CN114422845A - Method for transceiving audio and video data and transfer equipment - Google Patents
Method for transceiving audio and video data and transfer equipment Download PDFInfo
- Publication number
- CN114422845A CN114422845A CN202111563200.4A CN202111563200A CN114422845A CN 114422845 A CN114422845 A CN 114422845A CN 202111563200 A CN202111563200 A CN 202111563200A CN 114422845 A CN114422845 A CN 114422845A
- Authority
- CN
- China
- Prior art keywords
- audio
- video data
- data
- receiving
- transmission
- 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
- 238000000034 method Methods 0.000 title claims abstract description 35
- 230000005540 biological transmission Effects 0.000 claims abstract description 150
- 238000004806 packaging method and process Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 13
- 238000004590 computer program Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4363—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network
- H04N21/43637—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network involving a wireless protocol, e.g. Bluetooth, RF or wireless LAN [IEEE 802.11]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4122—Peripherals receiving signals from specially adapted client devices additional display device, e.g. video projector
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
- H04N21/440218—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by transcoding between formats or standards, e.g. from MPEG-2 to MPEG-4
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/643—Communication protocols
Abstract
The invention discloses a method for receiving and transmitting audio and video data and transfer equipment. The method comprises the steps of receiving first audio and video data sent by sending equipment; converting the first audio and video data into second audio and video data associated with a naked data format according to a first transmission protocol supported by the sending equipment; converting the second audio and video data into third audio and video data associated with a second transmission protocol according to the second transmission protocol supported by the receiving equipment; and transmitting the third audiovisual data to the receiving device. The audio and video data transmitted by the client side of the sending equipment are subjected to protocol conversion and then sent to the server side of the receiving equipment, so that the audio and video can be received and sent between the equipment supporting different transmission protocols, and the audio and video screen projection on the cross-protocol equipment is realized, thereby improving the universality of the audio and video data screen projection.
Description
Technical Field
The invention relates to the technical field of network communication, in particular to a method for receiving and transmitting audio and video data and transfer equipment.
Background
In the existing wireless audio/video data transceiving scheme in the market, a sending device can only send audio/video data according to a wireless transmission protocol supported by a receiving device, for example, an android device only supporting a DLNA protocol and an IOS device only supporting an airplay protocol cannot send or receive audio/video data, and at the same time, the audio/video data of the IOS device only supporting the airplay protocol cannot be sent to a device only supporting a miracast or DLNA protocol. In addition, if the external audio/video input device wants to wirelessly transmit the audio/video to a device only supporting any one of miracast, DLNA and airplay, the operation cannot be performed.
Disclosure of Invention
The invention aims to provide a method for receiving and transmitting audio and video data and transfer equipment, which can improve the universality of screen projection of the audio and video data.
In one aspect of the invention, a method of transceiving audio-video data is provided. The method comprises the following steps: receiving first audio and video data sent by sending equipment; converting the first audio and video data into second audio and video data associated with a naked data format according to a first transmission protocol supported by the sending equipment; converting the second audio and video data into third audio and video data associated with a second transmission protocol according to the second transmission protocol supported by the receiving equipment; and transmitting the third audiovisual data to the receiving device.
In another aspect of the present invention, a relay device for transceiving audio and video data is provided. This transfer equipment includes: a transport server configured to: receiving first audio and video data sent by sending equipment; converting the first audio and video data into second audio and video data associated with a naked data format according to a first transmission protocol supported by the sending equipment; converting the second audio and video data into third audio and video data associated with a second transmission protocol according to the second transmission protocol supported by the receiving equipment; and a transmitting client configured to transmit the third audiovisual data to the receiving device.
In yet another aspect of the present invention, an electronic device for transceiving audio-video data is provided. The electronic device comprises a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor realizes each step of the method for transceiving audio and video data when executing the computer program.
In yet another aspect of the invention, a computer-readable medium is provided. The medium has stored thereon a computer program which is executed by a processor to implement the steps of the above-described method of transceiving audio-video data.
The invention has the beneficial effects that: receiving audio and video data sent by a client of sending equipment, matching corresponding transmission service according to a first transmission protocol supported by the sending equipment, and unpacking the audio and video data into audio and video data in a bare data format according to the transmission service; matching a corresponding transmission client according to a second transmission protocol supported by the receiving equipment, packaging audio and video data in a bare data format according to the second transmission protocol according to the matched transmission client, and sending the packaged audio and video data to a server of the receiving equipment; therefore, the audio and video data transmitted by the client of the sending device is subjected to protocol conversion and then sent to the server of the receiving device, so that the audio and video can be received and sent between devices supporting different transmission protocols, and the audio and video screen projection on the cross-protocol device is realized, thereby improving the universality of the audio and video data screen projection.
Drawings
Fig. 1 is a flowchart of a method of transceiving audio-video data according to an embodiment of the present invention;
fig. 2 is a flowchart of a method of transceiving audio-video data according to an embodiment of the present invention;
fig. 3 is a block diagram of a transfer device for transceiving audio and video data according to an embodiment of the present invention;
fig. 4 is a schematic diagram illustrating that the transfer device transmits audio and video data of the IOS device to the Android device according to the embodiment of the present invention;
fig. 5 is a schematic diagram illustrating that a transfer device transmits audio and video data of an Android device to an IOS device according to an embodiment of the present invention;
fig. 6 is a schematic diagram illustrating that a transfer device transmits audio and video data of an external audio and video device to an Android device according to an embodiment of the present invention;
fig. 7 is a schematic diagram illustrating that a transfer device transmits audio and video data of an external audio and video device to an IOS device according to an embodiment of the present invention; and
fig. 8 is a schematic diagram of an electronic device for transceiving audio-video data according to an embodiment of the present invention.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
In the prior art, audio and video data cannot be transmitted and received between devices supporting different protocols, and the audio and video projection from a device supporting one protocol to a device supporting another different protocol cannot be realized.
In order to solve at least the above technical problem, the present disclosure provides a relay scheme for transceiving audio and video data. According to the present disclosure, after receiving first audio-visual data from a first device supporting a first transport protocol, the first audio-visual data is selectively converted to second audio-visual data having a bare data format such as H264, LPCM. Subsequently, the second audio-video data is converted into third audio-video data conforming to a second transmission protocol supported by the second device, and the third audio-video data is transmitted to the second device. In this way, the embodiment according to the present disclosure can realize the communication and mutual screen projection of audio-video data between the first device and the second device which support different protocols.
Hereinafter, technical solutions according to the present disclosure will be described with reference to specific embodiments and with reference to the accompanying drawings.
Fig. 1 is a flow chart illustrating a method 100 of transceiving audio-video data in accordance with an embodiment of the present disclosure. Referring to fig. 1, the method 100 includes the following steps 102 to 108.
In step 102, first audio and video data sent by a sending device is received. The first audio-visual data is associated with a transport protocol supported by the transmitting device. The first audio-video data conforms to the transmission protocol. In some embodiments, the first audio-visual data is received wirelessly. For example, the first audio-video data may be wirelessly received from an IOS device or an Android device. In some embodiments, the first audiovisual data is received in a wired manner. For example, the first audiovisual data may be received from an external audiovisual device by wire.
In step 104, the first audio/video data is converted into second audio/video data associated with the bare data format according to a first transmission protocol supported by the sending device. The second audiovisual data has an audio or video data format as is well known in the art. In some embodiments, a data processing mode is determined according to the first transmission protocol, and the first audio-video data is selectively converted into the second audio-video data according to the data processing mode. In this way, further conversion of the audio-video data subsequently is facilitated.
In some embodiments, if the first audio/video data is received wirelessly, a data processing mode is determined according to the first transmission protocol and wirelessly, and the first audio/video data is unpacked into the second audio/video data according to the data processing mode. In other embodiments, if the first audio-visual data is received in a wired manner, a data processing mode is determined according to the first transmission protocol and the wired manner, and the first audio-visual data is used as the second audio-visual data according to the data processing mode. At this time, the first audio and video data is directly used as the second audio and video data without unpacking the first audio and video data. In this way, according to the connection form of the sending equipment when sending the audio and video data, the corresponding audio and video data is processed adaptively, so that the wireless input of various screen projection protocols is supported, and various types of sending equipment can receive and send the audio and video.
In step 106, the second audio-video data is converted into third audio-video data associated with the second transmission protocol according to the second transmission protocol supported by the receiving device. The third audiovisual data conforms to the second transport protocol. In some embodiments, a data transmission mode is determined according to the second transmission protocol, and the second audio-video data packets are packed into third audio-video data according to the data transmission mode. In this way, conversion of cross-device audio-video data can be achieved. In some embodiments, the first transport protocol comprises at least one of Miracast protocol and DLNA protocol, and the second transport protocol comprises airlay protocol. In other embodiments, the first transport protocol comprises an airlay protocol and the second transport protocol comprises at least one of a Miracast protocol and a DLNA protocol.
At step 108, the third audiovisual data is transmitted to the receiving device. In some embodiments, a data transmission mode is determined according to the second transmission protocol, and the third audiovisual data is wirelessly transmitted to the receiving device according to the data transmission mode. In this way, wireless screen projection of audio and video data can be achieved. The receiving device may include an IOS device or an Android device.
In some embodiments, the method 100 may further include: receiving a sending requirement corresponding to the first audio and video data, and determining a first transmission protocol supported by the sending equipment according to the sending requirement. In this way, all the first transmission protocols supported by the sending equipment in the sending requirement of the audio and video data can be obtained, so that multiple transmission protocols of the same equipment can be supported to simultaneously transmit the audio and video, and the efficiency and the flexibility of audio and video sending are improved.
In some embodiments, the method 100 may further include: and determining a second transmission protocol supported by the receiving equipment according to the sending requirement. At this time, the first audio-video data includes information associated with a second transmission protocol supported by the target receiving device. In this way, all second transmission protocols supported by the receiving equipment in the audio and video data sending requirement can be obtained, so that multiple transmission protocols of the same equipment can be supported to simultaneously carry out audio and video transmission, and the efficiency and flexibility of audio and video data receiving are improved.
In some embodiments, the method 100 may further include: receiving a reception requirement corresponding to the third audiovisual data, and determining a second transport protocol supported by the receiving device according to the reception requirement. At this time, information associated with the second transmission protocol is obtained from the receiving device. In this way, all second transmission protocols supported by the receiving equipment in the receiving requirement of the audio and video data can be obtained, so that multiple transmission protocols of the same equipment can be supported to simultaneously transmit the audio and video data, and the efficiency and the flexibility of receiving the audio and video data are improved.
According to the embodiment of the disclosure, by the transfer method for receiving and transmitting the audio and video data, the audio and video data can be transmitted and received between the Android device supporting the Miracast protocol and the DLNA protocol and the IOS device supporting the Airplay protocol, and the projection of the audio and video between the Android device supporting the Miracast protocol and the DLNA protocol and the IOS device supporting the Airplay protocol can be realized. In addition, the audio and video data received from the external audio and video equipment in a wired mode can be sent and projected to the Android equipment or the IOS equipment. In this way, the audio and video screen projection on the cross-protocol equipment is realized, and the universality of the audio and video data screen projection is improved.
Fig. 2 is a flow diagram illustrating a method 200 of transceiving audio-video data according to an embodiment of the present invention. Referring to fig. 2, the method 200 includes the following steps 202 and 204.
In step 202, audio and video data sent by a client of a sending device is received. And matching the corresponding transmission service according to the first transmission protocol supported by the sending equipment. And unpacking the audio and video data into audio and video data in a naked data format according to the transmission service.
In step 204, a second transport protocol supported by the receiving device is obtained. And matching the corresponding transmission client according to the second transmission protocol. And packaging the audio and video data in the bare data format according to the matched transmission client according to a second transmission protocol. And sending the packaged audio and video data to a server of the receiving equipment.
According to the embodiment, audio and video data sent by a client of sending equipment is received, corresponding transmission service is matched according to a first transmission protocol supported by the sending equipment, and the audio and video data are unpacked into audio and video data in a naked data format according to the transmission service. And matching the corresponding transmission client according to a second transmission protocol supported by the receiving equipment, packaging the audio and video data in the bare data format according to the second transmission protocol according to the matched transmission client, and sending the packaged audio and video data to the server of the receiving equipment. In this way, the audio and video data transmitted by the client of the sending device is subjected to protocol conversion and then sent to the server of the receiving device, so that the audio and video can be received and sent on the devices supporting different transmission protocols, the audio and video screen projection on the cross-protocol device is realized, and the universality of the audio and video data screen projection is improved.
Further, before matching the corresponding transmission service according to the first transmission protocol supported by the sending device, the method 200 may further include: and receiving the sending requirement of the audio and video data, and acquiring all first transmission protocols supported by the sending equipment in the sending requirement.
According to the description, all the first transmission protocols supported by the sending equipment in the sending requirement of the audio and video data are obtained, the multiple transmission protocols of the same equipment can be supported to simultaneously transmit the audio and video, and the efficiency and the flexibility of audio and video sending are improved.
Further, in some embodiments, if the sending device sends the audio and video data in a wireless connection manner, a first transmission protocol of the wireless connection of the sending device is acquired. And matching a corresponding transmission service according to the first transmission protocol, and unpacking the audio and video data into audio and video data in a naked data format according to the transmission service.
In other embodiments, if the sending device sends the audio and video data in a wired and electrically connected manner, the audio and video data is in a bare data format.
According to the description, the corresponding audio and video data are adaptively processed according to the connection form of the sending equipment when the audio and video data are sent, so that the input of wired connection and the wireless input of various screen projection protocols can be supported, and various types of sending equipment can receive and send the audio and video.
In some embodiments, the receiving requirement of the audio and video data is received, and all second transmission protocols supported by the receiving device in the receiving requirement are acquired.
According to the description, all the second transmission protocols supported by the receiving equipment in the receiving requirement of the audio and video data are obtained, the multiple transmission protocols of the same equipment can be supported to simultaneously transmit the audio and video data, and the efficiency and the flexibility of receiving the audio and video data are improved.
In some embodiments, the number of the transmitting devices and the receiving devices is not less than 1.
According to the description, the screen projection of multiple devices is supported, so that the universality and the flexibility of the screen projection of the audio and video data are improved.
Fig. 3 is a block diagram illustrating a relay apparatus 300 for transceiving audio-video data according to an embodiment of the present invention. Referring to fig. 3, the relay device 300 for transceiving audio and video data includes a transmission server 302 and a transmission client 304. The transmission server 302 is configured to receive the first audio and video data sent by the sending device, and convert the first audio and video data into second audio and video data associated with a bare data format according to a first transmission protocol supported by the sending device. The transmission server 302 is configured to convert the second audio/video data into third audio/video data associated with the second transmission protocol according to the second transmission protocol supported by the receiving device. Further, the transmitting client 304 is configured to send the third audiovisual data to the receiving device.
In some embodiments, the transmission service 302 is configured to determine a data processing mode according to the first transmission protocol and selectively convert the first audio-video data into the second audio-video data according to the data processing mode. In some embodiments, the transmission service 302 is configured to receive the first audio-video data wirelessly. The transmission server 302 is configured to determine a data processing mode according to the first transmission protocol and the wireless manner, and unpack the first audio/video data into second audio/video data according to the data processing mode. In other embodiments, the transmission service 302 is configured to receive the first audio-video data in a wired manner. The transmission server 302 is configured to determine a data processing mode according to the first transmission protocol and the wired manner, and use the first audio/video data as the second audio/video data according to the data processing mode.
In some embodiments, the transport server 302 is configured to determine a data transmission mode according to the second transport protocol, and the transport client 304 is configured to wirelessly transmit the third audiovisual data to the receiving device according to the data transmission mode. In some embodiments, the transport service 302 is configured to package the second audio/video data into the third audio/video data according to the data transmission mode.
In some embodiments, the transmission server 302 is further configured to receive a sending requirement corresponding to the first audio-video data, and determine, according to the sending requirement, a first transmission protocol supported by the sending device. In some embodiments, the transmission service 302 is further configured to determine the second transmission protocol supported by the receiving device according to the transmission requirement.
In some embodiments, the transmission service 302 is further configured to receive a reception requirement corresponding to the third audio-video data, and determine the second transmission protocol supported by the receiving device according to the reception requirement.
The method for transceiving audio and video data and the transfer device are suitable for transferring the device which only supports one of Miracast, DLNA, AirPlay and the like or any external audio and video stream to any display receiving device which only supports one of Miracast, DLNA, AirPlay, wired display interface and the like through wireless or wired transmission, so that the universality of audio and video data screen projection is improved.
Hereinafter, application scenarios of the method and the device for transceiving audio and video data according to the embodiments of the present invention will be described by way of examples.
Fig. 4 is a schematic diagram illustrating that a relay device transmits audio and video data of an IOS device to an Android device according to an embodiment of the present invention. Referring to fig. 4, when the transmitting device is an IOS device, the transmission demand contains AirPlay supported by the IOS device. The transfer equipment receives audio and video data sent by the IOS equipment in a wireless connection mode through the AirPlay client, matches a receiving end of the corresponding AirPlay server and unpacks the data into a naked data format. For example, the bare data format includes H264, LPCM. Referring to fig. 4, when the receiving device is an Android device, the receiving requirement includes Miracast and DLNA supported by the Android device. In this embodiment, Miracast and DLNA output at the same time may be supported.
In the embodiment shown in fig. 4, the AirPlay server in the transit device repacks the audio/video data in the bare data format according to the data format corresponding to the DLNA/Miracast protocol. In addition, the DLNA client/Miracat client in the relay device wirelessly transmits the packetized audio and video data to the DLNA server/Miracast server of the target device. In this way, wireless transmission and reception of IOS device-to-Android device data are achieved.
Fig. 5 is a schematic diagram illustrating that a transfer device transmits audio and video data of an Android device to an IOS device according to an embodiment of the present invention. Referring to fig. 5, when the audio and video data of the Android device is transmitted to the IOS device, the Android device transmits the audio and video data to a DLNA server/Miracast server in the relay device in a wireless connection manner through a DLNA client/Miracast client, a receiving end of the DLNA server/Miracast server unpacks the data into bare data (such as H264 and LPCM), and packs the audio and video data in the bare data format again according to a data format corresponding to the AirPlay protocol. Subsequently, the AirPlay client in the transit device wirelessly transmits the packetized audio and video data to the AirPlay server of the target device. In this way, wireless transmission and reception of Android device to IOS device data is achieved.
Fig. 6 is a schematic diagram illustrating that the transfer device transmits audio and video data of the external audio and video device to the Android device according to the embodiment of the present invention. Referring to fig. 6, when the audio and video data of the external audio and video device is transmitted to the Android device, the external audio and video device is connected to the transfer device, and the transfer device packages the received audio and video data according to a data format corresponding to the DLNA/Miracast protocol. And then, the transit device transmits the packaged audio and video data to a DLNA server/Miracast server of the target device in a wireless mode through the DLNA client/Miracat client. In this way, the data from the external audio and video equipment to the Android equipment is wirelessly transmitted and received.
Fig. 7 is a schematic diagram illustrating that a relay device transmits audio and video data of an external audio and video device to an IOS device according to an embodiment of the present invention. Referring to fig. 7, when the av data of the external av device is transmitted to the IOS device, the external av device (e.g., light out or HDMI out) is connected to the relay device, and the relay device packages the received av data according to a data format corresponding to the AirPlay protocol. Subsequently, the transit device transmits the packaged audio and video data to an AirPlay server of the target device in a wireless mode through the AirPlay client. In this way, the wireless transmission and reception of data from the external audio and video equipment to the IOS equipment are realized.
In the embodiment of the invention, the number of the sending equipment and the receiving equipment is at least 1, so that the audio and video data transmission of multiple equipment and the screen projection of the multiple equipment can be realized simultaneously, and the display parameters returned by the receiving equipment can be acquired. In this way, any external input audio/video can be wirelessly projected to the display device supporting any screen projection protocol.
Fig. 8 is a schematic diagram illustrating an electronic device 800 for transceiving audio-video data according to an embodiment of the present invention, according to another aspect of the present invention. Referring to fig. 8, the electronic device 800 comprises a memory 802, a processor 804 and a computer program stored on the memory and executable on the processor, which when executed by the processor implements the steps of the method of transceiving audio-video data as described above.
According to yet another aspect of the invention, a computer-readable medium is provided. The computer readable medium has stored thereon a computer program which is executed by a processor to implement the method of transceiving audio-video data as described above.
In summary, according to the method for transceiving audio and video data and the relay device in the embodiments of the present invention, the audio and video data sent by the client of the sending device is received, all the first transmission protocols supported by the sending device in the sending requirement of the audio and video data are obtained, and multiple transmission protocols of the same device can be supported to perform audio and video transmission simultaneously. And matching the corresponding transmission service according to a first transmission protocol supported by the sending equipment, and unpacking the audio and video data into audio and video data in a naked data format according to the transmission service. The sending device may be in the form of wireless transmission or may be in the form of wired transmission. In addition, the corresponding transmission client is matched according to a second transmission protocol supported by the receiving equipment, the audio and video data in the naked data format are packaged according to the second transmission protocol according to the matched transmission client, and the packaged audio and video data are sent to the server side of the receiving equipment. Therefore, the audio and video data transmitted by the client of the sending device is subjected to protocol conversion and then sent to the server of the receiving device, so that the audio and video can be received and sent between devices supporting different transmission protocols, and the audio and video screen projection on the cross-protocol device is realized, thereby improving the universality of the audio and video data screen projection.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.
Claims (18)
1. A method of transceiving audio-video data, comprising:
receiving first audio and video data sent by sending equipment;
converting the first audio and video data into second audio and video data associated with a naked data format according to a first transmission protocol supported by the sending equipment;
converting the second audio and video data into third audio and video data associated with a second transmission protocol according to the second transmission protocol supported by the receiving equipment; and
and sending the third audio-video data to the receiving equipment.
2. The method of transceiving audio-visual data according to claim 1, wherein converting the first audio-visual data to second audio-visual data associated with a bare data format according to a first transmission protocol supported by the transmitting device comprises:
determining a data processing mode according to the first transmission protocol; and
and selectively converting the first audio and video data into the second audio and video data according to the data processing mode.
3. The method for transceiving audio-video data according to claim 2, wherein receiving the first audio-video data transmitted by the transmitting device comprises: receiving the first audio-video data in a wireless manner,
wherein determining a data processing mode according to the first transmission protocol comprises: determining the data processing mode according to the first transmission protocol and the wireless mode, and
wherein selectively converting the first audio-video data into the second audio-video data according to the data processing mode comprises: and unpacking the first audio and video data into the second audio and video data according to the data processing mode.
4. The method for transceiving audio-video data according to claim 2, wherein receiving the first audio-video data transmitted by the transmitting device comprises: receiving the first audio-video data in a wired manner,
wherein determining a data processing mode according to the first transmission protocol comprises: determining the data processing mode according to the first transmission protocol and the wired manner, and
wherein selectively converting the first audio-video data into the second audio-video data according to the data processing mode comprises: and using the first audio and video data as the second audio and video data according to the data processing mode.
5. The method of transceiving audio-visual data according to claim 1, wherein transmitting the third audio-visual data to the receiving device comprises:
determining a data sending mode according to the second transmission protocol; and
and wirelessly transmitting the third audio and video data to the receiving equipment according to the data transmission mode.
6. The method of transceiving audio-video data according to claim 5, wherein converting the second audio-video data into third audio-video data associated with a second transmission protocol supported by a receiving device comprises:
and packaging the second audio and video data into the third audio and video data according to the data sending mode.
7. The method for transceiving audio-visual data according to claim 1, further comprising:
receiving a sending requirement corresponding to the first audio and video data; and
and determining the first transmission protocol supported by the sending equipment according to the sending requirement.
8. The method of transceiving audio-visual data according to claim 7, further comprising:
and determining the second transmission protocol supported by the receiving equipment according to the sending requirement.
9. The method for transceiving audio-visual data according to claim 1, further comprising:
receiving a receiving demand corresponding to the third audio-video data; and
and determining the second transmission protocol supported by the receiving equipment according to the receiving requirement.
10. A transfer device for receiving and transmitting audio and video data is characterized by comprising:
a transport server configured to:
receiving first audio and video data sent by sending equipment;
converting the first audio and video data into second audio and video data associated with a naked data format according to a first transmission protocol supported by the sending equipment;
converting the second audio and video data into third audio and video data associated with a second transmission protocol according to the second transmission protocol supported by the receiving equipment; and
a transmitting client configured to transmit the third audiovisual data to the receiving device.
11. The transit device for transceiving audio-video data according to claim 10, wherein the transmission server is configured to:
determining a data processing mode according to the first transmission protocol; and
and selectively converting the first audio and video data into the second audio and video data according to the data processing mode.
12. The transit device for transceiving audio-video data according to claim 11, wherein the transmission server is configured to:
receiving the first audio and video data in a wireless manner;
determining the data processing mode according to the first transmission protocol and the wireless mode; and
and unpacking the first audio and video data into the second audio and video data according to the data processing mode.
13. The transit device for transceiving audio-video data according to claim 11, wherein the transmission server is configured to:
receiving the first audio and video data in a wired mode;
determining the data processing mode according to the first transmission protocol and the wired mode; and
and using the first audio and video data as the second audio and video data according to the data processing mode.
14. The transshipment facility for transceiving audio-video data according to claim 10,
the transmission server is configured to determine a data transmission mode according to the second transmission protocol, and
the transmitting client is configured to wirelessly transmit the third audiovisual data to the receiving device according to the data transmission mode.
15. The transit device for transceiving audio-video data according to claim 14, wherein the transmission server is configured to:
and packaging the second audio and video data into the third audio and video data according to the data sending mode.
16. The transit device for transceiving audio-video data according to claim 10, wherein the transmission server is further configured to:
receiving a sending requirement corresponding to the first audio and video data; and
and determining the first transmission protocol supported by the sending equipment according to the sending requirement.
17. The transit device for transceiving audio-video data according to claim 16, wherein the transmission server is further configured to:
and determining the second transmission protocol supported by the receiving equipment according to the sending requirement.
18. The transit device for transceiving audio-video data according to claim 10, wherein the transmission server is further configured to:
receiving a receiving demand corresponding to the third audio-video data; and
and determining the second transmission protocol supported by the receiving equipment according to the receiving requirement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111563200.4A CN114422845A (en) | 2021-12-20 | 2021-12-20 | Method for transceiving audio and video data and transfer equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111563200.4A CN114422845A (en) | 2021-12-20 | 2021-12-20 | Method for transceiving audio and video data and transfer equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114422845A true CN114422845A (en) | 2022-04-29 |
Family
ID=81268179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111563200.4A Pending CN114422845A (en) | 2021-12-20 | 2021-12-20 | Method for transceiving audio and video data and transfer equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114422845A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115022693A (en) * | 2022-05-30 | 2022-09-06 | 北京字节跳动网络技术有限公司 | Video screen projection method, device, equipment and storage medium |
| CN115065851A (en) * | 2022-06-09 | 2022-09-16 | 深圳创维－Rgb电子有限公司 | Screen projection method supporting multi-device connection, electronic device and readable storage medium |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103036968A (en) * | 2012-12-11 | 2013-04-10 | 广东好帮手电子科技股份有限公司 | Method and system for smart phone controlled and displayed by vehicle-mounted host computer |
| WO2017140161A1 (en) * | 2016-02-18 | 2017-08-24 | 中兴通讯股份有限公司 | Method, device and system for sharing audio and video resource, and network gateway |
| CN108399056A (en) * | 2018-02-26 | 2018-08-14 | 上海康斐信息技术有限公司 | It is a kind of wirelessly to throw screen method and wireless router |
| CN109977055A (en) * | 2017-12-27 | 2019-07-05 | 华为终端有限公司 | A kind of processing method and handheld device |
| CN110177288A (en) * | 2019-05-29 | 2019-08-27 | 北京大米科技有限公司 | Audio/video data transmission method, device, electronic equipment and computer-readable medium |
| CN111601120A (en) * | 2020-04-21 | 2020-08-28 | 江苏大学 | Wireless screen transmission display system and display method |
| US10778812B1 (en) * | 2019-05-09 | 2020-09-15 | Alibaba Group Holding Limited | Data encapsulation conversion and transmission |
| CN113056031A (en) * | 2021-02-01 | 2021-06-29 | 广州朗国电子科技有限公司 | Method for establishing wireless screen projection connection |
-
2021
- 2021-12-20 CN CN202111563200.4A patent/CN114422845A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103036968A (en) * | 2012-12-11 | 2013-04-10 | 广东好帮手电子科技股份有限公司 | Method and system for smart phone controlled and displayed by vehicle-mounted host computer |
| WO2017140161A1 (en) * | 2016-02-18 | 2017-08-24 | 中兴通讯股份有限公司 | Method, device and system for sharing audio and video resource, and network gateway |
| CN109977055A (en) * | 2017-12-27 | 2019-07-05 | 华为终端有限公司 | A kind of processing method and handheld device |
| CN108399056A (en) * | 2018-02-26 | 2018-08-14 | 上海康斐信息技术有限公司 | It is a kind of wirelessly to throw screen method and wireless router |
| US10778812B1 (en) * | 2019-05-09 | 2020-09-15 | Alibaba Group Holding Limited | Data encapsulation conversion and transmission |
| CN110177288A (en) * | 2019-05-29 | 2019-08-27 | 北京大米科技有限公司 | Audio/video data transmission method, device, electronic equipment and computer-readable medium |
| CN111601120A (en) * | 2020-04-21 | 2020-08-28 | 江苏大学 | Wireless screen transmission display system and display method |
| CN113056031A (en) * | 2021-02-01 | 2021-06-29 | 广州朗国电子科技有限公司 | Method for establishing wireless screen projection connection |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115022693A (en) * | 2022-05-30 | 2022-09-06 | 北京字节跳动网络技术有限公司 | Video screen projection method, device, equipment and storage medium |
| CN115065851A (en) * | 2022-06-09 | 2022-09-16 | 深圳创维－Rgb电子有限公司 | Screen projection method supporting multi-device connection, electronic device and readable storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5715669B2 (en) | Streaming data content in the network | |
| CN114422845A (en) | Method for transceiving audio and video data and transfer equipment | |
| US8130684B2 (en) | Wireless communication system for wirelessly transmitting and receiving CEC message | |
| US8214726B2 (en) | Wireless communication device transmitting and receiving CEC messages of HDMI | |
| CN109905205B (en) | Data sending method, data receiving method, data sending equipment, data receiving equipment, data transmission method and data transmission system | |
| CN104115500A (en) | Bi-directional tunneling via user input back channel for wireless displays | |
| US9706571B2 (en) | Method, device and module device for transmitting data via Wifi | |
| WO2014008793A1 (en) | Tcp data transmission method, tcp uninstallation engine, and system | |
| US20180146077A1 (en) | Method and apparatus for determining processing mode for data packet | |
| CN105635802A (en) | Transmission method of digital media data and device | |
| CN102685149A (en) | Institute of electronic and electrical engineers (IEEE) 1394 and universal plug and play (UPnP) technology-based remote control and access method and device | |
| CN112118594A (en) | Data uploading method, data downloading method, electronic equipment and storage medium | |
| WO2013095517A1 (en) | Implementing a protocol adaptation layer over an internet protocol | |
| CN114915555B (en) | Gateway drive communication method, device, equipment and storage medium | |
| WO2017008385A1 (en) | Protocol frame transmission method, device, node equipment and system | |
| CN107122326B (en) | Verification device for external component connection interface | |
| CN109067922A (en) | A kind of data transmission method and device | |
| CN111327575B (en) | Communication method and device based on Ethernet in train | |
| CN103457969B (en) | The control method of terminal unit, system and device | |
| CN104243850A (en) | Synchronous medium playing method | |
| JP5570392B2 (en) | Retransmission request transmission protocol converter | |
| US20190373085A1 (en) | Transfer apparatus, transfer method, and program | |
| CN212752490U (en) | TS stream Ethernet transmission device | |
| CN114531606B (en) | Method, system and equipment for generating packaged video data to be transmitted and transmitting video | |
| JP6947174B2 (en) | Proxy devices, proxy device processing methods and network devices |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |