Add DSD information to WavPack properties (#1303)

Author: damien78

taglib/wavpack/wavpackproperties.cpp

@@ -51,6 +51,7 @@ class WavPack::Properties::PropertiesPrivate
   int version { 0 };
   int bitsPerSample { 0 };
   bool lossless { false };
+  bool dsd { false };
   unsigned int sampleFrames { 0 };
 };
 
@@ -102,6 +103,11 @@ bool WavPack::Properties::isLossless() const
   return d->lossless;
 }
 
+bool WavPack::Properties::isDsd() const
+{
+  return d->dsd;
+}
+
 unsigned int WavPack::Properties::sampleFrames() const
 {
   return d->sampleFrames;
@@ -291,6 +297,7 @@ void WavPack::Properties::read(File *file, offset_t streamLength)
       d->bitsPerSample = static_cast<int>(((flags & BYTES_STORED) + 1) * 8 - ((flags & SHIFT_MASK) >> SHIFT_LSB));
       d->sampleRate    = static_cast<int>(smplRate);
       d->lossless      = !(flags & HYBRID_FLAG);
+      d->dsd           = (flags & DSD_FLAG) != 0;
       d->sampleFrames  = smplFrames;
     }
 

taglib/wavpack/wavpackproperties.h

@@ -96,6 +96,11 @@ namespace TagLib {
        */
       bool isLossless() const;
 
+      /*!
+       * Returns whether or not the file is DSD (not PCM)
+       */
+      bool isDsd() const;
+
       /*!
        * Returns the total number of audio samples in file.
        */