VideoFrameChromium.h   [plain text]

/*
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 * in the documentation and/or other materials provided with the
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 * this software without specific prior written permission.
 *
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#ifndef VideoFrameChromium_h
#define VideoFrameChromium_h

#include "IntSize.h"

namespace WebCore {

// A class that represents a video frame in chromium.
class VideoFrameChromium {
public:
    static const unsigned maxPlanes;
    static const unsigned numRGBPlanes;
    static const unsigned rgbPlane;
    static const unsigned numYUVPlanes;
    static const unsigned yPlane;
    static const unsigned uPlane;
    static const unsigned vPlane;

    // These enums must be kept in sync with WebKit::WebVideoFrame.
    enum Format {
        Invalid,
        RGB555,
        RGB565,
        RGB24,
        RGB32,
        RGBA,
        YV12,
        YV16,
        NV12,
        Empty,
        ASCII,
    };

    enum SurfaceType {
        TypeSystemMemory,
        TypeTexture,
    };

    virtual SurfaceType surfaceType() const = 0;
    virtual Format format() const = 0;
    virtual unsigned width() const = 0;
    virtual unsigned width(unsigned plane) const = 0;
    virtual unsigned height() const = 0;
    virtual unsigned height(unsigned plane) const = 0;
    virtual unsigned planes() const = 0;
    virtual int stride(unsigned plane) const = 0;
    virtual const void* data(unsigned plane) const = 0;
    virtual unsigned texture(unsigned plane) const = 0;
    virtual const IntSize requiredTextureSize(unsigned plane) const = 0;
    virtual bool hasPaddingBytes(unsigned plane) const = 0;
};

} // namespace WebCore

#endif