class Riffy
Attributes
type[R]
Public Class Methods
new(file)
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Calls superclass method
Chunk::new
# File lib/riffy.rb, line 7 def initialize(file) begin raise "File corrupt or unreadable." unless Riffy.verify(file) rescue end self.id = FourCC.new('RIFF') super(file) end
open(file)
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# File lib/riffy.rb, line 32 def self.open(file) begin f = File.open(file, "rb") rescue puts "The file failed to load for some reason." end Riffy.new(f) end
Private Class Methods
parse_riff(file)
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# File lib/riffy.rb, line 46 def self.parse_riff(file) # parse file by creating chunk objects etc. f = File.open(file) attr_array = [] self.id = f.each_char.first(4).join self.size = f.each_char.first(4).join.unpack("L<")[0] puts self.id puts self.size self.data = ChunkData.new(f, :riff) # @type = file[8..11] end
verify(file)
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# File lib/riffy.rb, line 67 def self.verify(file) return true end
Public Instance Methods
bit_rate()
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# File lib/riffy.rb, line 26 def bit_rate self.data.chunks[0].data.data.bit_rate end
format()
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# File lib/riffy.rb, line 20 def format #return the format of the RIFF file. e.g. "WAVE" self.data.form_type end