NTSC vs mnzako - Chilichonse chokhudza NTSC ndi mnzako

Dziko ladzala ndi zotsutsana mfundo iliyonse mankhwala ndi TV yotero. Osachepera tsopano tili ndi atatu okha waukulu TV mfundo m'dzikoli: mnzako (fezi alternating patsamba), NTSC (National TV Standard Committee) ndi SECAM (Séquentiel couleur à mémoire, French kuti "yotsatana Kongoletsani ndi Memory"). Nkhaniyi kuwona chimene chiri kusiyana mnzako ndi NTSC.

Kodi NTSC ndi mnzako

NTSC ndi analogi TV dongosolo kuti zimagwiritsa ntchito North America. Mu March 1941, National TV Standard Committee la United States anapereka luso muyezo wakuda ndi woyera TV. Mu 1950, Committee standardized mtundu TV n'kulitcha NTSC kuchokera mu 1953. NTSC muyezo, chizindikiro zimafalitsidwa mu 30 mafelemu pa mphindi ndi 525 munthu jambulani mizere aliyense chimango.

Mnzako kenako anayamba kuposa NTSC kwa mtundu TV pachiyambi. Mnzako lakonzedwa kuti n'zogwirizana ndi European chithunzi pafupipafupi 50 m'minda pa mphindi (50 hedzi), komanso kupewa zovuta angapo a NTSC, kuphatikizapo mtundu kamvekedwe kusuntha pansi osauka kufala kwambiri. SECAM Choncho anayamba Patapita. Mu mnzako muyezo, 25 mafelemu zimafalitsidwa aliyense wachiwiri, ndi aliyense chimango ali ndi munamutcha 625 munthu jambulani mizere.

Kotero kusiyana mnzako ndi NTSC? Chachikulu kusiyana ndi chimango kugunda ndi kusamvana. NTSC muyezo amagwiritsa 30 FPS, pamene mnzako 25 FPS. Choncho, NTSC mu chiphunzitso amapereka pang'ono see zoyenda kuposa mnzako. Pakuti chigamulocho,

Mnzako DVD kapena NTSC DVD

Ngakhale kusiyana mnzako ndi NTSC ang'ono, pali zazikulu inconveniences kwa DVD zimbale. Mafilimu kapena mavidiyo amasunga DVD limodzi awiri kusagwirizanaku: 720 × 576 mapikiselo (mnzako ma DVD), kapena 720 × 480 mapikiselo (NTSC ma DVD), ndipo osiyanasiyana chimango mitengo ngati 24, 25, ndi 30 FPS. DVD akuwerenga deta pa DVD chimbale ndi akamagwiritsa izo moyenera kupereka zonsezonse mnzako kapena NTSC TV. Mnzako ma DVD ndi zokondera sapambana NTSC ma DVD chifukwa mnzako DVD ali zikuluzikulu mapikiselo cha kusamvana (720x576 vs 720x480).

Nthawi zambiri, NTSC DVD zitha kusewera NTSC DVD zimbale. Koma palinso DVD osewera amene amathandiza angapo TV kachitidwe, kuphatikizapo mnzako, NTSC ndi SECAM. Sankhani mnzako DVD kapena NTSC DVD pamaso malo anu, kapena ntchito yaikulu kanema Converter kuti atembenuke mnzako DVD kuti NTSC DVD, ngati n'koyenera.

Free Download Wondershare Video Converter

Mwachitsanzo, onse ma DVD ku Europe ambiri abwere mu mnzako mtundu ndi dera 2 kapena 0. Ngati mukufuna kusewera nawo mu United States (dera 1), muyenera kuchotsa dera malamulo ndi kuisewera iyo ndi yogwirizana DVD (amathandiza NTSC muyezo m'malo mnzako.)

Mnzako ndi NTSC Mayiko

Onani mnzako ndi NTSC mapu a ambiri maganizo awo kufalitsidwa mu dziko.

Tsopano m'munsimu ndiwo mndandanda wa mayiko ntchito mnzako, NTSC ndi SECAM. Ngati inu mukufuna kugula DVD kanema, amanena za TV muyezo inu dziko amagwiritsa ntchito.