gimp/app/operations/gimpoperationprofiletransfo...

308 lines
12 KiB
C

/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpoperationprofiletransform.c
* Copyright (C) 2016 Michael Natterer <mitch@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 <https://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <cairo.h>
#include <gdk-pixbuf/gdk-pixbuf.h>
#include <gegl.h>
#include "libgimpconfig/gimpconfig.h"
#include "libgimpcolor/gimpcolor.h"
#include "operations-types.h"
#include "gimpoperationprofiletransform.h"
enum
{
PROP_0,
PROP_SRC_PROFILE,
PROP_SRC_FORMAT,
PROP_DEST_PROFILE,
PROP_DEST_FORMAT,
PROP_RENDERING_INTENT,
PROP_BLACK_POINT_COMPENSATION
};
static void gimp_operation_profile_transform_finalize (GObject *object);
static void gimp_operation_profile_transform_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
static void gimp_operation_profile_transform_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
static void gimp_operation_profile_transform_prepare (GeglOperation *operation);
static gboolean gimp_operation_profile_transform_process (GeglOperation *operation,
void *in_buf,
void *out_buf,
glong samples,
const GeglRectangle *roi,
gint level);
G_DEFINE_TYPE (GimpOperationProfileTransform, gimp_operation_profile_transform,
GEGL_TYPE_OPERATION_POINT_FILTER)
#define parent_class gimp_operation_profile_transform_parent_class
static void
gimp_operation_profile_transform_class_init (GimpOperationProfileTransformClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GeglOperationClass *operation_class = GEGL_OPERATION_CLASS (klass);
GeglOperationPointFilterClass *point_class = GEGL_OPERATION_POINT_FILTER_CLASS (klass);
object_class->finalize = gimp_operation_profile_transform_finalize;
object_class->set_property = gimp_operation_profile_transform_set_property;
object_class->get_property = gimp_operation_profile_transform_get_property;
gegl_operation_class_set_keys (operation_class,
"name", "gimp:profile-transform",
"categories", "color",
"description",
"Transform between two color profiles",
NULL);
operation_class->prepare = gimp_operation_profile_transform_prepare;
point_class->process = gimp_operation_profile_transform_process;
g_object_class_install_property (object_class, PROP_SRC_PROFILE,
g_param_spec_object ("src-profile",
"Source Profile",
"Source Profile",
GIMP_TYPE_COLOR_PROFILE,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT));
g_object_class_install_property (object_class, PROP_SRC_FORMAT,
g_param_spec_pointer ("src-format",
"Source Format",
"Source Format",
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT));
g_object_class_install_property (object_class, PROP_DEST_PROFILE,
g_param_spec_object ("dest-profile",
"Destination Profile",
"Destination Profile",
GIMP_TYPE_COLOR_PROFILE,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT));
g_object_class_install_property (object_class, PROP_DEST_FORMAT,
g_param_spec_pointer ("dest-format",
"Destination Format",
"Destination Format",
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT));
g_object_class_install_property (object_class, PROP_RENDERING_INTENT,
g_param_spec_enum ("rendering-intent",
"Rendering Intent",
"Rendering Intent",
GIMP_TYPE_COLOR_RENDERING_INTENT,
GIMP_COLOR_RENDERING_INTENT_RELATIVE_COLORIMETRIC,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT));
g_object_class_install_property (object_class, PROP_BLACK_POINT_COMPENSATION,
g_param_spec_boolean ("black-point-compensation",
"Black Point Compensation",
"Black Point Compensation",
TRUE,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT));
}
static void
gimp_operation_profile_transform_init (GimpOperationProfileTransform *self)
{
}
static void
gimp_operation_profile_transform_finalize (GObject *object)
{
GimpOperationProfileTransform *self = GIMP_OPERATION_PROFILE_TRANSFORM (object);
g_clear_object (&self->src_profile);
g_clear_object (&self->dest_profile);
g_clear_object (&self->transform);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gimp_operation_profile_transform_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
GimpOperationProfileTransform *self = GIMP_OPERATION_PROFILE_TRANSFORM (object);
switch (property_id)
{
case PROP_SRC_PROFILE:
g_value_set_object (value, self->src_profile);
break;
case PROP_SRC_FORMAT:
g_value_set_pointer (value, (gpointer) self->src_format);
break;
case PROP_DEST_PROFILE:
g_value_set_object (value, self->dest_profile);
break;
case PROP_DEST_FORMAT:
g_value_set_pointer (value, (gpointer) self->dest_format);
break;
case PROP_RENDERING_INTENT:
g_value_set_enum (value, self->rendering_intent);
break;
case PROP_BLACK_POINT_COMPENSATION:
g_value_set_boolean (value, self->black_point_compensation);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_operation_profile_transform_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
GimpOperationProfileTransform *self = GIMP_OPERATION_PROFILE_TRANSFORM (object);
switch (property_id)
{
case PROP_SRC_PROFILE:
if (self->src_profile)
g_object_unref (self->src_profile);
self->src_profile = g_value_dup_object (value);
break;
case PROP_SRC_FORMAT:
self->src_format = g_value_get_pointer (value);
break;
case PROP_DEST_PROFILE:
if (self->dest_profile)
g_object_unref (self->dest_profile);
self->dest_profile = g_value_dup_object (value);
break;
case PROP_DEST_FORMAT:
self->dest_format = g_value_get_pointer (value);
break;
case PROP_RENDERING_INTENT:
self->rendering_intent = g_value_get_enum (value);
break;
case PROP_BLACK_POINT_COMPENSATION:
self->black_point_compensation = g_value_get_boolean (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_operation_profile_transform_prepare (GeglOperation *operation)
{
GimpOperationProfileTransform *self = GIMP_OPERATION_PROFILE_TRANSFORM (operation);
g_clear_object (&self->transform);
if (! self->src_format)
self->src_format = babl_format ("RGBA float");
if (! self->dest_format)
self->dest_format = babl_format ("RGBA float");
if (self->src_profile && self->dest_profile)
{
GimpColorTransformFlags flags = 0;
if (self->black_point_compensation)
flags |= GIMP_COLOR_TRANSFORM_FLAGS_BLACK_POINT_COMPENSATION;
flags |= GIMP_COLOR_TRANSFORM_FLAGS_NOOPTIMIZE;
self->transform = gimp_color_transform_new (self->src_profile,
self->src_format,
self->dest_profile,
self->dest_format,
self->rendering_intent,
flags);
}
gegl_operation_set_format (operation, "input", self->src_format);
gegl_operation_set_format (operation, "output", self->dest_format);
}
static gboolean
gimp_operation_profile_transform_process (GeglOperation *operation,
void *in_buf,
void *out_buf,
glong samples,
const GeglRectangle *roi,
gint level)
{
GimpOperationProfileTransform *self = GIMP_OPERATION_PROFILE_TRANSFORM (operation);
gpointer *src = in_buf;
gpointer *dest = out_buf;
if (self->transform)
{
gimp_color_transform_process_pixels (self->transform,
self->src_format,
src,
self->dest_format,
dest,
samples);
}
else
{
babl_process (babl_fish (self->src_format,
self->dest_format),
src, dest, samples);
}
return TRUE;
}