/// <summary>
/// Used internally to fill a row of a DataSet with metadata for the given media file.
/// </summary>
/// <param name="filename">Windows Media File (.wma file)</param></param>
/// <param name="row">The TrackRow to be filled with data</param>
private void RetrieveTrackRow(string filename, ref MediaData.TrackRow row)
{
MediaData.TrackDataTable tab = new MediaData.TrackDataTable();
using (MetadataEditor md = new MetadataEditor(filename))
{
row.AlbumTitle = md[MediaMetadata.AlbumTitle] as string;
row.AlbumArtist = md[MediaMetadata.AlbumArtist] as string;
row.Author = md[MediaMetadata.Author] as string;
object o = md[MediaMetadata.BitRate];
if (o == null)
row.SetBitRateNull();
else
row.BitRate = (uint)o;
row.Composer = md[MediaMetadata.Composer] as string;
row.Conductor = md[MediaMetadata.Conductor] as string;
o = md[MediaMetadata.Duration];
if (o == null)
row.SetDurationNull();
else
{
row.Duration = new TimeSpan((long)(ulong)o);
}
row.FileName = filename;
o = md[MediaMetadata.FileSize];
if (o == null)
row.SetFileSizeNull();
else
row.FileSize = (ulong)o;
row.Genre = md[MediaMetadata.Genre] as string;
o = md[MediaMetadata.IsProtected];
if (o == null)
row.SetIsProtectedNull();
else
row.IsProtected = (bool)o;
row.Lyrics = md[MediaMetadata.Lyrics] as string;
row.AcoustID = md[MediaMetadata.AcoustID] as string;
row.MBID = md[MediaMetadata.MBID] as string;
row.Publisher = md[MediaMetadata.Publisher] as string;
row.Text = md[MediaMetadata.Text] as string;
row.Title = md[MediaMetadata.Title] as string;
o = md[MediaMetadata.TrackNumber];
if (o == null)
row.SetTrackNumberNull();
else
row.TrackNumber = (uint) o;
}
}
//
// Returns a list of KeyValuePair objects with name:value ofsong attributes
//
// Example: WM/AlbumArtist:Scott Swift
//---------------------------------------------------------------------------
public List<KeyValuePair<string, string>> GetSongAttributesWMA(string filePath)
{
List<KeyValuePair<string, string>> sl = new List<KeyValuePair<string, string>>();
MetadataEditor me = new MetadataEditor(filePath);
foreach (WinMediaLib.Attribute a in me) sl.Add(new KeyValuePair<string, string>(a.Name, a.Value.ToString()));
return sl;
}
/// <summary>
/// Retrieves structured property information for the given media file.
/// </summary>
/// <param name="filename">Windows Media File (.asf, .wma, .wmv file)</param>
/// <returns>TrackInfo object containing commonly-used fields</returns>
public TrackInfo RetrieveTrackInfo(string filename)
{
TrackInfo ti = new TrackInfo();
using (MetadataEditor md = new MetadataEditor(filename))
{
ti.title = md[MediaMetadata.Title] as string;
ti.author = md[MediaMetadata.Author] as string;
ti.albumTitle = md[MediaMetadata.AlbumTitle] as string;
ti.albumArtist = md[MediaMetadata.AlbumArtist] as string;
ti.publisher = md[MediaMetadata.Publisher] as string;
ti.genre = md[MediaMetadata.Genre] as string;
ti.year = md[MediaMetadata.Year] as string;
object o = md[MediaMetadata.TrackNumber];
ti.track = (o == null ? 0 : (uint)o);
o = md[MediaMetadata.Duration];
ti.duration = new TimeSpan((o == null ? 0 : (long)(ulong)o));
o = md[MediaMetadata.BitRate];
ti.bitRate = (o == null ? 0 : (uint)o);
o = md[MediaMetadata.IsProtected];
ti.isProtected = (o == null ? false : (bool)o);
o = md[MediaMetadata.FileSize];
ti.fileSize = (o == null ? 0 : (ulong)o);
ti.lyrics = md[MediaMetadata.Lyrics] as string;
ti.acoustId = md[MediaMetadata.AcoustID] as string;
ti.mbId = md[MediaMetadata.MBID] as string;
ti.text = md[MediaMetadata.Text] as string;
ti.composer = md[MediaMetadata.Composer] as string;
ti.conductor = md[MediaMetadata.Conductor] as string;
}
return ti;
}
public MetadataEnumerator(MetadataEditor editor)
{
ed = editor;
}