Vela 2000-0600, Инструкция по установке и эксплуатации

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74 CineCast HD Version 2.6 Installation and User Manual
DECODER Command (45h)
Bits 8 & 9 of the command determine background color mode:
In User defined mode, the user passes the background color in the 32-bits of data.
Color specified must be ITU-R-BT.601 YCbCr 8-bit color space. The user must
specify 3 eight-bit values corresponding to the Y, Cb, Cr and components. Values
for 75% Amplitude, 100% Saturated Y Cb Cr Colors are as follows:
NOTE: It is the user's responsibility to specify valid YCbCr values.
0034 Video Format: Command ignored by firmware.
0035 Read Back Frame Count: Command ignored by firmware. To read back
frame count, send a mode sense 6 (1Ah) for mode page 30h (Vela MPEG Video
Bit 9–8 Background Color
00b Black background (default)
01b Blue background (Y=35, Cb=212, Cr=114)
10b User defined
11b Reserved
Valid Range White Yellow Cyan Green
Byte 5
“Y”
16 – 235
(black level = 16)
180
0xb4
162
0xa2
131
0x83
112
0x70
Byte 6
“C
b
”
16 – 240
(zero = 128)
128
0x80
44
0x2c
156
0x9c
72
0x48
Byte 7
“C
r
”
16 – 240
(zero = 128)
128
0x80
142
0x8e
44
0x2c
58
0x3a
Valid Range Magenta Red Blue Black
Byte 5
“Y”
16 – 235
(black level = 16)
84
0x54
65
0x41
35
0x23
16
0x10
Byte 6
“C
b
”
16 – 240
(zero = 128)
184
0xb8
100
0x64
212
0xd4
128
0x80
Byte 7
“C
r
”
16 – 240
(zero = 128)
198
0xc6
212
0xd4
114
0x72
128
0x80