/// <summary>
/// Gives you all available metadata blocks in the flac file.
/// </summary>
/// <param name="path"></param>
/// <returns></returns>
public static List<MetadataBlock> GetMetaData(string path)
{
using (FlacFile flac = new FlacFile(path))
{
return flac.Metadata;
}
}
/// <summary>
/// Gets the duration of the track in seconds.
/// </summary>
/// <param name="path"></param>
/// <returns>The duration of the track in seconds or 0 if the duration is not known (sample count is missing from streaminfo metadata)</returns>
public static int GetDuration(string path)
{
using (FlacFile file = new FlacFile(path))
{
return file.StreamInfo.Duration;
}
}
/// <summary>
/// Gives you the StreamInfo metadata
/// </summary>
/// <param name="path"></param>
/// <returns>The StreamInfo metadata or null if no StreamInfo metadata is found.</returns>
public static StreamInfo GetStreamInfo(string path)
{
using (FlacFile flac = new FlacFile(path))
{
return flac.StreamInfo;
}
}
public void OpenAndCloseFlacFileWithFilePath()
{
using (FlacFile file = new FlacFile(@"Data\testfile1.flac"))
{
// Doing nothing
}
}
/// <summary>
/// Gets the duration of the track in seconds.
/// </summary>
/// <param name="path"></param>
/// <returns>The duration of the track in seconds or 0 if the duration is not known (sample count is missing from streaminfo metadata)</returns>
public static int GetDuration(string path)
{
using (FlacFile file = new FlacFile(path))
{
return(file.StreamInfo.Duration);
}
}
/// <summary>
/// Gives you all available metadata blocks in the flac file.
/// </summary>
/// <param name="path"></param>
/// <returns></returns>
public static List <MetadataBlock> GetMetaData(string path)
{
using (FlacFile flac = new FlacFile(path))
{
return(flac.Metadata);
}
}
/// <summary>
/// Gives you the StreamInfo metadata
/// </summary>
/// <param name="path"></param>
/// <returns>The StreamInfo metadata or null if no StreamInfo metadata is found.</returns>
public static StreamInfo GetStreamInfo(string path)
{
using (FlacFile flac = new FlacFile(path))
{
return(flac.StreamInfo);
}
}
/// <summary>
/// Gives you the vorbis comment metadata (ID3V2 tags).
/// </summary>
/// <param name="path"></param>
/// <returns>The vorbis comment metadata or null if none is available.</returns>
public static VorbisComment GetVorbisComment(string path)
{
using (FlacFile flac = new FlacFile(path))
{
return(flac.VorbisComment);
}
}
/// <summary>
/// Gets the specific vorbis field name (example = ARTIST) if it is available.
/// </summary>
/// <param name="path"></param>
/// <param name="fieldName"></param>
/// <returns>The value of the field or an empty string if the field is not available.</returns>
public static VorbisCommentValues GetVorbisField(string path, string fieldName)
{
using (FlacFile flac = new FlacFile(path))
{
if (flac.VorbisComment != null && flac.VorbisComment.ContainsField(fieldName))
{
return(flac.VorbisComment[fieldName]);
}
return(new VorbisCommentValues());
}
}
public void OpenAndCloseFlacFileWithStream()
{
// To avoid CA2202 (http://msdn.microsoft.com/query/dev12.query?appId=Dev12IDEF1&l=EN-US&k=k%28CA2202%29;k%28TargetFrameworkMoniker-.NETFramework)
// we only use "using" for the inner resource. This ensure the Dispose of the Stream isn't called twice.
Stream stream = null;
try
{
stream = File.OpenRead(@"Data\testfile1.flac");
using (FlacFile file = new FlacFile(stream))
{
stream = null;
// Doing nothing, just testing an open and close action.
}
}
finally
{
if (stream != null)
{
stream.Dispose();
}
}
}
public void OpenFlacFileAndCheckPadding()
{
using (FlacFile file = new FlacFile(@"Data\testfile1.flac"))
{
//Assert.IsTrue(file.Metadata.Count > 0, "No metadata blocks were found for the test file, this is not correct!");
foreach (MetadataBlock block in file.Metadata)
{
if (block.Header.Type == MetadataBlockHeader.MetadataBlockType.Padding)
{
Assert.AreEqual(block.Header.MetaDataBlockLength, ((Padding)block).EmptyBitCount / 8);
}
}
}
}
/// <summary>
/// Gives you the vorbis comment metadata (ID3V2 tags).
/// </summary>
/// <param name="path"></param>
/// <returns>The vorbis comment metadata or null if none is available.</returns>
public static VorbisComment GetVorbisComment(string path)
{
using (FlacFile flac = new FlacFile(path))
{
return flac.VorbisComment;
}
}
public void OpenFlacFileAndCheckSeekTable()
{
using (FlacFile file = new FlacFile(@"Data\testfile3.flac"))
{
var seekTable = file.SeekTable;
// There's a seekpoint every 2 seconds so there should be 20 seekpoints ...
Assert.AreEqual(20, seekTable.SeekPoints.Count);
// We know seekpoint 0 should start at sample number 0, with an offset of 0 and number of samples = 4096
Assert.AreEqual<ulong>(0, seekTable.SeekPoints.Values[0].FirstSampleNumber);
Assert.AreEqual<ulong>(0, seekTable.SeekPoints.Values[0].ByteOffset);
Assert.AreEqual<ulong>(4096, seekTable.SeekPoints.Values[0].NumberOfSamples);
// We know seekpoint 2 should start at sample number 176128, with an offset of 121744 and number of samples = 4096
Assert.AreEqual<ulong>(176128, seekTable.SeekPoints.Values[2].FirstSampleNumber);
Assert.AreEqual<ulong>(121744, seekTable.SeekPoints.Values[2].ByteOffset);
Assert.AreEqual<ushort>(4096, seekTable.SeekPoints.Values[2].NumberOfSamples);
// We know seekpoint 5 should start at sample number 438272, with an offset of 302152 and number of samples = 4096
Assert.AreEqual<ulong>(438272, seekTable.SeekPoints.Values[5].FirstSampleNumber);
Assert.AreEqual<ulong>(302152, seekTable.SeekPoints.Values[5].ByteOffset);
Assert.AreEqual<ushort>(4096, seekTable.SeekPoints.Values[5].NumberOfSamples);
// We know seekpoint 19 should start at sample number 1675264, with an offset of 1451579 and number of samples = 4096
Assert.AreEqual<ulong>(1675264, seekTable.SeekPoints.Values[19].FirstSampleNumber);
Assert.AreEqual<ulong>(1451579, seekTable.SeekPoints.Values[19].ByteOffset);
Assert.AreEqual<ushort>(4096, seekTable.SeekPoints.Values[19].NumberOfSamples);
// Not testing ALL seekpoints ...
}
}
public void OpenFlacFileAndCheckPicture()
{
using (FlacFile file = new FlacFile(@"Data\testfile2.flac"))
{
//Assert.IsTrue(file.Metadata.Count > 0, "No metadata blocks were found for the test file, this is not correct!");
foreach (MetadataBlock block in file.Metadata)
{
if (block.Header.Type == MetadataBlockHeader.MetadataBlockType.Picture)
{
Picture info = (Picture)block;
Assert.AreEqual<UInt32>(213, info.Height);
Assert.AreEqual<UInt32>(400, info.Width);
Assert.AreEqual(info.PictureType, PictureType.CoverFront);
Assert.AreEqual(info.MIMEType, "image/jpeg");
}
}
}
}
public void OpenFlacFileAndCheckStreamInfo()
{
using (FlacFile file = new FlacFile(@"Data\testfile1.flac"))
{
//Assert.IsTrue(file.Metadata.Count > 0, "No metadata blocks were found for the test file, this is not correct!");
foreach (MetadataBlock block in file.Metadata)
{
if (block.Header.Type == MetadataBlockHeader.MetadataBlockType.StreamInfo)
{
StreamInfo info = (StreamInfo)block;
string md5sum = Helpers.ByteHelper.ByteArrayToString(info.MD5Signature);
Assert.AreEqual("1d2e54a059ea776787ef66f1f93d3e34", md5sum);
Assert.AreEqual(4096, info.MinimumBlockSize);
Assert.AreEqual(4096, info.MaximumBlockSize);
Assert.AreEqual<uint>(1427, info.MinimumFrameSize);
Assert.AreEqual<uint>(7211, info.MaximumFrameSize);
Assert.AreEqual<uint>(44100, info.SampleRateHz);
Assert.AreEqual(1, info.Channels);
Assert.AreEqual(16, info.BitsPerSample);
Assert.AreEqual(1703592, info.Samples);
}
}
}
}
public void OpenFlacFileAndCheckVorbisComment()
{
using (FlacFile file = new FlacFile(@"Data\testfile1.flac"))
{
//Assert.IsTrue(file.Metadata.Count > 0, "No metadata blocks were found for the test file, this is not correct!");
foreach (MetadataBlock block in file.Metadata)
{
if (block.Header.Type == MetadataBlockHeader.MetadataBlockType.VorbisComment)
{
VorbisComment info = (VorbisComment)block;
Assert.AreEqual("Ziggystar", info["ARTIST"].Value);
Assert.AreEqual("Ziggystar", info.Artist.Value);
Assert.AreEqual("Roland jx3p demo", info["TITLE"].Value);
Assert.AreEqual("Roland jx3p demo", info.Title.Value);
Assert.AreEqual("Wiki Commons", info["ALBUM"].Value);
Assert.AreEqual("Wiki Commons", info.Album.Value);
Assert.AreEqual("2005", info["DATE"].Value);
Assert.AreEqual("2005", info.Date.Value);
Assert.AreEqual("01", info["TRACKNUMBER"].Value);
Assert.AreEqual("01", info.TrackNumber.Value);
Assert.AreEqual("Electronic", info["GENRE"].Value);
Assert.AreEqual("Electronic", info.Genre.Value);
Assert.IsFalse(info.ContainsField("UNEXISTINGKEY"));
}
}
}
}
public void OpenInvalidFlacFile()
{
using (FlacFile file = new FlacFile(@"Data\noflacfile.ogg"))
{
// Doing nothing
}
}
/// <summary>
/// Gets the specific vorbis field name (example = ARTIST) if it is available.
/// </summary>
/// <param name="path"></param>
/// <param name="fieldName"></param>
/// <returns>The value of the field or an empty string if the field is not available.</returns>
public static VorbisCommentValues GetVorbisField(string path, string fieldName)
{
using (FlacFile flac = new FlacFile(path))
{
if (flac.VorbisComment != null && flac.VorbisComment.ContainsField(fieldName))
{
return flac.VorbisComment[fieldName];
}
return new VorbisCommentValues();
}
}
public void OpenFlacFileAndCheckMetadata()
{
using (FlacFile file = new FlacFile(@"Data\testfile1.flac"))
{
Assert.IsTrue(file.Metadata.Count > 0, "No metadata blocks were found for the test file, this is not correct!");
}
}
private static void UpdateFlacTagsAsync(this MusicDb musicDb, MusicFile mf)
{
const string vorbisSeparators = ";\r\n\t";
using (var file = new fsl.FlacFile(mf.File))
{
var vorbisComment = file.VorbisComment;
if (vorbisComment != null)
{
foreach (var tag in vorbisComment)
{
try
{
var values = tag.Value.Select(x => x.Trim()).ToList();
if (values.Any(x => x.IndexOfAny(vorbisSeparators.ToCharArray()) >= 0))
{
var subValues = new List <string>();
foreach (var item in values)
{
var parts = item.Split(vorbisSeparators.ToCharArray());
subValues.AddRange(parts.Select(x => x.Trim()));
}
values = subValues;
}
//var value = string.Join("|", tag.Value.Select(x => x.Trim()).ToArray());
var value = string.Join("|", values);
var idTag = new IdTag
{
MusicFile = mf,
Name = tag.Key,
Value = value
};
mf.IdTags.Add(idTag);
//await musicDb.IdTags.AddAsync(idTag);
}
catch (Exception xe)
{
log.Error(xe);
throw;
}
}
}
var pictures = file.GetAllPictures();
var picture = pictures.FirstOrDefault(x => x.PictureType == FlacLibSharp.PictureType.CoverFront);
if (picture != null)
{
var idTag = new IdTag
{
MusicFile = mf,
Name = "Pictures",
PictureMimeType = picture.MIMEType,
PictureData = picture.Data
};
mf.IdTags.Add(idTag);
//await musicDb.IdTags.AddAsync(idTag);
}
else
{
log.Debug($"{mf.File} {pictures.Count()} pictures found - but no FlacLibSharp.PictureType.CoverFront");
}
if (mf.IdTags.SingleOrDefault(x => string.Compare(x.Name, "COMPOSITION", true) == 0) == null)
{
var w = mf.IdTags.SingleOrDefault(x => string.Compare(x.Name, "Work", true) == 0);
if (w == null)
{
var title = mf.IdTags.SingleOrDefault(x => string.Compare(x.Name, "Title", true) == 0);
if (title != null)
{
var parts = title.Value.Split(':');
var idTag = new IdTag
{
MusicFile = mf,
Name = "COMPOSITION",
Value = parts.First().Trim()
};
mf.IdTags.Add(idTag);
if (parts.Length > 1)
{
title.Value = string.Join(":", parts.Skip(1)).Trim();
}
//else
//{
// log.Information("pause");
//}
}
//if (title != null && title.Value.Contains(":"))
//{
// var parts = title.Value.Split(':');
// var idTag = new IdTag
// {
// MusicFile = mf,
// Name = "COMPOSITION",
// Value = parts.First().Trim()
// };
// mf.IdTags.Add(idTag);
// //await musicDb.IdTags.AddAsync(idTag);
//}
}
else
{
var work = w.Value.Split(':');
var idTag = new IdTag
{
MusicFile = mf,
Name = "COMPOSITION",
Value = work.First().Trim()
};
mf.IdTags.Add(idTag);
//await musicDb.IdTags.AddAsync(idTag);
}
}
if (mf.IdTags.SingleOrDefault(x => string.Compare(x.Name, "Orchestra", true) == 0) == null)
{
//var performers = mf.GetTagValue("Performer") ?? mf.GetTagValue("Performers");
var performers = mf.GetTag("Performer") ?? mf.GetTag("Performers");
if (performers != null)
{
var orchestra = Extract("orchestra", performers.Value);
if (orchestra != null)
{
performers.Value = Remove("orchestra", performers.Value);
var idTag = new IdTag
{
MusicFile = mf,
Name = "ORCHESTRA",
Value = orchestra
};
mf.IdTags.Add(idTag);
//await musicDb.IdTags.AddAsync(idTag);
}
}
}
if (mf.IdTags.SingleOrDefault(x => string.Compare(x.Name, "Conductor", true) == 0) == null)
{
var performers = mf.GetTag("Performer") ?? mf.GetTag("Performers");
if (performers != null)
{
var orchestra = Extract("conductor", performers.Value);
if (orchestra != null)
{
performers.Value = Remove("conductor", performers.Value);
var idTag = new IdTag
{
MusicFile = mf,
Name = "CONDUCTOR",
Value = orchestra
};
mf.IdTags.Add(idTag);
//await musicDb.IdTags.AddAsync(idTag);
}
}
}
}
}
public void OpenFlacFileAndCheckCueSheet()
{
using (FlacFile file = new FlacFile(@"Data\testfile4.flac"))
{
var cueSheet = file.CueSheet;
Assert.IsNotNull(cueSheet, "No cuesheet found.");
Assert.AreEqual<UInt32>(600, cueSheet.Header.MetaDataBlockLength);
Assert.AreEqual<ulong>(88200, cueSheet.LeadInSampleCount);
Assert.AreEqual(4, cueSheet.TrackCount);
Assert.AreEqual(String.Empty, cueSheet.MediaCatalog);
Assert.AreEqual(cueSheet.TrackCount, cueSheet.Tracks.Count);
Assert.AreEqual<ulong>(0, cueSheet.Tracks[0].TrackOffset);
Assert.AreEqual(1, cueSheet.Tracks[0].IndexPointCount);
Assert.AreEqual(1, cueSheet.Tracks[0].TrackNumber);
Assert.AreEqual(cueSheet.Tracks[0].IndexPoints.Count, cueSheet.Tracks[0].IndexPointCount);
Assert.AreEqual(true, cueSheet.Tracks[0].IsAudioTrack);
Assert.AreEqual(false, cueSheet.Tracks[0].IsPreEmphasis);
Assert.AreEqual(String.Empty, cueSheet.Tracks[0].ISRC);
Assert.AreEqual<ulong>(661500, cueSheet.Tracks[1].TrackOffset);
Assert.AreEqual(2, cueSheet.Tracks[1].IndexPointCount);
Assert.AreEqual(2, cueSheet.Tracks[1].TrackNumber);
Assert.AreEqual(false, cueSheet.IsCDCueSheet);
Assert.AreEqual(cueSheet.Tracks[1].IndexPoints.Count, cueSheet.Tracks[1].IndexPointCount, cueSheet.Tracks[1].IndexPoints.Count);
Assert.AreEqual(true, cueSheet.Tracks[1].IsAudioTrack);
Assert.AreEqual(false, cueSheet.Tracks[1].IsPreEmphasis);
Assert.AreEqual(String.Empty, cueSheet.Tracks[1].ISRC);
Assert.AreEqual<ulong>(1102500, cueSheet.Tracks[2].TrackOffset);
Assert.AreEqual(2, cueSheet.Tracks[2].IndexPointCount);
Assert.AreEqual(3, cueSheet.Tracks[2].TrackNumber);
Assert.AreEqual(cueSheet.Tracks[2].IndexPoints.Count, cueSheet.Tracks[2].IndexPointCount);
Assert.AreEqual(true, cueSheet.Tracks[2].IsAudioTrack);
Assert.AreEqual(false, cueSheet.Tracks[2].IsPreEmphasis);
Assert.AreEqual(String.Empty, cueSheet.Tracks[2].ISRC);
Assert.AreEqual<ulong>(1703592, cueSheet.Tracks[3].TrackOffset);
Assert.AreEqual(170, cueSheet.Tracks[3].TrackNumber); // Lead-out
}
}
