private void End()
{
if (waveIn != null)
{
waveIn.StopRecording();
waveIn.Dispose();
waveIn = null;
var waveReader = new Mp3Reader {
IsMp3FileReader = false
};
if (waveReader.TryRead(memoryStream.GetBuffer(), out var fileInfo))
{
var signal = new Signal("Microphone Signal");
signal.SamplingFrq = fileInfo.nSamplesPerSec;
signal.StartDateTime = fileInfo.dateTime;
for (int i = 0; i < fileInfo.nChannels; i++)
{
signal.channels.Add(new Channel(fileInfo.data.GetLength(0)));
signal.channels[i].Source = signal.fileName;
signal.channels[i].Name = fileInfo.channelNames[i] ?? ("Channel " + i);
for (int j = 0; j < fileInfo.data.GetLength(0); j++)
{
signal.channels[i].values[j] = fileInfo.data[j, i];
}
}
signal.UpdateChannelsInfo();
MainWindow.Instance.ResetSignal(signal);
}
waveFileWriter.Dispose();
memoryStream.Close();
}
}
private string[] IntspectFile(string fileName)
{
ID3v1 m_id3;
Dictionary<WaveInfo, string> m_waveTags = null;
IAudioReader ar = null;
Stream stream = null;
string ext = Path.GetExtension(fileName.ToLower());
m_id3 = null;
m_waveTags = null;
switch (ext)
{
case ".avi":
stream = File.OpenRead(fileName);
ar = new AviReader(stream);
if (!((AviReader)ar).HasAudio)
{
return new string[] { string.Format("'{0}' file is not contains audio data", fileName) };
}
break;
case ".au":
case ".snd":
ar = new AuReader(File.OpenRead(fileName));
break;
case ".wav":
stream = File.OpenRead(fileName);
ar = new WaveReader(stream);
m_waveTags = (ar as WaveReader).ReadInfoTag();
break;
case ".mp3":
stream = File.OpenRead(fileName);
ar = new Mp3Reader(stream);
Mp3Reader mrID3 = new Mp3Reader(File.OpenRead(fileName));
m_id3 = mrID3.ReadID3v1Tag();
break;
default:
ar = new DsReader(fileName);
if (!((DsReader)ar).HasAudio)
{
return new string[] { string.Format("'{0}' file is not contains audio data", fileName) };
}
break;
}
IntPtr format = ar.ReadFormat();
WaveFormat wf = AudioCompressionManager.GetWaveFormat(format);
List<string> list = new List<string>();
list.Add(string.Format("Opening {0}", fileName));
list.Add(string.Format("{0}, {1} Hz, {2} channels, {3} bits per sample", GetFormatTagName(wf.wFormatTag), wf.nSamplesPerSec, wf.nChannels, wf.wBitsPerSample));
list.Add(string.Format("Block Align: {0}, Average Bytes Per Second: {1}", wf.nBlockAlign, wf.nAvgBytesPerSec ));
TimeSpan duration = TimeSpan.FromMilliseconds(ar.GetDurationInMS());
list.Add(string.Format("Duration: {0}", duration));
if (m_id3 != null)
{
list.Add("--------- ID3 -----------");
list.Add(string.Format("Title: {0}", m_id3.Title));
list.Add(string.Format("Artist: {0}", m_id3.Artist));
list.Add(string.Format("Album: {0}", m_id3.Album));
list.Add(string.Format("Year: {0}", m_id3.Year));
list.Add(string.Format("Genre: {0}", m_id3.Genre.ToString()));
list.Add(string.Format("Comment: {0}", m_id3.Comment));
}
if (m_waveTags != null)
{
list.Add("--------- Wave tags -----------");
foreach(WaveInfo key in m_waveTags.Keys)
list.Add(string.Format("{0}: {1}", key.ToString(), m_waveTags[key]));
}
ar.Close();
return list.ToArray();
}
private string[] IntspectFile(string fileName)
{
ID3v1 m_id3;
Dictionary <WaveInfo, string> m_waveTags = null;
IAudioReader ar = null;
Stream stream = null;
string ext = Path.GetExtension(fileName.ToLower());
m_id3 = null;
m_waveTags = null;
switch (ext)
{
case ".avi":
stream = File.OpenRead(fileName);
ar = new AviReader(stream);
if (!((AviReader)ar).HasAudio)
{
return(new string[] { string.Format("'{0}' file is not contains audio data", fileName) });
}
break;
case ".au":
case ".snd":
ar = new AuReader(File.OpenRead(fileName));
break;
case ".wav":
stream = File.OpenRead(fileName);
ar = new WaveReader(stream);
m_waveTags = (ar as WaveReader).ReadInfoTag();
break;
case ".mp3":
stream = File.OpenRead(fileName);
ar = new Mp3Reader(stream);
Mp3Reader mrID3 = new Mp3Reader(File.OpenRead(fileName));
m_id3 = mrID3.ReadID3v1Tag();
break;
default:
ar = new DsReader(fileName);
if (!((DsReader)ar).HasAudio)
{
return(new string[] { string.Format("'{0}' file is not contains audio data", fileName) });
}
break;
}
IntPtr format = ar.ReadFormat();
WaveFormat wf = AudioCompressionManager.GetWaveFormat(format);
List <string> list = new List <string>();
list.Add(string.Format("Opening {0}", fileName));
list.Add(string.Format("{0}, {1} Hz, {2} channels, {3} bits per sample", GetFormatTagName(wf.wFormatTag), wf.nSamplesPerSec, wf.nChannels, wf.wBitsPerSample));
list.Add(string.Format("Block Align: {0}, Average Bytes Per Second: {1}", wf.nBlockAlign, wf.nAvgBytesPerSec));
TimeSpan duration = TimeSpan.FromMilliseconds(ar.GetDurationInMS());
list.Add(string.Format("Duration: {0}", duration));
if (m_id3 != null)
{
list.Add("--------- ID3 -----------");
list.Add(string.Format("Title: {0}", m_id3.Title));
list.Add(string.Format("Artist: {0}", m_id3.Artist));
list.Add(string.Format("Album: {0}", m_id3.Album));
list.Add(string.Format("Year: {0}", m_id3.Year));
list.Add(string.Format("Genre: {0}", m_id3.Genre.ToString()));
list.Add(string.Format("Comment: {0}", m_id3.Comment));
}
if (m_waveTags != null)
{
list.Add("--------- Wave tags -----------");
foreach (WaveInfo key in m_waveTags.Keys)
{
list.Add(string.Format("{0}: {1}", key.ToString(), m_waveTags[key]));
}
}
ar.Close();
return(list.ToArray());
}
private void OpenFileClick(object sender, RoutedEventArgs e)
{
var openFileDialog = new OpenFileDialog()
{
Filter = "all files (*.txt;*.wav;*.wave;*.dat;*.mp3)|*.txt;*.wav;*.wave;*.dat;*.mp3|" +
"txt files (*.txt)|*.txt|" +
"wave files (*.wav;*.wave)|*.wav;*.wave|" +
"dat files (*.dat)|*.dat|" +
"mp3 files (*.mp3)|*.mp3"
};
openFileDialog.FilterIndex = Settings.GetOrDefault("filterIndex", openFileDialog.FilterIndex);
if (openFileDialog.ShowDialog() == true)
{
IReader reader;
switch (Path.GetExtension(openFileDialog.FileName))
{
case ".mp3":
reader = new Mp3Reader();
break;
case ".dat":
reader = new DatReader();
break;
case ".wav":
case ".wave":
reader = new WaveReader();
break;
case ".txt":
reader = new TxtReader();
break;
default:
throw new NotImplementedException();
}
if (reader.TryRead(File.ReadAllBytes(openFileDialog.FileName), out var fileInfo))
{
var signal = new Signal(Path.GetFileName(openFileDialog.FileName));
signal.SamplingFrq = fileInfo.nSamplesPerSec;
signal.StartDateTime = fileInfo.dateTime;
for (int i = 0; i < fileInfo.nChannels; i++)
{
signal.channels.Add(new Channel(fileInfo.data.GetLength(0)));
signal.channels[i].Source = signal.fileName;
signal.channels[i].Name = fileInfo.channelNames[i] ?? ("Channel " + i);
for (int j = 0; j < fileInfo.data.GetLength(0); j++)
{
signal.channels[i].values[j] = fileInfo.data[j, i];
}
}
Logger.Info($"File {openFileDialog.FileName} was opened");
signal.UpdateChannelsInfo();
ResetSignal(signal);
}
else
{
MessageBox.Show("Incorrect format", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
Logger.Info($"File {openFileDialog.FileName} has incorrect format");
}
Settings.Set("filterIndex", openFileDialog.FilterIndex);
}
}