312 lines
12 KiB
C
312 lines
12 KiB
C
/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* pikaoperationprofiletransform.c
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* Copyright (C) 2016 Michael Natterer <mitch@gimp.org>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <cairo.h>
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#include <gdk-pixbuf/gdk-pixbuf.h>
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#include <gegl.h>
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#include "libpikaconfig/pikaconfig.h"
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#include "libpikacolor/pikacolor.h"
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#include "operations-types.h"
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#include "pikaoperationprofiletransform.h"
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enum
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{
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PROP_0,
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PROP_SRC_PROFILE,
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PROP_SRC_FORMAT,
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PROP_DEST_PROFILE,
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PROP_DEST_FORMAT,
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PROP_RENDERING_INTENT,
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PROP_BLACK_POINT_COMPENSATION
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};
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static void pika_operation_profile_transform_finalize (GObject *object);
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static void pika_operation_profile_transform_get_property (GObject *object,
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guint property_id,
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GValue *value,
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GParamSpec *pspec);
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static void pika_operation_profile_transform_set_property (GObject *object,
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guint property_id,
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const GValue *value,
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GParamSpec *pspec);
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static void pika_operation_profile_transform_prepare (GeglOperation *operation);
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static gboolean pika_operation_profile_transform_process (GeglOperation *operation,
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void *in_buf,
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void *out_buf,
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glong samples,
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const GeglRectangle *roi,
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gint level);
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G_DEFINE_TYPE (PikaOperationProfileTransform, pika_operation_profile_transform,
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GEGL_TYPE_OPERATION_POINT_FILTER)
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#define parent_class pika_operation_profile_transform_parent_class
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static void
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pika_operation_profile_transform_class_init (PikaOperationProfileTransformClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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GeglOperationClass *operation_class = GEGL_OPERATION_CLASS (klass);
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GeglOperationPointFilterClass *point_class = GEGL_OPERATION_POINT_FILTER_CLASS (klass);
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object_class->finalize = pika_operation_profile_transform_finalize;
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object_class->set_property = pika_operation_profile_transform_set_property;
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object_class->get_property = pika_operation_profile_transform_get_property;
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gegl_operation_class_set_keys (operation_class,
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"name", "pika:profile-transform",
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"categories", "color",
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"description",
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"Transform between two color profiles",
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NULL);
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operation_class->prepare = pika_operation_profile_transform_prepare;
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point_class->process = pika_operation_profile_transform_process;
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g_object_class_install_property (object_class, PROP_SRC_PROFILE,
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g_param_spec_object ("src-profile",
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"Source Profile",
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"Source Profile",
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PIKA_TYPE_COLOR_PROFILE,
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G_PARAM_READWRITE |
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G_PARAM_CONSTRUCT));
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g_object_class_install_property (object_class, PROP_SRC_FORMAT,
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g_param_spec_pointer ("src-format",
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"Source Format",
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"Source Format",
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G_PARAM_READWRITE |
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G_PARAM_CONSTRUCT));
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g_object_class_install_property (object_class, PROP_DEST_PROFILE,
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g_param_spec_object ("dest-profile",
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"Destination Profile",
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"Destination Profile",
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PIKA_TYPE_COLOR_PROFILE,
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G_PARAM_READWRITE |
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G_PARAM_CONSTRUCT));
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g_object_class_install_property (object_class, PROP_DEST_FORMAT,
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g_param_spec_pointer ("dest-format",
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"Destination Format",
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"Destination Format",
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G_PARAM_READWRITE |
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G_PARAM_CONSTRUCT));
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g_object_class_install_property (object_class, PROP_RENDERING_INTENT,
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g_param_spec_enum ("rendering-intent",
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"Rendering Intent",
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"Rendering Intent",
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PIKA_TYPE_COLOR_RENDERING_INTENT,
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PIKA_COLOR_RENDERING_INTENT_RELATIVE_COLORIMETRIC,
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G_PARAM_READWRITE |
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G_PARAM_CONSTRUCT));
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g_object_class_install_property (object_class, PROP_BLACK_POINT_COMPENSATION,
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g_param_spec_boolean ("black-point-compensation",
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"Black Point Compensation",
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"Black Point Compensation",
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TRUE,
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G_PARAM_READWRITE |
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G_PARAM_CONSTRUCT));
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}
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static void
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pika_operation_profile_transform_init (PikaOperationProfileTransform *self)
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{
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}
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static void
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pika_operation_profile_transform_finalize (GObject *object)
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{
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PikaOperationProfileTransform *self = PIKA_OPERATION_PROFILE_TRANSFORM (object);
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g_clear_object (&self->src_profile);
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g_clear_object (&self->dest_profile);
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g_clear_object (&self->transform);
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G_OBJECT_CLASS (parent_class)->finalize (object);
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}
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static void
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pika_operation_profile_transform_get_property (GObject *object,
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guint property_id,
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GValue *value,
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GParamSpec *pspec)
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{
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PikaOperationProfileTransform *self = PIKA_OPERATION_PROFILE_TRANSFORM (object);
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switch (property_id)
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{
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case PROP_SRC_PROFILE:
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g_value_set_object (value, self->src_profile);
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break;
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case PROP_SRC_FORMAT:
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g_value_set_pointer (value, (gpointer) self->src_format);
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break;
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case PROP_DEST_PROFILE:
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g_value_set_object (value, self->dest_profile);
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break;
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case PROP_DEST_FORMAT:
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g_value_set_pointer (value, (gpointer) self->dest_format);
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break;
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case PROP_RENDERING_INTENT:
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g_value_set_enum (value, self->rendering_intent);
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break;
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case PROP_BLACK_POINT_COMPENSATION:
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g_value_set_boolean (value, self->black_point_compensation);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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break;
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}
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}
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static void
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pika_operation_profile_transform_set_property (GObject *object,
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guint property_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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PikaOperationProfileTransform *self = PIKA_OPERATION_PROFILE_TRANSFORM (object);
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switch (property_id)
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{
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case PROP_SRC_PROFILE:
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if (self->src_profile)
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g_object_unref (self->src_profile);
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self->src_profile = g_value_dup_object (value);
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break;
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case PROP_SRC_FORMAT:
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self->src_format = g_value_get_pointer (value);
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break;
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case PROP_DEST_PROFILE:
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if (self->dest_profile)
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g_object_unref (self->dest_profile);
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self->dest_profile = g_value_dup_object (value);
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break;
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case PROP_DEST_FORMAT:
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self->dest_format = g_value_get_pointer (value);
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break;
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case PROP_RENDERING_INTENT:
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self->rendering_intent = g_value_get_enum (value);
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break;
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case PROP_BLACK_POINT_COMPENSATION:
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self->black_point_compensation = g_value_get_boolean (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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break;
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}
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}
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static void
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pika_operation_profile_transform_prepare (GeglOperation *operation)
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{
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PikaOperationProfileTransform *self = PIKA_OPERATION_PROFILE_TRANSFORM (operation);
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g_clear_object (&self->transform);
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if (! self->src_format)
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self->src_format = babl_format ("RGBA float");
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if (! self->dest_format)
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self->dest_format = babl_format ("RGBA float");
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if (self->src_profile && self->dest_profile)
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{
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PikaColorTransformFlags flags = 0;
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if (self->black_point_compensation)
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flags |= PIKA_COLOR_TRANSFORM_FLAGS_BLACK_POINT_COMPENSATION;
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flags |= PIKA_COLOR_TRANSFORM_FLAGS_NOOPTIMIZE;
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self->transform = pika_color_transform_new (self->src_profile,
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self->src_format,
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self->dest_profile,
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self->dest_format,
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self->rendering_intent,
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flags);
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}
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gegl_operation_set_format (operation, "input", self->src_format);
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gegl_operation_set_format (operation, "output", self->dest_format);
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}
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static gboolean
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pika_operation_profile_transform_process (GeglOperation *operation,
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void *in_buf,
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void *out_buf,
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glong samples,
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const GeglRectangle *roi,
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gint level)
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{
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PikaOperationProfileTransform *self = PIKA_OPERATION_PROFILE_TRANSFORM (operation);
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gpointer *src = in_buf;
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gpointer *dest = out_buf;
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if (self->transform)
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{
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pika_color_transform_process_pixels (self->transform,
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self->src_format,
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src,
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self->dest_format,
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dest,
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samples);
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}
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else
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{
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babl_process (babl_fish (self->src_format,
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self->dest_format),
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src, dest, samples);
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}
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return TRUE;
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}
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