class Tracksperanto::Tool::Pad
This tool pads the comp or crops it if given negative values. Use it to say unpad some fucked-up telecine transfers. The padding is in fractional units of the total width and height
Public Class Methods
action_description()
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# File lib/tools/pad.rb, line 11 def self.action_description "Pad or crop the image by a fraction of it's original size" end
Public Instance Methods
export_point(frame, float_x, float_y, float_residual)
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Calls superclass method
# File lib/tools/pad.rb, line 22 def export_point(frame, float_x, float_y, float_residual) super(frame, float_x - @shift_left, float_y - @shift_bottom, float_residual) end
start_export(w, h)
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Calls superclass method
# File lib/tools/pad.rb, line 15 def start_export(w, h) @shift_left, @shift_bottom = w * left_pad, h * bottom_pad w_mult = 1 + left_pad + right_pad h_mult = 1 + bottom_pad + top_pad super((w * w_mult).ceil, (h * h_mult).ceil) end