CN101894150B - Internet web page audio/video acquisition method and system for mobile communication equipment terminal - Google Patents
Internet web page audio/video acquisition method and system for mobile communication equipment terminal Download PDFInfo
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Abstract
The invention provides an Internet web page audio/video acquisition method for a mobile communication equipment terminal, which comprises the following steps of: acquiring audio data from a sound card of a multimedia personal computer system and acquiring video data from a video card of the multimedia personal computer system; combining and packaging the audio data acquired from the sound card of the multimedia personal computer system and the video data acquired from the video card of the multimedia personal computer system to form simplex audio/video data; creating a virtual data channel used for leading the simplex audio/video data out; converting a data file format of the simplex audio/video data from the virtual data channel; and uploading the simplex audio/video data processed in the audio/video data processing step to an intermediate server for the calling of a mobile terminal. The invention also provides an Internet web page audio/video acquisition system for the mobile communication equipment terminal.
Description
Technical field:
The present invention relates to video web page acquisition method and system, particularly serve the internet web page video capture method and the system of mobile communication equipment terminals.
Background technology:
Video playback has obtained widespread use aspect a lot, comprise program request and program request and live and local playout software live, mobile phone on safety monitoring, the computing machine.In these were used, program request, live and monitoring all will solve the problem of a video source, promptly were the source problems that comes of the video content seen of user.
Current flourishing the Internet era, net cast, order program service almost are ubiquitous, as long as there is the place of order program service almost simultaneously all direct broadcast service can be arranged.These live contents generally are TV programme or on-the-spot broadcasting.If TV programme, video content services provider holds the TV capture card to obtain video source; If on-the-spot broadcasting, video content services provider will take camera and video frequency collection card to obtain video source.This dual mode all will have the hardware cost of capture card.Yet; Owing at present a lot of internet sites the net cast source has been arranged all; If can be the formal transformation of these live videos through the screen collection video flowing of mobile communication equipment terminals (typical example is: mobile phone, individual handheld computer system); Do not need the TV capture card just can obtain video source so, just can save a lot of hardware costs yet from internet site.
In addition, because dog-eat-dog between the present service provider, all ubiquity and is both wanted to release just certain video frequency program in hot broadcast of the other side between each service provider, and oneself does not have the video source file, thus the situation of the business opportunity of letting sth. slip by.
Summary of the invention:
Scope of the present invention is not limit by the statement of this joint summary of the invention on any degree, only by appended claim book defined.
The present invention provides a kind of internet web page audio/video acquisition method of serving mobile communication equipment terminals, may further comprise the steps:
The audio, video data acquisition step is gathered voice data and from the video card of said multimedia personal computer system video data is gathered from the sound card of multimedia personal computer system;
The audio, video data encapsulation step; Will be from the sound card of said multimedia personal computer system to gathering the said voice data that obtains and from the video card of said multimedia personal computer system, making up, encapsulate to gathering the said video data that obtains, form single audio, video data;
The data channel foundation step is created the virtual data channel that is used to derive said single audio, video data;
The audio, video data treatment step will carry out the conversion of document format data from the said single audio, video data of said virtual data channel;
Audio, video data is uploaded step, will be uploaded to transfer server through the said single audio, video data that said audio, video data treatment step is handled, the video source of obtaining and playing as the confession mobile communication equipment terminals that is stored on the said transfer server.
Wherein, in said audio, video data acquisition step, comprising:
Mouse hook foundation step is used to create the mouse hook to keep watch on various mouse information;
The handle acquiring step is obtained the broadcast window handle of said computing machine according to said mouse information;
Broadcast window coordinate obtaining step is according to the coordinate information of the broadcast window of the said multimedia personal computer of said broadcast window handle acquiring system;
Video data intercepting step is gathered corresponding video data, the wherein said video data on the said video card of circle collection in a period of time according to said coordinate information from said video card;
Video data output step with the said coding video data of circle collection in said a period of time, forms a Frame and exports said Frame.
Wherein, In said audio, video data acquisition step; When said multimedia personal computer system provides direct broadcast service for a plurality of channels simultaneously; In said multimedia personal computer system, create corresponding virtual sound card and virtual video card, and gather said voice data and gather video data from said virtual video card from said virtual sound card, wherein said video data is the selection area collection on the said virtual video card.
Wherein, in said audio, video data acquisition step, use the directsound technology said voice data of collection and gather said video data through the video capture processing module.
Wherein, in said audio, video data encapsulation step, the temporary container plug-in unit through the MKV form makes up, encapsulates said voice data and said video data.
Wherein, in said data channel foundation step, adopt virtual data channel to create the module creation virtual data channel.
Wherein, in said audio, video data treatment step, the said single audio, video data file conversion of adopting the FFMPEG converter to receive becomes to be suitable for the portable video that portable terminal uses, such as forms such as MP4.
Wherein, upload in the step, collect the said single audio, video data file of gathering out and send it to said transfer server by the data file delivery module at said audio, video data.
Wherein, the temporary container plug-in unit of said MKV form interlocks said audio, video data and is kept in the MKV audio and video data streams, and keeps the synchronizing information of said voice data and said video data.
Wherein, in said audio, video data treatment step, said virtual data channel is created the virtual data channel of module invokes subprocess virtual data channel output module as the output of the compression subprocess of said FFMPEG converter.
Wherein, in said mouse hook foundation step, create the said mouse hook of module creation with the mouse hook.
Wherein, in said handle acquiring step, obtain the handle of said broadcast window with the handle acquiring module.
Wherein, in said broadcast window coordinate obtaining step, create the coordinate information that module is obtained said broadcast window with the mouse hook.
Wherein, in said video data intercepting step, with video data acquiring module said video data of intercepting from the said video card.
The present invention also provides a kind of internet web page audio/video acquisition system of serving mobile communication equipment terminals, comprising:
The audio, video data collecting unit is used for gathering video data and from the sound card or the virtual sound card audio frequency acquiring data of described multimedia personal computer system from the video card of multimedia personal computer system or virtual video card;
The audio, video data encapsulation unit; Be used for the said voice data that to gather from the sound card or the virtual sound card of described multimedia personal computer system and the said video data of gathering from the system's video card or the virtual video card of described multimedia personal computer and make up, encapsulate, form single audio, video data;
Data channel is created the unit, is used to create the virtual data channel of deriving said single audio, video data;
The audio, video data processing unit; Be used for to carry out the conversion of document format data from the said single audio, video data of said virtual data channel; And to the said single audio, video data file after conversion process compress, the small documents segmentation, the transposing file header processing, will be uploaded to intermediate server through the said single audio, video data of said audio, video data processing unit processes simultaneously.
Wherein, said audio, video data collecting unit also comprises:
The handle acquiring module is used to obtain the handle of the broadcast window of said multimedia personal computer system;
The mouse hook is created module, is used to create the mouse hook and according to the coordinate information of the said broadcast window of said handle acquiring;
The video data acquiring module is used for the coordinate information according to broadcast window, and is said from said video card or the described video data of virtual video card collection.
Wherein, Said audio, video data collecting unit can according to said coordinate information in a period of time from said video card or the corresponding video data of virtual video card cocycle collection; And, form a Frame and export said Frame the said coding video data of circle collection in said a period of time.
Wherein, said audio, video data collecting unit uses the directsound technology to gather described voice data from said sound card or virtual sound card.
Wherein, said audio, video data collecting unit also comprises the video capture processing module that is used to gather said video data.
Wherein, said audio, video data encapsulation unit also comprises the temporary container plug-in unit of the MKV form that described voice data and described video data are made up, encapsulate.
Wherein, said data channel is created the unit and is comprised that also the virtual data channel that is used to create virtual data channel creates module.
Wherein, said audio, video data processing unit also comprises the FFMPEG converter, and the said single audio, video data file conversion that said FFMPEG converter will receive becomes the portable video of MP4 form.
Wherein, said audio, video data processing unit also comprises the data file delivery module, and said data file delivery module is used to collect to be gathered the said single audio, video data file that comes out and send it to said transfer server.
Wherein, Said data channel is created the unit and is also comprised subprocess virtual data channel output module, and said virtual data channel is created the virtual data channel of the said subprocess virtual data channel of module invokes output module as the output of the compression subprocess of said FFMPEG converter.
Technique scheme of the present invention can reach following technique effect:
1. saving cost
The video source of net cast also needs supporting camera, video frequency collection card, these special hardware of TV capture card could realize that these hardware need very big cost except needing the multimedia personal computer system as the basic hardware device.And technical scheme of the present invention can be saved these cost links.Because software has replaced hardware, only need multimedia personal computer system this software of operation just can accomplish the task that video source provides.And the present invention can also obtain the audio frequency and video source from virtual sound card and virtual video card, can be the different audio, video datas of a plurality of channel acquisition at same computer like this, so just provides cost savings greatly.
2. the video source that can be used as other is obtained channel, improves Enterprises'Competitiveness
As previously mentioned, for a service provider that audio/video on-demand is provided, if they do not have ready-made audio-video document to be used for changing, just having no idea provides the service same with adversary rival.Technical scheme of the present invention realizes under the legal prerequisite that is authorized, directly gathering other people live audio-video frequency content, thereby having got access to these audio-video frequency contents, has improved Enterprises'Competitiveness.
3. brand-new solution makes and operates hommization more, and is convenient.
Generally speaking; If using screen scraping software gathers video; So just need the position of the good screen of user definition to gather video to the user, then, the user then needs from the broadcast window of video, to confirm earlier the position of zone in whole screen when confirming screen area; Because the video playback window changes at any time, confirm operation so all will carry out similar window before each the collection.And in technical scheme of the present invention, then can be directly come accurately and automatically to find out play area according to the handle of window, do not need User Defined.The convenience that this has solved operation improves the user experience of software.
Description of drawings:
Fig. 1 is the synoptic diagram of the audio frequency and video live broadcast system of mobile communication equipment terminals;
Fig. 2 is the structured flowchart of serving the pages of Internet audio-video collection system of mobile communication equipment terminals;
Fig. 3 is the internet web page audio/video collecting flowchart figure that serves mobile communication equipment terminals;
The process flow diagram that Fig. 4 obtains for video data.
Embodiment:
Specify embodiment of the present invention below in conjunction with accompanying drawing.
Fig. 1 has shown the synoptic diagram of the video living transmission system of portable terminal.As shown in Figure 1, the video living transmission system of mobile communication equipment terminals comprises: multimedia personal computer system 1, intermediate server 2, mobile communication network 3 (for example GPRS network or CDMA1X network) and mobile communication equipment terminals 4 (for example: mobile phone or individual handheld computer system).Multimedia personal computer system 1 is used for having the Website page that has audio, video data now from the internet and obtains web page audio/video data (comprising: webpage voice data and video web page data); And after the web page audio/video data obtained are become the audio, video data (to call " audio, video data " in the following text) that is suitable for mobile communication equipment terminals through conversion process; Reach intermediate server 2, and be stored on the intermediate server 2 as video source.Intermediate server 2 is used to store corresponding video source and carries out net cast for mobile communication equipment terminals 4 obtains.Mobile communication equipment terminals 4 obtains corresponding audio, video data and can support the media-player software of resolving this video file to play at this mobile communication equipment terminals 4 from the stored video source of middle server 2 through mobile communication network 3.In this embodiment, mobile communication equipment terminals 4 can be tool devices and handset having Internet or individual handheld computer system, and existing is example with the mobile phone.It connects mobile communication equipment network 3 through mobile phone and obtains corresponding audio, video data from the stored video source of middle server 2.Multimedia personal computer system 1 can provide the direct broadcast service of a channel, and the direct broadcast service of a plurality of channels also can be provided simultaneously.When multimedia personal computer system 1 provides direct broadcast service for a plurality of channels; Mode through building with the corresponding multi-dummy machine of above-mentioned number of channels makes this multimedia personal computer system 1 for a plurality of channels the data acquisition service is provided simultaneously, and the mode of gathering audio, video data is changed into from the virtual sound card of this multimedia personal computer system 1 and the mode of virtual video card collection audio, video data by the mode of gathering audio, video data (voice data and video data) from sound card and the video card of this multimedia personal computer system 1.
Fig. 2 is the structured flowchart of serving the pages of Internet video acquisition system of mobile communication equipment terminals.As shown in Figure 2, this video acquisition system mainly comprises audio, video data collecting unit 13, audio, video data encapsulation unit 14, virtual data channel establishment unit 15 and audio, video data processing unit 16.
Audio, video data collecting unit 13 is used for respectively from the sound card 11 audio frequency acquiring data of computing machine 1 and from the video card 12 of computing machine 1, gathers video data.Wherein, When multimedia personal computer 1 provides direct broadcast service for a plurality of channels; Above-mentioned sound card 11 is respectively virtual sound card and virtual video card with video card 12, and above-mentioned voice data and above-mentioned video data include and keep above-mentioned voice data and the synchronous information of above-mentioned video data.In a preferred embodiment of the invention; Adopt capturevideo.exe module (video capture processing module) in the above-mentioned audio, video data collecting unit 13; Collect video data from above-mentioned video card (virtual video card) 12; Adopt simultaneously directSound technology above-mentioned from sound card (virtual sound card) 11, gather the voice data that will obtain, then above-mentioned voice data and video data are submitted to audio, video data encapsulation unit 14.
Audio, video data encapsulation unit 14 is used for receiving the voice data that will be respectively collects from sound card (virtual sound card) 11 and video card (virtual video card) 12 from audio, video data collecting unit 13 and video data and above-mentioned voice data and video data is made up, encapsulates, and forms single audio, video data.Said single audio, video data is meant the audio, video data that data such as voice data, video data are combined, are encapsulated in the same data file and form.In a preferred embodiment of the invention, audio, video data encapsulation unit 14 adopts the temporary container plug-in unit (MatroskaMuxer.ax module) of MKV form.The above-mentioned voice data and the video data that will receive as the temporary container plug-in unit of the MKV form of audio, video data encapsulation unit 14 make up, encapsulate, and form the audio and video data streams of MKV file layout.That is to say, in the audio and video data streams that above-mentioned voice data that temporary container plug-in unit (MatroskaMuxer.ax module) will receive and video data are kept at the MKV file layout alternately so that the form that adapts to single data stream is derived by virtual data channel.The synchronizing information of simultaneously, in audio, video data encapsulation unit 14, also preserving audio frequency and video is done the audio-visual synchronization processing for follow-up audio, video data processing unit 16.
Virtual data channel is created unit 15 and is used to create virtual data channel; Accomplish the combination, encapsulation of audio, video datas when audio, video data encapsulation unit 14 after, the single audio and video data streams derivation that will in audio, video data encapsulation unit 14, be formed by above-mentioned virtual data channel also is sent to audio, video data processing unit 16.In a preferred embodiment of the invention; Virtual data channel is created unit 15 and is comprised the dump.ax module (virtual data channel establishment module) that is used to create virtual data channel, and this dump.ax module can be received in single audio and video data streams, establishment FFMPEG (audio, video data file conversion) process of the MKV file layout that forms in the audio, video data encapsulation unit 14 and send to the FFMPEG subprocess to single audio and video data streams to be compressed.In addition, virtual data channel is created unit 15 and is also comprised Pipe2exe.dll module (subprocess virtual data channel output module), and this Pipe2exe.dll module is the FFMPEG subprocess virtual data channel output module that the dump.ax module is called.
Audio, video data processing unit 16 is used for carrying out the conversion of audio, video data file layout and keeping voice data and processing that video data is synchronous coming from the single audio, video data file of creating the virtual data channel of creating unit 15 by virtual data channel.In a preferred embodiment of the invention; Audio, video data processing unit 16 adopts the FFMPEG converter; Its single audio, video data file conversion that will come from the virtual data channel of being created by virtual data channel establishment unit 15 becomes MP4, avi, asf, mpeg etc. to be suitable for the portable video that mobile phone uses, and wherein the MP4 file adopts the h264+aac form.Simultaneously, in the FFMPEG subprocess, treated single audio and video data streams is compressed, and the segmentation of completion small documents generates and transposing file header (TopHeader) conveniently transmits to transfer server.In addition, audio, video data processing unit 16 also comprises ChannelMonitor.exe module (data file delivery module), and this ChannelMonitor.exe module is used to collect gathers the single audio, video data file that comes out and send it to transfer server 2.Live mobile communication equipment terminals 4 obtains the video flowing that needs, live process that Here it is from middle server 2.
Fig. 3 is the internet web page video acquisition process flow diagram of serving mobile communication equipment terminals.As shown in Figure 3, in step S1, obtain the audio, video data of webpage from the internet.Specifically, multimedia personal computer system 1 is through the internet login station, obtains corresponding web page audio/video data and exported by sound card on the computing machine 1 11 and video card 12 from the webpage of relevant internet site.Wherein, when computing machine 1 is a plurality of channels when direct broadcast service is provided simultaneously, in step S1, also need build the mode with the corresponding multi-dummy machine of above-mentioned number of channels, on computing machine 1, create corresponding virtual sound card and virtual video card thus.Then, gather corresponding audio, video data and the audio, video data that collects is transported to the audio, video data encapsulation unit from the sound card and the video card (virtual sound card and virtual video card) of computing machine 1 by audio, video data collecting unit 13.In this embodiment, preferably, adopt the capturevideo.exe module, collect video data from above-mentioned video card (virtual video card) 12, adopt simultaneously the directSound technology above-mentioned from sound card (virtual sound card) 11, read the voice data that will obtain.
In step S2, audio, video data encapsulation unit 14 will make up, encapsulate from the voice data and the video data of audio, video data collecting unit 13, forms single audio, video data.In a preferred embodiment of the invention; Above-mentioned voice data and video data that the temporary container plug-in unit of MKV form (MatroskaMuxer.ax module) will receive are kept in the audio and video data streams of MKV file layout alternately; Preserve the synchronizing information of audio frequency and video simultaneously, thereby to form single audio and video data streams output.
In step S3, virtual data channel is created the virtual data channel that the single audio and video data streams that is used for transmitting step 2 formation is created in unit 15, and above-mentioned single audio and video data streams is derived and be sent to audio, video data processing unit 16.In a preferred embodiment of the invention; Virtual data channel is created unit 15 and is adopted dump.ax module creation virtual data channels, and be received in the MKV file layout that forms in the audio, video data encapsulation unit 14 single audio and video data streams, create FFMPEG (audio, video data file conversion) process and send to the FFMPEG subprocess to single audio and video data streams and compress.
In step S4; 16 pairs of received single audio, video data files of audio, video data processing unit carry out the conversion of audio, video data file layout and keep voice data and processing that video data is synchronous, and to the single audio, video data file after conversion process compress, small documents segmentation and transposing file header (TopHeader).In a preferred embodiment of the invention; The single audio, video data file conversion that the FFMPEG converter will receive becomes MP4, avi, asf, mpeg etc. to be suitable for the portable video that mobile phone uses; In the FFMPEG subprocess, treated single audio and video data streams is compressed simultaneously, and the segmentation of completion small documents generates and transposing file header (TopHeader) conveniently transmits to intermediate server.Wherein, when the FFMPEG subprocess was accomplished corresponding single audio, video data compression, dump.ax module invokes Pipe2exe.dll module was as the output virtual data channel of FFMPEG subprocess.
In step S5, the single audio, video data of handling through audio, video data processing unit 16 is collected and transfers on the intermediate server 2, and is stored on the intermediate server 2 as video source.Preferably, collect the single audio, video data file of gathering out and send it to intermediate server 2 by the ChannelMonitor.exe module in the audio, video data processing unit 16.Then, mobile communication equipment terminals 4 carries out net cast (step S6) through mobile communication network 3 from the corresponding data that middle server 2 obtains video source.
The process flow diagram that Fig. 4 obtains for video data.As shown in Figure 4, at first, create the mouse hook, be used to keep watch on various mouse information (step S11), obtain the handle (step S12) of the broadcast window of computing machine 1 then according to mouse information.Specifically, in audio, video data collecting unit 13, obtain the handle of the broadcast window of computing machine 1 with mouse hook establishment module (hookdll.dll module) establishment mouse hook with handle acquiring module (WinScraper.exe module).Then, according to the above-mentioned window handle that obtains, obtain the rectangular coordinates frame (window coordinates information) (step S13) on the operating system desktop of multimedia personal computer system 1.In step S14,, from video card 12, obtain corresponding image sectional drawing (video data) according to the window coordinates information of from step S13, obtaining.Specifically; When multimedia personal computer system 1 is channel when direct broadcast service is provided, audio, video data collecting unit 13 can use DriverHandler.dll module (video data acquiring module) to gather corresponding video data from the video card 12 of multimedia personal computer system 1; When multimedia personal computer system 1 simultaneously for a plurality of channels direct broadcast service is provided the time; On the full personal computer system 1 of many matchmakers, create corresponding virtual video card 12, and audio, video data collecting unit 13 uses DriverHandler.dll modules certain selected corresponding video data of regional intercepting on the virtual video card 12 of multimedia personal computer system 1.
In step S14, in certain time interval, can be according to the window coordinates information of obtaining among the step S13, the corresponding IMAQ of circulation intercepting (video data) from video card (virtual video card) 12.In this embodiment, be provided with timer at audio, video data collecting unit 13, the timing that can circulate of this timer.That is to say that when this timer is started from scratch timing when reaching in advance the regular hour threshold value T that is provided with, it can auto zero and picks up counting again.Specifically; In step S14; When the window coordinates information of obtaining in according to step S13 when audio, video data collecting unit 13 began from video card (virtual video card) 12, to gather corresponding static image (video data), timer picked up counting, then in the timing of timer does not reach a period of time of certain hour t (t is less than threshold value T) (step S15: deny); Circle collection corresponding static image (video data) from video card (virtual video card) 12, and be stored in the corresponding reservoir.When the timing of timer reaches certain hour t (t equals threshold value T) (step S15: be); Step S14 begins the circulation of from video card (virtual video card) 12, gathering corresponding video data of a new round; And will be for the previous period the coding video data of circle collection and storage in the threshold value T; Form a Frame, and export (step S16) as video data stream with the form of Frame.
In this embodiment, the size of the above-mentioned a period of time threshold value T that is provided with in advance is as the criterion through can on mobile communication equipment terminals 4 (for example mobile phone or individual handheld computer system), carrying out video playback after the subsequent treatment with the video data of guaranteeing intercepting.For example, should a period of time threshold value T be 125ms if preset, the frame per second that just can obtain video stream data output is 8 frames/s.
Aforesaid detailed description and accompanying drawing carry out through literal interpretation and diagram, and its purpose does not lie in the protection domain that limits claim.Each mutation of embodiment in this instructions is obvious for those of ordinary skill, and is in the protection domain of claim and equivalent technologies thereof.
Claims (13)
1. the internet web page audio/video acquisition method of a mobile communication equipment terminals may further comprise the steps:
The audio, video data acquisition step, audio frequency acquiring data and gather video data from the sound card of multimedia personal computer system from the video card of said multimedia personal computer system;
The audio, video data encapsulation step; The said voice data that to gather from the sound card of said multimedia personal computer system and the said video data of gathering from the video card of said multimedia personal computer system make up, encapsulate, and form single audio, video data;
The data channel foundation step is created the virtual data channel that is used to derive said single audio, video data;
The audio, video data treatment step will carry out the conversion of document format data from the said single audio, video data of said virtual data channel;
Audio, video data is uploaded step, will be uploaded to intermediate server through the said single audio, video data that said audio, video data treatment step is handled and supply portable terminal to call;
Wherein, in said audio, video data acquisition step, said video data is gathered through following step:
Mouse hook foundation step is created the mouse hook to keep watch on various mouse information;
The handle acquiring step is obtained the broadcast window handle of said multimedia personal computer system according to said mouse information;
Broadcast window coordinate obtaining step is according to the coordinate information of the broadcast window of the said multimedia personal computer of said broadcast window handle acquiring system;
The video data acquiring step is gathered corresponding video data, the wherein said video data on the said video card of circle collection in a period of time according to said coordinate information from said video card;
Video data output step with the said coding video data of circle collection in said a period of time, forms a Frame and exports said Frame;
Wherein, In said audio, video data acquisition step; When said multimedia personal computer system provides direct broadcast service for a plurality of channels simultaneously; In said multimedia personal computer system, create corresponding virtual sound card and virtual video card, and gather said voice data and gather video data from said virtual video card from said virtual sound card, wherein said video data is the selection area collection on the said virtual video card.
2. internet web page audio/video acquisition method according to claim 1 is characterized in that,
In said audio, video data acquisition step, use the directsound technology said voice data of collection and gather said video data through the video capture processing module;
In said audio, video data encapsulation step, the temporary container plug-in unit through the MKV form makes up, encapsulates said voice data and said video data;
In said data channel foundation step, adopt virtual data channel to create the module creation virtual data channel;
In said audio, video data treatment step, the single audio, video data file conversion of adopting the FFMPEG converter to receive becomes to be suitable for the video file that mobile communication equipment terminals uses or plays;
Upload in the step at said audio, video data, collect the said single audio, video data file of gathering out and send it to said intermediate server by the data file delivery module.
3. internet web page audio/video acquisition method according to claim 2; It is characterized in that; The temporary container plug-in unit of said MKV form interlocks said audio, video data and is kept in the MKV audio and video data streams, and keeps the synchronizing information of said voice data and said video data.
4. internet web page audio/video acquisition method according to claim 2; It is characterized in that; In said audio, video data treatment step, said virtual data channel is created the virtual data channel of module invokes subprocess virtual data channel output module as the output of the compression subprocess of said FFMPEG converter.
5. internet web page audio/video acquisition method according to claim 1 is characterized in that, in said mouse hook foundation step, creates the said mouse hook of module creation with the mouse hook.
6. internet web page audio/video acquisition method according to claim 1 is characterized in that, in said handle acquiring step, obtains the handle of said broadcast window with the handle acquiring module.
7. internet web page audio/video acquisition method according to claim 1 is characterized in that, in said broadcast window coordinate obtaining step, creates the coordinate information that module is obtained said broadcast window with the mouse hook.
8. internet web page audio/video acquisition method according to claim 1 is characterized in that, with video data acquiring module said video data of intercepting from the said video card.
9. the internet web page audio/video acquisition system of a mobile communication equipment terminals comprises:
The audio, video data collecting unit is used for gathering video data and from the sound card or the virtual sound card audio frequency acquiring data of described multimedia personal computer system from the video card of multimedia personal computer system or virtual video card;
The audio, video data encapsulation unit; Said voice data that is used for gathering from the sound card or the virtual sound card of described multimedia personal computer system and the said video data of gathering from the video card or the virtual video card of described multimedia personal computer system make up, encapsulate, and form single audio, video data;
Data channel is created the unit, is used to create the virtual data channel of deriving said single audio, video data;
The audio, video data processing unit; Be used for to carry out the conversion of document format data from the said single audio, video data of said virtual data channel; And to the single audio, video data file after conversion process compress, the small documents segmentation, the transposing file header processing, will be uploaded to intermediate server through the said single audio, video data of said audio, video data processing unit processes simultaneously;
Wherein, said audio, video data collecting unit also comprises:
The handle acquiring module is used to obtain the handle of the broadcast window of said multimedia personal computer system;
The mouse hook is created module, is used to create the mouse hook and according to the coordinate information of the said broadcast window of said handle acquiring;
The video data acquiring module is used for the coordinate information according to broadcast window, gathers said video data from said video card or virtual video card;
Wherein, Said audio, video data collecting unit can according to said coordinate information in a period of time from said video card or the corresponding video data of virtual video card cocycle collection; And, form a Frame and export said Frame the said coding video data that circle collection in said a period of time obtains.
10. internet web page audio/video acquisition system according to claim 9 is characterized in that, said audio, video data collecting unit uses the directsound technology to gather said voice data from said sound card or virtual sound card.
11. internet web page audio/video acquisition system according to claim 9 is characterized in that, said audio, video data collecting unit also comprises the video capture processing module that is used to gather said video data;
Said audio, video data encapsulation unit also comprises the temporary container plug-in unit of the MKV form that said voice data and said video data are made up, encapsulate;
Said data channel is created the unit and is also comprised the virtual data channel establishment module that is used to create virtual data channel;
Said audio, video data processing unit also comprises the FFMPEG converter, and the said single audio, video data file conversion that said FFMPEG converter will receive becomes the portable video of MP4 form.
12. internet web page audio/video acquisition system according to claim 11; It is characterized in that; Said audio, video data processing unit also comprises the data file delivery module, and said data file delivery module is used to collect to be gathered the said single audio, video data file that comes out and send it to said intermediate server.
13. internet web page audio/video acquisition system according to claim 11; It is characterized in that; Said data channel is created the unit and is also comprised subprocess virtual data channel output module, and said virtual data channel is created the virtual data channel of the said subprocess virtual data channel of module invokes output module as the output of the compression subprocess of said FFMPEG converter.
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| CN2010102171872A CN101894150B (en) | 2010-07-05 | 2010-07-05 | Internet web page audio/video acquisition method and system for mobile communication equipment terminal |
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| CN102479233B (en) * | 2010-11-30 | 2015-05-06 | 腾讯科技（北京）有限公司 | Audio information storage method and device based on Adobe Flash software |
| CN102833507A (en) * | 2012-07-20 | 2012-12-19 | 圆刚科技股份有限公司 | Video recording device |
| CN102917246B (en) * | 2012-08-31 | 2015-01-14 | 北京视博云科技有限公司 | Application data supplying method, device and system based on virtual machine |
| CN103902422B (en) * | 2012-12-25 | 2017-05-10 | 中国电信股份有限公司 | Method and device for monitoring user operation behaviors and cloud computer system |
| CN103294444B (en) * | 2013-06-26 | 2016-01-20 | 北京视博云科技有限公司 | The supplying method of computing machine shared platform sound intermediate frequency data and device |
| CN105407123A (en) * | 2014-09-15 | 2016-03-16 | 上海天脉聚源文化传媒有限公司 | Sound transmission method, apparatus and system based on WEB page client |
| CN104202597A (en) * | 2014-09-16 | 2014-12-10 | 福建星网锐捷安防科技有限公司 | Method and system for displaying VGA (video graphics array) analog signals onto video wall |
| CN104581364A (en) * | 2014-12-29 | 2015-04-29 | 四达时代通讯网络技术有限公司 | Data sharing and control method, equipment and system for android set-top box |
| CN104732979A (en) * | 2015-03-24 | 2015-06-24 | 无锡天脉聚源传媒科技有限公司 | Processing method and device of audio data |
| CN106502509A (en) * | 2016-10-26 | 2017-03-15 | 北京奇虎科技有限公司 | The information collecting method of certain window, device and terminal |
| CN115801747B (en) * | 2023-01-11 | 2023-06-02 | 厦门简算科技有限公司 | Cloud server based on ARM architecture and audio/video data transmission method |
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| US20090012959A1 (en) * | 2007-07-06 | 2009-01-08 | Nokia Corporation | Method, Apparatus and Computer Program Product for Providing Presentation of a Media Collection |
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