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

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RgbDataSrcAVI.h

Go to the documentation of this file.

#ifndef Impala_Core_Stream_RgbDataSrcAVI_h
#define Impala_Core_Stream_RgbDataSrcAVI_h

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

namespace Impala
{
namespace Core
{
namespace Stream
{


class RgbDataSrcAVI : public RgbDataSrc
{
public:

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

    virtual
    ~RgbDataSrcAVI()
    {
        if (mSrcHandle)
            HxAVICloseVideo(mSrcHandle);
    }

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

protected:

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

private:

    void
    Init()
    {
        if (!(mSrcHandle = HxAVILoadVideo(mSrcName.c_str())))
        {
            ILOG_ERROR("Unable to HxAVILoadVideo " << mSrcName);
            return;
        }
        mFrameWidth = HxAVIGetFrameWidth(mSrcHandle);
        mFrameHeight = HxAVIGetFrameHeight(mSrcHandle);
        mLastFrame = HxAVIGetLength(mSrcHandle) - 1;
    }

    void* mSrcHandle;

    ILOG_VAR_DEC;
};

ILOG_VAR_INIT(RgbDataSrcAVI, Impala.Core.Stream);

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

#endif

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