summaryrefslogtreecommitdiffstats
path: root/dom/media/webaudio/AudioWorkletImpl.h
blob: 39f347fdb24ddc97335c6d6ccfdec9e6c8c6b90e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at https://mozilla.org/MPL/2.0/. */

#ifndef AudioWorkletImpl_h
#define AudioWorkletImpl_h

#include "mozilla/dom/WorkletImpl.h"
#include "mozilla/dom/AudioWorkletGlobalScope.h"

namespace mozilla {

class AudioNodeTrack;

namespace dom {
class AudioContext;
}

class AudioWorkletImpl final : public WorkletImpl {
 public:
  // Methods for parent thread only:

  static already_AddRefed<dom::Worklet> CreateWorklet(
      dom::AudioContext* aContext, ErrorResult& aRv);

  JSObject* WrapWorklet(JSContext* aCx, dom::Worklet* aWorklet,
                        JS::Handle<JSObject*> aGivenProto) override;

  nsresult SendControlMessage(already_AddRefed<nsIRunnable> aRunnable) override;

  nsContentPolicyType ContentPolicyType() const override {
    return nsIContentPolicy::TYPE_INTERNAL_AUDIOWORKLET;
  }

  // Execution thread only.
  dom::AudioWorkletGlobalScope* GetGlobalScope() {
    return static_cast<dom::AudioWorkletGlobalScope*>(
        WorkletImpl::GetGlobalScope());
  }

  // Any thread:
  AudioNodeTrack* DestinationTrack() const { return mDestinationTrack; }

  void OnAddModuleStarted() const override;
  void OnAddModulePromiseSettled() const override;

 protected:
  // Execution thread only.
  already_AddRefed<dom::WorkletGlobalScope> ConstructGlobalScope() override;

 private:
  AudioWorkletImpl(nsPIDOMWindowInner* aWindow, nsIPrincipal* aPrincipal,
                   AudioNodeTrack* aDestinationTrack);
  ~AudioWorkletImpl();

  const RefPtr<AudioNodeTrack> mDestinationTrack;
};

}  // namespace mozilla

#endif  // AudioWorkletImpl_h