CN110445991A - A kind of media data processing platform video processor - Google Patents
A kind of media data processing platform video processor Download PDFInfo
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- CN110445991A CN110445991A CN201910627298.1A CN201910627298A CN110445991A CN 110445991 A CN110445991 A CN 110445991A CN 201910627298 A CN201910627298 A CN 201910627298A CN 110445991 A CN110445991 A CN 110445991A
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- processor
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs
- H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving video stream encryption
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/239—Interfacing the upstream path of the transmission network, e.g. prioritizing client content requests
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/439—Processing of audio elementary streams
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
- H04N21/4408—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving video stream encryption, e.g. re-encrypting a decrypted video stream for redistribution in a home network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
Abstract
The present invention discloses a kind of media data processing platform video processor, including video inputs and video processing module, video inputs are connected with video processing module, and video processing module includes encryption unit and video processing unit, and video processing unit includes A/D converter and encryption unit；The output end of the video processing module is connected with video frequency channel module, and video frequency channel module includes the first analog switch and the second analog switch.The present invention is equipped with video frequency channel module, video frequency channel module includes the first analog switch and the second analog switch, first analoging switch output end is connected with audio processor, second analoging switch output end is connected with video processor, by turning on or off for the first analog switch and the second analog switch, audio signal or vision signal can be selected to select an output or export simultaneously, moreover it is possible in advance or delay output to audio signal, suitable for various occasions, have a wide range of application.
Description
Technical field
The present invention relates to video processor field, a kind of particularly media data processing platform video processor.
Background technique
Video processor is whole witness and the significant equipment of LED full-color display screen birth, growth and maturation,
The dedicated video processing equipment of LED also gradually moves to maturity in the process, and the superiority and inferiority of LED video processor directly affects
The display effect of LED display.With the development of science and technology, advertisement dispensing has more selections, by setting in elevator, corridor
Video processor is set, can play picture and sound in people's waiting process, advertisement is further increased and launches quality.
In the prior art, the mode of video processor control software realization is all based on different operating system exploitations,
Cause software development cumbersome, operating cost is high.Meanwhile general video processor is all that vision signal and audio signal are defeated simultaneously
Out, certain occasions need that audio signal is carried out perhaps to delay in advance output or only need to audio or video signal it
One is exported, cumbersome, and exploitation is difficult.
Based under background above technology, it is proposed that a kind of media data processing platform video processor.
Summary of the invention
To solve the deficiency mentioned in above-mentioned background technique, the purpose of the present invention is to provide a kind of processing of media data is flat
Platform video processor, the present invention are equipped with video frequency channel module, and video frequency channel module includes the first analog switch and the second simulation
Switch, the first analoging switch output end are connected with audio processor, and the second analoging switch output end is connected with video processor, lead to
Turning on or off for the first analog switch and the second analog switch is crossed, audio signal or vision signal can be selected to select one defeated
It exports out or simultaneously, moreover it is possible to shift to an earlier date or delay output to audio signal, be suitable for various occasions, have a wide range of application；
Meanwhile the configuration of the present invention is simple, it is convenient to run, and reduces operating cost.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of media data processing platform video processor, including video inputs and video processing module, video are defeated
Enter end to be connected with video processing module；
The video processing module includes encryption unit and video processing unit, and video processing unit includes A/D converter
And encryption unit；
The output end of the video processing module is connected with video frequency channel module, and video frequency channel module includes that the first simulation is opened
It closes and the second analog switch, the first analoging switch output end is connected with audio processor, audio processor is to digital video signal
In audio signal extract, then exported by audio output to signal output end；
Second analoging switch output end is connected with video processor, and video processor is to the view in digital video signal
Frequency signal extracts, and is then exported by video output terminals to signal output end.
Further, vision signal is converted digital signal by the A/D converter, generates digital video signal stream, institute
It states encryption unit to encrypt digital video signal flow, encrypted digital video signal generates safety code at random.
Further, the signal output end is connected with audio player and display screen, and audio signal is from earpiece or raises
The output of sound device, vision signal are exported from display screen.
A kind of application method of media data processing platform video processor, comprising the following steps:
One, vision signal is input to video processing module, and the A/D converter in video processing module will first believe video
It number is converted into digital signal, generates digital video signal stream, then encryption unit encrypts digital video signal flow；
Two, video processing module gives the digital signal transmission after conversion to video frequency channel module, the first analog switch
It opens, the closing of the second analog switch, audio processor extracts the audio signal in digital video signal, then passes through sound
Frequency output end is exported to signal output end；
Three, audio signal is exported from earpiece or loudspeaker.
A kind of application method of media data processing platform video processor, comprising the following steps:
One, vision signal is input to video processing module, and the A/D converter in video processing module will first believe video
It number is converted into digital signal, generates digital video signal stream, then encryption unit encrypts digital video signal flow；
Two, video processing module gives the digital signal transmission after conversion to video frequency channel module, the first analog switch
It closes, the second analog switch opening, video processor extracts the vision signal in digital video signal, then passes through view
Frequency output end is exported to signal output end；
Three, vision signal is exported from display screen.
A kind of application method of media data processing platform video processor, comprising the following steps:
One, vision signal is input to video processing module, and the A/D converter in video processing module will first believe video
It number is converted into digital signal, generates digital video signal stream, then encryption unit encrypts digital video signal flow；
Two, video processing module gives the digital signal transmission after conversion to video frequency channel module, the first analog switch
It opens, the second analog switch opening, audio processor, video processor are simultaneously to audio signal, the view in digital video signal
Frequency signal extracts, and is then exported by audio output, video output terminals to signal output end；
Three, audio signal is exported from earpiece or loudspeaker, and vision signal is exported from display screen, and the two exports simultaneously.
Beneficial effects of the present invention:
1, the present invention is equipped with video frequency channel module, and video frequency channel module includes the first analog switch and the second analog switch,
First analoging switch output end is connected with audio processor, and the second analoging switch output end is connected with video processor, passes through
One analog switch and the second analog switch turn on or off, can select audio signal or vision signal select an output or
Person exports simultaneously, moreover it is possible to shift to an earlier date or delay output to audio signal, be suitable for various occasions, have a wide range of application；
2, the configuration of the present invention is simple, it is convenient to run, and reduces operating cost.
Detailed description of the invention
The present invention will be further described below with reference to the drawings.
Fig. 1 is overall flow block diagram of the present invention；
Fig. 2 is video processing module schematic diagram of the present invention；
Fig. 3 is video frequency channel module diagram of the present invention；
Fig. 4 is signal output schematic diagram of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " aperture ", "upper", "lower", " thickness ", "top", " in ",
Indicating positions or the positional relationship such as " length ", "inner", " surrounding ", are merely for convenience of description of the present invention and simplification of the description, without
It is that the component of indication or suggestion meaning or element must have a particular orientation, is constructed and operated in a specific orientation, therefore not
It can be interpreted as limitation of the present invention.
A kind of media data processing platform video processor, as shown in Figure 1, including that video inputs and video handle mould
Block, video inputs are connected with video processing module.
As shown in Fig. 2, video processing module includes encryption unit and video processing unit, video processing unit includes A/D
Converter and encryption unit, A/D converter converts digital signal for vision signal first after vision signal input, generates number
Video signal flow, then encryption unit encrypts digital video signal flow, and encrypted digital video signal can give birth at random
At safety code, security performance is improved.
As shown in figs. 1 and 3, the output end of video processing module is connected with video frequency channel module, and video frequency channel module includes
First analog switch and the second analog switch, the first analoging switch output end are connected with audio processor, audio processor logarithm
Audio signal in word vision signal extracts, and is then exported by audio output to signal output end.
Second analoging switch output end is connected with video processor, and video processor believes the video in digital video signal
It number extracts, is then exported by video output terminals to signal output end.
As shown in figure 4, signal output end is connected with audio player and display screen, audio signal is from earpiece or loudspeaker
Output, vision signal are exported from display screen.
Embodiment 1:
A kind of application method of media data processing platform video processor, comprising the following steps:
1, vision signal is input to video processing module, and the A/D converter in video processing module will first believe video
It number is converted into digital signal, generates digital video signal stream, then encryption unit encrypts digital video signal flow；
2, video processing module gives the digital signal transmission after conversion to video frequency channel module, and the first analog switch is beaten
It opens, the closing of the second analog switch, audio processor extracts the audio signal in digital video signal, then passes through audio
Output end is exported to signal output end；
3, audio signal is exported from earpiece or loudspeaker.
Embodiment 2:
A kind of application method of media data processing platform video processor, comprising the following steps:
1, vision signal is input to video processing module, and the A/D converter in video processing module will first believe video
It number is converted into digital signal, generates digital video signal stream, then encryption unit encrypts digital video signal flow；
2, video processing module gives the digital signal transmission after conversion to video frequency channel module, and the first analog switch closes
It closes, the second analog switch opening, video processor extracts the vision signal in digital video signal, then passes through video
Output end is exported to signal output end；
3, vision signal is exported from display screen.
Embodiment 3:
A kind of application method of media data processing platform video processor, comprising the following steps:
1, vision signal is input to video processing module, and the A/D converter in video processing module will first believe video
It number is converted into digital signal, generates digital video signal stream, then encryption unit encrypts digital video signal flow；
2, video processing module gives the digital signal transmission after conversion to video frequency channel module, and the first analog switch is beaten
It opens, the second analog switch opening, audio processor, video processor are simultaneously to the audio signal in digital video signal, video
Signal extracts, and is then exported by audio output, video output terminals to signal output end；
3, audio signal is exported from earpiece or loudspeaker, and vision signal is exported from display screen, and the two exports simultaneously.
Meanwhile in embodiment 3, the first analog switch and the second analog switch can not open simultaneously, and audio signal can
To shift to an earlier date or delay output, has a wide range of application, be not specifically described herein.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.
Claims (6)
1. a kind of media data processing platform video processor, which is characterized in that handle mould including video inputs and video
Block, video inputs are connected with video processing module；
The video processing module includes encryption unit and video processing unit, and video processing unit includes A/D converter and adds
Close unit；
The output end of the video processing module is connected with video frequency channel module, video frequency channel module include the first analog switch and
Second analog switch, the first analoging switch output end are connected with audio processor, and audio processor is in digital video signal
Audio signal extracts, and is then exported by audio output to signal output end；
Second analoging switch output end is connected with video processor, and video processor believes the video in digital video signal
It number extracts, is then exported by video output terminals to signal output end.
2. a kind of media data processing platform video processor according to claim 1, which is characterized in that the A/D
Vision signal is converted digital signal by converter, generates digital video signal stream, the encryption unit is to digital video signal
Stream is encrypted, and encrypted digital video signal generates safety code at random.
3. a kind of media data processing platform video processor according to claim 1, which is characterized in that the signal
Output end is connected with audio player and display screen, and audio signal is exported from earpiece or loudspeaker, and vision signal is from display screen
Output.
4. a kind of application method of media data processing platform video processor, which comprises the following steps:
One, vision signal is input to video processing module, and the A/D converter in video processing module will first turn vision signal
Digital signal is turned to, generates digital video signal stream, then encryption unit encrypts digital video signal flow；
Two, video processing module gives the digital signal transmission after conversion to video frequency channel module, the first analog switch opens,
Second analog switch is closed, and audio processor extracts the audio signal in digital video signal, then defeated by audio
Outlet is exported to signal output end；
Three, audio signal is exported from earpiece or loudspeaker.
5. a kind of application method of media data processing platform video processor, which comprises the following steps:
One, vision signal is input to video processing module, and the A/D converter in video processing module will first turn vision signal
Digital signal is turned to, generates digital video signal stream, then encryption unit encrypts digital video signal flow；
Two, video processing module gives the digital signal transmission after conversion to video frequency channel module, the first analog switch closes,
Second analog switch is opened, and video processor extracts the vision signal in digital video signal, then defeated by video
Outlet is exported to signal output end；
Three, vision signal is exported from display screen.
6. a kind of application method of media data processing platform video processor, which comprises the following steps:
One, vision signal is input to video processing module, and the A/D converter in video processing module will first turn vision signal
Digital signal is turned to, generates digital video signal stream, then encryption unit encrypts digital video signal flow；
Two, video processing module gives the digital signal transmission after conversion to video frequency channel module, the first analog switch opens,
Second analog switch is opened, and audio processor, video processor are simultaneously to audio signal, the vision signal in digital video signal
It extracts, is then exported by audio output, video output terminals to signal output end；
Three, audio signal is exported from earpiece or loudspeaker, and vision signal is exported from display screen, and the two exports simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910627298.1A CN110445991A (en) | 2019-07-12 | 2019-07-12 | A kind of media data processing platform video processor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910627298.1A CN110445991A (en) | 2019-07-12 | 2019-07-12 | A kind of media data processing platform video processor |
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| CN110445991A true CN110445991A (en) | 2019-11-12 |
Family
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| CN201910627298.1A Pending CN110445991A (en) | 2019-07-12 | 2019-07-12 | A kind of media data processing platform video processor |
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| EP0618728B1 (en) * | 1993-02-26 | 1999-04-14 | Sony Corporation | Synchronization of audio/video information |
| CN1155221A (en) * | 1994-12-15 | 1997-07-23 | 索尼公司 | Data decoding instrument and method thereof |
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Application publication date: 20191112 |
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