1 files changed, 97 insertions, 0 deletions
diff --git a/Source/WebCore/platform/graphics/android/layers/MediaTexture.h b/Source/WebCore/platform/graphics/android/layers/MediaTexture.h
new file mode 100644
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--- /dev/null
+++ b/Source/WebCore/platform/graphics/android/layers/MediaTexture.h
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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