Sapphire Plug-ins for After Effects: Halation

S_Halation Generates glowing reddish light such that bright areas of an image on film appear to softly bleed around the edges of dark areas. Effect color is most predictable when applied in a linear color space, which can be obtained by first applying S_OCIOTransform if necessary. In the Sapphire Lighting effects submenu. Inputs: Source:  The current layer.   The clip to be processed.

Parameters:

Load Preset:   Push-button.
Brings up the Preset Browser to browse all available presets for this effect.

Save Preset:   Push-button.
Brings up the Preset Save dialog to save a preset for this effect.

Mocha Project:   Default: 0,  Range: 0 or greater.
Brings up the Mocha window for tracking footage and generating masks.

Blur Mocha:   Default: 0,  Range: 0 or greater.
Blurs the Mocha Mask by this amount before using. This can be used to soften the edges or quantization artifacts of the mask, and smooth out the time displacements.

Mocha Opacity:   Default: 1,  Range: 0 to 1.
Controls the strength of the Mocha mask. Lower values reduce the intensity of the effect.

Invert Mocha:   Check-box,  Default: off.
If enabled, the black and white of the Mocha Mask are inverted before applying the effect.

Resize Mocha:   Default: 1,  Range: 0 to 2.
Scales the Mocha Mask. 1.0 is the original size.

Resize Rel X:   Default: 1,  Range: 0 to 2.
The relative horizontal size of the Mocha Mask.

Resize Rel Y:   Default: 1,  Range: 0 to 2.
The relative vertical size of the Mocha Mask.

Shift Mocha:   X & Y,   Default: [0 0],  Range: any.
Offsets the position of the Mocha Mask.

Dilate Mocha:   Default: 0,  Range: -100 to 100.
Dilates or erodes the Mocha Mask by this pixel amount before using.

Dilation Quality:   Popup menu,  Default: Fast.
Selects whether Dilate Mocha adusts quickly in default Fast mode or looks better in High quality mode.

Fast:  Dilate Mocha in Fast mode for quick adjustments.

High:  Dilate Mocha in High quality mode for a better looking mask shape.

Bypass Mocha:   Check-box,  Default: off.
Ignore the Mocha Mask and apply the effect to the entire source clip.

Show Mocha Only:   Check-box,  Default: off.
Bypass the effect and show the Mocha Mask itself.

Halo Strength:   Default: 3,  Range: 0 or greater.
Brightness of the halation.

Halo Width:   Default: 0.24,  Range: 0 or greater.
Scales the halation distance.

Halo Color Spread:   Default: 2,  Range: 0 or greater.
Adjust the color of the halation, from red for low values, through orange to yellow for high values.

Threshold:   Default: 1.7,  Range: 0 or greater.
Areas of the source clip that are brighter than the given threshold are halated.

Inside Softness:   Default: 0,  Range: 0 or greater.
Smooths the brightened inner edge of the bright areas of the source clip.

Edge Band Width:   Default: 0.006,  Range: 0 or greater.
Increase for thicker and smoother edges.

Edge Band Falloff:   Default: 0.06,  Range: 0 or greater.
Increase to dim the brightness of the edges.

Show:   Popup menu,  Default: Result.
Selects the type of output.

Result:  Shows the final result of the halation.

Threshold:  Shows the thresholded image used to generate the halation. This can be helpful while adjusting the threshold parameter.

Edges:  Shows the edge image, before any halation is applied. This can be helpful while adjusting the various edge parameters.

Combine:   Popup menu,  Default: Screen.
Determines how the halation image is combined with the source image.

Screen:  Performs a blend function which can help prevent overly bright results.

Add:  Causes the halation image to be added to the source.

Halation Only:  Gives only the halation image with no background.

See Also:

Sapphire Plug-ins Introduction