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| author | Robin Watts <robin.watts@artifex.com> | 2017-07-06 14:44:19 +0100 |
|---|---|---|
| committer | Robin Watts <robin.watts@artifex.com> | 2017-07-19 19:41:23 +0100 |
| commit | d541fc4b9eced1b788377df8c7edfd9b8dea4094 (patch) | |
| tree | ac1f1ee61ceb7fbf93fe4fe642bd65536222fddb /include | |
| parent | 5242318aae6b46777326eb4b10514aabd21d7eea (diff) | |
| download | mupdf-d541fc4b9eced1b788377df8c7edfd9b8dea4094.tar.xz | |
Extend fz_colorspaces to better cope with DeviceN.
We now keep a list of colorant names for every colorspace,
along with a an 'is_device_n' flag, set for all separation
and deviceN spaces.
Diffstat (limited to 'include')
| -rw-r--r-- | include/mupdf/fitz/colorspace.h | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/include/mupdf/fitz/colorspace.h b/include/mupdf/fitz/colorspace.h index 6bd24faa..57404fa9 100644 --- a/include/mupdf/fitz/colorspace.h +++ b/include/mupdf/fitz/colorspace.h @@ -61,7 +61,14 @@ typedef struct fz_default_colorspaces_s fz_default_colorspaces; True for CMYK, Separation and DeviceN colorspaces. */ -int fz_colorspace_is_subtractive(fz_context *ctx, fz_colorspace *pix); +int fz_colorspace_is_subtractive(fz_context *ctx, const fz_colorspace *cs); + +/* + fz_colorspace_is_device_n: Return true if a colorspace is separation or devicen. + + True for Separation and DeviceN colorspaces. +*/ +int fz_colorspace_is_device_n(fz_context *ctx, const fz_colorspace *cs); /* fz_device_gray: Get colorspace representing device specific gray. @@ -101,7 +108,9 @@ typedef fz_colorspace *(fz_colorspace_base_fn)(const fz_colorspace *cs); typedef void (fz_colorspace_clamp_fn)(const fz_colorspace *cs, const float *src, float *dst); -fz_colorspace *fz_new_colorspace(fz_context *ctx, const char *name, int n, int is_subtractive, fz_colorspace_convert_fn *to_ccs, fz_colorspace_convert_fn *from_ccs, fz_colorspace_base_fn *base, fz_colorspace_clamp_fn *clamp, fz_colorspace_destruct_fn *destruct, void *data, size_t size); +fz_colorspace *fz_new_colorspace(fz_context *ctx, const char *name, int n, int is_subtractive, int is_device_n, fz_colorspace_convert_fn *to_ccs, fz_colorspace_convert_fn *from_ccs, fz_colorspace_base_fn *base, fz_colorspace_clamp_fn *clamp, fz_colorspace_destruct_fn *destruct, void *data, size_t size); +void fz_colorspace_name_colorant(fz_context *ctx, fz_colorspace *cs, int n, const char *name); +const char *fz_colorspace_colorant(fz_context *ctx, const fz_colorspace *cs, int n); fz_colorspace *fz_new_indexed_colorspace(fz_context *ctx, fz_colorspace *base, int high, unsigned char *lookup); fz_colorspace *fz_keep_colorspace(fz_context *ctx, fz_colorspace *colorspace); void fz_drop_colorspace(fz_context *ctx, fz_colorspace *colorspace); @@ -113,6 +122,7 @@ int fz_colorspace_is_lab_icc(fz_context *ctx, const fz_colorspace *cs); int fz_colorspace_is_cal(fz_context *ctx, const fz_colorspace *cs); int fz_colorspace_is_indexed(fz_context *ctx, const fz_colorspace *cs); int fz_colorspace_n(fz_context *ctx, const fz_colorspace *cs); +int fz_colorspace_devicen_n(fz_context *ctx, const fz_colorspace *cs); const char *fz_colorspace_name(fz_context *ctx, const fz_colorspace *cs); void fz_clamp_color(fz_context *ctx, const fz_colorspace *cs, const float *in, float *out); void fz_convert_color(fz_context *ctx, const fz_color_params *params, fz_colorspace *intcs, fz_colorspace *dscs, float *dstv, fz_colorspace *srcs, const float *srcv); |