440 lines
20 KiB
C
440 lines
20 KiB
C
/*
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* DDS PIKA plugin
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*
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* Copyright (C) 2004-2012 Shawn Kirst <skirst@gmail.com>,
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* with parts (C) 2003 Arne Reuter <homepage@arnereuter.de> where specified.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (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 GNU
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* 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; see the file COPYING. If not, write to
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* the Free Software Foundation, 51 Franklin Street, Fifth Floor
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* Boston, MA 02110-1301, USA.
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*/
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#include "config.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <gtk/gtk.h>
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#include <libpika/pika.h>
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#include <libpika/pikaui.h>
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#include <libpika/stdplugins-intl.h>
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#include "dds.h"
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#include "ddsread.h"
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#include "ddswrite.h"
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#include "misc.h"
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#define LOAD_PROC "file-dds-load"
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#define SAVE_PROC "file-dds-save"
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typedef struct _Dds Dds;
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typedef struct _DdsClass DdsClass;
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struct _Dds
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{
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PikaPlugIn parent_instance;
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};
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struct _DdsClass
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{
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PikaPlugInClass parent_class;
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};
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#define DDS_TYPE (dds_get_type ())
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#define DDS(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), DDS_TYPE, Dds))
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GType dds_get_type (void) G_GNUC_CONST;
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static GList * dds_query_procedures (PikaPlugIn *plug_in);
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static PikaProcedure * dds_create_procedure (PikaPlugIn *plug_in,
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const gchar *name);
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static PikaValueArray * dds_load (PikaProcedure *procedure,
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PikaRunMode run_mode,
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GFile *file,
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PikaMetadata *metadata,
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PikaMetadataLoadFlags *flags,
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PikaProcedureConfig *config,
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gpointer run_data);
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static PikaValueArray * dds_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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PikaMetadata *metadata,
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PikaProcedureConfig *config,
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gpointer run_data);
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G_DEFINE_TYPE (Dds, dds, PIKA_TYPE_PLUG_IN)
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PIKA_MAIN (DDS_TYPE)
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DEFINE_STD_SET_I18N
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static void
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dds_class_init (DdsClass *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 = dds_query_procedures;
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plug_in_class->create_procedure = dds_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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dds_init (Dds *dds)
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{
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}
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static GList *
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dds_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_PROC));
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list = g_list_append (list, g_strdup (SAVE_PROC));
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return list;
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}
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static PikaProcedure *
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dds_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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dds_load, NULL, NULL);
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pika_procedure_set_menu_label (procedure, _("DDS image"));
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pika_procedure_set_documentation (procedure,
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_("Loads files in DDS image format"),
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_("Loads files in DDS image format"),
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name);
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pika_procedure_set_attribution (procedure,
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"Shawn Kirst",
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"Shawn Kirst",
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"2008");
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pika_file_procedure_set_mime_types (PIKA_FILE_PROCEDURE (procedure),
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"image/dds");
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pika_file_procedure_set_extensions (PIKA_FILE_PROCEDURE (procedure),
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"dds");
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pika_file_procedure_set_magics (PIKA_FILE_PROCEDURE (procedure),
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"0,string,DDS");
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PIKA_PROC_ARG_BOOLEAN (procedure, "load-mipmaps",
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_("Load _mipmaps"),
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_("Load mipmaps if present"),
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TRUE,
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_BOOLEAN (procedure, "flip-image",
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_("Flip image _vertically"),
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_("Flip the image vertically on import"),
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FALSE,
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G_PARAM_READWRITE);
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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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FALSE, dds_save, NULL, NULL);
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pika_procedure_set_image_types (procedure, "INDEXED, GRAY, RGB");
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pika_procedure_set_menu_label (procedure, _("DDS image"));
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pika_file_procedure_set_format_name (PIKA_FILE_PROCEDURE (procedure),
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_("DDS"));
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pika_procedure_set_documentation (procedure,
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_("Saves files in DDS image format"),
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_("Saves files in DDS image format"),
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name);
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pika_procedure_set_attribution (procedure,
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"Shawn Kirst",
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"Shawn Kirst",
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"2008");
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pika_file_procedure_set_mime_types (PIKA_FILE_PROCEDURE (procedure),
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"image/dds");
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pika_file_procedure_set_extensions (PIKA_FILE_PROCEDURE (procedure),
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"dds");
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PIKA_PROC_ARG_CHOICE (procedure, "compression-format",
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_("Compressio_n"),
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_("Compression format"),
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pika_choice_new_with_values ("none", DDS_COMPRESS_NONE, _("None"), NULL,
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"bc1", DDS_COMPRESS_BC1, _("BC1 / DXT1"), NULL,
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"bc2", DDS_COMPRESS_BC2, _("BC2 / DXT3"), NULL,
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"bc3, ", DDS_COMPRESS_BC3, _("BC3 / DXT5"), NULL,
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"bc3n", DDS_COMPRESS_BC3N, _("BC3nm / DXT5nm"), NULL,
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"bc4", DDS_COMPRESS_BC4, _("BC4 / ATI1 (3Dc+)"), NULL,
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"bc5", DDS_COMPRESS_BC5, _("BC5 / ATI2 (3Dc)"), NULL,
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"rxgb", DDS_COMPRESS_RXGB, _("RXGB (DXT5)"), NULL,
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"aexp", DDS_COMPRESS_AEXP, _("Alpha Exponent (DXT5)"), NULL,
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"ycocg", DDS_COMPRESS_YCOCG, _("YCoCg (DXT5)"), NULL,
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"ycocgs", DDS_COMPRESS_YCOCGS, _("YCoCg scaled (DXT5)"), NULL,
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NULL),
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"none",
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_BOOLEAN (procedure, "perceptual-metric",
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_("Use percept_ual error metric"),
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_("Use a perceptual error metric during compression"),
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FALSE,
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_CHOICE (procedure, "format",
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_("_Format"),
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_("Pixel format"),
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pika_choice_new_with_values ("default", DDS_FORMAT_DEFAULT, _("Default"), NULL,
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"rgb8", DDS_FORMAT_RGB8, _("RGB8"), NULL,
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"rgba8", DDS_FORMAT_RGBA8, _("RGBA8"), NULL,
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"bgr8", DDS_FORMAT_BGR8, _("BGR8"), NULL,
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"abgr8, ", DDS_FORMAT_ABGR8, _("ABGR8"), NULL,
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"r5g6b5", DDS_FORMAT_R5G6B5, _("R5G6B5"), NULL,
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"rgba4", DDS_FORMAT_RGBA4, _("RGBA4"), NULL,
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"rgb5a1", DDS_FORMAT_RGB5A1, _("RGB5A1"), NULL,
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"rgb10a2", DDS_FORMAT_RGB10A2, _("RGB10A2"), NULL,
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"r3g3b2", DDS_FORMAT_R3G3B2, _("R3G3B2"), NULL,
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"a8", DDS_FORMAT_A8, _("A8"), NULL,
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"l8", DDS_FORMAT_L8, _("L8"), NULL,
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"l8a8", DDS_FORMAT_L8A8, _("L8A8"), NULL,
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"aexp", DDS_FORMAT_AEXP, _("AEXP"), NULL,
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"ycocg", DDS_FORMAT_YCOCG, _("YCOCG"), NULL,
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NULL),
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"default",
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_CHOICE (procedure, "save-type",
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_("Sav_e type"),
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_("How to save the image"),
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pika_choice_new_with_values ("layer", DDS_SAVE_SELECTED_LAYER, _("Selected layer"), NULL,
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"canvas", DDS_SAVE_VISIBLE_LAYERS, _("All visible layers"), NULL,
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"cube", DDS_SAVE_CUBEMAP, _("As cube map"), NULL,
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"volume", DDS_SAVE_VOLUMEMAP, _("As volume map"), NULL,
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"array", DDS_SAVE_ARRAY, _("As texture array"), NULL,
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NULL),
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"layer",
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_BOOLEAN (procedure, "flip-image",
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_("Flip image _vertically on export"),
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_("Flip the image vertically on export"),
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FALSE,
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_BOOLEAN (procedure, "transparent-color",
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_("Set _transparent color"),
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_("Make an indexed color transparent"),
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FALSE,
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_INT (procedure, "transparent-index",
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_("Transparent inde_x"),
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_("Index of transparent color or -1 to disable "
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"(for indexed images only)."),
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0, 255, 0,
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_CHOICE (procedure, "mipmaps",
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_("_Mipmaps"),
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_("How to handle mipmaps"),
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pika_choice_new_with_values ("none", DDS_MIPMAP_NONE, _("No mipmaps"), NULL,
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"generate", DDS_MIPMAP_GENERATE, _("Generate mipmaps"), NULL,
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"existing", DDS_MIPMAP_EXISTING, _("Use existing mipmaps"), NULL,
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NULL),
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"none",
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_CHOICE (procedure, "mipmap-filter",
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_("F_ilter"),
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_("Filtering to use when generating mipmaps"),
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pika_choice_new_with_values ("default", DDS_MIPMAP_FILTER_DEFAULT, _("Default"), NULL,
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"nearest", DDS_MIPMAP_FILTER_NEAREST, _("Nearest"), NULL,
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"box", DDS_MIPMAP_FILTER_BOX, _("Box"), NULL,
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"triangle", DDS_MIPMAP_FILTER_TRIANGLE, _("Triangle"), NULL,
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"quadratic", DDS_MIPMAP_FILTER_QUADRATIC, _("Quadratic"), NULL,
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"bspline", DDS_MIPMAP_FILTER_BSPLINE, _("B-Spline"), NULL,
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"mitchell", DDS_MIPMAP_FILTER_MITCHELL, _("Mitchell"), NULL,
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"catrom", DDS_MIPMAP_FILTER_CATROM, _("Catmull-Rom"), NULL,
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"lanczos", DDS_MIPMAP_FILTER_LANCZOS, _("Lanczos"), NULL,
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"kaiser", DDS_MIPMAP_FILTER_KAISER, _("Kaiser"), NULL,
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NULL),
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"default",
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_CHOICE (procedure, "mipmap-wrap",
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_("_Wrap mode"),
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_("Wrap mode to use when generating mipmaps"),
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pika_choice_new_with_values ("default", DDS_MIPMAP_WRAP_DEFAULT, _("Default"), NULL,
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"mirror", DDS_MIPMAP_WRAP_MIRROR, _("Mirror"), NULL,
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"repeat", DDS_MIPMAP_WRAP_REPEAT, _("Repeat"), NULL,
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"clamp", DDS_MIPMAP_WRAP_CLAMP, _("Clamp"), NULL,
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NULL),
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"default",
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_BOOLEAN (procedure, "gamma-correct",
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_("Appl_y gamma correction"),
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_("Use gamma correct mipmap filtering"),
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FALSE,
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_BOOLEAN (procedure, "srgb",
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_("Use sRG_B colorspace"),
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_("Use sRGB colorspace for gamma correction"),
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FALSE,
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_DOUBLE (procedure, "gamma",
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_("_Gamma"),
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_("Gamma value to use for gamma correction (e.g. 2.2)"),
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0.0, 10.0, 0.0,
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_BOOLEAN (procedure, "preserve-alpha-coverage",
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_("Preserve al_pha test coverage"),
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_("Preserve alpha test coverage for alpha "
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"channel maps"),
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FALSE,
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G_PARAM_READWRITE);
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PIKA_PROC_ARG_DOUBLE (procedure, "alpha-test-threshold",
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_("Alp_ha test threshold"),
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_("Alpha test threshold value for which alpha test "
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"coverage should be preserved"),
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0.0, 1.0, 0.5,
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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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dds_load (PikaProcedure *procedure,
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PikaRunMode run_mode,
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GFile *file,
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PikaMetadata *metadata,
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PikaMetadataLoadFlags *flags,
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PikaProcedureConfig *config,
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gpointer run_data)
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{
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PikaValueArray *return_vals;
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PikaPDBStatusType status;
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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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status = read_dds (file, &image, run_mode == PIKA_RUN_INTERACTIVE,
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procedure, config, &error);
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if (status != PIKA_PDB_SUCCESS)
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return pika_procedure_new_return_values (procedure, status, 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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dds_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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PikaMetadata *metadata,
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PikaProcedureConfig *config,
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gpointer run_data)
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{
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PikaPDBStatusType status = PIKA_PDB_SUCCESS;
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PikaExportReturn export = PIKA_EXPORT_CANCEL;
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GError *error = NULL;
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gdouble gamma;
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gegl_init (NULL, NULL);
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switch (run_mode)
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{
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case PIKA_RUN_INTERACTIVE:
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case PIKA_RUN_WITH_LAST_VALS:
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pika_ui_init ("dds");
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export = pika_export_image (&image, &n_drawables, &drawables, "DDS",
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PIKA_EXPORT_CAN_HANDLE_RGB |
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PIKA_EXPORT_CAN_HANDLE_GRAY |
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PIKA_EXPORT_CAN_HANDLE_INDEXED |
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PIKA_EXPORT_CAN_HANDLE_ALPHA |
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PIKA_EXPORT_CAN_HANDLE_LAYERS);
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if (export == PIKA_EXPORT_CANCEL)
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return pika_procedure_new_return_values (procedure,
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PIKA_PDB_CANCEL,
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NULL);
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break;
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default:
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break;
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}
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g_object_get (config,
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"gamma", &gamma,
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NULL);
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/* pika_gamma () got removed and was always returning 2.2 anyway.
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* XXX Review this piece of code if we expect gamma value could be
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* parameterized.
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*/
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if (gamma < 1e-04f)
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g_object_set (config,
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"gamma", 2.2,
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NULL);
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/* TODO: support multiple-layers selection, especially as DDS has
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* DDS_SAVE_SELECTED_LAYER option support.
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*/
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status = write_dds (file, image, drawables[0],
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run_mode == PIKA_RUN_INTERACTIVE,
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procedure, config,
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export == PIKA_EXPORT_EXPORT);
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if (export == PIKA_EXPORT_EXPORT)
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{
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pika_image_delete (image);
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g_free (drawables);
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}
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return pika_procedure_new_return_values (procedure, status, error);
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}
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