/// <summary>
/// Cue file filter. Parse Cue sheet file,
/// add cue fake track files for each one cue track,
/// removes original single file ape flac wav and etc, from list
/// </summary>
/// <typeparam name="T">Type of obgects in fileList</typeparam>
/// <param name="fileList">File list to be filtered</param>
/// <param name="adaptor"></param>
/// <returns></returns>
public static IList <T> CUEFileListFilter <T>(IList <T> fileList, ICueTrackFileBuilder <T> builder)
{
if (fileList == null || fileList.Count == 0)
{
return(fileList);
}
List <string> exclusionList = new List <string>(2);
List <T> resultList = new List <T>(fileList.Count);
foreach (T fobj in fileList)
{
string fileName = builder.getFileName(fobj);
if (CueUtil.isCueFile(fileName))
{
exclusionList.Add(fileName);
CueSheet cueSheet = new CueSheet(fileName);
string cuePath = System.IO.Path.GetDirectoryName(fileName);
foreach (Track track in cueSheet.Tracks)
{
if (!exclusionList.Contains(cuePath + "\\" + track.DataFile.Filename))
{
exclusionList.Add(cuePath + "\\" + track.DataFile.Filename);
}
resultList.Add(builder.build(fileName, cueSheet, track));
}
}
else
{
if (!isWavCueFile(fileName))
{
resultList.Add(fobj);
}
}
}
if (exclusionList.Count > 0)
{
List <T> tmpList = new List <T>(resultList.Count);
foreach (T fobj in resultList)
{
if (!exclusionList.Contains(builder.getFileName(fobj)))
{
tmpList.Add(fobj);
}
}
resultList = tmpList;
}
return(resultList);
}
/// <summary>
/// Cue file filter for usage with not generic parameters
/// See CUEFileListFilter for more infrmation
/// </summary>
/// <typeparam name="T">Parameter for builder (Type of IList entries)</typeparam>
/// <param name="fileList">fileList to filter</param>
/// <param name="builder">Builder for construct new list entries</param>
/// <returns>filtered list</returns>
public static IList <T> CUEFileListFilterList <T>(IList <T> fileList, ICueTrackFileBuilder <T> builder)
{
if (fileList == null || fileList.Count == 0)
{
return(fileList);
}
// Apply CUE Filter
fileList = CueUtil.CUEFileListFilter <T>(fileList, builder);
return(fileList);
}
public GUIListItem build(string cueFileName, CueSheet cueSheet, Track track)
{
GUIListItem res = new GUIListItem();
res.IsFolder = false;
res.Path = CueUtil.buildCueFakeTrackFileName(cueFileName, track);
MediaPortal.Util.Utils.SetDefaultIcons(res);
if (track.Performer != null && track.Performer != cueSheet.Performer)
{
res.Label = track.Performer + " - " + track.Title;
}
else
{
res.Label = track.Title;
}
res.Label = track.TrackNumber.ToString("00") + " " + res.Label;
return(res);
}
/// <summary>
/// This method is called by mediaportal when it wants information for a music file
/// The method will check which tagreader supports the file and ask it to extract the information from it
/// </summary>
/// <param name="strFile">filename of the music file</param>
/// <returns>
/// MusicTag instance when file has been read
/// null when file type is not supported or if the file does not contain any information
/// </returns>
public static MusicTag ReadTag(string strFile)
{
// Read Cue info
if (CueUtil.isCueFakeTrackFile(strFile))
{
try
{
return(CueUtil.CueFakeTrackFile2MusicTag(strFile));
}
catch (Exception ex)
{
Log.Warn("TagReader: Exception reading file {0}. {1}", strFile, ex.Message);
}
}
if (!IsAudio(strFile))
{
return(null);
}
char[] trimChars = { ' ', '\x00' };
try
{
// Set the flag to use the standard System Encoding set by the user
// Otherwise Latin1 is used as default, which causes characters in various languages being displayed wrong
TagLib.ByteVector.UseBrokenLatin1Behavior = true;
TagLib.File tag = TagLib.File.Create(strFile);
if (tag == null)
{
Log.Warn("Tagreader: No tag in file - {0}", strFile);
return(null);
}
MusicTag musictag = new MusicTag();
string[] artists = tag.Tag.Performers;
if (artists.Length > 0)
{
musictag.Artist = String.Join(";", artists).Trim(trimChars);
// The AC/DC exception
if (musictag.Artist.Contains("AC;DC"))
{
musictag.Artist = musictag.Artist.Replace("AC;DC", "AC/DC");
}
}
musictag.Album = tag.Tag.Album == null ? "" : tag.Tag.Album.Trim(trimChars);
musictag.HasAlbumArtist = false;
string[] albumartists = tag.Tag.AlbumArtists;
if (albumartists.Length > 0)
{
musictag.AlbumArtist = String.Join(";", albumartists).Trim(trimChars);
musictag.HasAlbumArtist = true;
// The AC/DC exception
if (musictag.AlbumArtist.Contains("AC;DC"))
{
musictag.AlbumArtist = musictag.AlbumArtist.Replace("AC;DC", "AC/DC");
}
}
musictag.BitRate = tag.Properties.AudioBitrate;
musictag.Comment = tag.Tag.Comment == null ? "" : tag.Tag.Comment.Trim(trimChars);
string[] composer = tag.Tag.Composers;
if (composer.Length > 0)
{
musictag.Composer = string.Join(";", composer).Trim(trimChars);
}
musictag.Conductor = tag.Tag.Conductor == null ? "" : tag.Tag.Conductor.Trim(trimChars);
IPicture[] pics = new IPicture[] { };
pics = tag.Tag.Pictures;
if (pics.Length > 0)
{
musictag.CoverArtImageBytes = pics[0].Data.Data;
}
musictag.Duration = (int)tag.Properties.Duration.TotalSeconds;
musictag.FileName = strFile;
musictag.FileType = tag.MimeType.Substring(tag.MimeType.IndexOf("/") + 1);
string[] genre = tag.Tag.Genres;
if (genre.Length > 0)
{
musictag.Genre = String.Join(";", genre).Trim(trimChars);
}
string lyrics = tag.Tag.Lyrics == null ? "" : tag.Tag.Lyrics.Trim(trimChars);
musictag.Title = tag.Tag.Title == null ? "" : tag.Tag.Title.Trim(trimChars);
// Prevent Null Ref execption, when Title is not set
musictag.Track = (int)tag.Tag.Track;
musictag.TrackTotal = (int)tag.Tag.TrackCount;
musictag.DiscID = (int)tag.Tag.Disc;
musictag.DiscTotal = (int)tag.Tag.DiscCount;
musictag.Codec = tag.Properties.Description;
if (tag.MimeType == "taglib/mp3")
{
musictag.BitRateMode = tag.Properties.Description.IndexOf("VBR") > -1 ? "VBR" : "CBR";
}
else
{
musictag.BitRateMode = "";
}
musictag.BPM = (int)tag.Tag.BeatsPerMinute;
musictag.Channels = tag.Properties.AudioChannels;
musictag.SampleRate = tag.Properties.AudioSampleRate;
musictag.Year = (int)tag.Tag.Year;
musictag.ReplayGainTrack = tag.Tag.ReplayGainTrack ?? "";
musictag.ReplayGainTrackPeak = tag.Tag.ReplayGainTrackPeak ?? "";
musictag.ReplayGainAlbum = tag.Tag.ReplayGainAlbum ?? "";
musictag.ReplayGainAlbumPeak = tag.Tag.ReplayGainAlbumPeak ?? "";
if (tag.MimeType == "taglib/mp3")
{
bool foundPopm = false;
// Handle the Rating, which comes from the POPM frame
TagLib.Id3v2.Tag id32_tag = tag.GetTag(TagLib.TagTypes.Id3v2) as TagLib.Id3v2.Tag;
if (id32_tag != null)
{
// Do we have a POPM frame written by MediaPortal or MPTagThat?
TagLib.Id3v2.PopularimeterFrame popmFrame = TagLib.Id3v2.PopularimeterFrame.Get(id32_tag, "MediaPortal",
false);
if (popmFrame == null)
{
popmFrame = TagLib.Id3v2.PopularimeterFrame.Get(id32_tag, "MPTagThat", false);
}
if (popmFrame != null)
{
musictag.Rating = popmFrame.Rating;
foundPopm = true;
}
// Now look for a POPM frame written by WMP
if (!foundPopm)
{
TagLib.Id3v2.PopularimeterFrame popm = TagLib.Id3v2.PopularimeterFrame.Get(id32_tag,
"Windows Media Player 9 Series",
false);
if (popm != null)
{
// Get the rating stored in the WMP POPM frame
int rating = popm.Rating;
int i = 0;
if (rating == 255)
{
i = 5;
}
else if (rating == 196)
{
i = 4;
}
else if (rating == 128)
{
i = 3;
}
else if (rating == 64)
{
i = 2;
}
else if (rating == 1)
{
i = 1;
}
musictag.Rating = i;
foundPopm = true;
}
}
if (!foundPopm)
{
// Now look for any other POPM frame that might exist
foreach (TagLib.Id3v2.PopularimeterFrame popm in id32_tag.GetFrames <TagLib.Id3v2.PopularimeterFrame>())
{
int rating = popm.Rating;
int i = 0;
if (rating > 205 || rating == 5)
{
i = 5;
}
else if (rating > 154 || rating == 4)
{
i = 4;
}
else if (rating > 104 || rating == 3)
{
i = 3;
}
else if (rating > 53 || rating == 2)
{
i = 2;
}
else if (rating > 0 || rating == 1)
{
i = 1;
}
musictag.Rating = i;
foundPopm = true;
break; // we only take the first popm frame
}
}
if (!foundPopm)
{
// If we don't have any POPM frame, we might have an APE Tag embedded in the mp3 file
TagLib.Ape.Tag apetag = tag.GetTag(TagTypes.Ape, false) as TagLib.Ape.Tag;
if (apetag != null)
{
TagLib.Ape.Item apeItem = apetag.GetItem("RATING");
if (apeItem != null)
{
string rating = apeItem.ToString();
try
{
musictag.Rating = Convert.ToInt32(rating);
}
catch (Exception ex)
{
musictag.Rating = 0;
Log.Warn("Tagreader: Unsupported APE rating format - {0} in {1} {2}", rating, strFile, ex.Message);
}
}
}
}
}
}
else
{
if (tag.MimeType == "taglib/ape")
{
TagLib.Ape.Tag apetag = tag.GetTag(TagTypes.Ape, false) as TagLib.Ape.Tag;
if (apetag != null)
{
TagLib.Ape.Item apeItem = apetag.GetItem("RATING");
if (apeItem != null)
{
string rating = apeItem.ToString();
try
{
musictag.Rating = Convert.ToInt32(rating);
}
catch (Exception ex)
{
musictag.Rating = 0;
Log.Warn("Tagreader: Unsupported APE rating format - {0} in {1} {2}", rating, strFile, ex.Message);
}
}
}
}
}
// if we didn't get a title, use the Filename without extension to prevent the file to appear as "unknown"
if (musictag.Title == "")
{
Log.Warn("TagReader: Empty Title found in file: {0}. Please retag.", strFile);
musictag.Title = System.IO.Path.GetFileNameWithoutExtension(strFile);
}
return(musictag);
}
catch (UnsupportedFormatException)
{
Log.Warn("Tagreader: Unsupported File Format {0}", strFile);
}
catch (Exception ex)
{
Log.Warn("TagReader: Exception reading file {0}. {1}", strFile, ex.Message);
}
return(null);
}
public string build(string cueFileName, CueSheet cueSheet, Track track)
{
return(CueUtil.buildCueFakeTrackFileName(cueFileName, track));
}
