content/media/webaudio/WaveShaperNode.h@97036ab72558 (annotated)
content/media/webaudio/WaveShaperNode.h
Tue, 06 Jan 2015 21:39:09 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Tue, 06 Jan 2015 21:39:09 +0100
- branch
- TOR_BUG_9701
- changeset 8
- 97036ab72558
- permissions
- -rw-r--r--
Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.
| michael@0 | 1 | /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
| michael@0 | 2 | /* vim:set ts=2 sw=2 sts=2 et cindent: */ |
| michael@0 | 3 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 4 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| michael@0 | 5 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 6 | |
| michael@0 | 7 | #ifndef WaveShaperNode_h_ |
| michael@0 | 8 | #define WaveShaperNode_h_ |
| michael@0 | 9 | |
| michael@0 | 10 | #include "AudioNode.h" |
| michael@0 | 11 | #include "mozilla/dom/WaveShaperNodeBinding.h" |
| michael@0 | 12 | #include "mozilla/dom/TypedArray.h" |
| michael@0 | 13 | |
| michael@0 | 14 | namespace mozilla { |
| michael@0 | 15 | namespace dom { |
| michael@0 | 16 | |
| michael@0 | 17 | class AudioContext; |
| michael@0 | 18 | |
| michael@0 | 19 | class WaveShaperNode : public AudioNode |
| michael@0 | 20 | { |
| michael@0 | 21 | public: |
| michael@0 | 22 | explicit WaveShaperNode(AudioContext *aContext); |
| michael@0 | 23 | virtual ~WaveShaperNode(); |
| michael@0 | 24 | |
| michael@0 | 25 | NS_DECL_ISUPPORTS_INHERITED |
| michael@0 | 26 | NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(WaveShaperNode, AudioNode) |
| michael@0 | 27 | |
| michael@0 | 28 | virtual JSObject* WrapObject(JSContext *aCx) MOZ_OVERRIDE; |
| michael@0 | 29 | |
| michael@0 | 30 | void GetCurve(JSContext* aCx, JS::MutableHandle<JSObject*> aRetval) const |
| michael@0 | 31 | { |
| michael@0 | 32 | if (mCurve) { |
| michael@0 | 33 | JS::ExposeObjectToActiveJS(mCurve); |
| michael@0 | 34 | } |
| michael@0 | 35 | aRetval.set(mCurve); |
| michael@0 | 36 | } |
| michael@0 | 37 | void SetCurve(const Nullable<Float32Array>& aData); |
| michael@0 | 38 | |
| michael@0 | 39 | OverSampleType Oversample() const |
| michael@0 | 40 | { |
| michael@0 | 41 | return mType; |
| michael@0 | 42 | } |
| michael@0 | 43 | void SetOversample(OverSampleType aType); |
| michael@0 | 44 | |
| michael@0 | 45 | virtual size_t SizeOfExcludingThis(MallocSizeOf aMallocSizeOf) const MOZ_OVERRIDE |
| michael@0 | 46 | { |
| michael@0 | 47 | // Possibly track in the future: |
| michael@0 | 48 | // - mCurve |
| michael@0 | 49 | return AudioNode::SizeOfExcludingThis(aMallocSizeOf); |
| michael@0 | 50 | } |
| michael@0 | 51 | |
| michael@0 | 52 | virtual const char* NodeType() const |
| michael@0 | 53 | { |
| michael@0 | 54 | return "WaveShaperNode"; |
| michael@0 | 55 | } |
| michael@0 | 56 | |
| michael@0 | 57 | virtual size_t SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const MOZ_OVERRIDE |
| michael@0 | 58 | { |
| michael@0 | 59 | return aMallocSizeOf(this) + SizeOfExcludingThis(aMallocSizeOf); |
| michael@0 | 60 | } |
| michael@0 | 61 | |
| michael@0 | 62 | private: |
| michael@0 | 63 | void ClearCurve(); |
| michael@0 | 64 | |
| michael@0 | 65 | private: |
| michael@0 | 66 | JS::Heap<JSObject*> mCurve; |
| michael@0 | 67 | OverSampleType mType; |
| michael@0 | 68 | }; |
| michael@0 | 69 | |
| michael@0 | 70 | } |
| michael@0 | 71 | } |
| michael@0 | 72 | |
| michael@0 | 73 | #endif |
