Beispiel #1
0
 private void addToTrainFile_btn_Click(object sender, EventArgs e)
 {
     if (_yourWav != null)
     {
         int          size     = _yourWav.FullData.Count;
         int          startPnt = (int)(_startSelected * size);
         int          endPnt   = (int)(_endSelected * size);
         string       word     = "";
         DialogResult re       = InputBox("Nhap Word", "Vui Long nhap tu muon training:", ref word);
         if (re == DialogResult.OK && !string.IsNullOrEmpty(word))
         {
             string traingDir = VCDir.Instance.TrainDirAudio + word;
             VCDir.CreateDirectory(traingDir);
             string file = Path.GetFileName(_yourPath);
             string path = word + "\\" + file;
             _label = word;
             string newpath = VCDir.Instance.TrainDirAudio + path;
             if (File.Exists(_yourPath))
             {
                 File.Move(_yourPath, newpath);
             }
             trainFrom.AddRow(word, path, startPnt, endPnt);
         }
     }
 }
Beispiel #2
0
        public bool Train()
        {
            _words  = new List <string>();
            _hmms   = new List <string>();
            _models = new List <HMMWrapper>();

            foreach (TrainFilesCarrier.TrainFileRow ent in tbEntry)
            {
                if (!_words.Contains(ent.Word))
                {
                    _words.Add(ent.Word);
                    LogUtil.Info("Word : {0}\n", ent.Word);
                }
            }

            foreach (string word in _words)
            {
                List <string> files = new List <string>();
                LogUtil.Info("List File  for Word : {0}\n", word);
                VCDir.CreateDirectory(VCDir.Instance.TrainDirMFCC + word);
                VCDir.CreateDirectory(VCDir.Instance.TrainDirHMM);
                foreach (TrainFilesCarrier.TrainFileRow ent in tbEntry)
                {
                    if (word.Equals(ent.Word))
                    {
                        string         audio = VCDir.Instance.TrainDirAudio + ent.Path;
                        string         mfcc  = VCDir.Instance.TrainDirMFCC + ent.Path;
                        WavFileWrapper Wav   = new WavFileWrapper(audio);

                        if (Wav.Load())
                        {
                            Wav.NormalizeWave(1.0f);
                            if (VCContext.Instance.MFCCOptions.ShiftSampleToZero)
                            {
                                Wav.ShifToZero();
                            }

                            Wav.SelectedWave((uint)ent.Start, (uint)ent.End);
                            MFCCWrapper Mfcc = new MFCCWrapper(Wav, VCContext.Instance.MFCCOptions.TimeFrame, VCContext.Instance.MFCCOptions.TimeShift, VCContext.Instance.MFCCOptions.CepFilter, VCContext.Instance.MFCCOptions.LowFreq, VCContext.Instance.MFCCOptions.HighFreq, VCContext.Instance.MFCCOptions.NumCeps, 2);
                            Mfcc.UserStandardization = VCContext.Instance.MFCCOptions.UseStandardization;

                            bool res = Mfcc.Process();
                            res &= Mfcc.SaveMFCC(mfcc + ".Mfcc" + ".xml");
                            res &= Mfcc.SaveDeltaMFCC(mfcc + ".Delta" + ".xml");
                            res &= Mfcc.SaveDoubleMFCC(mfcc + ".Double" + ".xml");
                            if (res)
                            {
                                switch (VCContext.Instance.MFCCOptions.TrainCofficientType)
                                {
                                case 0:
                                    files.Add(mfcc + ".Mfcc" + ".xml");
                                    break;

                                case 1:
                                    files.Add(mfcc + ".Delta" + ".xml");
                                    break;

                                case 2:
                                    files.Add(mfcc + ".Double" + ".xml");
                                    break;
                                }
                            }
                            LogUtil.Info("File : W - {0} Path - {1} MFCC process - {2}\n", ent.Word, VCDir.Instance.TrainDirMFCC + ent.Path + ".xml", (res) ? "Completed" : "Failed");
                        }
                    }
                }

                HMMWrapper hmm = new HMMWrapper(VCContext.Instance.MFCCOptions.TrainHMMState, VCContext.Instance.MFCCOptions.TrainGMMComponent, VCContext.Instance.MFCCOptions.TrainGMMCovVar);
                bool       ok  = hmm.Trainning(files);
                LogUtil.Info("Train word: {0}  - {1}\n", word, (ok)? "Completed": "Failed");
                if (ok)
                {
                    hmm.Save(VCDir.Instance.TrainDirHMM + word + ".xml");
                    _models.Add(hmm);
                    _hmms.Add(word + ".xml");
                    LogUtil.Info("Save {0} Model to {1}\n", word, VCDir.Instance.TrainDirHMM + word + ".xml");
                }
            }

            Save(VCDir.Instance.TrainXmlFile);
            return(true);
        }