| Filter Name | Code | Image Comments |
| Horizontal Flip | filter:fliph() | 
Figure 3.7
Flip. . . |
| Vertical Flip | filter:flipv() | 
Figure 3.8
Upside down. |
| Invert | filter:invert() | 
Figure 3.9
That's spooky, huh? |
| Gray Scale | filter:gray() | 
Figure 3.10
I'm just showing a little gray. I can cover it. |
| X-Ray | filter:xray() | 
Figure 3.11
Eggs don't have bones. . . |
| Mask | filter:mask() | 
Figure 3.12
Uhhh. . . where did it go? That's the point actually. |
| Blur | filter:blur
(Strength=#,
Direction=##) | 
Figure 3.13
Take me home. I'm seeing double eggs.
Set the Strength number higher for more blur. The direction can be set to come from any one of the following. (If you do not set a direction, the blur will come from 270 by default.)
0-Top
45-Top right
90-Bottom
135-Bottom right
180-Bottom
225-Bottom left
270-Left
315-Top left
|
| Shadow | filter:shadow
(Color=##,
Direction=##) | 
Figure 3.14
It knows. . .
Set the color to a word color code. If you use a hex code, make sure that you use a leading pound sign (#). The direction of the shadow can be set to come from any one of the following. (If you do not set a direction, the shadow will come from 270 by default.)
0-Top
45-Top right
90-Bottom
135-Bottom right
180-Bottom
225-Bottom left
270-Left
315-Top left
|
| Drop Shadow | filter:dropshadow
(Color=#,
Direction=#) | 
Figure 3.15
It knows too, I guess.
Set the color to a word color code. If you use a hex code, make sure that you use a leading pound sign (#). The direction of the shadow can be set to come from any one of the following. (If you do not set a direction, the shadow will come from 270 by default.)
0-Top
45-Top right
90-Bottom
135-Bottom right
180-Bottom
225-Bottom left
270-Left
315-Top left
|
| Glow | filter:glow
(Color=##,
Strength=#) | 
Figure 3.16
Sir, your eggs are glowing.
Set the color to a word color code. If you use a hex code, make sure that you use a leading pound sign (#). Set the Strength number higher for more glow, smaller for less.
|
