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https://github.com/claunia/cuetools.net.git
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flake
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chudov
265
CUETools.Flake/Program.cs
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265
CUETools.Flake/Program.cs
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using System;
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using System.Collections.Generic;
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using System.Text;
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using System.IO;
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using CUETools.Codecs;
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using CUETools.Codecs.FLAKE;
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namespace CUETools.FlakeExe
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{
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class Program
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{
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static void Usage()
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{
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Console.WriteLine("Usage : CUETools.Flake.exe [options] <input.wav>");
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Console.WriteLine();
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Console.WriteLine("Options:");
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Console.WriteLine();
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Console.WriteLine(" -0 .. -11 Compression level, default 5.");
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Console.WriteLine(" -o <file> Output filename, or \"-\" for stdout.");
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Console.WriteLine(" -p # Padding bytes.");
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Console.WriteLine(" -q --quiet Quiet mode.");
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Console.WriteLine(" --verify Verify during encoding.");
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Console.WriteLine(" --no-md5 Don't compute MD5 hash.");
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Console.WriteLine(" --no-seektable Don't generate a seektable.");
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Console.WriteLine();
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Console.WriteLine("Advanced Options:");
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Console.WriteLine();
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Console.WriteLine(" -b # Block size.");
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Console.WriteLine(" -v # VBR mode.");
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Console.WriteLine(" -t <type> Prediction type (fixed,levinson,search).");
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Console.WriteLine(" -s <method> Stereo decorrelation (independent,estimate,evaluate,search).");
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Console.WriteLine(" -r #[,#] Rice partition order {max} or {min},{max} (0..8).");
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Console.WriteLine();
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Console.WriteLine("LPC options:");
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Console.WriteLine();
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Console.WriteLine(" -m <method> Prediction order search (estimate,estsearch,logfast,search).");
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Console.WriteLine(" -w <func>[,<func>] One or more window functions (welch,hann,flattop,tukey).");
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Console.WriteLine(" -l #[,#] Prediction order {max} or {min},{max} (1..32).");
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Console.WriteLine(" --max-precision Coefficients precision search (0..1).");
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Console.WriteLine();
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Console.WriteLine("Fixed prediction options:");
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Console.WriteLine();
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Console.WriteLine(" -f #[,#] Prediction order {max} or {min},{max} (0..4).");
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}
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static void Main(string[] args)
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{
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TextWriter stdout = Console.Out;
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Console.SetOut(Console.Error);
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DateTime start = DateTime.Now;
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TimeSpan lastPrint = TimeSpan.FromMilliseconds(0);
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bool debug = false, quiet = false;
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string prediction_type = null;
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string stereo_method = null;
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string order_method = null;
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string window_function = null;
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string input_file = null;
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string output_file = null;
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int min_partition_order = -1, max_partition_order = -1,
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min_lpc_order = -1, max_lpc_order = -1,
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min_fixed_order = -1, max_fixed_order = -1,
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max_precision = -1, blocksize = -1;
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int level = -1, padding = -1, vbr_mode = -1;
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bool do_md5 = true, do_seektable = true, do_verify = false;
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for (int arg = 0; arg < args.Length; arg++)
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{
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bool ok = true;
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if (args[arg].Length == 0)
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ok = false;
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else if (args[arg] == "--debug")
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debug = true;
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else if ((args[arg] == "-q" || args[arg] == "--quiet"))
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quiet = true;
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else if (args[arg] == "--verify")
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do_verify = true;
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else if (args[arg] == "--no-seektable")
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do_seektable = false;
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else if (args[arg] == "--no-md5")
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do_seektable = false;
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else if ((args[arg] == "-o" || args[arg] == "--output") && ++arg < args.Length)
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output_file = args[arg];
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else if ((args[arg] == "-t" || args[arg] == "--prediction-type") && ++arg < args.Length)
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prediction_type = args[arg];
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else if ((args[arg] == "-s" || args[arg] == "--stereo") && ++arg < args.Length)
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stereo_method = args[arg];
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else if ((args[arg] == "-m" || args[arg] == "--order-method") && ++arg < args.Length)
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order_method = args[arg];
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else if ((args[arg] == "-w" || args[arg] == "--window") && ++arg < args.Length)
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window_function = args[arg];
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else if ((args[arg] == "-r" || args[arg] == "--partition-order") && ++arg < args.Length)
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{
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ok = (args[arg].Split(',').Length == 2 &&
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int.TryParse(args[arg].Split(',')[0], out min_partition_order) &&
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int.TryParse(args[arg].Split(',')[1], out max_partition_order)) ||
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int.TryParse(args[arg], out max_partition_order);
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}
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else if ((args[arg] == "-l" || args[arg] == "--lpc-order") && ++arg < args.Length)
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{
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ok = (args[arg].Split(',').Length == 2 &&
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int.TryParse(args[arg].Split(',')[0], out min_lpc_order) &&
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int.TryParse(args[arg].Split(',')[1], out max_lpc_order)) ||
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int.TryParse(args[arg], out max_lpc_order);
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}
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else if ((args[arg] == "-f" || args[arg] == "--fixed-order") && ++arg < args.Length)
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{
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ok = (args[arg].Split(',').Length == 2 &&
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int.TryParse(args[arg].Split(',')[0], out min_fixed_order) &&
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int.TryParse(args[arg].Split(',')[1], out max_fixed_order)) ||
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int.TryParse(args[arg], out max_fixed_order);
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}
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else if (args[arg] == "--max-precision" && ++arg < args.Length)
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ok = int.TryParse(args[arg], out max_precision);
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else if ((args[arg] == "-v" || args[arg] == "--vbr") && ++arg < args.Length)
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ok = int.TryParse(args[arg], out vbr_mode);
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else if ((args[arg] == "-b" || args[arg] == "--blocksize") && ++arg < args.Length)
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ok = int.TryParse(args[arg], out blocksize);
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else if ((args[arg] == "-p" || args[arg] == "--padding") && ++arg < args.Length)
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ok = int.TryParse(args[arg], out padding);
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else if (args[arg] != "-" && args[arg][0] == '-' && int.TryParse(args[arg].Substring(1), out level))
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ok = level >= 0 && level <= 11;
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else if ((args[arg][0] != '-' || args[arg] == "-") && input_file == null)
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input_file = args[arg];
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else
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ok = false;
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if (!ok)
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{
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Usage();
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return;
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}
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}
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if (input_file == null || ((input_file == "-" || Path.GetExtension(input_file) == ".flac") && output_file == null))
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{
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Usage();
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return;
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}
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if (!quiet)
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{
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Console.WriteLine("CUETools.Flake, Copyright (C) 2009 Gregory S. Chudov.");
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Console.WriteLine("Based on Flake encoder by Justin Ruggles, <http://flake-enc.sourceforge.net/>.");
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Console.WriteLine("This is free software under the GNU GPLv3+ license; There is NO WARRANTY, to");
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Console.WriteLine("the extent permitted by law. <http://www.gnu.org/licenses/> for details.");
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}
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IAudioSource audioSource;
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if (input_file == "-")
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audioSource = new WAVReader("", Console.OpenStandardInput());
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else if (File.Exists(input_file) && Path.GetExtension(input_file) == ".wav")
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audioSource = new WAVReader(input_file, null);
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else if (File.Exists(input_file) && Path.GetExtension(input_file) == ".flac")
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audioSource = new FlakeReader(input_file, null);
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else
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{
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Usage();
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return;
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}
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if (output_file == null)
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output_file = Path.ChangeExtension(input_file, "flac");
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FlakeWriter flake = new FlakeWriter((output_file == "-" || output_file == "nul") ? "" : output_file,
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audioSource.BitsPerSample, audioSource.ChannelCount, audioSource.SampleRate,
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output_file == "-" ? Console.OpenStandardOutput() :
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output_file == "nul" ? new NullStream() : null);
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flake.FinalSampleCount = (long)audioSource.Length;
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IAudioDest audioDest = new BufferedWriter(flake, 512 * 1024);
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int[,] buff = new int[0x10000, audioSource.ChannelCount];
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if (level >= 0)
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flake.CompressionLevel = level;
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if (prediction_type != null)
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flake.PredictionType = Flake.LookupPredictionType(prediction_type);
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if (stereo_method != null)
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flake.StereoMethod = Flake.LookupStereoMethod(stereo_method);
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if (order_method != null)
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flake.OrderMethod = Flake.LookupOrderMethod(order_method);
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if (window_function != null)
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flake.WindowFunction = Flake.LookupWindowFunction(window_function);
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if (min_partition_order >= 0)
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flake.MinPartitionOrder = min_partition_order;
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if (max_partition_order >= 0)
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flake.MaxPartitionOrder = max_partition_order;
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if (min_lpc_order >= 0)
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flake.MinLPCOrder = min_lpc_order;
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if (max_lpc_order >= 0)
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flake.MaxLPCOrder = max_lpc_order;
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if (min_fixed_order >= 0)
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flake.MinFixedOrder = min_fixed_order;
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if (max_fixed_order >= 0)
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flake.MaxFixedOrder = max_fixed_order;
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if (max_precision >= 0)
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flake.MaxPrecisionSearch = max_precision;
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if (blocksize >= 0)
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flake.BlockSize = blocksize;
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if (padding >= 0)
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flake.PaddingLength = padding;
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if (vbr_mode >= 0)
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flake.VBRMode = vbr_mode;
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flake.DoMD5 = do_md5;
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flake.DoSeekTable = do_seektable;
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flake.DoVerify = do_verify;
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if (!quiet)
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{
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Console.WriteLine("Filename : {0}", input_file);
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Console.WriteLine("File Info : {0}kHz; {1} channel; {2} bit; {3}", audioSource.SampleRate, audioSource.ChannelCount, audioSource.BitsPerSample, TimeSpan.FromSeconds(audioSource.Length * 1.0 / audioSource.SampleRate));
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}
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do
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{
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uint samplesRead = audioSource.Read(buff, Math.Min((uint)buff.GetLength(0), (uint)audioSource.Remaining));
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if (samplesRead == 0) break;
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audioDest.Write(buff, 0, (int)samplesRead);
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TimeSpan elapsed = DateTime.Now - start;
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if (!quiet)
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{
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if ((elapsed - lastPrint).TotalMilliseconds > 60)
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{
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Console.Error.Write("\rProgress : {0:00}%; {1:0.00}x; {2}/{3}",
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100.0 * audioSource.Position / audioSource.Length,
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audioSource.Position / elapsed.TotalSeconds / audioSource.SampleRate,
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elapsed,
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TimeSpan.FromMilliseconds(elapsed.TotalMilliseconds / audioSource.Position * audioSource.Length)
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);
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lastPrint = elapsed;
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}
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}
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} while (true);
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if (!quiet)
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{
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TimeSpan totalElapsed = DateTime.Now - start;
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Console.Error.Write("\r \r");
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Console.WriteLine("Results : {0:0.00}x; {1}",
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audioSource.Position / totalElapsed.TotalSeconds / audioSource.SampleRate,
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totalElapsed
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);
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}
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audioSource.Close();
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audioDest.Close();
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if (debug)
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{
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Console.SetOut(stdout);
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Console.Out.WriteLine("{0}\t{1}\t{2}\t{3}\t{4}\t{5}\t{6}..{7}\t{8}..{9}\t{10}..{11}\t{12}\t{13}\t{14}",
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flake.TotalSize,
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flake.UserProcessorTime.TotalSeconds,
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flake.PredictionType.ToString().PadRight(15),
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flake.StereoMethod.ToString().PadRight(15),
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flake.OrderMethod.ToString().PadRight(15),
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flake.WindowFunction,
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flake.MinPartitionOrder,
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flake.MaxPartitionOrder,
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flake.MinLPCOrder,
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flake.MaxLPCOrder,
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flake.MinFixedOrder,
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flake.MaxFixedOrder,
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flake.MaxPrecisionSearch,
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flake.BlockSize,
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flake.VBRMode
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);
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}
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}
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}
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}
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