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comparison: gfx/thebes/nsSurfaceTexture.h
gfx/thebes/nsSurfaceTexture.h
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| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 // vim:set ts=2 sts=2 sw=2 et cin: | |
| 3 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 4 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 6 | |
| 7 #ifndef nsSurfaceTexture_h__ | |
| 8 #define nsSurfaceTexture_h__ | |
| 9 #ifdef MOZ_WIDGET_ANDROID | |
| 10 | |
| 11 #include <jni.h> | |
| 12 #include "nsIRunnable.h" | |
| 13 #include "gfxPlatform.h" | |
| 14 #include "GLDefs.h" | |
| 15 | |
| 16 namespace mozilla { | |
| 17 namespace gfx { | |
| 18 class Matrix4x4; | |
| 19 } | |
| 20 } | |
| 21 | |
| 22 /** | |
| 23 * This class is a wrapper around Android's SurfaceTexture class. | |
| 24 * Usage is pretty much exactly like the Java class, so see | |
| 25 * the Android documentation for details. | |
| 26 */ | |
| 27 class nsSurfaceTexture MOZ_FINAL { | |
| 28 NS_INLINE_DECL_THREADSAFE_REFCOUNTING(nsSurfaceTexture) | |
| 29 | |
| 30 public: | |
| 31 static nsSurfaceTexture* Create(GLuint aTexture); | |
| 32 static nsSurfaceTexture* Find(int id); | |
| 33 | |
| 34 // Returns with reasonable certainty whether or not we'll | |
| 35 // be able to create and use a SurfaceTexture | |
| 36 static bool Check(); | |
| 37 | |
| 38 // This is an ANativeWindow. Use AndroidBridge::LockWindow and | |
| 39 // friends for manipulating it. | |
| 40 void* GetNativeWindow(); | |
| 41 | |
| 42 // This attaches the updated data to the TEXTURE_EXTERNAL target | |
| 43 void UpdateTexImage(); | |
| 44 | |
| 45 bool GetTransformMatrix(mozilla::gfx::Matrix4x4& aMatrix); | |
| 46 int ID() { return mID; } | |
| 47 | |
| 48 // The callback is guaranteed to be called on the main thread even | |
| 49 // if the upstream callback is received on a different thread | |
| 50 void SetFrameAvailableCallback(nsIRunnable* aRunnable); | |
| 51 | |
| 52 // Only should be called by AndroidJNI when we get a | |
| 53 // callback from the underlying SurfaceTexture instance | |
| 54 void NotifyFrameAvailable(); | |
| 55 private: | |
| 56 nsSurfaceTexture(); | |
| 57 | |
| 58 // Private destructor, to discourage deletion outside of Release(): | |
| 59 ~nsSurfaceTexture(); | |
| 60 | |
| 61 bool Init(GLuint aTexture); | |
| 62 | |
| 63 jobject mSurfaceTexture; | |
| 64 void* mNativeWindow; | |
| 65 int mID; | |
| 66 nsRefPtr<nsIRunnable> mFrameAvailableCallback; | |
| 67 }; | |
| 68 | |
| 69 #endif | |
| 70 #endif |
