79 lines
2.4 KiB
C
79 lines
2.4 KiB
C
/*
|
|
* Copyright 2022 Collabora, Ltd.
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining
|
|
* a copy of this software and associated documentation files (the
|
|
* "Software"), to deal in the Software without restriction, including
|
|
* without limitation the rights to use, copy, modify, merge, publish,
|
|
* distribute, sublicense, and/or sell copies of the Software, and to
|
|
* permit persons to whom the Software is furnished to do so, subject to
|
|
* the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice (including the
|
|
* next paragraph) shall be included in all copies or substantial
|
|
* portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
|
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
|
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
|
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
* SOFTWARE.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <lcms2.h>
|
|
|
|
#include "color_util.h"
|
|
|
|
struct lcms_pipeline {
|
|
/**
|
|
* Color space name
|
|
*/
|
|
const char *color_space;
|
|
/**
|
|
* Chromaticities for output profile
|
|
*/
|
|
cmsCIExyYTRIPLE prim_output;
|
|
/**
|
|
* tone curve enum
|
|
*/
|
|
enum transfer_fn pre_fn;
|
|
/**
|
|
* Transform matrix from sRGB to target chromaticities in prim_output
|
|
*/
|
|
struct lcmsMAT3 mat;
|
|
/**
|
|
* matrix from prim_output to XYZ, for example matrix conversion
|
|
* sRGB->XYZ, adobeRGB->XYZ, bt2020->XYZ
|
|
*/
|
|
struct lcmsMAT3 mat2XYZ;
|
|
/**
|
|
* tone curve enum
|
|
*/
|
|
enum transfer_fn post_fn;
|
|
};
|
|
|
|
cmsToneCurve *
|
|
build_MPE_curve(cmsContext ctx, enum transfer_fn fn);
|
|
|
|
cmsStage *
|
|
build_MPE_curve_stage(cmsContext context_id, enum transfer_fn fn);
|
|
|
|
cmsBool
|
|
SetTextTags(cmsHPROFILE hProfile, const wchar_t* Description);
|
|
|
|
cmsHPROFILE
|
|
build_lcms_matrix_shaper_profile_output(cmsContext context_id,
|
|
const struct lcms_pipeline *pipeline,
|
|
const double vcgt_exponents[COLOR_CHAN_NUM]);
|
|
|
|
cmsHPROFILE
|
|
build_lcms_clut_profile_output(cmsContext context_id,
|
|
const struct lcms_pipeline *pipeline,
|
|
const double vcgt_exponents[COLOR_CHAN_NUM],
|
|
int clut_dim_size, float clut_roundtrip_tolerance);
|