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25 lines
350 B
Ruby
25 lines
350 B
Ruby
class FrameDiffList
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include Enumerable
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delegate :each, :to => :frame_diffs
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def initialize(frames)
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@frames = frames
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end
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private
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attr_reader :frames
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def frame_diffs
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previous_frame = nil
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frames.map { |delay, frame|
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diff = frame.diff(previous_frame)
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previous_frame = frame
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[delay, diff]
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}
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end
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end
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