From b24e48e2ffbc499b940942bbc52b4fe636c14b58 Mon Sep 17 00:00:00 2001 From: Richard Hughes Date: Thu, 9 May 2013 20:31:09 +0100 Subject: [PATCH] Add initial color management framework code ICC profiles can now be specified in weston.ini for each output, or a CMS implementation can optionally loaded from a pluggable module. --- configure.ac | 7 ++ src/Makefile.am | 12 +++ src/cms-helper.c | 134 +++++++++++++++++++++++++++++++++ src/cms-helper.h | 70 +++++++++++++++++ src/cms-static.c | 174 +++++++++++++++++++++++++++++++++++++++++++ src/compositor-drm.c | 3 + src/compositor.h | 1 + weston.ini | 3 +- 8 files changed, 403 insertions(+), 1 deletion(-) create mode 100644 src/cms-helper.c create mode 100644 src/cms-helper.h create mode 100644 src/cms-static.c diff --git a/configure.ac b/configure.ac index 239fb5b6..7a98ad39 100644 --- a/configure.ac +++ b/configure.ac @@ -315,6 +315,13 @@ AC_MSG_NOTICE([Weston's native backend: $WESTON_NATIVE_BACKEND]) AC_DEFINE_UNQUOTED([WESTON_NATIVE_BACKEND], ["$WESTON_NATIVE_BACKEND"], [The default backend to load, if not wayland nor x11.]) +PKG_CHECK_MODULES(LCMS, lcms2, + [have_lcms=yes], [have_lcms=no]) +if test "x$have_lcms" = xyes; then + AC_DEFINE(HAVE_LCMS, 1, [Have lcms support]) +fi +AM_CONDITIONAL(HAVE_LCMS, [test "x$have_lcms" = xyes]) + WAYLAND_SCANNER_RULES(['$(top_srcdir)/protocol']) AC_CONFIG_FILES([Makefile diff --git a/src/Makefile.am b/src/Makefile.am index ba08fe8e..0471294d 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -96,6 +96,7 @@ moduledir = $(libdir)/weston module_LTLIBRARIES = \ $(desktop_shell) \ $(tablet_shell) \ + $(cms_static) \ $(x11_backend) \ $(drm_backend) \ $(wayland_backend) \ @@ -253,6 +254,17 @@ tablet_shell_la_SOURCES = \ tablet-shell-server-protocol.h endif +if HAVE_LCMS +cms_static = cms-static.la +cms_static_la_LDFLAGS = -module -avoid-version +cms_static_la_LIBADD = $(COMPOSITOR_LIBS) $(LCMS_LIBS) ../shared/libshared.la +cms_static_la_CFLAGS = $(GCC_CFLAGS) $(COMPOSITOR_CFLAGS) $(LCMS_CFLAGS) +cms_static_la_SOURCES = \ + cms-static.c \ + cms-helper.c \ + cms-helper.h +endif + BUILT_SOURCES = \ screenshooter-server-protocol.h \ screenshooter-protocol.c \ diff --git a/src/cms-helper.c b/src/cms-helper.c new file mode 100644 index 00000000..2c7b57f0 --- /dev/null +++ b/src/cms-helper.c @@ -0,0 +1,134 @@ +/* + * Copyright © 2013 Richard Hughes + * + * Permission to use, copy, modify, distribute, and sell this software and + * its documentation for any purpose is hereby granted without fee, provided + * that the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of the copyright holders not be used in + * advertising or publicity pertaining to distribution of the software + * without specific, written prior permission. The copyright holders make + * no representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS + * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY + * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER + * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF + * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifdef HAVE_CONFIG_H +#include +#endif + +#include +#include +#include + +#ifdef HAVE_LCMS +#include +#endif + +#include "compositor.h" +#include "cms-helper.h" + +#ifdef HAVE_LCMS +static void +weston_cms_gamma_clear(struct weston_output *o) +{ + int i; + uint16_t *red; + + if (!o->set_gamma) + return; + + red = calloc(o->gamma_size, sizeof(uint16_t)); + for (i = 0; i < o->gamma_size; i++) + red[i] = (uint32_t) 0xffff * (uint32_t) i / (uint32_t) (o->gamma_size - 1); + o->set_gamma(o, o->gamma_size, red, red, red); + free(red); +} +#endif + +void +weston_cms_set_color_profile(struct weston_output *o, + struct weston_color_profile *p) +{ +#ifdef HAVE_LCMS + cmsFloat32Number in; + const cmsToneCurve **vcgt; + int i; + int size; + uint16_t *red = NULL; + uint16_t *green = NULL; + uint16_t *blue = NULL; + + if (!o->set_gamma) + return; + if (!p) { + weston_cms_gamma_clear(o); + return; + } + + weston_log("Using ICC profile %s\n", p->filename); + vcgt = cmsReadTag (p->lcms_handle, cmsSigVcgtTag); + if (vcgt == NULL || vcgt[0] == NULL) { + weston_cms_gamma_clear(o); + return; + } + + size = o->gamma_size; + red = calloc(size, sizeof(uint16_t)); + green = calloc(size, sizeof(uint16_t)); + blue = calloc(size, sizeof(uint16_t)); + for (i = 0; i < size; i++) { + in = (cmsFloat32Number) i / (cmsFloat32Number) (size - 1); + red[i] = cmsEvalToneCurveFloat(vcgt[0], in) * (double) 0xffff; + green[i] = cmsEvalToneCurveFloat(vcgt[1], in) * (double) 0xffff; + blue[i] = cmsEvalToneCurveFloat(vcgt[2], in) * (double) 0xffff; + } + o->set_gamma(o, size, red, green, blue); + free(red); + free(green); + free(blue); +#endif +} + +void +weston_cms_destroy_profile(struct weston_color_profile *p) +{ + if (!p) + return; +#ifdef HAVE_LCMS + cmsCloseProfile(p->lcms_handle); +#endif + free(p->filename); + free(p); +} + +struct weston_color_profile * +weston_cms_create_profile(const char *filename, + void *lcms_profile) +{ + struct weston_color_profile *p; + p = calloc(1, sizeof(struct weston_color_profile)); + p->filename = strdup(filename); + p->lcms_handle = lcms_profile; + return p; +} + +struct weston_color_profile * +weston_cms_load_profile(const char *filename) +{ + struct weston_color_profile *p = NULL; +#ifdef HAVE_LCMS + cmsHPROFILE lcms_profile; + lcms_profile = cmsOpenProfileFromFile(filename, "r"); + if (lcms_profile) + p = weston_cms_create_profile(filename, lcms_profile); +#endif + return p; +} diff --git a/src/cms-helper.h b/src/cms-helper.h new file mode 100644 index 00000000..a919a42a --- /dev/null +++ b/src/cms-helper.h @@ -0,0 +1,70 @@ +/* + * Copyright © 2013 Richard Hughes + * + * Permission to use, copy, modify, distribute, and sell this software and + * its documentation for any purpose is hereby granted without fee, provided + * that the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of the copyright holders not be used in + * advertising or publicity pertaining to distribution of the software + * without specific, written prior permission. The copyright holders make + * no representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS + * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY + * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER + * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF + * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef _WESTON_CMS_H_ +#define _WESTON_CMS_H_ + +#include "compositor.h" + +/* General overview on how to be a CMS plugin: + * + * First, some nomenclature: + * + * CMF: Color management framework, i.e. "Use foo.icc for device $bar" + * CMM: Color management module that converts pixel colors, which is + * usually lcms2 on any modern OS. + * CMS: Color management system that encompasses both a CMF and CMM. + * ICC: International Color Consortium, the people that define the + * binary encoding of a .icc file. + * VCGT: Video Card Gamma Tag. An Apple extension to the ICC specification + * that allows the calibration state to be stored in the ICC profile + * Output: Physical port with a display attached, e.g. LVDS1 + * + * As a CMF is probably something you don't want or need on an embeded install + * these functions will not be called if the icc_profile key is set for a + * specific [output] section in weston.ini + * + * Most desktop environments want the CMF to decide what profile to use in + * different situations, so that displays can be profiled and also so that + * the ICC profiles can be changed at runtime depending on the task or ambient + * environment. + * + * The CMF can be selected using the 'modules' key in the [core] section. + */ + +struct weston_color_profile { + char *filename; + void *lcms_handle; +}; + +void +weston_cms_set_color_profile(struct weston_output *o, + struct weston_color_profile *p); +struct weston_color_profile * +weston_cms_create_profile(const char *filename, + void *lcms_profile); +struct weston_color_profile * +weston_cms_load_profile(const char *filename); +void +weston_cms_destroy_profile(struct weston_color_profile *p); + +#endif diff --git a/src/cms-static.c b/src/cms-static.c new file mode 100644 index 00000000..be8e63eb --- /dev/null +++ b/src/cms-static.c @@ -0,0 +1,174 @@ +/* + * Copyright © 2013 Richard Hughes + * + * Permission to use, copy, modify, distribute, and sell this software and + * its documentation for any purpose is hereby granted without fee, provided + * that the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of the copyright holders not be used in + * advertising or publicity pertaining to distribution of the software + * without specific, written prior permission. The copyright holders make + * no representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS + * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY + * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER + * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF + * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN + * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifdef HAVE_CONFIG_H +#include +#endif + +#define _GNU_SOURCE +#include +#include + +#include "compositor.h" +#include "cms-helper.h" + +struct cms_static { + struct weston_compositor *ec; + struct wl_listener destroy_listener; + struct wl_listener output_created_listener; + struct wl_list configured_output_list; +}; + +struct cms_configured_output { + char *icc_profile; + char *name; + struct wl_list link; +}; + +static void +cms_output_created(struct cms_static *cms, struct weston_output *o) +{ + struct cms_configured_output *configured_output; + struct weston_color_profile *p; + + weston_log("cms-static: output %i [%s] created\n", o->id, o->name); + + /* find profile from configured list */ + wl_list_for_each(configured_output, &cms->configured_output_list, link) { + if (strcmp (o->name, configured_output->name) == 0) { + p = weston_cms_load_profile(configured_output->icc_profile); + if (p == NULL) { + weston_log("cms-static: failed to load %s\n", + configured_output->icc_profile); + } else { + weston_log("cms-static: loading %s for %s\n", + configured_output->icc_profile, o->name); + weston_cms_set_color_profile(o, p); + } + break; + } + } +} + +static void +cms_notifier_output_created(struct wl_listener *listener, void *data) +{ + struct weston_output *o = (struct weston_output *) data; + struct cms_static *cms = container_of(listener, struct cms_static, destroy_listener); + cms_output_created(cms, o); +} + +static void +cms_module_destroy(struct cms_static *cms) +{ + struct cms_configured_output *configured_output, *next_co; + + wl_list_for_each_safe(configured_output, next_co, + &cms->configured_output_list, link) { + free(configured_output->name); + free(configured_output->icc_profile); + free(configured_output); + } + free(cms); +} + +static void +cms_notifier_destroy(struct wl_listener *listener, void *data) +{ + struct cms_static *cms = container_of(listener, struct cms_static, destroy_listener); + cms_module_destroy(cms); +} + +static char *output_icc_profile; +static char *output_name; + +static void +output_section_done(void *data) +{ + struct cms_configured_output *configured_output; + struct cms_static *cms = (struct cms_static *) data; + + if (output_name == NULL || output_icc_profile == NULL) { + free(output_name); + free(output_icc_profile); + output_name = NULL; + output_icc_profile = NULL; + return; + } + + weston_log("cms-static: output %s profile configured as %s\n", + output_name, output_icc_profile); + + /* create an object used to store name<->profile data to avoid parsing + * the config file every time a new output is added */ + configured_output = malloc(sizeof *configured_output); + memset(configured_output, 0, sizeof *configured_output); + configured_output->name = output_name; + configured_output->icc_profile = output_icc_profile; + wl_list_insert(&cms->configured_output_list, &configured_output->link); + output_name = NULL; + output_icc_profile = NULL; +} + +WL_EXPORT int +module_init(struct weston_compositor *ec, + int *argc, char *argv[], const char *config_file) +{ + struct cms_static *cms; + struct weston_output *output; + + weston_log("cms-static: initialized\n"); + + /* create local state object */ + cms = malloc(sizeof *cms); + if (cms == NULL) + return -1; + memset(cms, 0, sizeof *cms); + + wl_list_init(&cms->configured_output_list); + + /* parse config file */ + const struct config_key drm_config_keys[] = { + { "name", CONFIG_KEY_STRING, &output_name }, + { "icc_profile", CONFIG_KEY_STRING, &output_icc_profile }, + }; + + const struct config_section config_section[] = { + { "output", drm_config_keys, + ARRAY_LENGTH(drm_config_keys), output_section_done }, + }; + + parse_config_file(config_file, config_section, + ARRAY_LENGTH(config_section), cms); + + cms->destroy_listener.notify = cms_notifier_destroy; + wl_signal_add(&ec->destroy_signal, &cms->destroy_listener); + + cms->output_created_listener.notify = cms_notifier_output_created; + wl_signal_add(&ec->output_created_signal, &cms->output_created_listener); + + /* discover outputs */ + wl_list_for_each(output, &ec->output_list, link) + cms_output_created(cms, output); + + return 0; +} diff --git a/src/compositor-drm.c b/src/compositor-drm.c index ac61ef6b..91f5ea55 100644 --- a/src/compositor-drm.c +++ b/src/compositor-drm.c @@ -29,6 +29,7 @@ #include #include +#include #include #include #include @@ -1812,6 +1813,8 @@ create_output_for_connector(struct drm_compositor *ec, wl_list_insert(ec->base.output_list.prev, &output->base.link); find_and_parse_output_edid(ec, output, connector); + if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS) + output->base.connection_internal = 1; output->base.origin = output->base.current; output->base.start_repaint_loop = drm_output_start_repaint_loop; diff --git a/src/compositor.h b/src/compositor.h index 606497bb..97c91c01 100644 --- a/src/compositor.h +++ b/src/compositor.h @@ -200,6 +200,7 @@ struct weston_output { void (*set_backlight)(struct weston_output *output, uint32_t value); void (*set_dpms)(struct weston_output *output, enum dpms_enum level); + int connection_internal; uint16_t gamma_size; void (*set_gamma)(struct weston_output *output, uint16_t size, diff --git a/weston.ini b/weston.ini index cd34044e..49ba5261 100644 --- a/weston.ini +++ b/weston.ini @@ -1,5 +1,5 @@ [core] -#modules=desktop-shell.so,xwayland.so +#modules=desktop-shell.so,xwayland.so,cms-static.so [shell] background-image=/usr/share/backgrounds/gnome/Aqua.jpg @@ -46,6 +46,7 @@ path=/usr/libexec/weston-keyboard #name=LVDS1 #mode=1680x1050 #transform=90 +#icc_profile=/usr/share/color/icc/colord/Bluish.icc #[output] #name=VGA1