Viewing file:  quantize.h (1.34 KB) -rw-r--r--
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/*
Methods to Reduce the Number of Unique Colors in an Image.
*/
#ifndef _MAGICK_QUANTIZE_H
#define _MAGICK_QUANTIZE_H
#if defined(__cplusplus) || defined(c_plusplus)
extern "C" {
#endif
/*
Define declarations.
*/
#define MaxTreeDepth 8
#define NodesInAList 1536
/*
Typedef declarations.
*/
typedef struct _QuantizeInfo
{
unsigned long
number_colors;
unsigned int
tree_depth,
dither;
ColorspaceType
colorspace;
unsigned int
measure_error;
unsigned long
signature;
} QuantizeInfo;
/*
Quantization utilities methods.
*/
extern MagickExport DoublePixelPacket
GetImageDynamicThreshold(const Image *,const double,const double,
ExceptionInfo *);
extern MagickExport QuantizeInfo
*CloneQuantizeInfo(const QuantizeInfo *);
extern MagickExport unsigned int
GetImageQuantizeError(Image *),
MapImage(Image *,const Image *,const unsigned int),
MapImages(Image *,const Image *,const unsigned int),
OrderedDitherImage(Image *),
QuantizeImage(const QuantizeInfo *,Image *),
QuantizeImages(const QuantizeInfo *,Image *),
SegmentImage(Image *,const ColorspaceType,const unsigned int,const double,
const double);
extern MagickExport void
CompressImageColormap(Image *),
DestroyQuantizeInfo(QuantizeInfo *),
GetQuantizeInfo(QuantizeInfo *);
#if defined(__cplusplus) || defined(c_plusplus)
}
#endif
#endif
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