gtk/src/x264handler.c

   1 /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*- */
   2 /*
   3  * x264handler.c
   4  * Copyright (C) John Stebbins 2008 <stebbins@stebbins>
   5  *
   6  * x264handler.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 #include <gtk/gtk.h>
  15 #include <string.h>
  16 #include "settings.h"
  17 #include "values.h"
  18 #include "callbacks.h"
  19 #include "presets.h"
  20 #include "hb-backend.h"
  21 #include "x264handler.h"
  22
  23 gint ghb_lookup_bframes(const gchar *options);
  24 static void x264_opt_update(signal_user_data_t *ud, GtkWidget *widget);
  25 static gchar* sanitize_x264opts(signal_user_data_t *ud, const gchar *options);
  26
  27 // Flag needed to prevent x264 options processing from chasing its tail
  28 static gboolean ignore_options_update = FALSE;
  29
  30 G_MODULE_EXPORT void
  31 x264_widget_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
  32 {
  33         ghb_widget_to_setting(ud->settings, widget);
  34         if (!ignore_options_update)
  35         {
  36                 ignore_options_update = TRUE;
  37                 x264_opt_update(ud, widget);
  38                 ignore_options_update = FALSE;
  39         }
  40         ghb_check_dependency(ud, widget, NULL);
  41         ghb_clear_presets_selection(ud);
  42 }
  43
  44 G_MODULE_EXPORT void
  45 x264_slider_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
  46 {
  47         ghb_widget_to_setting(ud->settings, widget);
  48
  49         // Lock slider values to multiples of step_increment
  50         GtkAdjustment * adj = gtk_range_get_adjustment(GTK_RANGE(widget));
  51         gdouble step = gtk_adjustment_get_step_increment(adj);
  52         gdouble val = gtk_range_get_value(GTK_RANGE(widget));
  53         gdouble new_val = ((int)((val + step / 2) / step)) * step;
  54         gdouble diff = val - new_val;
  55         if ( diff > 0.0001 || diff < -0.0001 )
  56         {
  57                 gtk_range_set_value(GTK_RANGE(widget), new_val);
  58         }
  59         else if (!ignore_options_update)
  60         {
  61                 ignore_options_update = TRUE;
  62                 x264_opt_update(ud, widget);
  63                 ignore_options_update = FALSE;
  64         }
  65         ghb_check_dependency(ud, widget, NULL);
  66         ghb_clear_presets_selection(ud);
  67 }
  68
  69 G_MODULE_EXPORT gchar*
  70 x264_format_slider_cb(GtkScale *scale, gdouble val, signal_user_data_t *ud)
  71 {
  72         return g_strdup_printf("%-6.6g", val);
  73 }
  74
  75
  76 G_MODULE_EXPORT void
  77 x264_me_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
  78 {
  79         gint me;
  80
  81         ghb_widget_to_setting(ud->settings, widget);
  82         if (!ignore_options_update)
  83         {
  84                 ignore_options_update = TRUE;
  85                 x264_opt_update(ud, widget);
  86                 ignore_options_update = FALSE;
  87         }
  88         ghb_check_dependency(ud, widget, NULL);
  89         ghb_clear_presets_selection(ud);
  90         widget = GHB_WIDGET(ud->builder, "x264_merange");
  91         me = ghb_settings_combo_int(ud->settings, "x264_me");
  92         if (me < 2)
  93         {       // me < umh
  94                 // me_range 4 - 16
  95                 gtk_spin_button_set_range(GTK_SPIN_BUTTON(widget), 4, 16);
  96         }
  97         else
  98         {
  99                 // me_range 4 - 64
 100                 gtk_spin_button_set_range(GTK_SPIN_BUTTON(widget), 4, 64);
 101         }
 102 }
 103
 104 G_MODULE_EXPORT void
 105 x264_entry_changed_cb(GtkWidget *widget, signal_user_data_t *ud)
 106 {
 107         g_debug("x264_entry_changed_cb ()");
 108         if (!ignore_options_update)
 109         {
 110                 GtkWidget *textview;
 111                 gchar *options;
 112
 113                 textview = GTK_WIDGET(GHB_WIDGET(ud->builder, "x264Option"));
 114                 ghb_widget_to_setting(ud->settings, textview);
 115                 options = ghb_settings_get_string(ud->settings, "x264Option");
 116                 ignore_options_update = TRUE;
 117                 ghb_x264_parse_options(ud, options);
 118                 if (!GTK_WIDGET_HAS_FOCUS(textview))
 119                 {
 120                         gchar *sopts;
 121
 122                         sopts = sanitize_x264opts(ud, options);
 123                         ghb_ui_update(ud, "x264Option", ghb_string_value(sopts));
 124                         ghb_x264_parse_options(ud, sopts);
 125                         g_free(sopts);
 126                 }
 127                 g_free(options);
 128                 ignore_options_update = FALSE;
 129         }
 130 }
 131
 132 G_MODULE_EXPORT gboolean
 133 x264_focus_out_cb(GtkWidget *widget, GdkEventFocus *event,
 134         signal_user_data_t *ud)
 135 {
 136         gchar *options, *sopts;
 137
 138         ghb_widget_to_setting(ud->settings, widget);
 139         options = ghb_settings_get_string(ud->settings, "x264Option");
 140         sopts = sanitize_x264opts(ud, options);
 141         ignore_options_update = TRUE;
 142         if (sopts != NULL && strcmp(sopts, options) != 0)
 143         {
 144                 ghb_ui_update(ud, "x264Option", ghb_string_value(sopts));
 145                 ghb_x264_parse_options(ud, sopts);
 146         }
 147         g_free(options);
 148         g_free(sopts);
 149         ignore_options_update = FALSE;
 150         return FALSE;
 151 }
 152
 153 enum
 154 {
 155         X264_OPT_NONE,
 156         X264_OPT_BOOL_NONE,
 157         X264_OPT_INT_NONE,
 158         X264_OPT_DEBLOCK,
 159         X264_OPT_PSY,
 160         X264_OPT_INT,
 161         X264_OPT_DOUBLE,
 162         X264_OPT_COMBO,
 163         X264_OPT_BOOL,
 164         X264_OPT_TRANS,
 165 };
 166
 167 typedef struct
 168 {
 169         gchar *x264_val;
 170         char *ui_val;
 171 } trans_entry_t;
 172
 173 typedef struct
 174 {
 175         gint count;
 176         gint x264_type;
 177         gint ui_type;
 178         trans_entry_t *map;
 179 } trans_table_t;
 180
 181 static gchar *
 182 trans_x264_val(trans_table_t *trans, char *val)
 183 {
 184         int ii;
 185
 186         if (val == NULL)
 187                 return NULL;
 188         for (ii = 0; ii < trans->count; ii++)
 189         {
 190                 if (strcmp(val, trans->map[ii].x264_val) == 0)
 191                 {
 192                         return trans->map[ii].ui_val;
 193                 }
 194         }
 195         return NULL;
 196 }
 197
 198 static gchar *
 199 trans_ui_val(trans_table_t *trans, char *val)
 200 {
 201         int ii;
 202
 203         if (val == NULL)
 204                 return NULL;
 205         for (ii = 0; ii < trans->count; ii++)
 206         {
 207                 if (strcmp(val, trans->map[ii].ui_val) == 0)
 208                 {
 209                         return trans->map[ii].x264_val;
 210                 }
 211         }
 212         return NULL;
 213 }
 214
 215 struct x264_opt_map_s
 216 {
 217         gchar **opt_syns;
 218         gchar *name;
 219         gchar *def_val;
 220         gint type;
 221         trans_table_t *translation;
 222         gboolean found;
 223 };
 224
 225 static gchar *x264_ref_syns[] = {"ref", "frameref", NULL};
 226 static gchar *x264_bframes_syns[] = {"bframes", NULL};
 227 static gchar *x264_badapt_syns[] = {"b-adapt", "b_adapt", NULL};
 228 static gchar *x264_direct_syns[] =
 229         {"direct", "direct-pred", "direct_pred", NULL};
 230 static gchar *x264_weightp_syns[] = {"weightp", NULL};
 231 static gchar *x264_bpyramid_syns[] = {"b-pyramid", "b_pyramid", NULL};
 232 static gchar *x264_me_syns[] = {"me", NULL};
 233 static gchar *x264_merange_syns[] = {"merange", "me-range", "me_range", NULL};
 234 static gchar *x264_subme_syns[] = {"subme", "subq", NULL};
 235 static gchar *x264_aqmode_syns[] = {"aq-mode", NULL};
 236 static gchar *x264_analyse_syns[] = {"partitions", "analyse", NULL};
 237 static gchar *x264_8x8dct_syns[] = {"8x8dct", NULL};
 238 static gchar *x264_deblock_syns[] = {"deblock", "filter", NULL};
 239 static gchar *x264_trellis_syns[] = {"trellis", NULL};
 240 static gchar *x264_pskip_syns[] = {"no-fast-pskip", "no_fast_pskip", NULL};
 241 static gchar *x264_psy_syns[] = {"psy-rd", "psy_rd", NULL};
 242 static gchar *x264_aq_strength_syns[] = {"aq-strength", "aq_strength", NULL};
 243 static gchar *x264_mbtree_syns[] = {"mbtree", NULL};
 244 static gchar *x264_decimate_syns[] =
 245         {"no-dct-decimate", "no_dct_decimate", NULL};
 246 static gchar *x264_cabac_syns[] = {"cabac", NULL};
 247
 248 static gint
 249 find_syn_match(const gchar *opt, gchar **syns)
 250 {
 251         gint ii;
 252         for (ii = 0; syns[ii] != NULL; ii++)
 253         {
 254                 if (strcmp(opt, syns[ii]) == 0)
 255                         return ii;
 256         }
 257         return -1;
 258 }
 259
 260 struct x264_opt_map_s x264_opt_map[] =
 261 {
 262         {x264_ref_syns, "x264_refs", "3", X264_OPT_INT},
 263         {x264_bframes_syns, "x264_bframes", "3", X264_OPT_INT},
 264         {x264_direct_syns, "x264_direct", "spatial", X264_OPT_COMBO},
 265         {x264_badapt_syns, "x264_b_adapt", "1", X264_OPT_COMBO},
 266         {x264_weightp_syns, "x264_weighted_pframes", "2", X264_OPT_COMBO},
 267         {x264_bpyramid_syns, "x264_bpyramid", "normal", X264_OPT_COMBO},
 268         {x264_me_syns, "x264_me", "hex", X264_OPT_COMBO},
 269         {x264_merange_syns, "x264_merange", "16", X264_OPT_INT},
 270         {x264_subme_syns, "x264_subme", "7", X264_OPT_COMBO},
 271         {x264_aqmode_syns, "x264_aqmode", "1", X264_OPT_INT_NONE},
 272         {x264_analyse_syns, "x264_analyse", "p8x8,b8x8,i8x8,i4x4", X264_OPT_COMBO},
 273         {x264_8x8dct_syns, "x264_8x8dct", "1", X264_OPT_BOOL},
 274         {x264_deblock_syns, "x264_deblock_alpha", "0,0", X264_OPT_DEBLOCK},
 275         {x264_deblock_syns, "x264_deblock_beta", "0,0", X264_OPT_DEBLOCK},
 276         {x264_trellis_syns, "x264_trellis", "1", X264_OPT_COMBO},
 277         {x264_pskip_syns, "x264_no_fast_pskip", "0", X264_OPT_BOOL},
 278         {x264_decimate_syns, "x264_no_dct_decimate", "0", X264_OPT_BOOL},
 279         {x264_cabac_syns, "x264_cabac", "1", X264_OPT_BOOL},
 280         {x264_aq_strength_syns, "x264_aq_strength", "1", X264_OPT_DOUBLE},
 281         {x264_psy_syns, "x264_psy_rd", "1|0", X264_OPT_PSY},
 282         {x264_psy_syns, "x264_psy_trell", "1|0", X264_OPT_PSY},
 283         {x264_mbtree_syns, "x264_mbtree", "1", X264_OPT_BOOL_NONE},
 284 };
 285 #define X264_OPT_MAP_SIZE (sizeof(x264_opt_map)/sizeof(struct x264_opt_map_s))
 286
 287 static const gchar*
 288 x264_opt_get_default(const gchar *opt)
 289 {
 290         gint jj;
 291         for (jj = 0; jj < X264_OPT_MAP_SIZE; jj++)
 292         {
 293                 if (find_syn_match(opt, x264_opt_map[jj].opt_syns) >= 0)
 294                 {
 295                         return x264_opt_map[jj].def_val;
 296                 }
 297         }
 298         return "";
 299 }
 300
 301 static void
 302 x264_update_double(signal_user_data_t *ud, const gchar *name, const gchar *val)
 303 {
 304         gdouble dval;
 305
 306         if (val == NULL) return;
 307         dval = g_strtod (val, NULL);
 308         ghb_ui_update(ud, name, ghb_double_value(dval));
 309 }
 310
 311 static void
 312 x264_update_int(signal_user_data_t *ud, const gchar *name, const gchar *val)
 313 {
 314         gint ival;
 315
 316         if (val == NULL) return;
 317         ival = g_strtod (val, NULL);
 318         ghb_ui_update(ud, name, ghb_int64_value(ival));
 319 }
 320
 321 static void
 322 x264_update_int_setting(signal_user_data_t *ud, const gchar *name, const gchar *val)
 323 {
 324         gint ival;
 325
 326         if (val == NULL) return;
 327         ival = g_strtod (val, NULL);
 328         ghb_settings_set_value(ud->settings, name, ghb_int64_value(ival));
 329         ghb_check_dependency(ud, NULL, name);
 330 }
 331
 332 static gchar *true_str[] =
 333 {
 334         "true",
 335         "yes",
 336         "1",
 337         NULL
 338 };
 339
 340 static gboolean
 341 str_is_true(const gchar *str)
 342 {
 343         gint ii;
 344         for (ii = 0; true_str[ii]; ii++)
 345         {
 346                 if (g_ascii_strcasecmp(str, true_str[ii]) == 0)
 347                         return TRUE;
 348         }
 349         return FALSE;
 350 }
 351
 352 static void
 353 x264_update_bool(signal_user_data_t *ud, const gchar *name, const gchar *val)
 354 {
 355         if (val == NULL)
 356                 ghb_ui_update(ud, name, ghb_boolean_value(1));
 357         else
 358                 ghb_ui_update(ud, name, ghb_boolean_value(str_is_true(val)));
 359 }
 360
 361 static void
 362 x264_update_bool_setting(signal_user_data_t *ud, const gchar *name, const gchar *val)
 363 {
 364         if (val == NULL)
 365                 ghb_settings_set_value(ud->settings, name, ghb_boolean_value(1));
 366         else
 367                 ghb_settings_set_value(ud->settings, name, ghb_boolean_value(str_is_true(val)));
 368
 369         ghb_check_dependency(ud, NULL, name);
 370 }
 371
 372 static void
 373 x264_update_combo(signal_user_data_t *ud, const gchar *name, const gchar *val)
 374 {
 375         GtkTreeModel *store;
 376         GtkTreeIter iter;
 377         gchar *shortOpt;
 378         gdouble ivalue;
 379         gboolean foundit = FALSE;
 380         GtkWidget *widget;
 381
 382         if (val == NULL) return;
 383         widget = GHB_WIDGET(ud->builder, name);
 384         if (widget == NULL)
 385         {
 386                 g_debug("Failed to find widget for key: %s\n", name);
 387                 return;
 388         }
 389         store = gtk_combo_box_get_model(GTK_COMBO_BOX(widget));
 390         if (gtk_tree_model_get_iter_first (store, &iter))
 391         {
 392                 do
 393                 {
 394                         gtk_tree_model_get(store, &iter, 2, &shortOpt, 3, &ivalue, -1);
 395                         if (strcmp(shortOpt, val) == 0)
 396                         {
 397                                 gtk_combo_box_set_active_iter (GTK_COMBO_BOX(widget), &iter);
 398                                 g_free(shortOpt);
 399                                 foundit = TRUE;
 400                                 break;
 401                         }
 402                         g_free(shortOpt);
 403                 } while (gtk_tree_model_iter_next (store, &iter));
 404         }
 405         if (!foundit)
 406         {
 407                 if (gtk_tree_model_get_iter_first (store, &iter))
 408                 {
 409                         do
 410                         {
 411                                 gtk_tree_model_get(store, &iter, 2, &shortOpt, 3, &ivalue, -1);
 412                                 if (strcmp(shortOpt, "custom") == 0)
 413                                 {
 414                                         gtk_list_store_set(GTK_LIST_STORE(store), &iter, 4, val, -1);
 415                                         gtk_combo_box_set_active_iter (GTK_COMBO_BOX(widget), &iter);
 416                                         g_free(shortOpt);
 417                                         foundit = TRUE;
 418                                         break;
 419                                 }
 420                                 g_free(shortOpt);
 421                         } while (gtk_tree_model_iter_next (store, &iter));
 422                 }
 423         }
 424         // Its possible the value hasn't changed. Since settings are only
 425         // updated when the value changes, I'm initializing settings here as well.
 426         ghb_widget_to_setting(ud->settings, widget);
 427 }
 428
 429 static void
 430 x264_update_deblock(signal_user_data_t *ud, const gchar *xval)
 431 {
 432         gdouble avalue, bvalue;
 433         gchar *end;
 434         gchar *val;
 435         gchar *bval = NULL;
 436
 437         if (xval == NULL) return;
 438         val = g_strdup(xval);
 439         bvalue = avalue = 0;
 440         if (val != NULL)
 441         {
 442                 gchar *pos = strchr(val, ',');
 443                 if (pos != NULL)
 444                 {
 445                         bval = pos + 1;
 446                         *pos = 0;
 447                 }
 448                 avalue = g_strtod (val, &end);
 449                 if (bval != NULL)
 450                 {
 451                         bvalue = g_strtod (bval, &end);
 452                 }
 453         }
 454         g_free(val);
 455         ghb_ui_update(ud, "x264_deblock_alpha", ghb_int64_value(avalue));
 456         ghb_ui_update(ud, "x264_deblock_beta", ghb_int64_value(bvalue));
 457 }
 458
 459 static void
 460 x264_parse_psy(const gchar *psy, gdouble *psy_rd, gdouble *psy_trell)
 461 {
 462         *psy_rd = 0.;
 463         *psy_trell = 0.;
 464         if (psy == NULL) return;
 465         if (2 == sscanf(psy, "%lf|%lf", psy_rd, psy_trell) ||
 466             2 == sscanf(psy, "%lf,%lf", psy_rd, psy_trell))
 467         {
 468         }
 469 }
 470
 471 static void
 472 x264_update_psy(signal_user_data_t *ud, const gchar *xval)
 473 {
 474         gdouble rd_value, trell_value;
 475
 476         if (xval == NULL) return;
 477         x264_parse_psy(xval, &rd_value, &trell_value);
 478         ghb_ui_update(ud, "x264_psy_rd", ghb_double_value(rd_value));
 479         ghb_ui_update(ud, "x264_psy_trell", ghb_double_value(trell_value));
 480 }
 481
 482 static void do_update(signal_user_data_t *ud, char *name, gint type, char *val)
 483 {
 484         switch(type)
 485         {
 486         case X264_OPT_INT:
 487                 x264_update_int(ud, name, val);
 488                 break;
 489         case X264_OPT_DOUBLE:
 490                 x264_update_double(ud, name, val);
 491                 break;
 492         case X264_OPT_BOOL:
 493                 x264_update_bool(ud, name, val);
 494                 break;
 495         case X264_OPT_COMBO:
 496                 x264_update_combo(ud, name, val);
 497                 break;
 498         case X264_OPT_BOOL_NONE:
 499                 x264_update_bool_setting(ud, name, val);
 500                 break;
 501         case X264_OPT_INT_NONE:
 502                 x264_update_int_setting(ud, name, val);
 503                 break;
 504         }
 505 }
 506
 507 void
 508 ghb_x264_parse_options(signal_user_data_t *ud, const gchar *options)
 509 {
 510         gchar **split = g_strsplit(options, ":", -1);
 511         if (split == NULL) return;
 512
 513         gint ii;
 514         gint jj;
 515
 516         for (jj = 0; jj < X264_OPT_MAP_SIZE; jj++)
 517                 x264_opt_map[jj].found = FALSE;
 518
 519         for (ii = 0; split[ii] != NULL; ii++)
 520         {
 521                 gchar *val = NULL;
 522                 gchar *pos = strchr(split[ii], '=');
 523                 if (pos != NULL)
 524                 {
 525                         val = pos + 1;
 526                         *pos = 0;
 527                 }
 528                 for (jj = 0; jj < X264_OPT_MAP_SIZE; jj++)
 529                 {
 530                         if (find_syn_match(split[ii], x264_opt_map[jj].opt_syns) >= 0)
 531                         {
 532                                 x264_opt_map[jj].found = TRUE;
 533                                 switch(x264_opt_map[jj].type)
 534                                 {
 535                                 case X264_OPT_INT:
 536                                         x264_update_int(ud, x264_opt_map[jj].name, val);
 537                                         break;
 538                                 case X264_OPT_DOUBLE:
 539                                         x264_update_double(ud, x264_opt_map[jj].name, val);
 540                                         break;
 541                                 case X264_OPT_BOOL:
 542                                         x264_update_bool(ud, x264_opt_map[jj].name, val);
 543                                         break;
 544                                 case X264_OPT_COMBO:
 545                                         x264_update_combo(ud, x264_opt_map[jj].name, val);
 546                                         break;
 547                                 case X264_OPT_DEBLOCK:
 548                                         // dirty little hack.  mark deblock_beta found as well
 549                                         x264_opt_map[jj+1].found = TRUE;
 550                                         x264_update_deblock(ud, val);
 551                                         break;
 552                                 case X264_OPT_PSY:
 553                                         // dirty little hack.  mark psy_trell found as well
 554                                         x264_opt_map[jj+1].found = TRUE;
 555                                         x264_update_psy(ud, val);
 556                                         break;
 557                                 case X264_OPT_BOOL_NONE:
 558                                         x264_update_bool_setting(ud, x264_opt_map[jj].name, val);
 559                                         break;
 560                                 case X264_OPT_INT_NONE:
 561                                         x264_update_int_setting(ud, x264_opt_map[jj].name, val);
 562                                         break;
 563                                 case X264_OPT_TRANS:
 564                                         if (x264_opt_map[jj].translation == NULL)
 565                                                 break;
 566                                         val = trans_x264_val(x264_opt_map[jj].translation, val);
 567                                         if (val != NULL)
 568                                         {
 569                                                 do_update(ud, x264_opt_map[jj].name,
 570                                                         x264_opt_map[jj].translation->ui_type, val);
 571                                                 // TODO un-grey the ui control
 572                                         }
 573                                         else
 574                                         {
 575                                                 // TODO grey out the ui control
 576                                         }
 577                                         break;
 578                                 }
 579                                 break;
 580                         }
 581                 }
 582         }
 583         // For any options not found in the option string, set ui to
 584         // default values
 585         for (jj = 0; jj < X264_OPT_MAP_SIZE; jj++)
 586         {
 587                 if (!x264_opt_map[jj].found)
 588                 {
 589                         gchar *val = strdup(x264_opt_map[jj].def_val);
 590                         switch(x264_opt_map[jj].type)
 591                         {
 592                         case X264_OPT_INT:
 593                                 x264_update_int(ud, x264_opt_map[jj].name, val);
 594                                 break;
 595                         case X264_OPT_DOUBLE:
 596                                 x264_update_double(ud, x264_opt_map[jj].name, val);
 597                                 break;
 598                         case X264_OPT_BOOL:
 599                                 x264_update_bool(ud, x264_opt_map[jj].name, val);
 600                                 break;
 601                         case X264_OPT_COMBO:
 602                                 x264_update_combo(ud, x264_opt_map[jj].name, val);
 603                                 break;
 604                         case X264_OPT_DEBLOCK:
 605                                 x264_update_deblock(ud, val);
 606                                 break;
 607                         case X264_OPT_PSY:
 608                                 x264_update_psy(ud, val);
 609                                 break;
 610                         case X264_OPT_BOOL_NONE:
 611                                 x264_update_bool_setting(ud, x264_opt_map[jj].name, val);
 612                                 break;
 613                         case X264_OPT_INT_NONE:
 614                                 x264_update_int_setting(ud, x264_opt_map[jj].name, val);
 615                                 break;
 616                         case X264_OPT_TRANS:
 617                                 if (x264_opt_map[jj].translation == NULL)
 618                                         break;
 619                                 val = g_strdup(trans_x264_val(x264_opt_map[jj].translation, val));
 620                                 if (val != NULL)
 621                                 {
 622                                         do_update(ud, x264_opt_map[jj].name,
 623                                                 x264_opt_map[jj].translation->ui_type, val);
 624                                         // TODO un-grey the ui control
 625                                 }
 626                                 else
 627                                 {
 628                                         // TODO grey out the ui control
 629                                 }
 630                                 break;
 631                         }
 632                         x264_opt_map[jj].found = TRUE;
 633                         g_free(val);
 634                 }
 635         }
 636         g_strfreev(split);
 637 }
 638
 639 gchar*
 640 get_deblock_val(signal_user_data_t *ud)
 641 {
 642         gchar *alpha, *beta;
 643         gchar *result;
 644         alpha = ghb_settings_get_string(ud->settings, "x264_deblock_alpha");
 645         beta = ghb_settings_get_string(ud->settings, "x264_deblock_beta");
 646         result = g_strdup_printf("%s,%s", alpha, beta);
 647         g_free(alpha);
 648         g_free(beta);
 649         return result;
 650 }
 651
 652 gchar*
 653 get_psy_val(signal_user_data_t *ud)
 654 {
 655         gdouble rd, trell;
 656         gchar *result;
 657         rd = ghb_settings_get_double(ud->settings, "x264_psy_rd");
 658         trell = ghb_settings_get_double(ud->settings, "x264_psy_trell");
 659         result = g_strdup_printf("%g|%g", rd, trell);
 660         return result;
 661 }
 662
 663 static void
 664 x264_opt_update(signal_user_data_t *ud, GtkWidget *widget)
 665 {
 666         gint jj;
 667         const gchar *name = ghb_get_setting_key(widget);
 668         gchar **opt_syns = NULL;
 669         const gchar *def_val = NULL;
 670         gint type;
 671         trans_table_t *trans;
 672
 673         for (jj = 0; jj < X264_OPT_MAP_SIZE; jj++)
 674         {
 675                 if (strcmp(name, x264_opt_map[jj].name) == 0)
 676                 {
 677                         // found the options that needs updating
 678                         opt_syns = x264_opt_map[jj].opt_syns;
 679                         def_val = x264_opt_map[jj].def_val;
 680                         type = x264_opt_map[jj].type;
 681                         trans = x264_opt_map[jj].translation;
 682                         break;
 683                 }
 684         }
 685         if (opt_syns != NULL)
 686         {
 687                 GString *x264opts = g_string_new("");
 688                 gchar *options;
 689                 gchar **split = NULL;
 690                 gint ii;
 691                 gboolean foundit = FALSE;
 692
 693                 options = ghb_settings_get_string(ud->settings, "x264Option");
 694                 if (options)
 695                 {
 696                         split = g_strsplit(options, ":", -1);
 697                         g_free(options);
 698                 }
 699                 for (ii = 0; split && split[ii] != NULL; ii++)
 700                 {
 701                         gint syn;
 702                         gchar *val = NULL;
 703                         gchar *pos = strchr(split[ii], '=');
 704                         if (pos != NULL)
 705                         {
 706                                 val = pos + 1;
 707                                 *pos = 0;
 708                         }
 709                         syn = find_syn_match(split[ii], opt_syns);
 710                         if (syn >= 0)
 711                         { // Updating this option
 712                                 gchar *val;
 713                                 foundit = TRUE;
 714                                 if (type == X264_OPT_DEBLOCK)
 715                                         val = get_deblock_val(ud);
 716                                 else if (type == X264_OPT_PSY)
 717                                         val = get_psy_val(ud);
 718                                 else
 719                                 {
 720                                         GValue *gval;
 721                                         gval = ghb_widget_value(widget);
 722                                         if (G_VALUE_TYPE(gval) == G_TYPE_BOOLEAN)
 723                                         {
 724                                                 if (ghb_value_boolean(gval))
 725                                                         val = g_strdup("1");
 726                                                 else
 727                                                         val = g_strdup("0");
 728                                         }
 729                                         else
 730                                         {
 731                                                 val = ghb_widget_string(widget);
 732                                         }
 733                                         ghb_value_free(gval);
 734                                 }
 735                                 if (type == X264_OPT_TRANS)
 736                                 {
 737                                         gchar *tmp;
 738                                         tmp = g_strdup(trans_ui_val(trans, val));
 739                                         if (tmp)
 740                                         {
 741                                                 g_free(val);
 742                                                 val = tmp;
 743                                         }
 744                                 }
 745                                 if (strcmp(def_val, val) != 0)
 746                                 {
 747                                         g_string_append_printf(x264opts, "%s=%s:", opt_syns[syn], val);
 748                                 }
 749                                 g_free(val);
 750                         }
 751                         else if (val != NULL)
 752                                 g_string_append_printf(x264opts, "%s=%s:", split[ii], val);
 753                         else
 754                                 g_string_append_printf(x264opts, "%s:", split[ii]);
 755
 756                 }
 757                 if (split) g_strfreev(split);
 758                 if (!foundit)
 759                 {
 760                         gchar *val;
 761                         if (type == X264_OPT_DEBLOCK)
 762                                 val = get_deblock_val(ud);
 763                         else if (type == X264_OPT_PSY)
 764                                 val = get_psy_val(ud);
 765                         else
 766                         {
 767                                 GValue *gval;
 768                                 gval = ghb_widget_value(widget);
 769                                 if (G_VALUE_TYPE(gval) == G_TYPE_BOOLEAN)
 770                                 {
 771                                         if (ghb_value_boolean(gval))
 772                                                 val = g_strdup("1");
 773                                         else
 774                                                 val = g_strdup("0");
 775                                 }
 776                                 else
 777                                 {
 778                                         val = ghb_widget_string(widget);
 779                                 }
 780                                 ghb_value_free(gval);
 781                         }
 782                         if (type == X264_OPT_TRANS)
 783                         {
 784                                 gchar *tmp;
 785                                 tmp = g_strdup(trans_ui_val(trans, val));
 786                                 if (tmp)
 787                                 {
 788                                         g_free(val);
 789                                         val = tmp;
 790                                 }
 791                         }
 792                         if (strcmp(def_val, val) != 0)
 793                         {
 794                                 g_string_append_printf(x264opts, "%s=%s:", opt_syns[0], val);
 795                         }
 796                         g_free(val);
 797                 }
 798                 // Update the options value
 799                 // strip the trailing ":"
 800                 gchar *result;
 801                 gint len;
 802                 result = g_string_free(x264opts, FALSE);
 803                 len = strlen(result);
 804                 if (len > 0) result[len - 1] = 0;
 805                 gchar *sopts;
 806                 sopts = sanitize_x264opts(ud, result);
 807                 ghb_ui_update(ud, "x264Option", ghb_string_value(sopts));
 808                 ghb_x264_parse_options(ud, sopts);
 809                 g_free(sopts);
 810                 g_free(result);
 811         }
 812 }
 813
 814 static gint
 815 x264_find_opt(gchar **opts, gchar **opt_syns)
 816 {
 817         gint ii;
 818         for (ii = 0; opts[ii] != NULL; ii++)
 819         {
 820                 gchar *opt;
 821                 opt = g_strdup(opts[ii]);
 822                 gchar *pos = strchr(opt, '=');
 823                 if (pos != NULL)
 824                 {
 825                         *pos = 0;
 826                 }
 827                 if (find_syn_match(opt, opt_syns) >= 0)
 828                 {
 829                         g_free(opt);
 830                         return ii;
 831                 }
 832                 g_free(opt);
 833         }
 834         return -1;
 835 }
 836
 837 static void
 838 x264_remove_opt(gchar **opts, gchar **opt_syns)
 839 {
 840         gint ii;
 841         for (ii = 0; opts[ii] != NULL; ii++)
 842         {
 843                 gchar *opt;
 844                 opt = g_strdup(opts[ii]);
 845                 gchar *pos = strchr(opt, '=');
 846                 if (pos != NULL)
 847                 {
 848                         *pos = 0;
 849                 }
 850                 if (find_syn_match(opt, opt_syns) >= 0)
 851                 {
 852                         // Mark as deleted
 853                         opts[ii][0] = 0;
 854                 }
 855                 g_free(opt);
 856         }
 857 }
 858
 859 static gchar*
 860 x264_lookup_value(gchar **opts, gchar **opt_syns)
 861 {
 862         gchar *ret = NULL;
 863         gint pos;
 864
 865         const gchar *def_val = x264_opt_get_default(opt_syns[0]);
 866
 867         pos = x264_find_opt(opts, opt_syns);
 868         if (pos >= 0)
 869         {
 870                 gchar *cpos = strchr(opts[pos], '=');
 871                 if (cpos != NULL)
 872                 {
 873                         ret = g_strdup(cpos+1);
 874                 }
 875                 else
 876                 {
 877                         ret = g_strdup("");
 878                 }
 879         }
 880         else if (def_val != NULL)
 881         {
 882                 ret = g_strdup(def_val);
 883         }
 884         return ret;
 885 }
 886
 887 gint
 888 ghb_lookup_badapt(const gchar *options)
 889 {
 890         gint ret = 0;
 891         gchar *result;
 892         gchar **split;
 893
 894         if (options == NULL)
 895                 options = "";
 896
 897         split = g_strsplit(options, ":", -1);
 898
 899         result = x264_lookup_value(split, x264_badapt_syns);
 900         g_strfreev(split);
 901         if (result != NULL)
 902         {
 903                 ret = g_strtod(result, NULL);
 904                 g_free(result);
 905         }
 906         return ret;
 907 }
 908
 909 gint
 910 ghb_lookup_aqmode(const gchar *options)
 911 {
 912         gint ret = 0;
 913         gchar *result;
 914         gchar **split;
 915
 916         if (options == NULL)
 917                 options = "";
 918
 919         split = g_strsplit(options, ":", -1);
 920
 921         result = x264_lookup_value(split, x264_aqmode_syns);
 922         g_strfreev(split);
 923         if (result != NULL)
 924         {
 925                 ret = g_strtod(result, NULL);
 926                 g_free(result);
 927         }
 928         return ret;
 929 }
 930
 931 gint
 932 ghb_lookup_bframes(const gchar *options)
 933 {
 934         gint ret = 0;
 935         gchar *result;
 936         gchar **split;
 937
 938         if (options == NULL)
 939                 options = "";
 940
 941         split = g_strsplit(options, ":", -1);
 942
 943         result = x264_lookup_value(split, x264_bframes_syns);
 944         g_strfreev(split);
 945         if (result != NULL)
 946         {
 947                 ret = g_strtod(result, NULL);
 948                 g_free(result);
 949         }
 950         return ret;
 951 }
 952
 953 gint
 954 ghb_lookup_mbtree(const gchar *options)
 955 {
 956         gint ret = ghb_lookup_bframes(options) != 0;
 957         gchar *result;
 958         gchar **split;
 959
 960         if (options == NULL)
 961                 options = "";
 962
 963         split = g_strsplit(options, ":", -1);
 964
 965         result = x264_lookup_value(split, x264_mbtree_syns);
 966         g_strfreev(split);
 967         if (result != NULL)
 968         {
 969                 ret = g_strtod(result, NULL);
 970                 g_free(result);
 971         }
 972         return ret;
 973 }
 974
 975 // Construct the x264 options string
 976 // The result is allocated, so someone must free it at some point.
 977 static gchar*
 978 sanitize_x264opts(signal_user_data_t *ud, const gchar *options)
 979 {
 980         GString *x264opts = g_string_new("");
 981         gchar **split = g_strsplit(options, ":", -1);
 982         gint ii;
 983
 984         // Fix up option dependencies
 985         gint subme = ghb_settings_combo_int(ud->settings, "x264_subme");
 986         if (subme < 6)
 987         {
 988                 x264_remove_opt(split, x264_psy_syns);
 989         }
 990         gint trell = ghb_settings_combo_int(ud->settings, "x264_trellis");
 991         if (subme == 10)
 992         {
 993                 gint aqmode = ghb_lookup_aqmode(options);
 994                 if (trell != 2 || aqmode == 0)
 995                 {
 996                         gint pos = x264_find_opt(split, x264_subme_syns);
 997                         g_free(split[pos]);
 998                         split[pos] = g_strdup_printf("subme=9");
 999                 }
1000         }
1001         if (trell < 1)
1002         {
1003                 gint psy;
1004                 gdouble psy_rd = 0., psy_trell;
1005
1006                 psy = x264_find_opt(split, x264_psy_syns);
1007                 if (psy >= 0)
1008                 {
1009                         gchar *pos = strchr(split[psy], '=');
1010                         if (pos != NULL)
1011                         {
1012                                 x264_parse_psy(pos+1, &psy_rd, &psy_trell);
1013                         }
1014                         g_free(split[psy]);
1015                         split[psy] = g_strdup_printf("psy-rd=%g|0", psy_rd);
1016                 }
1017         }
1018         gint bframes = ghb_settings_get_int(ud->settings, "x264_bframes");
1019         if (bframes == 0)
1020         {
1021                 x264_remove_opt(split, x264_direct_syns);
1022                 x264_remove_opt(split, x264_badapt_syns);
1023         }
1024         if (bframes <= 1)
1025         {
1026                 x264_remove_opt(split, x264_bpyramid_syns);
1027         }
1028         // Remove entries that match the defaults
1029         for (ii = 0; split[ii] != NULL; ii++)
1030         {
1031                 gchar *val = NULL;
1032                 gchar *opt = g_strdup(split[ii]);
1033                 gchar *pos = strchr(opt, '=');
1034                 if (pos != NULL)
1035                 {
1036                         val = pos + 1;
1037                         *pos = 0;
1038                 }
1039                 else
1040                 {
1041                         val = "1";
1042                 }
1043                 const gchar *def_val;
1044                 def_val = x264_opt_get_default(opt);
1045                 if (strcmp(val, def_val) == 0)
1046                 {
1047                         // Matches the default, so remove it
1048                         split[ii][0] = 0;
1049                 }
1050                 g_free(opt);
1051         }
1052         for (ii = 0; split[ii] != NULL; ii++)
1053         {
1054                 if (split[ii][0] != 0)
1055                         g_string_append_printf(x264opts, "%s:", split[ii]);
1056         }
1057         g_strfreev(split);
1058         // strip the trailing ":"
1059         gchar *result;
1060         gint len;
1061         result = g_string_free(x264opts, FALSE);
1062         len = strlen(result);
1063         if (len > 0) result[len - 1] = 0;
1064         return result;
1065 }
1066