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Diffstat (limited to 'Source/WebCore/platform/graphics/chromium/cc/CCVideoLayerImpl.h')
-rw-r--r-- | Source/WebCore/platform/graphics/chromium/cc/CCVideoLayerImpl.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/Source/WebCore/platform/graphics/chromium/cc/CCVideoLayerImpl.h b/Source/WebCore/platform/graphics/chromium/cc/CCVideoLayerImpl.h new file mode 100644 index 0000000..62f8778 --- /dev/null +++ b/Source/WebCore/platform/graphics/chromium/cc/CCVideoLayerImpl.h @@ -0,0 +1,75 @@ +/* + * 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 + |