CN106131319A - A kind of information processing method and device, terminal - Google Patents
A kind of information processing method and device, terminal Download PDFInfo
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- CN106131319A CN106131319A CN201610497777.2A CN201610497777A CN106131319A CN 106131319 A CN106131319 A CN 106131319A CN 201610497777 A CN201610497777 A CN 201610497777A CN 106131319 A CN106131319 A CN 106131319A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
- H04M1/7243—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality with interactive means for internal management of messages
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
- H04W52/0267—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by controlling user interface components
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Business, Economics & Management (AREA)
- General Business, Economics & Management (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a kind of information processing method and device, terminal, wherein, described method includes: obtain multimedia file to be decoded；Judge terminal whether to support multimedia file to carry out hard decoder, obtain judged result；If described judged result shows that described terminal support carries out hard decoder to multimedia file, then by described multimedia file write shared region to be decoded, described shared region can be read out by hard decoding chip；Call described hard decoding chip and read and decode described file to be decoded from described shared region, obtain decoded multimedia file from described hard decoding chip；Play described decoded multimedia file.Use the technical scheme that the present invention provides, it is possible to reduce CPU and the power consumption of memorizer in terminal, reduce the generation of the situations such as the bit error rate because soft decoding causes, Hua Ping, delay.
Description
Technical field
The present invention relates to information technology, particularly relate to a kind of information processing method and device, terminal.
Background technology
The video file play on terminal such as mobile phone, computer is all through overcompression, because being so conducive to saving
Memory space；So at playing process, it is necessary to carry out a reverse decompression process.Former this work be all by
Central processor (CPU) completes, and for the video file of normal resolution, most of CPU can be competent at；But send out
After HD video (1080i/p) is arrived in exhibition, the workload of data decompression has turned over several times than in the past, and this allows a lot of processor grieve
Without end, wherein i is interlace (interlacing), and p is progressive (line by line).
In prior art: in order to meet the different platform different demands to audio/video coding form, general terminal all uses
Soft decoding (passing through CPU) carries out unifying decoding, to shield difference.But, soft solution need to rely on CPU computing, in a disguised form strengthens CPU
Burden, power consumption also can increase a lot.For some terminal, play HD video time picture can block, to such an extent as to frame-skipping (just with
See that lantern slide is the same), sound is also desultory；Simultaneously Overall Power Consumption increase, fan also begin to " z z z " make a sound.
Summary of the invention
In view of this, the embodiment of the present invention provides a kind of information for solving at least one problem present in prior art
Processing method and processing device, terminal, it is possible to reduce CPU and the power consumption of memorizer in terminal, reduce the bit error rate because soft decoding causes,
The generation of the situation such as Hua Ping, delay.
The technical scheme of the embodiment of the present invention is achieved in that
First aspect, the embodiment of the present invention provides a kind of information processing method, and described method includes:
Obtain multimedia file to be decoded；
Judge terminal whether to support multimedia file to carry out hard decoder, obtain judged result；
If described judged result shows that described terminal support carries out hard decoder to multimedia file, then by described to be decoded
Multimedia file write shared region, described shared region can be read out by hard decoding chip；
Call described hard decoding chip and read and decode described file to be decoded from described shared region, from described hard solution
Code chip obtains decoded multimedia file；
Play described decoded multimedia file.
Second aspect, the embodiment of the present invention provides a kind of information processor, and described device includes acquiring unit, judges list
Unit, writing unit, call unit and broadcast unit, wherein:
Described acquiring unit, for obtaining multimedia file to be decoded；
Described judging unit, is used for judging terminal whether to support multimedia file and carries out hard decoder, obtain judged result；
For described judged result, said write unit, if showing that multimedia file is solved by described terminal support firmly
Code, then by described multimedia file write shared region to be decoded, described shared region can be read by hard decoding chip
Take；
Described call unit, is used for calling described hard decoding chip and reads and decode described to be decoded from described shared region
File, from described hard decoding chip obtain decoded multimedia file；
Described broadcast unit, is used for playing described decoded multimedia file.
The third aspect, the embodiment of the present invention provides a kind of terminal, and described terminal includes processor and hard decoding chip, wherein
Described processor, for obtaining multimedia file to be decoded；Judge terminal whether to support multimedia file and carry out hard decoder,
Obtain judged result；If described judged result shows that described terminal support carries out hard decoder to multimedia file, then by described
Multimedia file write shared region to be decoded, described shared region can be read out by hard decoding chip；Call described
Hard decoding chip reads and decodes described file to be decoded from described shared region, after described hard decoding chip obtains decoding
Multimedia file；Play described decoded multimedia file；
Described hard decoding chip is for reading and decode described file to be decoded from described shared region.
The embodiment of the present invention provides a kind of information processing method and device, terminal, wherein, obtains multimedia literary composition to be decoded
Part；Judge terminal whether to support multimedia file to carry out hard decoder, obtain judged result；If described judged result shows institute
State terminal support and multimedia file is carried out hard decoder, then by described multimedia file write shared region to be decoded, described
Shared region can be read out by hard decoding chip；Call described hard decoding chip and read and decode institute from described shared region
State file to be decoded, obtain decoded multimedia file from described hard decoding chip；Play described decoded multimedia
File；So, it is possible to reduce CPU and the power consumption of memorizer in terminal, reduce the bit error rate because soft decoding causes, Hua Ping, delay
Generation etc. situation.
Accompanying drawing explanation
Fig. 1-1 is the hardware architecture diagram of the optional mobile terminal 100 realizing each embodiment of the present invention；
Fig. 1-2 is the wireless communication system schematic diagram of mobile terminal 100 as Figure 1-1；
What Fig. 1-3 was embodiment of the present invention information processing method realizes schematic flow sheet one；
Fig. 2 be embodiment of the present invention information processing method realize schematic flow sheet two；
Fig. 3 is the composition structural representation of embodiment of the present invention information processor；
Fig. 4 is the composition structural representation of embodiment of the present invention terminal.
Detailed description of the invention
Should be appreciated that specific embodiment described herein, only in order to explain technical scheme, is not used to
Limit protection scope of the present invention.
The mobile terminal realizing each embodiment of the present invention is described referring now to accompanying drawing.In follow-up description, use
For representing the suffix explanation only for the beneficially present invention of such as " module ", " parts " or " unit " of element, itself
Not specific meaning.Therefore, " module " can mixedly use with " parts ".
Mobile terminal can be implemented in a variety of manners.Such as, the terminal described in the present invention can include such as moving
Phone, smart phone, notebook computer, digit broadcasting receiver, personal digital assistant (PDA), panel computer (PAD), portable
The mobile terminal of formula multimedia player (PMP), guider etc. and fixing of such as numeral TV, desk computer etc.
Terminal.Hereinafter it is assumed that terminal is mobile terminal.However, it will be understood by those skilled in the art that, except being used in particular for mobile mesh
Element outside, structure according to the embodiment of the present invention can also apply to the terminal of fixed type.
Fig. 1-1 is the hardware configuration signal of the mobile terminal 100 realizing each embodiment of the present invention, as Figure 1-1, moves
Dynamic terminal 100 can include wireless communication unit 110, audio/video (A/V) input block 120, user input unit 130, sense
Survey unit 140, output unit 150, memorizer 160, interface unit 170, controller 180 and power subsystem 190 etc..Fig. 1-1
Show the mobile terminal 100 with various assembly, it should be understood that be not required for implementing all assemblies illustrated.Can
Alternatively to implement more or less of assembly.Will be discussed in more detail below the element of mobile terminal 100.
Wireless communication unit 110 generally includes one or more assembly, and it allows mobile terminal 100 and wireless communication system
Or the radio communication between network.Such as, wireless communication unit 110 can include broadcast reception module 111, mobile communication mould
At least one in block 112, wireless Internet module 113, short range communication module 114 and positional information module 115.
Broadcast reception module 111 receives broadcast singal and/or broadcast via broadcast channel from external broadcasting management server
Relevant information.The broadcast singal and/or the broadcast related information that receive via broadcast reception module 111 can be stored in memorizer
In 160 (or other type of storage mediums).
Mobile communication module 112 sends radio signals to base station (such as, access point, node B etc.), exterior terminal
And in server at least one and/or receive from it radio signal.
Wireless Internet module 113 supports the Wi-Fi (Wireless Internet Access) of mobile terminal 100.Wireless Internet module 113 can
To be internally or externally couple to terminal.
Short range communication module 114 is the module for supporting junction service.Some examples of short-range communication technology include indigo plant
ToothTM, RF identification (RFID), Infrared Data Association (IrDA), ultra broadband (UWB), purple honeybeeTMEtc..
Positional information module 115 is the module of positional information for checking or obtain mobile terminal 100.Positional information mould
The typical case of block 115 is global positioning system (GPS) module 115.
A/V input block 120 is used for receiving audio or video signal.A/V input block 120 can include camera 121 He
Mike 122, the camera 121 static images to being obtained by image capture apparatus in Video Capture pattern or image capture mode
Or the view data of video processes.Picture frame after process may be displayed on display unit 151.Process through camera 121
After picture frame can be stored in memorizer 160 (or other storage medium) or via wireless communication unit 110 carry out send out
Send, two or more cameras 121 can be provided according to the structure of mobile terminal 100.Mike 122 can be at telephone relation mould
Formula, logging mode, speech recognition mode etc. operational mode receives sound (voice data) via mike, and can be by
Such acoustic processing is voice data.Audio frequency (voice) data after process can be changed in the case of telephone calling model
For can be sent to the form output of mobile communication base station via mobile communication module 112.Mike 122 can implement all kinds
Noise eliminate (or suppression) algorithm with the noise eliminating (or suppression) and producing during receiving and send audio signal or
Person disturbs.
User input unit 130 can generate key input data to control mobile terminal 100 according to the order of user's input
Various operations.User input unit 130 allows user to input various types of information.Especially, when touch pad is with the shape of layer
When formula is superimposed upon on display unit 151, touch screen can be formed.
Sensing unit 140 detects the current state of mobile terminal 100, (such as, mobile terminal 100 open or close shape
State), the position of mobile terminal 100, user is for the presence or absence of contact (that is, touch input) of mobile terminal 100, mobile terminal
Orientation, the acceleration or deceleration of mobile terminal 100 of 100 move and direction etc., and generate for controlling mobile terminal 100
The order of operation or signal.Such as, when mobile terminal 100 is embodied as sliding-type mobile phone, sensing unit 140 can sense
This sliding-type phone opens or cuts out.It addition, sensing unit 140 can detect power subsystem 190 whether provide electric power or
Whether person's interface unit 170 couples with external device (ED).
Interface unit 170 is used as at least one external device (ED) and is connected, with mobile terminal 100, the interface that can pass through.Such as,
External device (ED) can include wired or wireless head-band earphone port, external power source (or battery charger) port, wired or nothing
Line FPDP, memory card port (typical case is general-purpose serial bus USB port), for connection, there is subscriber identification module
The port of device, audio frequency input/output (I/O) port, video i/o port, ear port etc..Subscriber identification module is permissible
It is to store for verifying that user uses the various information of mobile terminal 100 and can include client identification module (SIM), general
Client identification module (USIM) etc..
Interface unit 170 may be used for receive from external device (ED) input (such as, data message, electric power etc.) and
One or more elements that the input received is transferred in mobile terminal 100 or may be used for mobile terminal 100 He
Data are transmitted between external device (ED).
It addition, when mobile terminal 100 is connected with external base, interface unit 170 can serve as allowing electricity by it
Power provides the path of mobile terminal 100 from base or can serve as allowing from the various command signals of base input by it
It is transferred to the path of mobile terminal 100.May serve as identifying move eventually from various command signals or the electric power of base input
Whether end 100 is accurately fitted within the signal on base.
Output unit 150 is configured to provide output signal (such as, audio frequency letter with vision, audio frequency and/or tactile manner
Number, video signal, alarm signal, vibration signal etc.).Output unit 150 can include that display unit 151, audio frequency export mould
Block 152, alarm unit 153 etc..
Display unit 151 may be displayed on the information processed in mobile terminal 100.Such as, it is in electricity when mobile terminal 100
During words call mode, display unit 151 can show and call or other (such as, text messaging, multimedia file that communicate
Download etc.) relevant user interface (UI) or graphic user interface (GUI).When mobile terminal 100 is in video calling pattern
Or during image capture mode, display unit 151 can show image and/or the image of reception of capture, illustrate video or figure
UI or GUI of picture and correlation function etc..
Meanwhile, when display unit 151 and touch pad the most superposed on one another with formed touch screen time, display unit
151 can serve as input equipment and output device；Dio Output Modules 152 can include speaker, buzzer etc..Alarm list
Unit 153 can provide output to notify event to mobile terminal 100.Typical event can include calling receive,
The input of message sink, key signals, touch input etc..
Memorizer 160 can store the process performed by controller 180 and the software program controlling operation etc., or can
The data (such as, telephone directory, message, still image, video etc.) that maybe will export have been exported temporarily to store.And
And, memorizer 160 can with storage about when touch be applied to touch screen time the vibration of various modes of output and audio signal
Data.
Memorizer 160 can include the storage medium of at least one type, and, mobile terminal 100 can with pass through net
Network connects the network storage device cooperation of the storage function performing memorizer 160.
Controller 180 generally controls the overall operation of mobile terminal 100.Such as, controller 180 perform with voice call,
Control that data communication, video calling etc. are relevant and process.It addition, controller 180 can include for reproducing or playing back many
The multi-media module 181 of media data, multi-media module 181 can construct in controller 180, or it is so structured that with control
Device 180 processed separates.Controller 180 can perform pattern recognition process, with the handwriting input that will perform on the touchscreen or figure
Sheet is drawn input and is identified as character or image.
Power subsystem 190 receives external power or internal power under the control of controller 180 and provides operation each unit
Suitable electric power needed for part and assembly.
Various embodiment described herein can be to use such as computer software, hardware or its any combination of calculating
Machine computer-readable recording medium is implemented.Implementing for hardware, embodiment described herein can be by using application-specific IC
(ASIC), digital signal processor (DSP), digital signal processing device (DSPD), programmable logic device (PLD), scene can
Program gate array (FPGA), processor, controller, microcontroller, microprocessor, be designed to perform function described herein
At least one in electronic unit is implemented, and in some cases, such embodiment can be implemented in controller 180.
Software is implemented, the embodiment of such as process or function can with allow to perform the single of at least one function or operation
Software module is implemented.Software code can be come by the software application (or program) write with any suitable programming language
Implementing, software code can be stored in memorizer 160 and be performed by controller 180.
So far, mobile terminal 100 is described according to its function.Below, for the sake of brevity, description is such as folded
Sliding-type in various types of mobile terminals 100 of type, board-type, oscillating-type, slide type mobile terminal 100 etc. moves end
End 100 is as example.Therefore, the present invention can be applied to any kind of mobile terminal 100, and be not limited to sliding-type and move
Terminal 100.
Mobile terminal 100 as shown in Fig. 1-1 may be constructed such that utilization is via frame or packet transmission data such as
Wired and wireless communication system and satellite-based communication system operate.
The communication system being wherein operable to according to the mobile terminal 100 of the present invention is described referring now to Fig. 1-2.
Such communication system can use different air interfaces and/or physical layer.Such as, communication system use
Air interface includes such as frequency division multiple access (FDMA), time division multiple acess (TDMA), CDMA (CDMA) and universal mobile communications system
System (UMTS) (especially, Long Term Evolution (LTE)), global system for mobile communications (GSM) etc..As non-limiting example, under
The description in face relates to cdma communication system, but such teaching is equally applicable to other type of system.
With reference to Fig. 1-2, cdma wireless communication system can include multiple mobile terminal 100, multiple base station (BS) 270, base
Station control (BSC) 275 and mobile switching centre (MSC) 280.MSC 280 is configured to and Public Switched Telephony Network
(PSTN) 290 interface is formed.MSC 280 is also structured to and BSC 275 shape that can be couple to base station 270 via back haul link
Become interface.If back haul link can construct according to any one in the interface that Ganji knows, described interface include such as E1/T1,
ATM, IP, PPP, frame relay, HDSL, ADSL or xDSL.It will be appreciated that system as shown in figs. 1-2 can include multiple
BSC 2750。
Each BS 270 can service one or more subregion (or region), by multidirectional antenna or the sky of sensing specific direction
Each subregion that line covers is radially away from BS 270.Or, each subregion can be by for two of diversity reception or more
Multiple antennas covers.Each BS 270 may be constructed such that support multiple frequencies distribution, and the distribution of each frequency has specific frequency
Spectrum (such as, 1.25MHz, 5MHz etc.).
Intersecting that subregion and frequency are distributed can be referred to as CDMA Channel.BS 270 can also be referred to as base station transceiver
System (BTS) or other equivalent terms.In this case, term " base station " may be used for broadly representing single BSC
275 and at least one BS 270.Base station can also be referred to as " cellular station ".Or, each subregion of specific BS 270 can be claimed
For multiple cellular stations.
As shown in figs. 1-2, broadcast singal is sent in system the mobile terminal operated by broadcsting transmitter (BT) 295
100.Broadcast reception module 111 as shown in Fig. 1-1 be arranged on mobile terminal 100 sentence receive by BT295 send wide
Broadcast signal.In Fig. 1-2, it is shown that several satellites 300, such as, can use global positioning system (GPS) satellite 300.Satellite
300 help to position at least one in multiple mobile terminals 100.
In Fig. 1-2, depict multiple satellite 300, it is understood that be, it is possible to use any number of satellite obtain have
Location information.GPS module 115 as shown in Fig. 1-1 is generally configured to coordinate with satellite 300 with determining that acquisition is wanted
Position information.Substitute GPS tracking technique or outside GPS tracking technique, it is possible to use the position of mobile terminal 100 can be followed the tracks of
Other technology.It addition, at least one gps satellite 300 can optionally or additionally process satellite dmb transmission.
As a typical operation of wireless communication system, BS 270 receives the reverse strand from various mobile terminals 100
Road signal.Mobile terminal 100 generally participates in call, information receiving and transmitting communicates with other type of.It is each that certain base station 270 receives
Reverse link signal is processed in specific BS 270.The data obtained are forwarded to the BSC 275 being correlated with.BSC provides
Call resource distribution and the mobile management function of the coordination of soft switching process included between BS 270.BSC275 also will receive
Data be routed to MSC 280, it provides the extra route service for forming interface with PSTN 290.Similarly, PSTN
290 form interface with MSC 280, MSC Yu BSC 275 forms interface, and BSC 275 correspondingly controls BS 270 with by forward
Link signal is sent to mobile terminal 100.
In mobile terminal, the mobile communication module 112 of wireless communication unit 110 moves based on the access that mobile terminal is built-in
The necessary data (including customer identification information and authentication information) of communication network (such as mobile communications networks such as 2G/3G/4G) accesses
Mobile communications network is the business such as the web page browsing of mobile phone users, network multimedia broadcasting transmission mobile data (bag
Include up mobile data and descending mobile data).
The wireless Internet module 113 of wireless communication unit 110 is reality by the related protocol function of operation hotspot
The function of existing hotspot, hotspot supports that multiple mobile terminals (any mobile terminal outside mobile terminal) access, logical
Crossing the mobile communication between multiplexing mobile communication module 112 and mobile communications network, to be connected as the webpage of mobile phone users clear
Look at, the business such as network multimedia broadcasting transmission mobile data (includes that up mobile data and descending movement are led to
Letter data), due to mobile terminal substantially mobile communication between multiplexing mobile terminal and communication network to be connected transmission mobile
Communication data, therefore the flow of the mobile data of mobile terminal consumption is counted movement by the charging entity of communication network side
The post and telecommunication tariff of terminal, thus consume the data stream of mobile data that the post and telecommunication tariff that mobile terminal signing uses includes
Amount.
Based on above-mentioned mobile terminal 100 hardware configuration and communication system, each embodiment of the inventive method is proposed.
The technical solution of the present invention is further elaborated with specific embodiment below in conjunction with the accompanying drawings.
Along with the development of technology, engineers finds that hard decoder parts are more suitable for difficulty this kind of big data quantity, low than CPU
The repeated work of degree.Video decoding effort is separated from processor there, gives hard decoder parts and does, and this is just called " hard
Decoding "；Corresponding, the former that mode purely relying on CPU to decode is then " soft decoding ".Therefore, audio/video decoding
Including hard decoder and soft decoding, wherein, for a user, hard decoder, it is simply that the player plays carried by terminal, and soft solution
Code, it is simply that the third party's player using terminal to install is play.
From the point of view of terminal, soft decoding is on the premise of video card itself is not supported or part does not support hardware decoding,
Give CPU by the task of decompression high definition coding, this be based on hardware configuration itself do not reach hard solve pressure request on the premise of, belong to
The way of one compromise；As can be seen here, soft decoding need to rely on CPU computing, and the covert CPU of increasing bears, and power consumption also can increase
A lot.For some terminal, when playing HD video, picture can block, to such an extent as to frame-skipping (just with seeing lantern slide), sound
Sound is also desultory；Simultaneously Overall Power Consumption increase, fan also begin to " z z z " make a sound.
Hard decoder, is also called hardware decoding, from the point of view of terminal, is the video counts that originally will all transfer to CPU to process
According to a part transfer to GPU to do, and the concurrent operation ability CPU to be significantly larger than of GPU, it is right so can greatly to reduce
The load of CPU, just can run some other program simultaneously after the occupancy of CPU is relatively low.As can be seen here, hard decoder is just
It is that the decoding hardware called in terminal decodes, to reduce central processing unit (CPU) computing, thus right during playing
The hardware requirements such as CPU also relative reduction.Such as, for some terminal, play HD video time picture can block frame-skipping (just
With seeing lantern slide), sound is also desultory；But after decoding effort gives video card, CPU just can free and do more
Many things, meanwhile also reduce Overall Power Consumption, fan be also unlikely to " z z z " make a sound.
In prior art: in order to meet the different platform different demands to audio/video coding form, general terminal all uses
Soft decoding (passing through CPU) carries out unifying decoding, to shield difference.But, soft solution need to rely on CPU computing, in a disguised form strengthens CPU
Burden, power consumption also can increase a lot.For some terminal, play HD video time picture can block, to such an extent as to frame-skipping (just with
See that lantern slide is the same), sound is also desultory；Simultaneously Overall Power Consumption increase, fan also begin to " z z z " make a sound.
In order to solve aforesaid technical problem, the embodiment of the present invention provides a kind of information processing method, and this is applied to terminal,
The function that this information processing method is realized can be realized by the processor caller code in terminal, certain program generation
Code can be saved in computer-readable storage medium, it is seen then that this terminal at least includes processor and storage medium.
What Fig. 1-3 was embodiment of the present invention information processing method realizes schematic flow sheet one, as Figure 1-3, and this information
Processing method includes:
Step S101, obtains multimedia file to be decoded；
Here, described multimedia file includes the file such as video file, audio file.
Here, described terminal can be various types of meter with information processing capability during specific embodiment
Calculation equipment, the most described calculating equipment can include mobile phone, panel computer, desktop computer, personal digital assistant, navigator, numeral
Phone, visual telephone, television set etc..
Here, the multimedia file that terminal such as mobile phone, computer are play is all through overcompression, because being so conducive to
Save memory space；Therefore, the video either deposited in terminal local or online video, it is required for decoding and just can broadcast
Put, then need the video of decoding to be multimedia file to be decoded.
Here, the technical scheme that various embodiments of the present invention are provided can an independent software journey during realizing
Sequence such as audio and video playing is applied, it is also possible to be an independent module in software program, concrete which kind of mode of employing, ability
The technical staff in territory is determined according to practical situation.If the present embodiment should be used for realizing with audio and video playing, then sound regards
From operating system, frequency plays application can get whether terminal supports hard decoder, and the type of the hard decoder supported.
Step S102, it is judged that whether terminal is supported multimedia file is carried out hard decoder, obtains judged result；
Step S103, if described judged result shows that described terminal support carries out hard decoder to multimedia file, then will
Described multimedia file write shared region to be decoded, described shared region can be read out by hard decoding chip；
Step S104, calls described hard decoding chip and reads and decode described file to be decoded from described shared region,
Decoded multimedia file is obtained from described hard decoding chip；
Here, call described hard decoding chip and read and decode described file to be decoded from described shared region, actual
It it is the process allowing terminal perform hard decoder.
Here, described hard decoding chip includes image hard decoding chip and audio frequency hard decoding chip, wherein image hard decoder
Core includes DSP, GPU etc.；Audio frequency hard decoding chip includes that (CODEC supports video and audio frequency to compressing and decompressing audio file codec
Compression (CO) and the codec decompressing (DEC)), DSP etc..
Here, the described shared region in step S103 can the most just distribute, i.e. address (the thing of shared region
Reason address or logical address) it is previously known；Certainly, shared region can also be instant request, i.e. needs to be solved when determining
The when of the multimedia file of code, then one piece of memory area of application the most on a memory, for storing multimedia to be decoded
File, this block memory area is shared region, and shared region is meant that for the software program that the present embodiment is corresponding here
Share with hard decoding chip.When shared region is immediately to ask when, described step S104, described in call described hard decoder core
Sheet reads and decodes described file to be decoded from described shared region, including:
Step S1041, obtains the address of described shared region, is carried the address of described shared region and disappears with described request
In breath；
Step S1042, sends request message to described hard decoding chip, and described request message is used for asking described hard decoder
The multimedia file to be decoded being stored in shared region is decoded by chip.
Step S105, plays described decoded multimedia file.
Step S106, if described judged result shows described terminal not support multimedia file and carries out hard decoder, then
Use soft decoding to be decoded described multimedia file to be decoded, obtain decoded multimedia file.
Here, soft decoding: i.e. be decoded processing to video by CPU by software；And hard decoder: refer to without the help of
CPU, and carry out complete independently video decoding task by special hard decoding chip.Such as VCD/DVD decompression card, video compression card
Presented in independent hardware, also belong to hard decoder hardware；Along with the development of science and technology, hardware is all that integrated being solves firmly
Code chip, even some hard decoding chip have been integrated into video card, image processor (GPU), Digital Signal Processing
The inside of (Digital Signal Processing, DSP) chip, and current main flow video card (collection is aobvious) can be supported
Hard decoding technique.One important feature of hard decoder is decoding program write or is solidificated on hard decoding chip such as dsp chip；Soft
Part decoding is to call in decoding program in internal memory to decompress with CPU, and therefore, hard decoder is because being not take up or seldom take system money
Source, effectiveness comparison is good.
In the embodiment of the present invention, described from described hard decoding chip obtain decoded video file, including:
Receive the decoded video file that described hard decoding chip sends；Or,
Obtaining decoded video file from described shared region, described decoded video file is by described hard decoder core
Sheet stores to described shared region after having decoded.
In the embodiment of the present invention, obtain video file to be decoded；Judge terminal whether to support video file to carry out firmly
Decoding, obtains judged result；If described judged result shows that described terminal support carries out hard decoder to video file, then by institute
Stating video file write shared region to be decoded, described shared region can be read out by hard decoding chip；Call described
Hard decoding chip reads and decodes described file to be decoded from described shared region, after described hard decoding chip obtains decoding
Video file；Play described decoded video file；So, it is possible to reduce CPU and the power consumption of memorizer in terminal, reduce
The generation of the situations such as the bit error rate that causes because of soft decoding, Hua Ping, delay.
Based on aforesaid embodiment, the embodiment of the present invention reoffers a kind of information processing method, enters as a example by video file
Row explanation, Fig. 2 be embodiment of the present invention information processing method realize schematic flow sheet two, as in figure 2 it is shown, the method includes:
Step S201, the processor of terminal obtains video file to be decoded；
Step S202, whether the processor of terminal judges terminal to support video file to carry out hard decoder, obtains judging knot
Really；
Step S203, if described judged result shows that described terminal support carries out hard decoder, then terminal to video file
Processor controller in memorizer send solicitation message, described solicitation message for application one piece as shared region
Memory area；
Step S204, after the controller in memorizer receives solicitation message in terminal, distributes memory area, and by described
The address of memory area is carried in notification message, and the most backward processor sends a notification message, and described notification message is used for informing
The address of the shared region of application.
Step S205, the processor of terminal receives notification message, resolves described notification message, obtain the ground of shared region
Location；
Step S206, described video file to be decoded is write shared region according to the address of described shared region by processor
Territory；
Here, described shared region can be read out by hard decoding chip；
Step S207, processor obtains the address of described shared region, is carried on the address of described shared region described
In request message；
Step S208, processor sends request message to described hard decoding chip, and described request message is used for asking described
The video file to be decoded being stored in shared region is decoded by hard decoding chip.
Step S209, the hard decoding chip in terminal receives the request message that processor sends, resolves described request message,
Obtain the address of described shared region；
Step S210, hard decoding chip reads to be decoded according to the address of described shared region from described shared region
Video file；
Step S211, described video file to be decoded is decoded by hard decoding chip, obtains decoded video literary composition
Part.
Step S212, decoded video file is write described shared region according to the address of shared region by hard decoding chip
Territory.
Here, in other embodiments of the invention, described hard decoding chip can also be by straight for decoded video file
Processor (application program) is given in sending and receiving.
Step S213, hard decoding chip sends response message to processor, described response message be used for notifying described in wait to solve
The video file of code is the most decoded to be completed, and stores to described shared region；
Step S214, receives the response message of described hard decoding chip, responds described response message, according to described shared region
Described decoded video file is read from described shared region in the address in territory.
Step S215, plays described decoded video file.
From the above, it can be seen that in the embodiment of the present invention, (audio and video playing application does not include video communication, sound to first software
Frequency communication) judge whether terminal supports hard decoder；Then software transfer hard decoding chip carries out hard decoder；In the process implemented
In, memory space is shared in software application, and notice hardware reads data to be decoded from this memory space, carries out data to be decoded
Decoding；Finally, after hard decoding chip decoding is complete, decoded data is sent to software by hardware；Or notice software is from altogether
Enjoy memory area and take out decoded video file.So, the technical scheme that the embodiment of the present invention provides, it is possible to reduce CPU, deposit
The power consumption of reservoir, and reduce the generation of the situations such as the bit error rate because soft decoding causes, Hua Ping, delay.
In above-mentioned volume embodiment, described judge terminal whether to support video file to carry out hard decoder, judged
As a result, including:
Step A1, it is judged that whether described terminal has picture decoding hardware and audio decoder hardware, obtains judged result；
Step A2, if it has, the most described judged result shows that described video to be decoded is carried out firmly by described terminal support
Decoding, otherwise, described judged result shows described terminal not support described video to be decoded and carries out hard decoder.
Here, described judge whether described terminal has picture decoding hardware and audio decoder hardware, including:
Step A11, the hardware list obtaining described terminal and the keyword set preset, the pass in described keyword set
Keyword includes identification information and the identification information of audio decoder hardware of picture decoding hardware；
Here, described identification information includes the information such as keyword, title, device coding.Described hardware list is used for showing
The list of the hardware installed in described terminal, this list includes the attribute information of hardware, such as, the title of hardware, coding etc.；
Such as illustrate as a example by mobile phone, if a mobile phone includes even Mike, an a CPU and GPU, then hardware list
In just should embody this four hardware, list includes the attribute information of these four hardware naturally.
Here, described method also includes: update described keyword set, wherein update described keyword set can be
Update software version when update, it is also possible to be terminal periodic ground or aperiodicity on one's own initiative to server send update please
Asking, the response that updates then sent according to server obtains up-to-date keyword set, or terminal passively receives service
The more new information that device sends to terminal, then obtains up-to-date keyword set according to more new information.
Step A12, by hardware list described in each Keywords matching in described default set of keywords, obtains coupling knot
Really；
Step A13, if described matching result shows that in described hardware list, coupling has the key word of correspondence, then show institute
State judged result and show that described terminal has picture decoding hardware or audio decoder hardware；
Step A14, if described matching result shows the key word of each coupling in described hardware list, then shows described
Judged result shows that described terminal does not have picture decoding hardware and audio decoder hardware.
Based on aforesaid embodiment, the embodiment of the present invention provides a kind of information processor, each list included by this device
Unit, and each module included by each unit, can be realized by the processor in terminal, the most also can be by concrete
Logic circuit realizes；During specific embodiment, processor can be central processing unit (CPU), microprocessor (MPU),
Digital signal processor (DSP) or field programmable gate array (FPGA) etc..
Fig. 3 is the composition structural representation of embodiment of the present invention information processor, as it is shown on figure 3, this information processing apparatus
Put 300 and include acquiring unit 301, judging unit 302, writing unit 303, call unit 304 and broadcast unit 305, wherein:
Described acquiring unit, for obtaining multimedia file to be decoded；
Described judging unit, is used for judging terminal whether to support multimedia file and carries out hard decoder, obtain judged result；
For described judged result, said write unit, if showing that multimedia file is solved by described terminal support firmly
Code, then by described multimedia file write shared region to be decoded, described shared region can be read by hard decoding chip
Take；
Described call unit, is used for calling described hard decoding chip and reads and decode described to be decoded from described shared region
File, from described hard decoding chip obtain decoded multimedia file；
Described broadcast unit, is used for playing described decoded multimedia file.
In other embodiments of the invention, described acquiring unit, for receiving the decoding that described hard decoding chip sends
After multimedia file；Or,
Described acquiring unit is for obtaining decoded multimedia file from described shared region, described decoded many
Media file stores to described shared region after having been decoded by described hard decoding chip.
In other embodiments of the invention, described acquiring unit includes receiver module and read module, wherein:
Described receiver module, for receiving the response message of described hard decoding chip, described response message is used for notifying institute
State that multimedia file to be decoded is the most decoded to be completed, and store to described shared region；
Described read module, is used for responding described response message, reads described decoded many matchmakers from described shared region
Body file.
In other embodiments of the invention, described call unit includes the first acquisition module and sending module, wherein:
Described first acquisition module, for obtaining the address of described shared region, carries the address of described shared region
With in described request message；
Described sending module, for sending request message to described hard decoding chip, described request message is used for asking institute
State hard decoding chip the multimedia file to be decoded being stored in shared region is decoded.
In other embodiments of the invention, described device also includes: decoding unit, if for described judged result table
Bright described terminal does not support to carry out multimedia file hard decoder, then described multimedia file to be decoded is used soft decode into
Row decoding, obtains decoded multimedia file.
In other embodiments of the invention, to be used for judging whether described terminal has picture decoding hard for described judging unit
Part and audio decoder hardware；If it has, the most described judged result shows that described video to be decoded is carried out by described terminal support
Hard decoder, otherwise, described judged result shows described terminal not support described video to be decoded and carries out hard decoder.
In other embodiments of the invention, described judging unit includes the second acquisition module and matching module, wherein:
Described second acquisition module, for the hardware list obtaining described terminal and the keyword set preset, described pass
Key word in keyword set includes identification information and the identification information of audio decoder hardware of picture decoding hardware；
Described matching module, is used for hardware list described in each Keywords matching in described default set of keywords,
Obtain matching result；
If described matching result shows that in described hardware list, coupling has the key word of correspondence, then show described judgement knot
Fruit shows that described terminal has picture decoding hardware or audio decoder hardware；
If described matching result shows the key word of each coupling in described hardware list, then show described judged result
Show that described terminal does not have picture decoding hardware and audio decoder hardware.
It need to be noted that: the description of apparatus above embodiment, the description with said method embodiment is similar,
There is the beneficial effect that same embodiment of the method is similar, do not repeat.For the skill not disclosed in apparatus of the present invention embodiment
Art details, refer to the description of the inventive method embodiment and understands, for saving length, therefore repeats no more.
Based on aforesaid embodiment, the embodiment of the present invention reoffers a kind of terminal, and Fig. 4 is the group of embodiment of the present invention terminal
Becoming structural representation, as shown in Figure 4, this terminal 400 includes processor 401 and hard decoding chip 402, wherein said processor,
For obtaining multimedia file to be decoded；Judge terminal whether to support multimedia file and carry out hard decoder, obtain judging knot
Really；If described judged result shows that described terminal support carries out hard decoder to multimedia file, then by described to be decoded many
Media file write shared region, described shared region can be read out by hard decoding chip；Call described hard decoding chip
Read and decode described file to be decoded from described shared region, obtain decoded multimedia literary composition from described hard decoding chip
Part；Play described decoded multimedia file；
Described hard decoding chip is for reading and decode described file to be decoded from described shared region.
In other embodiments of the invention, described from the described hard decoding chip decoded multimedia file of acquisition, bag
Include: receive the decoded multimedia file that described hard decoding chip sends；Or, obtain decoded from described shared region
Multimedia file, described decoded multimedia file stores to described shared region after having been decoded by described hard decoding chip
Territory.
In other embodiments of the invention, described from described shared region obtain decoded multimedia file, including:
Receive the response message of described hard decoding chip, described response message for notify described multimedia file to be decoded by
Decoding completes, and stores to described shared region；Respond described response message, after described shared region reads described decoding
Multimedia file.
In other embodiments of the invention, call described hard decoding chip described in read from described shared region and decode
Described file to be decoded, including:
Obtain the address of described shared region, the address of described shared region is carried with in described request message；
Sending request message to described hard decoding chip, described request message is used for asking described hard decoding chip to storage
Multimedia file to be decoded in shared region is decoded.
In other embodiments of the invention, described method also includes:
If described judged result shows described terminal not support multimedia file and carries out hard decoder, then described waiting is solved
The multimedia file of code uses soft decoding to be decoded, and obtains decoded multimedia file.
In other embodiments of the invention, described judge terminal whether to support multimedia file to carry out hard decoder,
To judged result, including:
Judge whether described terminal has picture decoding hardware and audio decoder hardware；
If it has, the most described judged result shows that described terminal support carries out hard decoder to described video to be decoded, instead
It, described judged result shows described terminal not support described video to be decoded and carries out hard decoder.
In other embodiments of the invention, described judge whether described terminal has picture decoding hardware and audio decoder
Hardware, including:
The hardware list obtaining described terminal and the keyword set preset, the key word in described keyword set includes
The identification information of picture decoding hardware and the identification information of audio decoder hardware；
By hardware list described in each Keywords matching in described default set of keywords, obtain matching result；
If described matching result shows that in described hardware list, coupling has the key word of correspondence, then show described judgement knot
Fruit shows that described terminal has picture decoding hardware or audio decoder hardware；
If described matching result shows the key word of each coupling in described hardware list, then show described judged result
Show that described terminal does not have picture decoding hardware and audio decoder hardware.
It need to be noted that: the description of above terminal embodiment item, it is similar for describing with said method, has same
The beneficial effect that embodiment of the method is identical, does not repeats.For the ins and outs not disclosed in terminal embodiment of the present invention,
Those skilled in the art refer to the description of the inventive method embodiment and understands, for saving length, repeats no more here.
Should be understood that during description is in the whole text that " embodiment " or " embodiment " mentioned means relevant with embodiment
Special characteristic, structure or characteristic are included at least one embodiment of the present invention.Therefore, occur everywhere in entire disclosure
" in one embodiment " or " in one embodiment " not necessarily refers to identical embodiment.Additionally, these specific feature, knots
Structure or characteristic can combine in one or more embodiments in any suitable manner.Should be understood that the various enforcements in the present invention
In example, the size of the sequence number of above-mentioned each process is not meant to the priority of execution sequence, and the execution sequence of each process should be with its merit
Can determine with internal logic, and the implementation process of the embodiment of the present invention should not constituted any restriction.The invention described above embodiment
Sequence number, just to describing, does not represent the quality of embodiment.
It should be noted that in this article, term " includes ", " comprising " or its any other variant are intended to non-row
Comprising of his property, so that include that the process of a series of key element, method, article or device not only include those key elements, and
And also include other key elements being not expressly set out, or also include intrinsic for this process, method, article or device
Key element.In the case of there is no more restriction, statement " including ... " key element limited, it is not excluded that including this
The process of key element, method, article or device there is also other identical element.
In several embodiments provided herein, it should be understood that disclosed equipment and method, can be passed through it
Its mode realizes.Apparatus embodiments described above is only schematically, such as, the division of described unit, it is only
A kind of logic function divides, and actual can have other dividing mode, such as when realizing: multiple unit or assembly can be in conjunction with, or
It is desirably integrated into another system, or some features can be ignored, or do not perform.It addition, shown or discussed each composition portion
Dividing coupling each other or direct-coupling or communication connection can be the INDIRECT COUPLING by some interfaces, equipment or unit
Or communication connection, can be electrical, machinery or other form.
The above-mentioned unit illustrated as separating component can be or may not be physically separate, shows as unit
The parts shown can be or may not be physical location；Both may be located at a place, it is also possible to be distributed to multiple network list
In unit；Part or all of unit therein can be selected according to the actual needs to realize the purpose of the present embodiment scheme.
It addition, each functional unit in various embodiments of the present invention can be fully integrated in a processing unit, it is possible to
Being that each unit is individually as a unit, it is also possible to two or more unit are integrated in a unit；Above-mentioned
Integrated unit both can realize to use the form of hardware, it would however also be possible to employ hardware adds the form of SFU software functional unit and realizes.
One of ordinary skill in the art will appreciate that: all or part of step realizing said method embodiment can be passed through
The hardware that programmed instruction is relevant completes, and aforesaid program can be stored in computer read/write memory medium, and this program exists
During execution, perform to include the step of said method embodiment；And aforesaid storage medium includes: movable storage device, read-only deposit
The various media that can store program code such as reservoir (Read Only Memory, ROM), magnetic disc or CD.
Or, if the above-mentioned integrated unit of the present invention is using the form realization of software function module and as independent product
When selling or use, it is also possible to be stored in a computer read/write memory medium.Based on such understanding, the present invention implements
The part that prior art is contributed by the technical scheme of example the most in other words can embody with the form of software product,
This computer software product is stored in a storage medium, including some instructions with so that a computer equipment is (permissible
It is personal computer, server or the network equipment etc.) perform all or part of of method described in each embodiment of the present invention.
And aforesaid storage medium includes: various Jie that can store program code such as movable storage device, ROM, magnetic disc or CDs
Matter.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto, and any
Those familiar with the art, in the technical scope that the invention discloses, can readily occur in change or replace, should contain
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with described scope of the claims.
Claims (10)
1. an information processing method, it is characterised in that described method includes:
Obtain multimedia file to be decoded；
Judge terminal whether to support multimedia file to carry out hard decoder, obtain judged result；
If described judged result shows that described terminal support carries out hard decoder to multimedia file, then by described to be decoded many
Media file write shared region, described shared region can be read out by hard decoding chip；
Call described hard decoding chip and read and decode described file to be decoded from described shared region, from described hard decoder core
Sheet obtains decoded multimedia file；
Play described decoded multimedia file.
Method the most according to claim 1, it is characterised in that described from the described hard decoding chip decoded many matchmakers of acquisition
Body file, including:
Receive the decoded multimedia file that described hard decoding chip sends；Or,
Obtaining decoded multimedia file from described shared region, described decoded multimedia file is by described hard decoder core
Sheet stores to described shared region after having decoded.
Method the most according to claim 2, it is characterised in that described from the described shared region decoded multimedia of acquisition
File, including:
Receiving the response message of described hard decoding chip, described response message is for having notified described multimedia file to be decoded
Decoded complete, and store to described shared region；
Respond described response message, read described decoded multimedia file from described shared region.
4. according to the method described in any one of claims 1 to 3, it is characterised in that described in call described hard decoding chip from institute
State shared region and read and decode described file to be decoded, including:
Obtain the address of described shared region, the address of described shared region is carried in described request message；
Sending request message to described hard decoding chip, described request message is used for asking described hard decoding chip to being stored in altogether
The multimedia file to be decoded enjoying region is decoded.
5. according to the method described in any one of claims 1 to 3, it is characterised in that described method also includes:
If described judged result shows described terminal not support multimedia file carries out hard decoder, then to described to be decoded
Multimedia file uses soft decoding to be decoded, and obtains decoded multimedia file.
6. according to the method described in any one of claims 1 to 3, it is characterised in that described judge whether terminal is supported many matchmakers
Body file carries out hard decoder, obtains judged result, including:
Judge whether described terminal has picture decoding hardware and audio decoder hardware；
If it has, the most described judged result shows that described terminal support carries out hard decoder to described video to be decoded, otherwise, institute
State judged result to show described terminal not support described video to be decoded to carry out hard decoder.
Method the most according to claim 6, it is characterised in that described judge whether described terminal has picture decoding hardware
With audio decoder hardware, including:
The hardware list obtaining described terminal and the keyword set preset, the key word in described keyword set includes image
The identification information of decoding hardware and the identification information of audio decoder hardware；
By hardware list described in each Keywords matching in described default set of keywords, obtain matching result；
If described matching result shows that in described hardware list, coupling has the key word of correspondence, then show described judged result table
Bright described terminal has picture decoding hardware or audio decoder hardware；
If described matching result shows the key word of each coupling in described hardware list, then show that described judged result shows
Described terminal does not have picture decoding hardware and audio decoder hardware.
8. an information processor, it is characterised in that described device includes acquiring unit, judging unit, writing unit, calls
Unit and broadcast unit, wherein:
Described acquiring unit, for obtaining multimedia file to be decoded；
Described judging unit, is used for judging terminal whether to support multimedia file and carries out hard decoder, obtain judged result；
Said write unit, if showing that described terminal support carries out hard decoder to multimedia file for described judged result,
Then by described multimedia file write shared region to be decoded, described shared region can be read out by hard decoding chip；
Described call unit, reads and decodes described literary composition to be decoded for calling described hard decoding chip from described shared region
Part, obtains decoded multimedia file from described hard decoding chip；
Described broadcast unit, is used for playing described decoded multimedia file.
Device the most according to claim 8, it is characterised in that described acquiring unit, is used for receiving described hard decoding chip
The decoded multimedia file sent；Or,
Described acquiring unit, for obtaining decoded multimedia file, described decoded multimedia from described shared region
File stores to described shared region after having been decoded by described hard decoding chip.
10. a terminal, it is characterised in that described terminal includes processor and hard decoding chip, wherein said processor, is used for
Obtain multimedia file to be decoded；Judge terminal whether to support multimedia file to carry out hard decoder, obtain judged result；As
The most described judged result shows that described terminal support carries out hard decoder to multimedia file, then by described multimedia literary composition to be decoded
Part write shared region, described shared region can be read out by hard decoding chip；Call described hard decoding chip from described
Shared region reads and decodes described file to be decoded, obtains decoded multimedia file from described hard decoding chip；Broadcast
Put described decoded multimedia file；
Described hard decoding chip is for reading and decode described file to be decoded from described shared region.
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