Setting speaker arrangement strings for AAX.

modules/juce_audio_plugin_client/AAX/juce_AAX_Wrapper.cpp

@@ -124,8 +124,7 @@ struct AAXClasses
             case 6:   return AAX_eStemFormat_5_1;
             case 7:   return AAX_eStemFormat_7_0_DTS;
             case 8:   return AAX_eStemFormat_7_1_DTS;
-
-            default:  jassertfalse; break; // hmm - not a valid number of chans..
+            default:  jassertfalse; break;
         }
 
         return AAX_eStemFormat_None;
@@ -139,17 +138,45 @@ struct AAXClasses
             case AAX_eStemFormat_Mono:      return 1;
             case AAX_eStemFormat_Stereo:    return 2;
             case AAX_eStemFormat_LCR:       return 3;
+            case AAX_eStemFormat_LCRS:
             case AAX_eStemFormat_Quad:      return 4;
             case AAX_eStemFormat_5_0:       return 5;
-            case AAX_eStemFormat_5_1:       return 6;
+            case AAX_eStemFormat_5_1:
+            case AAX_eStemFormat_6_0:       return 6;
+            case AAX_eStemFormat_6_1:
+            case AAX_eStemFormat_7_0_SDDS:
             case AAX_eStemFormat_7_0_DTS:   return 7;
+            case AAX_eStemFormat_7_1_SDDS:
             case AAX_eStemFormat_7_1_DTS:   return 8;
-            default:  jassertfalse; break; // hmm - not a valid number of chans..
+            default:                        jassertfalse; break;
         }
 
         return 0;
     }
 
+    static const char* getSpeakerArrangementString (AAX_EStemFormat format) noexcept
+    {
+        switch (format)
+        {
+            case AAX_eStemFormat_Mono:      return "M";
+            case AAX_eStemFormat_Stereo:    return "L R";
+            case AAX_eStemFormat_LCR:       return "L C R";
+            case AAX_eStemFormat_LCRS:      return "L C R S";
+            case AAX_eStemFormat_Quad:      return "L R Ls Rs";
+            case AAX_eStemFormat_5_0:       return "L C R Ls Rs";
+            case AAX_eStemFormat_5_1:       return "L C R Ls Rs LFE";
+            case AAX_eStemFormat_6_0:       return "L C R Ls Cs Rs";
+            case AAX_eStemFormat_6_1:       return "L C R Ls Cs Rs LFE";
+            case AAX_eStemFormat_7_0_SDDS:  return "L Lc C Rc R Ls Rs";
+            case AAX_eStemFormat_7_1_SDDS:  return "L Lc C Rc R Ls Rs LFE";
+            case AAX_eStemFormat_7_0_DTS:   return "L C R Lss Rss Lsr Rsr";
+            case AAX_eStemFormat_7_1_DTS:   return "L C R Lss Rss Lsr Rsr LFE";
+            default:                        break;
+        }
+
+        return nullptr;
+    }
+
     //==============================================================================
     struct JUCELibraryRefCount
     {
@@ -855,6 +882,9 @@ struct AAXClasses
 
             AudioProcessor& audioProcessor = getPluginInstance();
 
+            audioProcessor.setSpeakerArrangement (getSpeakerArrangementString (inputStemFormat),
+                                                  getSpeakerArrangementString (outputStemFormat));
+
             audioProcessor.setPlayConfigDetails (numberOfInputChannels, numberOfOutputChannels, sampleRate, lastBufferSize);
             audioProcessor.prepareToPlay (sampleRate, lastBufferSize);