CN102904857A - Client video playing system and method thereof - Google Patents
Client video playing system and method thereof Download PDFInfo
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Abstract
The invention discloses a client video playing system and a client video playing method. The client video playing system comprises a mobile phone platform probing module, a playing control module, a video/audio source analyzing module, a video/audio decoding module and a video/audio output module; the mobile phone platform probing module is used for probing software and hardware configuration information of a mobile phone platform and storing the probed configuration information into a system memory; the playing control module is used for probing a loaded video/audio file, acquiring the configuration information of the video/audio file, and self-adaptively loading the video/audio source analyzing module, the video/audio decoding module and the video/audio output module according to the memorized software and hardware configuration information of the mobile phone platform in the system memory; the video/audio source analyzing module is used for analyzing the loaded video/audio file, separating to obtain video/audio data, and transmitting the obtained video/audio data to the video/audio data decoding module; the video/audio decoding module is used for decoding the video/audio data, so as to obtain the original video data and the original audio data; and the video/audio output module is used for loading a displaying and playing module of the mobile phone platform according to the synchronized original video data and original audio data, so as to display the video and play the audio.
Description
Technical field:
The present invention relates to the communications field, relate in particular to a kind of client end video frequency playing system and method thereof in the communications field.
Background technology
Along with developing rapidly of 3G network, colourful mobile phone application software rapid permeability becomes an emerging application by the cell-phone customer terminal browsing video in our life, and the video player of cell-phone customer terminal becomes the core of this application.
The player of existing mobile phone is only supported a kind of or a few looks audio format, for example 3gp, MP4, and the form of support is not comprehensive; While third party's mobile phone player, for example uc is audio-visual, can not take full advantage of again the ardware feature (as looking audio frequency hard decoder acceleration etc.) of mobile phone itself.Therefore, the cell-phone customer terminal video player has following shortcoming in the prior art: the omnipotent player that each cell phone platform is ununified; Can not take full advantage of the multimedia superiority of each cell phone platform; Player can not be according to platform own characteristic configuration broadcast strategy; Broadcast performance is low, hardware utilize insufficient or the hardware load overweight.For these reasons, the user of cell-phone customer terminal video playback experiences lower, and speed is slower.
Therefore, need a kind ofly to be applicable to each cell phone platform (iPhone, android, Symbian, mobile, MTK) and to take full advantage of each mobile phone hardware advantage and the platform multimedia superiority improves the mobile video Play System of broadcast performance.
Summary of the invention
Based on the problems referred to above, one aspect of the present invention provides a kind of client end video frequency playing system, comprising: the cell phone platform detecting module is used for surveying the software-hardware configuration information of cell phone platform and the configuration information that detects is stored in system storage; The Broadcast Control module, be used for surveying the audio file of looking that loads, obtain the configuration information of looking audio file, and look the audio-source parsing module, look the audio decoder module, look the audio frequency output module according to the software-hardware configuration information adaptive allocation that is stored in the cell phone platform in the system storage; Depending on the audio-source parsing module, what be used for to resolve load looks audio file, isolates video/audio, and isolated video/audio is transferred to looks the audio decoder module; Depending on the audio decoder module, be used for the decoding video/audio, obtain video initial data and audio frequency initial data, wherein Broadcast Control module also is used for synchronization video initial data and audio frequency initial data, and the video initial data after will be synchronously and audio frequency initial data output to and look the audio frequency output module; And look the audio frequency output module, according to the video initial data after synchronous and demonstration and the playing module of audio frequency initial data loading mobile phone platform, realize the demonstration of video and the broadcast of audio frequency.
The software-hardware configuration information of described cell phone platform comprise mobile phone cpu performance, whether look the audio file parsing module, whether look the audio frequency hard decoder, whether look audio frequency output hardware-accelerated, whether have platform to carry multi-media module.
Described adaptive allocation is looked the audio-source parsing module, looked the audio decoder module, looks the audio frequency output module: the Broadcast Control module is according to the software-hardware configuration information that is stored in the cell phone platform in the system storage, preferential loading mobile phone platform carries looks the audio file parsing module, look audio frequency hard decoder module, look audio frequency output hardware accelerator, if the module of respective modules does not exist, then load and correspondingly with it look the audio-source parsing module, look the audio decoder module or look the audio frequency output module.
Configuration information depending on audio file comprises video/audio encapsulation format, video code model and audio coding form.
Described video/audio encapsulation format comprises 3gp, MP4, flv, avi, mov, rmvb.
Described video code model comprises h263, h264.
Described audio coding form comprises AAC, AMR.
Also be used for that depending on the audio frequency output module video initial data and audio frequency initial data are carried out respectively Video Rendering and audio frequency after the demonstration of loading mobile phone platform and playing module and play up and be shown to screen.
The present invention discloses a kind of client video broadcasting method on the other hand, comprising: step 1, cell phone platform detecting module are surveyed the software-hardware configuration information of cell phone platform, and the configuration information of the cell phone platform that detects is stored in the system storage; Step 2, the Broadcast Control module is surveyed the audio file of looking that loads, and obtains the configuration information of looking audio file; Step 3, the Broadcast Control module is looked the audio-source parsing module, looks the audio decoder module, is looked the audio frequency output module according to the software-hardware configuration information adaptive allocation that is stored in the cell phone platform in the system storage; Step 4 is looked audio file depending on what the audio-source parsing module resolve to load, isolates video/audio, and is transferred to and looks the audio decoder module; Step 5 depending on audio decoder module decoding video/audio, obtains video initial data and audio frequency initial data; Step 6, Broadcast Control module synchronization video initial data and audio frequency initial data, and output to and look the audio frequency output module and broadcast.
The software-hardware configuration information of described cell phone platform comprise mobile phone cpu performance, whether look the audio file parsing module, whether look the audio frequency hard decoder, whether look audio frequency output hardware-accelerated, whether have platform to carry multi-media module.
Described adaptive allocation is looked the audio-source parsing module, looked the audio decoder module, looks the audio frequency output module: the Broadcast Control module is according to the software-hardware configuration information that is stored in the cell phone platform in the system storage, preferential loading mobile phone platform carries looks the audio file parsing module, look audio frequency hard decoder module, look audio frequency output hardware accelerator, if the module of respective modules does not exist, then load and correspondingly with it look the audio-source parsing module, look the audio decoder module or look the audio frequency output module.
Configuration information depending on audio file comprises video/audio encapsulation format, video code model and audio coding form.
Described video/audio encapsulation format comprises 3gp, MP4, flv, avi, mov, rmvb.
Described video code model comprises h263, h264.
Described audio coding form comprises AAC, AMR.
Described step 6 comprises: look the audio frequency output module and after the demonstration of loading mobile phone platform and playing module video initial data and audio frequency initial data are carried out respectively Video Rendering and audio frequency and play up and be shown to screen.
Advantage of the present invention is included in this specification, protects within the scope of the present invention and by following claim.This partial content should be understood as limitations on claims.Below in conjunction with accompanying drawing the further aspect of the present invention and advantage are discussed.Generality description and the following detailed description that should understand front of the present invention all are exemplary and explanat, are intended to provide of the present invention the further specifying to claimed.
Description of drawings
Fig. 1 is the structured flowchart according to client end video frequency playing system of the present invention;
Fig. 2 is the flow chart according to the client video broadcasting method of one embodiment of the present invention.
Embodiment
Based on problems of the prior art, the present invention proposes a kind of cell-phone customer terminal audio/video player system and method, it can solve the defective that each cell phone platform does not have to tackle the omnipotent player of various main flow video formats; Take full advantage of that each cell phone platform is looked audio decoder, the hardware-accelerated and platform of output carries multimedia superiority: (1) is according to the cell phone platform detecting module, survey mobile phone and whether possess the audio file of looking parsing, decode depending on audio hardware, accelerate output depending on audio hardware, for example the MTK mobile phone has the decoding of audio A AC hardware, can directly use; (2) according to the cell phone platform detecting module, if looking audio format, certain can utilize the mobile phone player to play, then use mobile phone multimedia interface (such as decoding interface, playback interface etc.) to decode and export, can be the cellphone multimedia user provides high-quality Audio and Video to experience.
As shown in Figure 1, the cell-phone customer terminal audio/video player system that the present invention proposes comprises following five modules: 1. cell phone platform detecting module, 3. 2. Broadcast Control module looks the audio-source parsing module, 4. looks the audio decoder module, 5. looks the audio frequency output module.
The cell phone platform detecting module is mainly surveyed the software and hardware configuration of cell phone platform: the cpu performance of mobile phone, whether look the audio frequency hard decoder, whether look audio frequency output hardware-accelerated, whether have platform to carry multi-media module, and with the information storage that detects, for the Play Control of video provides information.
The Broadcast Control module is surveyed the audio file of looking of the various forms of loading, obtain the configuration information of looking audio file: encapsulation format (3gp, mp4 etc.), Video coding (h263, h264 etc.), audio coding (aac, amr etc.) information such as, and the software-hardware configuration information of the cell phone platform that detects according to the cell phone platform detecting module (cell phone platform carries multimedia superiority, resolve depending on audio file, depending on audio decoder, export the information such as hardware-accelerated) adaptive allocation looks the audio-source parsing module, depending on the audio decoder module, corresponding realization depending on the audio frequency output module, for example call the cellphone multimedia interface in the situation of looking the audio frequency hard decoder detecting, in the situation of not looking the audio frequency hard decoder, with loading have look the audio frequency hard decoder look the audio decoder module.
Resolve depending on the audio-source parsing module and to look audio file, isolate video/audio, and be transferred to and look the audio decoder module.
Depending on audio decoder module decoding video/audio, obtain video initial data (YUV), audio frequency initial data (pcm).
Demonstration and playing module that video initial data after synchronous depending on audio frequency output module basis and audio frequency initial data load each cell phone platform are realized the demonstration of video and the broadcast of audio frequency.
The operation principle of this cell-phone customer terminal audio/video player system is: behind the user installation client end video frequency playing system, and the software-hardware configuration information of the cell phone platform detecting module automatic detection cell phone platform in this system, and preserve the platform configuration information that detects; The video/audio that loads resolves into video data and voice data through looking the audio-source parsing module; Video data and voice data are decoded as the Audio and Video data flow that each cell phone platform can be identified by looking the audio decoder module; The Audio and Video data flow is played up and is shown to screen through looking audio frequency, thus display video and playing sound.
Below with reference to Fig. 2 the method flow of this cell-phone customer terminal audio/video player system displaying video is described in detail.
Step 1 is at first installed client end video frequency playing system of the present invention at cell phone platform;
Step 2, cell phone platform detecting module are surveyed the software and hardware configuration of cell phone platform: cpu performance, look the audio frequency hard decoder, look audio frequency output is hardware-accelerated, platform carries multi-media module, and store the configuration information of the cell phone platform that detects into system storage;
Step 3, the Broadcast Control module is surveyed the audio file of looking that loads, and obtains the configuration information of looking audio file: encapsulation format (3gp, mp4 etc.), Video coding (h263, h264 etc.), the information such as audio coding (aac, amr etc.);
Step 4, the Broadcast Control module is according to the software-hardware configuration information that is stored in the cell phone platform in the system storage, preferential loading mobile phone platform carries looks the audio file parsing module, look audio frequency hard decoder module, look audio frequency output hardware accelerator, if respective modules does not exist, then load realization module corresponding to the present invention (depending on the audio-source parsing module, look the audio decoder module, look the audio frequency output module);
Step 5 is resolved depending on audio file parsing module/look audio-source parsing module and to be looked audio file, isolates video/audio, and is transferred to and looks the audio decoder module;
Step 6 depending on audio frequency hard decoder module/look audio decoder module decoding video/audio, obtains video initial data (YUV), audio frequency initial data (pcm);
Step 7, Broadcast Control module synchronization video initial data and audio frequency initial data, and output to and look audio frequency output hardware accelerator/look the audio frequency output module to broadcast.
In addition, also be used for that depending on the audio frequency output module video initial data and audio frequency initial data are carried out respectively Video Rendering and audio frequency after the demonstration of loading mobile phone platform and playing module and play up and be shown to screen.
Above-mentioned client end video frequency playing system can be play the various audio formats of looking, such as 3gp, MP4, flv, avi, mov, rmvb etc., and video playback is smooth, clear sound; Take full advantage of the multimedia superiority of each cell phone platform, balance the hardware configuration of cell phone platform, can control functions such as broadcast process (dragging, suspend and continuing of process), sound, played in full screen; And efficiently utilized mobile phone CPU, look the audio frequency hard decoder, look the hardware-accelerated of audio frequency.
Claims (16)
1. client end video frequency playing system comprises:
The cell phone platform detecting module is used for surveying the software-hardware configuration information of cell phone platform and the configuration information that detects is stored in system storage;
The Broadcast Control module, be used for surveying the audio file of looking that loads, obtain the configuration information of looking audio file, and look the audio-source parsing module, look the audio decoder module, look the audio frequency output module according to the software-hardware configuration information adaptive allocation that is stored in the cell phone platform in the system storage;
Depending on the audio-source parsing module, what be used for to resolve load looks audio file, isolates video/audio, and isolated video/audio is transferred to looks the audio decoder module;
Depending on the audio decoder module, be used for the decoding video/audio, obtain video initial data and audio frequency initial data, wherein Broadcast Control module also is used for synchronization video initial data and audio frequency initial data, and the video initial data after will be synchronously and audio frequency initial data output to and look the audio frequency output module; And
Depending on the audio frequency output module, according to the video initial data after synchronous and demonstration and the playing module of audio frequency initial data loading mobile phone platform, realize the demonstration of video and the broadcast of audio frequency.
2. system according to claim 1, it is characterized in that, the software-hardware configuration information of described cell phone platform comprises the cpu performance of mobile phone, whether look the audio file parsing module, whether look the audio frequency hard decoder, whether look audio frequency output hardware-accelerated, whether have platform to carry multi-media module.
3. system according to claim 2, it is characterized in that, described adaptive allocation is looked the audio-source parsing module, looked the audio decoder module, looks the audio frequency output module: the Broadcast Control module is according to the software-hardware configuration information that is stored in the cell phone platform in the system storage, preferential loading mobile phone platform carries looks the audio file parsing module, look audio frequency hard decoder module, look audio frequency output hardware accelerator, if the module of respective modules does not exist, then load and correspondingly with it look the audio-source parsing module, look the audio decoder module or look the audio frequency output module.
4. system according to claim 1 is characterized in that, comprises video/audio encapsulation format, video code model and audio coding form depending on the configuration information of audio file.
5. system according to claim 4 is characterized in that, described video/audio encapsulation format comprises 3gp, MP4, flv, avi, mov, rmvb.
6. system according to claim 4 is characterized in that, described video code model h263, h264.
7. system according to claim 4 is characterized in that, described audio coding form AAC, AMR.
8. system according to claim 1 is characterized in that, also is used for that depending on the audio frequency output module video initial data and audio frequency initial data are carried out respectively Video Rendering and audio frequency after the demonstration of loading mobile phone platform and playing module and plays up and be shown to screen.
9. client video broadcasting method comprises:
Step 1, cell phone platform detecting module are surveyed the software-hardware configuration information of cell phone platform, and the configuration information of the cell phone platform that detects is stored in the system storage;
Step 2, the Broadcast Control module is surveyed the audio file of looking that loads, and obtains the configuration information of looking audio file;
Step 3, the Broadcast Control module is looked the audio-source parsing module, looks the audio decoder module, is looked the audio frequency output module according to the software-hardware configuration information adaptive allocation that is stored in the cell phone platform in the system storage;
Step 4 is looked audio file depending on what the audio-source parsing module resolve to load, isolates video/audio, and is transferred to and looks the audio decoder module;
Step 5 depending on audio decoder module decoding video/audio, obtains video initial data and audio frequency initial data;
Step 6, Broadcast Control module synchronization video initial data and audio frequency initial data, and output to and look the audio frequency output module and broadcast.
10. system according to claim 9, it is characterized in that, the software-hardware configuration information of described cell phone platform comprises the cpu performance of mobile phone, whether look the audio file parsing module, whether look the audio frequency hard decoder, whether look audio frequency output hardware-accelerated, whether have platform to carry multi-media module.
11. system according to claim 10, it is characterized in that, described adaptive allocation is looked the audio-source parsing module, looked the audio decoder module, looks the audio frequency output module: the Broadcast Control module is according to the software-hardware configuration information that is stored in the cell phone platform in the system storage, preferential loading mobile phone platform carries looks the audio file parsing module, look audio frequency hard decoder module, look audio frequency output hardware accelerator, if the module of respective modules does not exist, then load and correspondingly with it look the audio-source parsing module, look the audio decoder module or look the audio frequency output module.
12. system according to claim 10 is characterized in that, comprises video/audio encapsulation format, video code model and audio coding form depending on the configuration information of audio file.
13. system according to claim 12 is characterized in that, described video/audio encapsulation format comprises 3gp, MP4, flv, avi, mov, rmvb.
14. system according to claim 12 is characterized in that, described video code model comprises h263, h264.
15. system according to claim 12 is characterized in that, described audio coding form comprises AAC, AMR.
16. system according to claim 1, it is characterized in that described step 6 comprises: look the audio frequency output module and after the demonstration of loading mobile phone platform and playing module, video initial data and audio frequency initial data are carried out respectively Video Rendering and audio frequency and play up and be shown to screen.
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