Samsung S3C6400X User Manual page 385

S3C6400X RISC MICROPROCESSOR
COLOR-KEY FUNCTION
The display controller supports color-key function for the various effect of image mapping. Color image of OSD
layer, which is specified by COLOR-KEY register, will be substituted by back-ground image for special
functionality. It will be substituted as cursor image or pre-view image of the camera.
OSD Image 180x100
Blended (Alpha = 0)
Window3
Window3
Window1
Blended (Alpha = f)
Window1
Figure 14-5. Color-key function configurations
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
DISPLAY CONTROLLER
Window1
Back - Ground 320x240
Window3
Window1
Blended (Alpha = 9)
Window3
Window1
Color Key Enable
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