|| || || || || || || ||

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RgbDataSrcDX.h

Go to the documentation of this file.

#ifndef Impala_Core_Stream_RgbDataSrcDX_h
#define Impala_Core_Stream_RgbDataSrcDX_h

#include "Core/Stream/RgbDataSrc.h"
#include "Link/DXMedia/HxDXMedia.h"

namespace Impala
{
namespace Core
{
namespace Stream
{


class RgbDataSrcDX : public RgbDataSrc
{
public:

    RgbDataSrcDX(int src, String srcName) : RgbDataSrc(src, srcName)
    {
        mSrcHandle = 0;
        Init();
    }

    virtual
    ~RgbDataSrcDX()
    {
        if (mSrcHandle)
            HxDXCloseVideo(mSrcHandle);
    }

    virtual bool
    Valid() const
    {
        return (mSrcHandle != 0);
    }

    void
    SetInterval(int interval)
    {
        HxDXSetInterval(mSrcHandle, interval);
    }

protected:

    bool
    ReadFrameData()
    {
        mData = HxDXGetFrame(mSrcHandle, FrameNr());
        return true;
    }

private:

    void
    Init()
    {
        if (!(mSrcHandle = HxDXLoadVideo(mSrcName.c_str())))
        {
            ILOG_ERROR("Unable to HxDXLoadVideo " << mSrcName);
            return;
        }
        mFrameWidth = HxDXGetFrameWidth(mSrcHandle);
        mFrameHeight = HxDXGetFrameHeight(mSrcHandle);
        mLastFrame = HxDXGetLength(mSrcHandle) - 1;
    }

    void* mSrcHandle;

    ILOG_VAR_DEC;
};

ILOG_VAR_INIT(RgbDataSrcDX, Impala.Core.Stream);

} // namespace Stream
} // namespace Core
} // namespace Impala

#endif

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