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-rw-r--r--plug-ins/common/file-raw-data.c2261
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diff --git a/plug-ins/common/file-raw-data.c b/plug-ins/common/file-raw-data.c
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+++ b/plug-ins/common/file-raw-data.c
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+/* Raw data image loader (and saver) plugin 3.4
+ *
+ * by tim copperfield [timecop@japan.co.jp]
+ * http://www.ne.jp/asahi/linux/timecop
+ *
+ * Updated for Gimp 2.1 by pg@futureware.at and mitch@gimp.org
+ *
+ * This plugin is not based on any other plugin.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <errno.h>
+#include <string.h>
+
+#include <fcntl.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
+#include <glib/gstdio.h>
+
+#ifdef G_OS_WIN32
+#include <io.h>
+#endif
+
+#include "libgimp/gimp.h"
+#include "libgimp/gimpui.h"
+
+#include "libgimp/stdplugins-intl.h"
+
+
+#define LOAD_PROC "file-raw-load"
+#define LOAD_HGT_PROC "file-hgt-load"
+#define SAVE_PROC "file-raw-save"
+#define SAVE_PROC2 "file-raw-save2"
+#define GET_DEFAULTS_PROC "file-raw-get-defaults"
+#define SET_DEFAULTS_PROC "file-raw-set-defaults"
+#define PLUG_IN_BINARY "file-raw-data"
+#define PLUG_IN_ROLE "gimp-file-raw-data"
+#define PREVIEW_SIZE 350
+
+#define RAW_DEFAULTS_PARASITE "raw-save-defaults"
+
+#define GIMP_PLUGIN_HGT_LOAD_ERROR gimp_plugin_hgt_load_error_quark ()
+
+typedef enum
+{
+ GIMP_PLUGIN_HGT_LOAD_ARGUMENT_ERROR
+} GimpPluginHGTError;
+
+static GQuark
+gimp_plugin_hgt_load_error_quark (void)
+{
+ return g_quark_from_static_string ("gimp-plugin-hgt-load-error-quark");
+}
+
+typedef enum
+{
+ RAW_RGB, /* RGB Image */
+ RAW_RGBA, /* RGB Image with an Alpha channel */
+ RAW_RGB565_BE, /* RGB Image 16bit, 5,6,5 bits per channel, big-endian */
+ RAW_RGB565_LE, /* RGB Image 16bit, 5,6,5 bits per channel, little-endian */
+ RAW_BGR565_BE, /* RGB Image 16bit, 5,6,5 bits per channel, big-endian, red and blue swapped */
+ RAW_BGR565_LE, /* RGB Image 16bit, 5,6,5 bits per channel, little-endian, red and blue swapped */
+ RAW_PLANAR, /* Planar RGB */
+ RAW_GRAY_1BPP,
+ RAW_GRAY_2BPP,
+ RAW_GRAY_4BPP,
+ RAW_GRAY_8BPP,
+ RAW_INDEXED, /* Indexed image */
+ RAW_INDEXEDA, /* Indexed image with an Alpha channel */
+ RAW_GRAY_16BPP_BE,
+ RAW_GRAY_16BPP_LE,
+ RAW_GRAY_16BPP_SBE,
+ RAW_GRAY_16BPP_SLE,
+} RawType;
+
+typedef enum
+{
+ RAW_PALETTE_RGB, /* standard RGB */
+ RAW_PALETTE_BGR /* Windows BGRX */
+} RawPaletteType;
+
+typedef struct
+{
+ RawType image_type; /* type of image (RGB, PLANAR) */
+ RawPaletteType palette_type; /* type of palette (RGB/BGR) */
+} RawSaveVals;
+
+typedef struct
+{
+ gboolean run;
+
+ GtkWidget *image_type_standard;
+ GtkWidget *image_type_planar;
+ GtkWidget *palette_type_normal;
+ GtkWidget *palette_type_bmp;
+} RawSaveGui;
+
+typedef struct
+{
+ gint32 file_offset; /* offset to beginning of image in raw data */
+ gint32 image_width; /* width of the raw image */
+ gint32 image_height; /* height of the raw image */
+ RawType image_type; /* type of image (RGB, INDEXED, etc) */
+ gint32 palette_offset; /* offset inside the palette file, if any */
+ RawPaletteType palette_type; /* type of palette (RGB/BGR) */
+} RawConfig;
+
+typedef struct
+{
+ FILE *fp; /* pointer to the already open file */
+ GeglBuffer *buffer; /* gimp drawable buffer */
+ gint32 image_id; /* gimp image id */
+ guchar cmap[768]; /* color map for indexed images */
+} RawGimpData;
+
+
+static void query (void);
+static void run (const gchar *name,
+ gint nparams,
+ const GimpParam *param,
+ gint *nreturn_vals,
+ GimpParam **return_vals);
+
+/* prototypes for the new load functions */
+static gboolean raw_load_standard (RawGimpData *data,
+ gint bpp);
+static gboolean raw_load_gray (RawGimpData *data,
+ gint bpp,
+ gint bitspp);
+static gboolean raw_load_rgb565 (RawGimpData *data,
+ RawType type);
+static gboolean raw_load_planar (RawGimpData *data);
+static gboolean raw_load_palette (RawGimpData *data,
+ const gchar *palette_filename);
+
+/* support functions */
+static goffset get_file_info (const gchar *filename);
+static void raw_read_row (FILE *fp,
+ guchar *buf,
+ gint32 offset,
+ gint32 size);
+static int mmap_read (gint fd,
+ gpointer buf,
+ gint32 len,
+ gint32 pos,
+ gint rowstride);
+static void rgb_565_to_888 (guint16 *in,
+ guchar *out,
+ gint32 num_pixels,
+ RawType type);
+
+static gint32 load_image (const gchar *filename,
+ GError **error);
+static gboolean save_image (const gchar *filename,
+ gint32 image_id,
+ gint32 drawable_id,
+ GError **error);
+
+/* gui functions */
+static void preview_update_size (GimpPreviewArea *preview);
+static void preview_update (GimpPreviewArea *preview);
+static void palette_update (GimpPreviewArea *preview);
+static gboolean load_dialog (const gchar *filename,
+ gboolean is_hgt);
+static gboolean save_dialog (gint32 image_id);
+static void save_dialog_response (GtkWidget *widget,
+ gint response_id,
+ gpointer data);
+static void palette_callback (GtkFileChooser *button,
+ GimpPreviewArea *preview);
+
+static void load_defaults (void);
+static void save_defaults (void);
+static void load_gui_defaults (RawSaveGui *rg);
+
+static RawConfig *runtime = NULL;
+static gchar *palfile = NULL;
+static gint preview_fd = -1;
+static guchar preview_cmap[1024];
+static gboolean preview_cmap_update = TRUE;
+
+const GimpPlugInInfo PLUG_IN_INFO =
+{
+ NULL, /* init_proc */
+ NULL, /* quit_proc */
+ query, /* query_proc */
+ run, /* run_proc */
+};
+
+static const RawSaveVals defaults =
+{
+ RAW_RGB,
+ RAW_PALETTE_RGB
+};
+
+static RawSaveVals rawvals;
+
+MAIN()
+
+static void
+query (void)
+{
+ static const GimpParamDef load_args[] =
+ {
+ { GIMP_PDB_INT32, "run-mode", "The run mode { RUN-INTERACTIVE (0) }" },
+ { GIMP_PDB_STRING, "filename", "The name of the file to load" },
+ { GIMP_PDB_STRING, "raw-filename", "The name entered" }
+ };
+
+ static const GimpParamDef load_hgt_args[] =
+ {
+ { GIMP_PDB_INT32, "run-mode", "The run mode { RUN-INTERACTIVE (0) }" },
+ { GIMP_PDB_STRING, "filename", "The name of the file to load" },
+ { GIMP_PDB_STRING, "raw-filename", "The name entered" },
+ { GIMP_PDB_INT32, "samplespacing", "The sample spacing of the data. "
+ "Only supported values are 0, 1 and 3 "
+ "(respectively auto-detect, SRTM-1 "
+ "and SRTM-3 data)" },
+ };
+
+ static const GimpParamDef load_return_vals[] =
+ {
+ { GIMP_PDB_IMAGE, "image", "Output image" }
+ };
+
+#define COMMON_SAVE_ARGS \
+ { GIMP_PDB_INT32, "run-mode", "The run mode { RUN-INTERACTIVE (0), RUN-NONINTERACTIVE (1) }" }, \
+ { GIMP_PDB_IMAGE, "image", "Input image" }, \
+ { GIMP_PDB_DRAWABLE, "drawable", "Drawable to save" }, \
+ { GIMP_PDB_STRING, "filename", "The name of the file to save the image in" }, \
+ { GIMP_PDB_STRING, "raw-filename", "The name entered" }
+
+#define CONFIG_ARGS \
+ { GIMP_PDB_INT32, "image-type", "The image type { RAW_RGB (0), RAW_PLANAR (3) }" }, \
+ { GIMP_PDB_INT32, "palette-type", "The palette type { RAW_PALETTE_RGB (0), RAW_PALETTE_BGR (1) }" }
+
+ static const GimpParamDef save_args[] =
+ {
+ COMMON_SAVE_ARGS
+ };
+
+ static const GimpParamDef save_args2[] =
+ {
+ COMMON_SAVE_ARGS,
+ CONFIG_ARGS
+ };
+
+ static const GimpParamDef save_get_defaults_return_vals[] =
+ {
+ CONFIG_ARGS
+ };
+
+ static const GimpParamDef save_args_set_defaults[] =
+ {
+ CONFIG_ARGS
+ };
+
+ gimp_install_procedure (LOAD_PROC,
+ "Load raw images, specifying image information",
+ "Load raw images, specifying image information",
+ "timecop, pg@futureware.at",
+ "timecop, pg@futureware.at",
+ "Aug 2004",
+ N_("Raw image data"),
+ NULL,
+ GIMP_PLUGIN,
+ G_N_ELEMENTS (load_args),
+ G_N_ELEMENTS (load_return_vals),
+ load_args, load_return_vals);
+ gimp_register_load_handler (LOAD_PROC, "data", "");
+
+ gimp_install_procedure (LOAD_HGT_PROC,
+ "Load HGT data as images",
+ "Load Digital Elevation Model data in HGT format "
+ "from the Shuttle Radar Topography Mission as "
+ "images. Though the output image will be RGB, all "
+ "colors are grayscale by default and the contrast "
+ "will be quite low on most earth relief. Therefore "
+ "You will likely want to remap elevation to colors "
+ "as a second step, for instance with the \"Gradient "
+ "Map\" plug-in.",
+ "",
+ "",
+ "2017-12-09",
+ N_("Digital Elevation Model data"),
+ NULL,
+ GIMP_PLUGIN,
+ G_N_ELEMENTS (load_hgt_args),
+ G_N_ELEMENTS (load_return_vals),
+ load_hgt_args, load_return_vals);
+ gimp_register_load_handler (LOAD_HGT_PROC, "hgt", "");
+
+ gimp_install_procedure (SAVE_PROC,
+ "Dump images to disk in raw format",
+ "This plug-in dumps images to disk in raw format, "
+ "using the default settings stored as a parasite.",
+ "timecop, pg@futureware.at",
+ "timecop, pg@futureware.at",
+ "Aug 2004",
+ N_("Raw image data"),
+ "INDEXED, GRAY, RGB, RGBA",
+ GIMP_PLUGIN,
+ G_N_ELEMENTS (save_args), 0,
+ save_args, NULL);
+
+ gimp_install_procedure (SAVE_PROC2,
+ "Dump images to disk in raw format",
+ "Dump images to disk in raw format",
+ "Björn Kautler, Bjoern@Kautler.net",
+ "Björn Kautler, Bjoern@Kautler.net",
+ "April 2014",
+ N_("Raw image data"),
+ "INDEXED, GRAY, RGB, RGBA",
+ GIMP_PLUGIN,
+ G_N_ELEMENTS (save_args2), 0,
+ save_args2, NULL);
+
+ gimp_register_save_handler (SAVE_PROC2, "data,raw", "");
+
+ gimp_install_procedure (GET_DEFAULTS_PROC,
+ "Get the current set of defaults used by the "
+ "raw image data dump plug-in",
+ "This procedure returns the current set of "
+ "defaults stored as a parasite for the raw "
+ "image data dump plug-in. "
+ "These defaults are used to seed the UI, by the "
+ "file_raw_save_defaults procedure, and by "
+ "gimp_file_save when it detects to use RAW.",
+ "Björn Kautler, Bjoern@Kautler.net",
+ "Björn Kautler, Bjoern@Kautler.net",
+ "April 2014",
+ NULL,
+ NULL,
+ GIMP_PLUGIN,
+ 0, G_N_ELEMENTS (save_get_defaults_return_vals),
+ NULL, save_get_defaults_return_vals);
+
+ gimp_install_procedure (SET_DEFAULTS_PROC,
+ "Set the current set of defaults used by the "
+ "raw image dump plug-in",
+ "This procedure sets the current set of defaults "
+ "stored as a parasite for the raw image data dump plug-in. "
+ "These defaults are used to seed the UI, by the "
+ "file_raw_save_defaults procedure, and by "
+ "gimp_file_save when it detects to use RAW.",
+ "Björn Kautler, Bjoern@Kautler.net",
+ "Björn Kautler, Bjoern@Kautler.net",
+ "April 2014",
+ NULL,
+ NULL,
+ GIMP_PLUGIN,
+ G_N_ELEMENTS (save_args_set_defaults), 0,
+ save_args_set_defaults, NULL);
+}
+
+static void
+run (const gchar *name,
+ gint nparams,
+ const GimpParam *param,
+ gint *nreturn_vals,
+ GimpParam **return_vals)
+{
+ static GimpParam values[3];
+ GimpRunMode run_mode;
+ GimpPDBStatusType status = GIMP_PDB_SUCCESS;
+ GError *error = NULL;
+ gint32 image_id;
+ gint32 drawable_id;
+ GimpExportReturn export = GIMP_EXPORT_CANCEL;
+
+ INIT_I18N ();
+ gegl_init (NULL, NULL);
+
+ *nreturn_vals = 1;
+ *return_vals = values;
+
+ values[0].type = GIMP_PDB_STATUS;
+ values[0].data.d_status = GIMP_PDB_EXECUTION_ERROR;
+
+ if (strcmp (name, LOAD_PROC) == 0 ||
+ strcmp (name, LOAD_HGT_PROC) == 0)
+ {
+ gboolean is_hgt = (strcmp (name, LOAD_HGT_PROC) == 0);
+
+ run_mode = param[0].data.d_int32;
+
+ /* allocate config structure and fill with defaults */
+ runtime = g_new0 (RawConfig, 1);
+
+ runtime->file_offset = 0;
+ runtime->palette_offset = 0;
+ runtime->palette_type = RAW_PALETTE_RGB;
+ if (is_hgt)
+ {
+ FILE *fp;
+ glong pos;
+ gint hgt_size;
+
+ runtime->image_type = RAW_GRAY_16BPP_SBE;
+
+ fp = g_fopen (param[1].data.d_string, "rb");
+ if (! fp)
+ {
+ g_set_error (&error, G_FILE_ERROR, g_file_error_from_errno (errno),
+ _("Could not open '%s' for size verification: %s"),
+ gimp_filename_to_utf8 (param[1].data.d_string),
+ g_strerror (errno));
+ status = GIMP_PDB_EXECUTION_ERROR;
+ }
+ else
+ {
+ fseek (fp, 0, SEEK_END);
+ pos = ftell (fp);
+
+ /* HGT files have always the same size, either 1201*1201
+ * or 3601*3601 of 16-bit values.
+ */
+ if (pos == 1201*1201*2)
+ {
+ hgt_size = 1201;
+ }
+ else if (pos == 3601*3601*2)
+ {
+ hgt_size = 3601;
+ }
+ else
+ {
+ /* As a special exception, if the file looks like an HGT
+ * format from extension, yet it doesn't have the right
+ * size, we will degrade a bit the experience by
+ * adding sample spacing choice.
+ */
+ hgt_size = 0;
+ }
+ runtime->image_width = hgt_size;
+ runtime->image_height = hgt_size;
+
+ fclose (fp);
+ }
+ }
+ else
+ {
+ runtime->image_width = PREVIEW_SIZE;
+ runtime->image_height = PREVIEW_SIZE;
+ runtime->image_type = RAW_RGB;
+ }
+
+ if (run_mode == GIMP_RUN_INTERACTIVE)
+ {
+ if (! is_hgt)
+ gimp_get_data (LOAD_PROC, runtime);
+
+ preview_fd = g_open (param[1].data.d_string, O_RDONLY, 0);
+ if (preview_fd < 0)
+ {
+ g_set_error (&error,
+ G_FILE_ERROR, g_file_error_from_errno (errno),
+ _("Could not open '%s' for reading: %s"),
+ gimp_filename_to_utf8 (param[1].data.d_string),
+ g_strerror (errno));
+
+ status = GIMP_PDB_EXECUTION_ERROR;
+ }
+ else
+ {
+ if (! load_dialog (param[1].data.d_string, is_hgt))
+ status = GIMP_PDB_CANCEL;
+
+ close (preview_fd);
+ }
+ }
+ else if (is_hgt) /* HGT file in non-interactive mode. */
+ {
+ gint32 sample_spacing = param[3].data.d_int32;
+
+ if (sample_spacing != 0 &&
+ sample_spacing != 1 &&
+ sample_spacing != 3)
+ {
+ status = GIMP_PDB_CALLING_ERROR;
+ g_set_error (&error,
+ GIMP_PLUGIN_HGT_LOAD_ERROR, GIMP_PLUGIN_HGT_LOAD_ARGUMENT_ERROR,
+ _("%d is not a valid sample spacing. "
+ "Valid values are: 0 (auto-detect), 1 and 3."),
+ sample_spacing);
+ }
+ else
+ {
+ switch (sample_spacing)
+ {
+ case 0:
+ /* Auto-detection already occurred. Let's just check if
+ *it was successful.
+ */
+ if (runtime->image_width != 1201 &&
+ runtime->image_width != 3601)
+ {
+ status = GIMP_PDB_CALLING_ERROR;
+ g_set_error (&error,
+ G_FILE_ERROR, G_FILE_ERROR_INVAL,
+ _("Auto-detection of sample spacing failed. "
+ "\"%s\" does not appear to be a valid HGT file "
+ "or its variant is not supported yet. "
+ "Supported HGT files are: SRTM-1 and SRTM-3. "
+ "If you know the variant, run with argument 1 or 3."),
+ gimp_filename_to_utf8 (param[1].data.d_string));
+ }
+ break;
+ case 1:
+ runtime->image_width = 3601;
+ runtime->image_height = 3601;
+ break;
+ default: /* 3 */
+ runtime->image_width = 1201;
+ runtime->image_height = 1201;
+ break;
+ }
+ status = GIMP_PDB_SUCCESS;
+ }
+ }
+ else
+ {
+ /* we only run interactively due to the nature of this plugin.
+ * things like generate preview etc like to call us non-
+ * interactively. here we stop that.
+ */
+ status = GIMP_PDB_CALLING_ERROR;
+ }
+
+ /* we are okay, and the user clicked OK in the load dialog */
+ if (status == GIMP_PDB_SUCCESS)
+ {
+ image_id = load_image (param[1].data.d_string, &error);
+
+ if (image_id != -1)
+ {
+ if (! is_hgt)
+ gimp_set_data (LOAD_PROC, runtime, sizeof (RawConfig));
+
+ *nreturn_vals = 2;
+ values[1].type = GIMP_PDB_IMAGE;
+ values[1].data.d_image = image_id;
+ }
+ else
+ {
+ status = GIMP_PDB_EXECUTION_ERROR;
+ }
+ }
+ if (status != GIMP_PDB_SUCCESS && error)
+ {
+ g_warning ("Loading \"%s\" failed with error: %s",
+ param[1].data.d_string,
+ error->message);
+ }
+
+ g_free (runtime);
+ }
+ else if (strcmp (name, SAVE_PROC) == 0 ||
+ strcmp (name, SAVE_PROC2) == 0)
+ {
+ run_mode = param[0].data.d_int32;
+ image_id = param[1].data.d_int32;
+ drawable_id = param[2].data.d_int32;
+
+ load_defaults ();
+
+ /* export the image */
+ export = gimp_export_image (&image_id, &drawable_id, "RAW",
+ GIMP_EXPORT_CAN_HANDLE_RGB |
+ GIMP_EXPORT_CAN_HANDLE_GRAY |
+ GIMP_EXPORT_CAN_HANDLE_INDEXED |
+ GIMP_EXPORT_CAN_HANDLE_ALPHA);
+
+ if (export == GIMP_EXPORT_CANCEL)
+ {
+ *nreturn_vals = 1;
+ values[0].data.d_status = GIMP_PDB_CANCEL;
+ return;
+ }
+
+ switch (run_mode)
+ {
+ case GIMP_RUN_INTERACTIVE:
+ /*
+ * Possibly retrieve data...
+ */
+ gimp_get_data (SAVE_PROC, &rawvals);
+
+ /*
+ * Then acquire information with a dialog...
+ */
+ if (! save_dialog (image_id))
+ status = GIMP_PDB_CANCEL;
+ break;
+
+ case GIMP_RUN_NONINTERACTIVE:
+ /*
+ * Make sure all the arguments are there!
+ */
+ if (nparams != 5)
+ {
+ if (nparams != 7)
+ {
+ status = GIMP_PDB_CALLING_ERROR;
+ }
+ else
+ {
+ rawvals.image_type = param[5].data.d_int32;
+ rawvals.palette_type = param[6].data.d_int32;
+
+ if (((rawvals.image_type != RAW_RGB) && (rawvals.image_type != RAW_PLANAR)) ||
+ ((rawvals.palette_type != RAW_PALETTE_RGB) && (rawvals.palette_type != RAW_PALETTE_BGR)))
+ {
+ status = GIMP_PDB_CALLING_ERROR;
+ }
+ }
+ }
+ break;
+
+ case GIMP_RUN_WITH_LAST_VALS:
+ /*
+ * Possibly retrieve data...
+ */
+ gimp_get_data (SAVE_PROC, &rawvals);
+ break;
+
+ default:
+ break;
+ }
+
+ if (status == GIMP_PDB_SUCCESS)
+ {
+ if (save_image (param[3].data.d_string,
+ image_id, drawable_id, &error))
+ {
+ gimp_set_data (SAVE_PROC, &rawvals, sizeof (rawvals));
+ }
+ else
+ {
+ status = GIMP_PDB_EXECUTION_ERROR;
+ }
+ }
+
+ if (export == GIMP_EXPORT_EXPORT)
+ gimp_image_delete (image_id);
+ }
+ else if (strcmp (name, GET_DEFAULTS_PROC) == 0)
+ {
+ load_defaults ();
+
+ *nreturn_vals = 3;
+
+#define SET_VALUE(index, field) G_STMT_START { \
+ values[(index)].type = GIMP_PDB_INT32; \
+ values[(index)].data.d_int32 = rawvals.field; \
+} G_STMT_END
+
+ SET_VALUE (1, image_type);
+ SET_VALUE (2, palette_type);
+
+#undef SET_VALUE
+ }
+ else if (strcmp (name, SET_DEFAULTS_PROC) == 0)
+ {
+ if (nparams == 2)
+ {
+ load_defaults ();
+
+ rawvals.image_type = param[0].data.d_int32;
+ rawvals.palette_type = param[1].data.d_int32;
+
+ save_defaults ();
+ }
+ else
+ {
+ status = GIMP_PDB_CALLING_ERROR;
+ }
+ }
+ else
+ {
+ status = GIMP_PDB_CALLING_ERROR;
+ }
+
+ if (status != GIMP_PDB_SUCCESS && error)
+ {
+ *nreturn_vals = 2;
+ values[1].type = GIMP_PDB_STRING;
+ values[1].data.d_string = error->message;
+ }
+
+ values[0].data.d_status = status;
+}
+
+
+/* get file size from a filename */
+static goffset
+get_file_info (const gchar *filename)
+{
+ GFile *file = g_file_new_for_path (filename);
+ GFileInfo *info;
+ goffset size = 0;
+
+ info = g_file_query_info (file,
+ G_FILE_ATTRIBUTE_STANDARD_SIZE,
+ G_FILE_QUERY_INFO_NONE,
+ NULL, NULL);
+
+ if (info)
+ {
+ size = g_file_info_get_size (info);
+
+ g_object_unref (info);
+ }
+
+ g_object_unref (file);
+
+ return size;
+}
+
+/* new image handle functions */
+static void
+raw_read_row (FILE *fp,
+ guchar *buf,
+ gint32 offset,
+ gint32 size)
+{
+ size_t bread;
+
+ fseek (fp, offset, SEEK_SET);
+
+ memset (buf, 0xFF, size);
+ bread = fread (buf, 1, size, fp);
+ if (bread < size)
+ {
+ g_printerr ("fread failed: read %u instead of %u bytes\n", (guint) bread, (guint) size);
+ }
+}
+
+/* similar to the above function but memset is done differently. has nothing
+ * to do with mmap, by the way
+ */
+static gint
+mmap_read (gint fd,
+ void *buf,
+ gint32 len,
+ gint32 pos,
+ gint rowstride)
+{
+ lseek (fd, pos, SEEK_SET);
+ if (! read (fd, buf, len))
+ memset (buf, 0xFF, rowstride);
+ return 0;
+}
+
+/* this handles 1, 2, 3, 4 bpp "standard" images */
+static gboolean
+raw_load_standard (RawGimpData *data,
+ gint bpp)
+{
+ guchar *row = NULL;
+
+ row = g_try_malloc (runtime->image_width * runtime->image_height * bpp);
+ if (! row)
+ return FALSE;
+
+ raw_read_row (data->fp, row, runtime->file_offset,
+ runtime->image_width * runtime->image_height * bpp);
+
+ gegl_buffer_set (data->buffer, GEGL_RECTANGLE (0, 0,
+ runtime->image_width,
+ runtime->image_height), 0,
+ NULL, row, GEGL_AUTO_ROWSTRIDE);
+
+ g_free (row);
+
+ return TRUE;
+}
+
+static gboolean
+raw_load_gray16 (RawGimpData *data,
+ RawType type)
+{
+ guint16 *in_raw = NULL;
+ guint16 *out_raw = NULL;
+ gsize in_size;
+ gsize out_size;
+ gsize i;
+
+ in_size = runtime->image_width * runtime->image_height;
+ out_size = runtime->image_width * runtime->image_height * 3 * sizeof (*out_raw);
+
+ in_raw = g_try_malloc (in_size * sizeof (*in_raw));
+ if (! in_raw)
+ return FALSE;
+
+ out_raw = g_try_malloc0 (out_size);
+ if (! out_raw)
+ {
+ g_free (in_raw);
+ return FALSE;
+ }
+
+ raw_read_row (data->fp, (guchar*) in_raw, runtime->file_offset,
+ in_size * sizeof (*in_raw));
+
+ for (i = 0; i < in_size; i++)
+ {
+ gint pixel_val;
+
+ if (type == RAW_GRAY_16BPP_BE)
+ pixel_val = GUINT16_FROM_BE (in_raw[i]);
+ else if (type == RAW_GRAY_16BPP_LE)
+ pixel_val = GUINT16_FROM_LE (in_raw[i]);
+ else if (type == RAW_GRAY_16BPP_SBE)
+ pixel_val = GINT16_FROM_BE (in_raw[i]) - G_MININT16;
+ else /* if (type == RAW_GRAY_16BPP_SLE)*/
+ pixel_val = GINT16_FROM_LE (in_raw[i]) - G_MININT16;
+
+ out_raw[3 * i + 0] = pixel_val;
+ out_raw[3 * i + 1] = pixel_val;
+ out_raw[3 * i + 2] = pixel_val;
+ }
+
+ gegl_buffer_set (data->buffer, GEGL_RECTANGLE (0, 0,
+ runtime->image_width,
+ runtime->image_height), 0,
+ NULL, out_raw, GEGL_AUTO_ROWSTRIDE);
+
+ g_free (in_raw);
+ g_free (out_raw);
+
+ return TRUE;
+}
+
+/* this handles black and white, gray with 1, 2, 4, and 8 _bits_ per
+ * pixel images - hopefully lots of binaries too
+ */
+static gboolean
+raw_load_gray (RawGimpData *data,
+ gint bpp,
+ gint bitspp)
+{
+ guchar *in_raw = NULL;
+ guchar *out_raw = NULL;
+ gint in_size;
+ gint out_size;
+ guchar pixel_mask_hi;
+ guchar pixel_mask_lo;
+ guint x;
+ gint i;
+
+ in_size = runtime->image_width * runtime->image_height / (8 / bitspp);
+ out_size = runtime->image_width * runtime->image_height * 3;
+
+ in_raw = g_try_malloc (in_size);
+ if (! in_raw)
+ return FALSE;
+
+ out_raw = g_try_malloc (out_size);
+ if (! out_raw)
+ return FALSE;
+ memset (out_raw, 0, out_size);
+
+ /* calculate a pixel_mask_hi
+ 0x80 for 1 bitspp
+ 0xc0 for 2 bitspp
+ 0xf0 for 4 bitspp
+ 0xff for 8 bitspp
+ and a pixel_mask_lo
+ 0x01 for 1 bitspp
+ 0x03 for 2 bitspp
+ 0x0f for 4 bitspp
+ 0xff for 8 bitspp
+ */
+ pixel_mask_hi = 0x80;
+ pixel_mask_lo = 0x01;
+ for (i = 1; i < bitspp; i++)
+ {
+ pixel_mask_hi |= pixel_mask_hi >> 1;
+ pixel_mask_lo |= pixel_mask_lo << 1;
+ }
+
+ raw_read_row (data->fp, in_raw, runtime->file_offset,
+ in_size);
+
+ x = 0; /* walks though all output pixels */
+ for (i = 0; i < in_size; i++)
+ {
+ guchar bit;
+
+ for (bit = 0; bit < 8 / bitspp; bit++)
+ {
+ guchar pixel_val;
+
+ pixel_val = in_raw[i] & (pixel_mask_hi >> (bit * bitspp));
+ pixel_val >>= 8 - bitspp - bit * bitspp;
+ pixel_val *= 0xff / pixel_mask_lo;
+
+ out_raw[3 * x + 0] = pixel_val;
+ out_raw[3 * x + 1] = pixel_val;
+ out_raw[3 * x + 2] = pixel_val;
+
+ x++;
+ }
+ }
+
+ gegl_buffer_set (data->buffer, GEGL_RECTANGLE (0, 0,
+ runtime->image_width,
+ runtime->image_height), 0,
+ NULL, out_raw, GEGL_AUTO_ROWSTRIDE);
+
+ g_free (in_raw);
+ g_free (out_raw);
+
+ return TRUE;
+}
+
+/* this handles RGB565 images */
+static gboolean
+raw_load_rgb565 (RawGimpData *data,
+ RawType type)
+{
+ gint32 num_pixels = runtime->image_width * runtime->image_height;
+ guint16 *in = g_malloc (num_pixels * 2);
+ guchar *row = g_malloc (num_pixels * 3);
+
+ raw_read_row (data->fp, (guchar *)in, runtime->file_offset, num_pixels * 2);
+ rgb_565_to_888 (in, row, num_pixels, type);
+
+ gegl_buffer_set (data->buffer, GEGL_RECTANGLE (0, 0,
+ runtime->image_width,
+ runtime->image_height), 0,
+ NULL, row, GEGL_AUTO_ROWSTRIDE);
+
+ g_free (in);
+ g_free (row);
+
+ return TRUE;
+}
+
+/* this converts a 2bpp buffer to a 3bpp buffer in is a buffer of
+ * 16bit pixels, out is a buffer of 24bit pixels
+ */
+static void
+rgb_565_to_888 (guint16 *in,
+ guchar *out,
+ gint32 num_pixels,
+ RawType type)
+{
+ guint32 i, j;
+ guint16 input;
+ gboolean swap_endian;
+
+ if (G_BYTE_ORDER == G_LITTLE_ENDIAN || G_BYTE_ORDER == G_PDP_ENDIAN)
+ {
+ swap_endian = (type == RAW_RGB565_BE || type == RAW_BGR565_BE);
+ }
+ else if (G_BYTE_ORDER == G_BIG_ENDIAN)
+ {
+ swap_endian = (type == RAW_RGB565_LE || type == RAW_BGR565_LE);
+ }
+
+ switch (type)
+ {
+ case RAW_RGB565_LE:
+ case RAW_RGB565_BE:
+ for (i = 0, j = 0; i < num_pixels; i++)
+ {
+ input = in[i];
+
+ if (swap_endian)
+ input = GUINT16_SWAP_LE_BE (input);
+
+ out[j++] = ((((input >> 11) & 0x1f) * 0x21) >> 2);
+ out[j++] = ((((input >> 5) & 0x3f) * 0x41) >> 4);
+ out[j++] = ((((input >> 0) & 0x1f) * 0x21) >> 2);
+ }
+ break;
+
+ case RAW_BGR565_BE:
+ case RAW_BGR565_LE:
+ for (i = 0, j = 0; i < num_pixels; i++)
+ {
+ input = in[i];
+
+ if (swap_endian)
+ input = GUINT16_SWAP_LE_BE (input);
+
+ out[j++] = ((((input >> 0) & 0x1f) * 0x21) >> 2);
+ out[j++] = ((((input >> 5) & 0x3f) * 0x41) >> 4);
+ out[j++] = ((((input >> 11) & 0x1f) * 0x21) >> 2);
+ }
+ break;
+
+ default:
+ /*This conversion function does not handle the passed in image-type*/
+ g_assert_not_reached ();
+ }
+}
+
+/* this handles 3 bpp "planar" images */
+static gboolean
+raw_load_planar (RawGimpData *data)
+{
+ gint32 r_offset, g_offset, b_offset, i, j, k;
+ guchar *r_row, *b_row, *g_row, *row;
+ gint bpp = 3; /* adding support for alpha channel should be easy */
+
+ /* red, green, blue rows temporary data */
+ r_row = g_malloc (runtime->image_width);
+ g_row = g_malloc (runtime->image_width);
+ b_row = g_malloc (runtime->image_width);
+
+ /* row for the pixel region, after combining RGB together */
+ row = g_malloc (runtime->image_width * bpp);
+
+ r_offset = runtime->file_offset;
+ g_offset = r_offset + runtime->image_width * runtime->image_height;
+ b_offset = g_offset + runtime->image_width * runtime->image_height;
+
+ for (i = 0; i < runtime->image_height; i++)
+ {
+ /* Read R, G, B rows */
+ raw_read_row (data->fp, r_row, r_offset + (runtime->image_width * i),
+ runtime->image_width);
+ raw_read_row (data->fp, g_row, g_offset + (runtime->image_width * i),
+ runtime->image_width);
+ raw_read_row (data->fp, b_row, b_offset + (runtime->image_width * i),
+ runtime->image_width);
+
+ /* Combine separate R, G and B rows into RGB triples */
+ for (j = 0, k = 0; j < runtime->image_width; j++)
+ {
+ row[k++] = r_row[j];
+ row[k++] = g_row[j];
+ row[k++] = b_row[j];
+ }
+
+ gegl_buffer_set (data->buffer,
+ GEGL_RECTANGLE (0, i, runtime->image_width, 1), 0,
+ NULL, row, GEGL_AUTO_ROWSTRIDE);
+
+ gimp_progress_update ((gfloat) i / (gfloat) runtime->image_height);
+ }
+
+ gimp_progress_update (1.0);
+
+ g_free (row);
+ g_free (r_row);
+ g_free (g_row);
+ g_free (b_row);
+
+ return TRUE;
+}
+
+static gboolean
+raw_load_palette (RawGimpData *data,
+ const gchar *palette_file)
+{
+ guchar temp[1024];
+ gint fd, i, j;
+
+ if (palette_file)
+ {
+ fd = g_open (palette_file, O_RDONLY, 0);
+
+ if (! fd)
+ return FALSE;
+
+ lseek (fd, runtime->palette_offset, SEEK_SET);
+
+ switch (runtime->palette_type)
+ {
+ case RAW_PALETTE_RGB:
+ read (fd, data->cmap, 768);
+ break;
+
+ case RAW_PALETTE_BGR:
+ read (fd, temp, 1024);
+ for (i = 0, j = 0; i < 256; i++)
+ {
+ data->cmap[j++] = temp[i * 4 + 2];
+ data->cmap[j++] = temp[i * 4 + 1];
+ data->cmap[j++] = temp[i * 4 + 0];
+ }
+ break;
+ }
+
+ close (fd);
+ }
+ else
+ {
+ /* make a fake grayscale color map */
+ for (i = 0, j = 0; i < 256; i++)
+ {
+ data->cmap[j++] = i;
+ data->cmap[j++] = i;
+ data->cmap[j++] = i;
+ }
+ }
+
+ gimp_image_set_colormap (data->image_id, data->cmap, 256);
+
+ return TRUE;
+}
+
+/* end new image handle functions */
+
+static gboolean
+save_image (const gchar *filename,
+ gint32 image_id,
+ gint32 drawable_id,
+ GError **error)
+{
+ GeglBuffer *buffer;
+ const Babl *format = NULL;
+ guchar *cmap = NULL; /* colormap for indexed images */
+ guchar *buf;
+ guchar *components[4] = { 0, };
+ gint n_components;
+ gint32 width, height, bpp;
+ FILE *fp;
+ gint i, j, c;
+ gint palsize = 0;
+ gboolean ret = FALSE;
+
+ /* get info about the current image */
+ buffer = gimp_drawable_get_buffer (drawable_id);
+
+ format = gimp_drawable_get_format (drawable_id);
+
+ n_components = babl_format_get_n_components (format);
+ bpp = babl_format_get_bytes_per_pixel (format);
+
+ if (gimp_drawable_is_indexed (drawable_id))
+ cmap = gimp_image_get_colormap (image_id, &palsize);
+
+ width = gegl_buffer_get_width (buffer);
+ height = gegl_buffer_get_height (buffer);
+
+ buf = g_new (guchar, width * height * bpp);
+
+ gegl_buffer_get (buffer, GEGL_RECTANGLE (0, 0, width, height), 1.0,
+ format, buf,
+ GEGL_AUTO_ROWSTRIDE, GEGL_ABYSS_NONE);
+
+ g_object_unref (buffer);
+
+ fp = g_fopen (filename, "wb");
+
+ if (! fp)
+ {
+ g_set_error (error, G_FILE_ERROR, g_file_error_from_errno (errno),
+ _("Could not open '%s' for writing: %s"),
+ gimp_filename_to_utf8 (filename), g_strerror (errno));
+ return FALSE;
+ }
+
+ ret = TRUE;
+
+ switch (rawvals.image_type)
+ {
+ case RAW_RGB:
+ if (! fwrite (buf, width * height * bpp, 1, fp))
+ {
+ fclose (fp);
+ return FALSE;
+ }
+
+ fclose (fp);
+
+ if (cmap)
+ {
+ /* we have colormap, too.write it into filename+pal */
+ gchar *newfile = g_strconcat (filename, ".pal", NULL);
+ gchar *temp;
+
+ fp = g_fopen (newfile, "wb");
+
+ if (! fp)
+ {
+ g_set_error (error, G_FILE_ERROR, g_file_error_from_errno (errno),
+ _("Could not open '%s' for writing: %s"),
+ gimp_filename_to_utf8 (newfile), g_strerror (errno));
+ return FALSE;
+ }
+
+ switch (rawvals.palette_type)
+ {
+ case RAW_PALETTE_RGB:
+ if (!fwrite (cmap, palsize * 3, 1, fp))
+ ret = FALSE;
+ fclose (fp);
+ break;
+
+ case RAW_PALETTE_BGR:
+ temp = g_malloc0 (palsize * 4);
+ for (i = 0, j = 0; i < palsize * 3; i += 3)
+ {
+ temp[j++] = cmap[i + 2];
+ temp[j++] = cmap[i + 1];
+ temp[j++] = cmap[i + 0];
+ temp[j++] = 0;
+ }
+ if (!fwrite (temp, palsize * 4, 1, fp))
+ ret = FALSE;
+ fclose (fp);
+ g_free (temp);
+ break;
+ }
+ }
+ break;
+
+ case RAW_PLANAR:
+ for (c = 0; c < n_components; c++)
+ components[c] = g_new (guchar, width * height);
+
+ for (i = 0, j = 0; i < width * height * bpp; i += bpp, j++)
+ {
+ for (c = 0; c < n_components; c++)
+ components[c][j] = buf[i + c];
+ }
+
+ ret = TRUE;
+ for (c = 0; c < n_components; c++)
+ {
+ if (! fwrite (components[c], width * height, 1, fp))
+ ret = FALSE;
+
+ g_free (components[c]);
+ }
+
+ fclose (fp);
+ break;
+
+ default:
+ fclose (fp);
+ break;
+ }
+
+ return ret;
+}
+
+static gint32
+load_image (const gchar *filename,
+ GError **error)
+{
+ RawGimpData *data;
+ gint32 layer_id = -1;
+ GimpImageType ltype = GIMP_RGB_IMAGE;
+ GimpImageBaseType itype = GIMP_RGB;
+ goffset size;
+ gint bpp = 0;
+ gint bitspp = 8;
+
+ data = g_new0 (RawGimpData, 1);
+
+ gimp_progress_init_printf (_("Opening '%s'"),
+ gimp_filename_to_utf8 (filename));
+
+ data->fp = g_fopen (filename, "rb");
+ if (! data->fp)
+ {
+ g_set_error (error, G_FILE_ERROR, g_file_error_from_errno (errno),
+ _("Could not open '%s' for reading: %s"),
+ gimp_filename_to_utf8 (filename), g_strerror (errno));
+ return -1;
+ }
+
+ size = get_file_info (filename);
+
+ switch (runtime->image_type)
+ {
+ case RAW_RGB: /* standard RGB */
+ case RAW_PLANAR: /* planar RGB */
+ bpp = 3;
+ ltype = GIMP_RGB_IMAGE;
+ itype = GIMP_RGB;
+ break;
+
+ case RAW_RGB565_BE: /* RGB565 big endian */
+ case RAW_RGB565_LE: /* RGB565 little endian */
+ case RAW_BGR565_BE: /* RGB565 big endian */
+ case RAW_BGR565_LE: /* RGB565 little endian */
+ bpp = 2;
+ ltype = GIMP_RGB_IMAGE;
+ itype = GIMP_RGB;
+ break;
+
+ case RAW_RGBA: /* RGB + alpha */
+ bpp = 4;
+ ltype = GIMP_RGBA_IMAGE;
+ itype = GIMP_RGB;
+ break;
+
+ case RAW_GRAY_1BPP:
+ bpp = 1;
+ bitspp = 1;
+ ltype = GIMP_RGB_IMAGE;
+ itype = GIMP_RGB;
+ break;
+ case RAW_GRAY_2BPP:
+ bpp = 1;
+ bitspp = 2;
+ ltype = GIMP_RGB_IMAGE;
+ itype = GIMP_RGB;
+ break;
+ case RAW_GRAY_4BPP:
+ bpp = 1;
+ bitspp = 4;
+ ltype = GIMP_RGB_IMAGE;
+ itype = GIMP_RGB;
+ break;
+ case RAW_GRAY_8BPP:
+ bpp = 1;
+ ltype = GIMP_RGB_IMAGE;
+ itype = GIMP_RGB;
+ break;
+
+ case RAW_INDEXED: /* Indexed */
+ bpp = 1;
+ ltype = GIMP_INDEXED_IMAGE;
+ itype = GIMP_INDEXED;
+ break;
+
+ case RAW_INDEXEDA: /* Indexed + alpha */
+ bpp = 2;
+ ltype = GIMP_INDEXEDA_IMAGE;
+ itype = GIMP_INDEXED;
+ break;
+
+ case RAW_GRAY_16BPP_BE:
+ case RAW_GRAY_16BPP_LE:
+ case RAW_GRAY_16BPP_SBE:
+ case RAW_GRAY_16BPP_SLE:
+ bpp = 2;
+ ltype = GIMP_RGB_IMAGE;
+ itype = GIMP_RGB;
+ break;
+ }
+
+ /* make sure we don't load image bigger than file size */
+ if (runtime->image_height > (size / runtime->image_width / bpp * 8 / bitspp))
+ runtime->image_height = size / runtime->image_width / bpp * 8 / bitspp;
+
+ if (runtime->image_type >= RAW_GRAY_16BPP_BE)
+ data->image_id = gimp_image_new_with_precision (runtime->image_width,
+ runtime->image_height,
+ itype,
+ GIMP_PRECISION_U16_GAMMA);
+ else
+ data->image_id = gimp_image_new (runtime->image_width,
+ runtime->image_height,
+ itype);
+ gimp_image_set_filename (data->image_id, filename);
+ layer_id = gimp_layer_new (data->image_id, _("Background"),
+ runtime->image_width, runtime->image_height,
+ ltype,
+ 100,
+ gimp_image_get_default_new_layer_mode (data->image_id));
+ gimp_image_insert_layer (data->image_id, layer_id, -1, 0);
+
+ data->buffer = gimp_drawable_get_buffer (layer_id);
+
+ switch (runtime->image_type)
+ {
+ case RAW_RGB:
+ case RAW_RGBA:
+ raw_load_standard (data, bpp);
+ break;
+
+ case RAW_RGB565_BE:
+ case RAW_RGB565_LE:
+ case RAW_BGR565_BE:
+ case RAW_BGR565_LE:
+ raw_load_rgb565 (data, runtime->image_type);
+ break;
+
+ case RAW_PLANAR:
+ raw_load_planar (data);
+ break;
+
+ case RAW_GRAY_1BPP:
+ raw_load_gray (data, bpp, bitspp);
+ break;
+ case RAW_GRAY_2BPP:
+ raw_load_gray (data, bpp, bitspp);
+ break;
+ case RAW_GRAY_4BPP:
+ raw_load_gray (data, bpp, bitspp);
+ break;
+ case RAW_GRAY_8BPP:
+ raw_load_gray (data, bpp, bitspp);
+ break;
+
+ case RAW_INDEXED:
+ case RAW_INDEXEDA:
+ raw_load_palette (data, palfile);
+ raw_load_standard (data, bpp);
+ break;
+
+ case RAW_GRAY_16BPP_BE:
+ case RAW_GRAY_16BPP_LE:
+ case RAW_GRAY_16BPP_SBE:
+ case RAW_GRAY_16BPP_SLE:
+ raw_load_gray16 (data, runtime->image_type);
+ break;
+ }
+
+ fclose (data->fp);
+
+ g_object_unref (data->buffer);
+
+ return data->image_id;
+}
+
+
+/* misc GUI stuff */
+
+static void
+preview_update_size (GimpPreviewArea *preview)
+{
+ gtk_widget_set_size_request (GTK_WIDGET (preview),
+ runtime->image_width, runtime->image_height);
+}
+
+static void
+preview_update (GimpPreviewArea *preview)
+{
+ gint width;
+ gint height;
+ gint32 pos;
+ gint x, y;
+ gint bitspp = 0;
+
+ width = MIN (runtime->image_width, preview->width);
+ height = MIN (runtime->image_height, preview->height);
+
+ gimp_preview_area_fill (preview,
+ 0, 0, preview->width, preview->height,
+ 255, 255, 255);
+
+ switch (runtime->image_type)
+ {
+ case RAW_RGB:
+ /* standard RGB image */
+ {
+ guchar *row = g_malloc0 (width * 3);
+
+ for (y = 0; y < height; y++)
+ {
+ pos = runtime->file_offset + runtime->image_width * y * 3;
+ mmap_read (preview_fd, row, width * 3, pos, width * 3);
+
+ gimp_preview_area_draw (preview, 0, y, width, 1,
+ GIMP_RGB_IMAGE, row, width * 3);
+ }
+
+ g_free (row);
+ }
+ break;
+
+ case RAW_RGBA:
+ /* RGB + alpha image */
+ {
+ guchar *row = g_malloc0 (width * 4);
+
+ for (y = 0; y < height; y++)
+ {
+ pos = runtime->file_offset + runtime->image_width * y * 4;
+ mmap_read (preview_fd, row, width * 4, pos, width * 4);
+
+ gimp_preview_area_draw (preview, 0, y, width, 1,
+ GIMP_RGBA_IMAGE, row, width * 4);
+ }
+
+ g_free (row);
+ }
+ break;
+
+ case RAW_RGB565_BE:
+ case RAW_RGB565_LE:
+ case RAW_BGR565_BE:
+ case RAW_BGR565_LE:
+ /* RGB565 image, big/little endian */
+ {
+ guint16 *in = g_malloc0 (width * 2);
+ guchar *row = g_malloc0 (width * 3);
+
+ for (y = 0; y < height; y++)
+ {
+ pos = runtime->file_offset + runtime->image_width * y * 2;
+ mmap_read (preview_fd, in, width * 2, pos, width * 2);
+ rgb_565_to_888 (in, row, width, runtime->image_type);
+
+ gimp_preview_area_draw (preview, 0, y, width, 1,
+ GIMP_RGB_IMAGE, row, width * 3);
+ }
+
+ g_free (row);
+ g_free (in);
+ }
+ break;
+
+ case RAW_PLANAR:
+ {
+ guchar *r_row = g_malloc0 (width);
+ guchar *g_row = g_malloc0 (width);
+ guchar *b_row = g_malloc0 (width);
+ guchar *row = g_malloc0 (width * 3);
+
+ for (y = 0; y < height; y++)
+ {
+ gint j, k;
+
+ pos = (runtime->file_offset +
+ (y * runtime->image_width));
+ mmap_read (preview_fd, r_row, width, pos, width);
+
+ pos = (runtime->file_offset +
+ (runtime->image_width * (runtime->image_height + y)));
+ mmap_read (preview_fd, g_row, width, pos, width);
+
+ pos = (runtime->file_offset +
+ (runtime->image_width * (runtime->image_height * 2 + y)));
+ mmap_read (preview_fd, b_row, width, pos, width);
+
+ for (j = 0, k = 0; j < width; j++)
+ {
+ row[k++] = r_row[j];
+ row[k++] = g_row[j];
+ row[k++] = b_row[j];
+ }
+
+ gimp_preview_area_draw (preview, 0, y, width, 1,
+ GIMP_RGB_IMAGE, row, width * 3);
+ }
+
+ g_free (b_row);
+ g_free (g_row);
+ g_free (r_row);
+ g_free (row);
+ }
+ break;
+
+ case RAW_GRAY_1BPP:
+ if (! bitspp) bitspp = 1;
+ case RAW_GRAY_2BPP:
+ if (! bitspp) bitspp = 2;
+ case RAW_GRAY_4BPP:
+ if (! bitspp) bitspp = 4;
+ case RAW_GRAY_8BPP:
+ if (! bitspp) bitspp = 8;
+
+ {
+ guint in_size = height * width / (8 / bitspp);
+ guint out_size = height * width * 3;
+ guchar *in_raw = g_malloc0 (in_size);
+ guchar *out_raw = g_malloc0 (out_size);
+ guchar pixel_mask_hi;
+ guchar pixel_mask_lo;
+ gint i;
+
+ /* calculate a pixel_mask_hi
+ 0x80 for 1 bitspp
+ 0xc0 for 2 bitspp
+ 0xf0 for 4 bitspp
+ 0xff for 8 bitspp
+ and a pixel_mask_lo
+ 0x01 for 1 bitspp
+ 0x03 for 2 bitspp
+ 0x0f for 4 bitspp
+ 0xff for 8 bitspp
+ */
+ pixel_mask_hi = 0x80;
+ pixel_mask_lo = 0x01;
+
+ for (i = 1; i < bitspp; i++)
+ {
+ pixel_mask_hi |= pixel_mask_hi >> 1;
+ pixel_mask_lo |= pixel_mask_lo << 1;
+ }
+
+ mmap_read (preview_fd, in_raw, in_size,
+ runtime->file_offset,
+ in_size);
+
+ x = 0; /* walks though all output pixels */
+ for (i = 0; i < in_size; i++)
+ {
+ guchar bit;
+
+ for (bit = 0; bit < 8 / bitspp; bit++)
+ {
+ guchar pixel_val;
+
+ pixel_val = in_raw[i] & (pixel_mask_hi >> (bit * bitspp));
+ pixel_val >>= 8 - bitspp - bit * bitspp;
+ pixel_val *= 0xff / pixel_mask_lo;
+
+ out_raw[3 * x + 0] = pixel_val;
+ out_raw[3 * x + 1] = pixel_val;
+ out_raw[3 * x + 2] = pixel_val;
+
+ x++;
+ }
+ }
+
+ gimp_preview_area_draw (preview, 0, 0, width, height,
+ GIMP_RGB_IMAGE, out_raw, width * 3);
+ g_free (in_raw);
+ g_free (out_raw);
+ }
+ break;
+
+ case RAW_INDEXED:
+ case RAW_INDEXEDA:
+ /* indexed image */
+ {
+ gboolean alpha = (runtime->image_type == RAW_INDEXEDA);
+ guchar *index = g_malloc0 (width * (alpha ? 2 : 1));
+ guchar *row = g_malloc0 (width * (alpha ? 4 : 3));
+
+ if (preview_cmap_update)
+ {
+ if (palfile)
+ {
+ gint fd;
+
+ fd = g_open (palfile, O_RDONLY, 0);
+ lseek (fd, runtime->palette_offset, SEEK_SET);
+ read (fd, preview_cmap,
+ (runtime->palette_type == RAW_PALETTE_RGB) ? 768 : 1024);
+ close (fd);
+ }
+ else
+ {
+ /* make fake palette, maybe overwrite it later */
+ for (y = 0, x = 0; y < 256; y++)
+ {
+ preview_cmap[x++] = y;
+ preview_cmap[x++] = y;
+
+ if (runtime->palette_type == RAW_PALETTE_RGB)
+ {
+ preview_cmap[x++] = y;
+ }
+ else
+ {
+ preview_cmap[x++] = y;
+ preview_cmap[x++] = 0;
+ }
+ }
+ }
+
+ preview_cmap_update = FALSE;
+ }
+
+ for (y = 0; y < height; y++)
+ {
+ guchar *p = row;
+
+ if (alpha)
+ {
+ pos = runtime->file_offset + runtime->image_width * 2 * y;
+ mmap_read (preview_fd, index, width * 2, pos, width);
+
+ for (x = 0; x < width; x++)
+ {
+ switch (runtime->palette_type)
+ {
+ case RAW_PALETTE_RGB:
+ *p++ = preview_cmap[index[2 * x] * 3 + 0];
+ *p++ = preview_cmap[index[2 * x] * 3 + 1];
+ *p++ = preview_cmap[index[2 * x] * 3 + 2];
+ *p++ = index[2 * x + 1];
+ break;
+ case RAW_PALETTE_BGR:
+ *p++ = preview_cmap[index[2 * x] * 4 + 2];
+ *p++ = preview_cmap[index[2 * x] * 4 + 1];
+ *p++ = preview_cmap[index[2 * x] * 4 + 0];
+ *p++ = index[2 * x + 1];
+ break;
+ }
+ }
+
+ gimp_preview_area_draw (preview, 0, y, width, 1,
+ GIMP_RGBA_IMAGE, row, width * 4);
+ }
+ else
+ {
+ pos = runtime->file_offset + runtime->image_width * y;
+ mmap_read (preview_fd, index, width, pos, width);
+
+ for (x = 0; x < width; x++)
+ {
+ switch (runtime->palette_type)
+ {
+ case RAW_PALETTE_RGB:
+ *p++ = preview_cmap[index[x] * 3 + 0];
+ *p++ = preview_cmap[index[x] * 3 + 1];
+ *p++ = preview_cmap[index[x] * 3 + 2];
+ break;
+ case RAW_PALETTE_BGR:
+ *p++ = preview_cmap[index[x] * 4 + 2];
+ *p++ = preview_cmap[index[x] * 4 + 1];
+ *p++ = preview_cmap[index[x] * 4 + 0];
+ break;
+ }
+ }
+
+ gimp_preview_area_draw (preview, 0, y, width, 1,
+ GIMP_RGB_IMAGE, row, width * 3);
+ }
+ }
+
+ g_free (row);
+ g_free (index);
+ }
+ break;
+
+ case RAW_GRAY_16BPP_BE:
+ case RAW_GRAY_16BPP_LE:
+ case RAW_GRAY_16BPP_SBE:
+ case RAW_GRAY_16BPP_SLE:
+ {
+ guint16 *r_row = g_new (guint16, width);
+ guchar *row = g_malloc (width);
+
+ for (y = 0; y < height; y++)
+ {
+ gint j;
+
+ pos = (runtime->file_offset + (y * runtime->image_width * 2));
+ mmap_read (preview_fd, (guchar*) r_row, 2 * width, pos, width);
+
+ for (j = 0; j < width; j++)
+ {
+ gint pixel_val;
+
+ if (runtime->image_type == RAW_GRAY_16BPP_BE)
+ pixel_val = GUINT16_FROM_BE (r_row[j]);
+ else if (runtime->image_type == RAW_GRAY_16BPP_LE)
+ pixel_val = GUINT16_FROM_LE (r_row[j]);
+ else if (runtime->image_type == RAW_GRAY_16BPP_SBE)
+ pixel_val = GINT16_FROM_BE (r_row[j]) - G_MININT16;
+ else /* if (runtime->image_type == RAW_GRAY_16BPP_SLE)*/
+ pixel_val = GINT16_FROM_LE (r_row[j]) - G_MININT16;
+
+ row[j] = pixel_val / 257;
+ }
+
+ gimp_preview_area_draw (preview, 0, y, width, 1,
+ GIMP_GRAY_IMAGE, row, width * 3);
+ }
+
+ g_free (r_row);
+ g_free (row);
+ }
+ break;
+ }
+}
+
+static void
+palette_update (GimpPreviewArea *preview)
+{
+ preview_cmap_update = TRUE;
+
+ preview_update (preview);
+}
+
+static gboolean
+load_dialog (const gchar *filename,
+ gboolean is_hgt)
+{
+ GtkWidget *dialog;
+ GtkWidget *main_vbox;
+ GtkWidget *preview;
+ GtkWidget *sw;
+ GtkWidget *viewport;
+ GtkWidget *frame;
+ GtkWidget *table;
+ GtkWidget *combo;
+ GtkWidget *button;
+ GtkObject *adj;
+ goffset file_size;
+ gboolean run;
+
+ file_size = get_file_info (filename);
+
+ gimp_ui_init (PLUG_IN_BINARY, TRUE);
+
+ dialog = gimp_dialog_new (_("Load Image from Raw Data"), PLUG_IN_ROLE,
+ NULL, 0,
+ gimp_standard_help_func,
+ is_hgt ? LOAD_HGT_PROC : LOAD_PROC,
+ _("_Cancel"), GTK_RESPONSE_CANCEL,
+ _("_Open"), GTK_RESPONSE_OK,
+
+ NULL);
+
+ gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
+ GTK_RESPONSE_OK,
+ GTK_RESPONSE_CANCEL,
+ -1);
+
+ main_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
+ gtk_container_set_border_width (GTK_CONTAINER (main_vbox), 12);
+ gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))),
+ main_vbox, TRUE, TRUE, 0);
+ gtk_widget_show (main_vbox);
+
+ sw = gtk_scrolled_window_new (NULL, NULL);
+ gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
+ GTK_POLICY_AUTOMATIC,
+ GTK_POLICY_AUTOMATIC);
+ gtk_box_pack_start (GTK_BOX (main_vbox), sw, TRUE, TRUE, 0);
+ gtk_widget_set_size_request (sw, PREVIEW_SIZE, PREVIEW_SIZE);
+ gtk_widget_show (sw);
+
+ viewport = gtk_viewport_new (NULL, NULL);
+ gtk_container_add (GTK_CONTAINER (sw), viewport);
+ gtk_widget_show (viewport);
+
+ preview = gimp_preview_area_new ();
+ gtk_widget_set_size_request (preview,
+ runtime->image_width, runtime->image_height);
+ gtk_container_add (GTK_CONTAINER (viewport), preview);
+ gtk_widget_show (preview);
+
+ g_signal_connect_after (preview, "size-allocate",
+ G_CALLBACK (preview_update),
+ NULL);
+
+ if (is_hgt)
+ {
+ if (runtime->image_width == 1201)
+ /* Translators: Digital Elevation Model (DEM) is a technical term
+ * used for 3D surface modeling or relief maps; so it must be
+ * translated by the proper technical term in your language.
+ */
+ frame = gimp_frame_new (_("Digital Elevation Model data (1 arc-second)"));
+ else if (runtime->image_width == 3601)
+ frame = gimp_frame_new (_("Digital Elevation Model data (3 arc-seconds)"));
+ else
+ frame = gimp_frame_new (_("Digital Elevation Model data"));
+ }
+ else
+ {
+ frame = gimp_frame_new (_("Image"));
+ }
+ gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
+ gtk_widget_show (frame);
+
+ table = gtk_table_new (4, 3, FALSE);
+ gtk_table_set_col_spacings (GTK_TABLE (table), 6);
+ gtk_table_set_row_spacings (GTK_TABLE (table), 4);
+ gtk_container_add (GTK_CONTAINER (frame), table);
+ gtk_widget_show (table);
+
+ combo = NULL;
+ if (is_hgt &&
+ runtime->image_width != 1201 &&
+ runtime->image_width != 3601)
+ {
+ /* When auto-detection of the HGT variant failed, let's just
+ * default to SRTM-3 and show a dropdown list.
+ */
+ runtime->image_width = 1201;
+ runtime->image_height = 1201;
+
+ /* 2 types of HGT files are possible: SRTM-1 and SRTM-3.
+ * From the documentation: https://dds.cr.usgs.gov/srtm/version1/Documentation/SRTM_Topo.txt
+ * "SRTM-1 data are sampled at one arc-second of latitude and longitude and
+ * each file contains 3601 lines and 3601 samples.
+ * [...]
+ * SRTM-3 data are sampled at three arc-seconds and contain 1201 lines and
+ * 1201 samples with similar overlapping rows and columns."
+ */
+ combo = gimp_int_combo_box_new (_("SRTM-1 (1 arc-second)"), 3601,
+ _("SRTM-3 (3 arc-seconds)"), 1201,
+ NULL);
+ gimp_table_attach_aligned (GTK_TABLE (table), 0, 0,
+ _("_Sample Spacing:"), 0.0, 0.5,
+ combo, 2, FALSE);
+
+ g_signal_connect (combo, "changed",
+ G_CALLBACK (gimp_int_combo_box_get_active),
+ &runtime->image_width);
+ g_signal_connect (combo, "changed",
+ G_CALLBACK (gimp_int_combo_box_get_active),
+ &runtime->image_height);
+ /* By default, SRTM-3 is active. */
+ gimp_int_combo_box_set_active (GIMP_INT_COMBO_BOX (combo), 1201);
+ }
+ else if (! is_hgt)
+ {
+ /* Generic case for any data. Let's leave choice to select the
+ * right type of raw data.
+ */
+ combo = gimp_int_combo_box_new (_("RGB"), RAW_RGB,
+ _("RGB Alpha"), RAW_RGBA,
+ _("RGB565 Big Endian"), RAW_RGB565_BE,
+ _("RGB565 Little Endian"), RAW_RGB565_LE,
+ _("BGR565 Big Endian"), RAW_BGR565_BE,
+ _("BGR565 Little Endian"), RAW_BGR565_LE,
+ _("Planar RGB"), RAW_PLANAR,
+ _("B&W 1 bit"), RAW_GRAY_1BPP,
+ _("Gray 2 bit"), RAW_GRAY_2BPP,
+ _("Gray 4 bit"), RAW_GRAY_4BPP,
+ _("Gray 8 bit"), RAW_GRAY_8BPP,
+ _("Indexed"), RAW_INDEXED,
+ _("Indexed Alpha"), RAW_INDEXEDA,
+ _("Gray unsigned 16 bit Big Endian"), RAW_GRAY_16BPP_BE,
+ _("Gray unsigned 16 bit Little Endian"), RAW_GRAY_16BPP_LE,
+ _("Gray 16 bit Big Endian"), RAW_GRAY_16BPP_SBE,
+ _("Gray 16 bit Little Endian"), RAW_GRAY_16BPP_SLE,
+ NULL);
+ gimp_int_combo_box_set_active (GIMP_INT_COMBO_BOX (combo),
+ runtime->image_type);
+ gimp_table_attach_aligned (GTK_TABLE (table), 0, 0,
+ _("Image _Type:"), 0.0, 0.5,
+ combo, 2, FALSE);
+
+ g_signal_connect (combo, "changed",
+ G_CALLBACK (gimp_int_combo_box_get_active),
+ &runtime->image_type);
+ }
+ if (combo)
+ g_signal_connect_swapped (combo, "changed",
+ G_CALLBACK (preview_update),
+ preview);
+
+ adj = gimp_scale_entry_new (GTK_TABLE (table), 0, 1,
+ _("O_ffset:"), -1, 9,
+ runtime->file_offset, 0, file_size, 1, 1000, 0,
+ TRUE, 0.0, 0.0,
+ NULL, NULL);
+
+ g_signal_connect (adj, "value-changed",
+ G_CALLBACK (gimp_int_adjustment_update),
+ &runtime->file_offset);
+ g_signal_connect_swapped (adj, "value-changed",
+ G_CALLBACK (preview_update),
+ preview);
+
+ if (! is_hgt)
+ {
+ adj = gimp_scale_entry_new (GTK_TABLE (table), 0, 2,
+ _("_Width:"), -1, 9,
+ runtime->image_width, 1, file_size, 1, 10, 0,
+ TRUE, 0.0, 0.0,
+ NULL, NULL);
+
+ g_signal_connect (adj, "value-changed",
+ G_CALLBACK (gimp_int_adjustment_update),
+ &runtime->image_width);
+ g_signal_connect_swapped (adj, "value-changed",
+ G_CALLBACK (preview_update_size),
+ preview);
+ g_signal_connect_swapped (adj, "value-changed",
+ G_CALLBACK (preview_update),
+ preview);
+
+ adj = gimp_scale_entry_new (GTK_TABLE (table), 0, 3,
+ _("_Height:"), -1, 9,
+ runtime->image_height, 1, file_size, 1, 10, 0,
+ TRUE, 0.0, 0.0,
+ NULL, NULL);
+
+ g_signal_connect (adj, "value-changed",
+ G_CALLBACK (gimp_int_adjustment_update),
+ &runtime->image_height);
+ g_signal_connect_swapped (adj, "value-changed",
+ G_CALLBACK (preview_update_size),
+ preview);
+ g_signal_connect_swapped (adj, "value-changed",
+ G_CALLBACK (preview_update),
+ preview);
+ }
+
+
+ frame = gimp_frame_new (_("Palette"));
+ gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
+ gtk_widget_show (frame);
+
+ table = gtk_table_new (3, 3, FALSE);
+ gtk_table_set_col_spacings (GTK_TABLE (table), 6);
+ gtk_table_set_row_spacings (GTK_TABLE (table), 4);
+ gtk_container_add (GTK_CONTAINER (frame), table);
+ gtk_widget_show (table);
+
+ combo = gimp_int_combo_box_new (_("R, G, B (normal)"), RAW_PALETTE_RGB,
+ _("B, G, R, X (BMP style)"), RAW_PALETTE_BGR,
+ NULL);
+ gimp_int_combo_box_set_active (GIMP_INT_COMBO_BOX (combo),
+ runtime->palette_type);
+ gimp_table_attach_aligned (GTK_TABLE (table), 0, 0,
+ _("_Palette Type:"), 0.0, 0.5,
+ combo, 2, FALSE);
+
+ g_signal_connect (combo, "changed",
+ G_CALLBACK (gimp_int_combo_box_get_active),
+ &runtime->palette_type);
+ g_signal_connect_swapped (combo, "changed",
+ G_CALLBACK (palette_update),
+ preview);
+
+ adj = gimp_scale_entry_new (GTK_TABLE (table), 0, 1,
+ _("Off_set:"), -1, 0,
+ runtime->palette_offset, 0, 1 << 24, 1, 768, 0,
+ TRUE, 0.0, 0.0,
+ NULL, NULL);
+
+ g_signal_connect (adj, "value-changed",
+ G_CALLBACK (gimp_int_adjustment_update),
+ &runtime->palette_offset);
+ g_signal_connect_swapped (adj, "value-changed",
+ G_CALLBACK (palette_update),
+ preview);
+
+ button = gtk_file_chooser_button_new (_("Select Palette File"),
+ GTK_FILE_CHOOSER_ACTION_OPEN);
+ if (palfile)
+ gtk_file_chooser_set_filename (GTK_FILE_CHOOSER (button), palfile);
+
+ gimp_table_attach_aligned (GTK_TABLE (table), 0, 2,
+ _("Pal_ette File:"), 0.0, 0.5,
+ button, 2, FALSE);
+
+ g_signal_connect (button, "selection-changed",
+ G_CALLBACK (palette_callback),
+ preview);
+
+ gtk_widget_show (dialog);
+
+ run = (gimp_dialog_run (GIMP_DIALOG (dialog)) == GTK_RESPONSE_OK);
+
+ gtk_widget_destroy (dialog);
+
+ return run;
+}
+
+static GtkWidget *
+radio_button_init (GtkBuilder *builder,
+ const gchar *name,
+ gint item_data,
+ gint initial_value,
+ gpointer value_pointer)
+{
+ GtkWidget *radio = NULL;
+
+ radio = GTK_WIDGET (gtk_builder_get_object (builder, name));
+ if (item_data)
+ g_object_set_data (G_OBJECT (radio), "gimp-item-data", GINT_TO_POINTER (item_data));
+ if (initial_value == item_data)
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (radio), TRUE);
+ g_signal_connect (radio, "toggled",
+ G_CALLBACK (gimp_radio_button_update),
+ value_pointer);
+
+ return radio;
+}
+
+static gboolean
+save_dialog (gint32 image_id)
+{
+ RawSaveGui rg;
+ GtkWidget *dialog;
+ GtkBuilder *builder;
+ gchar *ui_file;
+ GError *error = NULL;
+
+ gimp_ui_init (PLUG_IN_BINARY, TRUE);
+
+ /* Dialog init */
+ dialog = gimp_export_dialog_new (_("Raw Image"), PLUG_IN_BINARY, SAVE_PROC);
+ g_signal_connect (dialog, "response",
+ G_CALLBACK (save_dialog_response),
+ &rg);
+ g_signal_connect (dialog, "destroy",
+ G_CALLBACK (gtk_main_quit),
+ NULL);
+
+ /* GtkBuilder init */
+ builder = gtk_builder_new ();
+ ui_file = g_build_filename (gimp_data_directory (),
+ "ui/plug-ins/plug-in-file-raw.ui",
+ NULL);
+ if (! gtk_builder_add_from_file (builder, ui_file, &error))
+ {
+ gchar *display_name = g_filename_display_name (ui_file);
+ g_printerr (_("Error loading UI file '%s': %s"),
+ display_name, error ? error->message : _("Unknown error"));
+ g_free (display_name);
+ }
+
+ g_free (ui_file);
+
+ /* VBox */
+ gtk_box_pack_start (GTK_BOX (gimp_export_dialog_get_content_area (dialog)),
+ GTK_WIDGET (gtk_builder_get_object (builder, "vbox")),
+ FALSE, FALSE, 0);
+
+ /* Radios */
+ rg.image_type_standard = radio_button_init (builder, "image-type-standard",
+ RAW_RGB,
+ rawvals.image_type,
+ &rawvals.image_type);
+ rg.image_type_planar = radio_button_init (builder, "image-type-planar",
+ RAW_PLANAR,
+ rawvals.image_type,
+ &rawvals.image_type);
+ rg.palette_type_normal = radio_button_init (builder, "palette-type-normal",
+ RAW_PALETTE_RGB,
+ rawvals.palette_type,
+ &rawvals.palette_type);
+ rg.palette_type_bmp = radio_button_init (builder, "palette-type-bmp",
+ RAW_PALETTE_BGR,
+ rawvals.palette_type,
+ &rawvals.palette_type);
+
+ /* Load/save defaults buttons */
+ g_signal_connect_swapped (gtk_builder_get_object (builder, "load-defaults"),
+ "clicked",
+ G_CALLBACK (load_gui_defaults),
+ &rg);
+
+ g_signal_connect_swapped (gtk_builder_get_object (builder, "save-defaults"),
+ "clicked",
+ G_CALLBACK (save_defaults),
+ &rg);
+
+ /* Show dialog and run */
+ gtk_widget_show (dialog);
+
+ rg.run = FALSE;
+
+ gtk_main ();
+
+ return rg.run;
+}
+
+static void
+save_dialog_response (GtkWidget *widget,
+ gint response_id,
+ gpointer data)
+{
+ RawSaveGui *rg = data;
+
+ switch (response_id)
+ {
+ case GTK_RESPONSE_OK:
+ rg->run = TRUE;
+
+ default:
+ gtk_widget_destroy (widget);
+ break;
+ }
+}
+
+
+static void
+palette_callback (GtkFileChooser *button,
+ GimpPreviewArea *preview)
+{
+ if (palfile)
+ g_free (palfile);
+
+ palfile = gtk_file_chooser_get_filename (button);
+
+ palette_update (preview);
+}
+
+static void
+load_defaults (void)
+{
+ GimpParasite *parasite;
+
+ /* initialize with hardcoded defaults */
+ rawvals = defaults;
+
+ parasite = gimp_get_parasite (RAW_DEFAULTS_PARASITE);
+
+ if (parasite)
+ {
+ gchar *def_str;
+ RawSaveVals tmpvals = defaults;
+ gint num_fields;
+
+ def_str = g_strndup (gimp_parasite_data (parasite),
+ gimp_parasite_data_size (parasite));
+
+ gimp_parasite_free (parasite);
+
+ num_fields = sscanf (def_str, "%d %d",
+ (int *) &tmpvals.image_type,
+ (int *) &tmpvals.palette_type);
+
+ g_free (def_str);
+
+ if (num_fields == 2)
+ rawvals = tmpvals;
+ }
+}
+
+static void
+save_defaults (void)
+{
+ GimpParasite *parasite;
+ gchar *def_str;
+
+ def_str = g_strdup_printf ("%d %d",
+ rawvals.image_type,
+ rawvals.palette_type);
+
+ parasite = gimp_parasite_new (RAW_DEFAULTS_PARASITE,
+ GIMP_PARASITE_PERSISTENT,
+ strlen (def_str), def_str);
+
+ gimp_attach_parasite (parasite);
+
+ gimp_parasite_free (parasite);
+ g_free (def_str);
+}
+
+static void
+load_gui_defaults (RawSaveGui *rg)
+{
+ load_defaults ();
+
+#define SET_ACTIVE(field, datafield) \
+ if (GPOINTER_TO_INT (g_object_get_data (G_OBJECT (rg->field), "gimp-item-data")) == rawvals.datafield) \
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (rg->field), TRUE)
+
+ SET_ACTIVE (image_type_standard, image_type);
+ SET_ACTIVE (image_type_planar, image_type);
+ SET_ACTIVE (palette_type_normal, palette_type);
+ SET_ACTIVE (palette_type_bmp, palette_type);
+
+#undef SET_ACTIVE
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-02 04:22:57 +0000