
MagicHD User Manual 49 / 58
Value Effect Notes
5
Mask
(2)
Use the layer as a mask. FX-R selects the mode:
0 Transparency = intensity
(1)
, colour unchanged.
1 As 0, with inverted colour
2 Transparency = inverse intensity
(1)
, colour unchanged
3 As 2, with inverted colour
4
Transparency comes from the media’s alpha channel. Opaque pixels
become fixed colour.
FX-G Hue
0-254 Hue
(5)
255 White.
FX-B Lightness 0 is black, whatever hue is
chosen.
5 Transparency = intensity
(1)
, colour as for 4
(6)
.
6 Transparency = inverse intensity
(1)
, colour as for 4
(6)
.
6
Key
(2)(3)
Chroma Key. FX parameters are colour scale values, specifying the colour to match.
The matched colour is made transparent.
FX-R Hue
(5)
.
FX-G Selectivity
0 Narrow
255 Wide
FX-B Transparency
0 Gradual
255 All transparent
7
Hue Offset
(4)
FX-R controls the hue offset:
0 0° No effect
128 180° Turns red into cyan, yellow into blue etc.
255 360° No effect
8
Hue Filter
(4)
Apply a bandpass filter to the hue. Filtered out hue becomes black & white.
FX-R Hue
(5)
.
FX-G Selectivity
0 Narrow
255 Wide
FX-B Fall-off
0 Triangle
255 Square
9 Invert Invert RGB.
Shortcut for RGB select with parameters (5,6,7).
10 Curve 1 Not implemented yet.
11 Curve 2 Not implemented yet.
12 Curve 3 Not implemented yet.
(1) Intensity is the overall brightness of the image; effectively the black & white version of it.
(2) Not implemented in the output layer, because it is an inter-layer effect.
(3) The best way to understand this effect is to select some media in layer 1, then select the HSL image from folder 3 (masks) in
layer 2, then play with the effect parameters.
(4) The best way to understand this effect is to select the HSL image from folder 3 (masks) then play with the effect parameters.
(5) Hue refers to the HSL colour model[4]
(6) Leave Hue and Lightness at 0 for no colour, so that the mask just controls the transparency of the layer below.
10.5.6 Colour Scale
Colour, intensity, transparency etc. are specified by a linear scale with the values 0-255 representing the range 0 to 1.0.
10.5.7 Control Enable
This parameter must held at 255 while Control Function is programmed.
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