CN105657327A - Video and audio processing method, device and system - Google Patents
Video and audio processing method, device and system Download PDFInfo
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- CN105657327A CN105657327A CN201410713389.4A CN201410713389A CN105657327A CN 105657327 A CN105657327 A CN 105657327A CN 201410713389 A CN201410713389 A CN 201410713389A CN 105657327 A CN105657327 A CN 105657327A
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- terminal
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- local terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/15—Conference systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
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- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention provides a video and audio processing method, device and system. The audio and video processing method comprises the following steps: collecting audio and video information of a home terminal according to an audio and video collection request sent by the home terminal; encoding the audio and video information to generate audio and video code stream; and sending the audio and video code stream to the home terminal, wherein the audio and video code stream is sent by the home terminal to a remote terminal. By adopting the video and audio processing method provided by the invention, the home terminal can transmit multiple paths of audio and video code stream to the remote terminal in the case of having no multipath audio and video encoding ability.
Description
Technical field
The present invention relates to video conferencing technology field, relate in particular to a kind of audio/video processing method, dressPut and system.
Background technology
In existing correlation technique, video conference television terminal function not only has the biography of audio frequency, videoDefeated, can also pass through two video streaming transmission technology, for example H.239 wait related protocol to realize auxiliary videoTransmission. Generally, main video transmits character image video, and auxiliary video transmits to be needed to shareContent, also have some technology can realize how auxiliary transmission of video function.
In the prior art, a lot of video conference terminal locating due to video/audio coding chip ownManage scarce capacity, cannot carry out the coding place of the multichannel code streams such as main video, auxiliary video, audio frequency simultaneouslyReason. The soft video conference terminal for example using on mobile phone, in the time carrying out video conference, mobile phone is logicalOften can provide main video He Yi road, a road audio frequency to far-end, cannot provide the 2nd road video to far-end.Therefore,, due to the deficiency of local terminal terminal code capacity, cause realizing the transmission of multichannel audio-video frequency.
Summary of the invention
Can not realize in order to solve video conference terminal in prior art the technology that multichannel audio-video frequency transmitsProblem, the invention provides a kind of audio/video processing method, Apparatus and system, at least to solveState problem.
According to an aspect of the present invention, provide a kind of audio/video processing method, having comprised: according toThe collection audio frequency and video request that described local terminal terminal sends, the audio/video information of collection local terminal; To describedAudio/video information coding generates audio-video code stream; Send to described local terminal eventually described audio-video code streamEnd, wherein, described audio-video code stream is transmitted to distance terminal by described local terminal terminal.
Alternatively, the collection audio frequency and video request sending according to described local terminal terminal gathers the sound of local terminal and looksFrequently before information, also comprise: be connected with described local terminal terminal wireless.
Alternatively, be connected with described local terminal terminal wireless, comprise: protect WPS is set by WiFi(Wi-FiProtectedSetup, wireless protection setting) agreement and described local terminal terminal wireless connectConnect.
Alternatively, described audio/video information coding is generated to audio-video code stream, comprising: according to local terminalThe coded format requirement that terminal sends, to described audio/video information coding.
According to a further aspect of the invention, provide a kind of audio/video processing method, having comprised: connectReceive the audio-video code stream that local terminal terminal sends, wherein, described audio-video code stream is that distance terminal is to thisEnd terminal sends; The described audio-video code stream of decoding; Described in the audio-video code stream of decoding is sent toLocal terminal terminal, described audio-video code stream, can be shown by described local terminal terminal.
Alternatively, before the audio-video code stream that described reception local terminal terminal sends, comprising: with describedLocal terminal terminal wireless connects.
According to another aspect of the present invention, provide a kind of audio frequency and video treating apparatus, having comprised: adoptCollection module, for the collection audio frequency and video request sending according to described local terminal terminal, gathers the sound of local terminalVideo information; Coding module, for generating audio-video code stream to described audio/video information coding; TheOne sending module, for described audio-video code stream being sent to described local terminal terminal, wherein, described inAudio-video code stream is transmitted to distance terminal by described local terminal terminal.
Alternatively, described device comprises: wireless connections module, for described local terminal terminal wirelessConnect.
Alternatively, described wireless connections module, comprising: WPS unit, and for protecting by WiFiWPS agreement is set to be connected with described local terminal terminal wireless.
Alternatively, described coding module, the also coded format requirement for sending according to local terminal terminal,To described audio/video information coding.
According to a further aspect of the invention, provide a kind of audio frequency and video treating apparatus, comprising: secondReceiver module, the audio-video code stream sending for receiving local terminal terminal, wherein, described audio frequency and video codeStream is that distance terminal sends to local terminal terminal; Decoder module, for the described audio-video code stream of decoding;The second sending module, for sending to the audio-video code stream of decoding described local terminal terminal, described soundVideo code flow, can be shown by described local terminal terminal.
Alternatively, described device comprises: wireless connections module, for described local terminal terminal wirelessConnect.
According to an also aspect of the present invention, a kind of audio frequency and video treatment system is provided, comprising: soundVideo process apparatus, for the collection audio frequency and video request sending according to described local terminal terminal, gathers thisThe audio/video information of end, generates audio-video code stream to described audio/video information coding, and described sound is lookedFrequently code stream sends to described local terminal terminal, and wherein, described audio-video code stream is turned by described local terminal terminalIssue distance terminal; Local terminal terminal, for sending and gather audio frequency and video to described audio frequency and video treating apparatusRequest, receives the audio-video code stream after described audio frequency and video treating apparatus coding, and sends to far-end eventuallyEnd.
Alternatively, described audio frequency and video treating apparatus and described local terminal terminal are protected setting by WiFiThe wireless connections of WPS agreement.
Alternatively, described audio frequency and video treating apparatus is connected with described local terminal terminal with star-like distribution mode.
By the present invention, the collection audio frequency and video request sending according to described local terminal terminal, gathers local terminalAudio/video information; Described audio/video information coding is generated to audio-video code stream; By described audio frequency and videoCode stream sends to described local terminal terminal, and wherein, described audio-video code stream is forwarded by described local terminal terminalGive distance terminal. Make local terminal terminal under not possessing the condition of multichannel audio-video frequency code capacity,Also can carry out with distance terminal the transmission of multichannel audio-video frequency code stream.
Brief description of the drawings
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the application'sA part, schematic description and description of the present invention is used for explaining the present invention, it is right not formImproper restriction of the present invention. In the accompanying drawings:
Fig. 1 is the audio/video coding process flow figure according to the embodiment of the present invention;
Fig. 2 is connected stream according to the audio frequency and video treating apparatus of the embodiment of the present invention with local terminal terminal wirelessCheng Tu;
Fig. 3 is the audio/video decoding process flow figure according to the embodiment of the present invention;
Fig. 4 is the audio frequency and video treating apparatus structured flowchart one according to the embodiment of the present invention;
Fig. 5 is the audio frequency and video treating apparatus structured flowchart two according to the embodiment of the present invention;
Fig. 6 is the audio/video decoding treating apparatus structured flowchart according to the embodiment of the present invention;
Fig. 7 is the audio frequency and video treatment system structural representation one according to the embodiment of the present invention;
Fig. 8 is the audio frequency and video treatment system structural representation two according to the embodiment of the present invention.
Detailed description of the invention
Hereinafter also describe the present invention in detail with reference to accompanying drawing in conjunction with the embodiments. It should be noted that,In the situation that not conflicting, the feature in embodiment and embodiment in the application can combine mutually.
The embodiment of the present invention provides a kind of audio/video processing method, and Fig. 1 is according to the invention processThe audio/video coding process flow figure of example, as shown in Figure 1, the method comprises the following steps:
S102, receives the collection audio frequency and video request that local terminal terminal sends, and holds process in video conferenceIn, if having auxiliary video or audio frequency and video demand, can be by auxiliary video or sound in local terminal terminalTake place frequently and send button, send to audio frequency and video treating apparatus the audio frequency and video request that gathers;
S104, the collection audio frequency and video request sending according to described local terminal terminal, the sound that gathers local terminal is lookedFrequently information, the audio frequency that wherein can gather local terminal can be realized by connecting Mike, collection local terminalVideo can connect camera by HDMI interface, or with VGA interface connection PC;
S106, the audio/video information collecting is encoded more, generates audio-video code stream, this stepIn can carry out UDP packing to after audio/video information coding;
S108, sends to described local terminal terminal by described audio-video code stream, and local terminal terminal can not doneAny processing, is directly transmitted to distance terminal.
By the embodiment of the present invention, the collection audio frequency and video request sending according to described local terminal terminal, adoptsThe audio/video information of collection local terminal; Described audio/video information coding is generated to audio-video code stream; Described in inciting somebody to actionAudio-video code stream sends to described local terminal terminal, and wherein, described audio-video code stream by described local terminal eventuallyEnd is transmitted to distance terminal. Make local terminal terminal at the bar not possessing multichannel audio-video frequency code capacityUnder part, also can carry out with distance terminal the transmission of multichannel audio-video frequency code stream.
In an embodiment of the invention, the collection audio frequency and video that send according to described local terminal terminalRequest is also connected with described local terminal terminal wireless before gathering the audio/video information of local terminal. Fig. 2 isBe connected flow chart according to the audio frequency and video treating apparatus of the embodiment of the present invention with local terminal terminal wireless, as figureShown in 2, the method comprises the following steps:
S202, the request of audio frequency and video treating apparatus and local terminal terminal are set up wireless connections;
S204, local terminal terminal is carried out the confirmation of wireless connections, if connection failure, prompting is abnormalAnd exit Connection Step;
S206, if above-mentioned steps runs succeeded, local terminal terminal and audio frequency and video treating apparatus are set upWireless connections;
S208, the wireless pairing key of local terminal terminal checking audio frequency and video treating apparatus, this step canProtected and WPS agreement is set realizes by WiFi, if key input error, prompting is abnormal,If errors number exceedes several times, exit wireless pairing step;
S210, if above-mentioned steps runs succeeded, local terminal terminal and audio frequency and video treating apparatus are wirelessSuccessful matching, sets up wireless communication paths.
In an embodiment of the invention, audio frequency and video treating apparatus receives the transmission of local terminal terminalGather audio frequency and video request, meanwhile, also receive the coded format requirement that local terminal terminal sends; Audio frequency and videoAudio frequency or video information are carried out in the collection audio frequency and video request that treating apparatus sends according to local terminal terminalAfter collection, the coded format also sending according to local terminal terminal requires above-mentioned audio frequency or video informationEncode, generate audio-video code stream, then be transmitted to distance terminal by local terminal terminal.
The embodiment of the present invention also provides a kind of audio/video processing method, and Fig. 3 is real according to the present inventionExecute routine audio/video decoding process flow figure, as shown in Figure 3, the method comprises the following steps:
S302, receives the audio-video code stream that local terminal terminal sends, holds in process in video conference,Distance terminal sends auxiliary video or audio frequency to local terminal terminal, and local terminal terminal is transmitted to audio frequency and video and processes dressPut;
S304, the audio-video code stream of above-mentioned reception is encoded, audio frequency and video treating apparatus is to thisAudio-video code stream is decoded;
S306, sends to local terminal terminal by the audio-video code stream of above-mentioned decoding, and this local terminal terminal just canTo show above-mentioned auxiliary video or audio frequency.
By the embodiment of the present invention, receive the audio-video code stream that local terminal terminal sends, wherein, described inAudio-video code stream is that distance terminal sends to local terminal terminal; The described audio-video code stream of decoding; To separateThe audio-video code stream of code sends to described local terminal terminal, and described audio-video code stream, can be by describedEnd terminal shows. Make local terminal terminal under not possessing the condition of multichannel audio-video frequency decoding capability,Also can carry out with distance terminal the transmission of multichannel audio-video frequency code stream.
In an embodiment of the invention, the audio-video code stream that described reception local terminal terminal sendsBefore, can set up wireless connections with described local terminal terminal.
The embodiment of the present invention also provides a kind of audio frequency and video treating apparatus, and Fig. 4 is real according to the present inventionExecute routine audio frequency and video treating apparatus structured flowchart one, as shown in Figure 4, this device comprises: gather mouldPiece 402, for the collection audio frequency and video request sending according to described local terminal terminal, gathers the sound of local terminalVideo information; Coding module 404, for generating audio-video code stream to described audio/video information coding;The first sending module 406, for described audio-video code stream being sent to described local terminal terminal, wherein,Described audio-video code stream is transmitted to distance terminal by described local terminal terminal.
By the embodiment of the present invention, the collection sound that acquisition module 402 sends according to described local terminal terminalVideo request, the audio/video information of collection local terminal; Coding module 404 is compiled described audio/video informationCode generates audio-video code stream; Described audio-video code stream is sent to described by the first sending module 406End terminal, wherein, described audio-video code stream is transmitted to distance terminal by described local terminal terminal. MakeLocal terminal terminal under not possessing the condition of multichannel audio-video frequency code capacity, also can with distance terminalCarry out the transmission of multichannel audio-video frequency code stream.
Fig. 5 is the audio frequency and video treating apparatus structured flowchart two according to the embodiment of the present invention, in the present inventionAn embodiment in, as shown in Figure 5, this device also comprises: wireless connections module 508,Set up wireless connections for audio frequency and video treating apparatus and described local terminal terminal. Described wireless connections module508 can also comprise WPS unit, for protecting by WiFi, WPS agreement and described local terminal are setTerminal wireless connects.
In an embodiment of the invention, described coding module, also for according to local terminal terminalThe coded format requirement sending, to described audio/video information coding. Local terminal terminal will gather audio frequency and videoThe request of information sends to audio frequency and video treating apparatus, also coded format requirement information is sent to simultaneouslyThis device, coding module 504 requires the audio/video information to gathering to carry out according to above-mentioned coded formatCoding, generates audio-video code stream, is then sent to by local terminal terminal by the first sending module 506Distance terminal.
The embodiment of the present invention also provides a kind of audio frequency and video treating apparatus, and Fig. 6 is real according to the present inventionExecute routine audio/video decoding treating apparatus structured flowchart, as shown in Figure 6, this device comprises: secondReceiver module 602, the audio-video code stream sending for receiving local terminal terminal, wherein, described sound is lookedFrequently code stream is that distance terminal sends to local terminal terminal; Decoder module 604, for the described sound of decodingVideo code flow; The second sending module 606, for sending to described by the audio-video code stream of decodingEnd terminal, described audio-video code stream, can be shown by described local terminal terminal.
By the embodiment of the present invention, the second receiver module 602 receives the audio frequency and video that local terminal terminal sendsCode stream, wherein, described audio-video code stream is that distance terminal sends to local terminal terminal; Decoder moduleThe described audio-video code stream of 604 decoding; The second sending module 606 sends the audio-video code stream of decodingGive described local terminal terminal, described audio-video code stream, can be shown by described local terminal terminal. Make thisEnd terminal, under not possessing the condition of multichannel audio-video frequency decoding capability, also can be entered with distance terminalThe transmission of row multichannel audio-video frequency code stream.
In an embodiment of the invention, this device can also comprise wireless connections module, usesBe connected with described local terminal terminal wireless in audio frequency and video treating apparatus. In this wireless connections module and Fig. 5Wireless connections module 508 is consistent.
The embodiment of the present invention also provides a kind of audio frequency and video treatment system, and Fig. 7 is real according to the present inventionExecute routine audio frequency and video treatment system structural representation one, as shown in Figure 7, this system comprises: sound is lookedFrequency processing device, the collection audio frequency and video request sending for receiving local terminal terminal, according to described local terminalThe collection audio frequency and video request that terminal sends, the audio/video information of collection local terminal, the described audio frequency and video of encodingInformation, generates audio-video code stream, and described audio-video code stream is sent to described local terminal terminal, wherein,Described audio-video code stream is transmitted to distance terminal by described local terminal terminal. Local terminal terminal, for to instituteState audio frequency and video treating apparatus and send the request of collection audio frequency and video, receive described audio frequency and video treating apparatus codingAfter audio-video code stream, and send to distance terminal. The distance terminal being connected with this system, forReceive the audio-video code stream that described local terminal terminal sends, and decode.
By the embodiment of the present invention, audio frequency and video treating apparatus, what send according to described local terminal terminal adoptsThe request of collection audio frequency and video, the audio/video information of collection local terminal, generates sound to described audio/video information codingVideo code flow, sends to described local terminal terminal by described audio-video code stream, wherein, and described audio frequency and videoCode stream is transmitted to distance terminal by described local terminal terminal; Local terminal terminal, processes dress to described audio frequency and videoPut and send the request of collection audio frequency and video, receive the audio-video code stream after described audio frequency and video treating apparatus coding,And send to distance terminal. Make in this system local terminal terminal multichannel audio-video frequency be encoded not possessingUnder the condition of ability, also can carry out with distance terminal the transmission of multichannel audio-video frequency code stream.
In an embodiment of the invention, the audio frequency and video treating apparatus in audio frequency and video treatment systemAnd protect and WPS agreement is set sets up WiFi wireless connections by WiFi between local terminal terminal. DescribedAudio frequency and video treating apparatus comprises processor and wireless connections module, and described wireless connections module is supported WPSAutomatic configuration protocol, described local terminal conference terminal also includes processor, display and wireless connectionsModule, described wireless connections module is supported WPS automatic configuration protocol. Audio frequency and video treating apparatus passes throughButton triggers the flow process that connects between local terminal terminal wireless link block, local terminal conference terminalWireless connections module detects after the request link setup of WiFi client (audio frequency and video treating apparatus),Point out by video conference terminal UI interface, on video conference terminal UI interface, carry out reallyAfter recognizing, local terminal conference terminal and audio frequency and video treating apparatus just can complete binding automatically.
Fig. 8 is the audio frequency and video treatment system structural representation two according to the embodiment of the present invention, as Fig. 8Shown in, in an embodiment of the invention, the audio frequency and video in audio frequency and video treatment system are processed dressIt can be multiple putting, and can be connected with local terminal terminal by star-like distribution mode.
Obviously, it is apparent to those skilled in the art that above-mentioned of the present invention each module or respectively walkSuddenly can realize with general calculation element, they can concentrate on single calculation element,Or be distributed on the network that multiple calculation elements form, alternatively, they can be with calculating dressPut executable program code and realize, thereby, they can be stored in storage device by countingCalculate device and carry out, and in some cases, can be to be different from shown in order execution hereinThe step that goes out or describe, or they are made into respectively to each integrated circuit modules, or by itIn multiple modules or step be made into single integrated circuit module and realize. Like this, the present inventionBe not restricted to any specific hardware and software combination.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, rightIn those skilled in the art, the present invention can have various modifications and variations. All in the present inventionSpirit and principle within, any amendment of doing, be equal to replacement, improvement etc., all should be included inWithin protection scope of the present invention.
Claims (15)
1. an audio/video processing method, is characterized in that, comprising:
The collection audio frequency and video request sending according to described local terminal terminal, the audio frequency and video of collection local terminalInformation;
Described audio/video information coding is generated to audio-video code stream;
Described audio-video code stream is sent to described local terminal terminal, wherein, described audio frequency and video codeStream is transmitted to distance terminal by described local terminal terminal.
2. method according to claim 1, is characterized in that, sends according to described local terminal terminalThe request of collection audio frequency and video gather the audio/video information of local terminal before, also comprise: with describedEnd terminal wireless connects.
3. method according to claim 2, is characterized in that, connects with described local terminal terminal wirelessConnect, comprising: protect and WPS agreement is set is connected with described local terminal terminal wireless by WiFi.
4. according to the method described in claims 1 to 3 any one, it is characterized in that, described sound is lookedFrequently information coding generates audio-video code stream, comprising:
The coded format requirement sending according to local terminal terminal, to described audio/video information coding.
5. an audio/video processing method, is characterized in that, comprising:
Receive the audio-video code stream that local terminal terminal sends, wherein, described audio-video code stream is far awayEnd terminal sends to local terminal terminal;
The described audio-video code stream of decoding;
The audio-video code stream of decoding is sent to described local terminal terminal, described audio-video code stream,Shown by described local terminal terminal.
6. method according to claim 5, is characterized in that, described reception local terminal terminal sendsAudio-video code stream before, comprising: be connected with described local terminal terminal wireless.
7. an audio frequency and video treating apparatus, is characterized in that, comprising:
Acquisition module, for the collection audio frequency and video request sending according to described local terminal terminal, adoptsThe audio/video information of collection local terminal;
Coding module, for generating audio-video code stream to described audio/video information coding;
The first sending module, for described audio-video code stream being sent to described local terminal terminal,Wherein, described audio-video code stream is transmitted to distance terminal by described local terminal terminal.
8. device according to claim 7, is characterized in that, described device comprises: wireless companyConnection module, for being connected with described local terminal terminal wireless.
9. transmitting apparatus according to claim 8, is characterized in that, described wireless connections module, bagDraw together: WPS unit, for protect by WiFi arrange WPS agreement and described local terminal terminal withoutLine connects.
10. according to the device described in claim 7 to 9 any one, it is characterized in that described coding mouldPiece, the also coded format requirement for sending according to local terminal terminal, to described audio/video informationCoding.
11. 1 kinds of audio frequency and video treating apparatus, is characterized in that, comprising:
The second receiver module, the audio-video code stream sending for receiving local terminal terminal, wherein,Described audio-video code stream is that distance terminal sends to local terminal terminal;
Decoder module, for the described audio-video code stream of decoding;
The second sending module, for the audio-video code stream of decoding being sent to described local terminal terminal,Described audio-video code stream, is shown by described local terminal terminal.
12. devices according to claim 11, is characterized in that, described device comprises: wireless companyConnection module, for being connected with described local terminal terminal wireless.
13. 1 kinds of audio frequency and video treatment systems, is characterized in that, comprising:
Audio frequency and video treating apparatus, please for the collection audio frequency and video that send according to described local terminal terminalAsk, gather the audio/video information of local terminal, described audio/video information coding is generated to audio frequency and video codeStream, sends to described local terminal terminal by described audio-video code stream, wherein, and described audio frequency and video codeStream is transmitted to distance terminal by described local terminal terminal;
Local terminal terminal, for send the audio frequency and video request that gathers to described audio frequency and video treating apparatus,Receive the audio-video code stream after described audio frequency and video treating apparatus coding, and send to distance terminal.
14. systems according to claim 13, is characterized in that, described audio frequency and video treating apparatus withDescribed local terminal terminal is protected the wireless connections of WPS agreement is set by WiFi.
15. systems according to claim 14, is characterized in that, described audio frequency and video treating apparatus withStar-like distribution mode is connected with described local terminal terminal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410713389.4A CN105657327A (en) | 2014-11-28 | 2014-11-28 | Video and audio processing method, device and system |
| PCT/CN2015/081981 WO2016082538A1 (en) | 2014-11-28 | 2015-06-19 | Audio/video processing method, apparatus and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410713389.4A CN105657327A (en) | 2014-11-28 | 2014-11-28 | Video and audio processing method, device and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105657327A true CN105657327A (en) | 2016-06-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410713389.4A Withdrawn CN105657327A (en) | 2014-11-28 | 2014-11-28 | Video and audio processing method, device and system |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105657327A (en) |
| WO (1) | WO2016082538A1 (en) |
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| WO2018077105A1 (en) * | 2016-10-25 | 2018-05-03 | 中兴通讯股份有限公司 | Dual-stream conference device and method |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2016082538A1 (en) | 2016-06-02 |
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Application publication date: 20160608 |