ERROR: IO is not a FLV stream. Wrong signature.
ERROR: /usr/lib/ruby/site_ruby/1.8/flv/stream.rb:393:in `read_header'
ERROR: /usr/lib/ruby/site_ruby/1.8/flv/stream.rb:57:in `initialize'
ERROR: /usr/lib/ruby/site_ruby/1.8/flvtool2/base.rb:272:in `new'
ERROR: /usr/lib/ruby/site_ruby/1.8/flvtool2/base.rb:272:in `open_stream'
ERROR: /usr/lib/ruby/site_ruby/1.8/flvtool2/base.rb:205:in `process_files'
ERROR: /usr/lib/ruby/site_ruby/1.8/flvtool2/base.rb:44:in `execute!'
ERROR: /usr/lib/ruby/site_ruby/1.8/flvtool2.rb:168:in `execute!'
ERROR: /usr/lib/ruby/site_ruby/1.8/flvtool2.rb:228
ERROR: /usr/bin/flvtool2:2:in `require'
ERROR: /usr/bin/flvtool2:2