CN105302752B - A kind of connection method of audio frequency apparatus, audio playing apparatus - Google Patents
A kind of connection method of audio frequency apparatus, audio playing apparatus Download PDFInfo
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- CN105302752B CN105302752B CN201510685014.6A CN201510685014A CN105302752B CN 105302752 B CN105302752 B CN 105302752B CN 201510685014 A CN201510685014 A CN 201510685014A CN 105302752 B CN105302752 B CN 105302752B
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- audio frequency
- frequency apparatus
- transport protocol
- audio
- message
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/382—Information transfer, e.g. on bus using universal interface adapter
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0042—Universal serial bus [USB]
Abstract
The invention discloses a kind of connection methods of audio frequency apparatus, audio playing apparatus, comprising: audio playing apparatus is based on the first transport protocol and sends first message to audio frequency apparatus；When receiving the second message that the audio frequency apparatus is sent, the second message is analyzed；Based on the analysis results, the transport protocol type that the audio frequency apparatus is supported is determined；Based on the transport protocol type that the audio frequency apparatus is supported, connection is established with the audio frequency apparatus and receives audio data and broadcasting that the audio frequency apparatus is sent.
Description
Technical field
The present invention relates to the interconnection techniques of audio frequency apparatus more particularly to a kind of connection method of audio frequency apparatus, audio to play
Device.
Background technique
Existing electronic equipment, such as mobile phone, tablet computer etc. have audio player mostly, and user can use electronics
The audio file of audio player plays storage in the electronic device in equipment, such as music.In some scenarios, such as shadow
Institute, user need to play out the audio file in electronic equipment by external audio playing apparatus, such as sound equipment, thus
Reach acoustics desired by user.
However, the audio protocols that distinct electronic apparatuses are supported may be different, audio playing apparatus cannot be to all electricity
The audio file of sub- equipment plays out.Based on this, it how to be compatible with the audio protocols of all electronic equipments and to each electronics
Audio file to play out be problem to be solved.
Summary of the invention
In order to solve the above technical problems, the embodiment of the invention provides a kind of connection method of audio frequency apparatus, audios to play
Device.
The connection method of audio frequency apparatus provided in an embodiment of the present invention includes:
First message is sent to audio frequency apparatus based on the first transport protocol；
When receiving the second message that the audio frequency apparatus is sent, the second message is analyzed；
Based on the analysis results, the transport protocol type that the audio frequency apparatus is supported is determined；
Based on the transport protocol type that the audio frequency apparatus is supported, established described in connection and reception with the audio frequency apparatus
Audio frequency apparatus send audio data and broadcasting.
It is described to determine the transport protocol type that the audio frequency apparatus is supported based on the analysis results in the embodiment of the present invention,
Include:
Based on the analysis results, judge whether the second message is the connection packet based on first transport protocol；
When the second message is the connection packet based on first transport protocol, the audio frequency apparatus branch
The transport protocol type held is first transport protocol.
In the embodiment of the present invention, the first message is detection packet；
It is described based on the analysis results, determine the transport protocol type that the audio frequency apparatus is supported, comprising:
Based on the analysis results, judge whether the second message is that detection is unsuccessfully wrapped；
When the second message is that the detection is unsuccessfully wrapped, the transport protocol type that the audio frequency apparatus is supported is second
Transport protocol.
In the embodiment of the present invention, the second message has attribute information, and the attribute information identifies the audio and sets
The type of standby supported transport protocol；
It is described based on the analysis results, determine the transport protocol type that the audio frequency apparatus is supported, comprising:
According to the attribute information of the second message, the transport protocol type that the audio frequency apparatus is supported is determined.
In the embodiment of the present invention, the transport protocol type supported based on the audio frequency apparatus, with the audio frequency apparatus
It establishes connection and receives audio data and broadcasting that the audio frequency apparatus is sent, comprising:
Based on the transport protocol type that the audio frequency apparatus is supported, pass through universal serial bus (USB, Universal
Serial Bus) or universal asynchronous receiving-transmitting transmission (UART, Universal Asynchronous Receiver/
Transmitter) or bluetooth (BT, BlueTooth) establishes connection with the audio frequency apparatus and receives the audio frequency apparatus
The audio data of transmission and broadcasting.
Audio playing apparatus provided in an embodiment of the present invention supports two or more transport protocols；Described device includes:
Transmission unit, for sending first message to audio frequency apparatus based on the first transport protocol；
Receiving unit, the second message sent for receiving the audio frequency apparatus；
Analytical unit, for analyzing the second message；Based on the analysis results, the audio frequency apparatus branch is determined
The transport protocol type held；
Transmission unit, the transport protocol type for being supported based on the audio frequency apparatus are established with the audio frequency apparatus and are connected
Connect and receive the audio data that the audio frequency apparatus is sent；
Broadcast unit is used for playing audio data.
In the embodiment of the present invention, the analytical unit includes:
Judgment sub-unit, for based on the analysis results, judging whether the second message is based on first transmission association
The connection packet of view；
Subelement is determined, for being the connection packet based on first transport protocol when the second message
When, the transport protocol type that the audio frequency apparatus is supported is first transport protocol.
In the embodiment of the present invention, the first message is detection packet；
The judgment sub-unit is also used to based on the analysis results, judge whether the second message is that detection is unsuccessfully wrapped；
The determining subelement is also used to when the second message is that the detection is unsuccessfully wrapped, the audio frequency apparatus branch
The transport protocol type held is the second transport protocol.
In the embodiment of the present invention, the second message has attribute information, and the attribute information identifies the audio and sets
The type of standby supported transport protocol；
The analytical unit is also used to the attribute information according to the second message, determines that the audio frequency apparatus is supported
Transport protocol type.
In the embodiment of the present invention, the transmission unit is also used to the transport protocol type supported based on the audio frequency apparatus,
Connection is established by USB or UART or BT and the audio frequency apparatus and receives the audio number that the audio frequency apparatus is sent
According to.
In the technical solution of the embodiment of the present invention, audio playing apparatus supports two or more transport protocol types, and audio is broadcast
Device is put in order to detect the transport protocol type that audio frequency apparatus is supported, the first transport protocol is primarily based on and is sent to audio frequency apparatus
First message, here, the first transport protocol are one of transport protocols that audio playing apparatus is supported, first message is to visit
Survey packet.After audio frequency apparatus receives first message, second message is returned to audio playing apparatus, to show that audio frequency apparatus is supported
Transport protocol type.Then, the transport protocol type that audio playing apparatus is supported according to audio frequency apparatus receives audio frequency apparatus
The audio data of transmission simultaneously plays out.As it can be seen that the audio playing apparatus of the embodiment of the present invention can support different transmission to assist
View can choose out the transmission that transport protocol corresponding with the audio frequency apparatus carries out audio data for different audio frequency apparatuses,
And realize the broadcasting of audio data, compatibility is stronger, and user-friendly same audio playing apparatus plays differing transmission protocols
The audio data of type greatly improves the experience of user.
Detailed description of the invention
Fig. 1 is the flow diagram of the connection method of the audio frequency apparatus of the embodiment of the present invention one；
Fig. 2 is the flow diagram of the connection method of the audio frequency apparatus of the embodiment of the present invention two；
Fig. 3 is the flow diagram of the connection method of the audio frequency apparatus of the embodiment of the present invention three；
Fig. 4 is the structure composition schematic diagram of the audio playing apparatus of the embodiment of the present invention one；
Fig. 5 is the structure composition schematic diagram of the audio playing apparatus of the embodiment of the present invention two；
Fig. 6 is the structure composition schematic diagram of the audio playing apparatus of the embodiment of the present invention three.
Specific embodiment
The characteristics of in order to more fully hereinafter understand the embodiment of the present invention and technology contents, with reference to the accompanying drawing to this hair
The realization of bright embodiment is described in detail, appended attached drawing purposes of discussion only for reference, is not used to limit the embodiment of the present invention.
Fig. 1 is the flow diagram of the connection method of the audio frequency apparatus of the embodiment of the present invention one, and the audio in this example is set
Standby connection method is applied in audio playing apparatus, as shown in Figure 1, the connection method of the audio frequency apparatus includes following step
It is rapid:
Step 101: first message is sent to audio frequency apparatus based on the first transport protocol.
In the embodiment of the present invention, espespecially sound equipment, audio playing apparatus support two or more transport protocols to audio playing apparatus.
The transport protocol that audio playing apparatus is supported includes at least: the first transport protocol, the second transport protocol.Here, the first transmission
Agreement and the second transport protocol respectively define different packet structure and transmitting-receiving agreement.First transport protocol and the second transmission
According to depending on audio frequency apparatus, audio frequency apparatus can be following equipment for packet structure defined in agreement and transmitting-receiving agreement: mobile phone,
Various types of electronic equipments such as tablet computer, laptop, audio frequency apparatus have audio player, and audio player is different
The transport protocol for causing electronic equipment to be supported is different, for example, by taking apple (Apple) product as an example, in apple electronic equipment
Internet portable audio player (iPod, internet Portable audio device) attachment is a kind of audio broadcasting
Device, the transport protocol that iPod is supported are divided into two kinds, respectively protocol version 1 (iAP1) and protocol version 2 (iAP2), in order to
The audio data of two kinds of differing transmission protocols is enough received and plays, audio playing apparatus is accordingly also required to support both transmission associations
View, i.e. iAP1 and iAP2.
In the embodiment of the present invention, all interactions between audio playing apparatus and audio frequency apparatus can through but not limited to
Under type carries out: USB, BT, UART.
Based on this, audio playing apparatus is based on USB or BT or UART and audio frequency apparatus establishes connection, is then based on first
Transport protocol sends first message to audio frequency apparatus, and here, the first transport protocol is wherein one that audio playing apparatus is supported
Kind transport protocol, the first transport protocol can be set in advance as the transport protocol of default by user, whenever audio playing apparatus and sound
It is all that first message is sent to audio frequency apparatus by the transport protocol of default first when frequency equipment establishes connection.With Apple products
For, audio playing apparatus sends first message to audio frequency apparatus based on the iAP2 of default, and here, first message is specially to detect
Packet, it is 55 02 00EE 10 of FF that detection packet is defined in iAP2.
Step 102: when receiving the second message that the audio frequency apparatus is sent, the second message being analyzed；Root
According to analysis as a result, determining the transport protocol type that the audio frequency apparatus is supported.
In the first embodiment, it after audio frequency apparatus receives the first message that audio playing apparatus is sent, will return
One data packet (i.e. second message) gives audio playing apparatus.If audio frequency apparatus supports the first transport protocol, the data of return
Packet is the connection packet of the first transport protocol of standard, if audio frequency apparatus does not support the first transport protocol, the number of return
It is unsuccessfully wrapped according to packet for detection.When audio playing apparatus receives the connection packet of the first transport protocol, it is capable of determining that sound
The transport protocol type that frequency equipment is supported is the first transport protocol；It, can when audio playing apparatus, which receives detection, unsuccessfully to be wrapped
Determine that the transport protocol type that audio frequency apparatus is supported is the second transport protocol.This embodiment is defaulted as audio playing apparatus
Two kinds of transport protocols are supported with audio frequency apparatus, i.e., when audio playing apparatus determines that audio frequency apparatus is not supported by the message of interaction
When the first transport protocol, then it is assumed that audio frequency apparatus supports the second transport protocol.By taking Apple products as an example, if audio frequency apparatus branch
IAP2 is held, then returns to the iAP2 connection packet of standard, detection is otherwise returned and unsuccessfully wraps (55 04 00 02 04 EE of FF
08).Whether the data packet that audio playing apparatus analysis returns is that detection is unsuccessfully wrapped, and is unsuccessfully wrapped if it is detection, it is determined that audio
Equipment supports iAP1.If it is the iAP2 connection packet of standard, it is determined that audio frequency apparatus supports AP2.
In the second embodiment, the audio playing apparatus and audio frequency apparatus of this embodiment support a variety of transmission associations
View after audio frequency apparatus receives the first message of audio playing apparatus transmission, will return to second message to audio playing apparatus, the
There is attribute information, the attribute information identifies the type of the supported transport protocol of the audio frequency apparatus in two message.Audio
Playing device is directly the transport protocol type that can determine that audio frequency apparatus and support according to the attribute information in second message.
Step 103: based on the audio frequency apparatus support transport protocol type, with the audio frequency apparatus establish connection and
Receive the audio data that the audio frequency apparatus is sent and broadcasting.
Transport protocol type based on the audio frequency apparatus support that above-mentioned steps 102 are determined, sets with the audio
It is standby to establish connection and receive audio data and broadcasting that the audio frequency apparatus is sent.
The audio playing apparatus of the embodiment of the present invention can support different transport protocols, can for different audio frequency apparatuses
The transmission of audio data is carried out to select transport protocol corresponding with the audio frequency apparatus, and realizes the broadcasting of audio data, it is simultaneous
Capacitive is stronger, and user-friendly same audio playing apparatus plays the audio data of differing transmission protocols type, greatly promotes
The experience of user.
Fig. 2 is the flow diagram of the connection method of the audio frequency apparatus of the embodiment of the present invention two, and the audio in this example is set
Standby connection method is applied in audio playing apparatus, as shown in Fig. 2, the connection method of the audio frequency apparatus includes following step
It is rapid:
Step 201: first message is sent to audio frequency apparatus based on the first transport protocol.
In the embodiment of the present invention, espespecially sound equipment, audio playing apparatus support two or more transport protocols to audio playing apparatus.
The transport protocol that audio playing apparatus is supported includes at least: the first transport protocol, the second transport protocol.Here, the first transmission
Agreement and the second transport protocol respectively define different packet structure and transmitting-receiving agreement.First transport protocol and the second transmission
According to depending on audio frequency apparatus, audio frequency apparatus can be following equipment for packet structure defined in agreement and transmitting-receiving agreement: mobile phone,
Various types of electronic equipments such as tablet computer, laptop, audio frequency apparatus have audio player, and audio player is different
The transport protocol for causing electronic equipment to be supported is different, for example, by taking apple (Apple) product as an example, in apple electronic equipment
IPod attachment is a kind of audio player, and the transport protocol that iPod is supported is divided into two kinds, respectively protocol version 1 (iAP1) and
Protocol version 2 (iAP2), in order to receive and play the audio data of two kinds of differing transmission protocols, audio playing apparatus is corresponding
It is also required to support both transport protocols, i.e. iAP1 and iAP2.
In the embodiment of the present invention, all interactions between audio playing apparatus and audio frequency apparatus can through but not limited to
Under type carries out: USB, BT, UART.
Based on this, audio playing apparatus is based on USB or BT or UART and audio frequency apparatus establishes connection, is then based on first
Transport protocol sends first message to audio frequency apparatus, and here, the first transport protocol is wherein one that audio playing apparatus is supported
Kind transport protocol, the first transport protocol can be set in advance as the transport protocol of default by user, whenever audio playing apparatus and sound
It is all that first message is sent to audio frequency apparatus by the transport protocol of default first when frequency equipment establishes connection.With Apple products
For, audio playing apparatus sends first message to audio frequency apparatus based on the iAP2 of default, and here, first message is specially to detect
Packet, it is 55 02 00 EE 20 of FF that detection packet is defined in iAP2.
Step 202: when receiving the second message that the audio frequency apparatus is sent, the second message being analyzed；Root
According to analysis as a result, judging whether the second message is the connection packet based on first transport protocol；Judge described
Whether two message are that detection is unsuccessfully wrapped.
After audio frequency apparatus receives the first message of audio playing apparatus transmission, returning to a data packet, (i.e. second disappears
Breath) give audio playing apparatus.If audio frequency apparatus supports the first transport protocol, the data packet of return is the first transmission association of standard
The connection packet of view, if audio frequency apparatus does not support the first transport protocol, the data packet of return is that detection is unsuccessfully wrapped.Work as sound
When frequency playing device receives the connection packet of the first transport protocol, it is capable of determining that the transport protocol class that audio frequency apparatus is supported
Type is the first transport protocol；When audio playing apparatus, which receives detection, unsuccessfully to be wrapped, it is capable of determining that the biography that audio frequency apparatus is supported
Defeated protocol type is the second transport protocol.This embodiment is defaulted as audio playing apparatus and audio frequency apparatus supports two kinds of transmission
Agreement, i.e., when audio playing apparatus determines that audio frequency apparatus does not support the first transport protocol by the message of interaction, then it is assumed that
Audio frequency apparatus supports the second transport protocol.By taking Apple products as an example, if audio frequency apparatus supports iAP2, standard is returned to
Otherwise iAP2 connection packet returns to detection and unsuccessfully wraps (55 04 00 02 04 EE 08 of FF).Audio playing apparatus analysis is returned
Whether the data packet returned is that detection is unsuccessfully wrapped, and is unsuccessfully wrapped if it is detection, it is determined that audio frequency apparatus supports iAP1.If it is standard
IAP2 connection packet, it is determined that audio frequency apparatus support AP2.
Step 203: when the second message is the connection packet based on first transport protocol, the sound
The transport protocol type that frequency equipment is supported is first transport protocol；When the second message is that the detection is unsuccessfully wrapped,
The transport protocol type that the audio frequency apparatus is supported is the second transport protocol.
Step 204: based on the audio frequency apparatus support transport protocol type, with the audio frequency apparatus establish connection and
Receive the audio data that the audio frequency apparatus is sent and broadcasting.
Transport protocol type based on the audio frequency apparatus support that above-mentioned steps 203 are determined, sets with the audio
It is standby to establish connection and receive audio data and broadcasting that the audio frequency apparatus is sent.
The audio playing apparatus of the embodiment of the present invention can support different transport protocols, can for different audio frequency apparatuses
The transmission of audio data is carried out to select transport protocol corresponding with the audio frequency apparatus, and realizes the broadcasting of audio data, it is simultaneous
Capacitive is stronger, and user-friendly same audio playing apparatus plays the audio data of differing transmission protocols type, greatly promotes
The experience of user.
Fig. 3 is the flow diagram of the connection method of the audio frequency apparatus of the embodiment of the present invention three, and the audio in this example is set
Standby connection method is applied in audio playing apparatus, as shown in figure 3, the connection method of the audio frequency apparatus includes following step
It is rapid:
Step 301: first message is sent to audio frequency apparatus based on the first transport protocol.
In the embodiment of the present invention, espespecially sound equipment, audio playing apparatus support two or more transport protocols to audio playing apparatus.
The transport protocol that audio playing apparatus is supported includes at least: the first transport protocol, the second transport protocol.Here, the first transmission
Agreement and the second transport protocol respectively define different packet structure and transmitting-receiving agreement.First transport protocol and the second transmission
According to depending on audio frequency apparatus, audio frequency apparatus can be following equipment for packet structure defined in agreement and transmitting-receiving agreement: mobile phone,
Various types of electronic equipments such as tablet computer, laptop, audio frequency apparatus have audio player, and audio player is different
The transport protocol for causing electronic equipment to be supported is different, for example, by taking apple (Apple) product as an example, in apple electronic equipment
IPod attachment is a kind of audio player, and the transport protocol that iPod is supported is divided into two kinds, respectively protocol version 1 (iAP1) and
Protocol version 2 (iAP2), in order to receive and play the audio data of two kinds of differing transmission protocols, audio playing apparatus is corresponding
It is also required to support both transport protocols, i.e. iAP1 and iAP2.
In the embodiment of the present invention, all interactions between audio playing apparatus and audio frequency apparatus can through but not limited to
Under type carries out: USB, BT, UART.
Based on this, audio playing apparatus is based on USB or BT or UART and audio frequency apparatus establishes connection, is then based on first
Transport protocol sends first message to audio frequency apparatus, and here, the first transport protocol is wherein one that audio playing apparatus is supported
Kind transport protocol, the first transport protocol can be set in advance as the transport protocol of default by user, whenever audio playing apparatus and sound
It is all that first message is sent to audio frequency apparatus by the transport protocol of default first when frequency equipment establishes connection.With Apple products
For, audio playing apparatus sends first message to audio frequency apparatus based on the iAP2 of default, and here, first message is specially to detect
Packet, it is 55 02 00 EE 30 of FF that detection packet is defined in iAP2.
Step 302: when receiving the second message that the audio frequency apparatus is sent, the second message being analyzed；Root
According to the attribute information of the second message, the transport protocol type that the audio frequency apparatus is supported is determined.
The audio playing apparatus and audio frequency apparatus of this embodiment support multiple transport protocols, and audio frequency apparatus receives sound
After the first message that frequency playing device is sent, will return to second message has attribute letter to audio playing apparatus, in second message
Breath, the attribute information identify the type of the supported transport protocol of the audio frequency apparatus.Audio playing apparatus is directly according to
Attribute information in two message is the transport protocol type that can determine that audio frequency apparatus and support.
Step 303: based on the audio frequency apparatus support transport protocol type, by USB or UART or BT with
The audio frequency apparatus establishes connection and receives audio data and broadcasting that the audio frequency apparatus is sent.
Transport protocol type based on the audio frequency apparatus support that above-mentioned steps 302 are determined, sets with the audio
It is standby to establish connection and receive audio data and broadcasting that the audio frequency apparatus is sent.
The audio playing apparatus of the embodiment of the present invention can support different transport protocols, can for different audio frequency apparatuses
The transmission of audio data is carried out to select transport protocol corresponding with the audio frequency apparatus, and realizes the broadcasting of audio data, it is simultaneous
Capacitive is stronger, and user-friendly same audio playing apparatus plays the audio data of differing transmission protocols type, greatly promotes
The experience of user.
Fig. 4 is the structure composition schematic diagram of the audio playing apparatus of the embodiment of the present invention one, audio playing apparatus such as Fig. 4 institute
Show, described device includes:
Transmission unit 41, for sending first message to audio frequency apparatus based on the first transport protocol；
Receiving unit 42, the second message sent for receiving the audio frequency apparatus；
Analytical unit 43, for analyzing the second message；Based on the analysis results, the audio frequency apparatus is determined
The transport protocol type of support；
Transmission unit 44, the transport protocol type for being supported based on the audio frequency apparatus are established with the audio frequency apparatus
Connect and receive the audio data that the audio frequency apparatus is sent；
Broadcast unit 45 is used for playing audio data.
It will be appreciated by those skilled in the art that the realization function of each unit in audio playing apparatus shown in Fig. 4 can join
According to the connection method of aforementioned audio equipment associated description and understand.The function of each unit in audio playing apparatus shown in Fig. 4
It can be realized, can also be realized by specific logic circuit and running on the program on processor.
Fig. 5 is the structure composition schematic diagram of the audio playing apparatus of the embodiment of the present invention two, audio playing apparatus such as Fig. 5 institute
Show, described device includes:
Transmission unit 51, for sending first message to audio frequency apparatus based on the first transport protocol；
Receiving unit 52, the second message sent for receiving the audio frequency apparatus；
Analytical unit 53, for analyzing the second message；Based on the analysis results, the audio frequency apparatus is determined
The transport protocol type of support；
Transmission unit 54, the transport protocol type for being supported based on the audio frequency apparatus are established with the audio frequency apparatus
Connect and receive the audio data that the audio frequency apparatus is sent；
Broadcast unit 55 is used for playing audio data.
The analytical unit 53 includes:
Judgment sub-unit 531, for based on the analysis results, judging whether the second message is based on first transmission
The connection packet of agreement；
Subelement 532 is determined, for being the connection data based on first transport protocol when the second message
Bao Shi, the transport protocol type that the audio frequency apparatus is supported are first transport protocol.
The first message is detection packet；
The judgment sub-unit 531 is also used to based on the analysis results, judge whether the second message is detection failure
Packet；
The determining subelement 532 is also used to when the second message is that the detection is unsuccessfully wrapped, the audio frequency apparatus
The transport protocol type of support is the second transport protocol.
It will be appreciated by those skilled in the art that the realization function of each unit in audio playing apparatus shown in fig. 5 can join
According to the connection method of aforementioned audio equipment associated description and understand.The function of each unit in audio playing apparatus shown in fig. 5
It can be realized, can also be realized by specific logic circuit and running on the program on processor.
Fig. 6 is the structure composition schematic diagram of the audio playing apparatus of the embodiment of the present invention three, audio playing apparatus such as Fig. 6 institute
Show, described device includes:
Transmission unit 61, for sending first message to audio frequency apparatus based on the first transport protocol；
Receiving unit 62, the second message sent for receiving the audio frequency apparatus；
Analytical unit 63, for analyzing the second message；Based on the analysis results, the audio frequency apparatus is determined
The transport protocol type of support；
Transmission unit 64, the transport protocol type for being supported based on the audio frequency apparatus are established with the audio frequency apparatus
Connect and receive the audio data that the audio frequency apparatus is sent；
Broadcast unit 65 is used for playing audio data.
The second message has attribute information, and the attribute information identifies the supported transport protocol of the audio frequency apparatus
Type；
The analytical unit 63, is also used to the attribute information according to the second message, determines the audio frequency apparatus branch
The transport protocol type held.
The transmission unit 64 is also used to the transport protocol type supported based on the audio frequency apparatus, by USB or
UART or BT and the audio frequency apparatus establish connection and receive the audio data that the audio frequency apparatus is sent.
It will be appreciated by those skilled in the art that the realization function of each unit in audio playing apparatus shown in fig. 6 can join
According to the connection method of aforementioned audio equipment associated description and understand.The function of each unit in audio playing apparatus shown in fig. 6
It can be realized, can also be realized by specific logic circuit and running on the program on processor.
It, in the absence of conflict, can be in any combination between technical solution documented by the embodiment of the present invention.
In several embodiments provided by the present invention, it should be understood that disclosed method and smart machine, Ke Yitong
Other modes are crossed to realize.Apparatus embodiments described above are merely indicative, for example, the division of the unit, only
Only a kind of logical function partition, there may be another division manner in actual implementation, such as: multiple units or components can be tied
It closes, or is desirably integrated into another system, or some features can be ignored or not executed.In addition, shown or discussed each group
Can be through some interfaces at the mutual coupling in part or direct-coupling or communication connection, equipment or unit it is indirect
Coupling or communication connection, can be electrical, mechanical or other forms.
Above-mentioned unit as illustrated by the separation member, which can be or may not be, to be physically separated, aobvious as unit
The component shown can be or may not be physical unit, it can and it is in one place, it may be distributed over multiple network lists
In member；Some or all of units can be selected to achieve the purpose of the solution of this embodiment according to the actual needs.
In addition, each functional unit in various embodiments of the present invention can be fully integrated into a second processing unit,
It is also possible to each unit individually as a unit, can also be integrated in one unit with two or more units；
Above-mentioned integrated unit both can take the form of hardware realization, can also add the form of SFU software functional unit real using hardware
It is existing.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.
Claims (6)
1. a kind of connection method of audio frequency apparatus, which is characterized in that the described method includes:
First message is sent to audio frequency apparatus based on the first transport protocol；
When receiving the second message that the audio frequency apparatus is sent, the second message is analyzed；
Based on the analysis results, when judging the second message for the connection packet based on first transport protocol, institute
The transport protocol type for stating audio frequency apparatus support is first transport protocol；Alternatively, the first message is detection packet, according to
Analysis is as a result, when judging that the second message is unsuccessfully wrapped for the detection, the transport protocol type that the audio frequency apparatus is supported is
Second transport protocol；
Based on the transport protocol type that the audio frequency apparatus is supported, connection is established with the audio frequency apparatus and receives the audio
Equipment send audio data and broadcasting.
2. the connection method of audio frequency apparatus according to claim 1, which is characterized in that the second message is believed with attribute
Breath, the attribute information identify the type of the supported transport protocol of the audio frequency apparatus；
It is described based on the analysis results, determine the transport protocol type that the audio frequency apparatus is supported, comprising:
According to the attribute information of the second message, the transport protocol type that the audio frequency apparatus is supported is determined.
3. the connection method of audio frequency apparatus according to claim 1 or 2, which is characterized in that described to be set based on the audio
The standby transport protocol type supported establishes connection with the audio frequency apparatus and receives the audio data that the audio frequency apparatus is sent
And it plays, comprising:
Based on the transport protocol type that the audio frequency apparatus is supported, passed by general-purpose serial bus USB or universal asynchronous receiving-transmitting
Defeated UART or bluetooth BT establishes connection with the audio frequency apparatus and receives the audio data of the audio frequency apparatus transmission and broadcast
It puts.
4. a kind of audio playing apparatus, which is characterized in that described device supports two or more transport protocols；Described device includes:
Transmission unit, for sending first message to audio frequency apparatus based on the first transport protocol；
Receiving unit, the second message sent for receiving the audio frequency apparatus；
Analytical unit, for analyzing the second message；Based on the analysis results, determine what the audio frequency apparatus was supported
Transport protocol type；
Transmission unit, the transport protocol type for being supported based on the audio frequency apparatus, with the audio frequency apparatus establish connection with
And receive the audio data that the audio frequency apparatus is sent；
Broadcast unit is used for playing audio data；
The analytical unit includes:
Judgment sub-unit, for based on the analysis results, judging whether the second message is based on first transport protocol
Connection packet；
Determine subelement, for when the second message is the connection packet based on first transport protocol, institute
The transport protocol type for stating audio frequency apparatus support is first transport protocol；Alternatively,
The first message is detection packet；The judgment sub-unit is also used to based on the analysis results, judge that the second message is
It is no unsuccessfully to be wrapped for detection；
The determining subelement is also used to when the second message is that the detection is unsuccessfully wrapped, what the audio frequency apparatus was supported
Transport protocol type is the second transport protocol.
5. audio playing apparatus according to claim 4, which is characterized in that the second message has attribute information, institute
State the type that attribute information identifies the supported transport protocol of the audio frequency apparatus；
The analytical unit is also used to the attribute information according to the second message, determines the biography that the audio frequency apparatus is supported
Defeated protocol type.
6. audio playing apparatus according to claim 4 or 5, which is characterized in that the transmission unit is also used to based on institute
The transport protocol type for stating audio frequency apparatus support, by USB or UART or BT and the audio frequency apparatus establish connection with
And receive the audio data that the audio frequency apparatus is sent.
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| CN108012033A (en) * | 2017-12-06 | 2018-05-08 | 深圳晨芯时代科技有限公司 | A kind of method that file transmission and management are carried out between mobile phone and mobile music player |
| CN108924642B (en) * | 2018-07-16 | 2019-08-27 | 北京达佳互联信息技术有限公司 | Stream media live broadcasting method, device and computer equipment and storage medium |
| CN109450851B (en) * | 2018-09-30 | 2020-09-22 | Oppo广东移动通信有限公司 | Device connection method, electronic device, and computer-readable medium |
| CN110166823B (en) * | 2019-06-26 | 2021-11-23 | 北京奇艺世纪科技有限公司 | Screen projection method and related device |
| CN112637755A (en) * | 2020-12-22 | 2021-04-09 | 广州番禺巨大汽车音响设备有限公司 | Audio playing control method, device and playing system based on wireless connection |
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