gtk/src/callbacks.c

   1 /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */
   2 /*
   3  * callbacks.c
   4  * Copyright (C) John Stebbins 2008 <stebbins@stebbins>
   5  *
   6  * callbacks.c is free software.
   7  *
   8  * You may redistribute it and/or modify it under the terms of the
   9  * GNU General Public License, as published by the Free Software
  10  * Foundation; either version 2 of the License, or (at your option)
  11  * any later version.
  12  */
  13
  14 #ifdef HAVE_CONFIG_H
  15 #  include <config.h>
  16 #endif
  17
  18 #include <string.h>
  19 #include <poll.h>
  20 #include <fcntl.h>
  21 #include <sys/stat.h>
  22 #include <netinet/in.h>
  23 #include <netdb.h>
  24 #include <libhal-storage.h>
  25 #include <gtk/gtk.h>
  26 #include <gtkhtml/gtkhtml.h>
  27 #include <gdk/gdkkeysyms.h>
  28 #include <glib/gstdio.h>
  29 #include <dbus/dbus-glib.h>
  30 #include <dbus/dbus-glib-lowlevel.h>
  31 #include <gio/gio.h>
  32
  33 #include "hb.h"
  34 #include "callbacks.h"
  35 #include "queuehandler.h"
  36 #include "audiohandler.h"
  37 #include "resources.h"
  38 #include "settings.h"
  39 #include "presets.h"
  40 #include "preview.h"
  41 #include "values.h"
  42 #include "plist.h"
  43 #include "appcast.h"
  44 #include "hb-backend.h"
  45 #include "ghb-dvd.h"
  46 #include "ghbcellrenderertext.h"
  47
  48 static void update_chapter_list(signal_user_data_t *ud);
  49 static GList* dvd_device_list();
  50 static void prune_logs(signal_user_data_t *ud);
  51
  52 // This is a dependency map used for greying widgets
  53 // that are dependent on the state of another widget.
  54 // The enable_value comes from the values that are
  55 // obtained from ghb_widget_value().  For combo boxes
  56 // you will have to look further to combo box options
  57 // maps in hb-backend.c
  58
  59 GValue *dep_map;
  60 GValue *rev_map;
  61
  62 void
  63 ghb_init_dep_map()
  64 {
  65         dep_map = ghb_resource_get("widget-deps");
  66         rev_map = ghb_resource_get("widget-reverse-deps");
  67 }
  68
  69 static gboolean
  70 dep_check(signal_user_data_t *ud, const gchar *name, gboolean *out_hide)
  71 {
  72         GtkWidget *widget;
  73         GObject *dep_object;
  74         gint ii;
  75         gint count;
  76         gboolean result = TRUE;
  77         GValue *array, *data;
  78         gchar *widget_name;
  79
  80         g_debug("dep_check () %s", name);
  81
  82         array = ghb_dict_lookup(rev_map, name);
  83         count = ghb_array_len(array);
  84         *out_hide = FALSE;
  85         for (ii = 0; ii < count; ii++)
  86         {
  87                 data = ghb_array_get_nth(array, ii);
  88                 widget_name = ghb_value_string(ghb_array_get_nth(data, 0));
  89                 widget = GHB_WIDGET(ud->builder, widget_name);
  90                 dep_object = gtk_builder_get_object(ud->builder, name);
  91                 g_free(widget_name);
  92                 if (!GTK_WIDGET_SENSITIVE(widget))
  93                         continue;
  94                 if (dep_object == NULL)
  95                 {
  96                         g_message("Failed to find widget");
  97                 }
  98                 else
  99                 {
 100                         gchar *value;
 101                         gint jj = 0;
 102                         gchar **values;
 103                         gboolean sensitive = FALSE;
 104                         gboolean die, hide;
 105
 106                         die = ghb_value_boolean(ghb_array_get_nth(data, 2));
 107                         hide = ghb_value_boolean(ghb_array_get_nth(data, 3));
 108                         value = ghb_value_string(ghb_array_get_nth(data, 1));
 109                         values = g_strsplit(value, "|", 10);
 110                         g_free(value);
 111
 112                         if (widget)
 113                                 value = ghb_widget_string(widget);
 114                         else
 115                                 value = ghb_settings_get_string(ud->settings, name);
 116                         while (values && values[jj])
 117                         {
 118                                 if (values[jj][0] == '>')
 119                                 {
 120                                         gdouble dbl = g_strtod (&values[jj][1], NULL);
 121                                         gdouble dvalue = ghb_widget_double(widget);
 122                                         if (dvalue > dbl)
 123                                         {
 124                                                 sensitive = TRUE;
 125                                                 break;
 126                                         }
 127                                 }
 128                                 else if (values[jj][0] == '<')
 129                                 {
 130                                         gdouble dbl = g_strtod (&values[jj][1], NULL);
 131                                         gdouble dvalue = ghb_widget_double(widget);
 132                                         if (dvalue < dbl)
 133                                         {
 134                                                 sensitive = TRUE;
 135                                                 break;
 136                                         }
 137                                 }
 138                                 if (strcmp(values[jj], value) == 0)
 139                                 {
 140                                         sensitive = TRUE;
 141                                         break;
 142                                 }
 143                                 jj++;
 144                         }
 145                         sensitive = die ^ sensitive;
 146                         if (!sensitive)
 147                         {
 148                                 result = FALSE;
 149                                 *out_hide |= hide;
 150                         }
 151                         g_strfreev (values);
 152                         g_free(value);
 153                 }
 154         }
 155         return result;
 156 }
 157
 158 void
 159 ghb_check_dependency(signal_user_data_t *ud, GtkWidget *widget)
 160 {
 161         GObject *dep_object;
 162         const gchar *name;
 163         GValue *array, *data;
 164         gint count, ii;
 165         gchar *dep_name;
 166         GType type;
 167
 168         type = GTK_WIDGET_TYPE(widget);
 169         if (type == GTK_TYPE_COMBO_BOX || type == GTK_TYPE_COMBO_BOX_ENTRY)
 170                 if (gtk_combo_box_get_active(GTK_COMBO_BOX(widget)) < 0) return;
 171
 172         name = gtk_widget_get_name(widget);
 173         g_debug("ghb_check_dependency () %s", name);
 174
 175         array = ghb_dict_lookup(dep_map, name);
 176         count = ghb_array_len(array);
 177         for (ii = 0; ii < count; ii++)
 178         {
 179                 gboolean sensitive;
 180                 gboolean hide;
 181
 182                 data = ghb_array_get_nth(array, ii);
 183                 dep_name = ghb_value_string(data);
 184                 dep_object = gtk_builder_get_object(ud->builder, dep_name);
 185                 if (dep_object == NULL)
 186                 {
 187                         g_message("Failed to find dependent widget %s", dep_name);
 188                         g_free(dep_name);
 189                         continue;
 190                 }
 191                 sensitive = dep_check(ud, dep_name, &hide);
 192                 g_free(dep_name);
 193                 if (GTK_IS_ACTION(dep_object))
 194                 {
 195                         gtk_action_set_sensitive(GTK_ACTION(dep_object), sensitive);
 196                         gtk_action_set_visible(GTK_ACTION(dep_object), sensitive || !hide);
 197                 }
 198                 else
 199                 {
 200                         gtk_widget_set_sensitive(GTK_WIDGET(dep_object), sensitive);
 201                         if (!sensitive && hide)
 202                         {
 203                                 gtk_widget_hide(GTK_WIDGET(dep_object));
 204                         }
 205                         else
 206                         {
 207                                 gtk_widget_show_now(GTK_WIDGET(dep_object));
 208                         }
 209                 }
 210         }
 211 }
 212
 213 void
 214 ghb_check_all_depencencies(signal_user_data_t *ud)
 215 {
 216         GHashTableIter iter;
 217         gchar *dep_name;
 218         GValue *value;
 219         GObject *dep_object;
 220
 221         g_debug("ghb_check_all_depencencies ()");
 222         ghb_dict_iter_init(&iter, rev_map);
 223         // middle (void*) cast prevents gcc warning "defreferencing type-punned
 224         // pointer will break strict-aliasing rules"
 225         while (g_hash_table_iter_next(
 226                         &iter, (gpointer*)(void*)&dep_name, (gpointer*)(void*)&value))
 227         {
 228                 gboolean sensitive;
 229                 gboolean hide;
 230
 231                 dep_object = gtk_builder_get_object (ud->builder, dep_name);
 232                 if (dep_object == NULL)
 233                 {
 234                         g_message("Failed to find dependent widget %s", dep_name);
 235                         continue;
 236                 }
 237                 sensitive = dep_check(ud, dep_name, &hide);
 238                 if (GTK_IS_ACTION(dep_object))
 239                 {
 240                         gtk_action_set_sensitive(GTK_ACTION(dep_object), sensitive);
 241                         gtk_action_set_visible(GTK_ACTION(dep_object), sensitive || !hide);
 242                 }
 243                 else
 244                 {
 245                         gtk_widget_set_sensitive(GTK_WIDGET(dep_object), sensitive);
 246                         if (!sensitive && hide)
 247                         {
 248                                 gtk_widget_hide(GTK_WIDGET(dep_object));
 249                         }
 250                         else
 251                         {
 252                                 gtk_widget_show_now(GTK_WIDGET(dep_object));
 253                         }
 254                 }
 255         }
 256 }
 257
 258 void
 259 on_quit1_activate(GtkMenuItem *quit, signal_user_data_t *ud)
 260 {
 261         gint state = ghb_get_queue_state();
 262         g_debug("on_quit1_activate ()");
 263         if (state & GHB_STATE_WORKING)
 264         {
 265                 if (ghb_cancel_encode("Closing HandBrake will terminate encoding.\n"))
 266                 {
 267                         ghb_hb_cleanup(FALSE);
 268                         prune_logs(ud);
 269                         gtk_main_quit();
 270                         return;
 271                 }
 272                 return;
 273         }
 274         ghb_hb_cleanup(FALSE);
 275         prune_logs(ud);
 276         gtk_main_quit();
 277 }
 278
 279 static void
 280 set_destination(signal_user_data_t *ud)
 281 {
 282         g_debug("set_destination");
 283         if (ghb_settings_get_boolean(ud->settings, "use_source_name"))
 284         {
 285                 GString *str = g_string_new("");
 286                 gchar *vol_name, *filename, *extension;
 287                 gchar *new_name;
 288                 gint title;
 289
 290                 filename = ghb_settings_get_string(ud->settings, "dest_file");
 291                 extension = ghb_settings_get_string(ud->settings, "FileFormat");
 292                 vol_name = ghb_settings_get_string(ud->settings, "volume_label");
 293                 g_string_append_printf(str, "%s", vol_name);
 294                 title = ghb_settings_combo_int(ud->settings, "title");
 295                 if (title >= 0)
 296                 {
 297                         if (ghb_settings_get_boolean(
 298                                         ud->settings, "title_no_in_destination"))
 299                         {
 300
 301                                 title = ghb_settings_combo_int(ud->settings, "title");
 302                                 g_string_append_printf(str, " - %d", title+1);
 303                         }
 304                         if (ghb_settings_get_boolean(
 305                                         ud->settings, "chapters_in_destination"))
 306                         {
 307                                 gint start, end;
 308
 309                                 if (!ghb_settings_get_boolean(
 310                                                 ud->settings, "title_no_in_destination"))
 311                                 {
 312                                         g_string_append_printf(str, " -");
 313                                 }
 314                                 start = ghb_settings_get_int(ud->settings, "start_chapter");
 315                                 end = ghb_settings_get_int(ud->settings, "end_chapter");
 316                                 if (start == end)
 317                                         g_string_append_printf(str, " Ch %d", start);
 318                                 else
 319                                         g_string_append_printf(str, " Ch %d-%d", start, end);
 320                         }
 321                 }
 322                 g_string_append_printf(str, ".%s", extension);
 323                 new_name = g_string_free(str, FALSE);
 324                 ghb_ui_update(ud, "dest_file", ghb_string_value(new_name));
 325                 g_free(filename);
 326                 g_free(extension);
 327                 g_free(vol_name);
 328                 g_free(new_name);
 329         }
 330 }
 331
 332 gboolean
 333 uppers_and_unders(const gchar *str)
 334 {
 335         if (str == NULL) return FALSE;
 336         while (*str)
 337         {
 338                 if (*str == ' ')
 339                 {
 340                         return FALSE;
 341                 }
 342                 if (*str >= 'a' && *str <= 'z')
 343                 {
 344                         return FALSE;
 345                 }
 346                 str++;
 347         }
 348         return TRUE;
 349 }
 350
 351 enum
 352 {
 353         CAMEL_FIRST_UPPER,
 354         CAMEL_OTHER
 355 };
 356
 357 void
 358 camel_convert(gchar *str)
 359 {
 360         gint state = CAMEL_OTHER;
 361
 362         if (str == NULL) return;
 363         while (*str)
 364         {
 365                 if (*str == '_') *str = ' ';
 366                 switch (state)
 367                 {
 368                         case CAMEL_OTHER:
 369                         {
 370                                 if (*str >= 'A' && *str <= 'Z')
 371                                         state = CAMEL_FIRST_UPPER;
 372                                 else
 373                                         state = CAMEL_OTHER;
 374
 375                         } break;
 376                         case CAMEL_FIRST_UPPER:
 377                         {
 378                                 if (*str >= 'A' && *str <= 'Z')
 379                                         *str = *str - 'A' + 'a';
 380                                 else
 381                                         state = CAMEL_OTHER;
 382                         } break;
 383                 }
 384                 str++;
 385         }
 386 }
 387
 388 static gchar*
 389 get_file_label(const gchar *filename)
 390 {
 391         static gchar *containers[] =
 392                 {".vob", ".mpg", ".m2ts", ".mkv", ".mp4", ".m4v", ".avi", ".ogm", NULL};
 393         gchar *base;
 394         gint ii;
 395
 396         base = g_path_get_basename(filename);
 397         for (ii = 0; containers[ii] != NULL; ii++)
 398         {
 399                 if (g_str_has_suffix(base, containers[ii]))
 400                 {
 401                         gchar *pos;
 402                         pos = strrchr(base, '.');
 403                         *pos = 0;
 404                         break;
 405                 }
 406         }
 407         return base;
 408 }
 409
 410 static gboolean
 411 update_source_label(signal_user_data_t *ud, const gchar *source)
 412 {
 413         gchar *label = NULL;
 414         gint len;
 415         gchar **path;
 416         gchar *filename = g_strdup(source);
 417
 418         len = strlen(filename);
 419         if (filename[len-1] == '/') filename[len-1] = 0;
 420         if (g_file_test(filename, G_FILE_TEST_IS_DIR))
 421         {
 422                 path = g_strsplit(filename, "/", -1);
 423                 len = g_strv_length (path);
 424                 if ((len > 1) && (strcmp("VIDEO_TS", path[len-1]) == 0))
 425                 {
 426                         label = g_strdup(path[len-2]);
 427                 }
 428                 else
 429                 {
 430                         label = g_strdup(path[len-1]);
 431                 }
 432                 g_strfreev (path);
 433         }
 434         else
 435         {
 436                 // Is regular file or block dev.
 437                 // Check to see if it is a dvd image
 438                 label = ghb_dvd_volname (filename);
 439                 if (label == NULL)
 440                 {
 441                         label = get_file_label(filename);
 442                 }
 443                 else
 444                 {
 445                         if (uppers_and_unders(label))
 446                         {
 447                                 camel_convert(label);
 448                         }
 449                 }
 450         }
 451         g_free(filename);
 452         GtkWidget *widget = GHB_WIDGET (ud->builder, "source_title");
 453         if (label != NULL)
 454         {
 455                 gtk_label_set_text (GTK_LABEL(widget), label);
 456                 ghb_settings_set_string(ud->settings, "volume_label", label);
 457                 g_free(label);
 458                 set_destination(ud);
 459         }
 460         else
 461         {
 462                 label = "No Title Found";
 463                 gtk_label_set_text (GTK_LABEL(widget), label);
 464                 ghb_settings_set_string(ud->settings, "volume_label", label);
 465                 return FALSE;
 466         }
 467         return TRUE;
 468 }
 469
 470 static GtkWidget *dvd_device_combo = NULL;
 471
 472 void
 473 chooser_file_selected_cb(GtkFileChooser *dialog, GtkComboBox *combo)
 474 {
 475         const gchar *name = gtk_file_chooser_get_filename (dialog);
 476         GtkTreeModel *store;
 477         GtkTreeIter iter;
 478         const gchar *device;
 479         gboolean foundit = FALSE;
 480
 481         if (name == NULL) return;
 482         store = gtk_combo_box_get_model(combo);
 483         if (gtk_tree_model_get_iter_first(store, &iter))
 484         {
 485                 do
 486                 {
 487                         gtk_tree_model_get(store, &iter, 0, &device, -1);
 488                         if (strcmp(name, device) == 0)
 489                         {
 490                                 foundit = TRUE;
 491                                 break;
 492                         }
 493                 } while (gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &iter));
 494         }
 495         if (foundit)
 496                 gtk_combo_box_set_active_iter (combo, &iter);
 497         else
 498                 gtk_combo_box_set_active (combo, 0);
 499 }
 500
 501 void
 502 dvd_device_changed_cb(GtkComboBox *combo, GtkWidget *dialog)
 503 {
 504         gint ii = gtk_combo_box_get_active (combo);
 505         if (ii != 0)
 506         {
 507                 const gchar *device = gtk_combo_box_get_active_text (combo);
 508                 const gchar *name = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER(dialog));
 509                 if (name == NULL || strcmp(name, device) != 0)
 510                         gtk_file_chooser_select_filename (GTK_FILE_CHOOSER(dialog), device);
 511         }
 512 }
 513
 514 void
 515 source_type_changed_cb(GtkToggleButton *toggle, GtkFileChooser *chooser)
 516 {
 517         gchar *folder;
 518
 519         g_debug("source_type_changed_cb ()");
 520         folder = gtk_file_chooser_get_current_folder (chooser);
 521         if (gtk_toggle_button_get_active (toggle))
 522         {
 523                 gtk_file_chooser_set_action (chooser, GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER);
 524                 gtk_widget_set_sensitive (dvd_device_combo, FALSE);
 525                 gtk_combo_box_set_active (GTK_COMBO_BOX(dvd_device_combo), 0);
 526         }
 527         else
 528         {
 529                 gtk_file_chooser_set_action (chooser, GTK_FILE_CHOOSER_ACTION_OPEN);
 530                 gtk_widget_set_sensitive (dvd_device_combo, TRUE);
 531         }
 532         if (folder != NULL)
 533         {
 534                 gtk_file_chooser_set_current_folder(chooser, folder);
 535                 g_free(folder);
 536         }
 537 }
 538
 539 static GtkWidget*
 540 source_dialog_extra_widgets(GtkWidget *dialog, gboolean checkbutton_active)
 541 {
 542         GtkBox *vbox;
 543         GtkWidget *checkbutton;
 544
 545         vbox = GTK_BOX(gtk_vbox_new (FALSE, 2));
 546         checkbutton = gtk_check_button_new_with_label ("Open VIDEO_TS folder");
 547         gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON(checkbutton), checkbutton_active);
 548         gtk_box_pack_start (vbox, checkbutton, FALSE, FALSE, 1);
 549         gtk_widget_show(checkbutton);
 550
 551         GtkWidget *combo;
 552         GtkBox *hbox;
 553         GList *drives, *link;
 554         GtkWidget *label, *blank;
 555
 556         hbox = GTK_BOX(gtk_hbox_new (FALSE, 2));
 557         combo = gtk_combo_box_new_text();
 558         label = gtk_label_new("Detected DVD devices:");
 559         blank = gtk_label_new("");
 560         link = drives = dvd_device_list();
 561         gtk_combo_box_append_text (GTK_COMBO_BOX(combo), "Not Selected");
 562         while (link != NULL)
 563         {
 564                 gchar *name = (gchar*)link->data;
 565                 gtk_combo_box_append_text (GTK_COMBO_BOX(combo), name);
 566                 g_free(name);
 567                 link = link->next;
 568         }
 569         g_list_free(drives);
 570         gtk_combo_box_set_active (GTK_COMBO_BOX(combo), 0);
 571         gtk_box_pack_start (vbox, GTK_WIDGET(hbox), FALSE, FALSE, 1);
 572         gtk_widget_show(GTK_WIDGET(hbox));
 573         gtk_box_pack_start (hbox, label, FALSE, FALSE, 1);
 574         gtk_widget_show(label);
 575         gtk_box_pack_start (hbox, combo, FALSE, FALSE, 2);
 576         gtk_widget_show(combo);
 577         gtk_box_pack_start (hbox, blank, TRUE, TRUE, 1);
 578         gtk_widget_show(blank);
 579
 580         // Ugly hackish global alert
 581         dvd_device_combo = combo;
 582         g_signal_connect(combo, "changed", (GCallback)dvd_device_changed_cb, dialog);
 583         g_signal_connect(dialog, "selection-changed", (GCallback)chooser_file_selected_cb, combo);
 584
 585         g_signal_connect(checkbutton, "toggled", (GCallback)source_type_changed_cb, dialog);
 586         return GTK_WIDGET(vbox);
 587 }
 588
 589 extern GValue *ghb_queue_edit_settings;
 590 static gchar *last_scan_file = NULL;
 591
 592 void
 593 ghb_do_scan(signal_user_data_t *ud, const gchar *filename, gboolean force)
 594 {
 595         if (!force && last_scan_file != NULL &&
 596                 strcmp(last_scan_file, filename) == 0)
 597         {
 598                 if (ghb_queue_edit_settings)
 599                 {
 600                         gint jstatus;
 601
 602                         jstatus = ghb_settings_get_int(ghb_queue_edit_settings, "job_status");
 603                         ghb_settings_to_ui(ud, ghb_queue_edit_settings);
 604                         ghb_set_audio(ud, ghb_queue_edit_settings);
 605                         if (jstatus == GHB_QUEUE_PENDING)
 606                         {
 607                                 ghb_value_free(ghb_queue_edit_settings);
 608                         }
 609                         ghb_queue_edit_settings = NULL;
 610                 }
 611                 return;
 612         }
 613         if (last_scan_file != NULL)
 614                 g_free(last_scan_file);
 615         last_scan_file = NULL;
 616         if (filename != NULL)
 617         {
 618                 last_scan_file = g_strdup(filename);
 619                 ghb_settings_set_string(ud->settings, "source", filename);
 620                 if (update_source_label(ud, filename))
 621                 {
 622                         GtkProgressBar *progress;
 623                         progress = GTK_PROGRESS_BAR(GHB_WIDGET(ud->builder, "progressbar"));
 624                         gchar *path;
 625                         path = ghb_settings_get_string( ud->settings, "source");
 626                         gtk_progress_bar_set_fraction (progress, 0);
 627                         gtk_progress_bar_set_text (progress, "Scanning ...");
 628                         ghb_hb_cleanup(TRUE);
 629                         prune_logs(ud);
 630                         gint preview_count;
 631                         preview_count = ghb_settings_get_int(ud->settings, "preview_count");
 632                         ghb_backend_scan(path, 0, preview_count);
 633                         g_free(path);
 634                 }
 635                 else
 636                 {
 637                         // TODO: error dialog
 638                 }
 639         }
 640 }
 641
 642 void
 643 source_button_clicked_cb(GtkButton *button, signal_user_data_t *ud)
 644 {
 645         GtkWidget *dialog;
 646         GtkWidget *widget;
 647         gchar *sourcename;
 648         gint    response;
 649         GtkFileChooserAction action;
 650         gboolean checkbutton_active;
 651
 652         g_debug("source_browse_clicked_cb ()");
 653         sourcename = ghb_settings_get_string(ud->settings, "source");
 654         checkbutton_active = FALSE;
 655         if (g_file_test(sourcename, G_FILE_TEST_IS_DIR))
 656         {
 657                 action = GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER;
 658                 checkbutton_active = TRUE;
 659         }
 660         else
 661         {
 662                 action = GTK_FILE_CHOOSER_ACTION_OPEN;
 663         }
 664         dialog = gtk_file_chooser_dialog_new ("Select Source",
 665                                                                 NULL,
 666                                                                 action,
 667                                                                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 668                                                                 GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
 669                                                                 NULL);
 670         widget = source_dialog_extra_widgets(dialog, checkbutton_active);
 671         gtk_file_chooser_set_extra_widget (GTK_FILE_CHOOSER(dialog), widget);
 672         gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(dialog), sourcename);
 673         response = gtk_dialog_run(GTK_DIALOG (dialog));
 674         gtk_widget_hide(dialog);
 675         if (response == GTK_RESPONSE_ACCEPT)
 676         {
 677                 char *filename;
 678
 679                 filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog));
 680                 if (filename != NULL)
 681                 {
 682                         ghb_do_scan(ud, filename, TRUE);
 683                         if (strcmp(sourcename, filename) != 0)
 684                         {
 685                                 ghb_settings_set_string (ud->settings, "default_source", filename);
 686                                 ghb_pref_save (ud->settings, "default_source");
 687                                 ghb_dvd_set_current (filename, ud);
 688                         }
 689                         g_free(filename);
 690                 }
 691         }
 692         g_free(sourcename);
 693         gtk_widget_destroy(dialog);
 694 }
 695
 696 void
 697 dvd_source_activate_cb(GtkAction *action, signal_user_data_t *ud)
 698 {
 699         const gchar *filename;
 700         gchar *sourcename;
 701
 702         sourcename = ghb_settings_get_string(ud->settings, "source");
 703         filename = gtk_action_get_name(action);
 704         ghb_do_scan(ud, filename, TRUE);
 705         if (strcmp(sourcename, filename) != 0)
 706         {
 707                 ghb_settings_set_string (ud->settings, "default_source", filename);
 708                 ghb_pref_save (ud->settings, "default_source");
 709                 ghb_dvd_set_current (filename, ud);
 710         }
 711         g_free(sourcename);
 712 }
 713
 714 static void
 715 update_destination_extension(signal_user_data_t *ud)
 716 {
 717         static gchar *containers[] = {".mkv", ".mp4", ".m4v", ".avi", ".ogm", NULL};
 718         gchar *filename;
 719         gchar *extension;
 720         gint ii;
 721         GtkEntry *entry;
 722
 723         g_debug("update_destination_extension ()");
 724         extension = ghb_settings_get_string(ud->settings, "FileFormat");
 725         entry = GTK_ENTRY(GHB_WIDGET(ud->builder, "dest_file"));
 726         filename = g_strdup(gtk_entry_get_text(entry));
 727         for (ii = 0; containers[ii] != NULL; ii++)
 728         {
 729                 if (g_str_has_suffix(filename, containers[ii]))
 730                 {
 731                         gchar *pos;
 732                         gchar *new_name;
 733
 734                         pos = g_strrstr( filename, "." );
 735                         if (pos == NULL)
 736                         {
 737                                 // No period? shouldn't happen
 738                                 break;
 739                         }
 740                         *pos = 0;
 741                         if (strcmp(extension, &pos[1]) == 0)
 742                         {
 743                                 // Extension is already correct
 744                                 break;
 745                         }
 746                         new_name = g_strjoin(".", filename, extension, NULL);
 747                         ghb_ui_update(ud, "dest_file", ghb_string_value(new_name));
 748                         g_free(new_name);
 749                         break;
 750                 }
 751         }
 752         g_free(extension);
 753         g_free(filename);
 754 }
 755
 756 static void
 757 destination_select_title(GtkEntry *entry)
 758 {
 759         const gchar *dest;
 760         gint start, end;
 761
 762         dest = gtk_entry_get_text(entry);
 763         for (end = strlen(dest)-1; end > 0; end--)
 764         {
 765                 if (dest[end] == '.')
 766                 {
 767                         break;
 768                 }
 769         }
 770         for (start = end; start >= 0; start--)
 771         {
 772                 if (dest[start] == '/')
 773                 {
 774                         start++;
 775                         break;
 776                 }
 777         }
 778         if (start < 0) start = 0;
 779         if (start < end)
 780         {
 781                 gtk_editable_select_region(GTK_EDITABLE(entry), start, end);
 782         }
 783 }
 784
 785 gboolean
 786 destination_grab_cb(
 787         GtkEntry *entry,
 788         signal_user_data_t *ud)
 789 {
 790         destination_select_title(entry);
 791         return FALSE;
 792 }
 793
 794 static gboolean update_default_destination = FALSE;
 795
 796 void
 797 dest_dir_set_cb(GtkFileChooserButton *dest_chooser, signal_user_data_t *ud)
 798 {
 799         gchar *dest_file, *dest_dir, *dest;
 800
 801         g_debug("dest_dir_set_cb ()");
 802         ghb_widget_to_setting(ud->settings, (GtkWidget*)dest_chooser);
 803         dest_file = ghb_settings_get_string(ud->settings, "dest_file");
 804         dest_dir = ghb_settings_get_string(ud->settings, "dest_dir");
 805         dest = g_strdup_printf("%s/%s", dest_dir, dest_file);
 806         ghb_settings_set_string(ud->settings, "destination", dest);
 807         g_free(dest_file);
 808         g_free(dest_dir);
 809         g_free(dest);
 810         update_default_destination = TRUE;
 811 }
 812
 813 void
 814 dest_file_changed_cb(GtkEntry *entry, signal_user_data_t *ud)
 815 {
 816         gchar *dest_file, *dest_dir, *dest;
 817
 818         g_debug("dest_file_changed_cb ()");
 819         update_destination_extension(ud);
 820         ghb_widget_to_setting(ud->settings, (GtkWidget*)entry);
 821         // This signal goes off with ever keystroke, so I'm putting this
 822         // update on the timer.
 823         dest_file = ghb_settings_get_string(ud->settings, "dest_file");
 824         dest_dir = ghb_settings_get_string(ud->settings, "dest_dir");
 825         dest = g_strdup_printf("%s/%s", dest_dir, dest_file);
 826         ghb_settings_set_string(ud->settings, "destination", dest);
 827         g_free(dest_file);
 828         g_free(dest_dir);
 829         g_free(dest);
 830         update_default_destination = TRUE;
 831 }
 832
 833 void
 834 destination_browse_clicked_cb(GtkButton *button, signal_user_data_t *ud)
 835 {
 836         GtkWidget *dialog;
 837         GtkEntry *entry;
 838         gchar *destname;
 839         gchar *basename;
 840
 841         g_debug("destination_browse_clicked_cb ()");
 842         destname = ghb_settings_get_string(ud->settings, "destination");
 843         dialog = gtk_file_chooser_dialog_new ("Choose Destination",
 844                                           NULL,
 845                                           GTK_FILE_CHOOSER_ACTION_SAVE,
 846                                           GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 847                                           GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
 848                                           NULL);
 849         gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(dialog), destname);
 850         basename = g_path_get_basename(destname);
 851         g_free(destname);
 852         gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(dialog), basename);
 853         g_free(basename);
 854         if (gtk_dialog_run(GTK_DIALOG (dialog)) == GTK_RESPONSE_ACCEPT)
 855         {
 856                 char *filename, *dirname;
 857                 GtkFileChooser *dest_chooser;
 858
 859                 filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog));
 860                 basename = g_path_get_basename(filename);
 861                 dirname = g_path_get_dirname(filename);
 862                 entry = (GtkEntry*)GHB_WIDGET(ud->builder, "dest_file");
 863                 gtk_entry_set_text(entry, basename);
 864                 dest_chooser = GTK_FILE_CHOOSER(GHB_WIDGET(ud->builder, "dest_dir"));
 865                 gtk_file_chooser_set_filename(dest_chooser, dirname);
 866                 g_free (dirname);
 867                 g_free (basename);
 868                 g_free (filename);
 869         }
 870         gtk_widget_destroy(dialog);
 871 }
 872
 873 gboolean
 874 window_destroy_event_cb(GtkWidget *widget, GdkEvent *event, signal_user_data_t *ud)
 875 {
 876         g_debug("window_destroy_event_cb ()");
 877         ghb_hb_cleanup(FALSE);
 878         prune_logs(ud);
 879         gtk_main_quit();
 880         return FALSE;
 881 }
 882
 883 gboolean
 884 window_delete_event_cb(GtkWidget *widget, GdkEvent *event, signal_user_data_t *ud)
 885 {
 886         gint state = ghb_get_queue_state();
 887         g_debug("window_delete_event_cb ()");
 888         if (state & GHB_STATE_WORKING)
 889         {
 890                 if (ghb_cancel_encode("Closing HandBrake will terminate encoding.\n"))
 891                 {
 892                         ghb_hb_cleanup(FALSE);
 893                         prune_logs(ud);
 894                         gtk_main_quit();
 895                         return FALSE;
 896                 }
 897                 return TRUE;
 898         }
 899         ghb_hb_cleanup(FALSE);
 900         prune_logs(ud);
 901         gtk_main_quit();
 902         return FALSE;
 903 }
 904
 905 static void
 906 update_acodec_combo(signal_user_data_t *ud)
 907 {
 908         ghb_grey_combo_options (ud->builder);
 909 }
 910
 911 void
 912 container_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
 913 {
 914         const GValue *audio_list;
 915         g_debug("container_changed_cb ()");
 916         ghb_widget_to_setting(ud->settings, widget);
 917         update_destination_extension(ud);
 918         ghb_check_dependency(ud, widget);
 919         update_acodec_combo(ud);
 920         ghb_clear_presets_selection(ud);
 921         ghb_live_reset(ud);
 922
 923         audio_list = ghb_settings_get_value(ud->settings, "audio_list");
 924         if (ghb_ac3_in_audio_list (audio_list))
 925         {
 926                 gchar *container;
 927
 928                 container = ghb_settings_get_string(ud->settings, "FileFormat");
 929                 if (strcmp(container, "mp4") == 0)
 930                 {
 931                         ghb_ui_update(ud, "FileFormat", ghb_string_value("m4v"));
 932                 }
 933                 g_free(container);
 934         }
 935 }
 936
 937 static gchar*
 938 get_aspect_string(gint aspect_n, gint aspect_d)
 939 {
 940         gchar *aspect;
 941
 942         if (aspect_d < 10)
 943         {
 944                 aspect = g_strdup_printf("%d:%d", aspect_n, aspect_d);
 945         }
 946         else
 947         {
 948                 gdouble aspect_nf = (gdouble)aspect_n / aspect_d;
 949                 aspect = g_strdup_printf("%.2f:1", aspect_nf);
 950         }
 951         return aspect;
 952 }
 953
 954 static gchar*
 955 get_rate_string(gint rate_base, gint rate)
 956 {
 957         gdouble rate_f = (gdouble)rate / rate_base;
 958         gchar *rate_s;
 959
 960         rate_s = g_strdup_printf("%.6g", rate_f);
 961         return rate_s;
 962 }
 963 static void
 964 show_title_info(signal_user_data_t *ud, ghb_title_info_t *tinfo)
 965 {
 966         GtkWidget *widget;
 967         gchar *text;
 968
 969         widget = GHB_WIDGET (ud->builder, "title_duration");
 970         if (tinfo->duration != 0)
 971         {
 972                 text = g_strdup_printf ("%02d:%02d:%02d", tinfo->hours,
 973                                 tinfo->minutes, tinfo->seconds);
 974         }
 975         else
 976         {
 977                 text = g_strdup_printf ("Unknown");
 978         }
 979         gtk_label_set_text (GTK_LABEL(widget), text);
 980         g_free(text);
 981         widget = GHB_WIDGET (ud->builder, "source_dimensions");
 982         text = g_strdup_printf ("%d x %d", tinfo->width, tinfo->height);
 983         gtk_label_set_text (GTK_LABEL(widget), text);
 984         ghb_settings_set_int(ud->settings, "source_width", tinfo->width);
 985         ghb_settings_set_int(ud->settings, "source_height", tinfo->height);
 986         g_free(text);
 987         widget = GHB_WIDGET (ud->builder, "source_aspect");
 988         text = get_aspect_string(tinfo->aspect_n, tinfo->aspect_d);
 989         gtk_label_set_text (GTK_LABEL(widget), text);
 990         g_free(text);
 991
 992         widget = GHB_WIDGET (ud->builder, "source_frame_rate");
 993         text = (gchar*)get_rate_string(tinfo->rate_base, tinfo->rate);
 994         gtk_label_set_text (GTK_LABEL(widget), text);
 995         g_free(text);
 996
 997         ghb_ui_update(ud, "scale_width",
 998                 ghb_int64_value(tinfo->width - tinfo->crop[2] - tinfo->crop[3]));
 999         // If anamorphic or keep_aspect, the hight will be automatically calculated
1000         gboolean keep_aspect, anamorphic;
1001         keep_aspect = ghb_settings_get_boolean(ud->settings, "PictureKeepRatio");
1002         anamorphic = ghb_settings_get_boolean(ud->settings, "anamorphic");
1003         if (!(keep_aspect || anamorphic))
1004         {
1005                 ghb_ui_update(ud, "scale_height",
1006                         ghb_int64_value(tinfo->height - tinfo->crop[0] - tinfo->crop[1]));
1007         }
1008
1009         // Set the limits of cropping.  hb_set_anamorphic_size crashes if
1010         // you pass it a cropped width or height == 0.
1011         gint bound;
1012         bound = tinfo->height / 2 - 2;
1013         widget = GHB_WIDGET (ud->builder, "PictureTopCrop");
1014         gtk_spin_button_set_range (GTK_SPIN_BUTTON(widget), 0, bound);
1015         widget = GHB_WIDGET (ud->builder, "PictureBottomCrop");
1016         gtk_spin_button_set_range (GTK_SPIN_BUTTON(widget), 0, bound);
1017         bound = tinfo->width / 2 - 2;
1018         widget = GHB_WIDGET (ud->builder, "PictureLeftCrop");
1019         gtk_spin_button_set_range (GTK_SPIN_BUTTON(widget), 0, bound);
1020         widget = GHB_WIDGET (ud->builder, "PictureRightCrop");
1021         gtk_spin_button_set_range (GTK_SPIN_BUTTON(widget), 0, bound);
1022         if (ghb_settings_get_boolean(ud->settings, "PictureAutoCrop"))
1023         {
1024                 ghb_ui_update(ud, "PictureTopCrop", ghb_int64_value(tinfo->crop[0]));
1025                 ghb_ui_update(ud, "PictureBottomCrop", ghb_int64_value(tinfo->crop[1]));
1026                 ghb_ui_update(ud, "PictureLeftCrop", ghb_int64_value(tinfo->crop[2]));
1027                 ghb_ui_update(ud, "PictureRightCrop", ghb_int64_value(tinfo->crop[3]));
1028         }
1029         ghb_set_scale (ud, GHB_SCALE_KEEP_NONE);
1030         gint width, height, crop[4];
1031         crop[0] = ghb_settings_get_int(ud->settings, "PictureTopCrop");
1032         crop[1] = ghb_settings_get_int(ud->settings, "PictureBottomCrop");
1033         crop[2] = ghb_settings_get_int(ud->settings, "PictureLeftCrop");
1034         crop[3] = ghb_settings_get_int(ud->settings, "PictureRightCrop");
1035         width = tinfo->width - crop[2] - crop[3];
1036         height = tinfo->height - crop[0] - crop[1];
1037         widget = GHB_WIDGET (ud->builder, "crop_dimensions");
1038         text = g_strdup_printf ("%d x %d", width, height);
1039         gtk_label_set_text (GTK_LABEL(widget), text);
1040         g_free(text);
1041
1042         g_debug("setting max end chapter %d", tinfo->num_chapters);
1043         widget = GHB_WIDGET (ud->builder, "end_chapter");
1044         gtk_spin_button_set_range (GTK_SPIN_BUTTON(widget), 1, tinfo->num_chapters);
1045         gtk_spin_button_set_value (GTK_SPIN_BUTTON(widget), tinfo->num_chapters);
1046         widget = GHB_WIDGET (ud->builder, "start_chapter");
1047         gtk_spin_button_set_value (GTK_SPIN_BUTTON(widget), 1);
1048         gtk_spin_button_set_range (GTK_SPIN_BUTTON(widget), 1, tinfo->num_chapters);
1049 }
1050
1051 static gboolean update_preview = FALSE;
1052
1053 void
1054 title_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1055 {
1056         ghb_title_info_t tinfo;
1057         gint titleindex;
1058
1059         g_debug("title_changed_cb ()");
1060         ghb_widget_to_setting(ud->settings, widget);
1061         ghb_check_dependency(ud, widget);
1062
1063         titleindex = ghb_settings_combo_int(ud->settings, "title");
1064         ghb_update_ui_combo_box (ud->builder, "AudioTrack", titleindex, FALSE);
1065         ghb_update_ui_combo_box (ud->builder, "Subtitles", titleindex, FALSE);
1066
1067         ghb_update_from_preset(ud, "Subtitles");
1068         if (ghb_get_title_info (&tinfo, titleindex))
1069         {
1070                 show_title_info(ud, &tinfo);
1071         }
1072         update_chapter_list (ud);
1073         ghb_adjust_audio_rate_combos(ud);
1074         ghb_set_pref_audio(titleindex, ud);
1075         if (ghb_settings_get_boolean(ud->settings, "vquality_type_target"))
1076         {
1077                 gint bitrate = ghb_calculate_target_bitrate (ud->settings, titleindex);
1078                 ghb_ui_update(ud, "VideoAvgBitrate", ghb_int64_value(bitrate));
1079         }
1080
1081         // Unfortunately, there is no way to query how many frames were
1082         // actually generated during the scan.
1083         // If I knew how many were generated, I would adjust the spin
1084         // control range here.
1085         // I do know how many were asked for.
1086         gint preview_count;
1087         preview_count = ghb_settings_get_int(ud->settings, "preview_count");
1088         widget = GHB_WIDGET(ud->builder, "preview_frame");
1089         gtk_spin_button_set_range (GTK_SPIN_BUTTON(widget), 1, preview_count);
1090         ghb_ui_update(ud, "preview_frame", ghb_int64_value(2));
1091
1092         ghb_set_preview_image (ud);
1093         if (ghb_settings_get_boolean(ud->settings, "title_no_in_destination"))
1094         {
1095                 set_destination(ud);
1096         }
1097 }
1098
1099 void
1100 setting_widget_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1101 {
1102         ghb_widget_to_setting(ud->settings, widget);
1103         ghb_check_dependency(ud, widget);
1104         ghb_clear_presets_selection(ud);
1105         ghb_live_reset(ud);
1106 }
1107
1108 void
1109 vquality_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1110 {
1111         ghb_widget_to_setting(ud->settings, widget);
1112         ghb_check_dependency(ud, widget);
1113         ghb_clear_presets_selection(ud);
1114         ghb_live_reset(ud);
1115
1116         gint vcodec = ghb_settings_combo_int(ud->settings, "VideoEncoder");
1117         gdouble step;
1118         if (vcodec == HB_VCODEC_X264)
1119         {
1120                 step = ghb_settings_combo_double(ud->settings,
1121                                                                                         "VideoQualityGranularity");
1122         }
1123         else
1124         {
1125                 step = 1;
1126         }
1127         gdouble val = gtk_range_get_value(GTK_RANGE(widget));
1128         val = ((int)((val + step / 2) / step)) * step;
1129         gtk_range_set_value(GTK_RANGE(widget), val);
1130 }
1131
1132 void
1133 http_opt_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1134 {
1135         ghb_widget_to_setting(ud->settings, widget);
1136         ghb_check_dependency(ud, widget);
1137         ghb_clear_presets_selection(ud);
1138         ghb_live_reset(ud);
1139         // AC3 is not allowed when Web optimized
1140         ghb_grey_combo_options (ud->builder);
1141 }
1142
1143 void
1144 vcodec_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1145 {
1146         gdouble vqmin, vqmax, step, page;
1147         gboolean inverted;
1148         gint digits;
1149
1150         ghb_widget_to_setting(ud->settings, widget);
1151         ghb_check_dependency(ud, widget);
1152         ghb_clear_presets_selection(ud);
1153         ghb_live_reset(ud);
1154         ghb_vquality_range(ud, &vqmin, &vqmax, &step, &page, &digits, &inverted);
1155         GtkWidget *qp = GHB_WIDGET(ud->builder, "VideoQualitySlider");
1156         gtk_range_set_range (GTK_RANGE(qp), vqmin, vqmax);
1157         gtk_range_set_increments (GTK_RANGE(qp), step, page);
1158         gtk_scale_set_digits(GTK_SCALE(qp), digits);
1159         gtk_range_set_inverted (GTK_RANGE(qp), inverted);
1160 }
1161
1162 void
1163 target_size_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1164 {
1165         const gchar *name = gtk_widget_get_name(widget);
1166         g_debug("target_size_changed_cb () %s", name);
1167         ghb_widget_to_setting(ud->settings, widget);
1168         ghb_check_dependency(ud, widget);
1169         ghb_clear_presets_selection(ud);
1170         ghb_live_reset(ud);
1171         if (ghb_settings_get_boolean(ud->settings, "vquality_type_target"))
1172         {
1173                 gint titleindex;
1174                 titleindex = ghb_settings_combo_int(ud->settings, "title");
1175                 gint bitrate = ghb_calculate_target_bitrate (ud->settings, titleindex);
1176                 ghb_ui_update(ud, "VideoAvgBitrate", ghb_int64_value(bitrate));
1177         }
1178 }
1179
1180 void
1181 start_chapter_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1182 {
1183         gint start, end;
1184         const gchar *name = gtk_widget_get_name(widget);
1185
1186         g_debug("start_chapter_changed_cb () %s", name);
1187         ghb_widget_to_setting(ud->settings, widget);
1188         start = ghb_settings_get_int(ud->settings, "start_chapter");
1189         end = ghb_settings_get_int(ud->settings, "end_chapter");
1190         if (start > end)
1191                 ghb_ui_update(ud, "end_chapter", ghb_int_value(start));
1192         ghb_check_dependency(ud, widget);
1193         if (ghb_settings_get_boolean(ud->settings, "chapters_in_destination"))
1194         {
1195                 set_destination(ud);
1196         }
1197 }
1198
1199 void
1200 end_chapter_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1201 {
1202         gint start, end;
1203         const gchar *name = gtk_widget_get_name(widget);
1204
1205         g_debug("end_chapter_changed_cb () %s", name);
1206         ghb_widget_to_setting(ud->settings, widget);
1207         start = ghb_settings_get_int(ud->settings, "start_chapter");
1208         end = ghb_settings_get_int(ud->settings, "end_chapter");
1209         if (start > end)
1210                 ghb_ui_update(ud, "start_chapter", ghb_int_value(end));
1211         ghb_check_dependency(ud, widget);
1212         if (ghb_settings_get_boolean(ud->settings, "chapters_in_destination"))
1213         {
1214                 set_destination(ud);
1215         }
1216 }
1217
1218 void
1219 scale_width_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1220 {
1221         g_debug("scale_width_changed_cb ()");
1222         ghb_widget_to_setting(ud->settings, widget);
1223         ghb_check_dependency(ud, widget);
1224         ghb_set_scale (ud, GHB_SCALE_KEEP_WIDTH);
1225         update_preview = TRUE;
1226         gchar *text;
1227         gint width = ghb_settings_get_int(ud->settings, "scale_width");
1228         gint height = ghb_settings_get_int(ud->settings, "scale_height");
1229         widget = GHB_WIDGET (ud->builder, "scale_dimensions");
1230         text = g_strdup_printf ("%d x %d", width, height);
1231         gtk_label_set_text (GTK_LABEL(widget), text);
1232         g_free(text);
1233         ghb_live_reset(ud);
1234 }
1235
1236 void
1237 scale_height_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1238 {
1239         g_debug("scale_height_changed_cb ()");
1240         ghb_widget_to_setting(ud->settings, widget);
1241         ghb_check_dependency(ud, widget);
1242         ghb_set_scale (ud, GHB_SCALE_KEEP_HEIGHT);
1243         update_preview = TRUE;
1244         gchar *text;
1245         gint width = ghb_settings_get_int(ud->settings, "scale_width");
1246         gint height = ghb_settings_get_int(ud->settings, "scale_height");
1247         widget = GHB_WIDGET (ud->builder, "scale_dimensions");
1248         text = g_strdup_printf ("%d x %d", width, height);
1249         gtk_label_set_text (GTK_LABEL(widget), text);
1250         g_free(text);
1251         ghb_live_reset(ud);
1252 }
1253
1254 void
1255 crop_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1256 {
1257         gint titleindex, crop[4];
1258         ghb_title_info_t tinfo;
1259
1260         g_debug("crop_changed_cb ()");
1261         ghb_widget_to_setting(ud->settings, widget);
1262         ghb_check_dependency(ud, widget);
1263         ghb_set_scale (ud, GHB_SCALE_KEEP_NONE);
1264
1265         crop[0] = ghb_settings_get_int(ud->settings, "PictureTopCrop");
1266         crop[1] = ghb_settings_get_int(ud->settings, "PictureBottomCrop");
1267         crop[2] = ghb_settings_get_int(ud->settings, "PictureLeftCrop");
1268         crop[3] = ghb_settings_get_int(ud->settings, "PictureRightCrop");
1269         titleindex = ghb_settings_combo_int(ud->settings, "title");
1270         if (ghb_get_title_info (&tinfo, titleindex))
1271         {
1272                 gint width, height;
1273                 gchar *text;
1274
1275                 width = tinfo.width - crop[2] - crop[3];
1276                 height = tinfo.height - crop[0] - crop[1];
1277                 widget = GHB_WIDGET (ud->builder, "crop_dimensions");
1278                 text = g_strdup_printf ("%d x %d", width, height);
1279                 gtk_label_set_text (GTK_LABEL(widget), text);
1280                 g_free(text);
1281         }
1282         gchar *text;
1283         widget = GHB_WIDGET (ud->builder, "crop_values");
1284         text = g_strdup_printf ("%d:%d:%d:%d", crop[0], crop[1], crop[2], crop[3]);
1285         gtk_label_set_text (GTK_LABEL(widget), text);
1286         g_free(text);
1287         update_preview = TRUE;
1288         ghb_live_reset(ud);
1289 }
1290
1291 void
1292 scale_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
1293 {
1294         g_debug("scale_changed_cb ()");
1295         ghb_widget_to_setting(ud->settings, widget);
1296         ghb_check_dependency(ud, widget);
1297         ghb_clear_presets_selection(ud);
1298         ghb_live_reset(ud);
1299         ghb_set_scale (ud, GHB_SCALE_KEEP_NONE);
1300         update_preview = TRUE;
1301
1302         gchar *text;
1303
1304         text = ghb_settings_get_boolean(ud->settings, "PictureAutoCrop") ? "On" : "Off";
1305         widget = GHB_WIDGET (ud->builder, "crop_auto");
1306         gtk_label_set_text (GTK_LABEL(widget), text);
1307         text = ghb_settings_get_boolean(ud->settings, "autoscale") ? "On" : "Off";
1308         widget = GHB_WIDGET (ud->builder, "scale_auto");
1309         gtk_label_set_text (GTK_LABEL(widget), text);
1310         text = ghb_settings_get_boolean(ud->settings, "anamorphic") ? "On" : "Off";
1311         widget = GHB_WIDGET (ud->builder, "scale_anamorphic");
1312         gtk_label_set_text (GTK_LABEL(widget), text);
1313 }
1314
1315 void
1316 generic_entry_changed_cb(GtkEntry *entry, signal_user_data_t *ud)
1317 {
1318         // Normally (due to user input) I only want to process the entry
1319         // when editing is done and the focus-out signal is sent.
1320         // But... there's always a but.
1321         // If the entry is changed by software, the focus-out signal is not sent.
1322         // The changed signal is sent ... so here we are.
1323         // I don't want to process upon every keystroke, so I prevent processing
1324         // while the widget has focus.
1325         g_debug("generic_entry_changed_cb ()");
1326         if (!GTK_WIDGET_HAS_FOCUS((GtkWidget*)entry))
1327         {
1328                 ghb_widget_to_setting(ud->settings, (GtkWidget*)entry);
1329         }
1330 }
1331
1332 void
1333 prefs_dialog_cb(GtkWidget *xwidget, signal_user_data_t *ud)
1334 {
1335         GtkWidget *dialog;
1336         GtkResponseType response;
1337
1338         g_debug("prefs_dialog_cb ()");
1339         dialog = GHB_WIDGET(ud->builder, "prefs_dialog");
1340         response = gtk_dialog_run(GTK_DIALOG(dialog));
1341         gtk_widget_hide(dialog);
1342 }
1343
1344 gboolean
1345 ghb_message_dialog(GtkMessageType type, const gchar *message, const gchar *no, const gchar *yes)
1346 {
1347         GtkWidget *dialog;
1348         GtkResponseType response;
1349
1350         // Toss up a warning dialog
1351         dialog = gtk_message_dialog_new(NULL, GTK_DIALOG_MODAL,
1352                                                         type, GTK_BUTTONS_NONE,
1353                                                         "%s", message);
1354         gtk_dialog_add_buttons( GTK_DIALOG(dialog),
1355                                                    no, GTK_RESPONSE_NO,
1356                                                    yes, GTK_RESPONSE_YES, NULL);
1357         response = gtk_dialog_run(GTK_DIALOG(dialog));
1358         gtk_widget_destroy (dialog);
1359         if (response == GTK_RESPONSE_NO)
1360         {
1361                 return FALSE;
1362         }
1363         return TRUE;
1364 }
1365
1366 gboolean
1367 ghb_cancel_encode(const gchar *extra_msg)
1368 {
1369         GtkWidget *dialog;
1370         GtkResponseType response;
1371
1372         if (extra_msg == NULL) extra_msg = "";
1373         // Toss up a warning dialog
1374         dialog = gtk_message_dialog_new(NULL, GTK_DIALOG_MODAL,
1375                                 GTK_MESSAGE_WARNING, GTK_BUTTONS_NONE,
1376                                 "%sYour movie will be lost if you don't continue encoding.",
1377                                 extra_msg);
1378         gtk_dialog_add_buttons( GTK_DIALOG(dialog),
1379                                                    "Continue Encoding", GTK_RESPONSE_NO,
1380                                                    "Stop Encoding", GTK_RESPONSE_YES, NULL);
1381         response = gtk_dialog_run(GTK_DIALOG(dialog));
1382         gtk_widget_destroy (dialog);
1383         if (response == GTK_RESPONSE_NO) return FALSE;
1384         ghb_stop_queue();
1385         return TRUE;
1386 }
1387
1388 static void
1389 submit_job(GValue *settings)
1390 {
1391         static gint unique_id = 1;
1392         gchar *type, *modified, *preset;
1393         const GValue *path;
1394         gboolean preset_modified;
1395
1396         g_debug("submit_job");
1397         if (settings == NULL) return;
1398         preset_modified = ghb_settings_get_boolean(settings, "preset_modified");
1399         path = ghb_settings_get_value(settings, "preset");
1400         preset = ghb_preset_path_string(path);
1401         type = ghb_preset_is_custom() ? "Custom " : "";
1402         modified = preset_modified ? "Modified " : "";
1403         ghb_log("%s%sPreset: %s", modified, type, preset);
1404         g_free(preset);
1405
1406         ghb_settings_set_int(settings, "job_unique_id", unique_id);
1407         ghb_settings_set_int(settings, "job_status", GHB_QUEUE_RUNNING);
1408         ghb_add_job (settings, unique_id);
1409         ghb_start_queue();
1410         unique_id++;
1411 }
1412
1413 static void
1414 prune_logs(signal_user_data_t *ud)
1415 {
1416         gchar *dest_dir;
1417
1418         // Only prune logs stored in the default config dir location
1419         dest_dir = ghb_get_user_config_dir("EncodeLogs");
1420         if (g_file_test(dest_dir, G_FILE_TEST_IS_DIR))
1421         {
1422                 const gchar *file;
1423                 int week = 7*24*60*60;
1424                 GDir *gdir = g_dir_open(dest_dir, 0, NULL);
1425                 time_t now;
1426
1427                 now = time(NULL);
1428                 file = g_dir_read_name(gdir);
1429                 while (file)
1430                 {
1431                         gchar *path;
1432                         struct stat stbuf;
1433
1434                         path = g_strdup_printf("%s/%s", dest_dir, file);
1435                         g_stat(path, &stbuf);
1436                         if (now - stbuf.st_mtime > week)
1437                         {
1438                                 g_unlink(path);
1439                         }
1440                         g_free(path);
1441                         file = g_dir_read_name(gdir);
1442                 }
1443                 g_dir_close(gdir);
1444         }
1445         g_free(dest_dir);
1446         ghb_preview_cleanup(ud);
1447 }
1448
1449 static void
1450 queue_scan(signal_user_data_t *ud, GValue *js)
1451 {
1452         gchar *path;
1453         gint titlenum;
1454         time_t  _now;
1455         struct tm *now;
1456         gchar *log_path, *pos, *destname, *basename, *dest_dir;
1457
1458         _now = time(NULL);
1459         now = localtime(&_now);
1460         destname = ghb_settings_get_string(js, "destination");
1461         basename = g_path_get_basename(destname);
1462         if (ghb_settings_get_boolean(ud->settings, "EncodeLogLocation"))
1463         {
1464                 dest_dir = g_path_get_dirname (destname);
1465         }
1466         else
1467         {
1468                 dest_dir = ghb_get_user_config_dir("EncodeLogs");
1469         }
1470         g_free(destname);
1471         pos = g_strrstr( basename, "." );
1472         if (pos != NULL)
1473         {
1474                 *pos = 0;
1475         }
1476         log_path = g_strdup_printf("%s/%d-%02d-%02d %02d-%02d-%02d %s.log",
1477                 dest_dir,
1478                 now->tm_year + 1900, now->tm_mon + 1, now->tm_mday,
1479                 now->tm_hour, now->tm_min, now->tm_sec, basename);
1480         g_free(basename);
1481         g_free(dest_dir);
1482         if (ud->job_activity_log)
1483                 g_io_channel_unref(ud->job_activity_log);
1484         ud->job_activity_log = g_io_channel_new_file (log_path, "w", NULL);
1485         if (ud->job_activity_log)
1486         {
1487                 gchar *ver_str;
1488
1489                 ver_str = g_strdup_printf("Handbrake Version: %s (%d)\n",
1490                                                                         HB_VERSION, HB_BUILD);
1491                 g_io_channel_write_chars (ud->job_activity_log, ver_str,
1492                                                                         -1, NULL, NULL);
1493                 g_free(ver_str);
1494         }
1495         g_free(log_path);
1496
1497         path = ghb_settings_get_string( js, "source");
1498         titlenum = ghb_settings_get_int(js, "titlenum");
1499         ghb_backend_queue_scan(path, titlenum);
1500         g_free(path);
1501 }
1502
1503 GValue*
1504 ghb_start_next_job(signal_user_data_t *ud, gboolean find_first)
1505 {
1506         static gint current = 0;
1507         gint count, ii, jj;
1508         GValue *js;
1509         gint status;
1510
1511         g_debug("start_next_job");
1512         count = ghb_array_len(ud->queue);
1513         if (find_first)
1514         {       // Start the first pending item in the queue
1515                 current = 0;
1516                 for (ii = 0; ii < count; ii++)
1517                 {
1518
1519                         js = ghb_array_get_nth(ud->queue, ii);
1520                         status = ghb_settings_get_int(js, "job_status");
1521                         if (status == GHB_QUEUE_PENDING)
1522                         {
1523                                 current = ii;
1524                                 ghb_inhibit_gpm();
1525                                 queue_scan(ud, js);
1526                                 return js;
1527                         }
1528                 }
1529                 // Nothing pending
1530                 ghb_uninhibit_gpm();
1531                 return NULL;
1532         }
1533         // Find the next pending item after the current running item
1534         for (ii = 0; ii < count-1; ii++)
1535         {
1536                 js = ghb_array_get_nth(ud->queue, ii);
1537                 status = ghb_settings_get_int(js, "job_status");
1538                 if (status == GHB_QUEUE_RUNNING)
1539                 {
1540                         for (jj = ii+1; jj < count; jj++)
1541                         {
1542                                 js = ghb_array_get_nth(ud->queue, jj);
1543                                 status = ghb_settings_get_int(js, "job_status");
1544                                 if (status == GHB_QUEUE_PENDING)
1545                                 {
1546                                         current = jj;
1547                                         ghb_inhibit_gpm();
1548                                         queue_scan(ud, js);
1549                                         return js;
1550                                 }
1551                         }
1552                 }
1553         }
1554         // No running item found? Maybe it was deleted
1555         // Look for a pending item starting from the last index we started
1556         for (ii = current; ii < count; ii++)
1557         {
1558                 js = ghb_array_get_nth(ud->queue, ii);
1559                 status = ghb_settings_get_int(js, "job_status");
1560                 if (status == GHB_QUEUE_PENDING)
1561                 {
1562                         current = ii;
1563                         ghb_inhibit_gpm();
1564                         queue_scan(ud, js);
1565                         return js;
1566                 }
1567         }
1568         // Nothing found
1569         ghb_uninhibit_gpm();
1570         return NULL;
1571 }
1572
1573 static gint
1574 find_queue_job(GValue *queue, gint unique_id, GValue **job)
1575 {
1576         GValue *js;
1577         gint ii, count;
1578         gint job_unique_id;
1579
1580         *job = NULL;
1581         g_debug("find_queue_job");
1582         count = ghb_array_len(queue);
1583         for (ii = 0; ii < count; ii++)
1584         {
1585                 js = ghb_array_get_nth(queue, ii);
1586                 job_unique_id = ghb_settings_get_int(js, "job_unique_id");
1587                 if (job_unique_id == unique_id)
1588                 {
1589                         *job = js;
1590                         return ii;
1591                 }
1592         }
1593         return -1;
1594 }
1595
1596 gchar*
1597 working_status_string(signal_user_data_t *ud, ghb_instance_status_t *status)
1598 {
1599         gchar *task_str, *job_str, *status_str;
1600         gint qcount;
1601         gint index;
1602         GValue *js;
1603
1604         if (status->job_count > 1)
1605         {
1606                 task_str = g_strdup_printf("pass %d of %d, ",
1607                         status->job_cur, status->job_count);
1608         }
1609         else
1610         {
1611                 task_str = g_strdup("");
1612         }
1613         qcount = ghb_array_len(ud->queue);
1614         if (qcount > 1)
1615         {
1616                 index = find_queue_job(ud->queue, status->unique_id, &js);
1617                 job_str = g_strdup_printf("job %d of %d, ", index+1, qcount);
1618         }
1619         else
1620         {
1621                 job_str = g_strdup("");
1622         }
1623         if(status->seconds > -1)
1624         {
1625                 status_str= g_strdup_printf(
1626                         "Encoding: %s%s%.2f %%"
1627                         " (%.2f fps, avg %.2f fps, ETA %02dh%02dm%02ds)",
1628                         job_str, task_str,
1629                         100.0 * status->progress,
1630                         status->rate_cur, status->rate_avg, status->hours,
1631                         status->minutes, status->seconds );
1632         }
1633         else
1634         {
1635                 status_str= g_strdup_printf(
1636                         "Encoding: %s%s%.2f %%",
1637                         job_str, task_str,
1638                         100.0 * status->progress );
1639         }
1640         g_free(task_str);
1641         g_free(job_str);
1642         return status_str;
1643 }
1644
1645 static void
1646 ghb_backend_events(signal_user_data_t *ud)
1647 {
1648         ghb_status_t status;
1649         gchar *status_str;
1650         GtkProgressBar *progress;
1651         gint titleindex;
1652         GValue *js;
1653         gint index;
1654         GtkTreeView *treeview;
1655         GtkTreeStore *store;
1656         GtkTreeIter iter;
1657         static gint working = 0;
1658         static gboolean work_started = FALSE;
1659
1660         ghb_track_status();
1661         ghb_get_status(&status);
1662         progress = GTK_PROGRESS_BAR(GHB_WIDGET (ud->builder, "progressbar"));
1663         // First handle the status of title scans
1664         // Then handle the status of the queue
1665         if (status.scan.state & GHB_STATE_SCANNING)
1666         {
1667                 if (status.scan.title_cur == 0)
1668                 {
1669                         status_str = g_strdup ("Scanning...");
1670                 }
1671                 else
1672                 {
1673                         status_str = g_strdup_printf ("Scanning title %d of %d...",
1674                                                           status.scan.title_cur, status.scan.title_count );
1675                 }
1676                 gtk_progress_bar_set_text (progress, status_str);
1677                 g_free(status_str);
1678                 if (status.scan.title_count > 0)
1679                 {
1680                         gtk_progress_bar_set_fraction (progress,
1681                                 (gdouble)status.scan.title_cur / status.scan.title_count);
1682                 }
1683         }
1684         else if (status.scan.state & GHB_STATE_SCANDONE)
1685         {
1686                 status_str = g_strdup_printf ("Scan done");
1687                 gtk_progress_bar_set_text (progress, status_str);
1688                 g_free(status_str);
1689                 gtk_progress_bar_set_fraction (progress, 1.0);
1690
1691                 ghb_title_info_t tinfo;
1692
1693                 ghb_update_ui_combo_box(ud->builder, "title", 0, FALSE);
1694                 titleindex = ghb_longest_title();
1695                 ghb_ui_update(ud, "title", ghb_int64_value(titleindex));
1696
1697                 // Are there really any titles.
1698                 if (!ghb_get_title_info(&tinfo, titleindex))
1699                 {
1700                         GtkProgressBar *progress;
1701                         progress = GTK_PROGRESS_BAR(GHB_WIDGET (ud->builder, "progressbar"));
1702                         gtk_progress_bar_set_fraction (progress, 0);
1703                         gtk_progress_bar_set_text (progress, "No Source");
1704                 }
1705                 ghb_clear_scan_state(GHB_STATE_SCANDONE);
1706                 ghb_queue_buttons_grey(ud, work_started);
1707                 if (ghb_queue_edit_settings)
1708                 {
1709                         gint jstatus;
1710
1711                         jstatus = ghb_settings_get_int(ghb_queue_edit_settings, "job_status");
1712                         ghb_settings_to_ui(ud, ghb_queue_edit_settings);
1713                         ghb_set_audio(ud, ghb_queue_edit_settings);
1714                         if (jstatus == GHB_QUEUE_PENDING)
1715                         {
1716                                 ghb_value_free(ghb_queue_edit_settings);
1717                         }
1718                         ghb_queue_edit_settings = NULL;
1719                 }
1720         }
1721         else if (status.queue.state & GHB_STATE_SCANNING)
1722         {
1723                 status_str = g_strdup_printf ("Scanning ...");
1724                 gtk_progress_bar_set_text (progress, status_str);
1725                 g_free(status_str);
1726                 gtk_progress_bar_set_fraction (progress, 0);
1727         }
1728         else if (status.queue.state & GHB_STATE_SCANDONE)
1729         {
1730                 ghb_clear_queue_state(GHB_STATE_SCANDONE);
1731                 usleep(2000000);
1732                 submit_job(ud->current_job);
1733         }
1734         else if (status.queue.state & GHB_STATE_PAUSED)
1735         {
1736                 status_str = g_strdup_printf ("Paused");
1737                 gtk_progress_bar_set_text (progress, status_str);
1738                 g_free(status_str);
1739         }
1740         else if (status.queue.state & GHB_STATE_WORKING)
1741         {
1742                 status_str = working_status_string(ud, &status.queue);
1743                 gtk_progress_bar_set_text (progress, status_str);
1744                 gtk_progress_bar_set_fraction (progress, status.queue.progress);
1745                 g_free(status_str);
1746         }
1747         else if (status.queue.state & GHB_STATE_WORKDONE)
1748         {
1749                 gint qstatus;
1750
1751                 work_started = FALSE;
1752                 ghb_queue_buttons_grey(ud, FALSE);
1753                 index = find_queue_job(ud->queue, status.queue.unique_id, &js);
1754                 treeview = GTK_TREE_VIEW(GHB_WIDGET(ud->builder, "queue_list"));
1755                 store = GTK_TREE_STORE(gtk_tree_view_get_model(treeview));
1756                 if (ud->cancel_encode)
1757                         status.queue.error = GHB_ERROR_CANCELED;
1758                 switch( status.queue.error )
1759                 {
1760                         case GHB_ERROR_NONE:
1761                                 gtk_progress_bar_set_text( progress, "Rip done!" );
1762                                 qstatus = GHB_QUEUE_DONE;
1763                                 if (js != NULL)
1764                                 {
1765                                         gchar *path = g_strdup_printf ("%d", index);
1766                                         if (gtk_tree_model_get_iter_from_string(
1767                                                         GTK_TREE_MODEL(store), &iter, path))
1768                                         {
1769                                                 gtk_tree_store_set(store, &iter, 0, "hb-complete", -1);
1770                                         }
1771                                         g_free(path);
1772                                 }
1773                                 break;
1774                         case GHB_ERROR_CANCELED:
1775                                 gtk_progress_bar_set_text( progress, "Rip canceled." );
1776                                 qstatus = GHB_QUEUE_CANCELED;
1777                                 if (js != NULL)
1778                                 {
1779                                         gchar *path = g_strdup_printf ("%d", index);
1780                                         if (gtk_tree_model_get_iter_from_string(
1781                                                         GTK_TREE_MODEL(store), &iter, path))
1782                                         {
1783                                                 gtk_tree_store_set(store, &iter, 0, "hb-canceled", -1);
1784                                         }
1785                                         g_free(path);
1786                                 }
1787                                 break;
1788                         default:
1789                                 gtk_progress_bar_set_text( progress, "Rip failed.");
1790                                 qstatus = GHB_QUEUE_CANCELED;
1791                                 if (js != NULL)
1792                                 {
1793                                         gchar *path = g_strdup_printf ("%d", index);
1794                                         if (gtk_tree_model_get_iter_from_string(
1795                                                         GTK_TREE_MODEL(store), &iter, path))
1796                                         {
1797                                                 gtk_tree_store_set(store, &iter, 0, "hb-canceled", -1);
1798                                         }
1799                                         g_free(path);
1800                                 }
1801                 }
1802                 gtk_progress_bar_set_fraction (progress, 1.0);
1803                 ghb_clear_queue_state(GHB_STATE_WORKDONE);
1804                 if (ud->job_activity_log)
1805                         g_io_channel_unref(ud->job_activity_log);
1806                 ud->job_activity_log = NULL;
1807                 if (!ud->cancel_encode)
1808                 {
1809                         ud->current_job = ghb_start_next_job(ud, FALSE);
1810                 }
1811                 else
1812                 {
1813                         ghb_uninhibit_gpm();
1814                         ud->current_job = NULL;
1815                 }
1816                 if (js)
1817                         ghb_settings_set_int(js, "job_status", qstatus);
1818                 ghb_save_queue(ud->queue);
1819                 ud->cancel_encode = FALSE;
1820         }
1821         else if (status.queue.state & GHB_STATE_MUXING)
1822         {
1823                 gtk_progress_bar_set_text(progress, "Muxing: this may take awhile...");
1824         }
1825         if (status.queue.state & GHB_STATE_SCANNING)
1826         {
1827                 // This needs to be in scanning and working since scanning
1828                 // happens fast enough that it can be missed
1829                 if (!work_started)
1830                 {
1831                         work_started = TRUE;
1832                         ghb_queue_buttons_grey(ud, TRUE);
1833                 }
1834         }
1835         if (status.queue.state & GHB_STATE_WORKING)
1836         {
1837                 // This needs to be in scanning and working since scanning
1838                 // happens fast enough that it can be missed
1839                 if (!work_started)
1840                 {
1841                         work_started = TRUE;
1842                         ghb_queue_buttons_grey(ud, TRUE);
1843                 }
1844                 index = find_queue_job(ud->queue, status.queue.unique_id, &js);
1845                 if (status.queue.unique_id != 0 && index >= 0)
1846                 {
1847                         gchar working_icon[] = "hb-working0";
1848                         working_icon[10] = '0' + working;
1849                         working = (working+1) % 6;
1850                         treeview = GTK_TREE_VIEW(GHB_WIDGET(ud->builder, "queue_list"));
1851                         store = GTK_TREE_STORE(gtk_tree_view_get_model(treeview));
1852                         gchar *path = g_strdup_printf ("%d", index);
1853                         if (gtk_tree_model_get_iter_from_string(
1854                                         GTK_TREE_MODEL(store), &iter, path))
1855                         {
1856                                 gtk_tree_store_set(store, &iter, 0, working_icon, -1);
1857                         }
1858                         g_free(path);
1859                 }
1860                 GtkLabel *label;
1861                 gchar *status_str;
1862
1863                 status_str = working_status_string(ud, &status.queue);
1864                 label = GTK_LABEL(GHB_WIDGET(ud->builder, "queue_status"));
1865                 gtk_label_set_text (label, status_str);
1866                 g_free(status_str);
1867         }
1868         if (status.scan.state & GHB_STATE_WORKING)
1869         {
1870                 GtkProgressBar *live_progress;
1871                 live_progress = GTK_PROGRESS_BAR(
1872                         GHB_WIDGET(ud->builder, "live_encode_progress"));
1873                 status_str = working_status_string(ud, &status.scan);
1874                 gtk_progress_bar_set_text (live_progress, status_str);
1875                 gtk_progress_bar_set_fraction (live_progress, status.scan.progress);
1876                 g_free(status_str);
1877         }
1878         if (status.scan.state & GHB_STATE_WORKDONE)
1879         {
1880                 switch( status.scan.error )
1881                 {
1882                         case GHB_ERROR_NONE:
1883                         {
1884                                 ghb_live_encode_done(ud, TRUE);
1885                         } break;
1886                         default:
1887                         {
1888                                 ghb_live_encode_done(ud, FALSE);
1889                         } break;
1890                 }
1891                 ghb_clear_scan_state(GHB_STATE_WORKDONE);
1892         }
1893 }
1894
1895 gboolean
1896 ghb_timer_cb(gpointer data)
1897 {
1898         signal_user_data_t *ud = (signal_user_data_t*)data;
1899
1900         ghb_live_preview_progress(ud);
1901         ghb_backend_events(ud);
1902         if (update_default_destination)
1903         {
1904                 gchar *dest, *dest_dir, *def_dest;
1905                 dest = ghb_settings_get_string(ud->settings, "destination");
1906                 dest_dir = g_path_get_dirname (dest);
1907                 def_dest = ghb_settings_get_string(ud->settings, "destination_dir");
1908                 if (strcmp(dest_dir, def_dest) != 0)
1909                 {
1910                         ghb_settings_set_string (ud->settings, "destination_dir", dest_dir);
1911                         ghb_pref_save (ud->settings, "destination_dir");
1912                 }
1913                 g_free(dest);
1914                 g_free(dest_dir);
1915                 g_free(def_dest);
1916                 update_default_destination = FALSE;
1917         }
1918         if (update_preview)
1919         {
1920                 ghb_set_preview_image (ud);
1921                 update_preview = FALSE;
1922         }
1923         return TRUE;
1924 }
1925
1926 gboolean
1927 ghb_log_cb(GIOChannel *source, GIOCondition cond, gpointer data)
1928 {
1929         gchar *text = NULL;
1930         gsize length;
1931         GtkTextView *textview;
1932         GtkTextBuffer *buffer;
1933         GtkTextIter iter;
1934         GtkTextMark *mark;
1935         GError *gerror = NULL;
1936         GIOStatus status;
1937
1938         signal_user_data_t *ud = (signal_user_data_t*)data;
1939
1940         status = g_io_channel_read_line (source, &text, &length, NULL, &gerror);
1941         if (text != NULL)
1942         {
1943                 GdkWindow *window;
1944                 gint width, height;
1945                 gint x, y;
1946                 gboolean bottom = FALSE;
1947
1948                 textview = GTK_TEXT_VIEW(GHB_WIDGET (ud->builder, "activity_view"));
1949                 buffer = gtk_text_view_get_buffer (textview);
1950                 // I would like to auto-scroll the window when the scrollbar
1951                 // is at the bottom,
1952                 // must determine whether the insert point is at
1953                 // the bottom of the window
1954                 window = gtk_text_view_get_window(textview, GTK_TEXT_WINDOW_TEXT);
1955                 if (window != NULL)
1956                 {
1957                         gdk_drawable_get_size(GDK_DRAWABLE(window), &width, &height);
1958                         gtk_text_view_window_to_buffer_coords(textview,
1959                                 GTK_TEXT_WINDOW_TEXT, width, height, &x, &y);
1960                         gtk_text_view_get_iter_at_location(textview, &iter, x, y);
1961                         if (gtk_text_iter_is_end(&iter))
1962                         {
1963                                 bottom = TRUE;
1964                         }
1965                 }
1966                 else
1967                 {
1968                         // If the window isn't available, assume bottom
1969                         bottom = TRUE;
1970                 }
1971                 gtk_text_buffer_get_end_iter(buffer, &iter);
1972                 gtk_text_buffer_insert(buffer, &iter, text, -1);
1973                 if (bottom)
1974                 {
1975                         gtk_text_buffer_get_end_iter(buffer, &iter);
1976                         mark = gtk_text_buffer_create_mark(buffer, NULL, &iter, FALSE);
1977                         gtk_text_view_scroll_mark_onscreen(textview, mark);
1978                         gtk_text_buffer_delete_mark(buffer, mark);
1979                 }
1980                 g_io_channel_write_chars (ud->activity_log, text,
1981                                                                 length, &length, NULL);
1982                 g_io_channel_flush(ud->activity_log, NULL);
1983                 if (ud->job_activity_log)
1984                 {
1985                         g_io_channel_write_chars (ud->job_activity_log, text,
1986                                                                         length, &length, NULL);
1987                         g_io_channel_flush(ud->job_activity_log, NULL);
1988                 }
1989                 g_free(text);
1990         }
1991         if (status != G_IO_STATUS_NORMAL)
1992         {
1993                 // This should never happen, but if it does I would get into an
1994                 // infinite loop.  Returning false removes this callback.
1995                 g_warning("Error while reading activity from pipe");
1996                 if (gerror != NULL)
1997                 {
1998                         g_warning("%s", gerror->message);
1999                         g_error_free (gerror);
2000                 }
2001                 return FALSE;
2002         }
2003         if (gerror != NULL)
2004                 g_error_free (gerror);
2005         return TRUE;
2006 }
2007
2008 static void
2009 set_visible(GtkWidget *widget, gboolean visible)
2010 {
2011         if (visible)
2012         {
2013                 gtk_widget_show_now(widget);
2014         }
2015         else
2016         {
2017                 gtk_widget_hide(widget);
2018         }
2019 }
2020
2021 void
2022 show_activity_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
2023 {
2024         GtkWidget *widget = GHB_WIDGET (ud->builder, "activity_window");
2025         set_visible(widget, gtk_toggle_tool_button_get_active(
2026                                                 GTK_TOGGLE_TOOL_BUTTON(xwidget)));
2027 }
2028
2029 void
2030 show_activity_menu_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
2031 {
2032         GtkWidget *widget = GHB_WIDGET (ud->builder, "activity_window");
2033         set_visible(widget, TRUE);
2034         widget = GHB_WIDGET (ud->builder, "show_activity");
2035         gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(widget), TRUE);
2036 }
2037
2038 gboolean
2039 activity_window_delete_cb(GtkWidget *xwidget, GdkEvent *event, signal_user_data_t *ud)
2040 {
2041         set_visible(xwidget, FALSE);
2042         GtkWidget *widget = GHB_WIDGET (ud->builder, "show_activity");
2043         gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(widget), FALSE);
2044         return TRUE;
2045 }
2046
2047 void
2048 ghb_log(gchar *log, ...)
2049 {
2050         va_list args;
2051         time_t _now;
2052     struct tm *now;
2053         gchar fmt[362];
2054
2055         _now = time(NULL);
2056         now = localtime( &_now );
2057         snprintf(fmt, 362, "[%02d:%02d:%02d] lingui: %s\n",
2058                         now->tm_hour, now->tm_min, now->tm_sec, log);
2059         va_start(args, log);
2060         vfprintf(stderr, fmt, args);
2061         va_end(args);
2062 }
2063
2064 void
2065 about_activate_cb(GtkWidget *xwidget, signal_user_data_t *ud)
2066 {
2067         GtkWidget *widget = GHB_WIDGET (ud->builder, "hb_about");
2068         gtk_about_dialog_set_version(GTK_ABOUT_DIALOG(widget), ghb_version());
2069         gtk_widget_show (widget);
2070 }
2071
2072 static void
2073 browse_url(const gchar *url)
2074 {
2075         gboolean result;
2076         char *argv[] =
2077                 {"xdg-open",NULL,NULL,NULL};
2078         argv[1] = (gchar*)url;
2079         result = g_spawn_async(NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL,
2080                                 NULL, NULL, NULL);
2081         if (result) return;
2082
2083         argv[0] = "gnome-open";
2084         result = g_spawn_async(NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL,
2085                                 NULL, NULL, NULL);
2086         if (result) return;
2087
2088         argv[0] = "kfmclient";
2089         argv[1] = "exec";
2090         argv[2] = "http://trac.handbrake.fr/wiki/HandBrakeGuide";
2091         result = g_spawn_async(NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL,
2092                                 NULL, NULL, NULL);
2093         if (result) return;
2094
2095         argv[0] = "firefox";
2096         argv[1] = "http://trac.handbrake.fr/wiki/HandBrakeGuide";
2097         argv[2] = NULL;
2098         result = g_spawn_async(NULL, argv, NULL, G_SPAWN_SEARCH_PATH, NULL,
2099                                 NULL, NULL, NULL);
2100 }
2101
2102 void
2103 guide_activate_cb(GtkWidget *xwidget, signal_user_data_t *ud)
2104 {
2105         browse_url("http://trac.handbrake.fr/wiki/HandBrakeGuide");
2106 }
2107
2108 void
2109 hb_about_response_cb(GtkWidget *widget, gint response, signal_user_data_t *ud)
2110 {
2111         gtk_widget_hide (widget);
2112 }
2113
2114 void
2115 show_queue_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
2116 {
2117         GtkWidget *widget = GHB_WIDGET (ud->builder, "queue_window");
2118         set_visible(widget, gtk_toggle_tool_button_get_active(
2119                                                 GTK_TOGGLE_TOOL_BUTTON(xwidget)));
2120 }
2121
2122 void
2123 show_queue_menu_clicked_cb(GtkWidget *xwidget, signal_user_data_t *ud)
2124 {
2125         GtkWidget *widget = GHB_WIDGET (ud->builder, "queue_window");
2126         set_visible(widget, TRUE);
2127         widget = GHB_WIDGET (ud->builder, "show_queue");
2128         gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(widget), TRUE);
2129 }
2130
2131 gboolean
2132 queue_window_delete_cb(GtkWidget *xwidget, GdkEvent *event, signal_user_data_t *ud)
2133 {
2134         set_visible(xwidget, FALSE);
2135         GtkWidget *widget = GHB_WIDGET (ud->builder, "show_queue");
2136         gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(widget), FALSE);
2137         return TRUE;
2138 }
2139
2140 void
2141 show_presets_toggled_cb(GtkWidget *action, signal_user_data_t *ud)
2142 {
2143         GtkWidget *widget;
2144         GtkWindow *hb_window;
2145
2146         g_debug("show_presets_clicked_cb ()");
2147         widget = GHB_WIDGET (ud->builder, "presets_frame");
2148         ghb_widget_to_setting(ud->settings, action);
2149         if (ghb_settings_get_boolean(ud->settings, "show_presets"))
2150         {
2151                 gtk_widget_show_now(widget);
2152         }
2153         else
2154         {
2155                 gtk_widget_hide(widget);
2156                 hb_window = GTK_WINDOW(GHB_WIDGET (ud->builder, "hb_window"));
2157                 gtk_window_resize(hb_window, 16, 16);
2158         }
2159         ghb_pref_save(ud->settings, "show_presets");
2160 }
2161
2162 static void
2163 update_chapter_list(signal_user_data_t *ud)
2164 {
2165         GtkTreeView *treeview;
2166         GtkTreeIter iter;
2167         GtkListStore *store;
2168         gboolean done;
2169         GValue *chapters;
2170         gint titleindex, ii;
2171         gint count;
2172
2173         g_debug("update_chapter_list ()");
2174         titleindex = ghb_settings_combo_int(ud->settings, "title");
2175         chapters = ghb_get_chapters(titleindex);
2176         count = ghb_array_len(chapters);
2177         if (chapters)
2178                 ghb_settings_set_value(ud->settings, "chapter_list", chapters);
2179
2180         treeview = GTK_TREE_VIEW(GHB_WIDGET(ud->builder, "chapters_list"));
2181         store = GTK_LIST_STORE(gtk_tree_view_get_model(treeview));
2182         ii = 0;
2183         if (gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter))
2184         {
2185                 do
2186                 {
2187
2188                         if (ii < count)
2189                         {
2190                                 gchar *chapter;
2191
2192                                 // Update row with settings data
2193                                 g_debug("Updating row");
2194                                 chapter = ghb_value_string(ghb_array_get_nth(chapters, ii));
2195                                 gtk_list_store_set(store, &iter,
2196                                         0, ii+1,
2197                                         1, chapter,
2198                                         2, TRUE,
2199                                         -1);
2200                                 g_free(chapter);
2201                                 ii++;
2202                                 done = !gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &iter);
2203                         }
2204                         else
2205                         {
2206                                 // No more settings data, remove row
2207                                 g_debug("Removing row");
2208                                 done = !gtk_list_store_remove(store, &iter);
2209                         }
2210                 } while (!done);
2211         }
2212         while (ii < count)
2213         {
2214                 gchar *chapter;
2215
2216                 // Additional settings, add row
2217                 g_debug("Adding row");
2218                 chapter = ghb_value_string(ghb_array_get_nth(chapters, ii));
2219                 gtk_list_store_append(store, &iter);
2220                 gtk_list_store_set(store, &iter,
2221                         0, ii+1,
2222                         1, chapter,
2223                         2, TRUE,
2224                         -1);
2225                 g_free(chapter);
2226                 ii++;
2227         }
2228 }
2229
2230 static gint chapter_edit_key = 0;
2231
2232 gboolean
2233 chapter_keypress_cb(
2234         GhbCellRendererText *cell,
2235         GdkEventKey *event,
2236         signal_user_data_t *ud)
2237 {
2238         chapter_edit_key = event->keyval;
2239         return FALSE;
2240 }
2241
2242 void
2243 chapter_edited_cb(
2244         GhbCellRendererText *cell,
2245         gchar *path,
2246         gchar *text,
2247         signal_user_data_t *ud)
2248 {
2249         GtkTreePath *treepath;
2250         GtkListStore *store;
2251         GtkTreeView *treeview;
2252         GtkTreeIter iter;
2253         gint index;
2254         gint *pi;
2255         gint row;
2256
2257         g_debug("chapter_edited_cb ()");
2258         g_debug("path (%s)", path);
2259         g_debug("text (%s)", text);
2260         treeview = GTK_TREE_VIEW(GHB_WIDGET(ud->builder, "chapters_list"));
2261         store = GTK_LIST_STORE(gtk_tree_view_get_model(treeview));
2262         treepath = gtk_tree_path_new_from_string (path);
2263         pi = gtk_tree_path_get_indices(treepath);
2264         row = pi[0];
2265         gtk_tree_model_get_iter(GTK_TREE_MODEL(store), &iter, treepath);
2266         gtk_list_store_set(store, &iter,
2267                 1, text,
2268                 2, TRUE,
2269                 -1);
2270         gtk_tree_model_get(GTK_TREE_MODEL(store), &iter, 0, &index, -1);
2271
2272         const GValue *chapters;
2273         GValue *chapter;
2274
2275         chapters = ghb_settings_get_value(ud->settings, "chapter_list");
2276         chapter = ghb_array_get_nth(chapters, index-1);
2277         g_value_set_string(chapter, text);
2278         if ((chapter_edit_key == GDK_Return || chapter_edit_key == GDK_Down) &&
2279                 gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &iter))
2280         {
2281                 GtkTreeViewColumn *column;
2282
2283                 gtk_tree_path_next(treepath);
2284                 // When a cell has been edited, I want to advance to the
2285                 // next cell and start editing it automaitcally.
2286                 // Unfortunately, we may not be in a state here where
2287                 // editing is allowed.  This happens when the user selects
2288                 // a new cell with the mouse instead of just hitting enter.
2289                 // Some kind of Gtk quirk.  widget_editable==NULL assertion.
2290                 // Editing is enabled again once the selection event has been
2291                 // processed.  So I'm queueing up a callback to be called
2292                 // when things go idle.  There, I will advance to the next
2293                 // cell and initiate editing.
2294                 //
2295                 // Now, you might be asking why I don't catch the keypress
2296                 // event and determine what action to take based on that.
2297                 // The Gtk developers in their infinite wisdom have made the
2298                 // actual GtkEdit widget being used a private member of
2299                 // GtkCellRendererText, so it can not be accessed to hang a
2300                 // signal handler off of.  And they also do not propagate the
2301                 // keypress signals in any other way.  So that information is lost.
2302                 //g_idle_add((GSourceFunc)next_cell, ud);
2303                 //
2304                 // Keeping the above comment for posterity.
2305                 // I got industrious and made my own CellTextRendererText that
2306                 // passes on the key-press-event. So now I have much better
2307                 // control of this.
2308                 column = gtk_tree_view_get_column(treeview, 1);
2309                 gtk_tree_view_set_cursor(treeview, treepath, column, TRUE);
2310         }
2311         else if (chapter_edit_key == GDK_Up && row > 0)
2312         {
2313                 GtkTreeViewColumn *column;
2314                 gtk_tree_path_prev(treepath);
2315                 column = gtk_tree_view_get_column(treeview, 1);
2316                 gtk_tree_view_set_cursor(treeview, treepath, column, TRUE);
2317         }
2318         gtk_tree_path_free (treepath);
2319 }
2320
2321 void
2322 chapter_list_selection_changed_cb(GtkTreeSelection *selection, signal_user_data_t *ud)
2323 {
2324         g_debug("chapter_list_selection_changed_cb ()");
2325         //chapter_selection_changed = TRUE;
2326 }
2327
2328 void
2329 debug_log_handler(const gchar *domain, GLogLevelFlags flags, const gchar *msg, gpointer data)
2330 {
2331         signal_user_data_t *ud = (signal_user_data_t*)data;
2332
2333         if (ud->debug)
2334         {
2335                 printf("%s: %s\n", domain, msg);
2336         }
2337 }
2338
2339 void
2340 ghb_hbfd(signal_user_data_t *ud, gboolean hbfd)
2341 {
2342         GtkWidget *widget;
2343         g_debug("ghb_hbfd");
2344         widget = GHB_WIDGET(ud->builder, "queue_pause1");
2345         set_visible(widget, !hbfd);
2346         widget = GHB_WIDGET(ud->builder, "queue_add");
2347         set_visible(widget, !hbfd);
2348         widget = GHB_WIDGET(ud->builder, "show_queue");
2349         set_visible(widget, !hbfd);
2350         widget = GHB_WIDGET(ud->builder, "show_activity");
2351         set_visible(widget, !hbfd);
2352
2353         widget = GHB_WIDGET(ud->builder, "chapter_box");
2354         set_visible(widget, !hbfd);
2355         widget = GHB_WIDGET(ud->builder, "container_box");
2356         set_visible(widget, !hbfd);
2357         widget = GHB_WIDGET(ud->builder, "settings_box");
2358         set_visible(widget, !hbfd);
2359         widget = GHB_WIDGET(ud->builder, "presets_save");
2360         set_visible(widget, !hbfd);
2361         widget = GHB_WIDGET(ud->builder, "presets_remove");
2362         set_visible(widget, !hbfd);
2363         widget = GHB_WIDGET (ud->builder, "hb_window");
2364         gtk_window_resize(GTK_WINDOW(widget), 16, 16);
2365
2366 }
2367
2368 void
2369 hbfd_toggled_cb(GtkWidget *widget, signal_user_data_t *ud)
2370 {
2371         g_debug("hbfd_toggled_cb");
2372         ghb_widget_to_setting (ud->settings, widget);
2373         gboolean hbfd = ghb_settings_get_boolean(ud->settings, "hbfd");
2374         ghb_hbfd(ud, hbfd);
2375         ghb_pref_save(ud->settings, "hbfd");
2376 }
2377
2378 void
2379 pref_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
2380 {
2381         g_debug("pref_changed_cb");
2382         ghb_widget_to_setting (ud->settings, widget);
2383         ghb_check_dependency(ud, widget);
2384         const gchar *name = gtk_widget_get_name(widget);
2385         ghb_pref_save(ud->settings, name);
2386 }
2387
2388 void
2389 vqual_granularity_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
2390 {
2391         g_debug("vqual_granularity_changed_cb");
2392         ghb_widget_to_setting (ud->settings, widget);
2393         ghb_check_dependency(ud, widget);
2394
2395         const gchar *name = gtk_widget_get_name(widget);
2396         ghb_pref_save(ud->settings, name);
2397
2398         gdouble vqmin, vqmax, step, page;
2399         gboolean inverted;
2400         gint digits;
2401
2402         ghb_vquality_range(ud, &vqmin, &vqmax, &step, &page, &digits, &inverted);
2403         GtkWidget *qp = GHB_WIDGET(ud->builder, "VideoQualitySlider");
2404         gtk_range_set_increments (GTK_RANGE(qp), step, page);
2405 }
2406
2407 void
2408 tweaks_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
2409 {
2410         g_debug("tweaks_changed_cb");
2411         ghb_widget_to_setting (ud->settings, widget);
2412         const gchar *name = gtk_widget_get_name(widget);
2413         ghb_pref_save(ud->settings, name);
2414 }
2415
2416 void
2417 hbfd_feature_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
2418 {
2419         g_debug("hbfd_feature_changed_cb");
2420         ghb_widget_to_setting (ud->settings, widget);
2421         const gchar *name = gtk_widget_get_name(widget);
2422         ghb_pref_save(ud->settings, name);
2423
2424         gboolean hbfd = ghb_settings_get_boolean(ud->settings, "hbfd_feature");
2425         GtkAction *action;
2426         if (hbfd)
2427         {
2428                 const GValue *val;
2429                 val = ghb_settings_get_value(ud->settings, "hbfd");
2430                 ghb_ui_update(ud, "hbfd", val);
2431         }
2432         action = GHB_ACTION (ud->builder, "hbfd");
2433         gtk_action_set_visible(action, hbfd);
2434 }
2435
2436 void
2437 ghb_file_menu_add_dvd(signal_user_data_t *ud)
2438 {
2439         GList *link, *drives;
2440
2441         GtkActionGroup *agroup = GTK_ACTION_GROUP(
2442                 gtk_builder_get_object(ud->builder, "actiongroup1"));
2443         GtkUIManager *ui = GTK_UI_MANAGER(
2444                 gtk_builder_get_object(ud->builder, "uimanager1"));
2445         guint merge_id = gtk_ui_manager_new_merge_id(ui);
2446
2447         link = drives = dvd_device_list();
2448         while (link != NULL)
2449         {
2450                 gchar *name = (gchar*)link->data;
2451                 // Create action for this drive
2452                 GtkAction *action = gtk_action_new(name, name,
2453                         "Scan this DVD source", "gtk-cdrom");
2454                 // Add action to action group
2455                 gtk_action_group_add_action_with_accel(agroup, action, "");
2456                 // Add to ui manager
2457                 gtk_ui_manager_add_ui(ui, merge_id,
2458                         "ui/menubar1/menuitem1/quit1", name, name,
2459                         GTK_UI_MANAGER_AUTO, TRUE);
2460                 // Connect signal to action (menu item)
2461                 g_signal_connect(action, "activate",
2462                         (GCallback)dvd_source_activate_cb, ud);
2463                 g_free(name);
2464                 link = link->next;
2465         }
2466         g_list_free(drives);
2467
2468         // Add separator
2469         gtk_ui_manager_add_ui(ui, merge_id,
2470                 "ui/menubar1/menuitem1/quit1", "", NULL,
2471                 GTK_UI_MANAGER_AUTO, TRUE);
2472 }
2473
2474 gboolean ghb_is_cd(GDrive *gd);
2475
2476 static GList*
2477 dvd_device_list()
2478 {
2479         GVolumeMonitor *gvm;
2480         GList *drives, *link;
2481         GList *dvd_devices = NULL;
2482
2483         gvm = g_volume_monitor_get ();
2484         drives = g_volume_monitor_get_connected_drives (gvm);
2485         link = drives;
2486         while (link != NULL)
2487         {
2488                 GDrive *gd;
2489
2490                 gd = (GDrive*)link->data;
2491                 if (ghb_is_cd(gd))
2492                 {
2493                         gchar *device;
2494                         device = g_drive_get_identifier(gd, G_VOLUME_IDENTIFIER_KIND_UNIX_DEVICE);
2495                         dvd_devices = g_list_append(dvd_devices, (gpointer)device);
2496                 }
2497                 g_object_unref (gd);
2498                 link = link->next;
2499         }
2500         g_list_free(drives);
2501         return dvd_devices;
2502 }
2503
2504 static LibHalContext *hal_ctx;
2505
2506 gboolean
2507 ghb_is_cd(GDrive *gd)
2508 {
2509         gchar *device;
2510         LibHalDrive *halDrive;
2511         LibHalDriveType dtype;
2512
2513         device = g_drive_get_identifier(gd, G_VOLUME_IDENTIFIER_KIND_UNIX_DEVICE);
2514         halDrive = libhal_drive_from_device_file (hal_ctx, device);
2515         dtype = libhal_drive_get_type(halDrive);
2516         libhal_drive_free(halDrive);
2517         g_free(device);
2518         return (dtype == LIBHAL_DRIVE_TYPE_CDROM);
2519 }
2520
2521 void
2522 drive_changed_cb(GVolumeMonitor *gvm, GDrive *gd, signal_user_data_t *ud)
2523 {
2524         gchar *device;
2525         gint state = ghb_get_scan_state();
2526         static gboolean first_time = TRUE;
2527
2528         if (state != GHB_STATE_IDLE) return;
2529         if (ud->current_dvd_device == NULL) return;
2530         // A drive change event happens when the program initially starts
2531         // and I don't want to automatically scan at that time.
2532         if (first_time)
2533         {
2534                 first_time = FALSE;
2535                 return;
2536         }
2537         device = g_drive_get_identifier(gd, G_VOLUME_IDENTIFIER_KIND_UNIX_DEVICE);
2538
2539         // DVD insertion detected.  Scan it.
2540         if (strcmp(device, ud->current_dvd_device) == 0)
2541         {
2542                 if (g_drive_has_media (gd))
2543                 {
2544                         GtkProgressBar *progress;
2545                         progress = GTK_PROGRESS_BAR(GHB_WIDGET (ud->builder, "progressbar"));
2546                         gtk_progress_bar_set_text (progress, "Scanning ...");
2547                         gtk_progress_bar_set_fraction (progress, 0);
2548                         update_source_label(ud, device);
2549                         ghb_hb_cleanup(TRUE);
2550                         prune_logs(ud);
2551                         gint preview_count;
2552                         preview_count = ghb_settings_get_int(ud->settings, "preview_count");
2553                         ghb_backend_scan(device, 0, preview_count);
2554                 }
2555                 else
2556                 {
2557                         ghb_hb_cleanup(TRUE);
2558                         prune_logs(ud);
2559                         ghb_backend_scan("/dev/null", 0, 1);
2560                 }
2561         }
2562         g_free(device);
2563 }
2564
2565
2566 static void
2567 dbus_init (void)
2568 {
2569         dbus_g_thread_init();
2570 }
2571
2572 #define GPM_DBUS_SERVICE                        "org.freedesktop.PowerManagement"
2573 #define GPM_DBUS_INHIBIT_PATH           "/org/freedesktop/PowerManagement/Inhibit"
2574 #define GPM_DBUS_INHIBIT_INTERFACE      "org.freedesktop.PowerManagement.Inhibit"
2575 static gboolean gpm_inhibited = FALSE;
2576 static guint gpm_cookie = -1;
2577
2578 void
2579 ghb_inhibit_gpm()
2580 {
2581         DBusGConnection *conn;
2582         DBusGProxy      *proxy;
2583         GError *error = NULL;
2584         gboolean res;
2585
2586
2587         if (gpm_inhibited)
2588         {
2589                 // Already inhibited
2590                 return;
2591         }
2592         g_debug("ghb_inhibit_gpm()");
2593         conn = dbus_g_bus_get(DBUS_BUS_SESSION, &error);
2594         if (error != NULL)
2595         {
2596                 g_debug("DBUS cannot connect: %s", error->message);
2597                 g_error_free(error);
2598                 return;
2599         }
2600         proxy = dbus_g_proxy_new_for_name(conn, GPM_DBUS_SERVICE,
2601                                                         GPM_DBUS_INHIBIT_PATH, GPM_DBUS_INHIBIT_INTERFACE);
2602         if (proxy == NULL)
2603         {
2604                 g_debug("Could not get DBUS proxy: %s", GPM_DBUS_SERVICE);
2605                 dbus_g_connection_unref(conn);
2606                 return;
2607         }
2608         res = dbus_g_proxy_call(proxy, "Inhibit", &error,
2609                                                         G_TYPE_STRING, "ghb",
2610                                                         G_TYPE_STRING, "Encoding",
2611                                                         G_TYPE_INVALID,
2612                                                         G_TYPE_UINT, &gpm_cookie,
2613                                                         G_TYPE_INVALID);
2614         if (!res)
2615         {
2616                 g_warning("Inhibit method failed");
2617                 gpm_cookie = -1;
2618         }
2619         if (error != NULL)
2620         {
2621                 g_warning("Inhibit problem: %s", error->message);
2622                 g_error_free(error);
2623                 gpm_cookie = -1;
2624         }
2625         gpm_inhibited = TRUE;
2626         g_object_unref(G_OBJECT(proxy));
2627         dbus_g_connection_unref(conn);
2628 }
2629
2630 void
2631 ghb_uninhibit_gpm()
2632 {
2633         DBusGConnection *conn;
2634         DBusGProxy      *proxy;
2635         GError *error = NULL;
2636         gboolean res;
2637
2638         g_debug("ghb_uninhibit_gpm() gpm_cookie %u", gpm_cookie);
2639
2640         if (!gpm_inhibited)
2641         {
2642                 // Not inhibited
2643                 return;
2644         }
2645         conn = dbus_g_bus_get(DBUS_BUS_SESSION, &error);
2646         if (error != NULL)
2647         {
2648                 g_debug("DBUS cannot connect: %s", error->message);
2649                 g_error_free(error);
2650                 return;
2651         }
2652         proxy = dbus_g_proxy_new_for_name(conn, GPM_DBUS_SERVICE,
2653                                                         GPM_DBUS_INHIBIT_PATH, GPM_DBUS_INHIBIT_INTERFACE);
2654         if (proxy == NULL)
2655         {
2656                 g_debug("Could not get DBUS proxy: %s", GPM_DBUS_SERVICE);
2657                 dbus_g_connection_unref(conn);
2658                 return;
2659         }
2660         res = dbus_g_proxy_call(proxy, "UnInhibit", &error,
2661                                                         G_TYPE_UINT, gpm_cookie,
2662                                                         G_TYPE_INVALID,
2663                                                         G_TYPE_INVALID);
2664         if (!res)
2665         {
2666                 g_warning("UnInhibit method failed");
2667         }
2668         if (error != NULL)
2669         {
2670                 g_warning("UnInhibit problem: %s", error->message);
2671                 g_error_free(error);
2672         }
2673         gpm_inhibited = FALSE;
2674         dbus_g_connection_unref(conn);
2675         g_object_unref(G_OBJECT(proxy));
2676 }
2677
2678 void
2679 ghb_hal_init()
2680 {
2681         DBusGConnection *gconn;
2682         DBusConnection *conn;
2683         GError *gerror = NULL;
2684         DBusError error;
2685         char **devices;
2686         int nr;
2687
2688         dbus_init ();
2689
2690         if (!(hal_ctx = libhal_ctx_new ())) {
2691                 g_warning ("failed to create a HAL context!");
2692                 return;
2693         }
2694
2695         gconn = dbus_g_bus_get(DBUS_BUS_SYSTEM, &gerror);
2696         if (gerror != NULL)
2697         {
2698                 g_warning("DBUS cannot connect: %s", gerror->message);
2699                 g_error_free(gerror);
2700                 return;
2701         }
2702         conn = dbus_g_connection_get_connection(gconn);
2703         libhal_ctx_set_dbus_connection (hal_ctx, conn);
2704         dbus_error_init (&error);
2705         if (!libhal_ctx_init (hal_ctx, &error)) {
2706                 g_warning ("libhal_ctx_init failed: %s", error.message ? error.message : "unknown");
2707                 dbus_error_free (&error);
2708                 libhal_ctx_free (hal_ctx);
2709                 dbus_g_connection_unref(gconn);
2710                 return;
2711         }
2712
2713         /*
2714          * Do something to ping the HAL daemon - the above functions will
2715          * succeed even if hald is not running, so long as DBUS is.  But we
2716          * want to exit silently if hald is not running, to behave on
2717          * pre-2.6 systems.
2718          */
2719         if (!(devices = libhal_get_all_devices (hal_ctx, &nr, &error))) {
2720                 g_warning ("seems that HAL is not running: %s", error.message ? error.message : "unknown");
2721                 dbus_error_free (&error);
2722
2723                 libhal_ctx_shutdown (hal_ctx, NULL);
2724                 libhal_ctx_free (hal_ctx);
2725                 dbus_g_connection_unref(gconn);
2726                 return;
2727         }
2728
2729         libhal_free_string_array (devices);
2730         dbus_g_connection_unref(gconn);
2731 }
2732
2733 gboolean
2734 tweak_setting_cb(
2735         GtkWidget *widget,
2736         GdkEventButton *event,
2737         signal_user_data_t *ud)
2738 {
2739         const gchar *name;
2740         gchar *tweak_name;
2741         gboolean ret = FALSE;
2742         gboolean allow_tweaks;
2743
2744         g_debug("press %d %d", event->type, event->button);
2745         allow_tweaks = ghb_settings_get_boolean(ud->settings, "allow_tweaks");
2746         if (allow_tweaks && event->type == GDK_BUTTON_PRESS && event->button == 3)
2747         { // Its a right mouse click
2748                 GtkWidget *dialog;
2749                 GtkEntry *entry;
2750                 GtkResponseType response;
2751                 gchar *tweak = NULL;
2752
2753                 name = gtk_widget_get_name(widget);
2754                 if (g_str_has_prefix(name, "tweak_"))
2755                 {
2756                         tweak_name = g_strdup(name);
2757                 }
2758                 else
2759                 {
2760                         tweak_name = g_strdup_printf("tweak_%s", name);
2761                 }
2762
2763                 tweak = ghb_settings_get_string (ud->settings, tweak_name);
2764                 dialog = GHB_WIDGET(ud->builder, "tweak_dialog");
2765                 gtk_window_set_title(GTK_WINDOW(dialog), tweak_name);
2766                 entry = GTK_ENTRY(GHB_WIDGET(ud->builder, "tweak_setting"));
2767                 if (tweak)
2768                 {
2769                         gtk_entry_set_text(entry, tweak);
2770                         g_free(tweak);
2771                 }
2772                 response = gtk_dialog_run(GTK_DIALOG(dialog));
2773                 gtk_widget_hide(dialog);
2774                 if (response == GTK_RESPONSE_OK)
2775                 {
2776                         tweak = (gchar*)gtk_entry_get_text(entry);
2777                         if (ghb_validate_filter_string(tweak, -1))
2778                                 ghb_settings_set_string(ud->settings, tweak_name, tweak);
2779                         else
2780                         {
2781                                 gchar *message;
2782                                 message = g_strdup_printf(
2783                                                         "Invalid Settings:\n%s",
2784                                                         tweak);
2785                                 ghb_message_dialog(GTK_MESSAGE_ERROR, message, "Cancel", NULL);
2786                                 g_free(message);
2787                         }
2788                 }
2789                 g_free(tweak_name);
2790                 ret = TRUE;
2791         }
2792         return ret;
2793 }
2794
2795 gboolean
2796 easter_egg_cb(
2797         GtkWidget *widget,
2798         GdkEventButton *event,
2799         signal_user_data_t *ud)
2800 {
2801         g_debug("press %d %d", event->type, event->button);
2802         if (event->type == GDK_3BUTTON_PRESS && event->button == 1)
2803         { // Its a tripple left mouse button click
2804                 GtkWidget *widget;
2805                 widget = GHB_WIDGET(ud->builder, "allow_tweaks");
2806                 gtk_widget_show(widget);
2807                 widget = GHB_WIDGET(ud->builder, "hbfd_feature");
2808                 gtk_widget_show(widget);
2809         }
2810         else if (event->type == GDK_BUTTON_PRESS && event->button == 1)
2811         {
2812                 GtkWidget *widget;
2813                 widget = GHB_WIDGET(ud->builder, "allow_tweaks");
2814                 gtk_widget_hide(widget);
2815                 widget = GHB_WIDGET(ud->builder, "hbfd_feature");
2816                 gtk_widget_hide(widget);
2817         }
2818         return FALSE;
2819 }
2820
2821 gchar*
2822 format_deblock_cb(GtkScale *scale, gdouble val, signal_user_data_t *ud)
2823 {
2824         if (val < 5.0)
2825         {
2826                 return g_strdup_printf("Off");
2827         }
2828         else
2829         {
2830                 return g_strdup_printf("%d", (gint)val);
2831         }
2832 }
2833
2834 gchar*
2835 format_drc_cb(GtkScale *scale, gdouble val, signal_user_data_t *ud)
2836 {
2837         if (val <= 0.0)
2838         {
2839                 return g_strdup_printf("Off");
2840         }
2841         else
2842         {
2843                 return g_strdup_printf("%.1f", val);
2844         }
2845 }
2846
2847 gchar*
2848 format_vquality_cb(GtkScale *scale, gdouble val, signal_user_data_t *ud)
2849 {
2850         gdouble percent;
2851
2852         gint vcodec = ghb_settings_combo_int(ud->settings, "VideoEncoder");
2853         switch (vcodec)
2854         {
2855                 case HB_VCODEC_X264:
2856                 {
2857                         gboolean crf;
2858                         crf = ghb_settings_get_boolean(ud->settings, "constant_rate_factor");
2859                         percent = 100. * (51 - val) / 51.;
2860                         if (crf)
2861                                 return g_strdup_printf("RF: %.4g (%.0f%%)", val, percent);
2862                         else
2863                                 return g_strdup_printf("QP: %.4g (%.0f%%)", val, percent);
2864                 } break;
2865
2866                 case HB_VCODEC_XVID:
2867                 case HB_VCODEC_FFMPEG:
2868                 {
2869                         percent = 100. * (30 - (val - 1)) / 30.;
2870                         return g_strdup_printf("QP: %d (%.0f%%)", (int)val, percent);
2871                 } break;
2872
2873                 case HB_VCODEC_THEORA:
2874                 {
2875                         percent = 100. * val / 63.;
2876                         return g_strdup_printf("QP: %d (%.0f%%)", (int)val, percent);
2877                 } break;
2878
2879                 default:
2880                 {
2881                         percent = 0;
2882                 } break;
2883         }
2884         return g_strdup_printf("QP: %.1f / %.1f%%", val, percent);
2885 }
2886
2887 static void
2888 html_link_cb(GtkHTML *html, const gchar *url, signal_user_data_t *ud)
2889 {
2890         browse_url(url);
2891 }
2892
2893 static gpointer check_stable_update(signal_user_data_t *ud);
2894 static gboolean stable_update_lock = FALSE;
2895
2896 static void
2897 process_appcast(signal_user_data_t *ud)
2898 {
2899         gchar *description = NULL, *build = NULL, *version = NULL, *msg;
2900         GtkWidget *html, *window, *dialog, *label;
2901         gint    response, ibuild = 0, skip;
2902
2903         if (ud->appcast == NULL || ud->appcast_len < 15 ||
2904                 strncmp(&(ud->appcast[9]), "200 OK", 6))
2905         {
2906                 if (!stable_update_lock && HB_BUILD % 100)
2907                         g_idle_add((GSourceFunc)check_stable_update, ud);
2908                 goto done;
2909         }
2910         ghb_appcast_parse(ud->appcast, &description, &build, &version);
2911         if (build)
2912                 ibuild = g_strtod(build, NULL);
2913         skip = ghb_settings_get_int(ud->settings, "update_skip_version");
2914         if (description == NULL || build == NULL || version == NULL
2915                 || ibuild <= HB_BUILD || skip == ibuild)
2916         {
2917                 if (!stable_update_lock && HB_BUILD % 100)
2918                         g_thread_create((GThreadFunc)check_stable_update, ud, FALSE, NULL);
2919                 goto done;
2920         }
2921         msg = g_strdup_printf("HandBrake %s/%s is now available (you have %s/%d).",
2922                         version, build, HB_VERSION, HB_BUILD);
2923         label = GHB_WIDGET(ud->builder, "update_message");
2924         gtk_label_set_text(GTK_LABEL(label), msg);
2925         html = gtk_html_new_from_string(description, -1);
2926         g_signal_connect(html, "link_clicked", G_CALLBACK(html_link_cb), ud);
2927         window = GHB_WIDGET(ud->builder, "update_scroll");
2928         gtk_container_add(GTK_CONTAINER(window), html);
2929         // Show it
2930         dialog = GHB_WIDGET(ud->builder, "update_dialog");
2931         gtk_widget_set_size_request(html, 420, 240);
2932         gtk_widget_show(html);
2933         response = gtk_dialog_run(GTK_DIALOG(dialog));
2934         gtk_widget_hide(dialog);
2935         gtk_widget_destroy(html);
2936         if (response == GTK_RESPONSE_OK)
2937         {
2938                 // Skip
2939                 ghb_settings_set_int(ud->settings, "update_skip_version", ibuild);
2940                 ghb_pref_save(ud->settings, "update_skip_version");
2941         }
2942         g_free(msg);
2943
2944 done:
2945         if (description) g_free(description);
2946         if (build) g_free(build);
2947         if (version) g_free(version);
2948         g_free(ud->appcast);
2949         ud->appcast_len = 0;
2950         ud->appcast = NULL;
2951 }
2952
2953 void
2954 ghb_net_close(GIOChannel *ioc)
2955 {
2956         gint fd;
2957
2958         g_debug("ghb_net_close");
2959         if (ioc == NULL) return;
2960         fd = g_io_channel_unix_get_fd(ioc);
2961         close(fd);
2962         g_io_channel_unref(ioc);
2963 }
2964
2965 gboolean
2966 ghb_net_recv_cb(GIOChannel *ioc, GIOCondition cond, gpointer data)
2967 {
2968         gchar buf[2048];
2969         gsize len;
2970         GError *gerror = NULL;
2971         GIOStatus status;
2972
2973         g_debug("ghb_net_recv_cb");
2974         signal_user_data_t *ud = (signal_user_data_t*)data;
2975
2976         status = g_io_channel_read_chars (ioc, buf, 2048, &len, &gerror);
2977         if ((status == G_IO_STATUS_NORMAL || status == G_IO_STATUS_EOF) &&
2978                 len > 0)
2979         {
2980                 gint new_len = ud->appcast_len + len;
2981                 ud->appcast = g_realloc(ud->appcast, new_len + 1);
2982                 memcpy(&(ud->appcast[ud->appcast_len]), buf, len);
2983                 ud->appcast_len = new_len;
2984         }
2985         if (status == G_IO_STATUS_EOF)
2986         {
2987                 ud->appcast[ud->appcast_len] = 0;
2988                 ghb_net_close(ioc);
2989                 process_appcast(ud);
2990                 return FALSE;
2991         }
2992         return TRUE;
2993 }
2994
2995 GIOChannel*
2996 ghb_net_open(signal_user_data_t *ud, gchar *address, gint port)
2997 {
2998         GIOChannel *ioc;
2999         gint fd;
3000
3001         struct sockaddr_in   sock;
3002         struct hostent     * host;
3003
3004         g_debug("ghb_net_open");
3005         if( !( host = gethostbyname( address ) ) )
3006         {
3007                 g_warning( "gethostbyname failed (%s)", address );
3008                 return NULL;
3009         }
3010
3011         memset( &sock, 0, sizeof( struct sockaddr_in ) );
3012         sock.sin_family = host->h_addrtype;
3013         sock.sin_port   = htons( port );
3014         memcpy( &sock.sin_addr, host->h_addr, host->h_length );
3015
3016         fd = socket(host->h_addrtype, SOCK_STREAM, 0);
3017         if( fd < 0 )
3018         {
3019                 g_debug( "socket failed" );
3020                 return NULL;
3021         }
3022
3023         if(connect(fd, (struct sockaddr*)&sock, sizeof(struct sockaddr_in )) < 0 )
3024         {
3025                 g_debug( "connect failed" );
3026                 return NULL;
3027         }
3028         ioc = g_io_channel_unix_new(fd);
3029         g_io_channel_set_encoding (ioc, NULL, NULL);
3030         g_io_channel_set_flags(ioc, G_IO_FLAG_NONBLOCK, NULL);
3031         g_io_add_watch (ioc, G_IO_IN, ghb_net_recv_cb, (gpointer)ud );
3032
3033         return ioc;
3034 }
3035
3036 gpointer
3037 ghb_check_update(signal_user_data_t *ud)
3038 {
3039         gchar *query;
3040         gsize len;
3041         GIOChannel *ioc;
3042         GError *gerror = NULL;
3043
3044         g_debug("ghb_check_update");
3045         if (HB_BUILD % 100)
3046         {
3047         query =
3048                 "GET /appcast_unstable.xml HTTP/1.0\r\nHost: handbrake.fr\r\n\r\n";
3049         }
3050         else
3051         {
3052                 stable_update_lock = TRUE;
3053         query = "GET /appcast.xml HTTP/1.0\r\nHost: handbrake.fr\r\n\r\n";
3054         }
3055         ioc = ghb_net_open(ud, "handbrake.fr", 80);
3056         if (ioc == NULL)
3057                 return NULL;
3058
3059         g_io_channel_write_chars(ioc, query, strlen(query), &len, &gerror);
3060         g_io_channel_flush(ioc, &gerror);
3061         // This function is initiated by g_idle_add.  Must return false
3062         // so that it is not called again
3063         return NULL;
3064 }
3065
3066 static gpointer
3067 check_stable_update(signal_user_data_t *ud)
3068 {
3069         gchar *query;
3070         gsize len;
3071         GIOChannel *ioc;
3072         GError *gerror = NULL;
3073
3074         g_debug("check_stable_update");
3075         stable_update_lock = TRUE;
3076         query = "GET /appcast.xml HTTP/1.0\r\nHost: handbrake.fr\r\n\r\n";
3077         ioc = ghb_net_open(ud, "handbrake.fr", 80);
3078         if (ioc == NULL)
3079                 return NULL;
3080
3081         g_io_channel_write_chars(ioc, query, strlen(query), &len, &gerror);
3082         g_io_channel_flush(ioc, &gerror);
3083         // This function is initiated by g_idle_add.  Must return false
3084         // so that it is not called again
3085         return NULL;
3086 }
3087