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gimp/plug-ins/common/lcms.c
Michael Natterer 614c61a3dd Don't #include <glib.h> before <lcms.h> 
The include claimed to be because of "inline" in the lcms header, but
that was probably lcms1, since there is no trace of inline in the
lcms2 header.
2014-04-10 20:48:22 +02:00

1480 lines
47 KiB
C
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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* Color management plug-in based on littleCMS
* Copyright (C) 2006, 2007 Sven Neumann <sven@gimp.org>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <string.h>
#include <lcms2.h>
#include <libgimp/gimp.h>
#include <libgimp/gimpui.h>
#include "libgimp/stdplugins-intl.h"
#define PLUG_IN_BINARY "lcms"
#define PLUG_IN_ROLE "gimp-lcms"
#define PLUG_IN_PROC_SET "plug-in-icc-profile-set"
#define PLUG_IN_PROC_SET_RGB "plug-in-icc-profile-set-rgb"
#define PLUG_IN_PROC_APPLY "plug-in-icc-profile-apply"
#define PLUG_IN_PROC_APPLY_RGB "plug-in-icc-profile-apply-rgb"
#define PLUG_IN_PROC_INFO "plug-in-icc-profile-info"
#define PLUG_IN_PROC_FILE_INFO "plug-in-icc-profile-file-info"
enum
{
STATUS,
PROFILE_NAME,
PROFILE_DESC,
PROFILE_INFO,
NUM_RETURN_VALS
};
enum
{
PROC_SET,
PROC_SET_RGB,
PROC_APPLY,
PROC_APPLY_RGB,
PROC_INFO,
PROC_FILE_INFO,
NONE
};
typedef struct
{
const gchar *name;
const gint min_params;
} Procedure;
typedef struct
{
GimpColorRenderingIntent intent;
gboolean bpc;
} LcmsValues;
static void query (void);
static void run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals);
static GimpPDBStatusType lcms_icc_set (GimpColorConfig *config,
gint32 image,
const gchar *filename);
static GimpPDBStatusType lcms_icc_apply (GimpColorConfig *config,
GimpRunMode run_mode,
gint32 image,
const gchar *filename,
GimpColorRenderingIntent intent,
gboolean bpc,
gboolean *dont_ask);
static GimpPDBStatusType lcms_icc_info (GimpColorConfig *config,
gint32 image,
gchar **name,
gchar **desc,
gchar **info);
static GimpPDBStatusType lcms_icc_file_info (const gchar *filename,
gchar **name,
gchar **desc,
gchar **info,
GError **error);
static cmsHPROFILE lcms_image_get_profile (GimpColorConfig *config,
gint32 image,
GError **error);
static gboolean lcms_image_set_profile (gint32 image,
cmsHPROFILE profile,
const gchar *filename);
static gboolean lcms_image_apply_profile (gint32 image,
cmsHPROFILE src_profile,
cmsHPROFILE dest_profile,
const gchar *filename,
GimpColorRenderingIntent intent,
gboolean bpc);
static void lcms_image_transform_rgb (gint32 image,
cmsHPROFILE src_profile,
cmsHPROFILE dest_profile,
GimpColorRenderingIntent intent,
gboolean bpc);
static void lcms_layers_transform_rgb (gint *layers,
gint num_layers,
cmsHPROFILE src_profile,
cmsHPROFILE dest_profile,
GimpColorRenderingIntent intent,
gboolean bpc);
static void lcms_image_transform_indexed (gint32 image,
cmsHPROFILE src_profile,
cmsHPROFILE dest_profile,
GimpColorRenderingIntent intent,
gboolean bpc);
static gboolean lcms_icc_apply_dialog (gint32 image,
cmsHPROFILE src_profile,
cmsHPROFILE dest_profile,
gboolean *dont_ask);
static GimpPDBStatusType lcms_dialog (GimpColorConfig *config,
gint32 image,
gboolean apply,
LcmsValues *values);
static const GimpParamDef set_args[] =
{
{ GIMP_PDB_INT32, "run-mode", "The run mode { RUN-INTERACTIVE (0), RUN-NONINTERACTIVE (1) }" },
{ GIMP_PDB_IMAGE, "image", "Input image" },
{ GIMP_PDB_STRING, "profile", "Filename of an ICC color profile" }
};
static const GimpParamDef set_rgb_args[] =
{
{ GIMP_PDB_INT32, "run-mode", "The run mode { RUN-INTERACTIVE (0), RUN-NONINTERACTIVE (1) }" },
{ GIMP_PDB_IMAGE, "image", "Input image" },
};
static const GimpParamDef apply_args[] =
{
{ GIMP_PDB_INT32, "run-mode", "The run mode { RUN-INTERACTIVE (0), RUN-NONINTERACTIVE (1) }" },
{ GIMP_PDB_IMAGE, "image", "Input image" },
{ GIMP_PDB_STRING, "profile", "Filename of an ICC color profile" },
{ GIMP_PDB_INT32, "intent", "Rendering intent (enum GimpColorRenderingIntent)" },
{ GIMP_PDB_INT32, "bpc", "Black point compensation" }
};
static const GimpParamDef apply_rgb_args[] =
{
{ GIMP_PDB_INT32, "run-mode", "The run mode { RUN-INTERACTIVE (0), RUN-NONINTERACTIVE (1) }" },
{ GIMP_PDB_IMAGE, "image", "Input image" },
{ GIMP_PDB_INT32, "intent", "Rendering intent (enum GimpColorRenderingIntent)" },
{ GIMP_PDB_INT32, "bpc", "Black point compensation" }
};
static const GimpParamDef info_args[] =
{
{ GIMP_PDB_IMAGE, "image", "Input image" },
};
static const GimpParamDef file_info_args[] =
{
{ GIMP_PDB_STRING, "profile", "Filename of an ICC color profile" }
};
static const Procedure procedures[] =
{
{ PLUG_IN_PROC_SET, 2 },
{ PLUG_IN_PROC_SET_RGB, 2 },
{ PLUG_IN_PROC_APPLY, 2 },
{ PLUG_IN_PROC_APPLY_RGB, 2 },
{ PLUG_IN_PROC_INFO, 1 },
{ PLUG_IN_PROC_FILE_INFO, 1 }
};
const GimpPlugInInfo PLUG_IN_INFO =
{
NULL, /* init_proc */
NULL, /* quit_proc */
query, /* query_proc */
run, /* run_proc */
};
MAIN ()
static void
query (void)
{
static const GimpParamDef info_return_vals[] =
{
{ GIMP_PDB_STRING, "profile-name", "Name" },
{ GIMP_PDB_STRING, "profile-desc", "Description" },
{ GIMP_PDB_STRING, "profile-info", "Info" }
};
gimp_install_procedure (PLUG_IN_PROC_SET,
N_("Set a color profile on the image"),
"This procedure sets an ICC color profile on an "
"image using the 'icc-profile' parasite. It does "
"not do any color conversion.",
"Sven Neumann",
"Sven Neumann",
"2006, 2007",
N_("_Assign Color Profile..."),
"RGB*, INDEXED*",
GIMP_PLUGIN,
G_N_ELEMENTS (set_args), 0,
set_args, NULL);
gimp_install_procedure (PLUG_IN_PROC_SET_RGB,
"Set the default RGB color profile on the image",
"This procedure sets the user-configured RGB "
"profile on an image using the 'icc-profile' "
"parasite. If no RGB profile is configured, sRGB "
"is assumed and the parasite is unset. This "
"procedure does not do any color conversion.",
"Sven Neumann",
"Sven Neumann",
"2006, 2007",
N_("Assign default RGB Profile"),
"RGB*, INDEXED*",
GIMP_PLUGIN,
G_N_ELEMENTS (set_rgb_args), 0,
set_rgb_args, NULL);
gimp_install_procedure (PLUG_IN_PROC_APPLY,
_("Apply a color profile on the image"),
"This procedure transform from the image's color "
"profile (or the default RGB profile if none is "
"set) to the given ICC color profile. Only RGB "
"color profiles are accepted. The profile "
"is then set on the image using the 'icc-profile' "
"parasite.",
"Sven Neumann",
"Sven Neumann",
"2006, 2007",
N_("_Convert to Color Profile..."),
"RGB*, INDEXED*",
GIMP_PLUGIN,
G_N_ELEMENTS (apply_args), 0,
apply_args, NULL);
gimp_install_procedure (PLUG_IN_PROC_APPLY_RGB,
"Apply default RGB color profile on the image",
"This procedure transform from the image's color "
"profile (or the default RGB profile if none is "
"set) to the configured default RGB color profile. "
"The profile is then set on the image using the "
"'icc-profile' parasite. If no RGB color profile "
"is configured, sRGB is assumed and the parasite "
"is unset.",
"Sven Neumann",
"Sven Neumann",
"2006, 2007",
N_("Convert to default RGB Profile"),
"RGB*, INDEXED*",
GIMP_PLUGIN,
G_N_ELEMENTS (apply_rgb_args), 0,
apply_rgb_args, NULL);
gimp_install_procedure (PLUG_IN_PROC_INFO,
"Retrieve information about an image's color profile",
"This procedure returns information about the RGB "
"color profile attached to an image. If no RGB "
"color profile is attached, sRGB is assumed.",
"Sven Neumann",
"Sven Neumann",
"2006, 2007",
N_("Image Color Profile Information"),
"*",
GIMP_PLUGIN,
G_N_ELEMENTS (info_args),
G_N_ELEMENTS (info_return_vals),
info_args, info_return_vals);
gimp_install_procedure (PLUG_IN_PROC_FILE_INFO,
"Retrieve information about a color profile",
"This procedure returns information about an ICC "
"color profile on disk.",
"Sven Neumann",
"Sven Neumann",
"2006, 2007",
N_("Color Profile Information"),
"*",
GIMP_PLUGIN,
G_N_ELEMENTS (file_info_args),
G_N_ELEMENTS (info_return_vals),
file_info_args, info_return_vals);
gimp_plugin_menu_register (PLUG_IN_PROC_SET,
"<Image>/Image/Mode/Color Profile");
gimp_plugin_menu_register (PLUG_IN_PROC_APPLY,
"<Image>/Image/Mode/Color Profile");
}
static void
run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals)
{
GimpPDBStatusType status = GIMP_PDB_CALLING_ERROR;
gint proc = NONE;
GimpRunMode run_mode = GIMP_RUN_NONINTERACTIVE;
gint32 image = -1;
const gchar *filename = NULL;
GimpColorConfig *config = NULL;
gboolean dont_ask = FALSE;
GimpColorRenderingIntent intent;
gboolean bpc;
static GimpParam values[6];
INIT_I18N ();
gegl_init (NULL, NULL);
values[0].type = GIMP_PDB_STATUS;
*nreturn_vals = 1;
*return_vals = values;
for (proc = 0; proc < G_N_ELEMENTS (procedures); proc++)
{
if (strcmp (name, procedures[proc].name) == 0)
break;
}
if (proc == NONE)
goto done;
if (nparams < procedures[proc].min_params)
goto done;
if (proc != PROC_FILE_INFO)
{
config = gimp_get_color_configuration ();
/* Later code relies on config != NULL if proc != PROC_FILE_INFO */
g_return_if_fail (config != NULL);
intent = config->display_intent;
}
else
intent = GIMP_COLOR_RENDERING_INTENT_PERCEPTUAL;
bpc = (intent == GIMP_COLOR_RENDERING_INTENT_RELATIVE_COLORIMETRIC);
switch (proc)
{
case PROC_SET:
run_mode = param[0].data.d_int32;
image = param[1].data.d_image;
if (nparams > 2)
filename = param[2].data.d_string;
break;
case PROC_APPLY:
run_mode = param[0].data.d_int32;
image = param[1].data.d_image;
if (nparams > 2)
filename = param[2].data.d_string;
if (nparams > 3)
intent = param[3].data.d_int32;
if (nparams > 4)
bpc = param[4].data.d_int32 ? TRUE : FALSE;
break;
case PROC_SET_RGB:
run_mode = param[0].data.d_int32;
image = param[1].data.d_image;
break;
case PROC_APPLY_RGB:
run_mode = param[0].data.d_int32;
image = param[1].data.d_image;
if (nparams > 2)
intent = param[2].data.d_int32;
if (nparams > 3)
bpc = param[3].data.d_int32 ? TRUE : FALSE;
break;
case PROC_INFO:
image = param[0].data.d_image;
break;
case PROC_FILE_INFO:
filename = param[0].data.d_string;
break;
}
if (run_mode == GIMP_RUN_INTERACTIVE)
{
LcmsValues values = { intent, bpc };
switch (proc)
{
case PROC_SET:
status = lcms_dialog (config, image, FALSE, &values);
goto done;
case PROC_APPLY:
gimp_get_data (name, &values);
status = lcms_dialog (config, image, TRUE, &values);
if (status == GIMP_PDB_SUCCESS)
gimp_set_data (name, &values, sizeof (LcmsValues));
goto done;
default:
break;
}
}
switch (proc)
{
case PROC_SET:
case PROC_SET_RGB:
status = lcms_icc_set (config, image, filename);
break;
case PROC_APPLY:
case PROC_APPLY_RGB:
status = lcms_icc_apply (config, run_mode,
image, filename, intent, bpc,
&dont_ask);
if (run_mode == GIMP_RUN_INTERACTIVE)
{
*nreturn_vals = 2;
values[1].type = GIMP_PDB_INT32;
values[1].data.d_int32 = dont_ask;
}
break;
case PROC_INFO:
case PROC_FILE_INFO:
{
gchar *name = NULL;
gchar *desc = NULL;
gchar *info = NULL;
GError *error = NULL;
if (proc == PROC_INFO)
status = lcms_icc_info (config, image, &name, &desc, &info);
else
status = lcms_icc_file_info (filename, &name, &desc, &info, &error);
if (status == GIMP_PDB_SUCCESS)
{
*nreturn_vals = NUM_RETURN_VALS;
values[PROFILE_NAME].type = GIMP_PDB_STRING;
values[PROFILE_NAME].data.d_string = name;
values[PROFILE_DESC].type = GIMP_PDB_STRING;
values[PROFILE_DESC].data.d_string = desc;
values[PROFILE_INFO].type = GIMP_PDB_STRING;
values[PROFILE_INFO].data.d_string = info;
}
else if (error)
{
*nreturn_vals = 2;
values[1].type = GIMP_PDB_STRING;
values[1].data.d_string = error->message;
}
}
break;
}
done:
if (run_mode != GIMP_RUN_NONINTERACTIVE)
gimp_displays_flush ();
if (config)
g_object_unref (config);
values[0].data.d_status = status;
}
static GimpPDBStatusType
lcms_icc_set (GimpColorConfig *config,
gint32 image,
const gchar *filename)
{
gboolean success;
g_return_val_if_fail (GIMP_IS_COLOR_CONFIG (config), GIMP_PDB_CALLING_ERROR);
g_return_val_if_fail (image != -1, GIMP_PDB_CALLING_ERROR);
if (! filename)
filename = config->rgb_profile;
success = lcms_image_set_profile (image, NULL, filename);
return success ? GIMP_PDB_SUCCESS : GIMP_PDB_EXECUTION_ERROR;
}
static GimpPDBStatusType
lcms_icc_apply (GimpColorConfig *config,
GimpRunMode run_mode,
gint32 image,
const gchar *filename,
GimpColorRenderingIntent intent,
gboolean bpc,
gboolean *dont_ask)
{
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
cmsHPROFILE src_profile = NULL;
cmsHPROFILE dest_profile = NULL;
GError *error = NULL;
g_return_val_if_fail (GIMP_IS_COLOR_CONFIG (config), GIMP_PDB_CALLING_ERROR);
g_return_val_if_fail (image != -1, GIMP_PDB_CALLING_ERROR);
if (! filename)
filename = config->rgb_profile;
if (filename)
{
GError *error = NULL;
dest_profile = gimp_lcms_profile_open_from_file (filename, &error);
if (! dest_profile)
{
g_message ("%s", error->message);
g_clear_error (&error);
return GIMP_PDB_EXECUTION_ERROR;
}
if (! gimp_lcms_profile_is_rgb (dest_profile))
{
g_message (_("Color profile '%s' is not for RGB color space."),
gimp_filename_to_utf8 (filename));
cmsCloseProfile (dest_profile);
return GIMP_PDB_EXECUTION_ERROR;
}
}
src_profile = lcms_image_get_profile (config, image, &error);
if (error)
{
g_message ("%s", error->message);
g_clear_error (&error);
}
if (! src_profile && ! dest_profile)
return GIMP_PDB_SUCCESS;
if (! src_profile)
src_profile = gimp_lcms_create_srgb_profile ();
if (! dest_profile)
dest_profile = gimp_lcms_create_srgb_profile ();
if (gimp_lcms_profile_is_equal (src_profile, dest_profile))
{
gchar *src_label = gimp_lcms_profile_get_label (src_profile);
gchar *dest_label = gimp_lcms_profile_get_label (dest_profile);
cmsCloseProfile (src_profile);
cmsCloseProfile (dest_profile);
g_printerr ("lcms: skipping conversion because profiles seem to be equal:\n");
g_printerr (" %s\n", src_label);
g_printerr (" %s\n", dest_label);
g_free (src_label);
g_free (dest_label);
return GIMP_PDB_SUCCESS;
}
if (run_mode == GIMP_RUN_INTERACTIVE &&
! lcms_icc_apply_dialog (image, src_profile, dest_profile, dont_ask))
{
status = GIMP_PDB_CANCEL;
}
if (status == GIMP_PDB_SUCCESS &&
! lcms_image_apply_profile (image,
src_profile, dest_profile, filename,
intent, bpc))
{
status = GIMP_PDB_EXECUTION_ERROR;
}
cmsCloseProfile (src_profile);
cmsCloseProfile (dest_profile);
return status;
}
static GimpPDBStatusType
lcms_icc_info (GimpColorConfig *config,
gint32 image,
gchar **name,
gchar **desc,
gchar **info)
{
cmsHPROFILE profile;
GError *error = NULL;
g_return_val_if_fail (GIMP_IS_COLOR_CONFIG (config), GIMP_PDB_CALLING_ERROR);
g_return_val_if_fail (image != -1, GIMP_PDB_CALLING_ERROR);
profile = lcms_image_get_profile (config, image, &error);
if (error)
{
g_message ("%s", error->message);
g_clear_error (&error);
}
if (! profile)
profile = gimp_lcms_create_srgb_profile ();
if (name) *name = gimp_lcms_profile_get_model (profile);
if (desc) *desc = gimp_lcms_profile_get_description (profile);
if (info) *info = gimp_lcms_profile_get_summary (profile);
cmsCloseProfile (profile);
return GIMP_PDB_SUCCESS;
}
static GimpPDBStatusType
lcms_icc_file_info (const gchar *filename,
gchar **name,
gchar **desc,
gchar **info,
GError **error)
{
cmsHPROFILE profile;
profile = gimp_lcms_profile_open_from_file (filename, error);
if (! profile)
return GIMP_PDB_EXECUTION_ERROR;
*name = gimp_lcms_profile_get_model (profile);
*desc = gimp_lcms_profile_get_description (profile);
*info = gimp_lcms_profile_get_summary (profile);
cmsCloseProfile (profile);
return GIMP_PDB_SUCCESS;
}
static cmsHPROFILE
lcms_image_get_profile (GimpColorConfig *config,
gint32 image,
GError **error)
{
GimpParasite *parasite;
cmsHPROFILE profile = NULL;
g_return_val_if_fail (image != -1, NULL);
parasite = gimp_image_get_parasite (image, "icc-profile");
if (parasite)
{
profile = gimp_lcms_profile_open_from_data (gimp_parasite_data (parasite),
gimp_parasite_data_size (parasite),
error);
if (! profile)
g_prefix_error (error, _("Error parsing 'icc-profile': "));
gimp_parasite_free (parasite);
}
else if (config->rgb_profile)
{
profile = gimp_lcms_profile_open_from_file (config->rgb_profile, error);
if (profile && ! gimp_lcms_profile_is_rgb (profile))
{
g_set_error (error, 0, 0,
_("Color profile '%s' is not for RGB color space"),
gimp_filename_to_utf8 (config->rgb_profile));
cmsCloseProfile (profile);
profile = NULL;
}
}
return profile;
}
static gboolean
lcms_image_set_profile (gint32 image,
cmsHPROFILE profile,
const gchar *filename)
{
g_return_val_if_fail (image != -1, FALSE);
if (filename)
{
GimpParasite *parasite;
GMappedFile *file;
GError *error = NULL;
file = g_mapped_file_new (filename, FALSE, &error);
if (! file)
{
g_message ("%s", error->message);
g_clear_error (&error);
return FALSE;
}
/* check that this file is actually an ICC profile */
if (! profile)
{
profile = cmsOpenProfileFromMem (g_mapped_file_get_contents (file),
g_mapped_file_get_length (file));
if (profile)
{
cmsCloseProfile (profile);
}
else
{
g_message (_("'%s' does not appear to be an ICC color profile"),
gimp_filename_to_utf8 (filename));
return FALSE;
}
}
gimp_image_undo_group_start (image);
parasite = gimp_parasite_new ("icc-profile",
GIMP_PARASITE_PERSISTENT |
GIMP_PARASITE_UNDOABLE,
g_mapped_file_get_length (file),
g_mapped_file_get_contents (file));
g_mapped_file_unref (file);
gimp_image_attach_parasite (image, parasite);
gimp_parasite_free (parasite);
}
else
{
gimp_image_undo_group_start (image);
gimp_image_detach_parasite (image, "icc-profile");
}
gimp_image_detach_parasite (image, "icc-profile-name");
gimp_image_undo_group_end (image);
return TRUE;
}
static gboolean
lcms_image_apply_profile (gint32 image,
cmsHPROFILE src_profile,
cmsHPROFILE dest_profile,
const gchar *filename,
GimpColorRenderingIntent intent,
gboolean bpc)
{
gchar *src_label;
gchar *dest_label;
gint32 saved_selection = -1;
gimp_image_undo_group_start (image);
if (! lcms_image_set_profile (image, dest_profile, filename))
{
gimp_image_undo_group_end (image);
return FALSE;
}
src_label = gimp_lcms_profile_get_label (src_profile);
dest_label = gimp_lcms_profile_get_label (dest_profile);
gimp_progress_init_printf (_("Converting from '%s' to '%s'"),
src_label, dest_label);
g_printerr ("lcms: converting from '%s' to '%s'\n", src_label, dest_label);
g_free (dest_label);
g_free (src_label);
if (! gimp_selection_is_empty (image))
{
saved_selection = gimp_selection_save (image);
gimp_selection_none (image);
}
switch (gimp_image_base_type (image))
{
case GIMP_RGB:
lcms_image_transform_rgb (image,
src_profile, dest_profile, intent, bpc);
break;
case GIMP_GRAY:
g_warning ("colorspace conversion not implemented for "
"grayscale images");
break;
case GIMP_INDEXED:
lcms_image_transform_indexed (image,
src_profile, dest_profile, intent, bpc);
break;
}
if (saved_selection != -1)
{
gimp_image_select_item (image, GIMP_CHANNEL_OP_REPLACE, saved_selection);
gimp_image_remove_channel (image, saved_selection);
}
gimp_progress_update (1.0);
gimp_image_undo_group_end (image);
return TRUE;
}
static void
lcms_image_transform_rgb (gint32 image,
cmsHPROFILE src_profile,
cmsHPROFILE dest_profile,
GimpColorRenderingIntent intent,
gboolean bpc)
{
gint *layers;
gint num_layers;
layers = gimp_image_get_layers (image, &num_layers);
lcms_layers_transform_rgb (layers, num_layers,
src_profile, dest_profile,
intent, bpc);
g_free (layers);
}
static void
lcms_layers_transform_rgb (gint *layers,
gint num_layers,
cmsHPROFILE src_profile,
cmsHPROFILE dest_profile,
GimpColorRenderingIntent intent,
gboolean bpc)
{
gint i;
for (i = 0; i < num_layers; i++)
{
gint32 layer_id = layers[i];
const Babl *layer_format;
gboolean has_alpha;
const Babl *type;
const Babl *iter_format = NULL;
cmsUInt32Number lcms_format = 0;
cmsHTRANSFORM transform = NULL;
gint *children;
gint num_children;
children = gimp_item_get_children (layer_id, &num_children);
if (children)
{
lcms_layers_transform_rgb (children, num_children,
src_profile, dest_profile,
intent, bpc);
g_free (children);
continue;
}
layer_format = gimp_drawable_get_format (layer_id);
has_alpha = babl_format_has_alpha (layer_format);
type = babl_format_get_type (layer_format, 0);
if (type == babl_type ("u8"))
{
if (has_alpha)
{
lcms_format = TYPE_RGBA_8;
iter_format = babl_format ("R'G'B'A u8");
}
else
{
lcms_format = TYPE_RGB_8;
iter_format = babl_format ("R'G'B' u8");
}
}
else if (type == babl_type ("u16"))
{
if (has_alpha)
{
lcms_format = TYPE_RGBA_16;
iter_format = babl_format ("R'G'B'A u16");
}
else
{
lcms_format = TYPE_RGB_16;
iter_format = babl_format ("R'G'B' u16");
}
}
else if (type == babl_type ("half")) /* 16-bit floating point (half) */
{
#ifdef TYPE_RGB_HALF_FLT
/* half float types are only in lcms 2.4 and newer */
if (has_alpha)
{
lcms_format = TYPE_RGBA_HALF_FLT;
iter_format = babl_format ("R'G'B'A half");
}
else
{
lcms_format = TYPE_RGB_HALF_FLT;
iter_format = babl_format ("R'G'B' float");
}
#endif /* TYPE_RGB_HALF_FLT */
}
else if (type == babl_type ("float"))
{
if (has_alpha)
{
lcms_format = TYPE_RGBA_FLT;
iter_format = babl_format ("R'G'B'A float");
}
else
{
lcms_format = TYPE_RGB_FLT;
iter_format = babl_format ("R'G'B' float");
}
}
else if (type == babl_type ("double"))
{
if (has_alpha)
{
#ifdef TYPE_RGBA_DBL
/* RGBA double not implemented in lcms */
lcms_format = TYPE_RGBA_DBL;
iter_format = babl_format ("R'G'B'A double");
#endif /* TYPE_RGBA_DBL */
}
else
{
lcms_format = TYPE_RGB_DBL;
iter_format = babl_format ("R'G'B' double");
}
}
if (lcms_format == 0)
{
g_printerr ("lcms: layer format %s not supported, "
"falling back to float\n",
babl_get_name (layer_format));
if (has_alpha)
{
lcms_format = TYPE_RGBA_FLT;
iter_format = babl_format ("R'G'B'A float");
}
else
{
lcms_format = TYPE_RGB_FLT;
iter_format = babl_format ("R'G'B' float");
}
}
transform = cmsCreateTransform (src_profile, lcms_format,
dest_profile, lcms_format,
intent,
cmsFLAGS_NOOPTIMIZE |
bpc ? cmsFLAGS_BLACKPOINTCOMPENSATION : 0);
if (transform)
{
GeglBuffer *src_buffer;
GeglBuffer *dest_buffer;
GeglBufferIterator *iter;
gint layer_width;
gint layer_height;
gint layer_bpp;
gboolean layer_alpha;
gdouble progress_start = (gdouble) i / num_layers;
gdouble progress_end = (gdouble) (i + 1) / num_layers;
gdouble range = progress_end - progress_start;
gint count = 0;
gint done = 0;
src_buffer = gimp_drawable_get_buffer (layer_id);
dest_buffer = gimp_drawable_get_shadow_buffer (layer_id);
layer_width = gegl_buffer_get_width (src_buffer);
layer_height = gegl_buffer_get_height (src_buffer);
layer_bpp = babl_format_get_bytes_per_pixel (iter_format);
layer_alpha = babl_format_has_alpha (iter_format);
iter = gegl_buffer_iterator_new (src_buffer, NULL, 0,
iter_format,
GEGL_BUFFER_READ, GEGL_ABYSS_NONE);
gegl_buffer_iterator_add (iter, dest_buffer, NULL, 0,
iter_format,
GEGL_BUFFER_WRITE, GEGL_ABYSS_NONE);
while (gegl_buffer_iterator_next (iter))
{
/* lcms doesn't touch the alpha channel, simply
* copy everything to dest before the transform
*/
if (layer_alpha)
memcpy (iter->data[1], iter->data[0],
iter->length * layer_bpp);
cmsDoTransform (transform,
iter->data[0], iter->data[1], iter->length);
}
g_object_unref (src_buffer);
g_object_unref (dest_buffer);
gimp_drawable_merge_shadow (layer_id, TRUE);
gimp_drawable_update (layer_id, 0, 0, layer_width, layer_height);
if (count++ % 32 == 0)
{
gimp_progress_update (progress_start +
(gdouble) done /
(layer_width * layer_height) * range);
}
cmsDeleteTransform (transform);
}
}
}
static void
lcms_image_transform_indexed (gint32 image,
cmsHPROFILE src_profile,
cmsHPROFILE dest_profile,
GimpColorRenderingIntent intent,
gboolean bpc)
{
cmsHTRANSFORM transform;
guchar *cmap;
gint n_cmap_bytes;
cmsUInt32Number format = TYPE_RGB_8;
cmap = gimp_image_get_colormap (image, &n_cmap_bytes);
transform = cmsCreateTransform (src_profile, format,
dest_profile, format,
intent,
cmsFLAGS_NOOPTIMIZE |
bpc ? cmsFLAGS_BLACKPOINTCOMPENSATION : 0);
if (transform)
{
cmsDoTransform (transform, cmap, cmap, n_cmap_bytes / 3);
cmsDeleteTransform (transform);
}
else
{
g_warning ("cmsCreateTransform() failed!");
}
gimp_image_set_colormap (image, cmap, n_cmap_bytes);
}
static GtkWidget *
lcms_icc_profile_src_label_new (gint32 image,
cmsHPROFILE profile)
{
GtkWidget *vbox;
GtkWidget *label;
gchar *name;
gchar *text;
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
name = gimp_image_get_name (image);
text = g_strdup_printf (_("The image '%s' has an embedded color profile:"),
name);
g_free (name);
label = g_object_new (GTK_TYPE_LABEL,
"label", text,
"wrap", TRUE,
"justify", GTK_JUSTIFY_LEFT,
"xalign", 0.0,
"yalign", 0.0,
NULL);
g_free (text);
gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
gtk_widget_show (label);
name = gimp_lcms_profile_get_label (profile);
label = g_object_new (GTK_TYPE_LABEL,
"label", name,
"wrap", TRUE,
"justify", GTK_JUSTIFY_LEFT,
"xalign", 0.0,
"yalign", 0.0,
"xpad", 24,
NULL);
g_free (name);
gimp_label_set_attributes (GTK_LABEL (label),
PANGO_ATTR_WEIGHT, PANGO_WEIGHT_BOLD,
-1);
gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
gtk_widget_show (label);
return vbox;
}
static GtkWidget *
lcms_icc_profile_dest_label_new (cmsHPROFILE profile)
{
GtkWidget *label;
gchar *name;
gchar *text;
name = gimp_lcms_profile_get_label (profile);
text = g_strdup_printf (_("Convert the image to the RGB working space (%s)?"),
name);
g_free (name);
label = g_object_new (GTK_TYPE_LABEL,
"label", text,
"wrap", TRUE,
"justify", GTK_JUSTIFY_LEFT,
"xalign", 0.0,
"yalign", 0.0,
NULL);
g_free (text);
return label;
}
static gboolean
lcms_icc_apply_dialog (gint32 image,
cmsHPROFILE src_profile,
cmsHPROFILE dest_profile,
gboolean *dont_ask)
{
GtkWidget *dialog;
GtkWidget *vbox;
GtkWidget *label;
GtkWidget *button;
GtkWidget *toggle = NULL;
gboolean run;
gimp_ui_init (PLUG_IN_BINARY, FALSE);
dialog = gimp_dialog_new (_("Convert to RGB working space?"),
PLUG_IN_ROLE,
NULL, 0,
gimp_standard_help_func, PLUG_IN_PROC_APPLY,
_("_Keep"), GTK_RESPONSE_CANCEL,
NULL);
button = gtk_dialog_add_button (GTK_DIALOG (dialog),
_("_Convert"), GTK_RESPONSE_OK);
gtk_button_set_image (GTK_BUTTON (button),
gtk_image_new_from_stock (GTK_STOCK_CONVERT,
GTK_ICON_SIZE_BUTTON));
gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
GTK_RESPONSE_OK,
GTK_RESPONSE_CANCEL,
-1);
gimp_window_set_transient (GTK_WINDOW (dialog));
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 12);
gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))),
vbox, TRUE, TRUE, 0);
gtk_widget_show (vbox);
label = lcms_icc_profile_src_label_new (image, src_profile);
gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
gtk_widget_show (label);
label = lcms_icc_profile_dest_label_new (dest_profile);
gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
gtk_widget_show (label);
if (dont_ask)
{
toggle = gtk_check_button_new_with_mnemonic (_("_Don't ask me again"));
gtk_box_pack_end (GTK_BOX (vbox), toggle, FALSE, FALSE, 0);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (toggle), FALSE);
gtk_widget_show (toggle);
}
run = (gimp_dialog_run (GIMP_DIALOG (dialog)) == GTK_RESPONSE_OK);
if (dont_ask)
{
*dont_ask = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (toggle));
}
gtk_widget_destroy (dialog);
return run;
}
static GtkWidget *
lcms_icc_combo_box_new (GimpColorConfig *config,
const gchar *filename)
{
GtkWidget *combo;
GtkWidget *dialog;
gchar *history;
gchar *label;
gchar *name;
const gchar *rgb_filename = NULL;
cmsHPROFILE profile = NULL;
dialog = gimp_color_profile_chooser_dialog_new (_("Select destination profile"));
history = gimp_personal_rc_file ("profilerc");
combo = gimp_color_profile_combo_box_new (dialog, history);
g_free (history);
if (config->rgb_profile)
{
GError *error = NULL;
profile = gimp_lcms_profile_open_from_file (config->rgb_profile, &error);
if (! profile)
{
g_message ("%s", error->message);
g_clear_error (&error);
}
else if (! gimp_lcms_profile_is_rgb (profile))
{
g_message (_("Color profile '%s' is not for RGB color space."),
gimp_filename_to_utf8 (config->rgb_profile));
cmsCloseProfile (profile);
profile = NULL;
}
else
{
rgb_filename = config->rgb_profile;
}
}
if (! profile)
profile = gimp_lcms_create_srgb_profile ();
name = gimp_lcms_profile_get_label (profile);
label = g_strdup_printf (_("RGB workspace (%s)"), name);
g_free (name);
cmsCloseProfile (profile);
gimp_color_profile_combo_box_add (GIMP_COLOR_PROFILE_COMBO_BOX (combo),
rgb_filename, label);
g_free (label);
gimp_color_profile_combo_box_set_active (GIMP_COLOR_PROFILE_COMBO_BOX (combo),
filename, NULL);
return combo;
}
static GimpPDBStatusType
lcms_dialog (GimpColorConfig *config,
gint32 image,
gboolean apply,
LcmsValues *values)
{
GimpColorProfileComboBox *box;
GtkWidget *dialog;
GtkWidget *main_vbox;
GtkWidget *frame;
GtkWidget *label;
GtkWidget *combo;
cmsHPROFILE src_profile;
gchar *name;
gboolean success = FALSE;
gboolean run;
GError *error = NULL;
src_profile = lcms_image_get_profile (config, image, &error);
if (error)
{
g_message ("%s", error->message);
g_clear_error (&error);
}
if (! src_profile)
src_profile = gimp_lcms_create_srgb_profile ();
gimp_ui_init (PLUG_IN_BINARY, FALSE);
dialog = gimp_dialog_new (apply ?
_("Convert to ICC Color Profile") :
_("Assign ICC Color Profile"),
PLUG_IN_ROLE,
NULL, 0,
gimp_standard_help_func,
apply ? PLUG_IN_PROC_APPLY : PLUG_IN_PROC_SET,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
apply ? GTK_STOCK_CONVERT : _("_Assign"),
GTK_RESPONSE_OK,
NULL);
gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
GTK_RESPONSE_OK,
GTK_RESPONSE_CANCEL,
-1);
gimp_window_set_transient (GTK_WINDOW (dialog));
main_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
gtk_container_set_border_width (GTK_CONTAINER (main_vbox), 12);
gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))),
main_vbox, TRUE, TRUE, 0);
gtk_widget_show (main_vbox);
frame = gimp_frame_new (_("Current Color Profile"));
gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
name = gimp_lcms_profile_get_label (src_profile);
label = gtk_label_new (name);
gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
gtk_container_add (GTK_CONTAINER (frame), label);
gtk_widget_show (label);
g_free (name);
frame = gimp_frame_new (apply ? _("Convert to") : _("Assign"));
gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
combo = lcms_icc_combo_box_new (config, NULL);
gtk_container_add (GTK_CONTAINER (frame), combo);
gtk_widget_show (combo);
box = GIMP_COLOR_PROFILE_COMBO_BOX (combo);
if (apply)
{
GtkWidget *vbox;
GtkWidget *hbox;
GtkWidget *toggle;
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 6);
gtk_box_pack_start (GTK_BOX (main_vbox), vbox, FALSE, FALSE, 0);
gtk_widget_show (vbox);
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
gtk_widget_show (hbox);
label = gtk_label_new_with_mnemonic (_("_Rendering Intent:"));
gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
gtk_widget_show (label);
combo = gimp_enum_combo_box_new (GIMP_TYPE_COLOR_RENDERING_INTENT);
gtk_box_pack_start (GTK_BOX (hbox), combo, TRUE, TRUE, 0);
gtk_widget_show (combo);
gimp_int_combo_box_connect (GIMP_INT_COMBO_BOX (combo),
values->intent,
G_CALLBACK (gimp_int_combo_box_get_active),
&values->intent);
gtk_label_set_mnemonic_widget (GTK_LABEL (label), combo);
toggle =
gtk_check_button_new_with_mnemonic (_("_Black Point Compensation"));
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (toggle), values->bpc);
gtk_box_pack_start (GTK_BOX (vbox), toggle, FALSE, FALSE, 0);
gtk_widget_show (toggle);
g_signal_connect (toggle, "toggled",
G_CALLBACK (gimp_toggle_button_update),
&values->bpc);
}
while ((run = gimp_dialog_run (GIMP_DIALOG (dialog))) == GTK_RESPONSE_OK)
{
gchar *filename = gimp_color_profile_combo_box_get_active (box);
cmsHPROFILE dest_profile;
gtk_widget_set_sensitive (dialog, FALSE);
if (filename)
{
GError *error = NULL;
dest_profile = gimp_lcms_profile_open_from_file (filename, &error);
if (! dest_profile)
{
g_message ("%s", error->message);
g_clear_error (&error);
}
}
else
{
dest_profile = gimp_lcms_create_srgb_profile ();
}
if (dest_profile)
{
if (gimp_lcms_profile_is_rgb (dest_profile))
{
if (apply)
success = lcms_image_apply_profile (image,
src_profile, dest_profile,
filename,
values->intent,
values->bpc);
else
success = lcms_image_set_profile (image,
dest_profile, filename);
}
else
{
gimp_message (_("Destination profile is not for RGB color space."));
}
cmsCloseProfile (dest_profile);
}
if (success)
break;
else
gtk_widget_set_sensitive (dialog, TRUE);
}
gtk_widget_destroy (dialog);
cmsCloseProfile (src_profile);
return (run ?
(success ? GIMP_PDB_SUCCESS : GIMP_PDB_EXECUTION_ERROR) :
GIMP_PDB_CANCEL);
}
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