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80
Valid Range
Byte 6
"C
"
(zero = 128)
b
Byte 7
"C
"
(zero = 128)
r
Valid Range
Byte 5
"Y"
(black level = 16)
Byte 6
"C
"
(zero = 128)
b
Byte 7
"C
"
(zero = 128)
r
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
Command/Status Page). The frame count is read back in bytes 8-11 (Current
Decoder Status).
0036 Set PAL Buffer Mode: Command ignored by firmware.
0037 Second Channel Audio Mode: This command sets the operational mode
of the second-channel audio decoder (Crystal CS4924). The IBM decoder can
decode two-channel MPEG (MPEG-1 layers I & II) audio. The second-channel
audio decoder can decode two-channel MPEG (MPEG-1 layers I & II) audio.
The CineCast Quad Pro Model 2000-0422-1 "Dash-1" decoder includes an up-
graded second-channel audio decoder (Crystal CS4931x) which supports:
• MPEG layers I & II.
• MPEG-2 AAC-ISO/IEC 13818-7 Advanced Audio Coding Low Complexity
Profile (LC), Audio Data Transport Stream (ADTS) format. (Note that AAC
is supported only in Transport streams.
• MPEG-1 Layer III Elementary streams (MP3 audio Elementary streams).
DECODER Command (45h)
CineCast Quad Pro Version 2.6 Installation and User Manual
White
16 – 240
128
0x80
16 – 240
128
0x80
Magenta
16 – 235
84
0x54
16 – 240
184
0xb8
16 – 240
198
0xc6
Yellow
Cyan
44
156
0x2c
0x9c
142
44
0x8e
0x2c
Red
Blue
65
35
0x41
0x23
100
212
0x64
0xd4
212
114
0xd4
0x72
Green
72
0x48
58
0x3a
Black
16
0x10
128
0x80
128
0x80
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