Module: FLV::Body::InstanceMethodsWhenString

Defined in:
lib/flvedit/flv/body.rb

Instance Method Summary collapse

Instance Method Details

#read_bits(which) ⇒ Object

Returns an Integer computed from bits specified by which. The 0th bit is the most significant bit of the first character. which can designate a range of bits or a single bit



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# File 'lib/flvedit/flv/body.rb', line 42

def read_bits(which)
  # :reading_this => :headache, sorry
  which = which..which if which.is_a? Integer
  first_byte, last_byte = which.first >> 3, which.max >> 3
  return (getbyte(first_byte) >> (7 & ~which.max)) & ~(~1 << which.max-which.first) if(first_byte == last_byte)
  mid = last_byte << 3
  read_bits(which.first...mid) << (which.max - mid + 1)  |  read_bits(mid..which.max)
end

#read_packed(io, options) ⇒ Object

We need to redefine this, since we want to end up with a Body, not a String



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# File 'lib/flvedit/flv/body.rb', line 52

def read_packed(io, options) #:nodoc:
  replace(io.read(String, options))
end