forked from len0rd/rockbox
77268ec48f
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29707 a1c6a512-1295-4272-9138-f99709370657
288 lines
8.5 KiB
Ruby
Executable file
288 lines
8.5 KiB
Ruby
Executable file
#!/usr/bin/ruby
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# (c) 2010 by Thomas Martitz
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# parse test codec output files and give wiki or spreadsheet formatted output
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#
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class CodecResult
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include Comparable
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private
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attr_writer :codec
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attr_writer :decoded_frames
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attr_writer :max_frames
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attr_writer :decode_time
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attr_writer :file_duration
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attr_writer :percent_realtime
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attr_writer :mhz_needed
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def get_codec(filename)
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case filename
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when /nero_hev2_.+/
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self.codec = "Nero AAC-HEv2 (SBR+PS)"
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when /.+aache.+/, /nero_he_.+/
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self.codec = "Nero AAC-HE (SBR)"
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when /a52.+/
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self.codec = "AC3 (A52)"
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when /ape_.+/
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self.codec = "Monkey Audio"
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when /lame_.+/
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self.codec = "MP3"
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when /.+\.m4a/
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self.codec = "AAC-LC"
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when /vorbis.+/
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self.codec = "Vorbis"
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when /wma_.+/
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self.codec = "WMA Standard"
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when /wv_.+/
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self.codec = "WAVPACK"
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when /applelossless.+/
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self.codec = "Apple Lossless"
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when /mpc_.+/
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self.codec = "Musepack"
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when /flac_.+/
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self.codec = "FLAC"
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when /cook_.+/
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self.codec = "Cook (RA)"
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when /atrac3.+/
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self.codec = "Atrac3"
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when /true.+/
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self.codec = "True Audio"
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when /toolame.+/, /pegase_l2.+/
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self.codec = "MP2"
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when /atrack1.+/
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self.codec = "Atrac1"
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when /wmapro.+/
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self.codec = "WMA Professional"
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when /wmal.+/
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self.codec = "WMA Lossless"
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when /speex.+/
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self.codec = "Speex"
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when /pegase_l1.+/
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self.codec = "MP1"
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else
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self.codec = "CODEC UNKNOWN (#{name})"
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end
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end
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def file_name=(name)
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@file_name = name
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get_codec(name)
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end
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public
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attr_reader :file_name
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attr_reader :codec
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attr_reader :decoded_frames
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attr_reader :max_frames
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attr_reader :decode_time
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attr_reader :file_duration
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attr_reader :percent_realtime
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attr_reader :mhz_needed
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# make results comparable, allows for simple faster/slower/equal
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def <=>(other)
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if self.file_name != other.file_name
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raise ArgumentError, "Cannot compare different files"
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end
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return self.decode_time <=> other.decode_time
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end
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def initialize(text_block, cpu_freq = nil)
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# we need an Array
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c = text_block.class
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if (c != Array && c.superclass != Array)
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raise ArgumentError,
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"Argument must be an array but is " + text_block.class.to_s
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end
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#~ lame_192.mp3
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#~ 175909 of 175960
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#~ Decode time - 8.84s
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#~ File duration - 175.96s
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#~ 1990.49% realtime
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#~ 30.14MHz needed for realtime (not there in RaaA)
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# file name
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self.file_name = text_block[0]
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# decoded & max frames
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test = Regexp.new(/(\d+) of (\d+)/)
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res = text_block[1].match(test)
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self.decoded_frames = res[1].to_i
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self.max_frames = res[2].to_i
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# decode time, in centiseconds
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test = Regexp.new(/Decode time - ([.\d]+)s/)
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self.decode_time = text_block[2].match(test)[1].to_f
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# file duration, in centiseconds
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test = Regexp.new(/File duration - ([.\d]+)s/)
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self.file_duration = text_block[3].match(test)[1].to_f
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# % realtime
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self.percent_realtime = text_block[4].to_f
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# MHz needed for rt
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test = Regexp.new(/[.\d]+MHz needed for realtime/)
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self.mhz_needed = nil
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if (text_block[5] != nil && text_block[5].length > 0)
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self.mhz_needed = text_block[5].match(test)[0].to_f
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elsif (cpu_freq)
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# if not given, calculate it as per passed cpu frequency
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# duration to microseconds
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speed = self.file_duration / self.decode_time
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self.mhz_needed = cpu_freq / speed
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end
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end
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end
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class TestCodecResults < Array
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def initialize(file_name, cpu_freq)
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super()
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temp = self.clone
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# go through the results, create a CodecResult for each block
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# of text (results for the codecs are seperated by an empty line)
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File.open(file_name, File::RDONLY) do |file|
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file.each_chomp do |line|
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if (line.length == 0) then
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self << CodecResult.new(temp, cpu_freq);temp.clear
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else
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temp << line
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end
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end
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end
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end
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# sort the results by filename (so files of the same codec are near)
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def sort
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super { |x, y| x.file_name <=> y.file_name }
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end
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end
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class File
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# walk through each line but have the \n removed
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def each_chomp
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self.each_line do |line|
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yield(line.chomp)
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end
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end
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end
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class Float
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alias_method(:old_to_s, :to_s)
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# add the ability to use a different decimal seperator in to_s
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def to_s
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string = old_to_s
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string.sub!(/[.]/ , @@dec_sep) if @@dec_sep
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string
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end
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@@dec_sep = nil
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def self.decimal_seperator=(sep)
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@@dec_sep=sep
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end
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end
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#files is an Array of TestCodecResultss
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def for_calc(files)
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files[0].each_index do |i|
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string = files[0][i].file_name + "\t"
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for f in files
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string += f[i].percent_realtime.to_s + "%\t"
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end
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puts string
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end
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end
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#files is an Array of TestCodecResultss
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def for_wiki(files)
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basefile = files.shift
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codec = nil
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basefile.each_index do |i| res = basefile[i]
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# make a joined row for each codec
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if (codec == nil || res.codec != codec) then
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codec = res.codec
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puts "| *%s* ||||%s" % [codec, "|"*files.length]
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end
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row = sprintf("| %s | %.2f%%%% realtime | Decode time - %.2fs |" %
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[res.file_name, res.percent_realtime, res.decode_time])
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if (res.mhz_needed != nil) # column for mhz needed, | - | if unknown
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row += sprintf(" %.2fMHz |" % res.mhz_needed.to_s)
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else
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row += " - |"
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end
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for f in files # calculate speed up compared to the rest files
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delta = (res.percent_realtime / f[i].percent_realtime)*100
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row += sprintf(" %.2f%%%% |" % delta)
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end
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puts row
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end
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end
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# for_xml() anyone? :)
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def help
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puts "#{$0} [OPTIONS] FILE [FILES]..."
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puts "Options:\t-w\tOutput in Fosswiki format (default)"
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puts "\t\t-c\tOutput in Spreadsheet-compatible format (tab-seperated)"
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puts "\t\t-s=MHZ\tAssume MHZ cpu frequency for \"MHz needed for realtime\" calculation"
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puts "\t\t\t(if not given by the log files, e.g. for RaaA)"
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puts "\t\t-d=CHAR\tUse CHAR as decimal seperator in the -c output"
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puts "\t\t\t(if your spreadsheed tool localized and making problems)"
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puts
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puts "\tOne file is needed. This is the basefile."
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puts "\tIn -c output, the % realtime values of each"
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puts "\tcodec from each file is printed on the screen onto the screen"
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puts "\tIn -w output, a wiki table is made from the basefile with one column"
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puts "\tfor each additional file representing relative speed of the basefile"
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exit
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end
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to_call = method(:for_wiki)
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mhz = nil
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files = []
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help if (ARGV.length == 0)
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ARGV.each do |e|
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a = e.chars.to_a
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if (a[0] == '-') # option
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case a[1]
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when 'c'
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to_call = method(:for_calc)
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when 'w'
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to_call = method(:for_wiki)
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when 'd'
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if (a[2] == '=')
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sep = a[3]
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else
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sep = a[2]
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end
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Float.decimal_seperator = sep
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when 's'
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if (a[2] == '=')
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mhz = a[3..-1].join.to_i
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else
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mhz = a[2..-1].join.to_i
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end
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else
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help
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end
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else # filename
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files << e
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end
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end
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tmp = []
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for file in files do
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tmp << TestCodecResults.new(file, mhz).sort
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end
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to_call.call(tmp) # invoke selected method
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