CN202258375U - Dual-chip audio and video player and mobile terminal - Google Patents
Dual-chip audio and video player and mobile terminal Download PDFInfo
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- CN202258375U CN202258375U CN2011204255533U CN201120425553U CN202258375U CN 202258375 U CN202258375 U CN 202258375U CN 2011204255533 U CN2011204255533 U CN 2011204255533U CN 201120425553 U CN201120425553 U CN 201120425553U CN 202258375 U CN202258375 U CN 202258375U
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Abstract
The utility model discloses a two chip audio frequency and video players and mobile terminal, the utility model discloses an increase from the chip, decode and the video shows back by following the chip to video data, main chip consumption has been reduced, the smooth broadcast of low side cell-phone audio frequency and video has been realized, in addition by application interface module for application, the audio frequency shows back and the video shows back and provides unified control and state feedback interface, make things convenient for the integrated player of each cell-phone producer, the quick adaptation of player in the mobile terminal of the different producers of different models has been realized, the adaptation cycle has been shortened, the efficiency of the adaptation is improved, the cost of labor is reduced.
Description
Technical field
The utility model relates to the player field, relates in particular to a kind of twin-core sheet audio/video player and portable terminal.
Background technology
General portable terminal all adopts single chip design may, and the low-end mobile phone CPU frequency is low, can't satisfy the smooth performance requirement of playing of audio frequency and video; And each portable terminal manufacturer design standards is different; Interface is different, can't the Rapid Realization player between the different model adaptive, cause the player adaptation period long; Efficient is low, and cost of labor is high.
The utility model content
The purpose of the utility model embodiment is to propose a kind of twin-core sheet audio/video player and portable terminal, and it is low to be intended to solve prior art low and middle-end mobile phone CPU frequency, can't satisfy the performance requirement that audio frequency and video are play smooth playing; And each portable terminal manufacturer design standards is different; Interface is different, can't the Rapid Realization player between the different model adaptive, cause the player adaptation period long; Efficient is low, the technical matters that cost of labor is high.
The utility model embodiment is achieved in that a kind of twin-core sheet audio/video player, comprises master chip; Be used for audio decoder and echo; Said player also comprises from chip, saidly links to each other with master chip from chip, is used for video data is decoded and the video echo; Said master chip also is used to the control and the feedback of status interface that provide unified; Obtain data source; Said data source is encapsulated, and, the data source notice after resolving is carried out video decode and video echo from chip according to the said data source of format description information analysis of said data source.
Another purpose of the utility model embodiment is to propose a kind of portable terminal that comprises said twin-core sheet audio/video player.
The beneficial effect of the utility model:
The utility model is through increasing from chip; By video data being decoded and the video echo from chip, reduced master chip consumption, realized the smooth playing of low-end mobile phone audio frequency and video; Be that application program, audio frequency echo and video echo provide unified control and feedback of status interface by AIM in addition; Make things convenient for each integrated player of mobile phone producer, realized player adaptive fast in the portable terminal of different model different manufacturers, shortened adaptation period; Improve adaptive efficient, reduce cost of labor.
Description of drawings
Fig. 1 is the structural representation of a kind of twin-core sheet of the utility model audio/video player first preferred embodiment;
Fig. 2 is the structural representation of a kind of twin-core sheet of the utility model audio/video player second preferred embodiment.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer, below in conjunction with accompanying drawing and embodiment, the utility model is further elaborated, for the ease of explanation, only show the part relevant with the utility model embodiment.Should be appreciated that the specific embodiment that this place is described, only be used to explain the utility model, not in order to restriction the utility model.
The utility model is through increasing from chip; By video data being decoded and the video echo from chip, reduced master chip consumption, realized the smooth playing of low-end mobile phone audio frequency and video; Be that application program, audio frequency echo and video echo provide unified control and feedback of status interface by AIM in addition; Make things convenient for each integrated player of mobile phone producer, realized player adaptive fast in the portable terminal of different model different manufacturers, shortened adaptation period; Improve adaptive efficient, reduce cost of labor.
Embodiment one
The structural representation of a kind of twin-core sheet of Fig. 1 the utility model embodiment audio/video player.
Said twin-core sheet audio/video player comprises master chip, is used for audio decoder and echo, and said player also comprises from chip, saidly links to each other with master chip from chip, is used for video data is decoded and the video echo; Said master chip also is used to the control and the feedback of status interface that provide unified; Obtain data source; Said data source is encapsulated, and, the data source notice after resolving is carried out video decode and video echo from chip according to the said data source of format description information analysis of said data source.
To technique scheme specifically can for:
Said master chip comprises data source module, main control module, audio decoder module, audio frequency echo module and AIM; Saidly also comprise video decode module and video echo module, be illustrated in figure 2 as the structural representation of a kind of twin-core sheet of the utility model audio/video player second preferred embodiment from chip;
Said data source module links to each other with said main control module, is used to obtain and sends data source to main control module;
Said main control module; Link to each other with AIM with said data source module, audio decoder module, audio frequency echo module, video decode module, video echo module; Be used for the data source that receives is encapsulated; And, the data source after resolving is sent to audio decoder module, audio frequency echo module, video decode module or/and video echo module according to the said data source of format description information analysis of said data source; It is mutual also to be used to control each module information, and the conversion of controls playing state, with the loading of data and call, realizes the synchronous transmission and the echo of audio frequency and video;
Said audio decoder module links to each other with audio frequency echo module with said main control module, is used for voice data is decoded, and the notice main control module;
Said audio frequency echo module links to each other with AIM with said main control module, audio decoder module, is used for decoded voice data is carried out the audio frequency echo;
Said video decode module links to each other with video echo module with said main control module, is used for video data is decoded, and the notice main control module;
Said video echo module links to each other with AIM with said main control module, video decode module, is used for decoded video data is carried out the video echo;
Said AIM links to each other with said main control module, is used to application program, audio frequency echo and video echo unified control and feedback of status interface is provided;
Said format description information comprises the original image size of sampling rate, sampling precision, port number and video of coded system, the audio frequency of audio frequency and video;
The concrete course of work is: application program is opened through the calling application interface module and is imported the url address into; Main control module is according to url notification data source module input data source; Main control module is chosen data source; Whether the SDP in reading of data source (Session Description Protocol, Session Description Protocol) information at first (for example has coded format, code check, sampling rate of voice data, voice data etc. according to sdp information; The coded format, wide high whether video data, video data are arranged) notifies corresponding audio decoder module or/and the video decode module; Said audio decoder module is carried out the echo broadcast of voice data then or/and the video decode module reads file data and decoding by audio frequency echo module, carry out the video echo by video echo module and play.
The further optimization of technique scheme is,
Saidly preset the storehouse of 2MB at least, be used for the video decode of video decode module, satisfy the subsistence level of video decode, improve decoding efficiency from chip.
The further optimization of technique scheme is,
Said video decode module and video echo module are embedded in from chip with the form in storehouse, and being used for video data decoding is yuv data, and said yuv data is sent to video echo module;
Said video echo module also is used for said yuv data is carried out the video echo.
Because video decode and video echo are all from chip, decoding efficiency is high, be input to accomplish from the code stream decoding of chip after with regard to playback immediately; The delay that decoding brings can be ignored; Carry out audio-visual synchronization so said main control module is input to from the time of the frame of video of chip through control, said main control module calculates the voice playing time, has arrived the time that certain frame video shows; Frame of video is sent into from chip, realized the synchronous of audio frequency and video.
Passing through among the utility model embodiment increases from chip; By video data being decoded and the video echo from chip, reduced master chip consumption, realized the smooth playing of low-end mobile phone audio frequency and video; Be that application program, audio frequency echo and video echo provide unified control and feedback of status interface by AIM in addition; Make things convenient for each integrated player of mobile phone producer, realized player adaptive fast in the portable terminal of different model different manufacturers, shortened adaptation period; Improve adaptive efficient, reduce cost of labor; Through presetting the storehouse of 2MB at least from chip, be used for the video decode of video decode module, satisfy the subsistence level of video decode, further improve decoding efficiency; Through said video decode module and the video echo module form with the storehouse is embedded in from chip, being used for video data decoding is yuv data, by said video echo module said yuv data is carried out the video echo; Because video decode and video echo are all from chip, decoding efficiency is high, be input to accomplish from the code stream decoding of chip after with regard to playback immediately; The delay that decoding brings can be ignored; Carry out audio-visual synchronization so said main control module is input to from the time of the frame of video of chip through control, said main control module calculates the voice playing time, has arrived the time that certain frame video shows; Frame of video is sent into from chip; Realize the synchronous of audio frequency and video, result of broadcast is smooth more, is applicable to the broadcast of the audio frequency and video of low-end mobile phone.
The twin-core sheet audio/video player that the utility model provides need can be applied on the portable terminal of twin-core sheet audio/video player, for example: PDA, mobile phone etc.
Claims (5)
1. a twin-core sheet audio/video player comprises master chip, is used for audio decoder and echo, it is characterized in that, said player also comprises from chip, saidly links to each other with master chip from chip, is used for video data is decoded and the video echo; Said master chip also is used to the control and the feedback of status interface that provide unified, obtains data source, and said data source is encapsulated, resolves, and the data source after resolving is sent to from chip and notice carry out video decode and video echo from chip.
2. twin-core sheet audio/video player according to claim 1; It is characterized in that; Said master chip comprises data source module, main control module, audio decoder module, audio frequency echo module and AIM, saidly also comprises video decode module and video echo module from chip;
Said data source module links to each other with said main control module, is used to obtain and sends data source to main control module;
Said main control module; Link to each other with AIM with said data source module, audio decoder module, audio frequency echo module, video decode module, video echo module; Be used for the data source that receives is encapsulated; And, the data source after resolving is sent to audio decoder module, audio frequency echo module, video decode module or/and video echo module according to the said data source of format description information analysis of said data source; It is mutual also to be used to control each module information, and the conversion of controls playing state, with the loading of data and call, realizes the synchronous transmission and the echo of audio frequency and video.
Said audio decoder module links to each other with audio frequency echo module with said main control module, is used for voice data is decoded, and the notice main control module.
Said audio frequency echo module links to each other with AIM with said main control module, audio decoder module, is used for decoded voice data is carried out the audio frequency echo;
Said video decode module links to each other with video echo module with said main control module, is used for video data is decoded, and the notice main control module.
Said video echo module links to each other with AIM with said main control module, video decode module, is used for decoded video data is carried out the video echo;
Said AIM links to each other with said main control module, is used to application program, audio frequency echo and video echo unified control and feedback of status interface is provided.
3. twin-core sheet audio/video player according to claim 2 is characterized in that, saidly presets the storehouse of 2MB at least from chip, is used for the video decode of video decode module.
4. twin-core sheet audio/video player according to claim 3; It is characterized in that; Said video decode module and video echo module are embedded in from chip with the form in storehouse, and being used for video data decoding is yuv data, and said yuv data is sent to video echo module;
Said video echo module also is used for said yuv data is carried out the video echo.
5. a portable terminal is characterized in that, described portable terminal comprises one of them described twin-core sheet audio/video player of claim 1-4.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011204255533U CN202258375U (en) | 2011-11-01 | 2011-11-01 | Dual-chip audio and video player and mobile terminal |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011204255533U CN202258375U (en) | 2011-11-01 | 2011-11-01 | Dual-chip audio and video player and mobile terminal |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107124575A (en) * | 2017-04-14 | 2017-09-01 | 苏州科达科技股份有限公司 | A kind of media processing method, device and media server |
| CN111421961A (en) * | 2020-04-13 | 2020-07-17 | 无锡翼盟电子科技有限公司 | Method and consumable box capable of realizing rapid power-on and rapid storage of consumable chip |
-
2011
- 2011-11-01 CN CN2011204255533U patent/CN202258375U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107124575A (en) * | 2017-04-14 | 2017-09-01 | 苏州科达科技股份有限公司 | A kind of media processing method, device and media server |
| CN111421961A (en) * | 2020-04-13 | 2020-07-17 | 无锡翼盟电子科技有限公司 | Method and consumable box capable of realizing rapid power-on and rapid storage of consumable chip |
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