CN103258553B - Video playing device, phonotape and videotape processing means, system and method - Google Patents
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Abstract
The invention discloses a kind of video playing device, phonotape and videotape processing means, system and method, wherein this phonotape and videotape processing means includes: have the processing unit of operator scheme and standby mode, when processing unit operation is in operator scheme, processing unit judges that audio-video application program is perspective process program or background process program, when audio-video application program is perspective process program, then produce view data and voice data according to audio-visual data, and when audio-video application program is background process program, only produce voice data according to audio-visual data；Display unit, shows image frame according to view data；And loudspeaker unit, play sound according to voice data.The present invention can reach reduce resource take save power or reach extend service time of battery effect.
Description
Technical field
The invention mainly relates to a kind of phonotape and videotape processing means, particularly relate to the audio-video processing means of a kind of executable application programs.
Background technology
Commonly used along with computer, panel computer, Smartphone etc., for the user, the mode of operation of the application program that its operating system is correlated with and user interface also become important.
At present in some operating systems, in order to allow user perform application program can be more smoothly, most resource can be supplied to the ongoing application program of currently used person by system, remaining executory application program the most generally reduces it and takies system resource or stop processing but be not closed, but when carrying out the use of other application programs when the music in user film to be listened to, due to above-mentioned mechanism, system can judge user and be not required to continue to play image and stop the broadcasting of sound in the lump, make the user cannot be under situation that is standby or that use other application programs, play the sound in the film with picture material.
Summary of the invention
In order to solve problem of the prior art, according to a kind of phonotape and videotape processing means described in one embodiment of the invention, including: a processing unit, when an operator scheme, judge that an audio-video application program is a perspective process program or a background process program, when above-mentioned audio-video application program is above-mentioned perspective process program, then produce a view data and a voice data according to an audio-visual data, and when above-mentioned audio-video application program is above-mentioned background process program, only produce tut data according to above-mentioned audio-visual data；One display unit, shows an image frame according to above-mentioned view data；And a loudspeaker unit, according to tut data playback one sound.
According to a kind of phonotape and videotape processing system described in one embodiment of the invention, including: a video playing device, including a communication unit, a processing unit, a display unit and a loudspeaker unit, the most above-mentioned communication unit receives a view data and a voice data, when above-mentioned processing unit performs an audio-video application program in an operator scheme, above-mentioned display unit shows an image frame according to above-mentioned view data, and above-mentioned loudspeaker unit is according to tut data playback one sound；One server, there is a server communication unit, the most above-mentioned server communication unit judges that above-mentioned audio-video application program is a perspective process program or a background process program, when above-mentioned audio-video application program is above-mentioned perspective process program, then transmit above-mentioned view data and tut data to above-mentioned video playing device according to an audio-visual data, and when above-mentioned audio-video application program is above-mentioned background process program, then only transmit tut data to above-mentioned video playing device according to above-mentioned audio-visual data.
According to a kind of phonotape and videotape processing method described in one embodiment of the invention, including: judge that an audio-video application program is a perspective process program or a background process program；When above-mentioned audio-video application program is above-mentioned perspective process program, then produces a view data and a voice data according to an audio-visual data, and when above-mentioned audio-video application program is above-mentioned background process program, only produce tut data according to above-mentioned audio-visual data；An image frame is exported in a display unit according to above-mentioned view data；And export a sound according to tut data in a loudspeaker unit.
According to a kind of video playing device described in one embodiment of the invention, including: a processing unit, perform an audio-video application program in an operator scheme, and judge that above-mentioned audio-video application program is a perspective process program or a background process program；One communication unit, when above-mentioned processing unit judges that above-mentioned audio-video application program is above-mentioned perspective process program, receive the view data from a server and a voice data, and when above-mentioned processing unit judges that above-mentioned audio-video application program is above-mentioned background process program, only receive the tut data from above-mentioned server；One display unit, shows an image frame according to above-mentioned view data；One loudspeaker unit, according to tut data playback one sound.
The present invention can reach reduce resource take save power or reach extend service time of battery effect.
Accompanying drawing explanation
From reading the described further below and citing of accompanying drawing appended by coordinating, can more completely understand presently disclosed, as follows:
Fig. 1 is to show the block diagram according to the audio-video processing means 100 described in one embodiment of the invention.
Fig. 2 is to show the block diagram according to the audio-video processing system described in one embodiment of the invention.
Fig. 3 is the flow chart showing the embodiment of the method according to the audio-video processing means shown in Fig. 1 of the present invention.
Fig. 4 is the flow chart of the embodiment showing the application process according to the audio-video processing system shown in Fig. 2 of the present invention.
Wherein, description of reference numerals is as follows:
100～phonotape and videotape processing means；
110,214,224～processing unit；
112～image decoding unit；114～voice codec unit；
116～phonotape and videotape separative element；120,216～display unit；
130,218～loudspeaker unit；210～video playing device；
220～server；212,222～communication unit；
Buf～buffer DA～sound coding data；
DI～image coded data；DM～audio-visual data.
Detailed description of the invention
Display many described below lends the present invention embodiment completed.Its narration is in order to illustrate the basic conception of the present invention and without the connotation limited.The scope of the present invention has optimal defining in the appended claims.
Fig. 1 shows the block diagram according to the audio-video processing means 100 described in one embodiment of the invention.Processing unit 110, display unit 120 and loudspeaker unit 130 is included according to the audio-video processing means 100 described in one embodiment of the invention.Processing unit 110 may also include image decoding unit 112, voice codec unit 114 and phonotape and videotape separative element 116.In some embodiments of the invention, when user utilizes phonotape and videotape processing means 100 to perform application program under operator scheme, application program is broadly divided into two classes according to the situation that user uses, it is respectively perspective process program and background process program, the application program being wherein currently in use at the application program usually user of perspective process program, therefore system can distribute relatively large number of system resource, the such as occupancy of CPU (Centralprocessingunit), usage amount of temporary storage etc., and at the application program system usually user temporary transient application program not using but being not off at present of background process program, therefore system then distributes relatively small number of system resource.In an embodiment of the present invention, play, when user performs an application program under perspective process program, the audio-visual data D comprising image and sound-contentMTime, phonotape and videotape separative element 116 is by audio-visual data DMIsolate image coded data DIAnd sound coding data DA, then image coded data DIIt is transferred into image decoding unit 112, after decoding, relends the image frame being exported correspondence by display unit 120, and sound coding data DAThen it is communicated to voice codec unit 114, after decoding, relends the sound being exported correspondence by loudspeaker unit 130.It addition, audio-visual data DMSource can be stored in being received in the memorizer of phonotape and videotape processing means 100 or from outside.
But in some cases, the audio-visual data D playMApplication program may be switched to background process program by user state under, such as, user performs other application programs or system performs other application programs certainly under the triggering of some condition, and now generally display unit 120 shows other Application Program Interfaces being currently in use of user or other pictures.In order to allow audio-visual data DMBroadcasting more have continuity or can persistently play from audio-visual data DMIn sound, therefore in some embodiments of the invention, when processing unit 110 detect play audio-visual data DMApplication program when being background process program, phonotape and videotape separative element 116 will audio-visual data DMIsolate sound coding data DA, the most only by sound coding data DAIt is sent to voice codec unit 114, after decoding, relends the sound being exported correspondence by loudspeaker unit 130.Or, phonotape and videotape separative element 116 will audio-visual data DMIsolate sound coding data DAAnd image coded data DI, but the most not transmitted image encoded data DITo image decoding unit 112.Whereby, user still can hear audio-visual data DMIn sound go play, without because current display unit 120 in order to show that the picture of other application programs stops, additionally, due to be now not required to audio-visual data DMIn image coded data DIProcess, only to audio-visual data DMIn sound coding data DAProcess and play, the most also reduce taking of resource and more can save power or reach the effect extending service time of battery.
In some embodiments of the invention, under standby mode, also can have, in phonotape and videotape processing means 100, the audio-visual data D being same as playingMApplication program be effect during background process program.As audio-visual data DMApplication program when be carrying out, when phonotape and videotape processing means 100 is switched to standby mode, phonotape and videotape separative element 116 continues to audio-visual data DMIsolate sound coding data DA, the most only by sound coding data DAIt is sent to voice codec unit 114, after decoding, relends the sound being exported correspondence by loudspeaker unit 130.Whereby, user still can hear audio-visual data DMIn sound go play, additionally, due to be now not required to audio-visual data DMIn image coded data DIProcess, thus also can reach reduce resource take save power or reach extend service time of battery effect.
Fig. 2 is to show the block diagram according to the audio-video processing system described in one embodiment of the invention.Video playing device 210 and server 220 is included according to the audio-video processing system described in one embodiment of the invention.Video playing device 210, has communication unit 212, display unit 214 and loudspeaker unit 216, and wherein video playing device 210 receives the audio-visual data D from server 220 by communication unit 212M, and export corresponding audio-visual data D respectively by display unit 214 and loudspeaker unit 216MImage frame and sound.
In an embodiment of the present invention, audio-visual data D is play when the processing unit 214 of video playing device 210 performs application program under perspective process programMTime, the communication unit 222 of server 220 can detect that video playing device 210 is in order to play audio-visual data DMApplication program under perspective process program, then the communication unit 222 of server 220 is by complete audio-visual data DM(include image coded data DIAnd sound coding data DA) be sent to communication unit 212, and video playing device 210 by processing unit 214 by audio-visual data DMIn image coded data DIAnd sound coding data DADecoding, then relends and is exported the image frame of correspondence by display unit 216 and export the sound of correspondence by loudspeaker unit 218.
On the other hand, audio-visual data D is play when the processing unit 214 of video playing device 210 performs application program under background process programMTime, the communication unit 222 of server 220 also can detect that video playing device 210 is in order to play audio-visual data DMApplication program under background process program, now, then the processing unit 224 of server 220 is then by audio-visual data DMIsolate sound coding data DA, then by communication unit 222 by sound coding data DABe sent to the communication unit 212 of video playing device 210, and video playing device 210 by processing unit 214 by sound coding data DADecoding, then relends the sound being exported correspondence by loudspeaker unit 218.In further embodiments, can judge that application program is perspective process program or background process program by the processing unit 214 of video playing device 210, communication unit 212 determines to receive image coded data D also dependent on the judged result of processing unit 214IAnd sound coding data DAThe two, or only receive sound coding data DA, the communication unit 222 of server 220 provides corresponding audio-visual data D according to the demand of the communication unit 212 of video playing device 210 the most accordinglyM.Whereby, user still can hear audio-visual data DMIn sound go play, and be now not required to audio-visual data DMIn image coded data DIProcess, only to audio-visual data DMIn sound coding data DAProcess and play, the most also reduce taking of resource and more can save power or reach the effect extending service time of battery.Additionally, due also to communication unit 222 only transmits sound coding data DAData to communication unit 212, the most more reduce the frequency range usage amount of communication transfer therebetween, and then promote other application programs and obtain the speed of other data of server 220.
In some embodiments of the invention, as audio-visual data DMThe situation that is carrying out of application program under, when video playing device 210 is switched to standby mode, the communication unit 222 of server 220 also can detect that video playing device 210 is under standby mode, in this embodiment, somewhat different with application program situation under background process program under standby mode.Due to video playing device 210 in stand-by mode, typically can stop the operation of communication unit 212 to reduce power consumption, and cannot continue receive the audio-visual data D from server 220M, therefore video playing device 210 may also include a buffer Buf and is configured to temporarily store the data received by communication unit 222.Further, since in stand-by mode, be typically not required to show picture, so time server 220 processing unit 224 then by audio-visual data DMIsolate sound coding data DA, then by communication unit 222 by sound coding data DAA part be sent to the buffer Buf of communication unit 212 and keep in, temporary after communication unit 212 forbidden energy the most immediately, and the sound coding data D that buffer Buf is kept in by video playing device 210 by processing unit 214ADecoding, then relend by loudspeaker unit 218 export correspondence sound, and with one both fixed cycle again enable to receive sound coding data D by communication unit 212AEnsuing part is also kept in buffer Buf so that therefore the broadcasting of sound will not be interrupted.
Fig. 3 is the flow chart showing the embodiment of the method according to the audio-video processing means shown in Fig. 1 of the present invention.In step S302, user performs an application program and plays the audio-visual data D comprising image and sound-contentMTime.In step S304, processing unit 110 judges that this application program is perspective process program, background process program or standby mode, if application program is perspective process program, enter step S306A, if otherwise application program be background process program or processing unit 110 for standby mode time, then enter step S306B.
In step S306A, phonotape and videotape separative element 116 is by audio-visual data DMIsolate image coded data DIAnd sound coding data DA, then in step S308A, image coded data DIIt is transferred into image decoding unit 112 to be decoded, and sound coding data DAThen it is communicated to voice codec unit 114 be decoded.Last in S310A, export the image frame of correspondence by display unit 120, and export the sound of correspondence by loudspeaker unit 130.
On the other hand, in step S308B, phonotape and videotape separative element 116 is by audio-visual data DMIsolate sound coding data DA, then in step S308B, only sound coding data DAThen it is communicated to voice codec unit 114 be decoded.Last in S310B, the sound of correspondence is exported by loudspeaker unit 130.
Further, it should be appreciated that can be persistence to detection to application program in step S304, in other words, when user plays audio-visual data D in step S302 by this application programMClose afterwards and not by user, as long as the state of this application program has changed, such as, become perspective process program, background processing routine or processor and change and operate under standby mode, all immediately enter in corresponding process step S306A or S306B.
Fig. 4 is the flow chart of the embodiment showing the application process according to the audio-video processing system shown in Fig. 2 of the present invention.
In step S402, the processing unit 214 of video playing device 210 performs the audio-visual data D that application program is received from server 220 with broadcastingM, then in step S404, the communication unit 222 of server 220 detects video playing device 210 in order to play audio-visual data DMApplication program be perspective process program, background process program or standby mode, if application program is perspective process program, enter step S406A, if otherwise when the processing unit 214 that application program is background process program or video playing device 210 is standby mode, then entering step S406B.
In step S406A, the communication unit 222 of server 220 is by complete audio-visual data DM(include image coded data DIAnd sound coding data DA) it is sent to the communication unit 212 of video playing device 210, and then in step S408A, video playing device 210 then can be by processing unit 214 by audio-visual data DMIn image coded data DIAnd sound coding data DADecoding, and export the image frame of correspondence in display unit 216 and export the sound of correspondence in loudspeaker unit 218.
On the other hand, in step S406B, the processing unit 224 of server 220 is then by audio-visual data DMIsolate sound coding data DA, then by communication unit 222 only by sound coding data DABe sent to the communication unit 212 of video playing device 210, and then in step S408B, video playing device 210 by processing unit 214 by sound coding data DADecoding, then relends the sound being exported correspondence by loudspeaker unit 218.
Need further it is observed that in some embodiments of the invention, can be somewhat different with application program step under background process program under standby mode.For example, if video playing device 210 is in stand-by mode, in step S406B, the sound coding data D that the communication unit 212 of video playing device 210 also will receiveAKeeping in buffer Buf, then communication unit 212 then forbidden energy or dormancy are to save power consumption, and due to the sound coding data D of the only temporary part of buffer BufAAnd video playing device 210 continues the sound coding data D that output buffer Buf is kept in step S408BACorresponding sound, therefore to avoid the broadcasting of user sound therefore to interrupt, step S408B communication unit 212 also can with one both fixed cycle again enable to receive sound coding data DAEnsuing part is also kept in buffer Buf.
Though the present invention has described preferred embodiment as above, but because understanding above-mentioned disclosed and being not used to limit the embodiment of the present invention.On the contrary, it contains multiple change and similar configuration (those of ordinary skill in the art can substantially learn).Additionally, broadest understanding to comprise all above-mentioned changes and similar configuration should be made according to appended claim.
Claims (10)
1. an audio-video processing means, it is characterised in that including:
One processing unit, in an operator scheme, above-mentioned processing unit judges that an audio-video application program is a perspective process program or a background process program, when above-mentioned audio-video application program is above-mentioned perspective process program, then produce a view data and a voice data according to an audio-visual data, and when above-mentioned audio-video application program is above-mentioned background process program, above-mentioned processing unit only produces tut data according to above-mentioned audio-visual data, and stop processing above-mentioned view data, and when above-mentioned processing unit operation is in a standby mode, above-mentioned processing unit only produces tut data according to above-mentioned audio-visual data, and stop processing above-mentioned view data；
One display unit, shows an image frame according to above-mentioned view data；And
One loudspeaker unit, according to tut data playback one sound.
2. phonotape and videotape processing means as claimed in claim 1, the most above-mentioned processing unit also includes:
One phonotape and videotape separative element, produces an image coded data and a sound coding data according to above-mentioned audio-visual data；
One image decoding unit, produces above-mentioned view data according to above-mentioned image coded data；And
One voice codec unit, produces tut data according to tut coded data.
3. phonotape and videotape processing means as claimed in claim 2, wherein when in above-mentioned standby mode or above-mentioned processing unit, above-mentioned processing unit operation judges that above-mentioned audio-video application program is above-mentioned background process program, terminates the operation of above-mentioned image decoding unit.
4. an audio-video processing system, it is characterised in that including:
One video playing device, including a communication unit, a processing unit, a display unit and a loudspeaker unit, the most above-mentioned communication unit receives a view data and a voice data, when above-mentioned processing unit performs an audio-video application program in an operator scheme, above-mentioned display unit shows an image frame according to above-mentioned view data, and above-mentioned loudspeaker unit is according to tut data playback one sound；And
One server, there is a server communication unit, the most above-mentioned server communication unit judges that above-mentioned audio-video application program is a perspective process program or a background process program, when above-mentioned audio-video application program is above-mentioned perspective process program, then transmit above-mentioned view data and tut data to above-mentioned video playing device according to an audio-visual data, and when above-mentioned audio-video application program is above-mentioned background process program, then only transmit tut data to above-mentioned video playing device according to above-mentioned audio-visual data, above-mentioned processing unit is made only to process tut data and stop processing above-mentioned view data.
5. phonotape and videotape processing system as claimed in claim 4, the above-mentioned processing unit of the most above-mentioned video playing device also includes a standby mode, and whether the processing unit that above-mentioned server communication unit also detects above-mentioned video playing device operates in above-mentioned standby mode, when above-mentioned server communication unit detect above-mentioned processing unit operation in above-mentioned standby mode, the most above-mentioned server communication unit then only transmits tut data to above-mentioned communication unit according to above-mentioned audio-visual data.
6. phonotape and videotape processing system as claimed in claim 5, the most above-mentioned video playing device also includes a buffer, when above-mentioned video playing device operates in above-mentioned standby mode, above-mentioned communication unit also in one both fixed cycle enable and receive tut data and keep in above-mentioned buffer, and when tut data have been kept in above-mentioned buffer, the above-mentioned communication unit of forbidden energy.
7. a video playing device, it is characterised in that including:
One processing unit, performs an audio-video application program in an operator scheme, and judges that above-mentioned audio-video application program is a perspective process program or a background process program；
One communication unit, when above-mentioned processing unit judges that above-mentioned audio-video application program is above-mentioned perspective process program, receive the view data from a server and a voice data, and when above-mentioned processing unit judges that above-mentioned audio-video application program is above-mentioned background process program, only receive the tut data from above-mentioned server so that above-mentioned processing unit only processes tut data and stops processing above-mentioned view data；
One display unit, shows an image frame according to above-mentioned view data；
One loudspeaker unit, according to tut data playback one sound.
8. video playing device as claimed in claim 7, the above-mentioned processing unit of the most above-mentioned video playing device also includes a standby mode, and when above-mentioned processing unit operation is in above-mentioned standby mode, the most above-mentioned communication unit only receives the tut data from above-mentioned server.
9. video playing device as claimed in claim 8, the most above-mentioned video playing device also includes a buffer, when above-mentioned video playing device operates in above-mentioned standby mode, above-mentioned communication unit also in one both fixed cycle enable and receive tut data and keep in above-mentioned buffer, and when tut data have been kept in above-mentioned buffer, the above-mentioned communication unit of forbidden energy.
10. an audio-video processing method, it is characterised in that including:
Judge that an audio-video application program is a perspective process program or a background process program；
When above-mentioned audio-video application program is above-mentioned perspective process program, then produce a view data and a voice data according to an audio-visual data, and when above-mentioned audio-video application program is above-mentioned background process program, only produce tut data according to above-mentioned audio-visual data, and stop processing above-mentioned view data；
An image frame is exported in a display unit according to above-mentioned view data；
A sound is exported in a loudspeaker unit according to tut data；
Judge whether a processing unit operates in a standby mode；And
When above-mentioned processing unit operation is in above-mentioned standby mode, then only produces tut data according to above-mentioned audio-visual data, and stop processing above-mentioned view data.
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| CN101583025A (en) * | 2009-06-11 | 2009-11-18 | 中兴通讯股份有限公司 | Streaming media playing method and device |
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| KR20070083312A (en) * | 2006-02-18 | 2007-08-24 | 삼성전자주식회사 | Portable device capable of receiving broadcasting and method thereof |
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| WO2001093587A2 (en) * | 2000-05-31 | 2001-12-06 | Minerva Networks, Inc. | Method and system for pausing and replaying scheduled rich media broadcasts |
| CN1756324A (en) * | 2004-09-28 | 2006-04-05 | 歌拉利旺株式会社 | Vehicle-mounted displaying device employing TV program displaying method |
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