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