public static TagLib.Image.File Parse(Uri uri)
{
// Detect mime-type
string mime = MimeTypesMap.GetMimeType(Path.GetFileName(uri.AbsolutePath));
if (mime.StartsWith("application/x-extension-"))
{
// Works around broken metadata detection - https://bugzilla.gnome.org/show_bug.cgi?id=624781
mime = $"taglib/{mime.Substring (24)}";
}
// Parse file
var res = new TagLibFileAbstraction {
Uri = uri
};
var sidecar_uri = GetSidecarUri(uri);
var sidecar_res = new TagLibFileAbstraction {
Uri = sidecar_uri
};
TagLibFile file = null;
try {
file = TagLib.File.Create(res, mime, ReadStyle.Average) as TagLibFile;
} catch (Exception) {
//Log.Debug ($"Loading of metadata failed for file: {uri}, trying extension fallback");
try {
file = TagLib.File.Create(res, ReadStyle.Average) as TagLibFile;
} catch (Exception e) {
//Log.Debug ($"Loading of metadata failed for file: {uri}");
// Log.DebugException (e);
return(null);
}
}
// Load XMP sidecar
if (System.IO.File.Exists(sidecar_uri.AbsolutePath))
{
file.ParseXmpSidecar(sidecar_res);
}
return(file);
}
public static void SaveSafely(this TagLib.Image.File metadata, Uri photoUri, bool alwaysSidecar)
{
if (alwaysSidecar || !metadata.Writeable || metadata.PossiblyCorrupt)
{
if (!alwaysSidecar && metadata.PossiblyCorrupt)
{
Log.Warning($"Metadata of file {photoUri} may be corrupt, refusing to write to it, falling back to XMP sidecar.");
}
var sidecar_res = new TagLibFileAbstraction()
{
Uri = GetSidecarUri(photoUri)
};
metadata.SaveXmpSidecar(sidecar_res);
}
else
{
metadata.Save();
}
}
