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

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ImageArchive.h

Go to the documentation of this file.

#ifndef Impala_Core_Array_ImageArchive_h
#define Impala_Core_Array_ImageArchive_h

#include "Basis/ILog.h"
#include "Core/Array/Arrays.h"

namespace Impala
{
namespace Core
{
namespace Array
{


class ImageArchive
{
public:

    ImageArchive()
    {
    }

    virtual
    ~ImageArchive()
    {
    }

    virtual bool
    Valid()
    {
        return false;
    }

    virtual int
    NrImages()
    {
        return 0;
    }

    // Construct an image for given index, ownership lies with caller
    virtual Array2dVec3UInt8*
    ReadImage(int idx)
    {
        return 0;
    }

    // Obtain a copy of image data for given index, ownership lies with caller
    virtual UInt8*
    GetImageData(int idx, size_t& blockSize)
    {
        return 0;
    }

    // If present, obtain a reference to the internal list of all image data
    // to prevent copying it in bulk operations.
    virtual std::vector<Array::Array2dScalarUInt8*>*
    GetImageDataList()
    {
        return 0;
    }

    int
    Diff(ImageArchive* arg)
    {
        if (NrImages() != arg->NrImages())
        {
            ILOG_ERROR("Diff: nrImages differs: " << NrImages() << " vs " <<
                       arg->NrImages());
            return 1;
        }
        int nDiff = 0;
        for (int i=0 ; i<NrImages() ; i++)
        {
            size_t size1 = 0;
            UInt8* data1 = GetImageData(i, size1);
            size_t size2 = 1;
            UInt8* data2 = arg->GetImageData(i, size2);
            if (size1 != size2)
            {
                ILOG_DEBUG("image " << i << " size differs " << size1 << " vs "
                           << size2);
                nDiff++;
            }
            else
            {
                for (int j=0 ; j<size1 ; j++)
                {
                    if (data1[j] != data2[j])
                    {
                        ILOG_DEBUG("image " << i << " byte " << j << " differs");
                        nDiff++;
                        break;
                    }
                }
            }
            delete data1;
            delete data2;
        }
        if (nDiff > 0)
            ILOG_ERROR("Diff: found " << nDiff << " differences");
        return nDiff;
    }

private:

    ILOG_VAR_DEC;
};

ILOG_VAR_INIT(ImageArchive, Impala.Core.Array);

} // namespace Array
} // namespace Core
} // namespace Impala

#endif

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