Txawv ntawm MPEG2 thiab MPEG4
Aug 13, 2016
Txawv ntawm MPEG2 thiab MPEG4
MPEG2 vs MPEG4 – tshiab
MPEG2 yog rau txoj kev encoding rau TV tawm thiab DVDs, thaum MPEG4 coding txuj yog neeg ua ntawv thov li portable thiab Internet tau streaming.
MPEG2 vs MPEG4 – Compression
Video los yog lub compression no txog tej kev ua kom lub suab ib yam los yog video zoo nyob rau lesser khoom. Nyob rau hauv
hwm no, MPEG4 yog compressed ntau ntau dua MPEG2 vim yog lub superior compression algorithm siv.
MPEG2 vs MPEG4 - raws li cov ntaub ntawv
MPEG4 encodes video ntaub ntawv muaj raws li me npaum li cas raws li qhov nws yuav ua tau ib tug yeeb yam full-length tej ntaub ntawv less dua 1 G thaum yuav MPEG2 xwb yield yeeb yam ntaub ntawv uas muaj 5 lub sij hawm ntawd luaj li cas. Koj yuav muab ntaub ntawv MPEG2 rau DVDs rau DVD peev xwm ntau yam uas loj tshaj 4 GB, tab sis nws yuav tsis muaj feem xyuam rau portable pab kiag li lawm. Ntawm qhov kev tes, MPEG4 me thiab ua rau nws tej zaum yuav tau thiab download tau yeeb yaj duab hauv internet.
MPEG2 vs MPEG4 – zoo
MPEG2 ua flawless zoo dua MPEG4 tab sis nws tsis txim multimedia daim ntaub ntawv lossis hauv internet streaming. Nws cov sizemakes loj loj ntawd impractical tau network streaming. Thaum MPEG4 qhia zoo video lub zoo thaum streamed hauv internet.
MPEG2 vs MPEG4 – ntsis npaum li cas & Bandwidth
MPEG4 tswj yog tsawg kawg ntsis-tus nqi video kis tau tus mob. Ntaub ntawv MPEG4 hom encoded muaj ib ntau sab ntsis npaum li cas thaj tsam li ob peb kilobytes ib ob los megabytes ib ob thaum MPEG2 yog kaum tawm megabytes ib ob. MPEG2 yuav tsum tau bandwidth ntau npaum li cas thaum tau streaming kaw tseg los yog real-time yeeb yaj duab hauv online piv rau MPEG4 vim nws loj loj.
Sua lus: conclusion, piv rau MPEG-2, MPEG-4 yog tus deb ntau ntau yam encoding hom ntawv seem compression dua, me me luaj li cas thiab daim ntaub ntawv uas nws kim heev, nws thiaj li ripping DVD rau MPEG4 yuav xaiv zoo. Lawm, MPEG2 thiab MPEG4 mas nrov tawm tswv yim siv rau lub txawv puav. Yam ib yog tsim rau koj no seb koj hais zov.
