CN202332270U - High definition video real-time blue-ray burning device - Google Patents
High definition video real-time blue-ray burning device Download PDFInfo
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- CN202332270U CN202332270U CN2011204473966U CN201120447396U CN202332270U CN 202332270 U CN202332270 U CN 202332270U CN 2011204473966 U CN2011204473966 U CN 2011204473966U CN 201120447396 U CN201120447396 U CN 201120447396U CN 202332270 U CN202332270 U CN 202332270U
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Abstract
The utility model discloses a high definition video real-time blue-ray burning device, which comprises a video information collection and processing circuit used for real-time collection of video information, an audio information collection and processing circuit used for real-time collection of audio information, a data processing device used for compressing synchronously the video information collected by the video information collection and processing circuit and the audio information collected by the audio information collection and processing circuit, and a blue-ray burning device used for burning synchronously the data processed by the data processing device. The video information collection and processing circuit and the audio information collection and processing circuit both are connected with the data processing device, and the data processing device is connected with a blue-ray burning drive circuit of the blue-ray burning device. The circuit design of the device is reasonable, wires can be connected conveniently, operation is simple, usage effect is good, and the device can resolve a plurality of actual problems that compression ratio is low in existing Digital Video Disk (DVD) burning methods, real-time storage of high definition video and audio flowing cannot be supported, DVD is difficult to be written and the like.
Description
Technical field
The utility model relates to a kind of blue light Writing device, especially relates to the real-time blue light Writing device of a kind of HD video.
Background technology
High Qinghua is moved towards in the storage of current stream media technology gradually, and HD video has than higher resolution of ordinary video and the visual identity effect of Geng Jia.But, meanwhile also bring bigger storage pressure.Common DVD-5 (4.7G) CD media can't have been stored 1 high-definition movie; Especially at special dimension; For example the audio frequency and video video recording system is inquested in public security; Guarantee that the video recording scene reaches continual CD media storage in several hours, can only consider with jumbo blue-ray DVD CD, wherein blue-ray DVD single-surface single-layer 25GB and two-sided 50GB.
At present, the common DVD imprinting also is more common imprinting technology, is burnt on the DVD at the video segment that can with comparalive ease video camera be taken on the PC, can play at any time.Yet, field of video monitoring lack a kind of can be with the device of real-time high resolution audio and video data carving to the DVD, thereby existing DVD storage mode is not enough below existing:
The first, DVD imprinting video majority all is to be encoded to standard with MPEG2, and its compression efficiency is encoded or H.264 encoded much smaller than MPEG4;
The second, at present used DVD video imprinting all is that the video backup that has recorded is burnt on the CD; Rather than in real time video code flow is burnt on the DVD, thereby the video information of taking is burnt on the DVD disc in real time when can't be implemented in camera and take;
Three, current most video record application scenario all is on-the-spotly to be recorded in video information on the hard disk earlier or on the network storage equipment; Especially for HD video; Because data traffic is big; Carrying out DVD, to write the difficulty of dish control higher, and the common DVD HD video data that also do not have enough spaces to write to reach several hours.
The utility model content
The utility model technical matters to be solved is to above-mentioned deficiency of the prior art; Provide a kind of HD video real-time blue light Writing device; Its circuit design rationally, easy-to-connect and use easy and simple to handle, result of use good, can solve the compression efficiency that existing DVD imprinting video mode exists lower, can not support high resolution audio and video stream real-time storage, DVD to write to coil to control difficulty than problems such as height.
For solving the problems of the technologies described above; The technical scheme that the utility model adopts is: the real-time blue light Writing device of a kind of HD video; It is characterized in that: comprise video information collection and the treatment circuit that is used for gathering in real time video information, the audio-frequency information collection that is used for real-time audio frequency acquiring information and treatment circuit, to video information collection and video information that treatment circuit is gathered and audio-frequency information collection and treatment circuit institute audio frequency acquiring information synchronization is carried out the data processor of processed compressed and the data after the data processor processes are carried out the blue light CD writer of synchronous RW; Said video information collection and treatment circuit and audio-frequency information collection and treatment circuit all join with data processor, and the blue light imprinting driving circuit of data processor and said blue light CD writer joins.
The real-time blue light Writing device of above-mentioned a kind of HD video is characterized in that: said data processor is the Hi3520 chip.
The real-time blue light Writing device of above-mentioned a kind of HD video is characterized in that: also comprise all the imprinting control button, storage unit, display unit and the imprinting state indicating member that join with data processor.
The real-time blue light Writing device of above-mentioned a kind of HD video is characterized in that: also comprise the network chip with the data processor access network based on ethernet, be connected to optical coupling isolation circuit between said data processor and the network chip.
The real-time blue light Writing device of above-mentioned a kind of HD video; It is characterized in that: said video information collection and treatment circuit comprise ccd video camera and the real-time analog video signal of gathering of ccd video camera are converted into the digital video translation interface of digital of digital video data; Said ccd video camera and digital video translation interface join, and digital video translation interface and data processor join; Said audio-frequency information collection and treatment circuit comprise microphone and the real-time simulated audio signal of gathering of microphone are converted into the DAB change-over circuit of digital audio-frequency data; Said microphone and DAB change-over circuit join, and DAB change-over circuit and data processor join.
The real-time blue light Writing device of above-mentioned a kind of HD video is characterized in that: said digital video translation interface is the digital video translation interface based on FPGA, and said DAB change-over circuit is the PCM1800 chip.
The real-time blue light Writing device of above-mentioned a kind of HD video is characterized in that: said storage unit comprises Flash storer and SDRAM storer, and said display unit is a LCDs, and said imprinting state indicating member is a LED light.
The real-time blue light Writing device of above-mentioned a kind of HD video is characterized in that: said network chip is 8139 chips.
The utility model compared with prior art has the following advantages:
1, circuit design rationally, easy-to-connect and use easy and simple to handlely, input cost is lower.
2, compression efficiency is high, adopts the more H.264 video coded system of high compression efficiency, and can be burnt in real time on the blue-ray DVD disc.
3, support two blue-ray DVD circulation imprintings, synchronous RW when some special occasions when performance recording or spot coverage (for example) can the two blue-ray DVDs of disposable completion is realized DVD redundant storage strategy.
4, support high resolution audio and video stream real-time storage, when camera is taken, can the video information of taking be burnt on the DVD disc in real time, and adjust according to the video bit rate storage time that the HD video that reaches several hours is stored on the blue-ray DVD CD.
In sum; The utility model circuit design rationally, easy-to-connect and use easy and simple to handle, result of use good, can effectively solve the compression efficiency that existing DVD imprinting video mode exists lower, can not support high resolution audio and video stream real-time storage, DVD to write the more high multiple practical problems of dish control difficulty.
Through accompanying drawing and embodiment, the technical scheme of the utility model is done further detailed description below.
Description of drawings
Fig. 1 is the schematic block circuit diagram of the utility model.
Description of reference numerals:
The 1-video information is gathered and treatment circuit; The 1-1-CCD video camera;
1-2-digital video translation interface; The 2-audio-frequency information is gathered and treatment circuit;
The 2-1-microphone; 2-2-DAB change-over circuit;
The 3-data processor; 4-blue light imprinting driving circuit; The 5-Flash storer;
The 6-SDRAM storer; The 7-LCDs; The 8-LED pilot lamp;
9-imprinting control button; The 10-network chip; The 11-optical coupling isolation circuit;
The 12-SATA EBI.
Embodiment
As shown in Figure 1; The utility model comprise video information collection and the treatment circuit 1 that is used for gathering in real time video information, the audio-frequency information collection that is used for real-time audio frequency acquiring information and treatment circuit 2, to video information collection and treatment circuit 1 video information of gathering and audio-frequency information collection and 2 audio frequency acquiring information synchronization of treatment circuit are carried out the data processor 3 of processed compressed and data processor 3 handled after data carry out the blue light CD writer of synchronous RW; Said video information collection and treatment circuit 1 all join with data processor 3 with audio-frequency information collection and treatment circuit 2, and the blue light imprinting driving circuit 4 of data processor 3 and said blue light CD writer joins.
In the present embodiment, said data processor 3 is the Hi3520 chip.Said Hi3520 built-in chip type ARM 9 processors and DSP coding and decoding video module are a based on the video compress chip of BP algorithm H.264.Be connected through SATA EBI 12 between said data processor 3 and the blue light imprinting driving circuit 4.
Simultaneously, the utility model also comprises all imprinting control button 9, storage unit, display unit and the imprinting state indicating member that joins with data processor 3.In the present embodiment, said storage unit comprises Flash storer 5 and SDRAM storer 6, and said display unit is a LCDs 7, and said imprinting state indicating member is a LED light 8.
In addition, convenient for connecing net, the utility model also comprises the network chip 10 with data processor 3 access network based on ethernet, is connected to optical coupling isolation circuit 11 between said data processor 3 and the network chip 10.Said network chip 10 joins with data processor 3.In the present embodiment, said network chip 10 is 8139 chips.
During actual the use, said 8139 chips can be realized the physical interface that Ethernet 10M/100M adaptive network connects, its with the Hi3520 chip between isolate the assurance circuit safeties through optical coupling isolation circuit 11, avoid the transient voltage rush of current.
Said video information collection and treatment circuit 1 comprise ccd video camera 1-1 and the real-time analog video signal of gathering of ccd video camera 1-1 are converted into the digital video translation interface 1-2 of digital of digital video data; Said ccd video camera 1-1 and digital video translation interface 1-2 join, and digital video translation interface 1-2 and data processor 3 join.Said audio-frequency information collection and treatment circuit 2 comprise microphone 2-1 and the real-time simulated audio signal of gathering of microphone 2-1 are converted into the DAB change-over circuit 2-2 of digital audio-frequency data; Said microphone 2-1 and DAB change-over circuit 2-2 join, and DAB change-over circuit 2-2 and data processor 3 join.
In the present embodiment, said digital video conversion meets 1-2 and is the digital video translation interface based on FPGA (the English abbreviation of Field-Programmable Gate Array, i.e. field programmable gate array), and said DAB change-over circuit 2-2 is the PCM1800 chip.During actual the use; Said digital video translation interface based on FPGA will be that the analog video signal of 1280 * 1024 pixels converts digital video signal fast into and sends into the Hi3520 chip from ccd video camera 1-1 and size; Support the digital collection frequency of PAL and two kinds of standards of NTSL based on the digital video translation interface of FPGA; Each video acquisition is calculated a frame of video, and the Hi3520 chip H.264 after the coded format, is the TS video streaming data packet with this frame of video package with the digital video signal boil down to earlier again; Send into the imprinting buffer memory at last, carry out imprinting.Audio coding PCM1800 chip will convert digital audio and video signals into from the audio analog signals of microphone 2-1; And send into Hi3520 chip boil down to MP3 audio stream or AAC audio stream; Be the TS video flowing with video flowing back unification synchronously package then, send into the imprinting buffer memory at last, carry out imprinting.
During actual the use, the analog video signal that the utility model is gathered ccd video camera 1-1 earlier in real time converts digital of digital video data into and is input to H.264 video data of Hi3520 chip boil down to through the digital video translation interface based on FPGA; The simulated audio signal of again microphone 2-1 being gathered converts digital audio-frequency data into and is input to Hi3520 chip boil down to MP3 voice data through the PCM1800 chip; After said Hi3520 chip finishes the audio, video data processed compressed, drive the blue-ray DVD recording optical driver through SATA EBI 12 immediately and carry out imprinting, be encoded to the TS Media Stream, drive blue light imprinting driving circuit 4 through SATA EBI 12 and carry out CD burning.
The above; It only is the preferred embodiment of the utility model; Be not that the utility model is done any restriction; Everyly any simple modification that above embodiment did, change and equivalent structure are changed, all still belong in the protection domain of the utility model technical scheme according to the utility model technical spirit.
Claims (8)
1. real-time blue light Writing device of HD video; It is characterized in that: comprise the video information collection that is used for gathering in real time video information and treatment circuit (1), the audio-frequency information collection that is used for real-time audio frequency acquiring information and treatment circuit (2), to video information collection and treatment circuit (1) the video information of gathering and audio-frequency information collection and treatment circuit (2) institute audio frequency acquiring information synchronization is carried out the data processor (3) of processed compressed and data processor (3) handled after data carry out the blue light CD writer of synchronous RW; Said video information collection and treatment circuit (1) and audio-frequency information collection and treatment circuit (2) all join with data processor (3), and the blue light imprinting driving circuit (4) of data processor (3) and said blue light CD writer joins.
2. according to the real-time blue light Writing device of the described a kind of HD video of claim 1, it is characterized in that: said data processor (3) is the Hi3520 chip.
3. according to claim 1 or the real-time blue light Writing device of 2 described a kind of HD videos, it is characterized in that: also comprise all the imprinting control button (9), storage unit, display unit and the imprinting state indicating member that join with data processor (3).
4. according to claim 1 or the real-time blue light Writing device of 2 described a kind of HD videos; It is characterized in that: also comprise network chip (10), be connected to optical coupling isolation circuit (11) between said data processor (3) and the network chip (10) data processor (3) access network based on ethernet.
5. according to claim 1 or the real-time blue light Writing device of 2 described a kind of HD videos; It is characterized in that: said video information collection and treatment circuit (1) comprise ccd video camera (1-1) and the real-time analog video signal of gathering of ccd video camera (1-1) are converted into the digital video translation interface (1-2) of digital of digital video data; Said ccd video camera (1-1) joins with digital video translation interface (1-2), and digital video translation interface (1-2) joins with data processor (3); Said audio-frequency information collection and treatment circuit (2) comprise microphone (2-1) and the real-time simulated audio signal of gathering of microphone (2-1) are converted into the DAB change-over circuit (2-2) of digital audio-frequency data; Said microphone (2-1) joins with DAB change-over circuit (2-2), and DAB change-over circuit (2-2) joins with data processor (3).
6. according to the real-time blue light Writing device of the described a kind of HD video of claim 5, it is characterized in that: said digital video translation interface (1-2) is the digital video translation interface based on FPGA, and said DAB change-over circuit (2-2) is the PCM1800 chip.
7. according to the real-time blue light Writing device of the described a kind of HD video of claim 3; It is characterized in that: said storage unit comprises Flash storer (5) and SDRAM storer (6); Said display unit is LCDs (7), and said imprinting state indicating member is LED light (8).
8. according to the real-time blue light Writing device of the described a kind of HD video of claim 4, it is characterized in that: said network chip (10) is 8139 chips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204473966U CN202332270U (en) | 2011-11-13 | 2011-11-13 | High definition video real-time blue-ray burning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204473966U CN202332270U (en) | 2011-11-13 | 2011-11-13 | High definition video real-time blue-ray burning device |
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| Publication Number | Publication Date |
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| CN202332270U true CN202332270U (en) | 2012-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204473966U Expired - Fee Related CN202332270U (en) | 2011-11-13 | 2011-11-13 | High definition video real-time blue-ray burning device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102833552A (en) * | 2012-08-02 | 2012-12-19 | 深圳市晟视科技有限公司 | High-definition camera shooting method and system and field programmable gate array |
| CN113079341A (en) * | 2021-04-08 | 2021-07-06 | 天地伟业技术有限公司 | Public audiometry equipment |
-
2011
- 2011-11-13 CN CN2011204473966U patent/CN202332270U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102833552A (en) * | 2012-08-02 | 2012-12-19 | 深圳市晟视科技有限公司 | High-definition camera shooting method and system and field programmable gate array |
| CN113079341A (en) * | 2021-04-08 | 2021-07-06 | 天地伟业技术有限公司 | Public audiometry equipment |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120711 Termination date: 20121113 |