gfx/thebes/nsSurfaceTexture.h@97036ab72558 (annotated)
gfx/thebes/nsSurfaceTexture.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 sts=2 sw=2 et cin: |
| 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 nsSurfaceTexture_h__ |
| michael@0 | 8 | #define nsSurfaceTexture_h__ |
| michael@0 | 9 | #ifdef MOZ_WIDGET_ANDROID |
| michael@0 | 10 | |
| michael@0 | 11 | #include <jni.h> |
| michael@0 | 12 | #include "nsIRunnable.h" |
| michael@0 | 13 | #include "gfxPlatform.h" |
| michael@0 | 14 | #include "GLDefs.h" |
| michael@0 | 15 | |
| michael@0 | 16 | namespace mozilla { |
| michael@0 | 17 | namespace gfx { |
| michael@0 | 18 | class Matrix4x4; |
| michael@0 | 19 | } |
| michael@0 | 20 | } |
| michael@0 | 21 | |
| michael@0 | 22 | /** |
| michael@0 | 23 | * This class is a wrapper around Android's SurfaceTexture class. |
| michael@0 | 24 | * Usage is pretty much exactly like the Java class, so see |
| michael@0 | 25 | * the Android documentation for details. |
| michael@0 | 26 | */ |
| michael@0 | 27 | class nsSurfaceTexture MOZ_FINAL { |
| michael@0 | 28 | NS_INLINE_DECL_THREADSAFE_REFCOUNTING(nsSurfaceTexture) |
| michael@0 | 29 | |
| michael@0 | 30 | public: |
| michael@0 | 31 | static nsSurfaceTexture* Create(GLuint aTexture); |
| michael@0 | 32 | static nsSurfaceTexture* Find(int id); |
| michael@0 | 33 | |
| michael@0 | 34 | // Returns with reasonable certainty whether or not we'll |
| michael@0 | 35 | // be able to create and use a SurfaceTexture |
| michael@0 | 36 | static bool Check(); |
| michael@0 | 37 | |
| michael@0 | 38 | // This is an ANativeWindow. Use AndroidBridge::LockWindow and |
| michael@0 | 39 | // friends for manipulating it. |
| michael@0 | 40 | void* GetNativeWindow(); |
| michael@0 | 41 | |
| michael@0 | 42 | // This attaches the updated data to the TEXTURE_EXTERNAL target |
| michael@0 | 43 | void UpdateTexImage(); |
| michael@0 | 44 | |
| michael@0 | 45 | bool GetTransformMatrix(mozilla::gfx::Matrix4x4& aMatrix); |
| michael@0 | 46 | int ID() { return mID; } |
| michael@0 | 47 | |
| michael@0 | 48 | // The callback is guaranteed to be called on the main thread even |
| michael@0 | 49 | // if the upstream callback is received on a different thread |
| michael@0 | 50 | void SetFrameAvailableCallback(nsIRunnable* aRunnable); |
| michael@0 | 51 | |
| michael@0 | 52 | // Only should be called by AndroidJNI when we get a |
| michael@0 | 53 | // callback from the underlying SurfaceTexture instance |
| michael@0 | 54 | void NotifyFrameAvailable(); |
| michael@0 | 55 | private: |
| michael@0 | 56 | nsSurfaceTexture(); |
| michael@0 | 57 | |
| michael@0 | 58 | // Private destructor, to discourage deletion outside of Release(): |
| michael@0 | 59 | ~nsSurfaceTexture(); |
| michael@0 | 60 | |
| michael@0 | 61 | bool Init(GLuint aTexture); |
| michael@0 | 62 | |
| michael@0 | 63 | jobject mSurfaceTexture; |
| michael@0 | 64 | void* mNativeWindow; |
| michael@0 | 65 | int mID; |
| michael@0 | 66 | nsRefPtr<nsIRunnable> mFrameAvailableCallback; |
| michael@0 | 67 | }; |
| michael@0 | 68 | |
| michael@0 | 69 | #endif |
| michael@0 | 70 | #endif |
