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120 lines
3.4 KiB
120 lines
3.4 KiB
/*
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* Copyright 2021 Collabora, Ltd.
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* Copyright 2021 Advanced Micro Devices, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial
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* portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef WESTON_COLOR_LCMS_H
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#define WESTON_COLOR_LCMS_H
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#include <lcms2.h>
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#include <libweston/libweston.h>
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#include "color.h"
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#include "shared/helpers.h"
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struct weston_color_manager_lcms {
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struct weston_color_manager base;
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cmsContext lcms_ctx;
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struct wl_list color_transform_list; /* cmlcms_color_transform::link */
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struct wl_list color_profile_list; /* cmlcms_color_profile::link */
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};
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static inline struct weston_color_manager_lcms *
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get_cmlcms(struct weston_color_manager *cm_base)
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{
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return container_of(cm_base, struct weston_color_manager_lcms, base);
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}
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struct cmlcms_md5_sum {
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uint8_t bytes[16];
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};
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struct cmlcms_color_profile {
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struct weston_color_profile base;
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/* struct weston_color_manager_lcms::color_profile_list */
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struct wl_list link;
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cmsHPROFILE profile;
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struct cmlcms_md5_sum md5sum;
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};
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static inline struct cmlcms_color_profile *
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get_cprof(struct weston_color_profile *cprof_base)
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{
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return container_of(cprof_base, struct cmlcms_color_profile, base);
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}
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bool
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cmlcms_get_color_profile_from_icc(struct weston_color_manager *cm,
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const void *icc_data,
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size_t icc_len,
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const char *name_part,
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struct weston_color_profile **cprof_out,
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char **errmsg);
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void
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cmlcms_destroy_color_profile(struct weston_color_profile *cprof_base);
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/*
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* Perhaps a placeholder, until we get actual color spaces involved and
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* see how this would work better.
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*/
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enum cmlcms_color_transform_type {
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CMLCMS_TYPE_EOTF_sRGB = 0,
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CMLCMS_TYPE_EOTF_sRGB_INV,
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CMLCMS_TYPE__END,
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};
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struct cmlcms_color_transform_search_param {
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enum cmlcms_color_transform_type type;
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};
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struct cmlcms_color_transform {
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struct weston_color_transform base;
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/* weston_color_manager_lcms::color_transform_list */
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struct wl_list link;
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struct cmlcms_color_transform_search_param search_key;
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/* for EOTF types */
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cmsToneCurve *curve;
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};
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static inline struct cmlcms_color_transform *
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get_xform(struct weston_color_transform *xform_base)
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{
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return container_of(xform_base, struct cmlcms_color_transform, base);
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}
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struct cmlcms_color_transform *
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cmlcms_color_transform_get(struct weston_color_manager_lcms *cm,
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const struct cmlcms_color_transform_search_param *param);
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void
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cmlcms_color_transform_destroy(struct cmlcms_color_transform *xform);
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#endif /* WESTON_COLOR_LCMS_H */
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