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

---

FeatureTableResult.h

Go to the documentation of this file.

#ifndef Impala_Core_Feature_FeatureTableResult_h
#define Impala_Core_Feature_FeatureTableResult_h

#include <vector>
#include "Core/Feature/FeatureTable.h"

namespace Impala
{
namespace Core
{
namespace Feature
{


// basically a wrapper around the results of calling InterestPointFeature
// on multiple images, e.g. multiple images and multiple FeatureTables.
class FeatureTableResult
{
public:

    FeatureTableResult()
        : mDefinition("uninitialized")
    {
    }

    ~FeatureTableResult()
    {
        Delete();
    }

    void
    Delete()
    {
        for (int i=0 ; i<mTables.size() ; i++)
            if(mTables[i])
            {
                delete mTables[i];
                mTables[i] = 0;
            }
        mTables.clear();
    }

    int
    Size()
    {
        return mTables.size();
    }

    // Checks whether all tables have the same Size.
    // If so, returns that size, otherwise returns -1
    int
    GetTableSize()
    {
        int size = -1;
        for (int i=0 ; i<Size() ; i++)
        {
            if(!mTables[i]) return -1;
            if (size == -1)
                size = mTables[i]->Size();
            else if (size != mTables[i]->Size())
                return -1;
        }
        return size;
    }

    FeatureDefinition
    GetFeatureDefinition(int i) const
    {
        if(!mTables[i])
        {
            ILOG_ERROR("Error: table "<< i << " is not allocated");
            return FeatureDefinition("");
        }
        return mTables[i]->GetFeatureDefinition();
    }

    void
    SetFeatureDefinition(FeatureDefinition def)
    {
        mDefinition = def;
    }
    
    void
    SetInfo(String info)
    {
        mTableInfoString = info;
        for(int i = 0; i < mTables.size(); i++)
        {
            if(mTables[i])
                mTables[i]->SetInfo(info);
        }
    }

    FeatureTable*
    GetTable(int i) const
    {
        return mTables[i];
    }

    // return table with given name
    void
    AddVector(Quid quid, int index, Vector::VectorTem<Real64>& vector)
    {
        if(mTables.size() <= index)
        {
            for(int i = mTables.size(); i <= index; i++)
            {
                mTables.push_back(0);
            }
        }
        if(!mTables[index])
        {
            // first vector: allocate the table
            Feature::FeatureDefinition tempDef(mDefinition.AsString());
            if(index != 0)
                tempDef.AddParameter("sub", MakeString(index));
            Feature::FeatureTable* t = new Feature::FeatureTable(
                                          tempDef.AsString(), 500,
                                          vector.Size());
            t->SetInfo(mTableInfoString);
            mTables[index] = t;
        }

        mTables[index]->Add(quid, vector);
        return;
    }

private:

    std::vector<FeatureTable*> mTables;
    FeatureDefinition mDefinition;
    String mTableInfoString;

    ILOG_VAR_DEC;
};

ILOG_VAR_INIT(FeatureTableResult, Impala.Core.Feature);

} // namespace Feature
} // namespace Core
} // namespace Impala

#endif

---