public void TestMatroskaBinaryAttachmentInfo()
{
// Arrange
MatroskaBinaryReader matroskaInfoReader = GetMatroskaBinaryFileReader();
// Act
matroskaInfoReader.ReadAttachmentsAsync().Wait();
// Assert
Assert.IsTrue(matroskaInfoReader.GetAttachmentByNameAsync("cover.").Result.Length > 0);
Assert.IsTrue(matroskaInfoReader.GetAttachmentByNameAsync("banner.").Result.Length > 0);
Assert.IsTrue(matroskaInfoReader.GetAttachmentByNameAsync("poster.").Result.Length > 0);
Assert.IsTrue(matroskaInfoReader.GetAttachmentByNameAsync("fanart.").Result.Length > 0);
Assert.IsTrue(matroskaInfoReader.GetAttachmentByNameAsync("clearart.").Result.Length > 0);
Assert.IsTrue(matroskaInfoReader.GetAttachmentByNameAsync("clearlogo.").Result.Length > 0);
}
/// <summary>
/// Reads all mkv tag images and caches them in the <see cref="IFanArtCache"/> service.
/// </summary>
/// <param name="lfsra"><see cref="ILocalFsResourceAccessor>"/> for the file.</param>
/// <param name="mediaItemId">Id of the media item.</param>
/// <param name="title">Title of the media item.</param>
/// <returns><see cref="Task"/> that completes when the images have been cached.</returns>
protected async Task ExtractMkvFanArt(ILocalFsResourceAccessor lfsra, Guid mediaItemId, string title)
{
if (lfsra == null)
{
return;
}
MatroskaBinaryReader mkvReader = new MatroskaBinaryReader(lfsra);
IFanArtCache fanArtCache = ServiceRegistration.Get <IFanArtCache>();
foreach (var pattern in MKV_PATTERNS)
{
byte[] binaryData = await mkvReader.GetAttachmentByNameAsync(pattern.Item1).ConfigureAwait(false);
if (binaryData == null)
{
continue;
}
string filename = pattern + Path.GetFileNameWithoutExtension(lfsra.LocalFileSystemPath);
await fanArtCache.TrySaveFanArt(mediaItemId, title, pattern.Item2, p => TrySaveFileImage(binaryData, p, filename)).ConfigureAwait(false);
}
}
public bool TryGetFanArt(string mediaType, string fanArtType, string name, int maxWidth, int maxHeight, bool singleRandom, out IList <FanArtImage> result)
{
result = null;
Guid mediaItemId;
if (!Guid.TryParse(name, out mediaItemId))
{
return(false);
}
IMediaLibrary mediaLibrary = ServiceRegistration.Get <IMediaLibrary>(false);
if (mediaLibrary == null)
{
return(false);
}
IFilter filter = new MediaItemIdFilter(mediaItemId);
IList <MediaItem> items = mediaLibrary.Search(new MediaItemQuery(NECESSARY_MIAS, filter), false, null, true);
if (items == null || items.Count == 0)
{
return(false);
}
MediaItem mediaItem = items.First();
// Virtual resources won't have any local fanart
if (mediaItem.IsVirtual)
{
return(false);
}
var resourceLocator = mediaItem.GetResourceLocator();
string fileSystemPath = string.Empty;
IList <string> patterns = new List <string>();
switch (fanArtType)
{
case FanArtTypes.Banner:
patterns.Add("banner.");
break;
case FanArtTypes.ClearArt:
patterns.Add("clearart.");
break;
case FanArtTypes.Poster:
case FanArtTypes.Thumbnail:
patterns.Add("cover.");
patterns.Add("poster.");
patterns.Add("folder.");
break;
case FanArtTypes.FanArt:
patterns.Add("backdrop.");
patterns.Add("fanart.");
break;
case FanArtTypes.Logo:
patterns.Add("clearlogo.");
break;
default:
return(false);
}
// File based access
try
{
using (var accessor = resourceLocator?.CreateAccessor())
{
ILocalFsResourceAccessor fsra = accessor as ILocalFsResourceAccessor;
if (fsra != null)
{
var ext = Path.GetExtension(fsra.LocalFileSystemPath);
if (!SUPPORTED_EXTENSIONS.Contains(ext))
{
return(false);
}
MatroskaBinaryReader mkvReader = new MatroskaBinaryReader(fsra);
foreach (string pattern in patterns)
{
byte[] binaryData = mkvReader.GetAttachmentByNameAsync(pattern).Result;
if (binaryData != null)
{
result = new List <FanArtImage> {
new FanArtImage(name, binaryData)
};
return(true);
}
}
}
}
}
catch (Exception ex)
{
ServiceRegistration.Get <ILogger>().Warn("MkvAttachmentsProvider: Exception while reading mkv attachment of type '{0}' from '{1}'", ex, fanArtType, fileSystemPath);
}
return(false);
}
