lib/scissor/fragment.rb in youpy-scissor-0.0.20 vs lib/scissor/fragment.rb in youpy-scissor-0.0.21

@@ -1,20 +1,29 @@
 require 'pathname'
 
 module Scissor
   class Fragment
-    attr_reader :filename, :start, :duration
+    attr_reader :filename, :start, :pitch
 
-    def initialize(filename, start, duration, reverse = false)
+    def initialize(filename, start, duration, reverse = false, pitch = 100)
       @filename = Pathname.new(filename).realpath
       @start = start
       @duration = duration
       @reverse = reverse
+      @pitch = pitch
 
       freeze
     end
 
+    def duration
+      @duration * (100 / pitch.to_f)
+    end
+
+    def true_duration
+      @duration
+    end
+
     def reversed?
       @reverse
     end
 
     def create(remaining_start, remaining_length)
@@ -24,19 +33,23 @@
         remaining_start -= duration
       else
         if remaining_start + remaining_length >= duration
           new_fragment = self.class.new(
             filename,
-            start + remaining_start,
-            duration - remaining_start)
+            start + remaining_start * pitch.to_f / 100,
+            (duration - remaining_start) * pitch.to_f / 100,
+            false,
+            pitch)
 
-          remaining_length -= (duration - remaining_start)
+          remaining_length -= duration - remaining_start
           remaining_start = 0
         else
           new_fragment = self.class.new(
             filename,
-            start + remaining_start,
-            remaining_length)
+            start + remaining_start * pitch.to_f / 100,
+            remaining_length * pitch.to_f / 100,
+            false,
+            pitch)
 
           remaining_start = 0
           remaining_length = 0
         end
       end