CN105828134A - Playing control method and device in audio-video playing system - Google Patents
Playing control method and device in audio-video playing system Download PDFInfo
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- CN105828134A CN105828134A CN201610169704.0A CN201610169704A CN105828134A CN 105828134 A CN105828134 A CN 105828134A CN 201610169704 A CN201610169704 A CN 201610169704A CN 105828134 A CN105828134 A CN 105828134A
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- 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
- H04N21/4126—The peripheral being portable, e.g. PDAs or mobile phones
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- 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]
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- 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
- H04N21/439—Processing of audio elementary streams
-
- 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
- H04N21/65—Transmission of management data between client and server
- H04N21/658—Transmission by the client directed to the server
- H04N21/6587—Control parameters, e.g. trick play commands, viewpoint selection
Abstract
The present invention discloses a playing control method and device in an audio-video playing system, wherein the method comprises the steps of when a preset playing switching condition is detected, and according to the audio-video information of a current audio-video corresponding to the Bluetooth audio-video data sent by a sound source device and received by a current playing device, downloading the network audio-video data corresponding to the current audio-video; stopping receiving the Bluetooth audio-video data sent by the sound source device, and switching to play the network audio-video data to play the current audio-video continuously. According to the present invention, when the abnormal Bluetooth connection between the playing device and the sound source device is detected, the playing device is firstly connected with a network to download the network audio-video data corresponding to the current audio-video, and then the reception of the Bluetooth audio-video data sent by the sound source device is stopped, and the network audio-video data is switched to play, thereby improving the audio-video playing quality of the audio-video playing system, and preventing the audio-video playing from being interrupted.
Description
Technical field
The present invention relates to audio and video playing technical field, relate to the control method for playing back in a kind of audio-video frequency playing system and device.
Background technology
Audio-video frequency playing system comprises multiple stage playback equipment, communication is carried out by wireless private networks such as grid (MESH) or point-to-point (Ad-hoc) between playback equipment, wherein the playback equipment (the most main playback equipment) in audio-video frequency playing system can set up wired connection (with reference to Fig. 1 a) with router, and this main playback equipment can also set up wireless connections (with reference to Fig. 1 b) with router.In audio-video frequency playing system, every playback equipment is integrated with bluetooth module.The audiogenic device with Bluetooth function can be connected by bluetooth with playback equipment, the audio, video data of audiogenic device is transferred to playback equipment, playback equipment receives after the audio, video data of audiogenic device, not only self can play the audio, video data of reception, it is also possible to is played out by other playback equipment that the audio, video data of reception is transferred in audio-video frequency playing system by private network.
Being connected when certain playback equipment establishes bluetooth with audiogenic device, this playback equipment can connect reception by bluetooth and play the audio, video data that audiogenic device sends over.But, during audio and video playing, Bluetooth signal can change, as the movement of audiogenic device makes Bluetooth signal change, it is thereby possible to cause Bluetooth signal to die down, transmit degradation, and then cause music Quality Down, as caused the music play interrupt or noise occurs.
Summary of the invention
In view of this, the purpose of the present invention is to propose to the control method for playing back in a kind of audio-video frequency playing system and device, to improve the audio and video playing quality of audio-video frequency playing system, prevent audio and video playing from interrupting.
For achieving the above object, the present invention adopts the following technical scheme that
On the one hand, embodiments provide the control method for playing back in a kind of audio-video frequency playing system, including:
Detect preset play switching condition time, the audio/video information of the current audio frequency and video that Bluetooth Audio Video data that the audiogenic device received according to currently playing equipment sends are corresponding, download the network audio-video data that described current audio frequency and video are corresponding；
Terminating receiving the Bluetooth Audio Video data that described audiogenic device sends, described network audio-video data are play in switching, to continue to play described current audio frequency and video.
On the other hand, embodiments provide the broadcast control device in a kind of audio-video frequency playing system, including:
Network audio-video data download module, for for when default broadcasting switching condition being detected, the audio/video information of the current audio frequency and video that Bluetooth Audio Video data that the audiogenic device received according to currently playing equipment sends are corresponding, downloads the network audio-video data that described current audio frequency and video are corresponding；
Network audio-video data switching module, for terminating receiving the Bluetooth Audio Video data that described audiogenic device sends, described network audio-video data are play in switching, to continue to play described current audio frequency and video.
The invention has the beneficial effects as follows: the control method for playing back in the audio-video frequency playing system that the present invention provides and device, when the audio frequency and video of the audiogenic device being connected with its bluetooth play by playback equipment, periodically or in real time detect to preset and play switching condition, if detecting to preset and playing switching condition, the audio/video information (such as song title, special edition and the singer of current audio frequency and video) of the current audio frequency and video then play according to playback equipment, downloads the network audio-video data that current audio frequency and video are corresponding from the Internet；Afterwards, terminate receiving the Bluetooth Audio Video data that audiogenic device corresponding to current audio frequency and video sends, the position being terminated reception from current audio frequency and video is cut into the position that network audio-video data are corresponding, continue to play current audio frequency and video, effectively prevent current audio frequency and video to interrupt because Bluetooth signal is deteriorated, improve the audio and video playing quality of audio-video frequency playing system.
Accompanying drawing explanation
The exemplary embodiment of the present invention will be described in detail by referring to accompanying drawing below, the person of ordinary skill in the art is more clear that the above-mentioned and other feature and advantage of the present invention, in accompanying drawing:
The structural representation of the first audio-video frequency playing system that Fig. 1 a provides for prior art；
The structural representation of the second audio-video frequency playing system that Fig. 1 b provides for prior art；
Fig. 2 is the schematic flow sheet of the control method for playing back in the audio-video frequency playing system that the embodiment of the present invention one provides；
Fig. 3 is the schematic flow sheet of the control method for playing back in the audio-video frequency playing system that the embodiment of the present invention two provides；
Fig. 4 is the structured flowchart of the broadcast control device in the audio-video frequency playing system that the embodiment of the present invention three provides；
Fig. 5 is the structural representation of the playback equipment in the audio-video frequency playing system that the embodiment of the present invention three provides.
Detailed description of the invention
Further illustrate technical scheme below in conjunction with the accompanying drawings and by detailed description of the invention.It is understood that specific embodiment described herein is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that, for the ease of describing, accompanying drawing illustrate only part related to the present invention rather than entire infrastructure.
Embodiment one
Fig. 2 is the schematic flow sheet of the control method for playing back in the audio-video frequency playing system that the embodiment of the present invention one provides.The method is applicable to playback equipment by playing the Bluetooth Audio Video data that audiogenic device sends, switching to play the situation of the network audio-video data identical with Bluetooth Audio Video data from the Internet download, the method can be performed by the broadcast control device in audio-video frequency playing system.This device can be realized by the mode of software and/or hardware, is configured in setting up in the playback equipment that bluetooth connects with audiogenic device.As in figure 2 it is shown, the method includes:
Step 101, detect preset play switching condition time, the audio/video information of the current audio frequency and video that Bluetooth Audio Video data that the audiogenic device received according to currently playing equipment sends are corresponding, download the network audio-video data that current audio frequency and video are corresponding.
Audiogenic device in the present invention is the equipment that can export audio frequency and/or video data.
Wherein, audio/video information can include song title, special edition and the information relevant to this song as much as possible such as singer, so that the network audio-video data that currently playing device downloads arrives are identical with Bluetooth Audio Video data.Preset broadcasting switching condition may include that
The Bluetooth signal intensity of audiogenic device is less than presetting Bluetooth signal intensity threshold；Or,
Between currently playing equipment and audiogenic device, the packet loss of bluetooth transmission paths is more than presetting packet loss threshold value；Or,
Between currently playing equipment and audiogenic device, the bit error rate of bluetooth transmission paths is more than presetting bit error rate threshold.
Wherein, preset Bluetooth signal intensity threshold, default packet loss threshold value and default bit error rate threshold and could be arranged to a normal value close to exceptional value, so can be before Bluetooth transmission quality be seriously deteriorated, enough download times are left to currently playing equipment, making preparing during broadcasting has been switched to play switching, currently playing equipment still can receive the higher Bluetooth Audio Video data of mass ratio that audiogenic device sends.
When any one situation above-mentioned presetting broadcasting switching condition being detected, the network audio-video data that the current audio frequency and video of currently playing device downloads are corresponding.
Exemplary, currently playing equipment is configured with Wireless Fidelity WIFI module, can access the music servers on the Internet with connection route device.Concrete, the audio/video information of the current audio frequency and video that Bluetooth Audio Video data that the audiogenic device that receives according to currently playing equipment sends are corresponding, download the network audio-video data that current audio frequency and video are corresponding, may include that
A, by WIFI access the Internet music servers.
WIFI signal coverage is relatively wider, and exists steadily in the long term, and currently playing equipment and router can be set up wireless connections by user, by the music servers on router access the Internet.
B, audio/video information according to current audio frequency and video, meet the network audio-video of audio/video information by music servers search.
The audio/video information of current audio frequency and video is uploaded to music servers by currently playing equipment, and music servers retrieves the network audio-video matched according to audio/video information.The quantity of information of audio/video information is the biggest, and the matching degree of the network audio-video searched is the highest.Such as, when audio frequency and video are song, audio/video information is when specifically including audio, video data corresponding to special edition, composer and singer, even song belonging to song title, the lyrics, song, and music servers may search for the network audio-video identical with current audio frequency and video completely.
C, the stream medium data of download network audio-video.
Wherein, Streaming Media refers to the media formats using the mode of stream transmission to play in the Internet.Streaming Media is again streaming video, and it refers to that one video delivery server of businessman sends program as packet, is sent on network.After these data are decompressed by user by decompression apparatus, program will show as before transmission.
In the present embodiment, currently playing equipment may have access to Streaming Media music servers, when searching required network audio-video, is downloaded to by the stream medium data of this network audio-video in the memorizer of currently playing equipment.Owing to stream medium data can be play with download limit, limit, need not wait until that network audio-video data are play after having downloaded again, the time that the switching of currently playing equipment is play can be shortened, make currently playing equipment when default broadcasting switching condition being detected, broadcasting network audio-video data can be switched as soon as possible, prevent current audio and video playing to interrupt further.
Step 102, the Bluetooth Audio Video data that audiogenic device sends that terminate receiving, switching broadcasting network audio-video data.
When network audio-video data are play in switching, for making current audio frequency and video not interrupt and can continue broadcasting continuously, switching is play network audio-video data and is comprised the steps that
According to terminating receiving the playing progress rate of the current audio frequency and video corresponding to moment of Bluetooth Audio Video data, determine the play position of network audio-video data；
Network audio-video data are play from play position.
Exemplary, this programme can terminate receiving, in the suitable moment, the Bluetooth Audio Video data that audiogenic device sends according to the speed of download of network audio-video data and the playing progress rate of current audio frequency and video, and network audio-video data play in switching the most rapidly.Concrete, according to the speed of download of network audio-video data, calculate the download of network audio-video data, the size of the network audio-video data the most downloaded, check the playing progress rate of current audio frequency and video simultaneously, determine the size of the Bluetooth Audio Video data play.When the size determining the network audio-video data downloaded is more than the size of the Bluetooth Audio Video data play, record the playing progress rate of current audio frequency and video, such as reproduction time or the size of Bluetooth Audio Video data play, and network audio-video data are positioned accordingly simultaneously, complete the switching to network audio-video data of the Bluetooth Audio Video data, this process is to complete moment, can realize current audio frequency and video completely and continue to play the most continuously.
Additionally, when determining the resource of network audio-video data, network audio-video data can be carried out location download immediately according to the playing progress rates of current audio frequency and video, without waiting for buffer network audio, video data and just can directly switch broadcasting, further shorten the time that the switching of currently playing equipment is play.
In the present embodiment, after current audio and video playing, currently playing equipment can be according to the playlist of the audiogenic device prestored, inquire about the audio/video information of next section of audio frequency and video, and according to the audio/video information of next section of audio frequency and video, continue from the Internet, obtain network audio-video data and play out.
Control method for playing back in the audio-video frequency playing system that the embodiment of the present invention one provides, when the audio frequency and video of the audiogenic device being connected with its bluetooth play by playback equipment, periodically or in real time detect to preset and play switching condition, if detecting to preset and playing switching condition, the audio/video information (such as song title, special edition and the singer of current audio frequency and video) of the current audio frequency and video then play according to playback equipment, downloads the network audio-video data that current audio frequency and video are corresponding from the Internet；Afterwards, terminate receiving the Bluetooth Audio Video data that audiogenic device corresponding to current audio frequency and video sends, the position being terminated reception from current audio frequency and video is cut into the position that network audio-video data are corresponding, continue to play current audio frequency and video, effectively prevent current audio frequency and video to interrupt because Bluetooth signal is deteriorated, improve the audio and video playing quality of audio-video frequency playing system.
Embodiment two
Fig. 3 is the schematic flow sheet of the control method for playing back in the audio-video frequency playing system that the embodiment of the present invention two provides.The present embodiment is based on embodiment one, in step after described network audio-video data are play in switching, add: determine be unsatisfactory for preset play switching condition time, terminate play network audio-video data, receive from audiogenic device and play Bluetooth Audio Video data.
Accordingly, as it is shown on figure 3, the method for the present embodiment includes:
Step 201, detect preset play switching condition time, the audio/video information of the current audio frequency and video that Bluetooth Audio Video data that the audiogenic device received according to currently playing equipment sends are corresponding, download the network audio-video data that current audio frequency and video are corresponding.
Step 202, the Bluetooth Audio Video data that audiogenic device sends that terminate receiving, switching broadcasting network audio-video data.
Step 203, determine be unsatisfactory for preset play switching condition time, terminate download and play network audio-video data, receive from audiogenic device and play Bluetooth Audio Video data.
Wherein, determine that being unsatisfactory for presetting broadcasting switching condition is: the Bluetooth signal intensity of audiogenic device is more than presetting Bluetooth signal intensity threshold, and between currently playing equipment and audiogenic device the packet loss of bluetooth transmission paths less than presetting between packet loss threshold value, and currently playing equipment and audiogenic device the bit error rate of bluetooth transmission paths less than presetting bit error rate threshold.
Detect above-mentioned be unsatisfactory for preset play switching condition time, illustrate that the Bluetooth signal of audiogenic device, transmission quality are the most recovered, for alleviating the download load of router, reduce the operation of audio-video frequency playing system, recover the control of audiogenic device simultaneously, currently playing equipment terminates playing network audio-video data, receives from audiogenic device and plays Bluetooth Audio Video data.
Exemplary, before receiving Bluetooth Audio Video data, audio/video information is sent to audiogenic device by currently playing equipment, by to the monitoring of audio and video playing progress and calculating, instruction audiogenic device is when default playing progress rate is corresponding, send the Bluetooth Audio Video data at the default playing progress rate that audio/video information is corresponding, stop downloading and playing network audio-video data simultaneously.
Control method for playing back in the audio-video frequency playing system that the embodiment of the present invention two is provided, when Bluetooth signal audiogenic device being detected is replied normal, terminate downloading and playing network audio-video data, receive from audiogenic device and play Bluetooth Audio Video data, alleviate the download load of router, decrease the operation of audio-video frequency playing system, and the control instruction of audiogenic device can be received at any time, the broadcasting demand of response user.
Embodiment three
Fig. 4 is the structured flowchart of the broadcast control device in the audio-video frequency playing system that the embodiment of the present invention three provides.As shown in Figure 4, this device includes network audio-video data download module 10 and network audio-video data switching module 20.
Wherein, network audio-video data download module 10, for detect preset play switching condition time, the audio/video information of the current audio frequency and video that Bluetooth Audio Video data that the audiogenic device received according to currently playing equipment sends are corresponding, download the network audio-video data that current audio frequency and video are corresponding；
Network audio-video data switching module 20, for terminating receiving the Bluetooth Audio Video data that audiogenic device sends, network audio-video data are play in switching, to continue to play current audio frequency and video.
Preferably, based on such scheme, network audio-video data download module 10 may include that
Music servers accesses unit, for being accessed the music servers of the Internet by Wireless Fidelity WIFI；
Network audio-video search unit, for the audio/video information according to current audio frequency and video, meets the network audio-video of audio/video information by music servers search；
Stream medium data download unit, for downloading the stream medium data of network audio-video.
Further, above-mentioned network audio-video data switching module 20 may include that
Play position determines unit, for the playing progress rate of the current audio frequency and video corresponding according to the moment terminating reception Bluetooth Audio Video data, determines the play position of network audio-video data；
Network audio-video data playback unit, for playing network audio-video data from above-mentioned play position.
Preferably, in such scheme, the broadcast control device of the present embodiment also includes:
Bluetooth Audio Video data reception module, for playing after network audio-video data in switching, determine be unsatisfactory for presetting play switching condition time, terminate downloading and playing network audio-video data, receive from audiogenic device and play Bluetooth Audio Video data.
In the present embodiment, above-mentioned default broadcasting switching condition may include that
The Bluetooth signal intensity of audiogenic device is less than presetting Bluetooth signal intensity threshold；Or,
Between currently playing equipment and audiogenic device, the packet loss of bluetooth transmission paths is more than presetting packet loss threshold value；Or,
Between currently playing equipment and audiogenic device, the bit error rate of bluetooth transmission paths is more than presetting bit error rate threshold.
The broadcast control device that the embodiment of the present invention three is provided may be used for performing the control method for playing back that the embodiment of the present invention is provided, and possesses corresponding function and beneficial effect.The ins and outs of the most detailed description, can be found in the inventive method embodiment.
It addition, as it is shown in figure 5, in audio-video frequency playing system every playback equipment specifically include that processor, bluetooth module, network interface, audio amplification block, speaker and memorizer；
Described processor is the core of playback equipment, is used for performing control program, functional module communication each with periphery, coordinates and control the work of each functional module.
Described bluetooth module is used for realizing Bluetooth communication, makes playback equipment can be connected with the equipment (such as smart mobile phone) being likewise supplied with Bluetooth function foundation by Bluetooth technology, obtains audio, video data or control data.The audio, video data acquired and control data are transferred to processor by bluetooth module, and the audio, video data also transmitted by processor and control data are sent to other bluetooth equipment.
Described network interface can make wired network interface, it is possible to so that meeting the radio network interface of 802.11 specifications, and described processor may be coupled to the Internet by network interface, obtains network flow-medium audio, video data.By the form of network interface, particularly wireless network, multiple stage playback equipment can form a wireless audio and video Play System, it is achieved the synchronization of audio frequency and video is play.Under normal circumstances, each controls terminal is also to connect into audio-video frequency playing system by wireless network (such as WIFI), carries out audio-video frequency playing system and intrasystem playback equipment operating control.
Described audio amplification block carries out power amplification, to drive speaker sounding for the simulated audio signal sended over by processor.
Described speaker is sound-reducing parts, and its quantity can be one or more.
Described bin is for storing the program that processor performs, and some configuration data of audio-video frequency playing system, such as network connection data, information volume, grouping information and the audio frequency and video list etc. play.
Note, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that and the invention is not restricted to specific embodiment described here, various obvious change can be carried out for a person skilled in the art, readjust and substitute without departing from protection scope of the present invention.Therefore, although being described in further detail the present invention by above example, but the present invention is not limited only to above example, without departing from the inventive concept, other Equivalent embodiments more can also be included, and the scope of the present invention is determined by scope of the appended claims.
Claims (10)
1. the control method for playing back in an audio-video frequency playing system, it is characterised in that including:
Detect preset play switching condition time, the audio/video information of the current audio frequency and video that Bluetooth Audio Video data that the audiogenic device received according to currently playing equipment sends are corresponding, download the network audio-video data that described current audio frequency and video are corresponding；
Terminating receiving the Bluetooth Audio Video data that described audiogenic device sends, described network audio-video data are play in switching, to continue to play described current audio frequency and video.
Method the most according to claim 1, it is characterized in that, the audio/video information of the current audio frequency and video that Bluetooth Audio Video data that the audiogenic device received according to currently playing equipment sends are corresponding, downloads the network audio-video data that described current audio frequency and video are corresponding, including:
The music servers of the Internet is accessed by Wireless Fidelity WIFI；
According to the audio/video information of described current audio frequency and video, met the network audio-video of described audio/video information by the search of described music servers；
Download the stream medium data of described network audio-video.
Method the most according to claim 1, it is characterised in that switching is play described network audio-video data and included:
According to terminating receiving the playing progress rate of the described current audio frequency and video corresponding to moment of Bluetooth Audio Video data, determine the play position of described network audio-video data；
Described network audio-video data are play from described play position.
Method the most according to claim 1, it is characterised in that after described network audio-video data are play in switching, also include:
Determine be unsatisfactory for preset play switching condition time, terminate download and play network audio-video data, receive and play Bluetooth Audio Video data from described audiogenic device.
5. according to the method described in any one of claim 1-4, it is characterised in that described default broadcasting switching condition includes:
The Bluetooth signal intensity of described audiogenic device is less than presetting Bluetooth signal intensity threshold；Or,
Between currently playing equipment and described audiogenic device, the packet loss of bluetooth transmission paths is more than presetting packet loss threshold value；Or,
Between described currently playing equipment and described audiogenic device, the bit error rate of bluetooth transmission paths is more than presetting bit error rate threshold.
6. the broadcast control device in an audio-video frequency playing system, it is characterised in that including:
Network audio-video data download module, for when default broadcasting switching condition being detected, the audio/video information of the current audio frequency and video that Bluetooth Audio Video data that the audiogenic device received according to currently playing equipment sends are corresponding, downloads the network audio-video data that described current audio frequency and video are corresponding；
Network audio-video data switching module, for terminating receiving the Bluetooth Audio Video data that described audiogenic device sends, described network audio-video data are play in switching, to continue to play described current audio frequency and video.
Device the most according to claim 6, it is characterised in that described network audio-video data download module includes:
Music servers accesses unit, for being accessed the music servers of the Internet by Wireless Fidelity WIFI；
Network audio-video search unit, for the audio/video information according to described current audio frequency and video, meets the network audio-video of described audio/video information by the search of described music servers；
Stream medium data download unit, for downloading the stream medium data of described network audio-video.
Device the most according to claim 6, it is characterised in that described network audio-video data switching module includes:
Play position determines unit, for the playing progress rate of the described current audio frequency and video corresponding according to the moment terminating reception Bluetooth Audio Video data, determines the play position of described network audio-video data；
Network audio-video data playback unit, for playing described network audio-video data from described play position.
Device the most according to claim 6, it is characterised in that also include:
Bluetooth Audio Video data reception module, for playing after described network audio-video data in switching, determine be unsatisfactory for presetting play switching condition time, terminate downloading and playing network audio-video data, receive and play Bluetooth Audio Video data from described audiogenic device.
10. according to the device described in any one of claim 6-9, it is characterised in that described default broadcasting switching condition includes:
The Bluetooth signal intensity of described audiogenic device is less than presetting Bluetooth signal intensity threshold；Or,
Between currently playing equipment and described audiogenic device, the packet loss of bluetooth transmission paths is more than presetting packet loss threshold value；Or,
Between described currently playing equipment and described audiogenic device, the bit error rate of bluetooth transmission paths is more than presetting bit error rate threshold.
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| CN106385610A (en) * | 2016-09-28 | 2017-02-08 | 广东欧珀移动通信有限公司 | Playing device, mobile terminal, method and system for pre-storing local music of mobile terminal |
| CN106789943A (en) * | 2016-11-29 | 2017-05-31 | 北京小米移动软件有限公司 | The player method and device of bluetooth equipment |
| CN107005800A (en) * | 2017-02-21 | 2017-08-01 | 万魔声学科技有限公司 | Transmission, method of reseptance and the device of audio file, equipment and its system |
| CN109684288A (en) * | 2018-12-12 | 2019-04-26 | 广州小鹏汽车科技有限公司 | Synchronous music method, terminal device and the automobile of different terminals |
| CN110769307A (en) * | 2018-07-27 | 2020-02-07 | 比亚迪股份有限公司 | Playing control method and device and playing controller |
| CN111526416A (en) * | 2020-04-17 | 2020-08-11 | 腾讯科技（深圳）有限公司 | Video playing method, device, equipment and storage medium |
| CN113271577A (en) * | 2021-04-13 | 2021-08-17 | 荣耀终端有限公司 | Media data playing system, method and related device |
| WO2022193839A1 (en) * | 2021-03-15 | 2022-09-22 | Oppo广东移动通信有限公司 | Method for switching audio source, bluetooth audio receiving device, audio source device, and playback system |
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