Sd vs HD

Masiku ano, ambiri camcorders kulola owerenga kulemba zonse Sd ndi HD mavidiyo. Ngati munthu safuna ndalama kwa HD camcorder kapena TV, ndicho chifukwa iye sanaone kusiyana Sd ndi HD. Izi tsambali tikuuzeni zina zofunika zokhudza Sd ndi HD camcorder.

Standard Tanthauzo (Sd)

> 16: 9 widescreen
zithunzi> Kukweza chithunzi khalidwe - ofanana DVD
khalidwe> MPEG digito sitiriyo phokoso - ofanana CD
khalidwe> Ena Standard Tanthauzo mapologalamu kumatheka ndi Dolby ovomereza Zomveka akuzinga
phokoso> Standard Tanthauzo wailesi ali pogonana nthawi zonse - 24 hours tsiku, masiku 7 pa
mlungu> zoonjezerapo TV ndipo Mipikisano kamera maganizo ndi kuulutsa mu Standard Tanthauzo

Sd Chithunzi Chigamulo Sd chithunzi kusamvana ndi: - 576i (576 yopingasa mizere interlaced)

High Tanthauzo (HD)

> 16: 9 widescreen
zithunzi> HD chithunzi kusamvana - apamwamba likupezeka chithunzi khalidwe (pamene ankaona pa HD
anasonyeza)> MPEG digito sitiriyo phokoso ndipo pa anasankha mapulogalamu, Dolby Intaneti
phokoso> Ena broadcasters panopa kupatsira angapo High Tanthauzo
mapulogalamu> Mu August 2002 boma analengeza izo adzafunafuna kusintha aliyense kuulutsa nkhani za HD udindo ndi annualized lamulo la 1040 hours. Izi maudindo ati akuyamba 1 July 2003 chifukwa kumtunda likulu mizinda, ndi bwino osati pamaso 2005 m'madera ena. Mapulogalamu pogonana mu HD adzamva imodzi ukufalitsidwa mu
Sd.> An-HD DR nayenso Sd wailesi, kuti chimathandiza HD wowerenga kulandira Sd digito transmissions pamene HD
wailesi si kuti pogonana.

Standard Tanthauzo anasonyeza kusagwirizanaku:

Video Format (WxH)	Name	Mapikiselo makulidwe alionse (W: H) (Standard 4: 3)	Mapikiselo makulidwe alionse (W: H) (Anamorphic 16: 9)	Kufotokozera
640x480		4: 3		Ntchito ntchito pa YouTube
720 × 576	576i	5: 4	64:45	Ntchito pa D1 / nkhanza mnzako (ITU-R 601)
704 × 576	576p	12:11	16:11	Ntchito pa EDTV mnzako
720 × 480	480i	8: 9	32:27	Ntchito pa nkhanza NTSC
720 × 486	480i	8: 9	32:27	Ntchito pa D1 NTSC (ITU-R 601)
704 × 480	480p	10:11	40:33	Ntchito pa EDTV NTSC

High-tanthauzo anasonyeza kusagwirizanaku:

Chigamulo (W × H)	Mapikiselo	Makulidwe alionse	Video Format	Kufotokozera	Bitrate (Mbps)	Yosungirako (MB) kwa 1 mphindi
1024 × 768	786.432	16: 9 (sanali lalikulu mapikiselo)	720P / XGA	Ntchito pa PDP HDTV kusonyezedwa ndi sanali lalikulu mapikiselo	135	1012
1280 × 720	921.600	16: 9	720P-muyezo mtundu HDTV	Yoyamba woona 1080p HD, onani m'munsimu (HD)	158	1187
1440 × 1080	1.555.200	16: 9	1080i	Ntchito pa ambiri HDTVs, ndipo 'theka' a 1080p chifukwa chake interlacing (i)	266	2002
1280 × 1080	1.382.400	16: 9 (sanali lalikulu mapikiselo)	1080p	Ntchito pa PDP HDTV zosonyeza (Full HD, HD Okonzeka 1080p)	237	1780
1920 × 1080	2.073.600	16: 9	1080p-muyezo mtundu HDTV	Ntchito pa mitundu yonse ya HDTV matekinoloje (Full HD, HD Okonzeka 1080p)	356	2670
3840 × 2160	8.294.400	16: 9	2160p DCI Cinema 4k muyezo mtundu (4096 × 2160)	Quad HDTV, (palibe HD Okonzeka 2160p Quad HDTV mtundu)	1424	10679

HD Chithunzi Chigamulo HD chithunzi kusamvana akhale amodzi kapena angapo otsatirawa:
576p (576 yopingasa mizere patsogolo)
720P (720 yopingasa mizere patsogolo)
1080i (1080 yopingasa mizere interlaced)

Ena zopangidwa wa camcorders anayesedwa
Standard tanthauzo Canon FS10
Canon FS100
pepala kanema kopitilira muyeso nkhani
JVC GZ-MG630
JVC GZ-MG680
JVC GZ-MS120
Panasonic NV-GS330
Panasonic SDR-S26
High tanthauzo Canon HF10
Canon HF100
Canon HV30
Panasonic HDR-SD20
Sony HDR- HC9
Sony HDR-XR200