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Lo Standard JPEG per la Compressione di Immagini Fisse - InfoCom

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4.4. STANDARD H.262 (MPEG-2) 71<br />

Esempi <strong>di</strong> bit-rate ottenuti <strong>per</strong> coppia livello/profilo sono riportati in Tab.4.5.<br />

Profilo/Livello Simple Main SNR<br />

sca<strong>la</strong>ble<br />

<strong>Lo</strong>w 352x288<br />

4Mb/s<br />

Main 720x576<br />

15 Mb/s<br />

720x576<br />

15 Mb/s<br />

High 1440 1440x1152<br />

60 Mb/s<br />

High 1920x1152<br />

80 Mb/s<br />

352x288<br />

4 Mb/s<br />

760x576<br />

15 Mb/s<br />

Tabel<strong>la</strong> 4.5: Bit-rate in MPEG-2.<br />

Spatial<br />

sca<strong>la</strong>ble<br />

720x576<br />

(1440x1152)<br />

60 Mb/s<br />

4:2:2 High<br />

720x576<br />

50 Mb/s<br />

1920x1152<br />

300 Mb/s<br />

352x288<br />

(720x576)<br />

20 Mb/s<br />

720x576<br />

(1440x1152)<br />

80 Mb/s<br />

960x576<br />

(1920x1152)<br />

100 Mb/s

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