Bug 849916 - Part 1: Make it possible to send ThreeDPoint objects as commands to the MSG thread; r=padenot

content/media/AudioNodeEngine.h

@@ -11,6 +11,10 @@
 
 namespace mozilla {
 
+namespace dom {
+struct ThreeDPoint;
+}
+
 class AudioNodeStream;
 
 // We ensure that the graph advances in steps that are multiples of the Web
@@ -133,6 +137,11 @@ public:
   {
     NS_ERROR("Invalid SetTimelineParameter index");
   }
+  virtual void SetThreeDPointParameter(uint32_t aIndex,
+                                       const dom::ThreeDPoint& aValue)
+  {
+    NS_ERROR("Invalid SetThreeDPointParameter index");
+  }
   virtual void SetBuffer(already_AddRefed<ThreadSharedFloatArrayBufferList> aBuffer)
   {
     NS_ERROR("SetBuffer called on engine that doesn't support it");

content/media/AudioNodeStream.cpp

@@ -7,6 +7,7 @@
 
 #include "MediaStreamGraphImpl.h"
 #include "AudioNodeEngine.h"
+#include "ThreeDPoint.h"
 
 using namespace mozilla::dom;
 
@@ -118,6 +119,26 @@ AudioNodeStream::SetTimelineParameter(uint32_t aIndex,
   GraphImpl()->AppendMessage(new Message(this, aIndex, aValue));
 }
 
+void
+AudioNodeStream::SetThreeDPointParameter(uint32_t aIndex, const ThreeDPoint& aValue)
+{
+  class Message : public ControlMessage {
+  public:
+    Message(AudioNodeStream* aStream, uint32_t aIndex, const ThreeDPoint& aValue)
+      : ControlMessage(aStream), mValue(aValue), mIndex(aIndex) {}
+    virtual void Run()
+    {
+      static_cast<AudioNodeStream*>(mStream)->Engine()->
+          SetThreeDPointParameter(mIndex, mValue);
+    }
+    ThreeDPoint mValue;
+    uint32_t mIndex;
+  };
+
+  MOZ_ASSERT(this);
+  GraphImpl()->AppendMessage(new Message(this, aIndex, aValue));
+}
+
 void
 AudioNodeStream::SetBuffer(already_AddRefed<ThreadSharedFloatArrayBufferList> aBuffer)
 {

content/media/AudioNodeStream.h

@@ -19,6 +19,10 @@
 
 namespace mozilla {
 
+namespace dom {
+struct ThreeDPoint;
+}
+
 class ThreadSharedFloatArrayBufferList;
 
 /**
@@ -54,6 +58,7 @@ public:
   void SetDoubleParameter(uint32_t aIndex, double aValue);
   void SetInt32Parameter(uint32_t aIndex, int32_t aValue);
   void SetTimelineParameter(uint32_t aIndex, const dom::AudioParamTimeline& aValue);
+  void SetThreeDPointParameter(uint32_t aIndex, const dom::ThreeDPoint& aValue);
   void SetBuffer(already_AddRefed<ThreadSharedFloatArrayBufferList> aBuffer);
 
   virtual AudioNodeStream* AsAudioNodeStream() { return this; }

content/media/webaudio/Makefile.in

@@ -54,6 +54,7 @@ EXPORTS_mozilla/dom := \
 
 EXPORTS := \
   MediaBufferDecoder.h \
+  ThreeDPoint.h \
   $(NULL)
 
 FORCE_STATIC_LIB := 1