mirror of
https://github.com/claunia/cuetools.net.git
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526 lines
27 KiB
C#
526 lines
27 KiB
C#
//#define FINETUNE
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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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#if FINETUNE
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class FineTuneTask
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{
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public int code;
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public int size;
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public int no;
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public int gen;
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public int min_depth;
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public List<FineTuneTask> parents;
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public bool IsImprovement
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{
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get
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{
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return this.parents.TrueForAll(p => this.size < p.size);
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}
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}
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public bool done
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{
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get
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{
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return this.size != int.MaxValue;
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}
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}
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public FineTuneTask(int code, int no)
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{
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this.code = code;
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this.gen = 0;
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this.no = no;
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this.size = int.MaxValue;
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this.min_depth = 0;
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this.parents = new List<FineTuneTask>();
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}
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public FineTuneTask(int code, int no, FineTuneTask parent)
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: this(code, no)
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{
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this.gen = parent.gen + 1;
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this.parents.Add(parent);
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}
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public List<int> GetDerivativeCodes(int max_lpc_order)
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{
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var codes = new List<int>();
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for (int ft = 0; ft < max_lpc_order; ft++)
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{
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int c1 = this.code ^ (1 << ft);
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codes.Add(c1);
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}
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for (int ft = 0; ft < max_lpc_order; ft++)
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{
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for (int ft1 = ft + 1; ft1 < max_lpc_order; ft1++)
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if (((this.code >> ft1) & 1) != ((this.code >> ft) & 1))
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{
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int c1 = this.code ^ (1 << ft) ^ (1 << ft1);
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codes.Add(c1);
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break;
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}
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for (int ft1 = ft - 1; ft1 >= 0; ft1--)
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if (((this.code >> ft1) & 1) != ((this.code >> ft) & 1))
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{
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int c1 = this.code ^ (1 << ft) ^ (1 << ft1);
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codes.Add(c1);
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break;
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}
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}
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return codes;
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}
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}
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#endif
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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 7.");
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Console.WriteLine(" -o <file> Output filename, or \"-\" for stdout, or nul.");
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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 # Variable block size mode (0,4).");
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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 (akaike).");
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Console.WriteLine(" -e # Prediction order search depth (1..32).");
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Console.WriteLine(" -w <func>[,<func>] One or more window functions (bartlett,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(" --window-method Window selection method (estimate,evaluate,search).");
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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 int 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 window_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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min_precision = -1, max_precision = -1,
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blocksize = -1, estimation_depth = -1;
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int skip_a = 0, skip_b = 0;
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int level = -1, padding = -1, vbr_mode = -1, magic = -1;
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bool do_md5 = true, do_seektable = true, do_verify = false;
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bool buffered = false;
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string coeffs = null;
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#if FINETUNE
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int finetune_depth = -1;
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#endif
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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_md5 = false;
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else if (args[arg] == "--buffered")
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buffered = true;
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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] == "--window-method" && ++arg < args.Length)
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window_method = 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] == "--skip" && ++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 skip_a) &&
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int.TryParse(args[arg].Split(',')[1], out skip_b)) ||
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int.TryParse(args[arg], out skip_a);
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}
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else if ((args[arg] == "-e" || args[arg] == "--estimation-depth") && ++arg < args.Length)
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ok = int.TryParse(args[arg], out estimation_depth);
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else if ((args[arg] == "-c" || args[arg] == "--max-precision") && ++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_precision) &&
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int.TryParse(args[arg].Split(',')[1], out max_precision)) ||
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int.TryParse(args[arg], out max_precision);
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}
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else if ((args[arg] == "-v" || args[arg] == "--vbr"))
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ok = (++arg < args.Length) && 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] == "--magic" && ++arg < args.Length)
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ok = int.TryParse(args[arg], out magic);
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#if FINETUNE
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else if (args[arg] == "--depth" && ++arg < args.Length)
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ok = int.TryParse(args[arg], out finetune_depth);
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#endif
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else if (args[arg] == "--coefs" && ++arg < args.Length)
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coeffs = args[arg];
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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 1;
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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 2;
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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 Grigory 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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#if FINETUNE
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var prefix = new List<int>();
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if (coeffs != null)
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{
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var ps = coeffs.Split(',');
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for (int i = 0; i < ps.Length; i++)
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prefix.Add(ps[i].StartsWith("0x") ? int.Parse(ps[i].Substring(2), System.Globalization.NumberStyles.HexNumber) : int.Parse(ps[i]));
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}
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string codefmt = "0x{0:x" + (max_lpc_order / 4 + 1).ToString() + "}";
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int max_prefix = magic >= 0 ? magic : 8;
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do
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{
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FineTuneTask best_task = null;
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var tasks = new Dictionary<int, FineTuneTask>();
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if (prefix.Count == 0)
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{
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tasks.Add((1 << max_lpc_order) - 1, new FineTuneTask((1 << max_lpc_order) - 1, 1));
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tasks.Add((2 << max_lpc_order) - 1, new FineTuneTask((2 << max_lpc_order) - 1, 2));
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//tasks.Add((3 << max_lpc_order) - 1, new FineTuneTask((3 << max_lpc_order) - 1, 3));
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//tasks.Add((4 << max_lpc_order) - 1, new FineTuneTask((4 << max_lpc_order) - 1, 4));
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}
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else
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{
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foreach (var c in prefix)
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{
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tasks.Add(c, new FineTuneTask(c, 1));
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tasks.Add((1 << max_lpc_order) ^ c, new FineTuneTask((1 << max_lpc_order) ^ c, 2));
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}
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}
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int total_added_tasks = tasks.Values.Count;
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do
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{
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foreach (var task in tasks.Values)
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if (!task.done)
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{
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var prefixc = new List<int>(prefix);
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prefixc.Add(task.code);
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for (int i = 1; i < max_lpc_order; i++)
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FlakeWriter.SetCoefs(i, new int[0]);
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FlakeWriter.SetCoefs(max_lpc_order, prefixc.ToArray());
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magic = prefixc.Count;
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#endif
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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 3;
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}
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if (buffered)
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audioSource = new AudioPipe(audioSource, 0x10000);
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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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output_file == "-" ? Console.OpenStandardOutput() :
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output_file == "nul" ? new NullStream() : null,
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audioSource.PCM);
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flake.FinalSampleCount = audioSource.Length - skip_a - skip_b;
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IAudioDest audioDest = flake;
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AudioBuffer buff = new AudioBuffer(audioSource, 0x10000);
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var settings = new FlakeWriterSettings();
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try
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{
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if (level >= 0)
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settings.EncoderModeIndex = level;
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settings.DoVerify = do_verify;
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settings.DoMD5 = do_md5;
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flake.Settings = settings;
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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 (window_method != null)
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flake.WindowMethod = Flake.LookupWindowMethod(window_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 (min_precision >= 0)
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flake.MinPrecisionSearch = min_precision;
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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 (estimation_depth >= 0)
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flake.EstimationDepth = estimation_depth;
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if (padding >= 0)
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flake.Padding = padding;
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if (vbr_mode >= 0)
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flake.VBRMode = vbr_mode;
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if (magic >= 0)
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flake.DevelopmentMode = magic;
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flake.DoSeekTable = do_seektable;
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}
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catch (Exception ex)
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{
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Usage();
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Console.WriteLine("");
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Console.WriteLine("Error: {0}.", ex.Message);
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return 4;
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}
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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.PCM.SampleRate, audioSource.PCM.ChannelCount, audioSource.PCM.BitsPerSample, TimeSpan.FromSeconds(audioSource.Length * 1.0 / audioSource.PCM.SampleRate));
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}
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start = DateTime.Now;
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#if !DEBUG
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try
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#endif
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{
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audioSource.Position = skip_a;
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while (audioSource.Read(buff, skip_b == 0 ? -1 : (int)audioSource.Remaining - skip_b) != 0)
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{
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audioDest.Write(buff);
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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.PCM.SampleRate,
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elapsed,//.ToString(@"[-][d<>.<2E>]hh<68>:<3A>mm<6D>:<3A>ss[<5B>.<2E>ff]"),
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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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}
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audioDest.Close();
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}
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#if !DEBUG
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catch (Exception ex)
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{
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Console.Error.Write("\r \r");
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Console.WriteLine("Error : {0}", ex.Message);
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audioDest.Delete();
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audioSource.Close();
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return 5;
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}
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#endif
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TimeSpan totalElapsed = DateTime.Now - start;
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if (!quiet)
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{
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Console.Error.Write("\r \r");
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Console.WriteLine("Results : {0:0.00}x; {2} bytes in {1} seconds;",
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audioSource.Position / totalElapsed.TotalSeconds / audioSource.PCM.SampleRate,
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totalElapsed,
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flake.TotalSize
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);
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}
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audioSource.Close();
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#if FINETUNE
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task.size = flake.TotalSize;
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Console.SetOut(stdout);
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Console.Out.WriteLine("{0}\t{1:0.00}\t{2}..{3}\t{4}\t{5}\t{6}/{7}\t{8}\t{9}\t{10}\t{11}",
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flake.TotalSize,
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flake.UserProcessorTime.TotalSeconds > 0 ? flake.UserProcessorTime.TotalSeconds : totalElapsed.TotalSeconds,
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flake.MinLPCOrder,
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flake.MaxLPCOrder,
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flake.BlockSize,
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||
task.gen,
|
||
task.no.ToString().PadLeft(total_added_tasks.ToString().Length, '0'),
|
||
total_added_tasks,
|
||
task.min_depth,
|
||
best_task != null && task.size < best_task.size ? "+" + (best_task.size - task.size).ToString() : task.IsImprovement ? "*" : "",
|
||
string.Join(",", prefixc.ConvertAll(x => string.Format(codefmt, x)).ToArray()),
|
||
string.Join(",", task.parents.ConvertAll(p => string.Format(codefmt, p.code)).ToArray())
|
||
);
|
||
#else
|
||
|
||
if (debug)
|
||
{
|
||
Console.SetOut(stdout);
|
||
Console.Out.WriteLine("{0}\t{1:0.00}\t{2}\t{3}\t{4}\t{5}\t{6}..{7}\t{8}..{9}\t{10}..{11}\t{12}..{13}\t{14}\t{15}\t{16}",
|
||
flake.TotalSize,
|
||
flake.UserProcessorTime.TotalSeconds > 0 ? flake.UserProcessorTime.TotalSeconds : totalElapsed.TotalSeconds,
|
||
flake.PredictionType.ToString().PadRight(15),
|
||
flake.StereoMethod.ToString().PadRight(15),
|
||
(flake.OrderMethod.ToString() + "(" + flake.EstimationDepth.ToString() + ")").PadRight(15),
|
||
flake.WindowFunction,
|
||
flake.MinPartitionOrder,
|
||
flake.MaxPartitionOrder,
|
||
flake.MinLPCOrder,
|
||
flake.MaxLPCOrder,
|
||
flake.MinFixedOrder,
|
||
flake.MaxFixedOrder,
|
||
flake.MinPrecisionSearch,
|
||
flake.MaxPrecisionSearch,
|
||
flake.BlockSize,
|
||
flake.VBRMode,
|
||
coeffs ?? ""
|
||
);
|
||
}
|
||
#endif
|
||
|
||
#if FINETUNE
|
||
if (best_task == null || task.size < best_task.size)
|
||
best_task = task;
|
||
}
|
||
|
||
var promising_tasks = new List<FineTuneTask>();
|
||
promising_tasks.AddRange(tasks.Values);
|
||
promising_tasks.RemoveAll(task => !task.IsImprovement);
|
||
promising_tasks.Sort((task1, task2) => task1.size.CompareTo(task2.size));
|
||
if (finetune_depth >= 0 && promising_tasks.Count > finetune_depth)
|
||
promising_tasks.RemoveRange(finetune_depth, promising_tasks.Count - finetune_depth);
|
||
total_added_tasks = 0;
|
||
foreach (var c in promising_tasks)
|
||
{
|
||
foreach(var c1 in c.GetDerivativeCodes(max_lpc_order))
|
||
if (!tasks.ContainsKey(c1))
|
||
{
|
||
var new_task = new FineTuneTask(c1, ++total_added_tasks, c);
|
||
foreach(var c2 in new_task.GetDerivativeCodes(max_lpc_order))
|
||
if (tasks.ContainsKey(c2) && tasks[c2].done && !new_task.parents.Contains(tasks[c2]))
|
||
new_task.parents.Add(tasks[c2]);
|
||
new_task.min_depth = int.MaxValue;
|
||
foreach(var p in new_task.parents)
|
||
if (promising_tasks.IndexOf(p) >= 0)
|
||
new_task.min_depth = Math.Min(new_task.min_depth, Math.Max(p.min_depth, promising_tasks.IndexOf(p) + 1));
|
||
tasks.Add(c1, new_task);
|
||
}
|
||
}
|
||
if (total_added_tasks == 0)
|
||
break;
|
||
} while (true);
|
||
|
||
prefix.Add(best_task.code);
|
||
} while (prefix.Count < max_prefix);
|
||
|
||
Console.Out.WriteLine("\t{0}", string.Join(",", prefix.ConvertAll(x => string.Format(codefmt, x)).ToArray()));
|
||
#endif
|
||
return 0;
|
||
}
|
||
}
|
||
}
|