Class: MP4::Binary::FixedPoint8

Inherits:
BinData::BasePrimitive
  • Object
show all
Defined in:
lib/mp4/binary/fixed_point8.rb

Instance Method Summary collapse

Instance Method Details

#read_and_return_value(io) ⇒ Object 



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# File 'lib/mp4/binary/fixed_point8.rb', line 9

def read_and_return_value(io)
  raw_value = BinData::Int16be.read read_uint32(io)

  (raw_value / (2.0**8)).to_i
end

#read_uint32(io) ⇒ Object 



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# File 'lib/mp4/binary/fixed_point8.rb', line 15

def read_uint32(io)
  io.readbytes(2)
end

#value_to_binary_string(value) ⇒ Object 



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# File 'lib/mp4/binary/fixed_point8.rb', line 3

def value_to_binary_string(value)
  value = (value.to_i * (2.0**8)).to_i

  BinData::Int16be.new(value).to_binary_s
end