ALXD800EEXJ2VD AMD (ADVANCED MICRO DEVICES), ALXD800EEXJ2VD Datasheet - Page 394

• Manufacturer Part Number: ALXD800EEXJ2VD
• Manufacturer: AMD (ADVANCED MICRO DEVICES)

Specifications of ALXD800EEXJ2VD

• Operating Temperature (min): 0C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Compliant

394
Use video value
graphics[31:24] =
for this pixel
Use graphics
Use selected
enabled for this
cursor color
value for this
Color register
for pixel.
window?
pixel.
00h?
Yes
No
alpha blending
values and video
values using the
Alpha value for
Blend graphic
enabled?
Per-pixel
this window
No
No
Yes
No
Replace the pixel
Yes
register value
with the color
No
No
33234C
Yes
Alpha window?
graphics value?
matches chroma
Pixel inside
VG_CK = 1?
Cursor Color
Pixel inside
key matches
Color register
this window?
the video
enabled for
window?
Video pixel
Yes
Start
key?
Figure 6-28. Color-Key and Alpha-Blending Logic
Yes
Yes
Yes
No
Yes
values and video
values using the
Alpha value for
Blend graphic
this pixel
Use graphics
for this pixel
No
No
value
No
GFX_INX_VIDEO = 1?
Graphics [31:24] =
Notes:
1)
2)
3)
VG_CK = 1?
VG_CK: Video/Graphics color key select (VP Memory
Offset 008h[20]). Selects whether graphic data is used
for color keying or video data is used for chroma keying.
GFX_INS_VIDEO: Graphics inside Video (VP Memory
Offset 098h[8]). Graphics inside video enable.
Graphics [31:24] = 00h: Graphics color key match
if VG_CK = 1, Graphics(31:24) is pixel alpha value.
00h?
Yes
Use video value
No
No
for this pixel
Yes
Yes
No
video pixel matches
AMD Geode™ LX Processors Data Book
chroma key?
No
Yes
Use graphics
VG_CK = 1?
for this pixel
value
Video Processor
Yes