CN105530537A

CN105530537A - Multimedia data transmission method and related equipment

Info

Publication number: CN105530537A
Application number: CN201410513942.XA
Authority: CN
Inventors: 骆正虎
Original assignee: China Mobile Communications Group Co Ltd
Current assignee: China Mobile Communications Group Co Ltd
Priority date: 2014-09-29
Filing date: 2014-09-29
Publication date: 2016-04-27
Anticipated expiration: 2034-09-29
Also published as: CN105530537B

Abstract

The invention provides a multimedia data transmission method and related equipment. The multimedia data sent by terminal equipment is received by Source equipment, the terminal equipment does not support a preset transmission protocol, and the preset transmission protocol is a transmission protocol capable of transmitting the multimedia data played by a preset screen of the Source equipment to Sink equipment in real time for real-time playing carried out through the Sink equipment; the received multimedia data is outputted to the preset screen of the Source equipment for playing; the multimedia data played by the preset screen of the Source equipment is sent through the preset transmission protocol in real time to the Sink equipment for real-time playing carried out through the Sink equipment. Through the method, a problem that equipment which does not support the preset transmission protocol can not transmit videos to the Sink equipment in real time for real-time playing carried out through the Sink equipment in the prior art is solved. The multimedia data transmission method relates to the communication technology field.

Description

A kind of transmission method of multi-medium data and relevant device

Technical field

The present invention relates to communication technical field, particularly relate to a kind of transmission method and relevant device of multi-medium data.

Background technology

In prior art, the following demand of usual existence: the realtime video transmission play in terminal (such as: mobile phone) less for screen is play in real time to the larger equipment (such as: TV) of screen, by HDMI wire, mobile phone can be connected with TV during specific implementation, by HDMI wire, the realtime video transmission that mobile phone is play also is play in real time to TV, but HDMI wire needs to expend certain cost, and be not all there is such hardware lines interface between every two kinds of equipment to realize the real-time Transmission of multi-medium data and to play in real time, therefore, there is Preset Transfer agreement, Preset Transfer agreement makes equipment room can without the need to the connection of hardware lines, directly by Wireless Fidelity (Wi-Fi, WirelssFidelity) multi-medium data that can realize the default screen of an equipment is play is real-time transmitted to another equipment and plays in real time on this another equipment.Agreement that wireless screen is shared (Miracast) is one wherein.

Miracast agreement is the authentication name of Wi-Fi Alliance (Wi-FiAlliance) to the equipment of support Wi-FiDisplay function.By the equipment of Miracast certification by the support that keeps at utmost Wi-FiDisplay function and compatibility.And the Core Feature of Wireless Display (Wi-FiDisplay) allows exactly between equipment and shares multi-medium data by Wi-Fi wireless network.After having had Wi-FiDisplay, can directly by Wi-Fi between mobile phone and television set, and without the need to hardwired, (as: video in mobile phone just can be delivered to television set and get on display by high-definition media interface (HDMI, HighDefinitionMultimediaInterface).

Further, want to make between equipment, to realize fast transport multi-medium data, equipment needs by Miracast certification, namely support Miracast agreement, when carrying out Multimedia Data Transmission, an equipment in two equipment is as transmission end (Source), and another equipment, as receiving terminal (Sink), fast, stably by real-time multimedia streaming is sent to Sink by Source and plays back with very little time delay.

Like this, Miracast user can browse the photo that smart mobile phone takes heartily on large-screen, by conference room projectors Real-Time Sharing notebook screens, or on panel computer, watches the programme televised live of home videos Set Top Box.But in prior art, billions of equipment (such as: storage mobile phone, panel computer, Set Top Box, notebook, PC etc.) only network enabled connects and does not support Miracast agreement, limits the range of application of Miracast.

Summary of the invention

Embodiments provide a kind of transmission method and relevant device of multi-medium data, in order to solve the problem that realtime video transmission cannot be play to Sink equipment and on Sink equipment by equipment in real time that do not support Preset Transfer agreement in prior art.

Based on the problems referred to above, one of a kind of multimedia data transmission method that the embodiment of the present invention provides, comprising:

The multi-medium data that Source equipment receiving terminal apparatus sends,

Wherein, Preset Transfer agreement do not supported by described terminal equipment, and described Preset Transfer agreement is the multi-medium data that the default screen of Source equipment is play can be real-time transmitted to Sink equipment and the host-host protocol play in real time on Sink equipment;

The default screen multi-medium data of reception being exported to described Source equipment is play;

The multi-medium data play by the default screen of described Source equipment sends to Sink equipment in real time by described Preset Transfer agreement and plays in real time on Sink equipment.

A kind of multimedia data transmission method two that the embodiment of the present invention provides, comprising:

Terminal equipment obtains to be needed to send multi-medium data to transmission end Source equipment; And

The multi-medium data obtained is sent to Source equipment, wherein, Preset Transfer agreement do not supported by described terminal equipment, and described Preset Transfer agreement is the multi-medium data that the default screen of Source equipment is play can be real-time transmitted to Sink equipment and the host-host protocol play in real time on Sink equipment.

A kind of multimedia data transmission method three that the embodiment of the present invention provides, comprising:

Receive the registration message of Source equipment transmission for registering described Source facility information,

Wherein, described Source facility information comprise the link information of Source equipment and Source equipment the information on services of service is provided;

The Source facility information of the Source equipment received is preserved;

When receive that terminal equipment sends for inquiring about the inquiry request of Source facility information time, the Source facility information of preservation is sent to described terminal equipment.

A kind of Source equipment that the embodiment of the present invention provides, comprising:

Receiver module, for the multi-medium data that receiving terminal apparatus sends, wherein, Preset Transfer agreement do not supported by described terminal equipment, and described Preset Transfer agreement is the multi-medium data that the default screen of this equipment is play can be real-time transmitted to receiving terminal Sink equipment and the host-host protocol play in real time on Sink equipment;

Output module, the default screen that the multi-medium data for being received by described receiver module exports this equipment to is play;

Sending module, sends to Sink equipment for the multi-medium data play by the default screen of this equipment in real time by described Preset Transfer agreement and plays in real time on Sink equipment.

A kind of terminal equipment that the embodiment of the present invention provides, comprising:

Acquisition module, needs to send multi-medium data to transmission end Source equipment for obtaining;

Sending module, for sending the multi-medium data obtained to Source equipment, wherein, this equipment does not support Preset Transfer agreement, and described Preset Transfer agreement is the multi-medium data that the default screen of Source equipment is play can be real-time transmitted to Sink equipment and the host-host protocol play in real time on Sink equipment.

A kind of server that the embodiment of the present invention provides, comprising:

Receiver module, sends registration message for registering described Source facility information for receiving Source equipment, wherein, described Source facility information comprise the link information of Source equipment and Source equipment the information on services of service is provided;

Memory module, the Source facility information for the Source equipment received by described receiver module is preserved;

Sending module, for when receive that terminal equipment sends for inquiring about the inquiry request of Source facility information time, the Source facility information described memory module preserved sends to described terminal equipment.

The beneficial effect of the embodiment of the present invention comprises:

The transmission method of a kind of multi-medium data that the embodiment of the present invention provides and relevant device, the multi-medium data that Source equipment receiving terminal apparatus sends, wherein, Preset Transfer agreement do not supported by terminal equipment, and Preset Transfer agreement is the multi-medium data that the default screen of Source equipment is play can be real-time transmitted to Sink equipment and the host-host protocol play in real time on Sink equipment; The default screen multi-medium data of reception being exported to Source equipment is play; The multi-medium data play by the default screen of Source equipment sends to Sink equipment in real time by Preset Transfer agreement and plays in real time on Sink equipment.The transmission method of a kind of multi-medium data that the embodiment of the present invention provides makes not support that multi-medium data also can be sent to Sink equipment by Source equipment by the terminal equipment of Preset Transfer agreement in real time, and play in real time on Sink equipment, and when multiple terminal equipment sends multi-medium data respectively by Source equipment to Sink equipment, or when existing terminal equipment sends to the multi-medium data of Sink equipment to have again Source equipment self to send to the multi-medium data of Sink equipment by Source equipment, with prior art, only have the multi-medium data of a pipeline equipment (Source equipment) can play in real time at Sink equipment to compare, achieve Sink equipment to play in real time the multi-medium data from multichannel equipment.

Accompanying drawing explanation

The transmission method of a kind of multi-medium data that Fig. 1 provides for the embodiment of the present invention, is applied to the flow chart of Source equipment side;

The transmission method of a kind of multi-medium data that Fig. 2 provides for the embodiment of the present invention, is applied to the flow chart of terminal equipment side;

The Source equipment that Fig. 3 provides for the embodiment of the present invention 1 and terminal equipment connection diagram in a local network;

One of flow chart of the transmission method of a kind of multi-medium data that Fig. 4 provides for the embodiment of the present invention 1;

The flow chart two of the transmission method of a kind of multi-medium data that Fig. 5 provides for the embodiment of the present invention 1;

One of flow chart of the transmission method of a kind of multi-medium data that Fig. 6 provides for the embodiment of the present invention 2;

The flow chart two of the transmission method of a kind of multi-medium data that Fig. 7 provides for the embodiment of the present invention 2;

The Source equipment based on embodiment 1, embodiment 2 that Fig. 8 provides for the embodiment of the present invention and the mutual schematic diagram of terminal equipment;

The Source equipment that Fig. 9 provides for the embodiment of the present invention 3 and terminal equipment connection diagram in the wide area network;

The flow chart of the transmission method of a kind of multi-medium data that Figure 10 provides for the embodiment of the present invention 3;

The flow chart of the transmission method of a kind of multi-medium data that Figure 11 provides for the embodiment of the present invention 4;

The Source equipment based on embodiment 3, embodiment 4 that Figure 12 provides for the embodiment of the present invention and the mutual schematic diagram of terminal equipment;

The structural representation of a kind of Source equipment that Figure 13 provides for the embodiment of the present invention;

The structural representation of a kind of terminal equipment that Figure 14 provides for the embodiment of the present invention;

The structural representation of a kind of server that Figure 15 provides for the embodiment of the present invention.

Embodiment

Embodiments provide a kind of transmission method and relevant device of multi-medium data, below in conjunction with Figure of description, the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the present invention, is not intended to limit the present invention.And when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.

The embodiment of the present invention provides a kind of transmission method of multi-medium data, is applied to Source equipment side, as shown in Figure 1, comprising:

The multi-medium data that S101, transmission end Source equipment receiving terminal apparatus send,

Wherein, Preset Transfer agreement do not supported by this terminal equipment, and Preset Transfer agreement is the multi-medium data that the default screen of Source equipment is play can be real-time transmitted to receiving terminal Sink equipment and the host-host protocol play in real time on Sink equipment.

S102, the default screen multi-medium data of reception being exported to Source equipment are play.

S103, the multi-medium data play by the default screen of Source equipment send to Sink equipment in real time by described Preset Transfer agreement and play in real time on Sink equipment.

Corresponding to method shown in above-mentioned Fig. 1, the embodiment of the present invention also provides a kind of transmission method of multi-medium data, is applied to terminal equipment side, as shown in Figure 2, comprising:

S201, terminal equipment obtain to be needed to send multi-medium data to transmission end Source equipment.

S202, the multi-medium data obtained to the transmission of Source equipment,

Wherein, Preset Transfer agreement do not supported by this terminal equipment, and Preset Transfer agreement is the multi-medium data that the default screen of Source equipment is play can be real-time transmitted to Sink equipment and the host-host protocol play in real time on Sink equipment.

In the embodiment of the present invention, Source equipment and Sink equipment are the equipment supporting Preset Transfer agreement, and the multimedia of the broadcasting of the default screen of self can be passed through Preset Transfer agreement real-time Transmission to Sink equipment by Source equipment, and plays in real time on Sink equipment.Terminal equipment is the equipment not supporting Preset Transfer agreement, therefore, the multimedia real-time transmission that self plays directly cannot be play to Sink equipment by Preset Transfer agreement by terminal equipment, and the method that can be provided by the embodiment of the present invention by the multimedia transmission self play to Source equipment, then multimedia transmission to be played to be play in real time to Sink equipment by Preset Transfer agreement by Source equipment.

Below in conjunction with accompanying drawing, with specific embodiment, method provided by the invention and relevant device are described in detail.

Embodiment 1:

In the embodiment of the present invention 1, Source equipment and terminal equipment are in same local area network (LAN), Fig. 3 is Source equipment and terminal equipment connection diagram in a local network, as shown in Figure 3, Preset Transfer agreement do not supported by terminal equipment, terminal equipment can be the various electronic equipments such as mobile phone, panel computer, notebook computer, Source equipment and Sink equipment are the equipment supporting Preset Transfer agreement, terminal equipment is connected with Source equipment by local area network (LAN), and Source equipment carries out Multimedia Data Transmission by Preset Transfer agreement and Sink equipment.

The embodiment of the present invention 1 is applied to Source equipment side, as shown in Figure 4, specifically comprises the steps:

S401, Source equipment sends broadcast according to default transmission rule,

Wherein, carry in broadcast the link information of described Source equipment and Source equipment the information on services of service is provided.

Further, in this step, Source equipment can for terminal equipment service is provided time, need the relevant information sending self to terminal equipment, such as: link information and Source equipment the information on services of service is provided, so, can by the form of broadcast, make Source equipment according to default transmission rule (such as: send according to the fixed time, according to predetermined period transmission etc.) send broadcast to place local area network (LAN), and carry in broadcast the link information of Source equipment self and Source equipment the information on services of service is provided, wherein, link information can comprise the IP address of Source equipment, port etc., link information may be used for terminal and sends connection request message according to this link information to Source equipment, Source equipment provide the information on services of service can comprise Source equipment support protocol version, device descriptive information, Source equipment provides the ability etc. of service, wherein, device descriptive information can comprise: the different types of multimedia codec format that Source equipment is supported (such as: picture decode form, audio decoder form, video decode form etc.), Source equipment provides the ability of service to comprise: bandwidth, service quality (QoS that Multimedia Data Transmission is supported, QualityofService) etc., information on services may be used for terminal and determines oneself Source equipment applicable according to the service that Source equipment can provide, such as: the multimedia decoding form that Source equipment is supported is corresponding with the multimedia encoding format that self supports, the bandwidth of Source equipment support meets the transmission demand of self, and the service quality that Source equipment provides meets self transmission demand etc.

Further, can not also by Source equipment send broadcast send the link information of Source equipment and Source equipment the information on services of service is provided, but by terminal equipment to local area network (LAN) send for inquire about Source equipment the broadcast of service is provided, receive the Source equipment of broadcast again for sending the terminal of broadcast to terminal replies unicast messages, step 401 can also perform as step S4011 and step S4012, as shown in Figure 5:

S4011, Source equipment receiving terminal apparatus send for inquire about Source equipment the broadcast of service is provided.

S4012, send unicast messages to terminal equipment, wherein, carry in unicast messages the link information of Source equipment and Source equipment the information on services of service is provided.

The connection request message carrying multimedia relevant parameter that S402, receiving terminal apparatus send,

Wherein, multimedia relevant parameter comprises display resolution, stream protocol type and the multi-medium data coded format that terminal equipment is supported.

Further, the address information (such as: IP address, port etc.) of terminal equipment in connection request message, can also be comprised, stream protocol type may be used for characterizing terminal equipment support carry out Multimedia Data Transmission time use stream protocol.Each multimedia relevant parameter can comprise one or more, such as: the display resolution of terminal equipment support can comprise one or more, stream protocol type can comprise one or more stream protocol types of terminal equipment support (such as: real time streaming transport protocol (RTSP, RealTimeStreamingProtocol), RTP (RTP, Real-timeTransportProtocol)/RTCP Real-time Transport Control Protocol (RTCP, RTPControlProtocolRTP) etc.), multi-medium data coded format can comprise one or more multi-medium data coded formats of terminal equipment support (such as: video encoding standard International Telecommunication Union (ITU, InternationalTelecommunicationsUnion)-TH.264, H.265, dynamic image expert group-4 (MPEG-4, MovingPicturesExpertsGroup) etc.).

S403, when Source equipment determines the multimedia relevant parameter that can receive in compatible S402, reply acknowledge message to terminal equipment,

Wherein, Source equipment is carried in acknowledge message for the port of receiving multimedia data, the stream protocol type of Source equipment support and multi-medium data codec format.

Further, Multimedia Data Transmission will be carried out between two equipment, need the stream media protocol of two equipment both sides transmitting multimedia datas compatible, and equipment will play the multi-medium data of another equipment, need the display resolution of the display resolution of this equipment and this another equipment compatible, and the multi-medium data coded format of the multi-medium data codec format of this equipment and this another equipment is compatible, therefore, in this step, whether the parameter that the multimedia relevant parameter that Source equipment needs to judge terminal equipment is corresponding with self is compatible,

When determining compatibility (such as, terminal equipment and Source equipment both sides have the stream media protocol all supported, Source equipment can at least one display resolution of compatible terminal equipment, and at least for a kind of coded format, there is corresponding codec format for the multimedia encoding format Source equipment that terminal equipment provides), Source equipment can reply acknowledge message to terminal equipment, and the port carried in the acknowledgement message for receiving multimedia data, the stream protocol type that Source equipment is supported, and multi-medium data codec format, wherein, the stream protocol type of Source equipment support can comprise one or more, multi-medium data codec format can comprise one or more, with the stream protocol type of Source equipment support, the stream protocol type that so terminal equipment can be supported from self determines that the stream protocol type that both sides support communicates with Source equipment, in like manner, the multi-medium data coded format that terminal equipment also can be supported from self determines with the corresponding multimedia decoding form of Source equipment support the corresponding code/decode format that both sides support, the multi-medium data of transmission is encoded.

Further, in this step, when Source equipment determines the arbitrary parameter in the multimedia relevant parameter that can not receive in compatible S402, acknowledge message is not replied to terminal equipment, or replying sign cannot be the message of terminal equipment to Sink device transmission multi-medium data, and concrete message can be arranged according to actual conditions.Such as: in the stream media protocol that terminal equipment is supported, there is not the stream media protocol that Source equipment is also supported, and/or in the display resolution supported of terminal equipment, there is not the display resolution that Source equipment also supports, and/or in the multimedia encoding format of terminal equipment support, there is not the multimedia decoding form of the correspondence that Source equipment is supported.

The multi-medium data of that stream protocol that S404, Source equipment receiving terminal apparatus sends, that all supported by Source equipment and terminal equipment both sides carries, the support of employing terminal equipment and corresponding with the multi-medium data codec format that Source equipment is supported multi-medium data coded format compression coding.

Further, in this step, Source equipment can carry the port of Source equipment for receiving multimedia data by sending in the acknowledge message of terminal equipment, the multi-medium data that receiving terminal apparatus sends.

Further, stream protocol type can comprise: RTSP, RTP/RTCP etc.Coded format can comprise: H.264, H.265, MPEG-4 etc.

S405, the default screen multi-medium data received in S404 being exported to Source equipment are play.

Further, the multi-medium data presetting screen broadcasting can comprise the multi-medium data from terminal equipment of reception, also can comprise the multi-medium data from Source equipment self.

Further, in this step, default screen can comprise the entity screen of Source equipment, and the virtual screen arranged in Source equipment, that is, multichannel multi-medium data is all carried out broadcasting by the entity screen of Source equipment may be more crowded, Source equipment can adopt virtual screen technology, such as, the virtual screen that performance (Presentation) method of Android (Android) system provides, display control interface in Source equipment entity screen, multi-medium data is exported in virtual screen and plays, like this, the multi-medium data play in virtual screen can real-time Transmission to Sink equipment and in Sink device plays.

S406, the multi-medium data play by the default screen of Source equipment send to Sink equipment in real time by Preset Transfer agreement and play in real time on Sink equipment.

Further, in this step, the multi-medium data that the default screen of Source equipment is play can be sent to Sink equipment in real time by Preset Transfer agreement, and Play Control instruction is sent to Sink equipment, Sink equipment is made to indicate play multimedia data according to Play Control, such as, Play Control instruction can indicate Sink equipment to be displayed in full screen by a certain road multi-medium data in the multichannel multi-medium data received, so, Sink equipment indicates according to this Play Control, and Jiang Gai mono-road multi-medium data is displayed in full screen.Meanwhile, Source equipment side can carry out other tasks in Multimedia Data Transmission process.

Further, Preset Transfer agreement can be but the one be not limited in following agreement: Miracast agreement, WirelessHD (WiDi, WirelessDisplay) agreement, radio play (Airplay) agreement, HDMI agreement, mobile terminal wireless multimedia transmission agreement (WiMo, WirelessMobileMultimediaTransmissionProtocol).

Embodiment 2:

With embodiment 1 correspondingly, the embodiment of the present invention 2 is applied to terminal equipment side, as shown in Figure 6, specifically comprises the steps:

S601, reception Source equipment send the regular broadcast sent according to default,

Wherein, carry in broadcast the link information of Source equipment and Source equipment the information on services of service is provided.

Further, preset rules can be arranged according to actual conditions, such as: timed sending, periodically transmission etc.

S602, according to the broadcast received in S601, determine the Source equipment meeting self Multimedia Data Transmission demand.

Further, in this step, oneself Source equipment applicable is determined in the service that terminal can be able to provide according to Source equipment.Wherein, Source equipment provide the information on services of service can comprise the support of Source equipment protocol version, device descriptive information, Source equipment the ability etc. of service is provided, wherein, device descriptive information can comprise: the different types of multimedia codec format (such as: picture decode form, audio decoder form, video decode form etc.) that Source equipment is supported; Source equipment provides the ability of service to comprise: bandwidth, service quality (QoS, QualityofService) etc. that Multimedia Data Transmission is supported.

Further, when using step S4011 ~ S4012 to replace S401 in embodiment 1, in the present embodiment, step 601 ~ step 602 can also perform as step S6011 ~ step S6013, as shown in Figure 7:

S6011, broadcast for inquire about Source equipment the query messages of service is provided.

The unicast messages that S6012, reception Source equipment send,

Wherein, carry in unicast messages the link information of Source equipment and Source equipment the information on services of service is provided.

S6013, according to receive unicast messages, determine the Source equipment meeting self Multimedia Data Transmission demand.

S603, the Source equipment determined in S602 (or S6013) send the connection request message carrying multimedia relevant parameter,

Wherein, multimedia relevant parameter comprises video display resolution, stream protocol type and the multi-medium data coded format that terminal equipment is supported.

In this step, when terminal equipment determines according to the information on services of Source equipment the service that Source equipment can provide required for self, the link information according to Source equipment sends connectivity request message to Source equipment.

The acknowledge message of S604, reception Source device replied,

Wherein, acknowledge message is that Source equipment is determined to send during the multimedia relevant parameter of compatible receiver, carries stream protocol type and multi-medium data codec format that Source equipment supports for the port of receiving multimedia data, Source equipment in acknowledge message.

Further, in this step, when terminal equipment receives the acknowledge message of Source equipment transmission, illustrate that communicating pair has the multi-medium data code/decode format of stream protocol type and the correspondence all supported, namely both sides complete negotiation.Now, terminal equipment can start Multimedia Data Transmission, and can according to the Source equipment carried in acknowledge message for the port of receiving multimedia data to Source device transmission multi-medium data.

S605, acquisition need to send multi-medium data to Source equipment.

S606, to send to Source equipment the stream protocol carrying all supported by Source equipment and terminal equipment both sides, adopt terminal equipment support and the multi-medium data coded format corresponding with the multi-medium data codec format that Source equipment is supported coded by the multi-medium data that compresses

Wherein, Preset Transfer agreement do not supported by terminal equipment, and Preset Transfer agreement is the multi-medium data that the default screen of Source equipment is play can be real-time transmitted to Sink equipment and the host-host protocol play in real time on Sink equipment.

Fig. 8 is Source equipment based on embodiment 1, embodiment 2 and the mutual schematic diagram of terminal equipment, as shown in Figure 8, comprises the steps:

S801, terminal equipment send for inquire about Source equipment the broadcast of service is provided.

S802, Source equipment to terminal equipment send the link information that carries Source equipment and the unicast messages of the information on services of service is provided.

S803, terminal equipment send the connection request message carrying multimedia relevant parameter to Source equipment,

S804, when Source equipment determines the multimedia relevant parameter that can receive in compatible S803, reply acknowledge message to terminal equipment,

S805, terminal equipment send to Source equipment the stream protocol carrying all supported by Source equipment and terminal equipment both sides, adopt terminal equipment support and the multi-medium data of the multi-medium data coded format compression coding corresponding with the multi-medium data codec format that Source equipment is supported.

The default screen that the multi-medium data received in S805 is exported to Source equipment by S806, Source equipment is play.

The multi-medium data that default screen is play by S807, Source equipment sends to Sink equipment in real time by Preset Transfer agreement and plays in real time on Sink equipment.

Embodiment 3:

In the embodiment of the present invention 3, Source equipment and terminal equipment are in same wide area network, Fig. 9 is Source equipment and terminal equipment connection diagram in the wide area network, wherein, wide area network can be forth generation mobile communication technology standard (4G, thefourthgenerationofmobilephonemobilecommunicationtechn ologystandards) network, ADSL (Asymmetric Digital Subscriber Line) (ADSL, AsymmetricDigitalSubscriberLine), Ethernet, any IP-based network such as optical fiber, as shown in Figure 7, Preset Transfer agreement do not supported by terminal equipment, terminal equipment can be mobile phone, panel computer, the various electronic equipment such as notebook computer, Source equipment and Sink equipment are the equipment supporting Preset Transfer agreement, terminal equipment, server, Source equipment is arranged in wide area network, server obtains the Source facility information of Source equipment by wide area network, and the Source facility information obtained is preserved, terminal equipment obtains the Source facility information of Source equipment by server and carries out Multimedia Data Transmission by wide area network and Source equipment, Source equipment carries out Multimedia Data Transmission by Preset Transfer agreement and Sink equipment.

The embodiment of the present invention 3 is applied to Source equipment side, as shown in Figure 10, specifically comprises the steps:

S1001, Source device-to-server sends the registration message for registering Source facility information,

Wherein, Source facility information comprise the link information of Source equipment and Source equipment the information on services of service is provided;

Server is used for the Source facility information received to preserve, when receive that terminal equipment sends for inquiring about the inquiry request of Source facility information time, the Source facility information of preservation is sent to terminal equipment, makes terminal equipment send connection request to the Source equipment meeting self-demand determined.

Further, link information in Source facility information can comprise the IP address of Source equipment, port etc., may be used for terminal and send connection request message according to this link information to Source equipment, Source equipment provide the information on services of service can comprise Source equipment support protocol version, device descriptive information, Source equipment provides the ability etc. of service, wherein, device descriptive information can comprise: the different types of multimedia codec format that Source equipment is supported (such as: picture decode form, audio decoder form, video decode form etc.), Source equipment provides the ability of service to comprise: bandwidth, service quality (QoS that Multimedia Data Transmission is supported, QualityofService) etc.), information on services may be used for terminal and determines oneself Source equipment applicable according to the service that Source equipment can provide.

Further, as shown in Figure 7, Source equipment, terminal equipment, and server is all arranged in wide area network, Source equipment cannot send self information by broadcast to terminal equipment, terminal equipment also cannot obtain the information of Source equipment by broadcast, therefore, can server be set, Source equipment needs to server registration Source facility information, so that the Source facility information of Source equipment is preserved by server, and terminal equipment can by the Source facility information of server lookup to Source equipment, thus provide service for terminal equipment.The flow process that server side performs can be as follows:

Step one, reception Source equipment send the registration message for registering this Source facility information,

Wherein, Source facility information comprise the link information of Source equipment and Source equipment the information on services of service is provided.

Step 2, by receive Source equipment Source facility information preserve.

Step 3, when receive that terminal equipment sends for inquiring about the inquiry request of Source facility information time, the Source facility information of preservation is sent to terminal equipment.

The connection request message carrying multimedia relevant parameter that S1002, receiving terminal apparatus send,

Further, the address information (such as: IP address, port etc.) of terminal equipment in connection request message, can also be comprised, stream protocol type may be used for characterizing terminal equipment support carry out Multimedia Data Transmission time use stream protocol.Each multimedia relevant parameter can comprise one or more, such as: the display resolution of terminal equipment support can comprise one or more, stream protocol type can comprise one or more stream protocol types (such as: RTSP, RTP/RTCP etc.), multi-medium data coded format that terminal equipment supports can comprise one or more multi-medium data coded formats that terminal equipment supports (such as: H.264, H.265, MPEG-4 etc.).

S1003, when Source equipment determine can compatible multimedia relevant parameter time, to terminal equipment reply acknowledge message,

The multi-medium data compressed coded by that stream protocol that S1004, Source equipment receiving terminal apparatus sends, that all supported by Source equipment and terminal equipment both sides carries, the support of employing terminal equipment and corresponding with the multi-medium data codec format that Source equipment is supported multi-medium data coded format.

Wherein, Preset Transfer agreement do not supported by terminal equipment, and Preset Transfer agreement is the multi-medium data that the default screen of Source equipment is play can be real-time transmitted to receiving terminal Sink equipment and the host-host protocol play in real time on Sink equipment.

S1005, the default screen multi-medium data of reception being exported to Source equipment are play.

Further, in this step, default screen can comprise the entity screen of Source equipment, and the virtual screen arranged in Source equipment.

S1006, the multi-medium data play by the default screen of Source equipment send to Sink equipment in real time by Preset Transfer agreement and play in real time on Sink equipment.

Further, in this step, the multi-medium data default screen of Source equipment can play sends to Sink equipment in real time by Preset Transfer agreement and Play Control instruction is sent to Sink equipment, Sink equipment is made to indicate play multimedia data according to Play Control, such as, Play Control instruction can indicate Sink equipment to be displayed in full screen by a certain road multi-medium data in the multichannel multi-medium data received, so, Sink equipment indicates according to this Play Control, and Jiang Gai mono-road multi-medium data is displayed in full screen.Meanwhile, Source equipment side can carry out other tasks in Multimedia Data Transmission process.

Further, Preset Transfer agreement can be but the one be not limited in following agreement: Miracast agreement, WiDi agreement, Airplay agreement, HDMI agreement, WiMo agreement.

Embodiment 4:

With embodiment 3 correspondingly, the embodiment of the present invention 4 is applied to terminal equipment side, as shown in figure 11, specifically comprises the steps:

S1101, send inquiry request for inquiring about Source facility information to server.

The Source facility information that the server that S1102, reception server are replied is preserved,

Wherein, Source facility information comprise the link information of preserved Source equipment and Source equipment the information on services of service is provided.

S1103, according to the Source facility information received in S1102, determine the Source equipment meeting self Multimedia Data Transmission demand.

S1104, the Source equipment determined in S1103 send the connection request message carrying multimedia relevant parameter,

The acknowledge message of S1105, reception Source device replied,

S1106, to send to Source equipment the stream protocol carrying all supported by Source equipment and terminal equipment both sides, adopt terminal equipment support and the multi-medium data coded format corresponding with the multi-medium data codec format that Source equipment is supported coded by the multi-medium data that compresses.

Figure 12 is Source equipment based on embodiment 3, embodiment 4 and the mutual schematic diagram of terminal equipment, as shown in figure 12, comprises the steps:

S1201, server receive the registration message for registering Source facility information that Source equipment sends,

The Source facility information received is preserved by S1202, server.

S1203, terminal equipment send the inquiry request for inquiring about Source facility information to server.

The Source facility information of preservation is sent to terminal equipment by S1204, server.

S1205, terminal equipment, according to the Source facility information received in S1204, determine the Source equipment meeting self Multimedia Data Transmission demand.

The Source equipment that S1206, terminal equipment are determined in S1205 sends the connection request message carrying multimedia relevant parameter.

S1207, when Source equipment determines the multimedia relevant parameter that can receive in compatible S1206, reply acknowledge message to terminal equipment.

S1208, terminal equipment send to Source equipment the stream protocol carrying all supported by Source equipment and terminal equipment both sides, adopt terminal equipment support and the multi-medium data coded format corresponding with the multi-medium data codec format that Source equipment is supported coded by the multi-medium data that compresses.

The default screen that the multi-medium data received in S1208 is exported to Source equipment by S1209, Source equipment is play.

The multi-medium data that default screen is play by S1210, Source equipment sends to Sink equipment in real time by Preset Transfer agreement and plays in real time on Sink equipment.

Based on same inventive concept, the embodiment of the present invention additionally provides relevant device, the principle of dealing with problems due to these equipment is similar to the transmission method of aforementioned a kind of multi-medium data, and therefore the enforcement of this equipment see the enforcement of preceding method, can repeat part and repeat no more.

A kind of Source equipment that the embodiment of the present invention provides, as shown in figure 13, comprises as lower module:

Receiver module 1301, for the multi-medium data that receiving terminal apparatus sends, wherein, Preset Transfer agreement do not supported by described terminal equipment, and described Preset Transfer agreement is the multi-medium data that the default screen of this equipment is play can be real-time transmitted to receiving terminal Sink equipment and the host-host protocol play in real time on Sink equipment;

Output module 1302, the default screen that the multi-medium data for being received by described receiver module 1301 exports this equipment to is play;

Sending module 1303, sends to Sink equipment for the multi-medium data play by the default screen of this equipment in real time by described Preset Transfer agreement and plays in real time on Sink equipment.

Further, described receiver module 1301, also for before the multi-medium data that sends at this equipment receiving terminal apparatus, the connection request message carrying multimedia relevant parameter that receiving terminal apparatus sends, wherein, described multimedia relevant parameter comprises display resolution, stream protocol type and the multi-medium data coded format that described terminal equipment is supported;

Described sending module 1303, also for determine when this equipment can compatible described multimedia relevant parameter time, acknowledge message is replied to described terminal equipment, wherein, this equipment is carried in described acknowledge message for the port of receiving multimedia data, the stream protocol type of this equipment support and multi-medium data codec format;

Described receiver module 1301, the multi-medium data compressed coded by that stream protocol that send specifically for receiving terminal apparatus, that all supported by this equipment and described terminal equipment both sides carries, that adopt described terminal equipment support and corresponding with the multi-medium data codec format that this equipment is supported multi-medium data coded format.

Further, described sending module 1303, also for receive at described receiver module 1301 described terminal equipment send carry the connection request message of multimedia relevant parameter before, broadcast is sent according to default transmission rule, wherein, carry in described broadcast the link information of this equipment and this equipment the information on services of service is provided; Or

Described receiver module 1301, also for receive that described terminal equipment sends carry the connection request message of multimedia relevant parameter before, receiving terminal apparatus send for inquire about Source equipment the broadcast of service is provided; Described sending module 1303, also for sending unicast messages to described terminal equipment, wherein, carry in described unicast messages the link information of this equipment and this equipment the information on services of service is provided, this equipment and described terminal equipment are in same local area network (LAN).

Further, described sending module 1303, also for receive at described receiver module 1301 described terminal equipment send carry the connection request message of multimedia relevant parameter before before, the registration message of the Source facility information for registering this equipment is sent to server, wherein, described Source facility information comprise the link information of this equipment and this equipment the information on services of service is provided;

Described server is used for the Source facility information received to preserve, when receive that terminal equipment sends for inquiring about the inquiry request of Source facility information time, the Source facility information of preservation is sent to described terminal equipment, make described terminal equipment send connection request to the Source equipment meeting self-demand determined, described terminal equipment is by wide area network and this equipment connection.

Further, described Preset Transfer agreement is but is not limited to the one in following agreement: Miracast agreement, WiDi agreement, Airplay agreement, HDMI agreement, WiMo agreement;

Described default screen is the virtual screen arranged in the entity screen of described Source equipment or Source equipment.

Further, described sending module 1303, the multi-medium data specifically play by the default screen of this equipment sends to Sink equipment in real time by Preset Transfer agreement and Play Control instruction is sent to described Sink equipment, makes described Sink equipment according to described Play Control instruction play multimedia data.

A kind of terminal equipment that the embodiment of the present invention provides, as shown in figure 14, comprises as lower module:

Acquisition module 1401, needs to send multi-medium data to transmission end Source equipment for obtaining;

Sending module 1402, for sending the multi-medium data obtained to Source equipment, wherein, this equipment does not support Preset Transfer agreement, and described Preset Transfer agreement is the multi-medium data that the default screen of Source equipment is play can be real-time transmitted to Sink equipment and the host-host protocol play in real time on Sink equipment.

Further, described terminal equipment, also comprises: receiver module 1403;

Described sending module 1402, also for before send the multi-medium data obtained to Source equipment, the connection request message carrying multimedia relevant parameter is sent to described Source equipment, wherein, described multimedia relevant parameter comprises video display resolution, stream protocol type and the multi-medium data coded format that this equipment is supported;

Described receiver module 1403, for receiving the acknowledge message of described Source device replied, wherein, described acknowledge message is that Source equipment is determined to send during the described multimedia relevant parameter of compatible receiver, carries stream protocol type and multi-medium data codec format that described Source equipment supports for the port of receiving multimedia data, described Source equipment in described acknowledge message;

Described sending module 1402, specifically for send to Source equipment the stream protocol carrying all supported by described Source equipment and this equipment both sides, adopt the support of this equipment and the multi-medium data coded format corresponding with the multi-medium data codec format that described Source equipment is supported coded by the multi-medium data that compresses.

Further, described terminal equipment, also comprises: determination module 1404;

Described receiver module 1403, also for before sending to described Source equipment at described sending module 1402 and carrying the connection request message of multimedia relevant parameter, receive Source equipment according to the default broadcast sending rule and send, wherein, carry in described broadcast the link information of described Source equipment and described Source equipment the information on services of service is provided; Described determination module 1404, for the broadcast received according to described receiver module, determines the Source equipment meeting self Multimedia Data Transmission demand; Or

Described sending module 1402, also for before sending to described Source equipment and carrying the connection request message of multimedia relevant parameter, broadcast for inquire about described Source equipment the query messages of service is provided; Described receiver module 1403, also for receiving the unicast messages that described Source equipment sends, wherein, carry in described unicast messages the link information of described Source equipment and described Source equipment the information on services of service is provided; Described determination module 1404, for the unicast messages received according to described receiver module, determine the Source equipment meeting self Multimedia Data Transmission demand, described Source equipment and this equipment are in same local area network (LAN).

Described sending module 1402, also for before carrying the connection request message of multimedia relevant parameter to described Source equipment transmission, sends the inquiry request for inquiring about Source facility information to server;

Described receiver module 1403, the Source facility information that the described server of also replying for reception server is preserved, wherein, described Source facility information comprise the link information of preserved Source equipment and Source equipment the information on services of service is provided;

Described determination module 1404, for the Source facility information received according to described receiver module 1403, determines the Source equipment meeting self Multimedia Data Transmission demand, and wherein, this equipment is by wide area network and described Source equipment connection.

A kind of server that the embodiment of the present invention provides, as described in Figure 15, comprises as lower module:

Receiver module 1501, sends registration message for registering described Source facility information for receiving Source equipment, wherein, described Source facility information comprise the link information of Source equipment and Source equipment the information on services of service is provided;

Memory module 1502, the Source facility information for the Source equipment received by described receiver module 1501 is preserved;

Sending module 1503, for when receive that terminal equipment sends for inquiring about the inquiry request of Source facility information time, the Source facility information that described memory module 1502 is preserved is sent to described terminal equipment.

The function of above-mentioned each unit may correspond to the respective handling step in flow process shown in Fig. 1 to Fig. 2, Fig. 4 to Fig. 8, Figure 10 to Figure 12, does not repeat them here.

The transmission method of a kind of multi-medium data that the embodiment of the present invention provides and relevant device, the multi-medium data that Source equipment receiving terminal apparatus sends, wherein, Preset Transfer agreement do not supported by terminal equipment, and Preset Transfer agreement is the multi-medium data that the default screen of Source equipment is play can be real-time transmitted to Sink equipment and the host-host protocol play in real time on Sink equipment; The default screen multi-medium data of reception being exported to Source equipment is play; The multi-medium data play by the default screen of Source equipment sends to Sink equipment in real time by Preset Transfer agreement and plays in real time on Sink equipment.The transmission method of a kind of multi-medium data that the embodiment of the present invention provides makes not support that multi-medium data also can be sent to Sink equipment by Source equipment by the terminal equipment of Preset Transfer agreement in real time, and play in real time on Sink equipment, and when multiple terminal equipment sends multi-medium data respectively by Source equipment to Sink equipment, or when existing terminal equipment sends to the multi-medium data of Sink equipment to have again Source equipment self to send to the multi-medium data of Sink equipment, with prior art, only have the multi-medium data of a pipeline equipment (Source equipment) can play in real time at Sink equipment to compare, achieve Sink equipment to play in real time the multi-medium data from multichannel equipment.

Through the above description of the embodiments, those skilled in the art can be well understood to the embodiment of the present invention can by hardware implementing, and the mode that also can add necessary general hardware platform by software realizes.Based on such understanding, the technical scheme of the embodiment of the present invention can embody with the form of software product, it (can be CD-ROM that this software product can be stored in a non-volatile memory medium, USB flash disk, portable hard drive etc.) in, comprise some instructions and perform method described in each embodiment of the present invention in order to make a computer equipment (can be personal computer, server, or the network equipment etc.).

It will be appreciated by those skilled in the art that accompanying drawing is the schematic diagram of a preferred embodiment, the module in accompanying drawing or flow process might not be that enforcement the present invention is necessary.

It will be appreciated by those skilled in the art that the module in the device in embodiment can carry out being distributed in the device of embodiment according to embodiment description, also can carry out respective change and be arranged in the one or more devices being different from the present embodiment.The module of above-described embodiment can merge into a module, also can split into multiple submodule further.

The invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.

Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.

Claims

1. a transmission method for multi-medium data, is characterized in that, comprising:

The multi-medium data that transmission end Source equipment receiving terminal apparatus sends,

Wherein, Preset Transfer agreement do not supported by described terminal equipment, and described Preset Transfer agreement is the multi-medium data that the default screen of Source equipment is play can be real-time transmitted to receiving terminal Sink equipment and the host-host protocol play in real time on Sink equipment;

2. the method for claim 1, is characterized in that, before the multi-medium data that Source equipment receiving terminal apparatus sends, also comprises:

The connection request message carrying multimedia relevant parameter that receiving terminal apparatus sends, wherein, described multimedia relevant parameter comprises display resolution, stream protocol type and the multi-medium data coded format that described terminal equipment is supported;

When Source equipment determine can compatible described multimedia relevant parameter time, acknowledge message is replied to described terminal equipment, wherein, carry in described acknowledge message described Source equipment for the port of receiving multimedia data, described Source equipment support stream protocol type and multi-medium data codec format;

The multi-medium data that Source equipment receiving terminal apparatus sends, specifically comprises:

That Source equipment receiving terminal apparatus sends, the carrying of the stream protocol all supported by described Source equipment and described terminal equipment both sides, adopt described terminal equipment support and the multi-medium data coded format corresponding with the multi-medium data codec format that described Source equipment is supported coded by the multi-medium data that compresses.

3. method as claimed in claim 2, it is characterized in that, described Source equipment and described terminal equipment are in same local area network (LAN);

Receive that described terminal equipment sends carry the connection request message of multimedia relevant parameter before, also comprise:

Source equipment sends broadcast according to default transmission rule, wherein, carry in described broadcast the link information of described Source equipment and described Source equipment the information on services of service is provided; Or

Receiving terminal apparatus send for inquire about Source equipment the broadcast of service is provided; Described Source equipment sends unicast messages to described terminal equipment, wherein, carry in described unicast messages the link information of described Source equipment and described Source equipment the information on services of service is provided.

4. method as claimed in claim 2, it is characterized in that, described terminal equipment is by wide area network and described Source equipment connection;

Source device-to-server sends registration message for registering described Source facility information, wherein, described Source facility information comprise the link information of Source equipment and Source equipment the information on services of service is provided;

Described server is used for the Source facility information received to preserve, when receive that terminal equipment sends for inquiring about the inquiry request of Source facility information time, the Source facility information of preservation is sent to described terminal equipment, makes described terminal equipment send connection request to the Source equipment meeting self-demand determined.

5. the method as described in any one of claim 1-4, it is characterized in that, described Preset Transfer agreement is the one in following agreement: wireless screen shares Miracast agreement, WirelessHD WiDi agreement, radio play Airplay agreement, high-definition media interface HDMI agreement, mobile terminal wireless multimedia transmission agreement WiMo;

6. the method as described in any one of claim 1-4, is characterized in that, the multi-medium data play by the default screen of described Source equipment sends to receiving terminal Sink equipment in real time by Preset Transfer agreement and plays in real time on Sink equipment, specifically comprises:

The multi-medium data play by the default screen of described Source equipment sends to Sink equipment in real time by Preset Transfer agreement and Play Control instruction is sent to described Sink equipment, makes described Sink equipment according to described Play Control instruction play multimedia data.

7. a transmission method for multi-medium data, is characterized in that, comprising:

8. method as claimed in claim 7, is characterized in that,

Before send the multi-medium data obtained to Source equipment, also comprise:

Send the connection request message carrying multimedia relevant parameter to described Source equipment, wherein, described multimedia relevant parameter comprises video display resolution, stream protocol type and the multi-medium data coded format that described terminal equipment is supported;

Receive the acknowledge message of described Source device replied, wherein, described acknowledge message is that Source equipment is determined to send during the described multimedia relevant parameter of compatible receiver, carries stream protocol type and multi-medium data codec format that described Source equipment supports for the port of receiving multimedia data, described Source equipment in described acknowledge message;

Send the multi-medium data obtained to Source equipment, specifically comprise:

Send to Source equipment the stream protocol carrying all supported by described Source equipment and described terminal equipment both sides, adopt described terminal equipment support and the multi-medium data coded format corresponding with the multi-medium data codec format that described Source equipment is supported coded by the multi-medium data that compresses.

9. method as claimed in claim 8, it is characterized in that, described Source equipment and described terminal equipment are in same local area network (LAN);

Before carrying the connection request message of multimedia relevant parameter to described Source equipment transmission, also comprise:

Receive Source equipment according to the default broadcast sending rule and send, wherein, carry in described broadcast the link information of described Source equipment and described Source equipment the information on services of service is provided; According to the broadcast received, determine the Source equipment meeting self Multimedia Data Transmission demand; Or

Broadcast for inquire about described Source equipment the query messages of service is provided; Receive the unicast messages that described Source equipment sends, wherein, carry in described unicast messages the link information of described Source equipment and described Source equipment the information on services of service is provided; According to the unicast messages received, determine the Source equipment meeting self Multimedia Data Transmission demand.

10. method as claimed in claim 8, it is characterized in that, described terminal equipment is by wide area network and described Source equipment connection;

The inquiry request for inquiring about Source facility information is sent to server;

The Source facility information that the described server that reception server is replied is preserved,

Wherein, described Source facility information comprise the link information of preserved Source equipment and Source equipment the information on services of service is provided;

According to the Source facility information received, determine the Source equipment meeting self Multimedia Data Transmission demand.

The transmission method of 11. 1 kinds of multi-medium datas, is characterized in that, comprising:

The Source facility information of the Source equipment received is preserved;

12. 1 kinds of transmission end Source equipment, is characterized in that, comprising:

13. Source equipment as claimed in claim 12, it is characterized in that, described receiver module, also for before the multi-medium data that sends at this equipment receiving terminal apparatus, the connection request message carrying multimedia relevant parameter that receiving terminal apparatus sends, wherein, described multimedia relevant parameter comprises display resolution, stream protocol type and the multi-medium data coded format that described terminal equipment is supported;

Described sending module, also for determine when this equipment can compatible described multimedia relevant parameter time, acknowledge message is replied to described terminal equipment, wherein, this equipment is carried in described acknowledge message for the port of receiving multimedia data, the stream protocol type of this equipment support and multi-medium data codec format;

Described receiver module, the multi-medium data compressed coded by that stream protocol that send specifically for receiving terminal apparatus, that all supported by this equipment and described terminal equipment both sides carries, that adopt described terminal equipment support and corresponding with the multi-medium data codec format that this equipment is supported multi-medium data coded format.

14. Source equipment as claimed in claim 13, it is characterized in that, described sending module, also for receive at described receiver module described terminal equipment send carry the connection request message of multimedia relevant parameter before, broadcast is sent according to default transmission rule, wherein, carry in described broadcast the link information of this equipment and this equipment the information on services of service is provided; Or

Described receiver module, also for receive that described terminal equipment sends carry the connection request message of multimedia relevant parameter before, receiving terminal apparatus send for inquire about Source equipment the broadcast of service is provided; Described sending module, also for sending unicast messages to described terminal equipment, wherein, carry the information on services that the link information of this equipment and this equipment institute provide service in described unicast messages, this equipment and described terminal equipment are in same local area network (LAN).

15. Source equipment as claimed in claim 13, it is characterized in that, described sending module, also for receive at described receiver module described terminal equipment send carry the connection request message of multimedia relevant parameter before, the registration message of the Source facility information for registering this equipment is sent to server, wherein, described Source facility information comprise the link information of this equipment and this equipment the information on services of service is provided;

16. equipment as described in any one of claim 12-15, it is characterized in that, described Preset Transfer agreement is the one in following agreement: wireless screen shares Miracast agreement, WirelessHD WiDi agreement, radio play Airplay agreement, high-definition media interface HDMI agreement, mobile terminal wireless multimedia transmission agreement WiMo;

17. equipment as described in any one of claim 12-15, it is characterized in that, described sending module, the multi-medium data specifically play by the default screen of this equipment sends to Sink equipment in real time by Preset Transfer agreement and Play Control instruction is sent to described Sink equipment, makes described Sink equipment according to described Play Control instruction play multimedia data.

18. 1 kinds of terminal equipments, is characterized in that, comprising:

19. terminal equipments as claimed in claim 18, is characterized in that, also comprise: receiver module;

Described sending module, also for before send the multi-medium data obtained to Source equipment, the connection request message carrying multimedia relevant parameter is sent to described Source equipment, wherein, described multimedia relevant parameter comprises video display resolution, stream protocol type and the multi-medium data coded format that this equipment is supported;

Described receiver module, for receiving the acknowledge message of described Source device replied, wherein, described acknowledge message is that Source equipment is determined to send during the described multimedia relevant parameter of compatible receiver, carries stream protocol type and multi-medium data codec format that described Source equipment supports for the port of receiving multimedia data, described Source equipment in described acknowledge message;

Described sending module, specifically for send to Source equipment the stream protocol carrying all supported by described Source equipment and this equipment both sides, adopt the support of this equipment and the multi-medium data coded format corresponding with the multi-medium data codec format that described Source equipment is supported coded by the multi-medium data that compresses.

20. terminal equipments as claimed in claim 19, is characterized in that, also comprise: determination module;

Described receiver module, also for before sending to described Source equipment at described sending module and carrying the connection request message of multimedia relevant parameter, receive Source equipment according to the default broadcast sending rule and send, wherein, carry in described broadcast the link information of described Source equipment and described Source equipment the information on services of service is provided; Described determination module, for the broadcast received according to described receiver module, determines the Source equipment meeting self Multimedia Data Transmission demand; Or

Described sending module, also for before sending to described Source equipment and carrying the connection request message of multimedia relevant parameter, broadcast for inquire about described Source equipment the query messages of service is provided; Described receiver module, also for receiving the unicast messages that described Source equipment sends, wherein, carry in described unicast messages the link information of described Source equipment and described Source equipment the information on services of service is provided; Described determination module, for the unicast messages received according to described receiver module, determine the Source equipment meeting self Multimedia Data Transmission demand, described Source equipment and this equipment are in same local area network (LAN).

21. terminal equipments as claimed in claim 19, is characterized in that, also comprise: determination module;

Described sending module, also for before carrying the connection request message of multimedia relevant parameter to described Source equipment transmission, sends the inquiry request for inquiring about Source facility information to server;

Described receiver module, the Source facility information that the described server of also replying for reception server is preserved, wherein, described Source facility information comprise the link information of preserved Source equipment and Source equipment the information on services of service is provided;

Described determination module, for the Source facility information received according to described receiver module, determines the Source equipment meeting self Multimedia Data Transmission demand, and wherein, this equipment is by wide area network and described Source equipment connection.

22. 1 kinds of servers, is characterized in that, comprising: