module dmagick.c.quantize;

import dmagick.c.colorspace;
import dmagick.c.image;
import dmagick.c.magickType;

extern(C)
{
	enum DitherMethod
	{
		UndefinedDitherMethod,
		NoDitherMethod,
		RiemersmaDitherMethod,
		FloydSteinbergDitherMethod
	}

	struct QuantizeInfo
	{
		size_t
			number_colors;

		size_t
			tree_depth;

		MagickBooleanType
			dither;

		ColorspaceType
			colorspace;

		MagickBooleanType
			measure_error;

		size_t
			signature;

		DitherMethod
			dither_method;
	}

	MagickBooleanType CompressImageColormap(Image*);
	MagickBooleanType GetImageQuantizeError(Image*);
	MagickBooleanType PosterizeImage(Image*, const size_t, const MagickBooleanType);
	MagickBooleanType QuantizeImage(const QuantizeInfo*, Image*);
	MagickBooleanType QuantizeImages(const QuantizeInfo*, Image*);
	MagickBooleanType RemapImage(const QuantizeInfo*, Image*, const Image*);
	MagickBooleanType RemapImages(const QuantizeInfo*, Image*, const Image*);

	QuantizeInfo* AcquireQuantizeInfo(const ImageInfo*);
	QuantizeInfo* CloneQuantizeInfo(const QuantizeInfo*);
	QuantizeInfo* DestroyQuantizeInfo(QuantizeInfo*);

	void GetQuantizeInfo(QuantizeInfo*);
}