/usr/include/mupdf/fitz/separation.h is in libmupdf-dev 1.12.0+ds1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 | #ifndef MUPDF_FITZ_SEPARATION_H
#define MUPDF_FITZ_SEPARATION_H
#include "mupdf/fitz/system.h"
#include "mupdf/fitz/context.h"
/*
A fz_separation structure holds details of a set of separations
(such as might be used on within a page of the document).
The app might control the separations by enabling/disabling them,
and subsequent renders would take this into account.
*/
enum
{
FZ_MAX_SEPARATIONS = 64
};
typedef struct fz_separations_s fz_separations;
typedef enum
{
/* "Composite" separations are rendered using process
* colors using the equivalent colors */
FZ_SEPARATION_COMPOSITE = 0,
/* Spot colors are rendered into their own spot plane. */
FZ_SEPARATION_SPOT = 1,
/* Disabled colors are not rendered at all in the final
* output. */
FZ_SEPARATION_DISABLED = 2
} fz_separation_behavior;
/* Create a new separations structure (initially empty) */
fz_separations *fz_new_separations(fz_context *ctx, int controllable);
/* Keep a reference */
fz_separations *fz_keep_separations(fz_context *ctx, fz_separations *sep);
/* Drop a reference */
void fz_drop_separations(fz_context *ctx, fz_separations *sep);
/* Add a separation (null terminated name, colorspace) */
void fz_add_separation(fz_context *ctx, fz_separations *sep, const char *name, fz_colorspace *cs, int cs_channel);
/* Add a separation with equivalents (null terminated name, colorspace) (old, deprecated) */
void fz_add_separation_equivalents(fz_context *ctx, fz_separations *sep, uint32_t rgba, uint32_t cmyk, const char *name);
/* Control the rendering of a given separation */
void fz_set_separation_behavior(fz_context *ctx, fz_separations *sep, int separation, fz_separation_behavior behavior);
/* Test for the current behavior of a separation */
fz_separation_behavior fz_separation_current_behavior(fz_context *ctx, const fz_separations *sep, int separation);
/* Quick test for all separations composite (the common case) */
int fz_separations_all_composite(fz_context *ctx, const fz_separations *sep);
/* Read separation name */
const char *fz_separation_name(fz_context *ctx, const fz_separations *sep, int separation);
/* Count the number of separations */
int fz_count_separations(fz_context *ctx, const fz_separations *sep);
/* Find out if separations are controllable. */
int fz_separations_controllable(fz_context *ctx, const fz_separations *seps);
/* Return the number of active separations. */
int fz_count_active_separations(fz_context *ctx, const fz_separations *seps);
/* Return a separations object with all the spots in the input
* separations object that are set to composite, reset to be
* enabled. If there ARE no spots in the object, this returns
* NULL. If the object already has all its spots enabled, then
* just returns another handle on the same object. */
fz_separations *fz_clone_separations_for_overprint(fz_context *ctx, fz_separations *seps);
/* Convert a color given in terms of one colorspace,
* to a color in terms of another colorspace/separations. */
void fz_convert_separation_colors(fz_context *ctx, const fz_color_params *color_params, const fz_colorspace *dst_cs, const fz_separations *dst_sep, float *dst_color, const fz_colorspace *src_cs, const float *src_color);
/* Get the equivalent separation color in a given colorspace. */
void fz_separation_equivalent(fz_context *ctx, const fz_separations *seps, int i, const fz_color_params *color_params, const fz_colorspace *dst_cs, const fz_colorspace *prf, float *convert);
#endif
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