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01f767ea4f0c0ba6dc859e3963752b7c4bd64e8d
gimp/plug-ins/common/lcms.c
Sven Neumann 01f767ea4f removed some fields from the icc-info return values. Changed image-type to 
2006-10-23  Sven Neumann  <sven@gimp.org>

	* plug-ins/common/lcms.c: removed some fields from the icc-info
	return values.  Changed image-type to "*" for all procedures.
2006-10-23 15:36:03 +00:00

656 lines
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/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include <string.h>
#include <glib.h> /* lcms.h uses the "inline" keyword */
#ifdef HAVE_LCMS_LCMS_H
#include <lcms/lcms.h>
#else
#include <lcms.h>
#endif
#include <libgimp/gimp.h>
#include "libgimp/stdplugins-intl.h"
#define PLUG_IN_PROC_SET "plug-in-icc-set"
#define PLUG_IN_PROC_SET_RGB "plug-in-icc-set-rgb"
#define PLUG_IN_PROC_APPLY "plug-in-icc-apply"
#define PLUG_IN_PROC_APPLY_RGB "plug-in-icc-apply-rgb"
#define PLUG_IN_PROC_INFO "plug-in-icc-info"
enum
{
STATUS,
PRODUCT_NAME,
PRODUCT_DESC,
PRODUCT_INFO,
NUM_RETURN_VALUES
};
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 (gint32 image,
const gchar *filename);
static GimpPDBStatusType lcms_icc_apply (gint32 image,
const gchar *filename);
static GimpPDBStatusType lcms_icc_info (gint32 image,
GimpParam *return_vals,
gint *n_return_vals);
static cmsHPROFILE lcms_image_get_profile (gint32 image);
static gboolean lcms_image_set_profile (gint32 image,
const gchar *filename);
static void lcms_image_transform_pixels (gint32 image,
cmsHPROFILE src_profile,
cmsHPROFILE dest_profile);
static void lcms_image_transform_cmap (gint32 image,
cmsHPROFILE src_profile,
cmsHPROFILE dest_profile);
static void lcms_drawable_transform (GimpDrawable *drawable,
cmsHTRANSFORM transform,
gdouble progress_start,
gdouble progress_end);
static cmsHPROFILE lcms_config_get_profile (gchar **filename);
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 base_args[] =
{
{ GIMP_PDB_INT32, "run-mode", "Interactive, non-interactive" },
{ GIMP_PDB_IMAGE, "image", "Input image" },
};
static const GimpParamDef args[] =
{
{ GIMP_PDB_INT32, "run-mode", "Interactive, non-interactive" },
{ GIMP_PDB_IMAGE, "image", "Input image" },
{ GIMP_PDB_STRING, "profile", "Filename of an ICC color profile" }
};
static const GimpParamDef info_return_vals[] =
{
{ GIMP_PDB_STRING, "product-name", "Name" },
{ GIMP_PDB_STRING, "product-desc", "Description" },
{ GIMP_PDB_STRING, "product-info", "Info" }
};
gimp_install_procedure (PLUG_IN_PROC_SET,
"Set ICC 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",
N_("Set color profile"),
"*",
GIMP_PLUGIN,
G_N_ELEMENTS (args), 0,
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",
N_("Set default RGB profile"),
"*",
GIMP_PLUGIN,
G_N_ELEMENTS (base_args), 0,
base_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. The profile "
"is then set on the image using the 'icc-profile' "
"parasite.",
"Sven Neumann",
"Sven Neumann",
"2006",
N_("Apply color profile"),
"*",
GIMP_PLUGIN,
G_N_ELEMENTS (args), 0,
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",
N_("Apply default RGB profile"),
"*",
GIMP_PLUGIN,
G_N_ELEMENTS (base_args), 0,
base_args, NULL);
gimp_install_procedure (PLUG_IN_PROC_INFO,
"Retrieve information about an image's color profile",
"This procedure returns information about the "
"color profile attached to an image. If no profile "
"is attached, sRGB is assumed.",
"Sven Neumann",
"Sven Neumann",
"2006",
N_("Color Profile Information"),
"*",
GIMP_PLUGIN,
G_N_ELEMENTS (base_args),
G_N_ELEMENTS (info_return_vals),
base_args, info_return_vals);
}
static void
run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals)
{
GimpRunMode run_mode;
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
static GimpParam values[6];
INIT_I18N ();
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = status;
*nreturn_vals = 1;
*return_vals = values;
if (nparams < 1)
{
values[0].data.d_status = GIMP_PDB_CALLING_ERROR;
return;
}
run_mode = param[0].data.d_int32;
if (strcmp (name, PLUG_IN_PROC_SET) == 0)
{
if (nparams < 3)
status = GIMP_PDB_CALLING_ERROR;
else
status = lcms_icc_set (param[1].data.d_image, param[2].data.d_string);
}
else if (strcmp (name, PLUG_IN_PROC_SET_RGB) == 0)
{
if (nparams < 2)
status = GIMP_PDB_CALLING_ERROR;
else
status = lcms_icc_set (param[1].data.d_image, NULL);
}
else if (strcmp (name, PLUG_IN_PROC_APPLY) == 0)
{
if (nparams < 3)
status = GIMP_PDB_CALLING_ERROR;
else
status = lcms_icc_apply (param[1].data.d_image, param[2].data.d_string);
}
else if (strcmp (name, PLUG_IN_PROC_APPLY_RGB) == 0)
{
if (nparams < 2)
status = GIMP_PDB_CALLING_ERROR;
else
status = lcms_icc_apply (param[1].data.d_image, NULL);
}
else if (strcmp (name, PLUG_IN_PROC_INFO) == 0)
{
if (nparams < 2)
status = GIMP_PDB_CALLING_ERROR;
else
status = lcms_icc_info (param[1].data.d_image, values, nreturn_vals);
}
else
{
status = GIMP_PDB_CALLING_ERROR;
}
values[0].data.d_status = status;
}
static GimpPDBStatusType
lcms_icc_set (gint32 image,
const gchar *filename)
{
gboolean success;
if (filename)
{
success = lcms_image_set_profile (image, filename);
}
else
{
GimpColorConfig *config = gimp_get_color_configuration ();
success = lcms_image_set_profile (image, config->rgb_profile);
g_object_unref (config);
}
return success ? GIMP_PDB_SUCCESS : GIMP_PDB_EXECUTION_ERROR;
}
static GimpPDBStatusType
lcms_icc_apply (gint32 image,
const gchar *filename)
{
cmsHPROFILE src_profile = NULL;
cmsHPROFILE dest_profile = NULL;
gchar *name = NULL;
if (filename)
{
dest_profile = cmsOpenProfileFromFile (filename, "r");
if (! dest_profile)
{
g_message (_("Could not open ICC profile from '%s'"),
gimp_filename_to_utf8 (filename));
return GIMP_PDB_EXECUTION_ERROR;
}
}
else
{
dest_profile = lcms_config_get_profile (&name);
}
src_profile = lcms_image_get_profile (image);
if (! src_profile && ! dest_profile)
return GIMP_PDB_SUCCESS;
if (! src_profile)
src_profile = cmsCreate_sRGBProfile ();
if (! dest_profile)
dest_profile = cmsCreate_sRGBProfile ();
{
const gchar *src_name = cmsTakeProductName (src_profile);
const gchar *dest_name = cmsTakeProductName (dest_profile);
if (! g_utf8_validate (src_name, -1, NULL))
src_name = _("(invalid UTF-8 string)");
if (! g_utf8_validate (dest_name, -1, NULL))
src_name = _("(invalid UTF-8 string)");
/* ICC color profile conversion */
gimp_progress_init_printf (_("Converting from '%s' to '%s'"),
src_name, dest_name);
}
switch (gimp_image_base_type (image))
{
case GIMP_RGB:
case GIMP_GRAY:
lcms_image_transform_pixels (image, src_profile, dest_profile);
break;
case GIMP_INDEXED:
lcms_image_transform_cmap (image, src_profile, dest_profile);
break;
}
cmsCloseProfile (src_profile);
cmsCloseProfile (dest_profile);
lcms_image_set_profile (image, filename ? filename : name);
if (name)
g_free (name);
gimp_progress_update (1.0);
return GIMP_PDB_SUCCESS;
}
static GimpPDBStatusType
lcms_icc_info (gint32 image,
GimpParam *return_vals,
gint *n_return_vals)
{
cmsHPROFILE profile;
const gchar *info;
profile = lcms_image_get_profile (image);
if (! profile)
profile = cmsCreate_sRGBProfile ();
/* product name */
info = cmsTakeProductName (profile);
if (! g_utf8_validate (info, -1, NULL))
info = _("(invalid UTF-8 string)");
return_vals[PRODUCT_NAME].data.d_string = g_strdup (info);
/* product desc */
info = cmsTakeProductDesc (profile);
if (! g_utf8_validate (info, -1, NULL))
info = _("(invalid UTF-8 string)");
return_vals[PRODUCT_DESC].data.d_string = g_strdup (info);
/* product info */
info = cmsTakeProductInfo (profile);
if (! g_utf8_validate (info, -1, NULL))
info = _("(invalid UTF-8 string)");
return_vals[PRODUCT_INFO].data.d_string = g_strdup (info);
cmsCloseProfile (profile);
*n_return_vals = NUM_RETURN_VALUES;
return GIMP_PDB_SUCCESS;
}
static cmsHPROFILE
lcms_image_get_profile (gint32 image)
{
GimpParasite *parasite;
cmsHPROFILE profile = NULL;
g_return_val_if_fail (image != -1, cmsCreate_sRGBProfile ());
parasite = gimp_image_parasite_find (image, "icc-profile");
if (parasite)
{
profile = cmsOpenProfileFromMem ((gpointer) gimp_parasite_data (parasite),
gimp_parasite_data_size (parasite));
/* FIXME: we leak the parasite, the data is used by the profile */
if (! profile)
g_message (_("Data attached as 'icc-profile' does not appear to "
"be an ICC profile"));
}
else
{
profile = lcms_config_get_profile (NULL);
}
return profile;
}
static gboolean
lcms_image_set_profile (gint32 image,
const gchar *filename)
{
gboolean success = FALSE;
g_return_val_if_fail (image != -1, FALSE);
if (filename)
{
GMappedFile *file;
cmsHPROFILE profile;
GError *error = NULL;
file = g_mapped_file_new (filename, FALSE, &error);
if (! file)
{
g_message (_("Could not open '%s' for reading: %s"),
gimp_filename_to_utf8 (filename), error->message);
g_error_free (error);
return FALSE;
}
/* check that this file is actually an ICC profile */
profile = cmsOpenProfileFromMem (g_mapped_file_get_contents (file),
g_mapped_file_get_length (file));
if (profile)
{
GimpParasite *parasite;
cmsCloseProfile (profile);
parasite = gimp_parasite_new ("icc-profile", GIMP_PARASITE_PERSISTENT,
g_mapped_file_get_length (file),
g_mapped_file_get_contents (file));
gimp_image_parasite_attach (image, parasite);
gimp_parasite_free (parasite);
success = TRUE;
}
else
{
g_message (_("'%s' does not appear to be an ICC profile"),
gimp_filename_to_utf8 (filename));
}
g_mapped_file_free (file);
}
else
{
gimp_image_parasite_detach (image, "icc-profile");
success = TRUE;
}
return success;
}
static void
lcms_image_transform_pixels (gint32 image,
cmsHPROFILE src_profile,
cmsHPROFILE dest_profile)
{
cmsHTRANSFORM transform = NULL;
DWORD last_format = 0;
gint *layers;
gint num_layers;
gint i;
layers = gimp_image_get_layers (image, &num_layers);
for (i = 0; i < num_layers; i++)
{
GimpDrawable *drawable = gimp_drawable_get (layers[i]);
DWORD format;
switch (drawable->bpp)
{
case 1:
format = TYPE_GRAY_8;
break;
case 2:
format = TYPE_GRAYA_8;
break;
case 3:
format = TYPE_RGB_8;
break;
case 4:
format = TYPE_RGBA_8;
break;
default:
g_warning ("%s: unexpected bpp", G_GNUC_FUNCTION);
continue;
}
if (! transform || format != last_format)
{
if (transform)
cmsDeleteTransform (transform);
transform = cmsCreateTransform (src_profile, format,
dest_profile, format,
INTENT_PERCEPTUAL, 0);
last_format = format;
}
lcms_drawable_transform (drawable, transform,
(gdouble) i / num_layers,
(gdouble) (i + 1) / num_layers);
gimp_drawable_detach (drawable);
}
if (transform)
cmsDeleteTransform(transform);
g_free (layers);
}
static void
lcms_image_transform_cmap (gint32 image,
cmsHPROFILE src_profile,
cmsHPROFILE dest_profile)
{
cmsHTRANSFORM transform;
guchar *cmap;
gint num_colors;
cmap = gimp_image_get_colormap (image, &num_colors);
transform = cmsCreateTransform (src_profile, TYPE_RGB_8,
dest_profile, TYPE_RGB_8,
INTENT_PERCEPTUAL, 0);
cmsDoTransform (transform, cmap, cmap, num_colors * 3);
cmsDeleteTransform(transform);
gimp_image_set_colormap (image, cmap, num_colors);
}
static void
lcms_drawable_transform (GimpDrawable *drawable,
cmsHTRANSFORM transform,
gdouble progress_start,
gdouble progress_end)
{
GimpPixelRgn rgn;
gpointer pr;
gdouble range = progress_end - progress_start;
guint count = 0;
guint done = 0;
gimp_pixel_rgn_init (&rgn, drawable,
0, 0, drawable->width, drawable->height, TRUE, FALSE);
for (pr = gimp_pixel_rgns_register (1, &rgn);
pr != NULL;
pr = gimp_pixel_rgns_process (pr))
{
guchar *data = rgn.data;
gint y;
for (y = 0; y < rgn.h; y++)
{
cmsDoTransform (transform, data, data, rgn.w * rgn.bpp);
data += rgn.rowstride;
}
done += rgn.h * rgn.w;
if (count++ % 16 == 0)
gimp_progress_update (progress_start +
(gdouble) done /
(drawable->width * drawable->height) * range);
}
gimp_progress_update (progress_end);
gimp_drawable_flush (drawable);
gimp_drawable_update (drawable->drawable_id,
0, 0, drawable->width, drawable->height);
}
static cmsHPROFILE
lcms_config_get_profile (gchar **filename)
{
GimpColorConfig *config;
cmsHPROFILE profile = NULL;
g_return_val_if_fail (filename == NULL || *filename == NULL, NULL);
config = gimp_get_color_configuration ();
g_return_val_if_fail (GIMP_IS_COLOR_CONFIG (config), NULL);
if (config->rgb_profile)
{
profile = cmsOpenProfileFromFile (config->rgb_profile, "r");
if (! profile)
{
g_message (_("Could not open ICC profile from '%s'"),
gimp_filename_to_utf8 (config->rgb_profile));
}
else if (filename)
{
*filename = g_strdup (config->rgb_profile);
}
}
g_object_unref (config);
return profile;
}
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