Internal Modules
254
SPRUHI7A – December 2012 – Revised June 2016
Copyright © 2012–2016, Texas Instruments Incorporated
High-Definition Video Processing Subsystem (HDVPSS)
1.2.13.4.1 VPDMA Channels in HDVPSS
lists all of the channels in the VPDMA and its base attributes. The Data Type column states
what type of data YUV,RGB or OTHER the channel handles and in parentheses are the legal data type
values that can be entered into a data transfer descriptor. The Client field states the name of the Client
and in parentheses it states the reference number shown in
.
Table 1-105. VPDMA Channels
Channel
Description
Channel Number
Data Type
Client
dei_vid1_luma
DEI Video 420 Luma
Data/ 422 Interleaved
Data
0
YUV (0x1, 0x2, 0x7 If
data type 0x7 is used
half the data fetched will
be thrown out.)
dei_1_luma (7)
dei_vid1_chroma
DEI Video 420 Chroma
Data
1
YUV (0x5, 0x6, 0x7 If
data type 0x7 is used
half the data fetched will
be thrown out.)
dei_1_chroma (7)
dei_vid2_luma
DEI Field Minus 1420
Luma Data
2
YUV (0x1, 0x2, 0x7 If
data type 0x7 is used
half the data fetched will
be thrown out.)
dei_2_luma (8)
dei_vid2_chroma
DEI Field Minus 1 420
Chroma Data
3
YUV (0x5, 0x6, 0x7 If
data type 0x7 is used
half the data fetched will
be thrown out.)
dei_2_chroma (8)
dei_vid3_luma
DEI Field Minus 2 420
Luma Data
4
YUV (0x1, 0x2, 0x7 If
data type 0x7 is used
half the data fetched will
be thrown out.)
dei_3_luma (9)
dei_vid3_chroma
DEI Field Minus 2 420
Chroma Data
5
YUV (0x5, 0x6, 0x7 If
data type 0x7 is used
half the data fetched will
be thrown out.)
dei_3_chroma (9)
dei_mv
DEI Motion Vector
12
OTHER (4)
dei_mv_in (6)
dei_mv_out
DEI Motion Vector Write
15
OTHER (4)
dei_mv_out (6)
dei_scaler
DEI Scaler Write to
Memory
17
YUV (0x7)
dei_sc_out (4)
scaler_luma
Scaler In Luma 420/422
Data
18
YUV (0x1, 0x2, 0x7 If
data type 0x7 is used
half the data fetched will
be thrown out.)
sc_in_luma (12)
scaler_chroma
Scaler in Chroma 420/422
Data
19
YUV (0x5, 0x6, 0x7 If
data type 0x7 is used
half the data fetched will
be thrown out.)
sc_in_chroma (12)
scaler_out
Aux Scaler Write to
Memory
28
YUV (0x7)
sc_out (13)
grpx1
Graphics 0 Data
29
RGB (0x0-0x9, 0x20,
0x22-0x2f)
grpx1_data (14)
grpx2
Graphics 1 Data
30
RGB (0x0-0x9, 0x20,
0x22-0x2f)
grpx2_data (15)
grpx3
Graphcis 2 Data
31
RGB (0x0-0x9, 0x20,
0x22-0x2f)
grpx3_data (16)
grpx1_stencil
Graphics 0 Stencil
32
OTHER (1)
grpx1_st (2)
grpx2_stencil
Graphics 1 Stencil
33
OTHER (1)
grpx2_st (2)
grpx3_stencil
Graphics 2 Stencil
34
OTHER (1)
grpx3_st (2)
grpx1_clut
Graphics 0 Color Lookup
Table Load from Memory
35
OTHER ()
grpx1_clut_clt (2)
grpx2_clut
Graphics 1 Color Lookup
Table Load from Memory
36
OTHER ()
grpx2_clut_clt (2)