Texas Instruments DM38x DaVinci, Руководство пользователя

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VPDMA
CHR_US
DEI
SC_M
420 Current
SC out
422
YUV
MV N-1
To
YUV422
Compositor
8 8x4
4 4 16
20
[9
:2]
{[8],
2
’d0
}
VC1
20
[9
:2]
{[8], 2’d0}
16
10x4
10
8
8 8x4
CHR_US
U
V
in
_
f1
Y
in
_
f1
8 8x4
{[
8
],
2
’d
0
}
VC1
[9
:2
]
10x4
10
8
8 8x4
CHR_US
UV Y
8 8x4
{[
8
],
2
’d
0
}
VC1
[9
:2
]
10x4
10
8
8 8x4
420 N-1
420 N-2
U
V
in
_
f2
Y
in
_
f2
M
V
o
u
t_
f0
M
V
in
_
f1
Internal Modules
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182 SPRUHI7A – December 2012 – Revised June 2016
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High-Definition Video Processing Subsystem (HDVPSS)
Figure 1-131. VPDMA Transfer Ports
The following are the VPDMA ports (from DEI to memory) available:
• Inputs
– Current (N)
• Y (current Luma)
• UV (current Chroma
– One field delay (N-1)
• Yin_f1 (1-field delayed Luma)
• UVin_f1 (1-field delayed Chroma)
• MVin_f1 (1-field delayed Motion Vectors)
– Two field delay (N-2)
• Yin_f2 (2-field delayed Luma)
• UVin_f2 (2-field delayed Chroma)