Add the missing exportMidnam C++ API

src/sfizz.hpp

@@ -954,6 +954,16 @@ public:
      */
     const std::vector<std::pair<uint16_t, std::string>>& getCCLabels() const noexcept;
 
+    /**
+     * @brief Export a MIDI Name document describing the currently loaded SFZ file.
+     * @since 0.6.0
+     *
+     * @param model  The model name used if a non-empty string, otherwise generated.
+     *
+     * @return A XML string.
+     */
+    std::string exportMidnam(const char* model);
+
     /**
      * @addtogroup Messaging
      * @{

src/sfizz/sfizz.cpp

@@ -356,6 +356,11 @@ void sfz::Sfizz::clearExternalDefinitions()
     synth->synth.getParser().clearExternalDefinitions();
 }
 
+std::string sfz::Sfizz::exportMidnam(const char* model)
+{
+    return synth->synth.exportMidnam(model);
+}
+
 const std::vector<std::pair<uint8_t, std::string>>& sfz::Sfizz::getKeyLabels() const noexcept
 {
     return synth->synth.getKeyLabels();