public void AlbumArtTest()
{
var blankImage = new Bitmap(128, 128, PixelFormat.Format32bppRgb);
var audioFileMetadata = AudioFileMetadata.BuildAudioFileMetaData(sampleMp3FileName);
var hasAlbumArt = audioFileMetadata.HasAlbumArt;
Assert.True(hasAlbumArt, "Failed to extract album art from MP3 file");
var albumArt = audioFileMetadata.AlbumArt;
var imageLength = 0;
var returnedImageLength = 0;
using (var memStream = new MemoryStream())
{
blankImage.Save(memStream, ImageFormat.Bmp);
imageLength = memStream.ToArray().Length;
}
using (var memStream = new MemoryStream())
{
albumArt.Save(memStream, ImageFormat.Bmp);
returnedImageLength = memStream.ToArray().Length;
}
var imageSizeIsEqual = imageLength == returnedImageLength;
Assert.True(imageSizeIsEqual, "Image extracted was not the same size as image stored in audio metdata tag");
}
public void BuildAudioFileMetdata()
{
var audioFileMetadata = AudioFileMetadata.BuildAudioFileMetaData(sampleMp3FileName);
var metadataWasBuiltCorrectly = audioFileMetadata.HasFutherMetadataTag;
Assert.True(metadataWasBuiltCorrectly, "Metdata was not extracted correctly from audio metadata tag");
}
public async Task <Song> AddFile(string filename, IAudioFileMetadata metadata = null)
{
if (!File.Exists(filename))
{
throw new FileNotFoundException(string.Format("Could not add file '{0}' as it is was not found on this system", filename));
}
if (!_audioFormats.FileSupported(filename))
{
throw new FileFormatException(string.Format("Error adding file '{0}': this format is not supported", filename));
}
if (metadata == null)
{
metadata = AudioFileMetadata.BuildAudioFileMetaData(filename);
}
var artist = await GetArtistForTag(metadata);
var album = await GetAlbumForTag(metadata);
var newSong = await BuildSongFromMetadata(filename, metadata, artist, album);
return(newSong);
}
public void Title()
{
var audioFileMetadata = AudioFileMetadata.BuildAudioFileMetaData(sampleMp3FileName);
var title = audioFileMetadata.Title;
var titleIsCorrect = !string.IsNullOrEmpty(title) && (title == "sample title");
Assert.True(titleIsCorrect, "Title name extracted was incorrect");
}
public void Length()
{
var audioFileMetadata = AudioFileMetadata.BuildAudioFileMetaData(sampleMp3FileName);
var audioLength = audioFileMetadata.Length;
var audioLengthIsCorrect = audioLength == 152;
Assert.True(audioLengthIsCorrect, "Audio playback length extract was incorrect");
}
public void Artist()
{
var audioFileMetadata = AudioFileMetadata.BuildAudioFileMetaData(sampleMp3FileName);
var artist = audioFileMetadata.Artist;
var artistIsCorrect = !string.IsNullOrEmpty(artist) && (artist == "sample artist");
Assert.True(artistIsCorrect, "Artist name extracted was incorrect");
}
public void Album()
{
var audioFileMetadata = AudioFileMetadata.BuildAudioFileMetaData(sampleMp3FileName);
var album = audioFileMetadata.Album;
var albumIsCorrect = !string.IsNullOrEmpty(album) && (album == "sample album");
Assert.True(albumIsCorrect, "Album name extracted was incorrect");
}
private List <Tuple <string, IAudioFileMetadata> > ExtractMetadataFromFiles(IEnumerable <string> filesToAdd, Action <object, AudioFileImportedEventArgs> progressHandler,
int concurrencyLimit, int numFilesToAdd)
{
return(filesToAdd.AsParallel().WithDegreeOfParallelism(concurrencyLimit).Select(f =>
{
var metadataTuple = new Tuple <string, IAudioFileMetadata>(f, AudioFileMetadata.BuildAudioFileMetaData(f));
Task.Run(() => progressHandler?.Invoke(this, new AudioFileImportedEventArgs
{
JustProcessing = true,
FileAdded = f,
TotalFilesThisImport = numFilesToAdd
}));
return metadataTuple;
}).ToList());
}
