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+/*
+ * Copyright (C) 2011 Google Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef CCVideoLayerImpl_h
+#define CCVideoLayerImpl_h
+
+#include "ProgramBinding.h"
+#include "ShaderChromium.h"
+#include "VideoFrameChromium.h"
+#include "VideoLayerChromium.h"
+#include "cc/CCLayerImpl.h"
+
+namespace WebCore {
+
+class VideoFrameProvider;
+
+class CCVideoLayerImpl : public CCLayerImpl {
+public:
+ static PassRefPtr<CCVideoLayerImpl> create(LayerChromium* owner)
+ {
+ return adoptRef(new CCVideoLayerImpl(owner));
+ }
+ virtual ~CCVideoLayerImpl();
+
+ typedef ProgramBinding<VertexShaderPosTexTransform, FragmentShaderRGBATexFlipAlpha> RGBAProgram;
+ typedef ProgramBinding<VertexShaderPosTexYUVStretch, FragmentShaderYUVVideo> YUVProgram;
+
+ virtual void draw();
+
+ virtual void dumpLayerProperties(TextStream&, int indent) const;
+
+ void setSkipsDraw(bool skipsDraw) { m_skipsDraw = skipsDraw; }
+ void setFrameFormat(VideoFrameChromium::Format format) { m_frameFormat = format; }
+ void setTexture(size_t, VideoLayerChromium::Texture);
+
+private:
+ explicit CCVideoLayerImpl(LayerChromium*);
+
+ void drawYUV(const YUVProgram*) const;
+ void drawRGBA(const RGBAProgram*) const;
+
+ static const float yuv2RGB[9];
+ static const float yuvAdjust[3];
+
+ bool m_skipsDraw;
+ VideoFrameChromium::Format m_frameFormat;
+ VideoLayerChromium::Texture m_textures[3];
+};
+
+}
+
+#endif // CCVideoLayerImpl_h
+