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+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * file-rawtherapee.c -- raw file format plug-in that uses RawTherapee
+ * Copyright (C) 2012 Simon Budig <simon@gimp.org>
+ * Copyright (C) 2016 Tobias Ellinghaus <me@houz.org>
+ * Copyright (C) 2017 Alberto Griggio <alberto.griggio@gmail.com>
+ *
+ * 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 <glib/gstdio.h>
+
+#include <libgimp/gimp.h>
+
+#include "libgimp/stdplugins-intl.h"
+
+#include "file-raw-formats.h"
+#include "file-raw-utils.h"
+
+
+#define LOAD_THUMB_PROC "file-rawtherapee-load-thumb"
+#define REGISTRY_KEY_BASE "SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\App Paths\\rawtherapee"
+
+
+static void init (void);
+static void query (void);
+static void run (const gchar *name,
+ gint nparams,
+ const GimpParam *param,
+ gint *nreturn_vals,
+ GimpParam **return_vals);
+static gint32 load_image (const gchar *filename,
+ GimpRunMode run_mode,
+ GError **error);
+
+static gint32 load_thumbnail_image (const gchar *filename,
+ gint thumb_size,
+ GError **error);
+
+const GimpPlugInInfo PLUG_IN_INFO =
+{
+ init, /* init_proc */
+ NULL, /* quit_proc */
+ query, /* query proc */
+ run, /* run_proc */
+};
+
+MAIN ()
+
+
+static void
+init (void)
+{
+ static const GimpParamDef load_args[] =
+ {
+ { GIMP_PDB_INT32, "run-mode", "The run mode { RUN-INTERACTIVE (0), RUN-NONINTERACTIVE (1) }" },
+ { GIMP_PDB_STRING, "filename", "The name of the file to load." },
+ { GIMP_PDB_STRING, "raw-filename", "The name entered" },
+ };
+
+ static const GimpParamDef load_return_vals[] =
+ {
+ { GIMP_PDB_IMAGE, "image", "Output image" }
+ };
+
+ static const GimpParamDef thumb_args[] =
+ {
+ { GIMP_PDB_STRING, "filename", "The name of the file to load" },
+ { GIMP_PDB_INT32, "thumb-size", "Preferred thumbnail size" }
+ };
+
+ static const GimpParamDef thumb_return_vals[] =
+ {
+ { GIMP_PDB_IMAGE, "image", "Thumbnail image" }
+ };
+
+ /* check if rawtherapee is installed
+ * TODO: allow setting the location of the executable in preferences
+ */
+ gboolean search_path = FALSE;
+ gchar *exec_path = file_raw_get_executable_path ("rawtherapee", NULL,
+ "RAWTHERAPEE_EXECUTABLE",
+ "com.rawtherapee.rawtherapee",
+ REGISTRY_KEY_BASE,
+ &search_path);
+#ifdef G_OS_WIN32
+ /* Issue #2716 - Prevent RT from opening a console window */
+ gchar *argv[] = { exec_path, "-v", "-w", NULL };
+#else
+ gchar *argv[] = { exec_path, "-v", NULL };
+#endif
+ gchar *rawtherapee_stdout = NULL;
+ gboolean have_rawtherapee = FALSE;
+ gint i;
+
+ if (g_spawn_sync (NULL,
+ argv,
+ NULL,
+ (search_path ? G_SPAWN_SEARCH_PATH : 0) |
+ G_SPAWN_STDERR_TO_DEV_NULL,
+ NULL,
+ NULL,
+ &rawtherapee_stdout,
+ NULL,
+ NULL,
+ NULL))
+ {
+ gint rtmajor = 0;
+ gint rtminor = 0;
+
+ if (sscanf (rawtherapee_stdout,
+ "RawTherapee, version %d.%d",
+ &rtmajor, &rtminor) == 2 &&
+ ((rtmajor == 5 && rtminor >= 2) || rtmajor >= 6))
+ {
+ have_rawtherapee = TRUE;
+ }
+
+ g_free (rawtherapee_stdout);
+ }
+
+ g_free (exec_path);
+
+ if (! have_rawtherapee)
+ return;
+
+ gimp_install_procedure (LOAD_THUMB_PROC,
+ "Load thumbnail from a raw image via rawtherapee",
+ "This plug-in loads a thumbnail from a raw image by calling rawtherapee-cli.",
+ "Alberto Griggio",
+ "Alberto Griggio",
+ "2017",
+ NULL,
+ NULL,
+ GIMP_PLUGIN,
+ G_N_ELEMENTS (thumb_args),
+ G_N_ELEMENTS (thumb_return_vals),
+ thumb_args, thumb_return_vals);
+
+ for (i = 0; i < G_N_ELEMENTS (file_formats); i++)
+ {
+ const FileFormat *format = &file_formats[i];
+ gchar *load_proc;
+ gchar *load_blurb;
+ gchar *load_help;
+
+ load_proc = g_strdup_printf (format->load_proc_format, "rawtherapee");
+ load_blurb = g_strdup_printf (format->load_blurb_format, "rawtherapee");
+ load_help = g_strdup_printf (format->load_help_format, "rawtherapee");
+
+ gimp_install_procedure (load_proc,
+ load_blurb,
+ load_help,
+ "Alberto Griggio",
+ "Alberto Griggio",
+ "2017",
+ format->file_type,
+ NULL,
+ GIMP_PLUGIN,
+ G_N_ELEMENTS (load_args),
+ G_N_ELEMENTS (load_return_vals),
+ load_args, load_return_vals);
+
+ gimp_register_file_handler_mime (load_proc,
+ format->mime_type);
+ gimp_register_file_handler_raw (load_proc);
+ gimp_register_magic_load_handler (load_proc,
+ format->extensions,
+ "",
+ format->magic);
+
+ gimp_register_thumbnail_loader (load_proc, LOAD_THUMB_PROC);
+
+ g_free (load_proc);
+ g_free (load_blurb);
+ g_free (load_help);
+ }
+}
+
+static void
+query (void)
+{
+ /* query() is run only the first time for efficiency. Yet this plugin
+ * is dependent on the presence of rawtherapee which may be installed
+ * or uninstalled between GIMP startups. Therefore we should move the
+ * usual gimp_install_procedure() to init() so that the check is done
+ * at every startup instead.
+ */
+}
+
+static void
+run (const gchar *name,
+ gint nparams,
+ const GimpParam *param,
+ gint *nreturn_vals,
+ GimpParam **return_vals)
+{
+ static GimpParam values[6];
+ GimpPDBStatusType status = GIMP_PDB_SUCCESS;
+ GimpRunMode run_mode;
+ gint image_ID;
+ GError *error = NULL;
+ gint i;
+
+ INIT_I18N ();
+
+ run_mode = param[0].data.d_int32;
+
+ *nreturn_vals = 1;
+ *return_vals = values;
+
+ values[0].type = GIMP_PDB_STATUS;
+ values[0].data.d_status = GIMP_PDB_EXECUTION_ERROR;
+
+ /* check if the format passed is actually supported & load */
+ for (i = 0; i < G_N_ELEMENTS (file_formats); i++)
+ {
+ const FileFormat *format = &file_formats[i];
+ gchar *load_proc = NULL;
+
+ if (format->load_proc_format)
+ load_proc = g_strdup_printf (format->load_proc_format, "rawtherapee");
+
+ if (load_proc && ! strcmp (name, load_proc))
+ {
+ image_ID = load_image (param[1].data.d_string, run_mode, &error);
+
+ if (image_ID != -1)
+ {
+ *nreturn_vals = 2;
+ values[1].type = GIMP_PDB_IMAGE;
+ values[1].data.d_image = image_ID;
+ }
+ else
+ {
+ status = GIMP_PDB_EXECUTION_ERROR;
+ }
+
+ break;
+ }
+ else if (! strcmp (name, LOAD_THUMB_PROC))
+ {
+ image_ID = load_thumbnail_image (param[0].data.d_string,
+ param[1].data.d_int32,
+ &error);
+
+ if (image_ID != -1)
+ {
+ *nreturn_vals = 4;
+ values[1].type = GIMP_PDB_IMAGE;
+ values[1].data.d_image = image_ID;
+ values[4].type = GIMP_PDB_INT32;
+ values[4].data.d_int32 = GIMP_RGB_IMAGE;
+ values[5].type = GIMP_PDB_INT32;
+ values[5].data.d_int32 = 1; /* num_layers */
+ }
+ else
+ {
+ status = GIMP_PDB_EXECUTION_ERROR;
+ }
+
+ break;
+ }
+ }
+
+ if (i == G_N_ELEMENTS (file_formats))
+ 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;
+}
+
+static gint32
+load_image (const gchar *filename,
+ GimpRunMode run_mode,
+ GError **error)
+{
+ gint32 image_ID = -1;
+ gchar *filename_out = gimp_temp_name ("tif");
+ gchar *rawtherapee_stdout = NULL;
+
+ gboolean search_path = FALSE;
+ gchar *exec_path = file_raw_get_executable_path ("rawtherapee", NULL,
+ "RAWTHERAPEE_EXECUTABLE",
+ "com.rawtherapee.rawtherapee",
+ REGISTRY_KEY_BASE,
+ &search_path);
+
+ /* linear sRGB for now as GIMP uses that internally in many places anyway */
+ gchar *argv[] =
+ {
+ exec_path,
+ "-gimp",
+ (gchar *) filename,
+ filename_out,
+ NULL
+ };
+
+ gimp_progress_init_printf (_("Opening '%s'"),
+ gimp_filename_to_utf8 (filename));
+
+ if (g_spawn_sync (NULL,
+ argv,
+ NULL,
+ /*G_SPAWN_STDOUT_TO_DEV_NULL |*/
+ G_SPAWN_STDERR_TO_DEV_NULL |
+ (search_path ? G_SPAWN_SEARCH_PATH : 0),
+ NULL,
+ NULL,
+ &rawtherapee_stdout,
+ NULL,
+ NULL,
+ error))
+ {
+ image_ID = gimp_file_load (run_mode, filename_out, filename_out);
+ if (image_ID != -1)
+ gimp_image_set_filename (image_ID, filename);
+ }
+
+ /*if (rawtherapee_stdout) printf ("%s\n", rawtherapee_stdout);*/
+ g_free (rawtherapee_stdout);
+ g_free (exec_path);
+
+ g_unlink (filename_out);
+ g_free (filename_out);
+
+ gimp_progress_update (1.0);
+
+ return image_ID;
+}
+
+static gint32
+load_thumbnail_image (const gchar *filename,
+ gint thumb_size,
+ GError **error)
+{
+ gint32 image_ID = -1;
+ gchar *filename_out = gimp_temp_name ("jpg");
+ gchar *thumb_pp3 = gimp_temp_name ("pp3");
+ FILE *thumb_pp3_f = fopen (thumb_pp3, "w");
+ gchar *rawtherapee_stdout = NULL;
+ const char *pp3_content =
+ "[Version]\n"
+ "AppVersion=5.0\n"
+ "Version=326\n"
+ "\n"
+ "[Resize]\n"
+ "Enabled=true\n"
+ "AppliesTo=Cropped area\n"
+ "Method=Lanczos\n"
+ "Width=%d\n"
+ "Height=%d\n"
+ "\n"
+ "[Sharpening]\n"
+ "Enabled=false\n"
+ "\n"
+ "[SharpenEdge]\n"
+ "Enabled=false\n"
+ "\n"
+ "[SharpenMicro]\n"
+ "Enabled=false\n"
+ "\n"
+ "[Defringing]\n"
+ "Enabled=false\n"
+ "\n"
+ "[Directional Pyramid Equalizer]\n"
+ "Enabled=false\n"
+ "\n"
+ "[PostResizeSharpening]\n"
+ "Enabled=false\n"
+ "\n"
+ "[Directional Pyramid Denoising]\n"
+ "Enabled=false\n"
+ "\n"
+ "[Impulse Denoising]\n"
+ "Enabled=false\n"
+ "\n"
+ "[Wavelet]\n"
+ "Enabled=false\n"
+ "\n"
+ "[RAW Bayer]\n"
+ "Method=fast\n"
+ "\n"
+ "[RAW X-Trans]\n"
+ "Method=fast\n";
+
+
+ gboolean search_path = FALSE;
+ gchar *exec_path = file_raw_get_executable_path ("rawtherapee", "-cli",
+ "RAWTHERAPEE_EXECUTABLE",
+ "com.rawtherapee.rawtherapee",
+ REGISTRY_KEY_BASE,
+ &search_path);
+ gchar *argv[] =
+ {
+ exec_path,
+ "-o", filename_out,
+ "-d",
+ "-s",
+ "-j",
+ "-p", thumb_pp3,
+ "-f",
+ "-c", (char *) filename,
+ NULL
+ };
+
+ if (thumb_pp3_f)
+ {
+ if (fprintf (thumb_pp3_f, pp3_content, thumb_size, thumb_size) < 0)
+ {
+ fclose (thumb_pp3_f);
+ thumb_pp3_f = NULL;
+ }
+ }
+
+ gimp_progress_init_printf (_("Opening thumbnail for '%s'"),
+ gimp_filename_to_utf8 (filename));
+
+ if (thumb_pp3_f &&
+ g_spawn_sync (NULL,
+ argv,
+ NULL,
+ G_SPAWN_STDERR_TO_DEV_NULL |
+ (search_path ? G_SPAWN_SEARCH_PATH : 0),
+ NULL,
+ NULL,
+ &rawtherapee_stdout,
+ NULL,
+ NULL,
+ error))
+ {
+ gimp_progress_update (0.5);
+
+ image_ID = gimp_file_load (GIMP_RUN_NONINTERACTIVE,
+ filename_out,
+ filename_out);
+ if (image_ID != -1)
+ {
+ /* is this needed for thumbnails? */
+ gimp_image_set_filename (image_ID, filename);
+ }
+ }
+
+ gimp_progress_update (1.0);
+
+ if (thumb_pp3_f)
+ fclose (thumb_pp3_f);
+
+ g_unlink (thumb_pp3);
+ g_free (filename_out);
+ g_free (thumb_pp3);
+ g_free (rawtherapee_stdout);
+ g_free (exec_path);
+
+ return image_ID;
+}
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