 603, the shared PIP video of the multi-screen such as IPAD and mobile phone shows with VOIP interactive.
Refer to Fig. 7, Fig. 7 shows the structural representation of a kind of terminal that the embodiment of the present invention provides.This terminal 70 can be, for example, and digital TV terminal or mobile terminal etc.As shown in Figure 7, terminal 70 can comprise receiver module 701 and playing module 702, wherein:
Playing module 702, for playing with layering display mode the first audio-video signal and the 4th audio-video signal; Wherein:
The first audio-video signal is that receiving terminal for digital television is decoded as respectively the first audio-video signal in the first audio-video signal and the second audio-video signal according to the first audio frequency and video packet identifier and the second audio frequency and video packet identifier in the original audio-video signal receiving by described original audio-video signal.
The 4th audio-video signal is that receiving terminal for digital television sends local audio-video signal the 3rd audio-video signal with targeted customer carries out mixed processing and obtains mixing after audio-video signal, by mixing audio-video signal, carries out with the second audio-video signal the 4th audio-video signal that video switch processing obtains.
Wherein, the terminal that Fig. 7 provides can be divided into original audio-video signal the first audio-video signal and the second audio-video signal at receiving terminal for digital television, local audio-video signal is mixed to get and mixes audio-video signal with third party's audio-video signal, this mixing audio-video signal and the second audio-video signal are carried out after video switch processes and obtain the 4th audio-video signal, the first audio-video signal and the 4th audio-video signal that receiving digital television receiving terminal sends, and the first audio-video signal and the 4th audio-video signal are play with layering display mode, thereby can realize transmission and the multihead display of wireless PIP video frequency program and VOIP audio frequency and video business.
Refer to Fig. 8, Fig. 8 shows the structural representation of the another kind of terminal that the embodiment of the present invention provides.Wherein, the terminal shown in Fig. 8 80 is that terminal 70 is as shown in Figure 7 optimized and obtains.In the terminal 80 shown in Fig. 8, further comprise packing sending module 801, wherein:
Packing sending module 801, for the data flow of program and the packing of VOIP audio frequency and video business is sent to receiving terminal for digital television, so that receiving terminal for digital television sends to digital TV terminal by data flow, thereby digital TV terminal is play to described program and VOIP audio frequency and video business by layering display mode.Particularly, receiving terminal for digital television can be by the data flow of the program receiving from terminal by WiFi module and VOIP audio frequency and video business carrying out Streaming Media processing, by HDMI interface, send to digital TV terminal, so that digital TV terminal shows program and VOIP audio frequency and video business by layering display mode, on screen, TV programme and VOIP audio frequency and video business are carried out to subregion broadcasting.
Wherein, the terminal that Fig. 8 provides can be after carrying out the transmission and multihead display of wireless PIP video frequency program and VOIP audio frequency and video business, the data flow of program and the packing of VOIP audio frequency and video business is sent to receiving terminal for digital television, so that receiving terminal for digital television sends to digital TV terminal by data flow, thereby digital TV terminal is play program and VOIP audio frequency and video business by layering display mode, and then the multi-screen that can realize between digital TV terminal and other terminal is shared the demonstration of PIP video and VOIP interaction.
One of ordinary skill in the art will appreciate that all or part of step in the whole bag of tricks of above-described embodiment is to come the hardware that instruction is relevant to complete by program, this program can be stored in a computer-readable recording medium, storage medium can comprise: flash disk, read-only memory (Read-Only Memory, ROM), random access device (Random Access Memory, RAM), disk or CD etc.
Step in embodiment of the present invention method can be carried out according to actual needs order and adjusted, merges and delete.
Module in embodiment of the present invention device or unit can merge according to actual needs, divide and delete.
Shared method and the associated terminal of the multi-screen above embodiment of the present invention being provided is described in detail, applied specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment is just for helping to understand method of the present invention and core concept thereof; , 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 meanwhile.
Claims (12)
1. the shared method of multi-screen, is characterized in that, described method comprises:
According to the first audio frequency and video packet identifier in the original audio-video signal receiving and the second audio frequency and video packet identifier, described original audio-video signal is decoded as respectively to the first audio-video signal and the second audio-video signal;
The 3rd audio-video signal that local audio-video signal is sent with targeted customer carries out mixed processing and obtains mixing audio-video signal;
Described mixing audio-video signal and described the second audio-video signal are carried out to video switch to be processed and obtains the 4th audio-video signal;
Described the first audio-video signal and the 4th audio-video signal are transferred to digital TV terminal, so that described digital TV terminal is play with layering display mode described the first audio-video signal and the 4th audio-video signal;
Described the first audio-video signal and the 4th audio-video signal are sent to terminal, so that described terminal is play with layering display mode described the first audio-video signal and the 4th audio-video signal.
2. the shared method of multi-screen according to claim 1, it is characterized in that, the first audio frequency and video packet identifier in the original audio-video signal that described basis receives and the second audio frequency and video packet identifier also comprise after described original audio-video signal is decoded as respectively to the first audio-video signal and the second audio-video signal:
Local audio-video signal is sent to targeted customer by the up processing of cable modem.
3. the shared method of multi-screen according to claim 1, is characterized in that, describedly described mixing audio-video signal and described the second audio-video signal are carried out to video switch processes and obtains the 4th audio-video signal and comprise:
When speech business VOIP pattern in realizing by IP Packet Generation, export described mixing audio-video signal as described the 4th audio-video signal, and shield described the second audio-video signal;
When not in VOIP pattern, export described the second audio-video signal as described audio-video signal, and shield described mixing audio-video signal.
4. the shared method of multi-screen according to claim 1, it is characterized in that, described described the first audio-video signal and the 4th audio-video signal are transferred to digital TV terminal, so that described digital TV terminal is play and is comprised with layering display mode described the first audio-video signal and the 4th audio-video signal:
Described the first audio-video signal and the 4th audio-video signal are transferred to digital TV terminal by HDMI interface, so that described digital TV terminal is presented at respectively the He Fu viewing area, main viewing area on screen by described the first audio-video signal and the 4th audio-video signal.
5. the method shared according to the multi-screen described in any one in claim 1～4, it is characterized in that, described described the first audio-video signal and the 4th audio-video signal are sent to terminal, so that after described terminal plays with layering display mode described the first audio-video signal and the 4th audio-video signal, also comprise:
Receive described terminal by the data flow of program and VOIP audio frequency and video business packing transmission;
Described data flow is sent to described digital TV terminal, so that described digital TV terminal is play described program and VOIP audio frequency and video business by layering display mode.
6. a receiving terminal for digital television, is characterized in that, described receiving terminal for digital television comprises:
Decoder module, for being decoded as respectively the first audio-video signal and the second audio-video signal according to the first audio frequency and video packet identifier and the second audio frequency and video packet identifier of the original audio-video signal receiving by described original audio-video signal;
Mixing module, carries out mixed processing for the 3rd audio-video signal that local audio-video signal is sent with targeted customer and obtains mixing audio-video signal;
Handover module, processes and obtains the 4th audio-video signal for described mixing audio-video signal and described the second audio-video signal being carried out to video switch;
Transport module, for described the first audio-video signal and the 4th audio-video signal are transferred to digital TV terminal, so that described digital TV terminal is play with layering display mode described the first audio-video signal and the 4th audio-video signal;
Sending module, for described the first audio-video signal and the 4th audio-video signal are sent to terminal, so that described terminal is play with layering display mode described the first audio-video signal and the 4th audio-video signal.
7. receiving terminal for digital television according to claim 6, is characterized in that, described receiving terminal for digital television also comprises:
Up sending module, for after described decoder module is decoded as respectively the first audio-video signal and the second audio-video signal according to the first audio frequency and video packet identifier of the original audio-video signal receiving and the second audio frequency and video packet identifier by described original audio-video signal, local audio-video signal is sent to targeted customer by the up processing of cable modem.
8. receiving terminal for digital television according to claim 6, is characterized in that, described handover module comprises:
The first switch unit, during for speech business VOIP pattern when in realizing by IP Packet Generation, exports described mixing audio-video signal as described the 4th audio-video signal, and shields described the second audio-video signal;
The second switch unit, for when not in VOIP pattern, exports described the second audio-video signal as described the 4th audio-video signal, and shields described mixing audio-video signal.
9. receiving terminal for digital television according to claim 6, is characterized in that, described transport module specifically for:
Described the first audio-video signal and the 4th audio-video signal are transferred to digital TV terminal by HDMI interface, so that described digital TV terminal is presented at respectively the He Fu viewing area, main viewing area on screen by described the first audio-video signal and the 4th audio-video signal.
10. according to the receiving terminal for digital television described in any one in claim 6～9, it is characterized in that, described receiving terminal for digital television also comprises:
Interactive module, for described the first audio-video signal and the 4th audio-video signal being sent to terminal at described sending module, so that after described terminal plays with layering display mode described the first audio-video signal and the 4th audio-video signal, receive described terminal by the data flow of program and VOIP audio frequency and video business packing transmission, and described data flow is sent to described digital TV terminal, so that described digital TV terminal is play described program and VOIP audio frequency and video business by layering display mode.
11. 1 kinds of terminals, is characterized in that, described terminal comprises:
Receiver module, the first audio-video signal and the 4th audio-video signal that for receiving digital television receiving terminal, send;
Playing module, for playing with layering display mode described the first audio-video signal and the 4th audio-video signal; Wherein:
Described the first audio-video signal is that described receiving terminal for digital television is decoded as respectively the first audio-video signal in the first audio-video signal and the second audio-video signal according to the first audio frequency and video packet identifier and the second audio frequency and video packet identifier in the original audio-video signal receiving by described original audio-video signal;
Described the 4th audio-video signal is that described receiving terminal for digital television sends local audio-video signal the 3rd audio-video signal with targeted customer carries out mixed processing and obtains mixing after audio-video signal, described mixing audio-video signal and described the second audio-video signal is carried out to video switch and process the 4th audio-video signal obtaining.
12. terminals according to claim 11, is characterized in that, described terminal also comprises:
Packing sending module, for the data flow of program and the packing of VOIP audio frequency and video business is sent to described receiving terminal for digital television, so that described receiving terminal for digital television sends to digital TV terminal by described data flow, thereby described digital TV terminal is play to described program and VOIP audio frequency and video business by layering display mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310642636.1A CN103686014A (en) | 2013-12-03 | 2013-12-03 | Multiple-screen sharing method and related terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310642636.1A CN103686014A (en) | 2013-12-03 | 2013-12-03 | Multiple-screen sharing method and related terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103686014A true CN103686014A (en) | 2014-03-26 |
Family
ID=50322150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310642636.1A Pending CN103686014A (en) | 2013-12-03 | 2013-12-03 | Multiple-screen sharing method and related terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103686014A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102075799A (en) * | 2010-12-31 | 2011-05-25 | 中国华录集团有限公司 | Set top box system capable of realizing video telephone function in cable television network |
| US20110164106A1 (en) * | 2010-01-05 | 2011-07-07 | Kim Minhyoung | Method for connecting video communication to other device, video communication apparatus and display apparatus thereof |
| CN103118299A (en) * | 2011-11-16 | 2013-05-22 | 中国电信股份有限公司 | Internet protocol television (IPTV) video call control method and set top box |
| CN103402133A (en) * | 2013-07-24 | 2013-11-20 | 深圳市同洲电子股份有限公司 | Audio and video signal processing method and audio and video signal processing device |
-
2013
- 2013-12-03 CN CN201310642636.1A patent/CN103686014A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110164106A1 (en) * | 2010-01-05 | 2011-07-07 | Kim Minhyoung | Method for connecting video communication to other device, video communication apparatus and display apparatus thereof |
| CN102075799A (en) * | 2010-12-31 | 2011-05-25 | 中国华录集团有限公司 | Set top box system capable of realizing video telephone function in cable television network |
| CN103118299A (en) * | 2011-11-16 | 2013-05-22 | 中国电信股份有限公司 | Internet protocol television (IPTV) video call control method and set top box |
| CN103402133A (en) * | 2013-07-24 | 2013-11-20 | 深圳市同洲电子股份有限公司 | Audio and video signal processing method and audio and video signal processing device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101742173B (en) | Method for supporting watching two-path video and network interaction television system | |
| JP6077200B2 (en) | Receiving device, display control method, broadcasting system, and computer program | |
| CN102006518B (en) | A digital broadcast receiver and a method for providing graphic user interface | |
| CN102802063A (en) | Set top box device with WIFI (Wireless Fidelity) hot spots | |
| CN101854463B (en) | Method and device for implementing dual-mode set-top box | |
| KR20030040097A (en) | A transmission system for transmitting video streams relating to an event to spectators physically present at said event | |
| CN106612463A (en) | Barrage processing methods and system, and terminal | |
| US11265600B2 (en) | Reception apparatus, reception method, transmission apparatus, and transmission method for flexible simulcast operation | |
| Song et al. | Digital Terrestrial Television Broadcasting: Technology and System | |
| CN102223501A (en) | Multi-picture service realization method | |
| CN108156486A (en) | Sharing method and device, home media equipment is broadcast live | |
| CN103167347A (en) | Mobile terminal television program audio and video rematching method and mobile terminal television program audio and video rematching system | |
| WO2017101360A1 (en) | Set-top box apparatus with integrated loudspeaker box | |
| CN103024450A (en) | Method and system for achieving interactive television through near field communication (NFC) technology | |
| CN104780424A (en) | Local area network live video distribution method based on set-top box | |
| CN103686014A (en) | Multiple-screen sharing method and related terminal | |
| CN103281585A (en) | Set top box (STB) device of Internet protocol television (IPTV) | |
| ES2880502T3 (en) | Revision Buffer Management and Channel Retrieval Systems and Methods | |
| CN103297822A (en) | Set-top box and digital signal processing method thereof for television programs | |
| JP2016111466A (en) | Receiving device, broadcasting system, reception method, and program | |
| CN204795442U (en) | Digital television receiving equipment | |
| CN104539997B (en) | A kind of DVB systems based on android | |
| US20170312635A1 (en) | Systems, Methods And Apparatus For Identifying Preferred Sporting Events Based On Fantasy League Data | |
| KR100854714B1 (en) | Apparatus for playing multi-video of receiver | |
| JP6307182B2 (en) | Reception device, display control method, and broadcasting system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140326 |