CN202422734U - Real-time streaming media DVD (digital video disk) recording device - Google Patents
Real-time streaming media DVD (digital video disk) recording device Download PDFInfo
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- CN202422734U CN202422734U CN201120446740XU CN201120446740U CN202422734U CN 202422734 U CN202422734 U CN 202422734U CN 201120446740X U CN201120446740X U CN 201120446740XU CN 201120446740 U CN201120446740 U CN 201120446740U CN 202422734 U CN202422734 U CN 202422734U
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Abstract
The utility model discloses a real-time streaming media DVD (digital video disk) recording device, which comprises a DVD real-time recording device and one or more audio and video information acquisition units. The DVD real-time recording device comprises a data processor and a DVD recorder, wherein the data processor processes audio and video information acquired by the audio and video information acquisition units, the DVD recorder synchronously records data after being processed by the data processor, and the data processor is connected with a DVD recording driving circuit of the DVD recorder. Each audio and video information acquisition unit includes an internet protocol camera, a local area network monitoring host or an audio and video information acquisition module, wherein the internet protocol camera accesses to a local area network, the local area network monitoring host is connected with the internet protocol camera via the local area network, and the audio and video information acquisition module is arranged in monitoring video equipment. The real-time streaming media DVD recording device is reasonable in circuit design, convenient in wiring, simple and convenient to operate and fine in service effect, and can resolve problems that in an existing DVD recording mode, compression efficiency is low, safety of digital videos cannot be guaranteed effectively, real-time recording is difficult to control, and the like.
Description
Technical field
The utility model relates to a kind of DVD Writing device, especially relates to a kind of real time flow medium DVD Writing device.
Background technology
The file layout of current stream media technology is variation gradually, for example hard disk, DVD CD or network hard disc etc.But, at special dimension, public security hearing audio frequency and video video recording system for example, it is main requiring with the DVD optical disc storage, hard disk be a time backup mode, and guarantees that the audio frequency and video at video recording scene once preserve, and can not edit change later on, to safeguard judicial justice.And, also need the function of similar DVD storage gradually at other safety-security areas.Wherein, the DVD imprinting also is present more common 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.
At present, field of video monitoring lacks and a kind ofly can real time flow medium be burnt to the device on the DVD; The present situation of its audio frequency and video storage exists following not enough:
1) in field of video monitoring, in real time the video record majority of monitoring all is to be recorded on the hard disk or on the network storage equipment;
2) imprinting of DVD video 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 when not accomplishing that camera is taken, the real-time video of taking is burnt on the DVD disc;
3) DVD imprinting video majority all is to be encoded to standard with MPEG2, and its compression efficiency is much smaller than MPEG4 or coding H.264, the therefore optical disc storage space of same capacity, and the video of MPEG2 coding is short more a lot of than the video record time of coding H.264;
4) video that is encoded to standard with MPEG2 is unfavorable for digital watermarking or encryption, does not ensure for the data placement of video.
5) most ISO or the UDF image file imprinting modes of adopting of DVD imprinting at present are difficult to control for the real-time imprinting of UDF or ISO, and some adopts relatively more expensive DVD_RW CD media, almost can't realize for the DVD_R medium of cheapness.
The utility model content
The utility model technical matters to be solved is to above-mentioned deficiency of the prior art; A kind of real time flow medium DVD Writing device is provided; Its circuit design rationally, easy-to-connect and use easy and simple to handle, result of use good, can effectively solve compression efficiency security, the imprinting in real time lower, that can not effectively ensure digital video that existing DVD imprinting mode exists and be difficult to problems such as control.
For solving the problems of the technologies described above; The technical scheme that the utility model adopts is: a kind of real time flow medium DVD Writing device; It is characterized in that: comprise real-time Writing device of DVD and the audio/video information collecting unit that joins with the real-time Writing device of DVD, the quantity of said audio/video information collecting unit is one or more; The real-time Writing device of said DVD comprises data processor that audio/video information that the audio/video information collecting unit is gathered is handled and the data after the data processor processes is carried out the DVD burner of synchronous RW that the DVD imprinting driving circuit of said data processor and said DVD burner joins; The web camera that said audio/video information collecting unit is an access to LAN, the LAN monitoring host computer that joins through LAN and web camera or be laid in the audio/video information acquisition module in the monitoring video equipment.
Above-mentioned a kind of real time flow medium DVD Writing device, it is characterized in that: said data processor is the ARM9 processor.
Above-mentioned a kind of real time flow medium DVD Writing device; It is characterized in that: join through usb bus or pci bus between said data processor and the audio/video information acquisition module, and the real-time Writing device of said DVD also comprises the usb bus interface module and the pci bus interface module of joining with data processor.
Above-mentioned a kind of real time flow medium DVD Writing device; It is characterized in that: all join between said data processor and web camera and the LAN monitoring host computer through LAN; And the real-time Writing device of said DVD also comprises the network chip with the data processor access to LAN, and said network chip and data processor join.
Above-mentioned a kind of real time flow medium DVD Writing device, it is characterized in that: said ARM9 processor is processor S3C2410.
Above-mentioned a kind of real time flow medium DVD Writing device is characterized in that: the real-time Writing device of said DVD also comprises all imprinting control button, storage unit, display unit and the imprinting state indicating member that joins with data processor.
Above-mentioned a kind of real time flow medium DVD Writing device is characterized in that: the real-time Writing device of said DVD also comprises the high capacity storage hard disk that joins with data processor.
Above-mentioned a kind of real time flow medium DVD Writing device, it is characterized in that: said network chip and data processor are connected to optical coupling isolation circuit.
Above-mentioned a kind of real time flow medium DVD Writing device, it is characterized in that: the real-time Writing device of said DVD is installed in the said monitoring video equipment.
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, can support MPEG2, MPEG4 or the Media Stream of video coding and PCM, MP3 or AAC audio coding H.264 simultaneously, and can be burnt in real time on the DVD disc.
3, support two DVD circulation imprintings, for example performance recording or spot coverage can disposable completion DVD video backups at some special occasions.
4, support the DVD optical disc storage of USB2.0, PCI or three kinds of communication patterns of Ethernet.Be convenient to specific (special) requirements in different application field and occasion.
5, flow with TS stream format packaged media with the video of H.264 encoding, can carry out digital watermarking easily and encrypt, the non repudiation of the digital video of effectively protecting, the safety of enhancing video data.
6, result of use is good and popularizing application prospect is extensive, can be widely used in the protection and monitor field of security protection video recording storage, public security hearing storage etc.
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 mode exists lower, can not support high resolution audio and video stream real-time storage, imprinting in real time to be difficult to multiple practical problemss such as control.
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.
Fig. 2 by the utility model the fundamental diagram of the real-time Writing device of employing DVD.
Description of reference numerals:
The real-time Writing device of 1-DVD; The 1-1-data processor; 1-2-DVD imprinting driving circuit;
1-3-imprinting control button; The 1-4-USB bus interface module;
The 1-5-PCI bus interface module; The 1-6-network chip;
1-7-high capacity storage hard disk; 1-8-optical coupling isolation circuit 1-9-Flash storer;
The 1-10-SDRAM storer; The 1-11-LCDs; The 1-12-LED pilot lamp;
The 1-13-SATA EBI; 2-audio/video information collecting unit;
The 2-1-web camera; 2-2-LAN monitoring host computer;
2-3-audio/video information acquisition module.
Embodiment
Like Fig. 1, shown in Figure 2, the utility model comprises real-time Writing device 1 of DVD and the audio/video information collecting unit 2 that joins with the real-time Writing device 1 of DVD, and the quantity of said audio/video information collecting unit 2 is one or more.The real-time Writing device 1 of said DVD comprise data processor 1-1 that audio/video information that audio/video information collecting unit 2 is gathered is handled and data processor 1-1 handled after data carry out the DVD burner of synchronous RW, the DVD imprinting driving circuit 1-2 of said data processor 1-1 and said DVD burner joins.The LAN monitoring host computer 2-2 that said audio/video information collecting unit 2 joins for the web camera 2-1 of access to LAN, through LAN and web camera 2-1 or be laid in the audio/video information acquisition module 2-3 in the monitoring video equipment.
During actual the use, the quantity of said web camera 2-1, LAN monitoring host computer 2-2 or audio/video information acquisition module 2-3 all can be for one or more.In the present embodiment, the quantity of said web camera 2-1 and LAN monitoring host computer 2-2 is one, and the quantity of audio/video information acquisition module 2-3 is a plurality of.
In the present embodiment, said data processor 1-1 is the ARM9 processor, and said ARM9 processor is processor S3C2410.Said processor S3C2410 is a high-performance, low-power consumption and the device of embedded system processing cheaply, behind the embedding (SuSE) Linux OS, a powerful and reliable and stable processing platform is provided.
In the present embodiment; Join through usb bus or pci bus between said data processor 1-1 and the audio/video information acquisition module 2-3, and the real-time Writing device 1 of said DVD also comprises usb bus interface module 1-4 and the pci bus interface module 1-5 that joins with data processor 1-1.All join between said data processor 1-1 and web camera 2-1 and the LAN monitoring host computer 2-2 through LAN (specifically being Ethernet); And the real-time Writing device 1 of said DVD also comprises the network chip 1-6 with data processor 1-1 access to LAN, and said network chip 1-6 and data processor 1-1 join.Said network chip 1-6 and data processor 1-1 are connected to optical coupling isolation circuit 1-8.Said network chip 1-6 is chip DM9000AE; Its physical interface for realizing that Ethernet 10M/100M adaptive network connects; Must isolate to guarantee circuit safety by optical coupling isolation circuit 1-8 between chip DM9000AE and the processor S3C2410, avoid the transient voltage rush of current.
Simultaneously, the real-time Writing device 1 of said DVD also comprises all imprinting control button 1-3, storage unit, display unit and the imprinting state indicating member that joins with data processor 1-1.In the present embodiment, said storage unit comprises Flash storer 1-9 and SDRAM storer 1-10, and said display unit is LCDs 1-11, and said imprinting state indicating member is LED light 1-12.
In the present embodiment, the real-time Writing device 1 of said DVD also comprises the high capacity storage hard disk 1-7 that joins with data processor 1-1, and said data processor 1-1 stores between the hard disk 1-7 with high capacity and is connected through SATA EBI 1-13.Simultaneously, be connected through SATA EBI 1-13 between said data processor 1-1 and the DVD imprinting driving circuit 1-2.
During actual installation, for easy to use, the real-time Writing device 1 of said DVD is installed in the said monitoring video equipment.
To sum up; The utility model adopts processor S3C2410 as the master control borad core processor; It can support USB, PCI and three kinds of data communication modes of Ethernet, receives MPEG2, MPEG4 or H.264 video flowing and PCM, MP3 or AAC audio stream and be burnt in real time on the DVD CD.
Wherein, USB must be with 2.0 mode bus communications, and Ethernet must insert with the above bandwidth of 10M.Any one communication pattern; All cushion (buffer zone that specifically is buffered to SDRAM storer 1-10 and distributes) and Unified coding is the TS Media Stream according to code check size by processor S3C2410; Drive the DVD recording optical driver through the SATA EBI afterwards and carry out imprinting, the audio, video data that support backup is simultaneously recorded after the compression is stored hard disk 1-7 to high capacity.Concrete imprinting process is: processor S3C2410 drives the DVD recording optical driver through SATA EBI 1-13 CD is discerned, and judges whether the medium for supporting: if do not support, alarm can't imprinting; If support then before imprinting, must divide physical track; Generally can divide 3 tracks, first track is reserved (writing compact disk file system when being the envelope dish), and second track is the media stream data that actual needs writes; The 3rd track writes compact disk file system package flag data, envelope dish at last when being the envelope dish.
In the actual use; When said audio/video information collecting unit 2 is web camera 2-1 or LAN monitoring host computer 2-2; Web camera 2-1 and LAN monitoring host computer 2-2 all gather audio, video data through microphone and ccd video camera and through the MPEG4 or the audio, video data of the low code check of compression algorithm boil down to H.264, the audio, video data after will compressing then sends on the real-time Writing device 1 of DVD.As inferior storage backup, the utility model is supported high capacity storage hard disk 1-7 simultaneously, and its memory contents and optical disc storage are identical.When said audio/video information collecting unit 2 was communicated by letter for audio/video information acquisition module 2-3 and with USB or PCI mode, then audio/video information acquisition module 2-3 must insert usb bus or pci bus earlier, and the Media Stream of collection can directly be transferred in the imprinting buffer zone.Embedded ARM processor S3C2410 can be packaged as the TS Media Stream to the media stream data coding automatically, the unified DVD CD that writes.
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 (9)
1. real time flow medium DVD Writing device, it is characterized in that: comprise real-time Writing device of DVD (1) and the audio/video information collecting unit (2) that joins with the real-time Writing device of DVD (1), the quantity of said audio/video information collecting unit (2) is one or more; The real-time Writing device of said DVD (1) comprise data processor (1-1) that audio/video information that audio/video information collecting unit (2) is gathered is handled and data processor (1-1) handled after data carry out the DVD burner of synchronous RW, said data processor (1-1) joins with the DVD imprinting driving circuit (1-2) of said DVD burner; The LAN monitoring host computer (2-2) that said audio/video information collecting unit (2) joins for the web camera of access to LAN (2-1), through LAN and web camera (2-1) or be laid in the audio/video information acquisition module (2-3) in the monitoring video equipment.
2. according to the described a kind of real time flow medium DVD Writing device of claim 1, it is characterized in that: said data processor (1-1) is the ARM9 processor.
3. according to claim 1 or 2 described a kind of real time flow medium DVD Writing devices; It is characterized in that: join through usb bus or pci bus between said data processor (1-1) and the audio/video information acquisition module (2-3), and the real-time Writing device of said DVD (1) also comprises the usb bus interface module (1-4) and the pci bus interface module (1-5) of joining with data processor (1-1).
4. according to claim 1 or 2 described a kind of real time flow medium DVD Writing devices; It is characterized in that: all join between said data processor (1-1) and web camera (2-1) and the LAN monitoring host computer (2-2) through LAN; And the real-time Writing device of said DVD (1) also comprises the network chip (1-6) with data processor (1-1) access to LAN, and said network chip (1-6) joins with data processor (1-1).
5. according to the described a kind of real time flow medium DVD Writing device of claim 2, it is characterized in that: said ARM9 processor is processor S3C2410.
6. according to claim 1 or 2 described a kind of real time flow medium DVD Writing devices, it is characterized in that: the real-time Writing device of said DVD (1) also comprises all imprinting control button (1-3), storage unit, display unit and the imprinting state indicating member that joins with data processor (1-1).
7. according to claim 1 or 2 described a kind of real time flow medium DVD Writing devices, it is characterized in that: the real-time Writing device of said DVD (1) also comprises the high capacity storage hard disk (1-7) that joins with data processor (1-1).
8. according to the described a kind of real time flow medium DVD Writing device of claim 3, it is characterized in that: said network chip (1-6) is connected to optical coupling isolation circuit (1-8) with data processor (1-1).
9. according to claim 1 or 2 described a kind of real time flow medium DVD Writing devices, it is characterized in that: the real-time Writing device of said DVD (1) is installed in the said monitoring video equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120446740XU CN202422734U (en) | 2011-11-13 | 2011-11-13 | Real-time streaming media DVD (digital video disk) recording device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120446740XU CN202422734U (en) | 2011-11-13 | 2011-11-13 | Real-time streaming media DVD (digital video disk) recording device |
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| CN202422734U true CN202422734U (en) | 2012-09-05 |
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| CN201120446740XU Expired - Fee Related CN202422734U (en) | 2011-11-13 | 2011-11-13 | Real-time streaming media DVD (digital video disk) recording device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108010542A (en) * | 2017-12-20 | 2018-05-08 | 北京华夏电通科技有限公司 | A kind of real-time CD recording system and method based on general CD writer |
| CN111210849A (en) * | 2018-11-21 | 2020-05-29 | 杭州海康威视数字技术股份有限公司 | Optical disc recording method and device and electronic equipment |
| CN112188136A (en) * | 2020-09-24 | 2021-01-05 | 高新兴科技集团股份有限公司 | Method, system, storage medium and equipment for splicing and recording videos in real time in all-in-one mode |
-
2011
- 2011-11-13 CN CN201120446740XU patent/CN202422734U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108010542A (en) * | 2017-12-20 | 2018-05-08 | 北京华夏电通科技有限公司 | A kind of real-time CD recording system and method based on general CD writer |
| CN108010542B (en) * | 2017-12-20 | 2020-02-14 | 北京华夏电通科技有限公司 | Optical disk real-time recording system and method based on universal recorder |
| CN111210849A (en) * | 2018-11-21 | 2020-05-29 | 杭州海康威视数字技术股份有限公司 | Optical disc recording method and device and electronic equipment |
| CN112188136A (en) * | 2020-09-24 | 2021-01-05 | 高新兴科技集团股份有限公司 | Method, system, storage medium and equipment for splicing and recording videos in real time in all-in-one mode |
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| 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: 20120905 Termination date: 20121113 |