Update taglib

3rdparty/taglib/dsdiff/dsdifffile.cpp

@@ -28,6 +28,7 @@
 #include <id3v2tag.h>
 #include <tstringlist.h>
 #include <tpropertymap.h>
+#include <tagutils.h>
 
 #include "tagunion.h"
 #include "dsdifffile.h"
@@ -97,6 +98,18 @@ public:
   bool hasDiin;
 };
 
+////////////////////////////////////////////////////////////////////////////////
+// static members
+////////////////////////////////////////////////////////////////////////////////
+
+bool DSDIFF::File::isSupported(IOStream *stream)
+{
+    // A DSDIFF file has to start with "FRM8????????DSD ".
+
+    const ByteVector id = Utils::readHeader(stream, 16, false);
+    return (id.startsWith("FRM8") && id.containsAt("DSD ", 12));
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // public members
 ////////////////////////////////////////////////////////////////////////////////

3rdparty/taglib/dsdiff/dsdifffile.h

@@ -185,6 +185,15 @@ namespace TagLib {
        */
       bool hasDIINTag() const;
 
+      /*!
+       * Returns whether or not the given \a stream can be opened as a DSDIFF
+       * file.
+       *
+       * \note This method is designed to do a quick check.  The result may
+       * not necessarily be correct.
+       */
+       static bool isSupported(IOStream *stream);
+
     protected:
       enum Endianness { BigEndian, LittleEndian };