Datasheet

1288
SAM9M10 [DATASHEET]
6355F–ATARM–12-Mar-13
46.11.23 Post Processor Mask 1 Start Coordinate Register
Name: VDEC_M1STR
Access: Read-write
• M1_START_X: Mask 1 X Start
Horizontal start pixel for mask area 1. Defines the x coordinate. Coordinate 0, 0 means the up-left corner in PP output lumi-
nance picture.
• M1_START_Y: Mask 1 Y start
Vertical start pixel for mask area 1. Defines the y coordinate. Coordinate 0, 0 means the up-left corner in PP output lumi-
nance picture.
• M1_AB_EN: Mask 1 Alpha Blending Enable
Instead of masking the output picture the alpha blending is performed. Alpha blending source can be found from alpha
blend 1 base address. Alpha blending can be enabled only for RGB/YUYV 422 data.
• RMV: Range Map Value
Range map value for chrominance component (RANGE_MAPUV+9 in VC-1 standard).
31 30 29 28 27 26 25 24
–––– RMV
23 22 21 20 19 18 17 16
MAP_COEFF M1_AB_EN M1_START_Y
15 14 13 12 11 10 9 8
M1_START_Y M1_START_X
76543210
M1_START_X