CN102098511A - Mobile terminal and video playing realization method thereof - Google Patents
Mobile terminal and video playing realization method thereof Download PDFInfo
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- CN102098511A CN102098511A CN2010105908819A CN201010590881A CN102098511A CN 102098511 A CN102098511 A CN 102098511A CN 2010105908819 A CN2010105908819 A CN 2010105908819A CN 201010590881 A CN201010590881 A CN 201010590881A CN 102098511 A CN102098511 A CN 102098511A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
Abstract
The invention provides a mobile terminal and a video playing realization method thereof. The method comprises the following steps: a mobile terminal and a computation entity build a video service connection; the mobile terminal sends video data to be decoded to client side software installed on the computation entity; the video decoder of the computation entity is invoked by the client side software to decode the data; and a frame data stream returned by the computation entity is received. The mobile terminal and the video display realization method thereof, which are provided by the invention, are characterized in that the mobile terminal and the computation entity building a wireless connection build the video service connection, the client side software pushed to the computation entity is used for invoking the video decoder of the computation entity so as to decode the data; the frame data stream returned by the computation entity is received; and after the frame data stream is processed, a video is played by the video player of the mobile terminal, thereby improving the video playing performance of the mobile terminal, ensuring less power consumption, costing no extra cost for users, and saving the cost.
Description
Technical field
The present invention relates to communication technical field, relate in particular to the implementation method of a kind of portable terminal and video playback thereof.
Background technology
Enter 3G (Third Generation) Moblie (3G) after the epoch, the function of portable terminal is also more and more abundanter, and especially video playback capability becomes mobile phone users function commonly used gradually.Problems such as compare with computer, functions such as the computing ability of portable terminal, video decode are still more weak, and these will cause the user when carrying out video playback by portable terminal, and appearance pauses, image is not smooth.
So, can pass through in portable terminal, to use more high performance arm processor and mobile application processor, and then make the handling property of portable terminal obtain certain lifting, portable terminal carries out the effect of video playback and is also necessarily improved.But when the portable terminal handling property was improved, its power consumption also can increase thereupon; Simultaneously, because the price factor of high-performance processor, the universal of high-performance processor needs time, and so, makes that the low and middle-end portable terminal, the weak present situation of function portable terminal computing capability that occupy the suitable market share are not solved effectively.
Also have a kind of method to be: by cloud computing, to be specially portable terminal and to insert 3G network or internet,, obtain powerful calculating and storage capacity that distributed treatment provides by data center.But this method need take the bandwidth of communication network, and user's rate expense is higher; In order to keep the connection of network, the radio frequency part of portable terminal also needs to pay bigger power consumption simultaneously.
Summary of the invention
In view of this, main purpose of the present invention is to provide the implementation method of a kind of portable terminal and video playback thereof, can improve the video playback performance of portable terminal self and reduce power consumption.
For achieving the above object, technical scheme of the present invention is achieved in that
The implementation method that a kind of mobile terminal video is play, described method comprises:
Portable terminal is set up Video service with computational entity and is connected;
Portable terminal is sent to the client software that is installed on computational entity with video data to be decoded, and the Video Decoder that calls computational entity by described client software carries out data decode, and receives the frame data stream that computational entity returns.
Further, described portable terminal and computational entity are set up before Video service is connected, and described method also comprises:
Portable terminal utilizes low coverage communication search computational entity;
Portable terminal sends the wireless connections request to the computational entity that searches, after receiving the agreement access information that described computational entity returns, sets up the wireless connections with described computational entity.
Wherein, described portable terminal and computational entity are set up Video service and are connected to:
Portable terminal pushes the client software of storage in advance to the computational entity of setting up wireless connections;
After portable terminal receives the client software of the installation information that described computational entity returns, start the adaptive task submodule of transmission of self, finish and computational entity Video service establishment of connection.
Further, described portable terminal and computational entity are set up after Video service is connected, and described method also comprises:
Portable terminal is enabled the long-distance video decoding schema after receiving the long-distance video decoding schema selection information of user's input;
Stop the digital signal processor DSP software task of portable terminal, cut off the CPU of portable terminal and the data communication of DSP, and described DSP is placed resting state.
Wherein, described portable terminal is sent to the client software that is installed on computational entity with video data to be decoded, and the Video Decoder that calls computational entity by described client software carries out data decode and is:
Portable terminal starts the virtual co-processor task module of self, receives the video data to be decoded that self CPU sends, carry out buffered after, the form that video data and local decodes commands is packaged into packet sends to the adaptive task submodule of transmission;
After the adaptive task submodule of described transmission carries out the conversion of wireless protocols data format to the data that receive, be sent to the wireless task module of portable terminal, be sent to the wireless task module of computational entity by described wireless task module;
The wireless task module of computational entity sends to client software with the data that receive, and the Video Decoder that is called computational entity by described client software carries out the decoding of video data.
Further, described method also comprises:
Portable terminal detects Video service and connects when disconnecting, the long-distance video decoding schema is switched to the local video decoding schema, close self virtual co-processor task module, and the adaptive task submodule of transmission, and wake the DSP of portable terminal up, start the dsp software task.
A kind of portable terminal comprises wireless task module, CPU and DSP task module, and described portable terminal also comprises: Video service link block, virtual co-processor task module; Wherein,
The Video service link block is used for setting up Video service with computational entity and is connected;
Virtual co-processor task module is used for video data to be decoded is sent to the client software that is installed on computational entity by wireless task module;
Wireless task module, the client software that is used to receive described computational entity call the frame data stream that the Video Decoder of computational entity is decoded and obtained video data.
Further, described wireless task module specifically is used to search for computational entity, sends the wireless connections request to the computational entity that searches, after receiving the agreement access information that described computational entity returns, sets up the wireless connections with described computational entity.
Further, described Video service link block also comprises the adaptive task submodule of transmission; Wherein,
The Video service link block, specifically be used for pushing the client software of storage in advance to the computational entity of setting up wireless connections, and after receiving the client software of the installation information that computational entity returns, trigger the adaptive task submodule of described transmission, finish and computational entity Video service establishment of connection.
Further, described CPU, after being used to receive the long-distance video decoding schema selection information of user's input, enable the long-distance video decoding schema, stop the dsp software task of described DSP task module, cut off the data communication that moves DSP of CPU and described DSP task module, and described DSP is placed resting state.
Further, described virtual co-processor task module specifically is used to receive the video data to be decoded that CPU sends, carry out buffered after, the form that video data and decodes commands are packaged into packet sends to and transmits adaptive task submodule;
Transmit adaptive task submodule, after the data that specifically are used for receiving are carried out the wireless protocols format conversion, be sent to wireless task module;
Wireless task module, the data that specifically are used for receiving are sent to the wireless task module of computational entity.
Further, described CPU is when also being used to detect the Video service connection disconnection of Video service link block, the long-distance video decoding schema is switched to the local video decoding schema, close virtual association Processing tasks module and Video service link block, and wake DSP up, start the dsp software task.
The implementation method of portable terminal provided by the present invention and video playback thereof, portable terminal is set up Video service with the computational entity of setting up wireless connections to be connected, the Video Decoder that calls computational entity by the client software that is pushed to computational entity processing such as decode, receive the frame data stream that computational entity returns, after handling, video player by portable terminal is play, and has not only improved the video playback performance of portable terminal; And power consumption is less, does not need the user effort extra-pay, has saved cost.
Description of drawings
Fig. 1 is the schematic flow sheet of the implementation method of mobile terminal video broadcast of the present invention;
Fig. 2 is the implementation method one specific embodiment handling process schematic diagram that mobile terminal video of the present invention is play;
Fig. 3 is the composition structural representation of portable terminal of the present invention.
Embodiment
Basic thought of the present invention is: portable terminal and computational entity are set up Video service be connected; Portable terminal is sent to the client software that is installed on computational entity with video data to be decoded, and the Video Decoder that calls computational entity by described client software carries out data decode, and receives the frame data stream that computational entity returns.
For making the purpose, technical solutions and advantages of the present invention clearer, by the following examples and with reference to accompanying drawing, the present invention is described in more detail.
Fig. 1 shows the flow process of the implementation method of mobile terminal video broadcast of the present invention, and as shown in Figure 1, described method comprises the steps:
Particularly, portable terminal is given described computational entity by the client software that the wireless connections with computational entity foundation push storage in advance; Computational entity receives also described client software is installed, and returns mount message and give described portable terminal; After portable terminal receives mount message, start the adaptive task submodule of transmission of the Video service link block of self, at this moment, portable terminal is connected to set up with Video service between computational entity to be finished.
Step 102, portable terminal send video data to be decoded to the client software that is installed on computational entity, and the Video Decoder that calls computational entity carries out data decode, and receive the frame data stream that computational entity returns;
Particularly, portable terminal is sent to the client software that is installed on computational entity after video data to be decoded is encapsulated, the Video Decoder that calls computational entity by described client software carries out the decoding processing of data, and receives frame data stream that computational entity returns to play.Wherein, being treated to of the video data that portable terminal encapsulation is to be decoded: read original video data piece and relevant parameter to be decoded, after the decodes commands encapsulation of this locality, the form that in batches is converted to the wireless protocols packet is sent to client software or the like.
Fig. 2 shows the handling process of implementation method one specific embodiment of mobile terminal video broadcast of the present invention, and as shown in Figure 2, described embodiment comprises the steps:
Step 1, portable terminal receives the unlatching low coverage wireless connections request of user's input, opens the low coverage wireless connections function of self;
Particularly, the low coverage wireless connections of portable terminal can be multiple modes such as bluetooth, WIFI, Wireless USB.
Step 2, computational entity is opened the low coverage wireless connections of self;
In this step, computational entity can be the powerful equipment of computing functions such as computer; Particularly, when computational entity receives the unlatching low coverage wireless connections request of user's input, then open the low coverage wireless connections function of self.
In addition, should be appreciated that computational entity is meant in this step: be positioned at the computational entity of the effective scope of portable terminal low coverage wireless connections, and step 1 and step 2 are not distinguish successively in realization.
Step 3～4, portable terminal when searching computational entity, send wireless connections request to described computational entity by the computational entity of low coverage communication search close region;
Particularly, portable terminal is searched for computational entity in the effective range of the low coverage wireless connections of self; When searching the computational entity of same unlatching low coverage wireless connections, can send the wireless connections request to this computational entity.
Step 5～6, computational entity are verified the wireless connections request that receives, and when checking is passed through, return and agree access information to described portable terminal, and the wireless connections between portable terminal and the computational entity are at this moment set up and finished;
Particularly, in this step, described computational entity also comprises the checking of wireless connections request: according to the ruuning situation of self, determine whether to provide the access request of agreeing portable terminal, when disagreeing with, return and disagree with that access information gives described portable terminal; Wherein, during situation such as, operation process number higher when the CPU usage of computational entity is more, computational entity then can return disagrees with that access information gives described portable terminal; Otherwise under the situation good when the CPU of computational entity user mode, that operation process number is not many, computational entity returns agrees that access information is to described portable terminal.
After step 7, the wireless connections of portable terminal and computational entity are set up and finished, push the client software self stored in advance to computational entity;
In this step, portable terminal specifically can promote client software with document form and give described computational entity; Wherein, this client software can be built in the file management area of portable terminal in advance, together is distributed to the user in company with mobile terminal software.
Step 8, the client software that the computational entity installation and operation receives after the installation, returns mount message and gives portable terminal; After portable terminal receives described mount message, start the adaptive task submodule of transmission of self, at this moment, the Video service between portable terminal and the computational entity connects to set up to be finished;
In this step, client software is mainly used in swap data between the wireless task module of being responsible for computational entity after computational entity operation, and calls the Video Decoder of computational entity, the orders such as data decode that the execution portable terminal is sent;
In addition,, then need not to install again the client software of receiving, directly move self mounted client software, and send mount message to described portable terminal when computational entity detects when the client software that described portable terminal pushes has been installed self.
When the client software version that detects self mounted described portable terminal when computational entity is lower than the client software that receives, can upgrade automatically, upgrade finish after, return mount message and give described portable terminal.
Step 9, portable terminal are enabled the long-distance video decoding schema after receiving the long-distance video decoding schema selection information of user's input;
Particularly, in this step, the video player module of portable terminal provides video decode model selection function for the user, and it comprises local video decoding schema and long-distance video decoding schema; When portable terminal receives long-distance video decoding schema selection information, portable terminal is enabled the long-distance video decoding schema, stop digital signal processor (Digital Signal Processor, DSP) software task cuts off the data communication between this DSP and the CPU; Simultaneously, in order to save power consumption of mobile terminals, can select described DSP is placed resting state.
Step 10～11, portable terminal starts the virtual co-processor task module of self, video data to be decoded is handled, and the data that processing obtains are sent to computational entity;
Particularly, after portable terminal starts virtual co-processor task module, virtual co-processor task module receives the video data to be decoded that CPU sends, after carrying out buffered, the video data that buffering is obtained sends to the adaptive task submodule of transmission with the form that local decodes commands is packaged into packet; Transmitting adaptive task submodule carries out after the wireless protocols data format transforms the data that receive, be sent to the wireless task module of portable terminal, the wireless task module of portable terminal and the wireless task module of computational entity carry out RFDC, and data are sent to computational entity.
Step 12～13, the wireless task module of computational entity is sent to client software with the data that receive, and the local video decoder that client software calls computational entity carries out the decoding of video data, and returns the frame data stream that obtains and give portable terminal;
Particularly, after client software carries out Data Format Transform to the data that receive, call the local video decoder and carry out actual decoding processing, the decoding setting current according to computational entity, local Video Decoder finally utilizes the CPU of computational entity to carry out software decode, or the video card that utilizes computational entity carries out the hardware decoding, and the frame data stream that decoding obtains returned to client software, the wireless task module that client software calls computational entity returns to portable terminal with described frame data stream.
Step 14, portable terminal is handled the frame data stream that receives, and plays by the video player of this locality;
Particularly, the wireless task module of portable terminal is sent to the adaptive task submodule of transmission with frame data stream, after transmitting adaptive task submodule the frame data stream of wireless protocols data format being converted into the accessible data format of virtual co-processor task module, the frame data stream that conversion is obtained is sent to virtual co-processor task module, by virtual co-processor task module to the frame data stream that receives cushion quicken to wait handle after, the data that finally obtain are offered the video player of portable terminal, call the hardware such as LCDs LCD of portable terminal this locality by this video player and play.
In addition, when the CPU of portable terminal detects the Video service connection disconnection of setting up in the step 8, the long-distance video decoding schema can be switched to the local video decoding schema, close virtual co-processor task module and transmit adaptive task submodule, and wake DSP up, start the dsp software task; Wherein, Video service connect to disconnect can be receive user's input termination long-distance video decoding schema message or detect portable terminal not in the service range of described computational entity or computational entity terminates as portable terminal situations such as long-distance video decoding service are provided.
Fig. 3 shows the composition structure of portable terminal of the present invention, and as shown in Figure 3, described portable terminal comprises wireless task module 31, CPU 32, DSP task module 33, Video service link block 34 and virtual co-processor task module 35; Wherein,
Wireless task module 31, the client software that is used to receive described computational entity call the frame data stream that the Video Decoder of computational entity is decoded and obtained video data;
Video service link block 34 is used for setting up Video service with computational entity and is connected;
Virtual co-processor task module 35 is used for video data to be decoded is sent to the client software that is installed on computational entity by wireless task module.
Further, wireless task module 31 specifically is used to search for computational entity, sends the wireless connections request to the computational entity that searches, after receiving the agreement access information that described computational entity returns, sets up the wireless connections with described computational entity.
Further, Video service link block 34 also comprises the adaptive task submodule 341 of transmission; Wherein, Video service link block 34, specifically be used for pushing the client software of storage in advance to the computational entity of setting up wireless connections, and after receiving the client software of the installation information that computational entity returns, trigger the adaptive task submodule 341 of described transmission, finish and computational entity Video service establishment of connection.
Further, CPU 32, after being used to receive the long-distance video decoding schema selection information of user's input, enable the long-distance video decoding schema, stop the dsp software task of the DSP task module 33 of portable terminal, cut off the data communication of the DSP of CPU 32 and DSP task module 33, described DSP is placed resting state.
Further, described virtual co-processor task module 35, specifically be used to receive the video data to be decoded that CPU 32 sends, carry out buffered after, the form that video data and local decodes commands is packaged into packet sends to the adaptive task submodule 341 of transmission;
Transmit adaptive task submodule 341, after the data that specifically are used for receiving are carried out the wireless protocols format conversion, be sent to wireless task module 31;
Wireless task module 31, the data that specifically are used for receiving are sent to the wireless task module of computational entity; Wherein, computational entity is sent to client software with the data that receive, and the Video Decoder that client software calls this locality of computational entity carries out the decoding of video data etc., and returns the frame data stream that obtains and give portable terminal;
Particularly, after client software carries out Data Format Transform to the data that receive, call the local video decoder and carry out actual decoding processing, the decoding setting current according to computational entity, local Video Decoder finally utilizes the CPU of computational entity to carry out software decode, or the video card that utilizes computational entity carries out the hardware decoding, and the frame data stream that decoding obtains returned to client software, the wireless task module that client software calls computational entity returns to portable terminal with described frame data stream;
The wireless task module 31 of portable terminal is sent to the adaptive task submodule 341 of transmission with the frame data stream that receives, after transmitting adaptive task submodule 341 data conversion of wireless protocols data format being virtual co-processor task module 35 accessible data formats, the frame data stream that conversion is obtained is sent to virtual co-processor task module 35, by 35 pairs of frame data stream that receive of virtual co-processor task module cushion quicken to wait handle after, the data that finally obtain are offered the video player of portable terminal, call the hardware such as LCD of portable terminal this locality by this video player and play.
Further, described CPU 32, when also being used to detect the Video service connection disconnection of Video service link block 34, the long-distance video decoding schema is switched to the local video decoding schema, close virtual association Processing tasks module 35 and Video service link block 34, and start DSP task module 33, and be specially and wake DSP up, start the dsp software task.
The above is preferred embodiment of the present invention only, is not to be used to limit protection scope of the present invention.
Claims (12)
1. the implementation method play of a mobile terminal video is characterized in that described method comprises:
Portable terminal is set up Video service with computational entity and is connected;
Portable terminal is sent to the client software that is installed on computational entity with video data to be decoded, and the Video Decoder that calls computational entity by described client software carries out data decode, and receives the frame data stream that computational entity returns.
2. method according to claim 1 is characterized in that, described portable terminal and computational entity are set up before Video service is connected, and described method also comprises:
Portable terminal utilizes low coverage communication search computational entity;
Portable terminal sends the wireless connections request to the computational entity that searches, after receiving the agreement access information that described computational entity returns, sets up the wireless connections with described computational entity.
3. method according to claim 1 is characterized in that, described portable terminal and computational entity are set up Video service and be connected to:
Portable terminal pushes the client software of storage in advance to the computational entity of setting up wireless connections;
After portable terminal receives the client software of the installation information that described computational entity returns, start the adaptive task submodule of transmission of self, finish and computational entity Video service establishment of connection.
4. according to each described method of claim 1 to 3, it is characterized in that described portable terminal and computational entity are set up after Video service is connected, described method also comprises:
Portable terminal is enabled the long-distance video decoding schema after receiving the long-distance video decoding schema selection information of user's input;
Stop the digital signal processor DSP software task of portable terminal, cut off the CPU of portable terminal and the data communication of DSP, and described DSP is placed resting state.
5. method according to claim 4 is characterized in that described portable terminal is sent to the client software that is installed on computational entity with video data to be decoded, and the Video Decoder that calls computational entity by described client software carries out data decode and is:
Portable terminal starts the virtual co-processor task module of self, receives the video data to be decoded that self CPU sends, carry out buffered after, the form that video data and local decodes commands is packaged into packet sends to the adaptive task submodule of transmission;
After the adaptive task submodule of described transmission carries out the conversion of wireless protocols data format to the data that receive, be sent to the wireless task module of portable terminal, be sent to the wireless task module of computational entity by described wireless task module;
The wireless task module of computational entity sends to client software with the data that receive, and the Video Decoder that is called computational entity by described client software carries out the decoding of video data.
6. method according to claim 5 is characterized in that, described method also comprises:
Portable terminal detects Video service and connects when disconnecting, the long-distance video decoding schema is switched to the local video decoding schema, close self virtual co-processor task module, and the adaptive task submodule of transmission, and wake the DSP of portable terminal up, start the dsp software task.
7. a portable terminal comprises wireless task module, CPU and DSP task module, it is characterized in that described portable terminal also comprises: Video service link block, virtual co-processor task module; Wherein,
The Video service link block is used for setting up Video service with computational entity and is connected;
Virtual co-processor task module is used for video data to be decoded is sent to the client software that is installed on computational entity by wireless task module;
Wireless task module, the client software that is used to receive described computational entity call the frame data stream that the Video Decoder of computational entity is decoded and obtained video data.
8. portable terminal according to claim 7, it is characterized in that, described wireless task module, specifically be used to search for computational entity, send the wireless connections request to the computational entity that searches, after receiving the agreement access information that described computational entity returns, set up wireless connections with described computational entity.
9. portable terminal according to claim 7 is characterized in that, described Video service link block also comprises the adaptive task submodule of transmission; Wherein,
The Video service link block, specifically be used for pushing the client software of storage in advance to the computational entity of setting up wireless connections, and after receiving the client software of the installation information that computational entity returns, trigger the adaptive task submodule of described transmission, finish and computational entity Video service establishment of connection.
10. according to each described portable terminal of claim 7 to 9, it is characterized in that, described CPU, after being used to receive the long-distance video decoding schema selection information of user's input, enable the long-distance video decoding schema, stop the dsp software task of described DSP task module, cut off the data communication that moves DSP of CPU and described DSP task module, and described DSP is placed resting state.
11. portable terminal according to claim 10, it is characterized in that, described virtual co-processor task module, specifically be used to receive the video data to be decoded that CPU sends, after carrying out buffered, the form that video data and decodes commands is packaged into packet sends to the adaptive task submodule of transmission;
Transmit adaptive task submodule, after the data that specifically are used for receiving are carried out the wireless protocols format conversion, be sent to wireless task module;
Wireless task module, the data that specifically are used for receiving are sent to the wireless task module of computational entity.
12. portable terminal according to claim 11, it is characterized in that, described CPU, when also being used to detect the Video service connection disconnection of Video service link block, the long-distance video decoding schema is switched to the local video decoding schema, close virtual association Processing tasks module and Video service link block, and wake DSP up, start the dsp software task.
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| CN2010105908819A CN102098511A (en) | 2010-12-15 | 2010-12-15 | Mobile terminal and video playing realization method thereof |
| PCT/CN2011/078772 WO2012079385A1 (en) | 2010-12-15 | 2011-08-23 | Mobile terminal and video playing method therefor |
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