CN105355222A - Audio playing control method and multi-audio system splicing equipment - Google Patents
Audio playing control method and multi-audio system splicing equipment Download PDFInfo
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- CN105355222A CN105355222A CN201510847103.6A CN201510847103A CN105355222A CN 105355222 A CN105355222 A CN 105355222A CN 201510847103 A CN201510847103 A CN 201510847103A CN 105355222 A CN105355222 A CN 105355222A
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Abstract
The invention discloses an audio playing control method, which comprises the following steps: a first audio playing device in the multi-audio system splicing equipment receives a source signal; when the first audio playing device analyzes audio information from the source signal, the first audio playing device emits a query instruction to other audio playing devices in the multi-audio system splicing equipment; if the first audio playing device receives a response instruction fed back from any other audio playing device that the audio playing device is playing an audio at present, the audio information in the source signal is refused to play; if the first audio playing device receives the response instructions fed back from other audio playing devices that the audio playing devices do not play the audio, the source signal is played; and when the first audio playing device does not analyze the audio information from the source signal, the source signal is played. The invention also discloses multi-audio system splicing equipment. When the multi-audio system splicing equipment and the audio playing control method are implemented, a situation that only one audio playing device plays the audio information at the same time can be automatically controlled.
Description
Technical field
The present invention relates to field of computer technology, particularly relate to a kind of audio play control method and Multi-audio-frequency system splicing equipment.
Background technology
In daily life, in food and drink hotel, the place such as market movie theatre, business hall, be seen everywhere for the giant-screen terminal presentation facility of information bulletin, promotional, i.e. digital signage; And in teaching and office meeting field, being also often applied to large high-definition screen is display and operating platform, the intelligent interaction realizing man-machine interaction is dull and stereotyped.
Prior art is in large-screen technically constantly innovation and development, digital signage or the intelligent interaction flat board with multi-screen splicing composition are there is at present, these multi-screen device have multiple independently control system, can play different information simultaneously, meet the demand of more audients.But, as comprised multiple audio playing apparatus in equipment, when playing different audio frequency at the same time, different sound superpositions can be caused, causes very noisy.
Prior art is all by artificial pre-service to the processing scheme of this problem, only have a screen system that audio playing apparatus is installed in such as multi-screen device, made by manual operation the source signal with audio-frequency information be exported by the screen system uniquely with audio playing apparatus; Or manual control source signal form, the not homologous signal exported can only have a source signal to have audio-frequency information simultaneously.These schemes all cannot realize automatic control, and artificial treatment bothers, and are easy to because human error causes playback error, and Consumer's Experience declines.
Summary of the invention
The technical problem to be solved in the present invention is, a kind of audio play control method and Multi-audio-frequency system splicing equipment are proposed, only have an audio playing apparatus playback of audio information at one time by automatic control realization, avoid artificial treatment to bother, easy degradation problem under error, Consumer's Experience.
In order to solve the problems of the technologies described above, the embodiment of the present invention proposes a kind of audio play control method, comprising:
The first audio playing apparatus in Multi-audio-frequency system splicing equipment receives source signal from multimedia interface; Wherein, in described Multi-audio-frequency system splicing equipment, be configured with multiple audio playing apparatus, and between described multiple audio playing apparatus, establish two-way communication connection;
When described first audio playing apparatus parses audio-frequency information from described source signal, whether in described Multi-audio-frequency system splicing equipment, other audio playing apparatus send inquiry instruction, to ask described other audio playing apparatus feedback self just in the response instruction of audio plays;
If described first audio playing apparatus receives other any one audio playing apparatus feedback self just in the response instruction of audio plays, then refusal plays the audio-frequency information in described source signal;
If described first audio playing apparatus receives the response instruction that other audio playing apparatus all feed back self non-audio plays, then play described source signal;
When described first audio playing apparatus does not parse audio-frequency information from described source signal, play described source signal.
Further, described audio play control method also comprises:
The inquiry instruction that the audio playing apparatus that described first audio playing apparatus receives other sends;
Whether described first audio playing apparatus detects self just in audio plays;
If so, then described first audio playing apparatus to described other audio playing apparatus feedback self just in the response instruction of audio plays;
If not, then described first audio playing apparatus to described other audio playing apparatus feedback self non-audio plays response instruction.
Preferably, described source signal comprises at least one in audio-frequency information and video information.
Preferably, set up two-way communication by serial ports between described multiple audio playing apparatus to connect.
Correspondingly, the embodiment of the present invention also provides a kind of Multi-audio-frequency system to splice equipment, is configured with multiple audio playing apparatus in described Multi-audio-frequency system splicing equipment, and establishes two-way communication connection between described multiple audio playing apparatus;
Described audio playing apparatus comprises:
Source signal reception unit, for receiving source signal from multimedia interface;
Inquiry unit, for when parsing audio-frequency information from described source signal, whether in described Multi-audio-frequency system splicing equipment, other audio playing apparatus send inquiry instruction, to ask described other audio playing apparatus feedback self just in the response instruction of audio plays;
Audio frequency closing unit, if any one audio playing apparatus for receiving other feeds back self just in the response instruction of audio plays, then refusal plays the audio-frequency information in described source signal;
First source signal broadcast unit, if the response instruction of all feeding back self non-audio plays for receiving other audio playing apparatus, then plays described source signal;
Second source signal broadcast unit, for when not parsing audio-frequency information from described source signal, plays described source signal.
Further, described audio playing apparatus also comprises:
Inquiry instruction reception unit, the inquiry instruction that the audio playing apparatus for receiving other sends;
Whether detecting unit, for detecting this audio playing apparatus just in audio plays;
First response unit, if this audio playing apparatus detected just in audio plays for described detecting unit, then to described other audio playing apparatus feedback self just in the response instruction of audio plays;
Second response unit, if the non-audio plays of this audio playing apparatus detected for described detecting unit, then to described other audio playing apparatus feedback self non-audio plays response instruction.
Preferably, described source signal comprises at least one in audio-frequency information and video information.
Preferably, set up two-way communication by serial ports between described multiple audio playing apparatus to connect.
Implement the present invention, there is following beneficial effect:
The audio play control method that the embodiment of the present invention provides and Multi-audio-frequency system splicing equipment, make between the multiple audio playing apparatus in Multi-audio-frequency system splicing equipment, to set up two-way communication to connect, when any one audio playing apparatus prepares audio plays, whether automatically can detect other audio playing apparatus just in audio plays.If this audio playing apparatus detects that other audio playing apparatus is just when audio plays, then this audio playing apparatus closes audio frequency output, therefore the object automatically controlling only to have at one time an audio playing apparatus playback of audio information is reached, thus avoid multiple audio playing apparatus in Multi-audio-frequency system splicing equipment at the same time audio plays time, and the sound superposition produced and noisy problem; Also avoid adopting in prior art artificial treatment to bother, easy degradation problem under error, Consumer's Experience.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of an embodiment of audio play control method provided by the invention;
Fig. 2 is the structural representation of an embodiment of Multi-audio-frequency system provided by the invention splicing equipment;
Fig. 3 is the structural representation of an embodiment of one of them audio playing apparatus in Multi-audio-frequency system splicing equipment provided by the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
See Fig. 1, it is the schematic flow sheet of an embodiment of audio play control method provided by the invention.
The invention process provides a kind of audio play control method, comprises step S101 to S105, specific as follows:
The first audio playing apparatus in S101, Multi-audio-frequency system splicing equipment receives source signal from multimedia interface; Wherein, in Multi-audio-frequency system splicing equipment, be configured with multiple audio playing apparatus, and between multiple audio playing apparatus, establish two-way communication connection;
S102, when described first audio playing apparatus parses audio-frequency information from described source signal, whether in described Multi-audio-frequency system splicing equipment, other audio playing apparatus send inquiry instruction, to ask described other audio playing apparatus feedback self just in the response instruction of audio plays;
If described first audio playing apparatus of S103 receives other any one audio playing apparatus feedback self just in the response instruction of audio plays, then refusal plays the audio-frequency information in described source signal;
If described first audio playing apparatus of S104 receives the response instruction that other audio playing apparatus all feed back self non-audio plays, then play described source signal;
S105, when described first audio playing apparatus does not parse audio-frequency information from described source signal, play described source signal.
In said method, set up two-way communication between multiple audio playing apparatus in Multi-audio-frequency system splicing equipment to connect, for the first audio playing apparatus, when first audio playing apparatus prepares audio plays, first communicate with other audio playing apparatus, send inquiry instruction and receive response instruction, if receive other any one audio playing apparatus feedback self just in the response instruction of audio plays, then this audio playing apparatus closes audio frequency output, if other audio playing apparatus all feed back the response instruction of self non-audio plays, this audio playing apparatus is audio plays, the effect realized be the first audio playing apparatus can not with other audio playing apparatus audio plays simultaneously, the audio frequency avoiding appearance two audio playing apparatus to play interferes with each other, formed noisy.
Further, this audio play control method also comprises:
The inquiry instruction that the audio playing apparatus that described first audio playing apparatus receives other sends;
Whether described first audio playing apparatus detects self just in audio plays;
If so, then described first audio playing apparatus to described other audio playing apparatus feedback self just in the response instruction of audio plays;
If not, then described first audio playing apparatus to described other audio playing apparatus feedback self non-audio plays response instruction.
In further scheme, first audio playing apparatus receives the inquiry instruction of other audio playing apparatus and makes response, other audio playing apparatus are confirmed self whether audio plays should provide basis for estimation, as can be seen here, multiple audio playing apparatus realizes two-way communication, whether should audio plays, said method reaches the object automatically controlling only to have at one time an audio playing apparatus playback of audio information if all automatically can detect self.
In the present embodiment, setting up two-way communication connection between multiple audio playing apparatus can be by serial ports, parallel port or other transmitted in both directions Interface realizations.The audio play control method that the present embodiment provides is applied in Multi-audio-frequency system splicing equipment, wherein, described Multi-audio-frequency system splicing equipment is mainly the equipment that digital signage, intelligent interaction flat board etc. have screen, therefore described source signal also may comprise video information, preferably, described source signal comprises at least one in audio-frequency information and video information.
If at above-mentioned steps S102, when parsing audio-frequency information and video information from source signal, then in above-mentioned steps S103, described first audio playing apparatus receives other any one audio playing apparatus feedback self just in the response instruction of audio plays, only play video information, refusal plays the audio-frequency information in described source signal; In above-mentioned steps S104, described first audio playing apparatus receives the response instruction that other audio playing apparatus all feed back self non-audio plays, plays audio-frequency information and the video information of described source signal;
If at above-mentioned steps S105, from source signal, only parse video information, when not parsing audio-frequency information, then play video information.
Above-described embodiment only for the first audio playing apparatus (one of them audio playing apparatus) in Multi-audio-frequency system splicing equipment, is described in detail the audio play control method of this first audio playing apparatus.It should be noted that, in the middle of concrete enforcement, other audio playing apparatus in Multi-audio-frequency system splicing equipment also adopt the audio play control method identical with above-mentioned first audio playing apparatus, and carry out audio frequency Play Control, the present invention is repeated description no longer.
Correspondingly, the embodiment of the present invention also provides a kind of Multi-audio-frequency system to splice equipment, can implement all process steps of above-mentioned audio play control method.
See Fig. 2, it is the structural representation of an embodiment of Multi-audio-frequency system provided by the invention splicing equipment.Multiple audio playing apparatus is configured with in this Multi-audio-frequency system splicing equipment, as the first audio playing apparatus 201 in Fig. 2 and the audio playing apparatus such as the second audio playing apparatus 202, the 3rd audio playing apparatus 203, and between described multiple audio playing apparatus, establish two-way communication connection; Set up two-way communication by serial ports, parallel port or other transmitted in both directions interfaces between multiple audio playing apparatus to connect, be preferably serial ports.
As shown in Figure 3, be the structural representation of an embodiment of one of them audio playing apparatus in Multi-audio-frequency system splicing equipment provided by the invention.Described audio playing apparatus comprises source signal reception unit 301, audio frequency closing unit 303 and source signal broadcast unit 304, specific as follows:
Source signal reception unit 301, for receiving source signal from multimedia interface;
Inquiry unit 302, for when parsing audio-frequency information from described source signal, whether in described Multi-audio-frequency system splicing equipment, other audio playing apparatus send inquiry instruction, to ask described other audio playing apparatus feedback self just in the response instruction of audio plays;
Audio frequency closing unit 303, if any one audio playing apparatus for receiving other feeds back self just in the response instruction of audio plays, then refusal plays the audio-frequency information in described source signal;
First source signal broadcast unit 304, if the response instruction of all feeding back self non-audio plays for receiving other audio playing apparatus, then plays described source signal;
Second source signal broadcast unit 305, for when not parsing audio-frequency information from described source signal, plays described source signal.
Further, described audio playing apparatus also comprises inquiry instruction reception unit 306, detecting unit 307, first response unit 308 and the second response unit 309, specific as follows:
Inquiry instruction reception unit 306, the inquiry instruction that the audio playing apparatus for receiving other sends;
Whether detecting unit 307, for detecting this audio playing apparatus just in audio plays;
First response unit 308, if this audio playing apparatus detected just in audio plays for described detecting unit, then to described other audio playing apparatus feedback self just in the response instruction of audio plays;
Second response unit 309, if the non-audio plays of this audio playing apparatus detected for described detecting unit, then to described other audio playing apparatus feedback self non-audio plays response instruction.
The Multi-audio-frequency system splicing equipment that the present embodiment provides, can be digital signage, intelligent interaction flat board etc. has the equipment of screen, therefore described source signal also may comprise video information, and preferably, described source signal comprises at least one in audio-frequency information and video information.
It should be noted that, the embodiment shown in Fig. 3 only for one of them audio playing apparatus in Multi-audio-frequency system splicing equipment, is described in detail the structure of this audio playing apparatus.In the middle of concrete enforcement, other audio playing apparatus in Multi-audio-frequency system splicing equipment also have identical function with the audio playing apparatus shown in Fig. 3, adopt identical audio play control method to carry out audio frequency Play Control, the present invention no longer carries out repeated description to the structure of other audio playing apparatus and audio play control method.
The audio play control method that the embodiment of the present invention provides and Multi-audio-frequency system splicing equipment, make between the multiple audio playing apparatus in Multi-audio-frequency system splicing equipment, to set up two-way communication to connect, when any one audio playing apparatus prepares audio plays, whether automatically can detect other audio playing apparatus just in audio plays.If this audio playing apparatus detects that other audio playing apparatus is just when audio plays, then this audio playing apparatus closes audio frequency output, therefore the object automatically controlling only to have at one time an audio playing apparatus playback of audio information is reached, thus avoid multiple audio playing apparatus in Multi-audio-frequency system splicing equipment at the same time audio plays time, and the sound superposition produced and noisy problem; Also avoid adopting in prior art artificial treatment to bother, easy degradation problem under error, Consumer's Experience.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvement and distortion, these improve and distortion is also considered as protection scope of the present invention.
Claims (8)
1. an audio play control method, is characterized in that, comprising:
The first audio playing apparatus in Multi-audio-frequency system splicing equipment receives source signal from multimedia interface; Wherein, in described Multi-audio-frequency system splicing equipment, be configured with multiple audio playing apparatus, and between described multiple audio playing apparatus, establish two-way communication connection;
When described first audio playing apparatus parses audio-frequency information from described source signal, whether in described Multi-audio-frequency system splicing equipment, other audio playing apparatus send inquiry instruction, to ask described other audio playing apparatus feedback self just in the response instruction of audio plays;
If described first audio playing apparatus receives other any one audio playing apparatus feedback self just in the response instruction of audio plays, then refusal plays the audio-frequency information in described source signal;
If described first audio playing apparatus receives the response instruction that other audio playing apparatus all feed back self non-audio plays, then play described source signal;
When described first audio playing apparatus does not parse audio-frequency information from described source signal, play described source signal.
2. audio play control method as claimed in claim 1, it is characterized in that, described audio play control method also comprises:
The inquiry instruction that the audio playing apparatus that described first audio playing apparatus receives other sends;
Whether described first audio playing apparatus detects self just in audio plays;
If so, then described first audio playing apparatus to described other audio playing apparatus feedback self just in the response instruction of audio plays;
If not, then described first audio playing apparatus to described other audio playing apparatus feedback self non-audio plays response instruction.
3. audio play control method as claimed in claim 1 or 2, it is characterized in that, described source signal comprises at least one in audio-frequency information and video information.
4. audio play control method as claimed in claim 1 or 2, is characterized in that, sets up two-way communication connect between described multiple audio playing apparatus by serial ports.
5. a Multi-audio-frequency system splicing equipment, is characterized in that, be configured with multiple audio playing apparatus in described Multi-audio-frequency system splicing equipment, and establishes two-way communication connection between described multiple audio playing apparatus;
Described audio playing apparatus comprises:
Source signal reception unit, for receiving source signal from multimedia interface;
Inquiry unit, for when parsing audio-frequency information from described source signal, whether in described Multi-audio-frequency system splicing equipment, other audio playing apparatus send inquiry instruction, to ask described other audio playing apparatus feedback self just in the response instruction of audio plays;
Audio frequency closing unit, if any one audio playing apparatus for receiving other feeds back self just in the response instruction of audio plays, then refusal plays the audio-frequency information in described source signal;
First source signal broadcast unit, if the response instruction of all feeding back self non-audio plays for receiving other audio playing apparatus, then plays described source signal;
Second source signal broadcast unit, for when not parsing audio-frequency information from described source signal, plays described source signal.
6. Multi-audio-frequency system splicing equipment as claimed in claim 5, it is characterized in that, described audio playing apparatus also comprises:
Inquiry instruction reception unit, the inquiry instruction that the audio playing apparatus for receiving other sends;
Whether detecting unit, for detecting this audio playing apparatus just in audio plays;
First response unit, if this audio playing apparatus detected just in audio plays for described detecting unit, then to described other audio playing apparatus feedback self just in the response instruction of audio plays;
Second response unit, if the non-audio plays of this audio playing apparatus detected for described detecting unit, then to described other audio playing apparatus feedback self non-audio plays response instruction.
7. the Multi-audio-frequency system splicing equipment as described in claim 5 or 6, it is characterized in that, described source signal comprises at least one in audio-frequency information and video information.
8. the Multi-audio-frequency system splicing equipment as described in claim 5 or 6, is characterized in that, set up two-way communication connect between described multiple audio playing apparatus by serial ports.
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| CN201510847103.6A CN105355222B (en) | 2015-11-26 | 2015-11-26 | Audio play control method and multitone display system splice equipment |
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| CN201510847103.6A CN105355222B (en) | 2015-11-26 | 2015-11-26 | Audio play control method and multitone display system splice equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107155155A (en) * | 2017-06-12 | 2017-09-12 | 宇龙计算机通信科技(深圳)有限公司 | Audio-frequency inputting method, device, mobile terminal and computer-readable recording medium |
| CN108391222A (en) * | 2018-02-05 | 2018-08-10 | 成都动视时代科技有限公司 | A kind of data transmission method of network digital label |
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| US20130222722A1 (en) * | 2012-02-27 | 2013-08-29 | Lenovo (Beijing) Co., Ltd. | Display Method, Information Processing Method, Electronic Device, And Display System |
| CN103809953A (en) * | 2012-11-14 | 2014-05-21 | 腾讯科技（深圳）有限公司 | Multimedia playing monitoring method and system |
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- 2015-11-26 CN CN201510847103.6A patent/CN105355222B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130222722A1 (en) * | 2012-02-27 | 2013-08-29 | Lenovo (Beijing) Co., Ltd. | Display Method, Information Processing Method, Electronic Device, And Display System |
| CN103809953A (en) * | 2012-11-14 | 2014-05-21 | 腾讯科技（深圳）有限公司 | Multimedia playing monitoring method and system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107155155A (en) * | 2017-06-12 | 2017-09-12 | 宇龙计算机通信科技(深圳)有限公司 | Audio-frequency inputting method, device, mobile terminal and computer-readable recording medium |
| CN108391222A (en) * | 2018-02-05 | 2018-08-10 | 成都动视时代科技有限公司 | A kind of data transmission method of network digital label |
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| CN105355222B (en) | 2018-10-16 |
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