image_tools.h

// Description: Some algorithms for images
// Documentation: common.txt

#ifndef PASTELGFX_IMAGETOOLS_H
#define PASTELGFX_IMAGETOOLS_H

#include "pastel/gfx/color/color.h"
#include "pastel/gfx/color/coloradapter.h"

#include "pastel/sys/array.h"
#include "pastel/sys/view/view.h"
#include "pastel/sys/view/arrayview.h"
#include "pastel/sys/view/adaptedview.h"

#include <vector>

namespace Pastel
{

    using Rgb888Adapter = Integer_To_Color<uint32, 8, 8, 8>;

    template <integer N>
    ConstView<N, Color, ConstAdaptedView<N, Rgb888Adapter, ConstArrayView<N, Array<uint32, N> > > >
        constRgb888View(const Array<uint32, N>& image);

    template <integer N>
    View<N, Color, AdaptedView<N, Rgb888Adapter, ArrayView<N, Array<uint32, N> > > >
        rgb888View(Array<uint32, N>& image);

    void indexedImageToColorImage(
        const Array<uint8, 2>& indexedImage,
        const std::vector<Color>& palette,
        Array<Color, 2>& colorImage);

    template <integer N, typename Image_View>
    void scaleGrayscaleImage(
        const View<N, real32, Image_View>& image);

}

#include "pastel/gfx/image_tools.hpp"

#endif