CN207706324U

CN207706324U - A kind of network video processing system of dsp processor

Info

Publication number: CN207706324U
Application number: CN201721856696.3U
Authority: CN
Inventors: 廖敏
Original assignee: Hangzhou Honghui Electronic Technology Co Ltd
Current assignee: Hangzhou Honghui Electronic Technology Co Ltd
Priority date: 2017-12-27
Filing date: 2017-12-27
Publication date: 2018-08-07
Anticipated expiration: 2027-12-27

Abstract

The utility model discloses a kind of network video processing systems of dsp processor,Including video acquisition module and video read module,The video acquisition module is connected with video read module by communication serial port,The video acquisition module includes the first singlechip of the first dsp processor and its connection,The video read module includes the second dsp processor and its second singlechip of connection,The first singlechip is connected with A/D converter,The A/D converter is connected with video compressor,The video compressor is connect with the first dsp processor,The utility model is by using two CSTR processor and single machine unit,It can not only complete to video compress,Decompression device,The management of storage system and communication serial port,Effective control of video data real time data can also be efficiently completed,It is at low cost and have stronger practicability.

Description

A kind of network video processing system of dsp processor

Technical field

The utility model is related to Internet video process fields, are a kind of Internet video processing of dsp processor specifically System.

Background technology

With the tremendous development of multimedia computer performance increased substantially with video technique, digital video technology is more It is more and more widely used in media, especially has other more matchmakers in terms of displaying factual knowledge and real-time operation The incomparable superiority of body, accelerating to for information age come, and people are more and more stronger to the dependence of internet, network appellation An indispensable part, especially computer technology and the communication technology are combined the Information base of institute's stroke and set in people's life The most important infrastructure of appellation reaction information social characteristic is applied, with the rapid development of computer networking technology, especially It is internet one with more and more extensive, while bringing unprecedented magnanimity information, the opening of network and from Private information is also produced by going and possibility that data are destroyed or invade, and the safety of Internet becomes increasingly to weigh It wants, is paid attention to by the every field of information-intensive society.

With popularizing for internet, Video Supervision Technique is intuitive with it, and information is accurately widely used in real time, such as in gold Melt, public security, water conservancy, electric power, traffic, the fields such as railway, in the video monitoring system of Applied Computer Techniques, video monitoring system System is mainly made of calculating machine transplanting of rice video card, and signal collecting device, detection warning device etc. pass through respective transmission line tandem Onto monitoring section computer, since the acquisition of vision signal, compression and communication are all complex, the system reliability is not It is high.Existing network video processing system, it will usually appear in when controlling real-time system, effectively it cannot be carried out Regulation and control, so how to be efficiently completed to data real-time control and collect being effectively treated as waiting for solution of image reproducing A kind of problem, it is desirable to provide new of low cost, highly practical processing system for video.

Utility model content

The purpose of this utility model is to provide a kind of network video processing systems of dsp processor, can not only complete Management to single machine unit, storage system and communication serial port can also be efficiently completed the effective of video data real time data Control.

The utility model is achieved through the following technical solutions：A kind of network video processing system of dsp processor, including regard Frequency acquisition module and video read module, the video acquisition module and video read module are connected by communication serial port, described Video acquisition module includes the first singlechip of the first dsp processor and its connection, and the video read module includes Two dsp processors and its second singlechip of connection；Video acquisition module completes the video acquisition processing of front end, will be collected Image information is transmitted to progress A/D conversions in A/D converter, then carries out compressed encoding to image data by video compressor, Image data is cached in the first data storage simultaneously, then will by the first communication serial port by the first dsp processor Image data after compressed encoding is transmitted to video read module, after the second dsp processor receives image data, first It is cached in two data storages, processing then is decoded to image data by Video Decoder, finally decoding is completed Image data is transmitted to D/A converter, is converted into video analog signal and is put by PC machine sowings；It simultaneously also can be by PC machine to regarding Frequency acquisition module carries out remote control, and in video read module, control instruction is sent to second singlechip by PC machine, single by second Piece machine is sent to the second dsp processor, and the first dsp processor of video acquisition module is sent to by the transmission of communication serial port, By the first DSP processors notice first singlechip run control command, control command include to luminance video, color saturation and The adjustment of contrast and the adjusting of focal length of camera, direction.

Further is that the utility model is better achieved, and especially uses following setting structures：Described in video acquisition module First singlechip is connected with A/D converter, and the A/D converter is connected with video compressor, the video compressor and first Dsp processor connects；Video acquisition module completes the video acquisition processing of front end, and the image collected information is transmitted to A/D A/D conversions are carried out in converter, compressed encoding then are carried out to image data by video compressor, while by image data the It is cached in one data storage, then the first communication serial port is passed through by the first dsp processor.

Further is that the utility model is better achieved, and especially uses following setting structures：The 2nd DSP processing Device is connected with video decompressor, and the video decompressor is connected with D/A converter, and the D/A converters connect with second singlechip It connects；It after second dsp processor receives image data, is cached in the second data storage first, then by video solution Code device is decoded processing to image data, and the image data for finally decoding completion is transmitted to D/A converter, is converted into video screen module Quasi- signal is played by PC machine.

Further is that the utility model is better achieved, and especially uses following setting structures：The first DSP processing Device is also associated with the first image data memory, and second dsp processor is also associated with the second image data memory.

Further is that the utility model is better achieved, and especially uses following setting structures：The video acquisition module In be additionally provided with video camera, the video camera connection first singlechip and A/D converter.

Further is that the utility model is better achieved, and especially uses following setting structures：The video read module In be provided with PC machine, the D/A converter connect PC machine with second singlechip.

Further is that the utility model is better achieved, and especially uses following setting structures：The communication serial port unit Including the first communication serial port and the second communication serial port, first dsp processor is communicated with first respectively with the second dsp processor Serial ports and the connection of the second communication serial port, first communication serial port and the second communication serial port are connected with each other.

Further is that the utility model is better achieved, and especially uses following setting structures：The first DSP processing Device and the second dsp processor are all made of TMS320C542.

The utility model compared with prior art, has the following advantages and advantageous effect：

The utility model, as control core, can not only manage video compressor and memory using dsp processor Data processing, while video camera can also be controlled by microcontroller and be adjusted.

The video compressor that the utility model uses can not only be adjusted video image compression effect, while in energy Vedio data is kept to transmit real-time so that accurate clearly video image to be seen at PC machine, to improve network The stability of processing system for video.

Description of the drawings

Fig. 1 is the structural schematic diagram of the utility model.

Specific implementation mode

The utility model is described in further detail with reference to embodiment, but the embodiment of the utility model is not It is limited to this.

Embodiment 1：

As shown in Figure 1, a kind of network video processing system of dsp processor, including video acquisition module and video are read Module, the video acquisition module and video read module are connected by communication serial port, and the video acquisition module includes One dsp processor and its first singlechip of connection, the video read module include the second dsp processor and its connection Second singlechip；Video acquisition module completes the video acquisition processing of front end, and the image collected information is transmitted to A/D conversions A/D conversions are carried out in device, compressed encoding then are carried out to image data by video compressor, while by image data in the first number The image data after compressed encoding is passed by the first communication serial port according to being cached in memory, then by the first dsp processor Video read module is transported to, after the second dsp processor receives image data, is delayed in the second data storage first It deposits, processing then is decoded to image data by Video Decoder, the image data for finally decoding completion is transmitted to D/A conversions Device is converted into video analog signal and is played by PC machine；Also video acquisition module can remotely be controlled by PC machine simultaneously System, in video read module, control instruction is sent to second singlechip by PC machine, and the 2nd DSP is sent to by second singlechip Device is managed, the first dsp processor of video acquisition module is sent to by the transmission of communication serial port, is notified by the first dsp processor First singlechip runs control command, and control command includes the adjustment to luminance video, color saturation and contrast and video camera The adjusting of focal length, direction.

Embodiment 2：

The present embodiment is further optimized based on the above embodiments, as shown in Figure 1, further is preferably real Existing the utility model, especially uses following setting structures：First singlechip described in video acquisition module is connected with A/D converter, The A/D converter is connected with video compressor, and the video compressor is connect with the first dsp processor, the first dsp processor The control register being set in video compressor can be read, vedio data can also be read by video compressor； Video acquisition module completes the video acquisition processing of front end, and the image collected information is transmitted in A/D converter and carries out A/D Then conversion carries out compressed encoding by video compressor to image data, while by image data in the first data storage It is cached, then the first communication serial port is passed through by the first dsp processor.

Embodiment 3：

The present embodiment is further optimized based on the above embodiments, as shown in Figure 1, further is preferably real Existing the utility model, especially uses following setting structures：First dsp processor is also associated with the storage of the first image data Device, second dsp processor are also associated with the second image data memory.

Embodiment 4：

The present embodiment is further optimized based on the above embodiments, as shown in Figure 1, further is preferably real Existing the utility model, especially uses following setting structures：The communication serial port unit includes the first communication serial port and the second communication Serial ports, first dsp processor are connect with the first communication serial port and the second communication serial port respectively with the second dsp processor, institute It states the first communication serial port and the second communication serial port is connected with each other.

Further is that the utility model is better achieved, and especially uses following setting structures：The first DSP processing Device and the second dsp processor are all made of TMS320C542, the data-handling capacity with high speed and applicable communication interface.

The above is only the preferred embodiment of the utility model, not does limit in any form to the utility model System, any simple modification made by the above technical examples according to the technical essence of the present invention, equivalent variations, each falls within Within the scope of protection of the utility model.

Claims

1. a kind of network video processing system of dsp processor, it is characterised in that：Mould is read including video acquisition module and video Block, the video acquisition module and video read module are connected by communication serial port unit, and the video acquisition module includes First dsp processor and its first singlechip of connection, the video read module include the second dsp processor and its connection Second singlechip.

2. a kind of network video processing system of dsp processor according to claim 1, it is characterised in that：Described first Microcontroller is connected with A/D converter, and the A/D converter is connected with video compressor, at the video compressor and the first DSP Manage device connection.

3. a kind of network video processing system of dsp processor according to claim 2, it is characterised in that：Described second Dsp processor is connected with video decompressor, and the video decompressor is connected with D/A converter, the D/A converter and the second list Piece machine connects.

4. a kind of network video processing system of dsp processor according to claim 3, it is characterised in that：Described first Dsp processor is also associated with the first image data memory, and second dsp processor is also associated with the storage of the second image data Device.

5. a kind of network video processing system of dsp processor according to claim 4, it is characterised in that：The video Video camera, the video camera connection first singlechip and A/D converter are additionally provided in acquisition module.

6. a kind of network video processing system of dsp processor according to claim 5, it is characterised in that：The video PC machine is provided in read module, the D/A converter connect PC machine with second singlechip.

7. a kind of network video processing system of dsp processor according to claim 6, it is characterised in that：The communication Serial port unit includes the first communication serial port and the second communication serial port, first dsp processor and the second dsp processor respectively with First communication serial port and the connection of the second communication serial port, first communication serial port and the second communication serial port are connected with each other.

8. a kind of network video processing system of dsp processor according to claim 7, it is characterised in that：Described first Dsp processor and the second dsp processor are all made of TMS320C542.