AudioWorklet prototype

third_party/WebKit/Source/modules/webaudio/AudioWorkletProcessor.h

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef AudioWorkletProcessor_h
 #define AudioWorkletProcessor_h
 
 #include "modules/ModulesExport.h"
 #include "platform/bindings/ScriptWrappable.h"
 #include "platform/bindings/TraceWrapperV8Reference.h"
 #include "platform/heap/Handle.h"
 #include "platform/wtf/text/WTFString.h"
 #include "v8/include/v8.h"
 
+#include "modules/webaudio/AudioParamDescriptor.h"
+#include "platform/audio/AudioArray.h"
+
 namespace blink {
 
 class AudioBuffer;
 class AudioWorkletGlobalScope;
 class AudioWorkletProcessorDefinition;
 
 // AudioWorkletProcessor class represents the active instance created from
 // AudioWorkletProcessorDefinition. |AudioWorkletNodeHandler| invokes
 // process() method in this object upon graph rendering.
 //
 // This is constructed and destroyed on a worker thread, and all methods also
 // must be called on the worker thread.
 class MODULES_EXPORT AudioWorkletProcessor
     : public GarbageCollectedFinalized<AudioWorkletProcessor>,
-      public TraceWrapperBase {
+      public ScriptWrappable {
+DEFINE_WRAPPERTYPEINFO();
+
  public:
   static AudioWorkletProcessor* Create(AudioWorkletGlobalScope*,
-                                       const String& name);
+                                       AudioWorkletProcessorDefinition*);
   virtual ~AudioWorkletProcessor();
 
   void SetInstance(v8::Isolate*, v8::Local<v8::Object> instance);
 
   v8::Local<v8::Object> InstanceLocal(v8::Isolate*);
 
   // |AudioWorkletHandler| invokes this method to process audio.
-  void Process(AudioBuffer* input_buffer, AudioBuffer* output_buffer);
+  void Process(AudioBuffer* input_buffer, 
+               AudioBuffer* output_buffer,
+               HashMap<String, AudioFloatArray*> audio_param_data_map);
+  void Dispose();
 
-  const String& GetName() const { return name_; }
+  const String& GetName() const;
+  const AudioWorkletProcessorDefinition* GetDefinition() const;
 
   DECLARE_TRACE();
   DECLARE_TRACE_WRAPPERS();
 
  private:
-  AudioWorkletProcessor(AudioWorkletGlobalScope*, const String& name);
+  AudioWorkletProcessor(AudioWorkletGlobalScope*,
+                        AudioWorkletProcessorDefinition*);
 
-  Member<AudioWorkletGlobalScope> global_scope_;
-  const String name_;
+  Member<AudioWorkletGlobalScope> global_scope_;  
+  Member<AudioWorkletProcessorDefinition> definition_;
   TraceWrapperV8Reference<v8::Object> instance_;
+
+  bool is_disposed_ = false;
 };
 
 }  // namespace blink
 
 #endif  // AudioWorkletProcessor_h