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/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef MediaTexture_h
#define MediaTexture_h
#if USE(ACCELERATED_COMPOSITING)
#include "RefPtr.h"
#include "LayerAndroid.h"
#include "Vector.h"
#include <GLES2/gl2.h>
#include <ui/GraphicBuffer.h>
#include <utils/RefBase.h>
#include <jni.h>
namespace android {
class SurfaceTexture;
}
namespace WebCore {
typedef void (*FramerateCallbackProc)(ANativeWindow* window, int64_t timestamp);
class MediaListener;
class MediaTexture : public android::LightRefBase<MediaTexture> {
public:
MediaTexture(jobject webViewRef, jobject webViewCoreRef);
~MediaTexture();
bool isContentInverted();
void invertContents(bool invertContent);
void initNativeWindowIfNeeded();
void draw(const TransformationMatrix& contentMatrix,
const TransformationMatrix& videoMatrix,
const SkRect& mediaBounds);
ANativeWindow* getNativeWindowForContent();
ANativeWindow* requestNativeWindowForVideo();
void releaseNativeWindow(const ANativeWindow* window);
void setDimensions(const ANativeWindow* window, const SkRect& dimensions);
void setFramerateCallback(const ANativeWindow* window,
FramerateCallbackProc callback);
private:
struct TextureWrapper {
GLuint textureId;
sp<android::SurfaceTexture> surfaceTexture;
sp<ANativeWindow> nativeWindow;
sp<MediaListener> mediaListener;
SkRect dimensions; // only used by the video layer
};
TextureWrapper* createTexture();
void deleteTexture(TextureWrapper* item, bool force = false);
TextureWrapper* m_contentTexture;
Vector<TextureWrapper*> m_videoTextures;
Vector<GLuint> m_unusedTextures;
// used to track if the content is to be drawn inverted
bool m_isContentInverted;
// used to generate new video textures
bool m_newWindowRequest;
sp<ANativeWindow> m_newWindow;
jobject m_weakWebViewRef;
jobject m_weakWebViewCoreRef;
android::Mutex m_mediaLock;
android::Condition m_newMediaRequestCond;
};
} // namespace WebCore
#endif // USE(ACCELERATED_COMPOSITING)
#endif // MediaTexture_h
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