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-rw-r--r--lib/dtas/fadefx.rb32
1 files changed, 0 insertions, 32 deletions
diff --git a/lib/dtas/fadefx.rb b/lib/dtas/fadefx.rb
deleted file mode 100644
index ceae3ac..0000000
--- a/lib/dtas/fadefx.rb
+++ /dev/null
@@ -1,32 +0,0 @@
-# Copyright (C) 2013-2014, Eric Wong <e@80x24.org> and all contributors
-# License: GPLv3 or later (https://www.gnu.org/licenses/gpl-3.0.txt)
-require_relative '../dtas'
-require_relative 'parse_time'
-
-class DTAS::FadeFX
-  include DTAS::ParseTime
-  attr_reader :out_prev, :in_main, :out_main, :in_next
-  F = Struct.new(:type, :len)
-
-  def initialize(args)
-    args =~ /\Afade=([^,]*),([^,]*);([^,]*),([^,]*)\z/ or
-      raise ArgumentError, "bad fade format"
-    fades = [ $1, $2, $3, $4 ]
-    %w(out_prev in_main out_main in_next).each do |iv|
-      instance_variable_set("@#{iv}", parse!(fades.shift))
-    end
-  end
-
-  # q - quarter of a sine wave
-  # h - half a sine wave
-  # t - linear (`triangular') slope
-  # l - logarithmic
-  # p - inverted parabola
-  # default is 't' (sox defaults to 'l', but triangular makes more sense
-  # when concatenating
-  def parse!(str)
-    type = "t"
-    str.sub!(/\A([a-z])/, "") and type = $1
-    F[type, parse_time(str)]
-  end
-end