Update taglib

3rdparty/taglib/dsf/dsffile.cpp

@@ -1,5 +1,5 @@
 /***************************************************************************
- copyright            : (C) 2013 by Stephen F. Booth
+ copyright            : (C) 2013 - 2018 by Stephen F. Booth
  email                : me@sbooth.org
  ***************************************************************************/
 
@@ -28,6 +28,7 @@
 #include <id3v2tag.h>
 #include <tstringlist.h>
 #include <tpropertymap.h>
+#include <tagutils.h>
 
 #include "dsffile.h"
 
@@ -56,6 +57,17 @@ public:
   ID3v2::Tag *tag;
 };
 
+////////////////////////////////////////////////////////////////////////////////
+// static members
+////////////////////////////////////////////////////////////////////////////////
+
+bool DSF::File::isSupported(IOStream *stream)
+{
+    // A DSF file has to start with "DSD "
+    const ByteVector id = Utils::readHeader(stream, 4, false);
+    return id.startsWith("DSD ");
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // public members
 ////////////////////////////////////////////////////////////////////////////////

3rdparty/taglib/dsf/dsffile.h

@@ -1,5 +1,5 @@
 /***************************************************************************
-    copyright            : (C) 2013 by Stephen F. Booth
+    copyright            : (C) 2013 - 2018 by Stephen F. Booth
     email                : me@sbooth.org
  ***************************************************************************/
 
@@ -103,6 +103,15 @@ namespace TagLib {
        */
       virtual bool save();
 
+      /*!
+       * Returns whether or not the given \a stream can be opened as a DSF
+       * file.
+       *
+       * \note This method is designed to do a quick check.  The result may
+       * not necessarily be correct.
+       */
+      static bool isSupported(IOStream *stream);
+
     private:
       File(const File &);
       File &operator=(const File &);