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Figure 6-27, Mixer block diagram – AMD Geode LX [email protected] User Manual

Page 395

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AMD Geode™ LX Processors Data Book

395

Video Processor

33234H

Figure 6-27. Mixer Block Diagram

CSC_VIDEO

Video YUV

Graphics

GV_PAL_BP

RGB/YUV

VSYNC

Current Pixel

Color Key

and

Blending

Logic

Palette

Alpha Color

Registers and Cursor

Color Values

Cursor_Color_Key

VID_CLR_KEY

Location

RAM

CUR_COLOR_MASK

Compare

Compare

VID_CLR_MASK

1

0

0

1

0

1

YUV

to

RGB

CSC

HSV

to

RGB

CSC

RGB to HSV

Saturation

Control

SAT_Scale_EN

SAT_Scale

8

RGB

RGB

YUV

31:24

1

0

0

1

CSC_GFX

RGB

to

YUV
CSC

To VOP

0

1

bypass_stream

palette_stream

1

0

VG_CK

HD/SD

YUV

to

YUV
CSC

Video HD/SD

YUV_CSC_EN

CSC_VOP

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