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#ifndef MUPDF_FITZ_FUNCTION_H
#define MUPDF_FITZ_FUNCTION_H
#include "mupdf/fitz/system.h"
#include "mupdf/fitz/context.h"
#include "mupdf/fitz/store.h"
#include "mupdf/fitz/colorspace.h"
/*
* The generic function support.
*/
typedef struct fz_function_s fz_function;
void fz_eval_function(fz_context *ctx, fz_function *func, const float *in, int inlen, float *out, int outlen);
fz_function *fz_keep_function(fz_context *ctx, fz_function *func);
void fz_drop_function(fz_context *ctx, fz_function *func);
size_t fz_function_size(fz_context *ctx, fz_function *func);
void fz_print_function(fz_context *ctx, fz_output *out, fz_function *func);
enum
{
FZ_FN_MAXN = FZ_MAX_COLORS,
FZ_FN_MAXM = FZ_MAX_COLORS
};
struct fz_function_s
{
fz_storable storable;
unsigned int size;
int m; /* number of input values */
int n; /* number of output values */
void (*evaluate)(fz_context *ctx, fz_function *func, const float *in, float *out);
void (*print)(fz_context *ctx, fz_output *out, fz_function *func);
};
#endif
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