CN104811806A - Control method for audio mixed output - Google Patents
Control method for audio mixed output Download PDFInfo
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- CN104811806A CN104811806A CN201510128276.2A CN201510128276A CN104811806A CN 104811806 A CN104811806 A CN 104811806A CN 201510128276 A CN201510128276 A CN 201510128276A CN 104811806 A CN104811806 A CN 104811806A
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Abstract
The invention discloses a control method for audio mixed output. The method comprises that when an application layer receives a user instruction, attributes are set in advance to prescribe operation of a framework layer; and under the condition that the framework layer obtains the instruction of the application layer and corresponding downloaded data is discovered, audio data which need to be transmitted to other devices are intercepted and then transmitted via the network; and when a certain sound path needs to be shielded, audio data of the path is erased and then provided to a next module for use after interception of the audio data. Expansion is carried out on the Android player frame, audio data interaction between a TV set and intelligent equipment is realized, and multi-screen interaction experience is provided for users.
Description
Technical field
The present invention relates to technical field of intelligent equipment, being specifically related to a kind of for carrying out a kind of shared method of voice data between intelligent television and other smart machine.
Background technology
Current, along with popularizing of smart machine, the interaction between intelligent television and smart machine can be more and more frequent, and TV has better display and sound effect, and smart machine has better flexibility and operability.Their advantage is combined, just can obtain better Consumer's Experience.So just need the data sharing between various smart machine.Another use scenes is exactly in multihead display, and user can see several screen simultaneously, but only needs the audio frequency listening a wherein road.This just needs to realize such module intercepted and captured, and one is the voice data intercepting and capturing the passage needed, and sends to equipment, and two is only retain user to select the audio frequency on Na mono-tunnel to play on TV.
Summary of the invention
Instant invention overcomes the deficiencies in the prior art, there is provided a kind of audio mix to export the method controlled, to be desirably in the player framework of intelligent television android system, realize a stable control module, realize any channel audio Data acquisition, route and the transmission of intelligent television.
Consider the problems referred to above of prior art, according to an aspect disclosed by the invention, the present invention by the following technical solutions:
Audio mix exports the method controlled, and it comprises the following steps:
A, when application layer receives the instruction of user, predetermined property carrys out the operation of regulation ccf layer;
B, ccf layer, when the instruction getting application layer, are found that there is time corresponding data hand down and are intercepted and captured by the voice data needing to pass to other equipment, then sent by network;
C, when needs shield this road sound, then intercepting and capturing voice data after, this road voice data is carried out noise reduction process be then supplied to next module use.
In order to realize the present invention better, further technical scheme is:
According to one embodiment of the invention, find that there is in described step b time corresponding data hand down by adding the mode of Hook Function in data copy function, by needing the voice data passing to other equipment to intercept and capture, sent by network after compression.
According to another embodiment of the invention, it also comprises:
When intercepting and capturing the voice data of single channel, after SCVF single channel voice frequency data decode, voice data being intercepted and captured, and close according to demand or open this paths;
When intercepting and capturing the voice data of multiple-channel output, intercept and capture at hardware abstraction layer;
The delivery of audio data intercepted in one tunnel or multichannel carries out playing or storing to smart machine.
According to another embodiment of the invention, the detection needing the part intercepted and captured to realize attribute, decides next step operation according to the attribute of the layer setting that be applied.
According to another embodiment of the invention, SCVF single channel voice frequency transmission link after the decoding carries out attribute query, if find that application layer is provided with the attribute of intercepting and capturing, then decoded SCVF single channel voice frequency Data acquisition is used as coding and network transmission.
The present invention can also be:
According to another embodiment of the invention, hardware abstraction layer is the voice data after audio mixing, also needs querying attributes, if application layer is provided with the attribute of intercepting and capturing, then need the multi-path audio-frequency data after audio mixing to intercept and capture before managing data at this portion.
Compared with prior art, one of beneficial effect of the present invention is:
A kind of audio mix of the present invention exports the method controlled, and the player framework of Android is expanded, achieves the mutual of the voice data between TV and smart machine, and provides a kind of experience of multi-screen interactive for user.
Accompanying drawing explanation
In order to clearer explanation present specification embodiment or technical scheme of the prior art, below the accompanying drawing used required in the description to embodiment or prior art is briefly described, apparently, the accompanying drawing that the following describes is only the reference to some embodiments in present specification, for those skilled in the art, when not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 shows audio mix according to an embodiment of the invention and exports intercepting and capturing schematic diagram.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
As shown in Figure 1, the present invention by adding the module of Data acquisition and route test in the link of the audio frequency process of Android player, the attribute mechanism of Android is utilized to arrange and securing mechanism and application layer communication, thus can intercept and capture according to the demand of user and the voice data on a certain road of route, the follow-up smart machine carrying out coded treatment and sent to other by network.The realization of technology mainly comprises following components:
1) detection needing the part intercepted and captured to realize attribute, decides next step operation according to the attribute of the layer setting that be applied.
2) SCVF single channel voice frequency transmission link after the decoding carries out attribute query, if find that application layer is provided with the attribute of intercepting and capturing, then decoded SCVF single channel voice frequency Data acquisition is used as coding and network transmission.
3) if decoded SCVF single channel voice frequency transmission link does not need face on TV to play, then the process Bu Rangci road delivery of audio data of noise reduction is passed through to audio mixing part.
4) voice data after the hardware abstraction layer of TV is audio mixing, also needs querying attributes before managing data at this portion, if application layer is provided with the attribute of intercepting and capturing, then needs the multi-path audio-frequency data after audio mixing to intercept and capture.
5) if there is the demand of noise reduction at hardware abstraction layer, then make the broadcasting of TV quiet by the process of noise reduction.
Another embodiment, a kind of method and feature of multichannel voice frequency mixing output control are as follows:
A., when application layer receives the instruction of user, predetermined property is needed to carry out the operation of regulation ccf layer.
B. ccf layer is when the instruction getting application layer, find that there is time corresponding data hand down by adding the mode of Hook Function in data copy function, by needing the voice data passing to other equipment to intercept and capture, sent by network after then can compressing.
If c. application needs to shield this road sound, then after intercepting and capturing voice data, need this road voice data to be carried out noise reduction process and be then supplied to the use of next module.
When smaller to the consumption of system, any road or multichannel voice frequency can be selected flexibly to play at arbitrary equipment.
In multichannel audio-video frequency situation, can selectively play for the audio frequency and video that will show this road.For this road audio frequency only needing displaying video not need audio plays, can be realized by the mode of noise reduction.It is all necessary for sharing with the function of picture-in-picture for multi-screen.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiment, identical similar portion cross-reference between each embodiment.
Spoken of in this manual " embodiment ", " another embodiment ", " embodiment ", etc., refer to the specific features, structure or the feature that describe in conjunction with this embodiment and be included at least one embodiment of the application's generality description.Multiple place occurs that statement of the same race is not necessarily refer to same embodiment in the description.Furthermore, when describing specific features, structure or a feature in conjunction with any embodiment, what advocate is also fall within the scope of the invention to realize this feature, structure or feature in conjunction with other embodiments.
Although with reference to multiple explanatory embodiment of the present invention, invention has been described here, but, should be appreciated that, those skilled in the art can design a lot of other amendment and execution mode, these amendments and execution mode will drop within spirit disclosed in the present application and spirit.More particularly, in the scope of and claim open in the application, multiple modification and improvement can be carried out to the building block of subject combination layout and/or layout.Except the modification of carrying out building block and/or layout is with except improvement, to those skilled in the art, other purposes also will be obvious.
Claims (6)
1. audio mix exports the method controlled, and it is characterized in that it comprises the following steps:
A, when application layer receives the instruction of user, predetermined property carrys out the operation of regulation ccf layer;
B, ccf layer, when the instruction getting application layer, are found that there is time corresponding data hand down and are intercepted and captured by the voice data needing to pass to other equipment, then sent by network;
C, when needs shield this road sound, then intercepting and capturing voice data after, this road voice data is carried out noise reduction process be then supplied to next module use.
2. audio mix according to claim 1 exports the method controlled, it is characterized in that finding that there is in described step b time corresponding data hand down by adding the mode of Hook Function in data copy function, by needing the voice data passing to other equipment to intercept and capture, sent by network after compression.
3. audio mix according to claim 1 exports the method controlled, and it is characterized in that it also comprises:
When intercepting and capturing the voice data of single channel, after SCVF single channel voice frequency data decode, voice data being intercepted and captured, and close according to demand or open this paths;
When intercepting and capturing the voice data of multiple-channel output, intercept and capture at hardware abstraction layer;
The delivery of audio data intercepted in one tunnel or multichannel carries out playing or storing to smart machine.
4. audio mix according to claim 1 exports the method controlled, and it is characterized in that the part intercepted and captured at needs realizes the detection of attribute, decides next step operation according to the attribute of the layer setting that be applied.
5. audio mix according to claim 1 exports the method controlled, it is characterized in that SCVF single channel voice frequency transmission link after the decoding carries out attribute query, if find that application layer is provided with the attribute of intercepting and capturing, then decoded SCVF single channel voice frequency Data acquisition is used as coding and network transmission.
6. audio mix according to claim 1 exports the method controlled, it is characterized in that hardware abstraction layer is the voice data after audio mixing, first querying attributes before reason data, if application layer is provided with the attribute of intercepting and capturing, then needs the multi-path audio-frequency data after audio mixing to intercept and capture at this portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510128276.2A CN104811806B (en) | 2015-03-23 | 2015-03-23 | The method of audio mix output control |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510128276.2A CN104811806B (en) | 2015-03-23 | 2015-03-23 | The method of audio mix output control |
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| CN104811806A true CN104811806A (en) | 2015-07-29 |
| CN104811806B CN104811806B (en) | 2017-10-03 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106454506A (en) * | 2016-11-15 | 2017-02-22 | 四川长虹电器股份有限公司 | Audio route control method in multi-window environment of intelligent television |
| CN106792141A (en) * | 2016-12-12 | 2017-05-31 | 深圳Tcl数字技术有限公司 | The control method for playing back and device of tv audio |
| CN113423006A (en) * | 2021-05-31 | 2021-09-21 | 惠州华阳通用电子有限公司 | Multi-audio-stream audio mixing playing method and system based on main and auxiliary sound channels |
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| CN103677728A (en) * | 2013-12-11 | 2014-03-26 | 上海斐讯数据通信技术有限公司 | Electronic device and audio information sharing method |
| CN104333808A (en) * | 2014-11-14 | 2015-02-04 | 复旦大学 | General player applied to Android and Linux smart televisiosn |
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| US20040003090A1 (en) * | 2002-06-28 | 2004-01-01 | Douglas Deeds | Peer-to-peer media sharing |
| CN102033775A (en) * | 2009-09-28 | 2011-04-27 | 联想(北京)有限公司 | Sound management module and method for data processing equipment |
| CN101964817A (en) * | 2010-09-25 | 2011-02-02 | 宇龙计算机通信科技(深圳)有限公司 | Method, system and mobile terminal for supporting multiple voice channels based on android platforms |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106454506A (en) * | 2016-11-15 | 2017-02-22 | 四川长虹电器股份有限公司 | Audio route control method in multi-window environment of intelligent television |
| CN106454506B (en) * | 2016-11-15 | 2019-05-07 | 四川长虹电器股份有限公司 | The method of audio route test is realized under smart television multi-windowed environment |
| CN106792141A (en) * | 2016-12-12 | 2017-05-31 | 深圳Tcl数字技术有限公司 | The control method for playing back and device of tv audio |
| CN113423006A (en) * | 2021-05-31 | 2021-09-21 | 惠州华阳通用电子有限公司 | Multi-audio-stream audio mixing playing method and system based on main and auxiliary sound channels |
| CN113423006B (en) * | 2021-05-31 | 2022-07-15 | 惠州华阳通用电子有限公司 | Multi-audio-stream audio mixing playing method and system based on main and auxiliary sound channels |
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| Publication number | Publication date |
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| CN104811806B (en) | 2017-10-03 |
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