CN1614706A - Wireless multimedia recording and playing system and method - Google Patents
Wireless multimedia recording and playing system and method Download PDFInfo
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- CN1614706A CN1614706A CN 200310103459 CN200310103459A CN1614706A CN 1614706 A CN1614706 A CN 1614706A CN 200310103459 CN200310103459 CN 200310103459 CN 200310103459 A CN200310103459 A CN 200310103459A CN 1614706 A CN1614706 A CN 1614706A
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Abstract
A radio multimedia record/play system comprises personal computer, audio-video device, multimedia record/play unit. The personal computer is featured as having control module at server end, connecting the multimedia record/play unit to the control module and to the audio-video device. The method utilizing the system can let multimedia data play on audio//video device and can let content in audio-video device recorded to personal computer.
Description
Technical field
The present invention relates to the multimedia recording and playing technology, be meant a kind of radio multimedium recording-reproducing system and its implementation in the front yard environment of being in especially.
Background technology
Along with the maturation of various multimedia equipment with popularize, people can introduce family with all kinds of multimedia audios, video equipment, typical home audio-visual system comprises a plurality of parts, for example: TV (TV), compact disc player (CD), loudspeaker or title sound equipment, video recorder (VCR) and cassette tape sound-track engraving apparatus or the like.People utilize the home A/V equipment TV, listen to the music in the parlor.Along with the quickening of social life work rhythm, people are difficult in the time that TV station plays own favor program and watch on schedule but regrettably; Owing to kinsfolk's hobby difference, the TV programme of liking also is not quite similar simultaneously; Also have, wish to preserve in the future for own favorite program and appreciate again; Based on above several situations, will produce demand in good time or pre-recording reservation TV or video frequency program.
In the eighties, once popular cassette tape video recorder (VCR) can carry out recording of in good time TV programme, but its recording result is bad, and memory capacity is limited, generally can only store 40 minutes image.And the price of not only every dish video-tape is very high, also should not preserve for a long time, generally can only preserve about 2 years.Simultaneously, the rise of VCD and DVD player at any time is difficult to see cassette tape video recorder (VCR) in the family now, more can't satisfy the demand of pre-recording TV programme.
Along with the increase of recording demand, some companies have developed personal video record (PVR), its basic structure is: a flush bonding processor adds an embedded OS, the TV programme of recording as stored record medium memory user with the big capacity hard disk of personal computer.But there is numerous shortcomings that can't overcome: the one, because this kind equipment has used the big capacity hard disk of personal computer, so its price is very high, a PVR equipment is approximately wanted more than 3000 yuan of Renminbi; The 2nd, this kind equipment is difficult to manage the program of recording and storing by TV operation, such as deletion, editor etc.; The 3rd, this kind equipment can only be play the program that is stored in self, can not play programs such as picture such as VCD, DVD and user oneself, music, video, more can't play the program on the Internet.
Above mentioned two kinds of equipment--VCR and PVR, though can both recording TV program, but all there is shortcoming in various degree, and, these two kinds of equipment also exist a common shortcoming to be exactly: can't play the picture, music, the video that are stored in the home personal computer, more can not make full use of the existing big capacity hard disk of personal computer.
Rise along with personal computer and Internet, people begin interest is transferred on the personal computer, personal computer almost becomes the equipment of family's indispensability, personal computer with its powerful processing power, storage capacity and with the concatenation ability of internet, can obtain and store the picture of more beauties, beautiful music, the film of shaking, information source is very abundant, if record and stored television program so can utilize personal computer, not only memory capacity is big, and cheap, have a practical ease for use.If personal computer self is play-overed multimedia messagess such as the picture stored, music conversely speaking,, effect is not as home A/V equipment on the one hand, because TV, sound system can bring the incomparable audio frequency and video effect of personal computer to people; Personal computer is professional too strong on the other hand, and it is comparatively complicated to operate.
But, how with personal computer and audio ﹠ video equipment in conjunction with and realize recording and reproducing function, the someone proposes concrete solution as yet.
Summary of the invention
In view of this, fundamental purpose of the present invention is to provide a kind of radio multimedium recording-reproducing system, and the multimedia messages in the personal computer can be displayed the play on audio ﹠ video equipment, make simultaneously content on the audio ﹠ video equipment can recording and storing in personal computer.
Another object of the present invention is to provide a kind of implementation method of radio multimedium recording playback, can support multimedia messages between personal computer and the audio ﹠ video equipment interactive play and record.
For achieving the above object, technical scheme of the present invention is achieved in that
A kind of radio multimedium recording-reproducing system comprises personal computer, audio ﹠ video equipment, and this system also comprises:
The multimedia recording and playing unit is used for obtaining multimedia data information from personal computer and delivers to audio ﹠ video equipment and display the play, and audio-video signal is delivered to recording and storing on the personal computer;
Further be provided with in the described personal computer: receive the multimedia recording and playing unit requests, the server end control module of media information or recording and storing audio-video signal is provided;
Described multimedia recording and playing unit links to each other with the server end control module of personal computer, and the multimedia recording and playing unit links to each other with audio ﹠ video equipment simultaneously.
In the such scheme, described multimedia recording and playing unit is provided with separately, or is arranged in the personal computer.When described multimedia recording and playing unit is provided with separately, link to each other by wireless mode with personal computer.
This system can further comprise: be used for the wireless transmitter that radio communication connects.Also can further comprise: be used for the remote control equipment of input operation request, described remote control equipment links to each other by wireless mode with the multimedia recording and playing unit.Also can further comprise: be used to store the storage medium hard disk of the audio-video signal of being recorded, this storage medium hard disk links to each other with personal computer.
The implementation method of a kind of radio multimedium signal recording playback, this method comprise and display the play and record two processes that wherein, the described process of displaying the play may further comprise the steps:
A1. the multimedia recording and playing unit receives the operation requests of user's input, and this operation requests is sent to personal computer;
B1. after personal computer is received action message, finish corresponding multimedia operations, and operating result is returned the multimedia recording and playing unit according to action message;
C1. demonstration or broadcast on the audio ﹠ video equipment are delivered to received operating result after treatment in the multimedia recording and playing unit;
Described recording process comprises:
The multimedia recording and playing unit sends to personal computer with the recorded information of being received; Personal computer receives from the multimedia recording and playing unit according to the recorded information of being received and transmits the audio-video signal of coming, and stores under the specified path.
In the such scheme, described operation requests is when displaying the play audio-video document, step b1 further comprises: after personal computer is received this request, in its data storehouse, choose the multimedia file of appointment, then with selected multimedia file by wireless, send to the multimedia recording and playing unit continuously in the Streaming Media mode;
Then step c1 further comprises: the multimedia recording and playing unit behind transmission path analysis and local decompress(ion), is delivered to demonstration or broadcast on the audio ﹠ video equipment with the multimedia file of being received.
Described step b1 further comprises:
B11. after personal computer receives that demands of media files is specified in the selection of sending the multimedia recording and playing unit, judge whether to import new media file, if not, then return step b11, wait for request next time; Otherwise, execution in step b12;
B12. receive the path that needs the importing medium file of multimedia recording and playing unit input, judge then whether specified file is the form that audio ﹠ video equipment can decompress, if not, then return error message, finish current flow process; Otherwise, send selected media file to the multimedia recording and playing unit with wireless mode.
Described step b1 also further comprises: judge whether that the media file that is transferred to the multimedia recording and playing unit is set to the file hiding pattern, if then this document is set to stealth mode; Otherwise, finish current flow process.
This method further comprises: personal computer is configured the wireless network association attributes by the server end control module.Wherein, described wireless network association attributes comprises wireless network name, transmission data key.
This method further comprises: during the initial start of multimedia recording and playing unit, searches for available wireless network and judges whether to search, if do not search, and repeat search or finish current flow process then; If search, then continue to judge whether to find the personal computer that content service can be provided, if do not find, then repeat to search or finish current flow process; If find, judge whether to exist the personal computer that content service can be provided more than again, if exist, then select a personal computer wherein arbitrarily, otherwise, the selected personal computer that is found.
In the such scheme, be recorded as when recording when described, then this recording process is in good time:
Whether the multimedia recording and playing unit judges needs to record current audio-video frequency content, if, then determine the store path of the recorded content of wanting and confirm recording time, then, the multimedia recording and playing unit sends to personal computer with recording request, personal computer receives from the multimedia recording and playing unit transmits the audio-video signal of coming, and stores under the specified path; Otherwise do not process.
When being recorded as pre-recording, then this recording process is when described:
A21. the multimedia recording and playing unit receives the reserved recorded information that comprises the source of recording, recording time and designated store path, and the reserved recorded information of being received is sent to personal computer;
A22. whether the multimedia recording and playing unit judges also has the reserved recorded information that needs reception, if having, then returns step a21; Otherwise, execution in step a23;
A23. after personal computer receives reserved recorded information, judge the current recording time that whether arrives, if then receive and transmit the audio-video signal of coming, and store under the specified path from the multimedia recording and playing unit; Otherwise, return step a23 and continue to wait for.
Therefore, radio multimedium recording-reproducing system provided by the present invention and its implementation have following advantage and characteristics:
1) the present invention combines personal computer in the family and multimedia audio-video equipment, store a large amount of multimedia messages resources with personal computer, play with audio ﹠ video equipments such as TV or sound equipments, utilize ready-made device resource fully, when being embodied as the user high-quality audiovisual service be provided, greatly reduce equipment cost, be more suitable for use in most consumers.
2) because one aspect of the present invention can utilize the personal computer high capacity to store, be easy to realize control operation, such as: customize the characteristics of action required in advance, the program of audio ﹠ video equipments such as record tv or radio; On the other hand, can utilize audio ﹠ video equipment that the characteristics of high-quality multimedia audio-video effect can be provided, play all kinds of multimedia documents that personal computer provided, so, can fully improve the availability and the service efficiency of audio ﹠ video equipment and personal computer.
3) no matter where personal computer is placed on, such as parlor or bedroom etc., as long as link to each other with TV, just can be at any time or record with the appointment mode own favorite program of will televising in the process.Really realize any broadcast, recorded arbitrarily, solved the very difficult problem of watching own favor program on schedule of people; Simultaneously, also solve kinsfolk's hobby difference and caused the contradiction of liking that TV programme also is not quite similar.
4) the present invention is when carrying out video demonstration or voice playing, owing to just call multimedia resource information on the personal computer by consistency operation, therefore do not influence any normal running of used personal computer, thereby improved the service efficiency of personal computer in the family.
Description of drawings
Fig. 1 forms structural representation for an embodiment of radio multimedium recording-reproducing system of the present invention practical application;
Fig. 2 forms structural representation for the hardware of multimedia recording and playing unit one embodiment among the present invention;
Fig. 3 is the treatment scheme synoptic diagram of in good time program recording in the inventive method;
Fig. 4 is the treatment scheme synoptic diagram of pre-recording program in the inventive method;
Fig. 5 among the present invention from personal computer the schematic flow sheet of importing medium file;
Fig. 6 is for finishing the schematic flow sheet of radio network configuration by personal computer among the present invention;
Fig. 7 is the initial start schematic flow sheet of multimedia recording and playing of the present invention unit.
Embodiment
The present invention is further described in more detail below in conjunction with drawings and the specific embodiments.
Main thought of the present invention is exactly: personal computer in the family and audio ﹠ video equipment are connected by the multimedia recording and playing unit, and the multimedia recording and playing unit obtains multimedia data information from personal computer and exports video equipment to and show or be delivered to audio frequency apparatus and play; Or the signal on the audio ﹠ video equipment delivered to carry out recording and storing in the personal computer.
Fig. 1 forms structural representation for an embodiment of radio multimedium recording-reproducing system of the present invention practical application, and as shown in Figure 1, the left side of dot-and-dash line 3 is studies 1, and the right side of dot-and-dash line 3 is parlors 2.Personal computer 10 in the family is positioned at the study 1 of family, and the video equipment 20 that has family to possess in the parlor 2 is as televisor; And audio frequency apparatus 21, as sound equipment.Multimedia recording and playing unit 22 links to each other by wired mode with video equipment 20 and audio frequency apparatus 21, also can link to each other by wireless mode.This multimedia recording and playing unit 22 can be provided with separately, link to each other with personal computer 10 by wired or wireless mode, also can be set directly at personal computer 10 inside, when linking to each other with personal computer 10, need through wireless transmitter when these multimedia recording and playing unit 22 independent settings and with wireless mode.In the present embodiment, this multimedia recording and playing unit 22 is provided with separately and links to each other with personal computer 10 via wireless transmitter 11 by wireless mode, so that reach best audio visual effect.Personal computer 10 can connect the storage medium hard disk 12 of an outside, and this storage medium hard disk 12 is specifically designed to all kinds of multi-medium datas of storage, and this storage medium hard disk 12 also can be arranged at personal computer 10 inside.
Fig. 1 is that the present invention realizes a kind of possible configuration, and wherein, the position that personal computer, audio ﹠ video equipment are placed can be the optional position in the family, all can apart from distance; Video equipment 20 can be any similar user video display device, and audio frequency apparatus 21 also can be any similar audio user playback equipment, and described wireless transmitter 11 can be a kind of the wireless transceiver with simple reception and sending function.Described multimedia recording and playing unit 22 has at least multi-medium data is converted to audio or video signal output, and the function that audio-video signal is converted to multimedia data information, therefore, need signal transmitting and receiving module, core control and management module, audio coding, decoder module and video coding, decoder module at least; If multimedia recording and playing unit 22 links to each other with personal computer 10 or audio ﹠ video equipment with wireless mode, multimedia recording and playing unit 22 also needs to have a radio receiving transmitting module.This multimedia recording and playing system also further comprises remote control equipment 23, is used to control multimedia recording and playing unit 22 and operates, and in this case, multimedia recording and playing unit 22 also will increase the module of a reception remote signal.
Among Fig. 1, when playing the multimedia data information that provides in the personal computer 10 by video equipment 20, during such as picture, music, video file, personal computer 10 is operated by the user and is specified that be stored in can be via picture, music, the video file of radio multimedium recording playback terminal 22 remote playing on the personal computer 10.Specified multimedia messages, by wireless transmitter 11 multimedia data information is sent to multimedia recording and playing unit 22 with wireless mode as picture, music, video file, after signal is received in multimedia recording and playing unit 22,, export on the video equipment 20 and show through self processing.The user 2 can directly operate multimedia recording and playing unit 22 by telepilot 23 in the parlor.Wherein, in good time recording operation as shown in Figure 3; The pre-recording operation as shown in Figure 4; The operation of reception play content as shown in Figure 7.
Need to prove, the prerequisite that the present invention carries out is: the personal computer 10 that is in the study 1 is in the start running status all the time, and personal computer 10 is provided with server (Sever) end control module, this Sever end control module is at the running background of computing machine, mainly is responsible for finishing the searching of reception, new media file, new media file of solicited message to the importing of multimedia recording and playing unit, radio network configuration or the like service function.
Under such prerequisite, the user opens the power supply of multimedia recording and playing unit 22 in parlor 2, launch solicited messages by the telepilot 23 of multimedia recording and playing unit 22 then, as: appreciate the picture be positioned on the storage medium hard disk 12 that study 1 personal computer 10 connected by the appointment of Server end control module, music and video file etc., after multimedia recording and playing unit 22 receives this solicited message, by wireless mode personal computer 10 is issued in request, after personal computer 10 is received request, audio/video file with corresponding user's desire appreciation, by wireless with the mode of Streaming Media continuous send to multimedia recording and playing unit 22, multimedia recording and playing unit 22 carries out local decompress(ion) after receiving the information that personal computer 10 passes back, change and play by the video equipment 20 and the audio frequency apparatus 21 that are attached thereto.User in the parlor 2 can carry out as the operation on personal computer 10 the audio/video file of appreciating, as advance, stop, operation such as F.F., the next one.Be stored in the study 1 multimedia file new on the personal computer 10 if user's desire is appreciated, then repeat above-mentioned flow process and get final product.
Equally, the user can be by the telepilot 23 emission solicited messages of multimedia recording and playing unit 22, record as appointment and to be arranged in parlor 2 video equipments 20, as in progress audio/video program on the TV, after the personal computer 10 that is arranged in study 1 receives request, the program that begins to record user's appointment is used for appreciating to storage medium hard disk 12 in the future, and the detail operations flow process as shown in Figure 3, Figure 4.
Fig. 2 is the hardware principle block diagram of radio multimedium recording playback terminal one embodiment of the present invention, and as shown in Figure 2, wherein, primary processor adopts integrated chip XScale PXA255 201; The data output unit mainly comprises TV pio chip 202 and the sound decoder chips 209 with Mepg2 decompress(ion) ability, respectively output image and voice signal; Wireless network transmissions in the data transmit-receive unit is selected 802.11b wireless network card 203 for use, can select the wired network adapter 204 of Ethernet (Ethernet) 10M under wired mode for use; Configuration for the multimedia recording and playing unit can realize by USB interface 205; Operation for the multimedia recording and playing unit can realize that infrared receiving chip 206 is equivalent to the control signal receiving element by infrared receiving chip 206; Power supply control for the multimedia recording and playing unit can realize by power switch 207.Also comprise some storage unit in this multimedia recording and playing unit, 208 flash memory (Flash) chips for hard core control module in the storage multimedia recording and playing unit shown in the figure, 210 is the Synchronous Dynamic Random Access Memory (SDRAM) of the various interim exchange media files of buffer memory.
Fig. 3 is the software processes process flow diagram that is installed in good time recording TV program in the multimedia recording and playing unit 22 according to the present invention.Want to record when the user finds the TV programme of appreciating, stay and do when appreciating once more in the future, the user can move the in good time recording TV program software on the multimedia recording and playing unit, and at this moment system can point out the user whether to want to record present in progress program; If, then can allow the user specify where the going up of storage medium hard disk 12 of this program storage personal computer 10 in study 1, promptly specify the store path of institute's recording multi-media data information; After the user has specified the memory location, system can point out the user to import the time of this time recording, behind the acknowledging time, then finish this operation, the multimedia recording and playing unit can be carried out user's setting on the backstage, the current audio-video frequency content that will record is delivered to personal computer 10, and personal computer 10 begins to record and store, until receiving the order that stops to record.
Fig. 4 is the software processes process flow diagram that is installed in the pre-recording TV programme in the multimedia recording and playing unit 22 according to the present invention.As user or busy or with other program conflict of appreciating, when not wanted to miss program again, then can performance recording be got off by the pre-recording TV programme softwares in the multimedia recording and playing unit 22, stay to do in the future and appreciate.At first the user will start the pre-recording program, at this moment the TV station that can point out the user to import to want pre-recording of system number, point out the user to import the pre-recording time then, then point out the user to specify personal computer 10 connect where the going up of storage medium hard disk 12 of this program storage in study 1, after the user has specified the memory location, preserve this setting.At this moment, system can inquire that whether the user also has other to need the TV programme of pre-recording, if do not have, then finish this and be provided with, multimedia recording and playing unit 22 can be on the backstage schedule time that is arranged on according to the user carry out recording operation; If also have program to need pre-recording, then repeat aforesaid operations.After personal computer is received reserved recorded information, understand whether real-time judge is current arrives recording time,, then begin to receive the audio-video signal of forwarding, and store under the specified path from the multimedia recording and playing unit if arrive; Otherwise just continue to judge and wait for.
Fig. 5 is that the software that is installed in personal computer according to the present invention adds the processing flow chart of media file part, and in the present embodiment, video equipment is a TV, and audio frequency apparatus is a sound equipment, as shown in Figure 5, may further comprise the steps:
Step 501: when the user need choose new media file and appreciates by the multimedia recording and playing unit 22 in parlor 2 from personal computer 10, multimedia recording and playing unit 22 will select to specify demands of media files to issue personal computer 10 by wireless mode, after personal computer 10 is received request, importing new media funtion part in the operation Server end control module, at this moment, personal computer 10 can be delivered to information on the multimedia recording and playing unit 22 by wireless mode, outputs on the TV to show again.
Step 502～503: import new media funtion part prompting user and whether import new media file,, then return step 501, wait for request next time as not wanting to import new media file; Want to import new media file as the user, then proceed; Import the new media funtion part and continue the media file that the prompting user specifies desire to import, that is: allow the user choose according to given detail file path, described detailed path just is meant the file directory in the storage medium hard disk that personal computer 10 is connected.
Step 504～505: after file is selected, import file that the new media funtion part can judge automatically that the user will import and whether be the form that the multimedia recording and playing unit 22 that is arranged in parlor 2 can decompress, if not, then point out the user to reassign the path of other media file; If then add selected media file to media library that the multimedia recording and playing unit 22 that is arranged in parlor 2 can be discerned with wireless mode.
Above-mentioned importing process also can further comprise step 506,507: whether the prompting user needs file hiding specific in the media library, such as: some relate to individual privacy or do not want the file that allows other user see, if do not need to be provided with hiding, then finish; Be provided with hidingly if desired, after then this document is set to stealth mode, finish.Each step in the said process all is to be carried out by personal computer 10 alternately, demonstrates corresponding information by TV simultaneously, selects all can be imported by telepilot.
Server end control module in the personal computer 10 can also be configured the attribute of presently used wireless network, generally, carry out mutual between personal computer 10 and the multimedia recording and playing unit 22 first by wireless mode the user, or the user is when needing the attribute of new wireless network more, and the user can hold control module that the attribute of wireless network is configured by Server.As shown in Figure 6, the process of configuring wireless network attribute is such: the radio network configuration funtion part of personal computer 10 operation Server end control modules, whether radio network configuration funtion part prompting user needs the configuring wireless network association attributes, if do not need configuration, then withdraw from configuration flow; Configuration is then proceeded if desired.The radio network configuration funtion part points out user's input to want the wireless network name of setting up, and the encryption setting of pointing out the user whether to carry out transmitted data on network then if do not need, then finishes radio network configuration; Carry out the encryption of transmitted data on network if desired, then import transmission security key, finish configuration flow then by the user.Equally, each step in the layoutprocedure all is to be carried out by personal computer 10 alternately, demonstrates corresponding information by video equipment 20 simultaneously, selects and imports and can all finish by telepilot.
Fig. 7 is the initial start flow process of multimedia recording and playing of the present invention unit, as shown in Figure 7, the specific implementation of this process is such: after the multimedia recording and playing unit 22 that is positioned at parlor 2 brings into operation, near the available wireless network of search earlier, if do not search, repeat search then until searching or compulsory withdrawal, or finishes current flow process; If search, then continue in the wireless network that searches to seek whether the personal computer that content service can be provided is arranged, if do not find, repeat search then until searching or compulsory withdrawal, or finishes current flow process; Otherwise, judge whether in this wireless network, to find the personal computer that content service can be provided more than, if, then require the user to select one, the selection here is meant by selected one arbitrarily of user.This that will demonstrate on video equipment 20 then that the user selects provides the personal computer 10 available media files of content service, and the user just continues to select to appreciate by telepilot 23.Web search described in this process is meant and can passes through this wireless network proper communication, described personal computer search procedure generally is: the one or more personal computers that are in open state send the declaration information that proof exists self with broadcast mode always, after 22 starts of multimedia recording and playing unit, search personal computer exactly if detect declaration information.Equally, the user can be by the telepilot 23 emission solicited messages of multimedia recording and playing unit 22, record as appointment and to be arranged in parlor 2 video equipments, 20 in progress audio/video programs, after the personal computer 10 that is arranged in study 1 receives request, begin to record the program of user's appointment to storage medium hard disk 12.Be used for appreciating in the future.
The above is preferred embodiment of the present invention only, is not to be used to limit protection scope of the present invention.
Claims (15)
1, a kind of radio multimedium recording-reproducing system comprises personal computer, audio ﹠ video equipment, it is characterized in that, this system also comprises:
The multimedia recording and playing unit is used for obtaining multimedia data information from personal computer and delivers to audio ﹠ video equipment and display the play, and audio-video signal is delivered to recording and storing on the personal computer;
Further be provided with in the described personal computer: receive the multimedia recording and playing unit requests, the server end control module of media information or recording and storing audio-video signal is provided;
Described multimedia recording and playing unit links to each other with the server end control module of personal computer, and the multimedia recording and playing unit links to each other with audio ﹠ video equipment simultaneously.
2, system according to claim 1 is characterized in that, described multimedia recording and playing unit is provided with separately, or is arranged in the personal computer.
3, system according to claim 2 is characterized in that, when described multimedia recording and playing unit is provided with separately, links to each other by wireless mode with personal computer.
4, system according to claim 3 is characterized in that, this system further comprises: be used for the wireless transmitter that radio communication connects.
5, system according to claim 1 is characterized in that, this system further comprises: be used for the remote control equipment of input operation request, described remote control equipment links to each other by wireless mode with the multimedia recording and playing unit.
6, system according to claim 1 is characterized in that, this system further comprises: be used to store the storage medium hard disk of the audio-video signal of being recorded, this storage medium hard disk links to each other with personal computer.
7, the implementation method of a kind of radio multimedium signal recording playback is characterized in that, this method comprises and display the play and record two processes that wherein, the described process of displaying the play may further comprise the steps:
A1. the multimedia recording and playing unit receives the operation requests of user's input, and this operation requests is sent to personal computer;
B1. after personal computer is received action message, finish corresponding multimedia operations, and operating result is returned the multimedia recording and playing unit according to action message;
C1. demonstration or broadcast on the audio ﹠ video equipment are delivered to received operating result after treatment in the multimedia recording and playing unit;
Described recording process comprises:
The multimedia recording and playing unit sends to personal computer with the recorded information of being received; Personal computer receives from the multimedia recording and playing unit according to the recorded information of being received and transmits the audio-video signal of coming, and stores under the specified path.
8, method according to claim 7, it is characterized in that, described operation requests is when displaying the play audio-video document, step b1 further comprises: after personal computer is received this request, in its data storehouse, choose the multimedia file of appointment, then with selected multimedia file by wireless, send to the multimedia recording and playing unit continuously in the Streaming Media mode;
Step c1 further comprises: the multimedia recording and playing unit behind transmission path analysis and local decompress(ion), is delivered to demonstration or broadcast on the audio ﹠ video equipment with the multimedia file of being received.
9, method according to claim 8 is characterized in that, step b1 further comprises:
B11. after personal computer receives that demands of media files is specified in the selection of sending the multimedia recording and playing unit, judge whether to import new media file, if not, then return step b11, wait for request next time; Otherwise, execution in step b12;
B12. receive the path that needs the importing medium file of multimedia recording and playing unit input, judge then whether specified file is the form that audio ﹠ video equipment can decompress, if not, then return error message, finish current flow process; Otherwise, send selected media file to the multimedia recording and playing unit with wireless mode.
10, method according to claim 9 is characterized in that, step b1 further comprises: judge whether that the media file that is transferred to the multimedia recording and playing unit is set to the file hiding pattern, if then this document is set to stealth mode; Otherwise, finish current flow process.
11, method according to claim 7 is characterized in that, this method further comprises: personal computer is configured the wireless network association attributes by the server end control module.
12, method according to claim 11 is characterized in that, described wireless network association attributes comprises wireless network name, transmission data key.
13, method according to claim 7 is characterized in that, this method further comprises: during the initial start of multimedia recording and playing unit, search for available wireless network and judge whether to search, if do not search, and repeat search or finish current flow process then; If search, then continue to judge whether to find the personal computer that content service can be provided, if do not find, then repeat to search or finish current flow process; If find, judge whether to exist the personal computer that content service can be provided more than again, if exist, then select a personal computer wherein arbitrarily, otherwise, the selected personal computer that is found.
14, method according to claim 7 is characterized in that, described being recorded as in good time recorded, and then this recording process is:
Whether the multimedia recording and playing unit judges needs to record current audio-video frequency content, if, then determine the store path of the recorded content of wanting and confirm recording time, then, the multimedia recording and playing unit sends to personal computer with recording request, personal computer receives from the multimedia recording and playing unit transmits the audio-video signal of coming, and stores under the specified path; Otherwise do not process.
15, method according to claim 7 is characterized in that, the described pre-recording that is recorded as, and then this recording process is:
A21. the multimedia recording and playing unit receives the reserved recorded information that comprises the source of recording, recording time and designated store path, and the reserved recorded information of being received is sent to personal computer;
A22. whether the multimedia recording and playing unit judges also has the reserved recorded information that needs reception, if having, then returns step a21; Otherwise, execution in step a23;
A23. after personal computer receives reserved recorded information, judge the current recording time that whether arrives, if then receive and transmit the audio-video signal of coming, and store under the specified path from the multimedia recording and playing unit; Otherwise, return step a23 and continue to wait for.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2003101034596A CN100375181C (en) | 2003-11-03 | 2003-11-03 | Wireless multimedia recording and playing system and method |
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| CNB2003101034596A CN100375181C (en) | 2003-11-03 | 2003-11-03 | Wireless multimedia recording and playing system and method |
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| CN1614706A true CN1614706A (en) | 2005-05-11 |
| CN100375181C CN100375181C (en) | 2008-03-12 |
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| CNB2003101034596A Expired - Fee Related CN100375181C (en) | 2003-11-03 | 2003-11-03 | Wireless multimedia recording and playing system and method |
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| Country | Link |
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| CN (1) | CN100375181C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101471117B (en) * | 2007-12-29 | 2012-05-16 | 鸿富锦精密工业（深圳）有限公司 | Synchronous music playing system, method and music player |
| CN102970637A (en) * | 2012-11-06 | 2013-03-13 | 陈亮 | Interactive system of electroacoustic product and audio and video playing device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100200625B1 (en) * | 1996-09-30 | 1999-06-15 | 윤종용 | Apparatus for and method of searching voice and character using television |
| CN2591661Y (en) * | 2002-10-05 | 2003-12-10 | 李平友 | Multipurpose video-audio player |
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2003
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101471117B (en) * | 2007-12-29 | 2012-05-16 | 鸿富锦精密工业（深圳）有限公司 | Synchronous music playing system, method and music player |
| CN102970637A (en) * | 2012-11-06 | 2013-03-13 | 陈亮 | Interactive system of electroacoustic product and audio and video playing device |
| CN102970637B (en) * | 2012-11-06 | 2015-11-25 | 陈亮 | The interactive system of a kind of electro-acoustic product and audio-video playback equipment |
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| CN100375181C (en) | 2008-03-12 |
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