public void ApplyMetadata(FileInfo mediaFile, SongProperties properties)
{
var formatter = new TitleFormatters.TitleFormatter(properties);
var trackData = formatter.GetProperties();
TagLib.Id3v2.Tag.DefaultVersion = 3;
TagLib.Id3v2.Tag.ForceDefaultVersion = true;
using (TagLib.File file = new AudioFile(mediaFile.FullName))
{
var albumCover = new AttachedPictureFrame(trackData.Picture)
{
Type = PictureType.FrontCover,
};
file.Tag.Pictures = new IPicture[1]{albumCover};
file.Tag.Album = trackData.AlbumTitle;
file.Tag.Title = trackData.Title;
file.Tag.Year = trackData.Year;
file.Tag.AlbumArtists = trackData.Artists;
file.Tag.Comment = trackData.Comment;
file.Tag.Genres = new[] {"Pop, Gospel, Motown"};
file.Save();
}
}
private static void RenameOneFile(FileInfo file, string caption) {
try {
AudioFile audioFile = new AudioFile(file.FullName) {
Tag = {Album = caption, Artists = new[] {caption}, AlbumArtists = new[] {caption}}
};
audioFile.Save();
Console.ForegroundColor = ConsoleColor.Green;
Console.WriteLine("Change tag name to [" +caption+"] for [" + file.Name + "] success.");
Console.ResetColor();
}
catch (Exception ex) {
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("Error change tag name for [" + file.Name + "]");
Console.ResetColor();
}
}
public override void Rebuild(bool deepLoad)
{
_tag = null;
if (IsServerURI == false)
{
try
{
TagLib.File.IFileAbstraction abs = null;
if (IsURI)
{
abs = new UriFileAbstraction(base.Path);
}
else
{
abs = new TagLib.File.LocalFileAbstraction(base.Path);
}
af = new TagLib.Mpeg.AudioFile(abs, ReadStyle.Average);
if (deepLoad)
{
// This will actually toggle reading the audio header
TimeSpan duration = af.Properties.Duration;
_deepLoad = true;
}
_tag = af.Tag;
_prop = af.Properties;
}
catch (Exception ex)
{
string s = null;
}
_tagModified = false;
}
}
/// <summary>
/// Calculates the File Quality Coefficient extracting information from the MPEG file Header.
/// For implementation details read the Wiki Page for this coefficient (http://code.google.com/p/p2p-player/wiki/ImplicitQoS#Coefficiente_di_Qualità_del_File)
/// </summary>
/// <param name="filepath">Path of the file</param>
/// <returns>File quality coeffient of the given file</returns>
private static FileQualityCoefficient calculateFQ(String filepath)
{
AudioFile mpegFile= new AudioFile(filepath);
AudioHeader header;
if (AudioHeader.Find(out header,mpegFile,0)) {
double brComp=Math.Truncate((Math.Log10(header.AudioBitrate/192.0)+0.78)*100.0)/100.0;
double srComp=0.0;
switch (header.AudioSampleRate) {
case 32000:
srComp=0.2;
break;
case 44100:
srComp=0.8;
break;
case 48000:
srComp=1.0;
break;
default:
srComp=0.0;
break;
}
double cmComp=0.0;
switch (header.ChannelMode) {
case ChannelMode.SingleChannel:
cmComp=0.2;
break;
case ChannelMode.DualChannel:
cmComp=0.5;
break;
case ChannelMode.JointStereo:
cmComp=0.8;
break;
case ChannelMode.Stereo:
cmComp=1.0;
break;
default:
cmComp=0.0;
break;
}
return new FileQualityCoefficient(brComp,cmComp,srComp);
} else {
return new FileQualityCoefficient();
}
}
private void ButtonSelectFile_Click(object sender, RoutedEventArgs e)
{
var dlg = new Microsoft.Win32.OpenFileDialog
{
FilterIndex = 3,
Filter = "MP3 Files (*.mp3)|*.mp3|MPEG 4 Audio (*.m4a)|*.m4a|Audio Files|*.mp3;*.m4a"
};
var result = dlg.ShowDialog();
if (result == true)
{
_filePath = dlg.FileName;
ButtonSelectFile.Content = Path.GetFileName(_filePath);
try // load data from tags
{
var file = new AudioFile(_filePath);
// Song title
TextBoxSongTitle.Text = file.Tag.Title;
// Song artist
if (string.IsNullOrEmpty(file.Tag.FirstPerformer))
{
ComboBoxArtist.SelectedIndex = -1;
}
else
{
int index = GetArtistIndex(file.Tag.FirstPerformer);
if (index == -1)
{
EnableEditing(ComboBoxArtist);
ComboBoxArtist.Text = file.Tag.FirstPerformer;
}
else
{
ComboBoxArtist.SelectedIndex = index;
}
}
// Song album
if (string.IsNullOrEmpty(file.Tag.Album))
{
ComboBoxAlbum.SelectedIndex = -1;
}
else
{
int index = GetAlbumIndex(file.Tag.Album);
if (index == -1)
{
EnableEditing(ComboBoxAlbum);
ComboBoxAlbum.Text = file.Tag.Album;
}
else
{
ComboBoxAlbum.SelectedIndex = index;
}
}
// Song genre
if (string.IsNullOrEmpty(file.Tag.Genres[0]))
{
ComboBoxGenre.SelectedIndex = -1;
}
else
{
int index = GetGenreIndex(file.Tag.Genres[0]);
if (index == -1)
{
EnableEditing(ComboBoxGenre);
ComboBoxGenre.Text = file.Tag.Genres[0];
}
else
{
ComboBoxGenre.SelectedIndex = index;
}
}
}
catch (Exception ex)
{
Debug.WriteLine("Unable to read tags from file. " + ex.Message);
}
if (string.IsNullOrEmpty(TextBoxSongTitle.Text))
{
TextBoxSongTitle.Text = Path.GetFileNameWithoutExtension(_filePath);
}
}
}
public ID3FileInfo(string path, bool deepLoad)
: base(path, false)
{
if (IsValid)
{
try
{
af = new TagLib.Mpeg.AudioFile(path, ReadStyle.Average);
if (deepLoad)
{
// This will actually toggle reading the audio header
TimeSpan duration = af.Properties.Duration;
_deepLoad = true;
}
_tag = af.Tag;
_prop = af.Properties;
}
catch
{
}
_tagModified = false;
}
}
public MP3Audio(string FilePath) : base(FilePath)
{
_mp3File = new AudioFile(FilePath);
}
