convert: Modifications to id_type

- Converter ID symbols are exported
- to_string() function for lighter feedback

2 files changed, 14 insertions, 4 deletions

diff --git a/host/include/uhd/convert.hpp b/host/include/uhd/convert.hpp
index d740d80fb..e42123b20 100644
--- a/host/include/uhd/convert.hpp
+++ b/host/include/uhd/convert.hpp
@@ -63,12 +63,13 @@ namespace uhd{ namespace convert{
     typedef int priority_type;
 
     //! Identify a conversion routine in the registry
-    struct id_type : boost::equality_comparable<id_type>{
+    struct UHD_API id_type : boost::equality_comparable<id_type>{
         std::string input_format;
         size_t num_inputs;
         std::string output_format;
         size_t num_outputs;
         std::string to_pp_string(void) const;
+        std::string to_string(void) const;
     };
 
     //! Implement equality_comparable interface
diff --git a/host/lib/convert/convert_impl.cpp b/host/lib/convert/convert_impl.cpp
index 329e94a4d..48eb1f8d6 100644
--- a/host/lib/convert/convert_impl.cpp
+++ b/host/lib/convert/convert_impl.cpp
@@ -43,10 +43,10 @@ bool convert::operator==(const convert::id_type &lhs, const convert::id_type &rh
 std::string convert::id_type::to_pp_string(void) const{
     return str(boost::format(
         "conversion ID\n"
-        "  Input format: %s\n"
-        "  Num inputs: %d\n"
+        "  Input format:  %s\n"
+        "  Num inputs:    %d\n"
         "  Output format: %s\n"
-        "  Num outputs: %d\n"
+        "  Num outputs:   %d\n"
     )
         % this->input_format
         % this->num_inputs
@@ -55,6 +55,15 @@ std::string convert::id_type::to_pp_string(void) const{
     );
 }
 
+std::string convert::id_type::to_string(void) const{
+    return str(boost::format("%s (%d) -> %s (%d)")
+        % this->input_format
+        % this->num_inputs
+        % this->output_format
+        % this->num_outputs
+    );
+}
+
 /***********************************************************************
  * Setup the table registry
  **********************************************************************/