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27-05-13, 21:04   #1
fenlasia
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ҵðҹ ⤵شʹ кѡҤʹ ͧǧûԴ cctv





ѧҡҧ仹ҹ»Ѻ͹͡¤ѺҼѺ(ҧ ) ѺҾ ҵʹ»շҤѺ 觶ҶҼ˹ ͡¤Ѻ ͧաѺ ҹҪ աͧաѺ 鹷ҧͧкѡҤʹ շ ͧǧûԴ еͤ к;ç ʤ͹ ͷʻʹ ᡹ ѭҳ͹㹺ҹ ͹ 件֧͹ժ...(ѹҨԧ ФѺ ҡԪҹѧǡѹФѺ) 觼Т͹ӻʺóҧ ҹº§شʹѡҤʹ ªѺͧ (͹) ·Һ͡¤Ѻ ҡ֡ҡ礧ҡͷö仵 ʹŧҧҪվѡ ·ǹФѺ 鷴᷹ѺҪվѡ ѧؤ жҶ֧ »շͧ ͧǧûԴ ? ͺ ¤Ѻ ѹ͹ѾͶͤա ͧҡ ͧǧûԴ ö Դءҹ ءҹ ҡѹ« 件֧ͧ͹ (ͨѺ¹) ·ǹФѺ § 㹷ءѹѧҡᢹҧ Ҩзբ ըеͧӡѹءءѹ ˹˹˹ѧ;繡ѹءѺ 件֧ͷҧԹ Youtube Ժ ͷءҧ ҷҧǤѺ ͡èö͡ʷͧҹ仵 ʹԹҡ§١() Ѻ



ͧǧûԴ ͷԵ¡ѹԴҡ CCTV CCTV ҹѧҺ Ҥ·ԧͧѹ 觨Ҥ¢ͧѹ鹡ͧҡѺ ҼسͧԴ Google Ҥӵͺͧ еͺ¤Ѻ CCTV ԧǹҨҡ China Central Television աҧ ըչҧ



ҷ仡 չçҹСͺѡͧͧǧûԴ ˹ 駪͡¡á¡Ẻ ѧФѺ Ҩ֧ҷ价ԧͧͧǧûԴ Ҩ鹡Դԧ 95% ͧ觼ԵҨҡ ԴٻȼԵҧ١ͧ µͧ駪͵ҢͧѹѺ ? ͨԧ мس͡ Ҿ ͧǡѹ ѹԧ CCTV Ҩҡ Closed Circuit Television ФѺ

Closed = Դ
Circuit = ǧ俿
television =



ѹ ǧûԴѺ ǷͧǧûԴ ǧԴ ? ǧûԴ㹷 Ҩ͸Ժ§ ѭҳҡҾͧͧж١觵çѧػó쪹Դ㴪 Դ˹ҹ (ػóѹ֡ DVR,NVR ) ѭҳ੾Ш ᵡҧҡѭҳҾշ ١Шáö֧ѭҳҴ (ǧԴ) ¡ѡɳС÷ӧҹẺ "ǧûԴ" ѧФѺ

չҡ ¢ͧͧҨ¹ѹǹФ Ѻ ѹ China Centra. ! ػ... Closed Circuit Television ФѺ ǧûԴ 㹷չҨ¡ҵҴФѺ ͧǧûԴ Ѻ



;ٴ֧ͧǧûԴ áͧͧǧûԴ褹ФԴ֧ Ѻ Ѻ Դ 繹㹷ҧ繨ԧ÷õѵ ʧҡҡѺ ҡͧǧûԴº͹ҧ¤ ѹʹǧ Ѻ ͹ ͧõ Թҹ仼ҹ ѹժ͡ҺẺ˹ѧ Harry Potter ФѺ ǤҴ ͧѺ ǹ˭ҵ˵ԡ ҨҧҤ ͹Ѻ ͹ ͡«д Ҥ 繢һШӡͤҡջ ԡѺǨ¤Ѻ ж֧աաҺҹ˹

Щй鹼ѡ ͧͧǧûԴ ػóѹ֡˵ءóҧ Դ㹷ѡ ҹ ʶҹҧ ӡѴҨеͧѹ ¶֧ ҨͧǧûԴ㹷ءʶҹó ѹ֡˵ءóҧ Դ㹵˹觷ҵͧ Ңͧ еաѹ غѵ˵ 件֧Ѻҧ ѧԴ֧֡͡㹷¹ФѺ

ըشʧѡͧáѺ¹㹤駹

1. 㨶֧ѡ÷ӧҹͧкͧǧû Դԧ 駵ǡͧ ͧѹ֡ кҧ ⴹҹ͡ҧ

2. öӤҹ任Ѻ㹪ԵШѹͧ ҹ ͧ 駺ҹǧкҹ¹..

3. µͧ ͹Դͧ ҡѹԴҡش 蹡 ҹ öҤҹСͺҢվ ¹ŧҪվѡ ͷ᷹Ҫվ ѧؤ (ͧ͡礧㨹¶֧Ҫվ) ͻҡͧͧͧ (ͺԧ ͧ ¨͹ ѡ 硡 зӤѭ зغշء駷ҡѺҹ֡ )

4. ء觷ءҧ ͧ ѹشʧѡ͹ѹ 㹤ͺ() պԴѹ ͧ 555+


To Be Continued...


. ͧТҴ͹ ٻҡͺ ǨŧФѺ ¹ ѹ ФѺ ^_^
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䢤ش fenlasia : 28-05-13 17:32
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27-05-13, 21:12   #2
suwatchais
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ҵðҹ Re: ⤵شʹ кѡҤʹ ͧǧûԴ cctv

ҹǡͧ з ()
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27-05-13, 23:12   #3
fenlasia
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ҵðҹ Re: ⤵شʹ кѡҤʹ ͧǧûԴ cctv


1 Video Recorder



ͧѹ֡ǧûԴ Video Recorder մ¡ѹẺ»

1. Video Card Video Recorder Ѻ Ѻѹ֡մٻẺ Digital Recorder ҹ PCI Slot Computer ¨еͧ Sofeware ੾Тͧ Card Video

2. Software Video Recorder 繡úѹ֡ͧ к NVR ( Network Video Recorder ) (Ǩ͸ԺǢ͵ҧ DVR NVR ) 觡úѹ֡ٻẺѧ繷ҡѡ ػó(ͧ) Software դسҾ Ҥᾧ(ҡ) ;ٴ֧ҡФѺ

3. Standalone Video Recorder 繡úѹ֡ͧѹ֡ӧҹẺ Standalone ͧѹ֡ǧûԴẺ㨡ѹ蹹ҹ ФѺ ¨Т;ٴ֧Ǣ͹ǢѡФѺ ͧҡ Standalone 繷ѹҡͧҡ Ҥҷ١㹷ͧҴ ҹ ١͡Ẻҹѹ֡ǧûԴ੾ ҧҡͧкáͧѹ֡ ѡջѭǡʹ ͺ ѭҨҡ ҧ ѹФѺ ջѭҨءԡúǹкѹ֡Ҿ

StandAlone Video Recorder աúѹ֡ѡ ͧẺ¡ѹ

1. DVR = Ҩҡ Digital Video Recorder 繡úѹ֡Ẻ Analog/Digital ҾẺ Analog ŧ Digital Ǻѹ֡ػóѹ֡ ( Harddisk​) ккѹҡ㹵Ҵ ͧҡԴ駧 ͧ駤ҡ зӤѭ ҤһѴ ѭҳҾẺ Analog йѺѴ鹢ͧ ( TV Line ) 觨ٻẺúѹ֡ͧҾ (ѭҳմ ͧẺͧѹ֡ѧ )

- NTSC Ҩҡ The National Television System Committee 㹻 2483 кѭҳҾẺáͧš¡ NTSC ըӹǹ (​ Tv line 525 tv line ǹ͹ 480 鹷ǵ) ըӹǹҾԹҷշ 30 Ҿ Frame per Second зӤѭ к俺ҹ 110V/60Hz (Ţ 60 2 = 30 ) 觾ٴ Ѻ㹻 ! ФѺ

- PAL Ҩҡ Phase Alternating Line ѲҢǡêѹ Walter Bruch 㹻 1963 ԧҳԪ͹ԧҤ 1967 Pal ըӹǹ ( Tv line 625 ǹ͹ 576 鹷ǵ ըӹǹҾԹҷշ 25 ( 25 frame per second ) ա¡ẹԪҧҾ§ Ѻ俷 220V/50Hz 蹡ͧºҹҹͧѺ

- ͧ кҾẺ SECAM Ҩҡ Systme Electronique Pour Couleur Avec Mmoire Sequential Color and Memory ѲҢ鹷Ƚ áͻ 1967 ҵðҹըӹǹǹ͹ 625 ǵ 576 աѭҳẺ ẺѭҳҾ§¡ẹԸѹ Ẻ B,D VHF Ẻ G,H,K UHF Ẻ I,N,M,K1,L 觷 VHF/UHF ẺͧѺѭҳҧѹ ѧ鹷Źҡ֧ 800 - 1000 к 60Hz ᶺҧҡ ժͧͧö 繷 ٻẺ SECAM 㹵ͧͧ͡ѹ֡Ẻ StandAlone ¢ͼҹФѺ



㹡ʴҾԧ˹Ҩ ( Active Area ) ´ͧҾҧǹ͹ 720 ش ФѺ Щй鹨ػ



NTSC 60 Field/second , 30 Frame/second , 525 Line/Frame
´Ҿ ( 720 x 480 ) ҡѺ 345,600 ش ѵǹͧʴҾ 1.5:1 ( 3:2 ) ػ 0.34 MegaPixel


PAL SECAM 50 Field/second , 25 Frame/second , 625 Line/Frame
´Ҿ ( 720 x 576 ) ҡѺ 414,720 ش ( 768 x 576 = 442,368 ش ) ѵǹͧʴҾ§ҵðҹ 4:3 ػ 0.41 MegaPixel 0.44 MegaPixel


ͧͧͧ Pal NTSC ?
ͧѹ֡Ѻ͡ٻẺͧҾ Ǩ仹 ѹ NTSC PAL 繨 ͧ...

ºػͧ NTSC Ѻ PAL ѹǹФѺ 仵Դ駡ͧǧûԴᶺȾǡ ᤹Ҵ 110/60Hz ͡ PAL ѭҳҾѺ㹺ҹҹͧѺ

----

͹ҨػǹФѺ ѭҳҾẺ PAL ´Ҿ 720 x 576 شҾ 0.41 MegaPixel ФѺ չҴ ٻẺͧúѹ֡ͧѹ֡ DVR ѹҧФѺ




To be continued
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䢤ش fenlasia : 28-05-13 15:36
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27-05-13, 23:18   #4
fenlasia
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ҵðҹ Re: ⤵شʹ кѡҤʹ ͧǧûԴ cctv

ԪҡùԴ֧ФѺ 觨繷еͧ¹任Ѻ ҧ١ͧФѺ ¹蹷ըԧǹ鹵ԧǧ͹ ҹФѺ ÷ԴѧФѺ 觷ҡ㹡¹ ¹ 5 ҷ ˹ ͷ 50 ҷ ѹ觷ҡ.. ѧ㨹ФѺ
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fenlasia is offline   ͺҧ֧ͤ
27-05-13, 23:55   #5
alcatel547
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ҵðҹ Re: ⤵شʹ кѡҤʹ ͧǧûԴ cctv

͵ʾ¤ФѺ
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28-05-13, 00:11   #6
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ҵðҹ Re: ⤵شʹ кѡҤʹ ͧǧûԴ cctv

ǴѧǤѺ ֡¤ ҹº§ҡѺ
Ẻ˹ѧäը˹ʺ:d

䢤ش adame1175 : 28-05-13 00:14
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28-05-13, 00:51   #7
fenlasia
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ҵðҹ Re: ⤵شʹ кѡҤʹ ͧǧûԴ cctv

*** 紤 кѡҤʹ ***

㹪ǧؤáͧкѹ֡ Ҩкѹ֡෻ ҹԹ緢ͧѧѹкФѺ ෻ͧ⫹ ͧѴ ¨еͧ¹෻ء 12 ѹ зӡͧ෻ ҳ 1 ҷԵ ѹ 2 ෻ 1 ҷԵ = 7 ѹ 7 x 2 = 14 ෻ ҧ ¨ѺҹǢ¤ ¤Ѻ

ѧҡкѹ֡Ẻ Digital 㹵Ҵҹ ҡѺǡ Bosch , Honeywell , Sony , Sanyo Ҥҷŧؤá Avtech Ѻ

Avtech ͧѹ֡ѭҵѹ DVR 蹺ءԡҴͧҤдѺ Low Price к JawaScript ҧ ʹդ դ״蹢ͧͿ٧ ҹ ͹ 㹻Ѩغѹ§˹ͧѹ֡ öͧѺѺءк Windows OS , Mac OS , ALL Mobile Phone ·շѲ Software AVtech 繢ͧͧ ѧ㹵ҴҹҹФѺ 觻Ѩغѹ кԺѵԡâͧ OS DVR Standalone ǹҡ Linux ѹ ͧö Copy ١෾ ͧ DVR дѺ Enterprise JawaScript ͧ Avtech ӧҹ§ 8 Bits ( 2013 ᾧ ١Ѿôҷ 16 Bits ) DVR 蹷 仺ҧ öӧҹ 32 Bits к Linux · ǹͧ 100 99.99 ¡Һ֧´ǹѺ

ҹ֡͡ 8 bits 16 bits 32 bits ҧѹѧ ֧ͧ֡ʴŢͧҾ 8 Bits Ѻ 32 Bits ҵҧѹѧ ºѹФѺ

. Ѻҹͧͧѹ֡ǧûԴ ¡÷ӧҹ 16 Bits § ҡͧäŻ ͧ͡ DVR 32 Bits ѭҡ ѧ䧹 Tech Specifica պ͡ !!

ͧ¤֡ + ʺóѺ ǹǼͷҺ˹ ӧҹ 16 32 Bits Ѻ Сѧ͡ʵ令Ѻ (Ǩɳǹǹ )
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䢤ش fenlasia : 28-05-13 00:51
fenlasia is offline   ͺҧ֧ͤ
28-05-13, 00:53   #8
fenlasia
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ҵðҹ Re: ⤵شʹ кѡҤʹ ͧǧûԴ cctv

ͧǧФѺ ҷйʹ͹ա⤵ 診 ͹ ѧͧͧôپԡ Ź ʧѺҾ ١ûѺ ͡͡ Թô 乷 κԴ 件֧кѹԹ е٤ ʤ ᡹ ͡ ͡ ͵Ҵ ѺСѹ Ҵ ʹբẺҧ Ф º§ФѺ...
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fenlasia is offline   ͺҧ֧ͤ
28-05-13, 01:09   #9
BangkapiNet
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ҵðҹ Re: ⤵شʹ кѡҤʹ ͧǧûԴ cctv

ʾ¤Ѻ

͹ѧ ҡ sdk ͧdvr 蹵ҧ

ͺԨҤ˹¹ФѺ
ѧա
BangkapiNet is offline   ͺҧ֧ͤ
28-05-13, 06:24   #10
fenlasia
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fenlasia ҹҧ
ҵðҹ Re: ⤵شʹ кѡҤʹ ͧǧûԴ cctv

ҧ֧:
з鹩Ѻ¤س BangkapiNet ҹз
ʾ¤Ѻ

͹ѧ ҡ sdk ͧdvr 蹵ҧ

ͺԨҤ˹¹ФѺ
ѧա
ѹͧͧ͢ dvr ФѺ ҧͷҡᨡ sdk Ѻ Dahua Ѻ

http://www.dahuasecurity.com/download_3.html

Ǥ ҨЧ SDK

SDK Ҩҡ Software Development Kit ͧͷѺѲ; 蹺к Android OS 觷ҧ Google Ѳ͡ᨡѡѲ;प ͼʹ㨷仴ǹŴѹդ й˹㹻Ѩ·;प蹺͹ ´ ҧǴ



http://en.wikipedia.org/wiki/Software_development_kit

ѹ;ٴ֧ҡ仡ҹФѺ User 价дѺ ͹ Ǽ觷ҧ ˹觼ҧ繷ҧҪվ ǹФѺ windows linux ԡ OSX ͺҿԤ Ѵ ǡѺҹ 555+
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䢤ش fenlasia : 28-05-13 06:24
fenlasia is offline   ͺҧ֧ͤ
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