781 lines
30 KiB
C
781 lines
30 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) 1995-1997 Spencer Kimball and Peter Mattis
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*
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* PIKA Plug-in for Windows Icon files.
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* Copyright (C) 2002 Christian Kreibich <christian@whoop.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 <stdlib.h>
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#include <string.h>
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#include <glib/gstdio.h>
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#include <libpika/pika.h>
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#include <libpika/pikaui.h>
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/* #define ICO_DBG */
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#include "ico.h"
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#include "ico-load.h"
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#include "ico-save.h"
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#include "libpika/stdplugins-intl.h"
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#define LOAD_PROC "file-ico-load"
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#define LOAD_CUR_PROC "file-cur-load"
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#define LOAD_ANI_PROC "file-ani-load"
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#define LOAD_THUMB_PROC "file-ico-load-thumb"
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#define LOAD_ANI_THUMB_PROC "file-ani-load-thumb"
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#define SAVE_PROC "file-ico-save"
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#define SAVE_CUR_PROC "file-cur-save"
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#define SAVE_ANI_PROC "file-ani-save"
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typedef struct _Ico Ico;
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typedef struct _IcoClass IcoClass;
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struct _Ico
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{
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PikaPlugIn parent_instance;
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};
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struct _IcoClass
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{
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PikaPlugInClass parent_class;
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};
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#define ICO_TYPE (ico_get_type ())
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#define ICO (obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), ICO_TYPE, Ico))
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GType ico_get_type (void) G_GNUC_CONST;
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static GList * ico_query_procedures (PikaPlugIn *plug_in);
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static PikaProcedure * ico_create_procedure (PikaPlugIn *plug_in,
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const gchar *name);
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static PikaValueArray * ico_load (PikaProcedure *procedure,
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PikaRunMode run_mode,
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GFile *file,
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const PikaValueArray *args,
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gpointer run_data);
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static PikaValueArray * ani_load (PikaProcedure *procedure,
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PikaRunMode run_mode,
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GFile *file,
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const PikaValueArray *args,
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gpointer run_data);
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static PikaValueArray * ico_load_thumb (PikaProcedure *procedure,
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GFile *file,
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gint size,
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const PikaValueArray *args,
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gpointer run_data);
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static PikaValueArray * ani_load_thumb (PikaProcedure *procedure,
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GFile *file,
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gint size,
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const PikaValueArray *args,
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gpointer run_data);
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static PikaValueArray * ico_save (PikaProcedure *procedure,
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PikaRunMode run_mode,
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PikaImage *image,
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gint n_drawables,
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PikaDrawable **drawables,
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GFile *file,
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const PikaValueArray *args,
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gpointer run_data);
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static PikaValueArray * cur_save (PikaProcedure *procedure,
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PikaRunMode run_mode,
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PikaImage *image,
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gint n_drawables,
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PikaDrawable **drawables,
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GFile *file,
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const PikaValueArray *args,
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gpointer run_data);
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static PikaValueArray * ani_save (PikaProcedure *procedure,
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PikaRunMode run_mode,
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PikaImage *image,
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gint n_drawables,
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PikaDrawable **drawables,
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GFile *file,
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const PikaValueArray *args,
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gpointer run_data);
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G_DEFINE_TYPE (Ico, ico, PIKA_TYPE_PLUG_IN)
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PIKA_MAIN (ICO_TYPE)
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DEFINE_STD_SET_I18N
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static void
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ico_class_init (IcoClass *klass)
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{
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PikaPlugInClass *plug_in_class = PIKA_PLUG_IN_CLASS (klass);
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plug_in_class->query_procedures = ico_query_procedures;
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plug_in_class->create_procedure = ico_create_procedure;
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plug_in_class->set_i18n = STD_SET_I18N;
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}
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static void
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ico_init (Ico *ico)
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{
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}
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static GList *
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ico_query_procedures (PikaPlugIn *plug_in)
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{
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GList *list = NULL;
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list = g_list_append (list, g_strdup (LOAD_THUMB_PROC));
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list = g_list_append (list, g_strdup (LOAD_ANI_THUMB_PROC));
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list = g_list_append (list, g_strdup (LOAD_PROC));
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list = g_list_append (list, g_strdup (LOAD_CUR_PROC));
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list = g_list_append (list, g_strdup (LOAD_ANI_PROC));
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list = g_list_append (list, g_strdup (SAVE_PROC));
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list = g_list_append (list, g_strdup (SAVE_CUR_PROC));
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list = g_list_append (list, g_strdup (SAVE_ANI_PROC));
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return list;
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}
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static PikaProcedure *
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ico_create_procedure (PikaPlugIn *plug_in,
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const gchar *name)
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{
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PikaProcedure *procedure = NULL;
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if (! strcmp (name, LOAD_PROC))
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{
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procedure = pika_load_procedure_new (plug_in, name,
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PIKA_PDB_PROC_TYPE_PLUGIN,
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ico_load, NULL, NULL);
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pika_procedure_set_menu_label (procedure, _("Microsoft Windows icon"));
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pika_procedure_set_icon_name (procedure, PIKA_ICON_BRUSH);
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pika_procedure_set_documentation (procedure,
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"Loads files of Windows ICO file format",
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"Loads files of Windows ICO file format",
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name);
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pika_procedure_set_attribution (procedure,
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"Christian Kreibich <christian@whoop.org>",
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"Christian Kreibich <christian@whoop.org>",
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"2002");
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pika_file_procedure_set_mime_types (PIKA_FILE_PROCEDURE (procedure),
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"image/x-ico");
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pika_file_procedure_set_extensions (PIKA_FILE_PROCEDURE (procedure),
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"ico");
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/* We do not set magics here, since that interferes with certain types
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of TGA images. */
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pika_load_procedure_set_thumbnail_loader (PIKA_LOAD_PROCEDURE (procedure),
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LOAD_THUMB_PROC);
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}
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else if (! strcmp (name, LOAD_CUR_PROC))
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{
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procedure = pika_load_procedure_new (plug_in, name,
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PIKA_PDB_PROC_TYPE_PLUGIN,
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ico_load, NULL, NULL);
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pika_procedure_set_menu_label (procedure, _("Microsoft Windows cursor"));
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pika_procedure_set_icon_name (procedure, PIKA_ICON_BRUSH);
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pika_procedure_set_documentation (procedure,
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"Loads files of Windows CUR file format",
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"Loads files of Windows CUR file format",
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name);
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pika_procedure_set_attribution (procedure,
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"Christian Kreibich <christian@whoop.org>, "
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"Nikc M.",
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"Christian Kreibich <christian@whoop.org>, "
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"Nikc M.",
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"2002-2022");
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pika_file_procedure_set_mime_types (PIKA_FILE_PROCEDURE (procedure),
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"image/vnd.microsoft.icon");
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pika_file_procedure_set_extensions (PIKA_FILE_PROCEDURE (procedure),
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"cur");
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/* We do not set magics here, since that interferes with certain types
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of TGA images. */
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pika_load_procedure_set_thumbnail_loader (PIKA_LOAD_PROCEDURE (procedure),
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LOAD_THUMB_PROC);
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}
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else if (! strcmp (name, LOAD_ANI_PROC))
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{
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procedure = pika_load_procedure_new (plug_in, name,
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PIKA_PDB_PROC_TYPE_PLUGIN,
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ani_load, NULL, NULL);
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pika_procedure_set_menu_label (procedure, _("Microsoft Windows animated cursor"));
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pika_procedure_set_icon_name (procedure, PIKA_ICON_BRUSH);
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pika_procedure_set_documentation (procedure,
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_("Loads files of Windows ANI file format"),
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"Loads files of Windows ANI file format",
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name);
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pika_procedure_set_attribution (procedure,
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"Christian Kreibich <christian@whoop.org>, "
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"James Huang, Alex S.",
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"Christian Kreibich <christian@whoop.org>, "
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"James Huang, Alex S.",
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"2007-2022");
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pika_file_procedure_set_mime_types (PIKA_FILE_PROCEDURE (procedure),
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"application/x-navi-animation");
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pika_file_procedure_set_extensions (PIKA_FILE_PROCEDURE (procedure),
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"ani");
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pika_file_procedure_set_magics (PIKA_FILE_PROCEDURE (procedure),
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"8,string,ACON");
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pika_load_procedure_set_thumbnail_loader (PIKA_LOAD_PROCEDURE (procedure),
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LOAD_ANI_THUMB_PROC);
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}
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else if (! strcmp (name, LOAD_THUMB_PROC))
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{
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procedure = pika_thumbnail_procedure_new (plug_in, name,
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PIKA_PDB_PROC_TYPE_PLUGIN,
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ico_load_thumb, NULL, NULL);
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pika_procedure_set_documentation (procedure,
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"Loads a preview from a Windows ICO or CUR files",
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"",
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name);
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pika_procedure_set_attribution (procedure,
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"Dom Lachowicz, Sven Neumann",
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"Sven Neumann <sven@gimp.org>",
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"2005");
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}
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else if (! strcmp (name, LOAD_ANI_THUMB_PROC))
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{
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procedure = pika_thumbnail_procedure_new (plug_in, name,
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PIKA_PDB_PROC_TYPE_PLUGIN,
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ani_load_thumb, NULL, NULL);
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pika_procedure_set_documentation (procedure,
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_("Loads a preview from a Windows ANI files"),
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"",
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name);
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pika_procedure_set_attribution (procedure,
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"Dom Lachowicz, Sven Neumann, James Huang, "
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"Alex S.",
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"Dom Lachowicz, "
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"Sven Neumann <sven@gimp.org>, "
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"James Huang, Alex S.",
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"2007-2022");
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}
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else if (! strcmp (name, SAVE_PROC))
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{
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procedure = pika_save_procedure_new (plug_in, name,
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PIKA_PDB_PROC_TYPE_PLUGIN,
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ico_save, NULL, NULL);
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pika_procedure_set_image_types (procedure, "*");
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pika_procedure_set_menu_label (procedure, _("Microsoft Windows icon"));
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pika_procedure_set_icon_name (procedure, PIKA_ICON_BRUSH);
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pika_procedure_set_documentation (procedure,
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"Saves files in Windows ICO file format",
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"Saves files in Windows ICO file format",
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name);
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pika_procedure_set_attribution (procedure,
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"Christian Kreibich <christian@whoop.org>",
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"Christian Kreibich <christian@whoop.org>",
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"2002");
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pika_file_procedure_set_mime_types (PIKA_FILE_PROCEDURE (procedure),
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"image/x-ico");
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pika_file_procedure_set_extensions (PIKA_FILE_PROCEDURE (procedure),
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"ico");
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}
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else if (! strcmp (name, SAVE_CUR_PROC))
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{
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procedure = pika_save_procedure_new (plug_in, name,
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PIKA_PDB_PROC_TYPE_PLUGIN,
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cur_save, NULL, NULL);
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pika_procedure_set_image_types (procedure, "*");
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pika_procedure_set_menu_label (procedure, _("Microsoft Windows cursor"));
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pika_procedure_set_icon_name (procedure, PIKA_ICON_BRUSH);
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pika_procedure_set_documentation (procedure,
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"Saves files in Windows CUR file format",
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"Saves files in Windows CUR file format",
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name);
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pika_procedure_set_attribution (procedure,
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"Christian Kreibich <christian@whoop.org>, "
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"Nikc M.",
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"Christian Kreibich <christian@whoop.org>, "
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"Nikc M.",
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"2002-2022");
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pika_file_procedure_set_mime_types (PIKA_FILE_PROCEDURE (procedure),
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"image/vnd.microsoft.icon");
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pika_file_procedure_set_extensions (PIKA_FILE_PROCEDURE (procedure),
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"cur");
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PIKA_PROC_ARG_INT (procedure, "n-hot-spot-x",
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"Number of hot spot's X coordinates",
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"Number of hot spot's X coordinates",
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0, G_MAXINT, 0,
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_INT32_ARRAY (procedure, "hot-spot-x",
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"Hot spot X",
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"X coordinates of hot spot (one per layer)",
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_INT (procedure, "n-hot-spot-y",
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"Number of hot spot's Y coordinates",
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"Number of hot spot's Y coordinates",
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0, G_MAXINT, 0,
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_INT32_ARRAY (procedure, "hot-spot-y",
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"Hot spot Y",
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"Y coordinates of hot spot (one per layer)",
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G_PARAM_READWRITE);
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}
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else if (! strcmp (name, SAVE_ANI_PROC))
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{
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procedure = pika_save_procedure_new (plug_in, name,
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PIKA_PDB_PROC_TYPE_PLUGIN,
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ani_save, NULL, NULL);
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pika_procedure_set_image_types (procedure, "*");
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pika_procedure_set_menu_label (procedure, _("Microsoft Windows animated cursor"));
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pika_procedure_set_icon_name (procedure, PIKA_ICON_BRUSH);
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pika_procedure_set_documentation (procedure,
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_("Saves files in Windows ANI file format"),
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_("Saves files in Windows ANI file format"),
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name);
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pika_procedure_set_attribution (procedure,
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"Christian Kreibich <christian@whoop.org>, "
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"James Huang, Alex S.",
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"Christian Kreibich <christian@whoop.org>, "
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"James Huang, Alex S.",
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"2007-2022");
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pika_file_procedure_set_mime_types (PIKA_FILE_PROCEDURE (procedure),
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"application/x-navi-animation");
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pika_file_procedure_set_extensions (PIKA_FILE_PROCEDURE (procedure),
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"ani");
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PIKA_PROC_ARG_STRING (procedure, "cursor-name",
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"Cursor Name",
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_("Cursor Name (Optional)"),
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NULL,
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_STRING (procedure, "author-name",
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"Cursor Author",
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_("Cursor Author (Optional)"),
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NULL,
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_INT (procedure, "default-delay",
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"Default delay",
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"Default delay between frames "
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"in jiffies (1/60 of a second)",
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0, G_MAXINT, 8,
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_INT (procedure, "n-hot-spot-x",
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"Number of hot spot's X coordinates",
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"Number of hot spot's X coordinates",
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0, G_MAXINT, 0,
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_INT32_ARRAY (procedure, "hot-spot-x",
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"Hot spot X",
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"X coordinates of hot spot (one per layer)",
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_INT (procedure, "n-hot-spot-y",
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"Number of hot spot's Y coordinates",
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"Number of hot spot's Y coordinates",
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0, G_MAXINT, 0,
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_INT32_ARRAY (procedure, "hot-spot-y",
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"Hot spot Y",
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"Y coordinates of hot spot (one per layer)",
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G_PARAM_READWRITE);
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}
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return procedure;
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}
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static PikaValueArray *
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ico_load (PikaProcedure *procedure,
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PikaRunMode run_mode,
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GFile *file,
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const PikaValueArray *args,
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gpointer run_data)
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{
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PikaValueArray *return_vals;
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PikaImage *image;
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GError *error = NULL;
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gegl_init (NULL, NULL);
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image = ico_load_image (file, NULL, -1, &error);
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if (! image)
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return pika_procedure_new_return_values (procedure,
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PIKA_PDB_EXECUTION_ERROR,
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error);
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return_vals = pika_procedure_new_return_values (procedure,
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PIKA_PDB_SUCCESS,
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NULL);
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PIKA_VALUES_SET_IMAGE (return_vals, 1, image);
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return return_vals;
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}
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static PikaValueArray *
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ani_load (PikaProcedure *procedure,
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PikaRunMode run_mode,
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GFile *file,
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const PikaValueArray *args,
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gpointer run_data)
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{
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PikaValueArray *return_vals;
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PikaImage *image;
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GError *error = NULL;
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gegl_init (NULL, NULL);
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image = ani_load_image (file, FALSE,
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NULL, NULL, &error);
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if (! image)
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return pika_procedure_new_return_values (procedure,
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PIKA_PDB_EXECUTION_ERROR,
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error);
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return_vals = pika_procedure_new_return_values (procedure,
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PIKA_PDB_SUCCESS,
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NULL);
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PIKA_VALUES_SET_IMAGE (return_vals, 1, image);
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return return_vals;
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}
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static PikaValueArray *
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ico_load_thumb (PikaProcedure *procedure,
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GFile *file,
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gint size,
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const PikaValueArray *args,
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gpointer run_data)
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{
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PikaValueArray *return_vals;
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gint width;
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gint height;
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PikaImage *image;
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GError *error = NULL;
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|
|
gegl_init (NULL, NULL);
|
|
|
|
width = size;
|
|
height = size;
|
|
|
|
image = ico_load_thumbnail_image (file,
|
|
&width, &height, 0, &error);
|
|
|
|
if (! image)
|
|
return pika_procedure_new_return_values (procedure,
|
|
PIKA_PDB_EXECUTION_ERROR,
|
|
error);
|
|
|
|
return_vals = pika_procedure_new_return_values (procedure,
|
|
PIKA_PDB_SUCCESS,
|
|
NULL);
|
|
|
|
PIKA_VALUES_SET_IMAGE (return_vals, 1, image);
|
|
PIKA_VALUES_SET_INT (return_vals, 2, width);
|
|
PIKA_VALUES_SET_INT (return_vals, 3, height);
|
|
|
|
pika_value_array_truncate (return_vals, 4);
|
|
|
|
return return_vals;
|
|
}
|
|
|
|
static PikaValueArray *
|
|
ani_load_thumb (PikaProcedure *procedure,
|
|
GFile *file,
|
|
gint size,
|
|
const PikaValueArray *args,
|
|
gpointer run_data)
|
|
{
|
|
PikaValueArray *return_vals;
|
|
gint width;
|
|
gint height;
|
|
PikaImage *image;
|
|
GError *error = NULL;
|
|
|
|
gegl_init (NULL, NULL);
|
|
|
|
width = size;
|
|
height = size;
|
|
|
|
image = ani_load_image (file, TRUE,
|
|
&width, &height, &error);
|
|
|
|
if (! image)
|
|
return pika_procedure_new_return_values (procedure,
|
|
PIKA_PDB_EXECUTION_ERROR,
|
|
error);
|
|
|
|
return_vals = pika_procedure_new_return_values (procedure,
|
|
PIKA_PDB_SUCCESS,
|
|
NULL);
|
|
|
|
PIKA_VALUES_SET_IMAGE (return_vals, 1, image);
|
|
PIKA_VALUES_SET_INT (return_vals, 2, width);
|
|
PIKA_VALUES_SET_INT (return_vals, 3, height);
|
|
|
|
pika_value_array_truncate (return_vals, 4);
|
|
|
|
return return_vals;
|
|
}
|
|
|
|
static PikaValueArray *
|
|
ico_save (PikaProcedure *procedure,
|
|
PikaRunMode run_mode,
|
|
PikaImage *image,
|
|
gint n_drawables,
|
|
PikaDrawable **drawables,
|
|
GFile *file,
|
|
const PikaValueArray *args,
|
|
gpointer run_data)
|
|
{
|
|
PikaPDBStatusType status;
|
|
GError *error = NULL;
|
|
|
|
gegl_init (NULL, NULL);
|
|
|
|
status = ico_save_image (file, image, run_mode, &error);
|
|
|
|
return pika_procedure_new_return_values (procedure, status, error);
|
|
}
|
|
|
|
static PikaValueArray *
|
|
cur_save (PikaProcedure *procedure,
|
|
PikaRunMode run_mode,
|
|
PikaImage *image,
|
|
gint n_drawables,
|
|
PikaDrawable **drawables,
|
|
GFile *file,
|
|
const PikaValueArray *args,
|
|
gpointer run_data)
|
|
{
|
|
PikaProcedureConfig *config;
|
|
PikaPDBStatusType status;
|
|
GError *error = NULL;
|
|
gint32 *hot_spot_x = NULL;
|
|
gint32 *hot_spot_y = NULL;
|
|
gint n_hot_spot_x = 0;
|
|
gint n_hot_spot_y = 0;
|
|
|
|
gegl_init (NULL, NULL);
|
|
|
|
config = pika_procedure_create_config (procedure);
|
|
pika_procedure_config_begin_run (config, image, run_mode, args);
|
|
|
|
g_object_get (config,
|
|
"n-hot-spot-x", &n_hot_spot_x,
|
|
"n-hot-spot-y", &n_hot_spot_y,
|
|
"hot-spot-x", &hot_spot_x,
|
|
"hot-spot-y", &hot_spot_y,
|
|
NULL);
|
|
|
|
status = cur_save_image (file, image, run_mode,
|
|
&n_hot_spot_x, &hot_spot_x,
|
|
&n_hot_spot_y, &hot_spot_y,
|
|
&error);
|
|
|
|
if (status == PIKA_PDB_SUCCESS)
|
|
{
|
|
/* XXX: seems libpikaconfig is not able to serialize
|
|
* PikaInt32Array args yet anyway. Still leave this here for now,
|
|
* as reminder of missing feature when we see the warnings.
|
|
*/
|
|
g_object_set (config,
|
|
"n-hot-spot-x", n_hot_spot_x,
|
|
"n-hot-spot-y", n_hot_spot_y,
|
|
/*"hot-spot-x", hot_spot_x,*/
|
|
/*"hot-spot-y", hot_spot_y,*/
|
|
NULL);
|
|
g_free (hot_spot_x);
|
|
g_free (hot_spot_y);
|
|
}
|
|
|
|
pika_procedure_config_end_run (config, status);
|
|
g_object_unref (config);
|
|
|
|
return pika_procedure_new_return_values (procedure, status, error);
|
|
}
|
|
|
|
static PikaValueArray *
|
|
ani_save (PikaProcedure *procedure,
|
|
PikaRunMode run_mode,
|
|
PikaImage *image,
|
|
gint n_drawables,
|
|
PikaDrawable **drawables,
|
|
GFile *file,
|
|
const PikaValueArray *args,
|
|
gpointer run_data)
|
|
{
|
|
PikaProcedureConfig *config;
|
|
PikaPDBStatusType status;
|
|
GError *error = NULL;
|
|
gchar *inam = NULL;
|
|
gchar *iart = NULL;
|
|
gint jif_rate = 0;
|
|
gint32 *hot_spot_x = NULL;
|
|
gint32 *hot_spot_y = NULL;
|
|
gint n_hot_spot_x = 0;
|
|
gint n_hot_spot_y = 0;
|
|
AniFileHeader header;
|
|
AniSaveInfo ani_info;
|
|
|
|
gegl_init (NULL, NULL);
|
|
|
|
config = pika_procedure_create_config (procedure);
|
|
pika_procedure_config_begin_run (config, image, run_mode, args);
|
|
|
|
g_object_get (config,
|
|
"cursor-name", &inam,
|
|
"author-name", &iart,
|
|
"default-delay", &jif_rate,
|
|
"n-hot-spot-x", &n_hot_spot_x,
|
|
"n-hot-spot-y", &n_hot_spot_y,
|
|
"hot-spot-x", &hot_spot_x,
|
|
"hot-spot-y", &hot_spot_y,
|
|
NULL);
|
|
|
|
/* Jiffies (1/60th of a second) used if rate chunk not present. */
|
|
header.jif_rate = jif_rate;
|
|
ani_info.inam = inam;
|
|
ani_info.iart = iart;
|
|
|
|
status = ani_save_image (file, image, run_mode,
|
|
&n_hot_spot_x, &hot_spot_x,
|
|
&n_hot_spot_y, &hot_spot_y,
|
|
&header, &ani_info, &error);
|
|
|
|
if (status == PIKA_PDB_SUCCESS)
|
|
{
|
|
/* XXX: seems libpikaconfig is not able to serialize
|
|
* PikaInt32Array args yet anyway. Still leave this here for now,
|
|
* as reminder of missing feature when we see the warnings.
|
|
*/
|
|
g_object_set (config,
|
|
"cursor-name", NULL,
|
|
"author-name", NULL,
|
|
"default-delay", header.jif_rate,
|
|
"n-hot-spot-x", n_hot_spot_x,
|
|
"n-hot-spot-y", n_hot_spot_y,
|
|
/*"hot-spot-x", hot_spot_x,*/
|
|
/*"hot-spot-y", hot_spot_y,*/
|
|
NULL);
|
|
g_free (hot_spot_x);
|
|
g_free (hot_spot_y);
|
|
|
|
g_free (inam);
|
|
g_free (iart);
|
|
g_free (ani_info.inam);
|
|
g_free (ani_info.iart);
|
|
memset (&ani_info, 0, sizeof (AniSaveInfo));
|
|
}
|
|
|
|
pika_procedure_config_end_run (config, status);
|
|
g_object_unref (config);
|
|
|
|
return pika_procedure_new_return_values (procedure, status, error);
|
|
}
|
|
|
|
gint
|
|
ico_rowstride (gint width,
|
|
gint bpp)
|
|
{
|
|
switch (bpp)
|
|
{
|
|
case 1:
|
|
if ((width % 32) == 0)
|
|
return width / 8;
|
|
else
|
|
return 4 * (width/32 + 1);
|
|
break;
|
|
|
|
case 4:
|
|
if ((width % 8) == 0)
|
|
return width / 2;
|
|
else
|
|
return 4 * (width/8 + 1);
|
|
break;
|
|
|
|
case 8:
|
|
if ((width % 4) == 0)
|
|
return width;
|
|
else
|
|
return 4 * (width/4 + 1);
|
|
break;
|
|
|
|
case 24:
|
|
if (((width*3) % 4) == 0)
|
|
return width * 3;
|
|
else
|
|
return 4 * (width*3/4+1);
|
|
|
|
case 32:
|
|
return width * 4;
|
|
|
|
default:
|
|
g_warning ("invalid bitrate: %d\n", bpp);
|
|
g_assert_not_reached ();
|
|
return width * (bpp/8);
|
|
}
|
|
}
|
|
|
|
guint8 *
|
|
ico_alloc_map (gint width,
|
|
gint height,
|
|
gint bpp,
|
|
gint *length)
|
|
{
|
|
gint len = 0;
|
|
guint8 *map = NULL;
|
|
|
|
len = ico_rowstride (width, bpp) * height;
|
|
|
|
*length = len;
|
|
map = g_new0 (guint8, len);
|
|
|
|
return map;
|
|
}
|
