LIBPBD_API std::string url_decode (std::string const &);
LIBPBD_API std::string capitalize (const std::string&);
+LIBPBD_API std::string downcase (const std::string&);
+LIBPBD_API const char* downcase (const char*);
// std::string length2string (const int32_t frames, const float sample_rate);
LIBPBD_API std::string length2string (const int64_t frames, const double sample_rate);