SDI Technologies iH30 Especificações descarregar pdf (Página 67)

Advanced Topics

Quadro SDI Output PG-03776-001_v06 | 62

Scale (8-bit) Scale (10-bit)

Y = (235-16) / 256 = 0.85546875 Y = (940-64) / 1024 = 0.85546875

Cb = (240-16) / 256 = 0.875 Cb = (960-64) / 1024 = 0.875

Cr = (240-16) / 256 = 0.875 Cr = (260-64) / 1024 = 0.875

RGB[0,255] from ITU-R BT.601 Y’CrCb[0,255]

RGB[0,255] from ITU-R BT.601 Y’CrCb[0,247]

Offset (8-bit) Offset(10-bit)

Y = 4/251 = 0.015936 Y = 4/1019 = 0.0039254

Cb = (251+4)/2 / (255) = 0.5 Cb = (1019+4)/2 / (1023) = 0.5

Cr = (251+4)/2 / (255) = 0.5 Cr = (1019+4)/2 / (1023) = 0.5

Scale (8-bit) Scale (10-bit)

Y = (251-4) / 256 = 0.964844 Y = (1019-4) / 1024 = 0.99121

Cb = (251-4) / 256 = 0.964844 Cb = (1019-4) / 1024 = 0.99121

Cr = (251-4) / 256 = 0.964844 Cr = (1019-4) / 1024 = 0.99121

RGB [0,219] from ITU-R BT.709 Y’[0,219]CrCb[0,224]

RGB [0,255] from ITU-R BT.709 Y’[0,219]CrCb[0,224]

Offset (8-bit) Offset (10-bit)

Y = 16/235 = 0.068 Y = 64/940 = 0.068

Cb = (240+16)/2 / (255) = 0.5 Cb = (960+64)/2 / (1023) = 0.5

Cr = (240+16)/2 / (255) = 0.5 Cr = (960+64)/2 / (1023) = 0.5

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SDI Technologies iH30 Especificações Página 67