/***************************************************************************
 *            hb-backend.c
 *
 *  Fri Mar 28 10:38:44 2008
 *  Copyright  2008-2011  John Stebbins
 *  <john at stebbins dot name>
 ****************************************************************************/

/*
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Library General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor Boston, MA 02110-1301,  USA
 */
#define _GNU_SOURCE
#include <limits.h>
#include <math.h>
#include "hb.h"
#include <gtk/gtk.h>
#include <glib/gstdio.h>
#include "hb-backend.h"
#include "settings.h"
#include "callbacks.h"
#include "subtitlehandler.h"
#include "audiohandler.h"
#include "x264handler.h"
#include "preview.h"
#include "values.h"
#include "lang.h"

typedef struct
{
	const gchar *option;
	const gchar *shortOpt;
	gdouble ivalue;
	const gchar *svalue;
} options_map_t;

typedef struct
{
	gint count;
	options_map_t *map;
} combo_opts_t;

static gchar **index_str = NULL;
static gint index_str_size = 0;

static void 
index_str_init(gint max_index)
{
	int ii;

	if (max_index+1 > index_str_size)
	{
		index_str = realloc(index_str, (max_index+1) * sizeof(char*));
		for (ii = index_str_size; ii <= max_index; ii++)
		{
			index_str[ii] = g_strdup_printf("%d", ii);
		}
		index_str_size = max_index + 1;
	}
}

static options_map_t d_point_to_point_opts[] =
{
	{"Chapters:",       "chapter", 0, "0"},
	{"Seconds:", "time",    1, "1"},
	{"Frames:",   "frame",   2, "2"},
};
combo_opts_t point_to_point_opts =
{
	sizeof(d_point_to_point_opts)/sizeof(options_map_t),
	d_point_to_point_opts
};

static options_map_t d_when_complete_opts[] =
{
	{"Do Nothing",            "nothing",  0, "0"},
	{"Show Notification",     "notify",   1, "1"},
	{"Quit Handbrake",        "quit",     4, "4"},
	{"Put Computer To Sleep", "sleep",    2, "2"},
	{"Shutdown Computer",     "shutdown", 3, "3"},
};
combo_opts_t when_complete_opts =
{
	sizeof(d_when_complete_opts)/sizeof(options_map_t),
	d_when_complete_opts
};

static options_map_t d_par_opts[] =
{
	{"Off", "0", 0, "0"},
	{"Strict", "1", 1, "1"},
	{"Loose", "2", 2, "2"},
	{"Custom", "3", 3, "3"},
};
combo_opts_t par_opts =
{
	sizeof(d_par_opts)/sizeof(options_map_t),
	d_par_opts
};

static options_map_t d_alignment_opts[] =
{
	{"2", "2", 2, "2"},
	{"4", "4", 4, "4"},
	{"8", "8", 8, "8"},
	{"16", "16", 16, "16"},
};
combo_opts_t alignment_opts =
{
	sizeof(d_alignment_opts)/sizeof(options_map_t),
	d_alignment_opts
};

static options_map_t d_logging_opts[] =
{
	{"0", "0", 0, "0"},
	{"1", "1", 1, "1"},
	{"2", "2", 2, "2"},
};
combo_opts_t logging_opts =
{
	sizeof(d_logging_opts)/sizeof(options_map_t),
	d_logging_opts
};

static options_map_t d_log_longevity_opts[] =
{
	{"Week",     "week",     7, "7"},
	{"Month",    "month",    30, "30"},
	{"Year",     "year",     365, "365"},
	{"Immortal", "immortal", 366, "366"},
};
combo_opts_t log_longevity_opts =
{
	sizeof(d_log_longevity_opts)/sizeof(options_map_t),
	d_log_longevity_opts
};

static options_map_t d_appcast_update_opts[] =
{
	{"Never", "never", 0, "never"},
	{"Daily", "daily", 1, "daily"},
	{"Weekly", "weekly", 2, "weekly"},
	{"Monthly", "monthly", 3, "monthly"},
};
combo_opts_t appcast_update_opts =
{
	sizeof(d_appcast_update_opts)/sizeof(options_map_t),
	d_appcast_update_opts
};

static options_map_t d_vqual_granularity_opts[] =
{
	{"0.2",  "0.2",  0.2,  "0.2"},
	{"0.25", "0.25", 0.25, "0.25"},
	{"0.5",  "0.5",  0.5,  "0.5"},
	{"1",    "1",    1,    "1"},
};
combo_opts_t vqual_granularity_opts =
{
	sizeof(d_vqual_granularity_opts)/sizeof(options_map_t),
	d_vqual_granularity_opts
};

static options_map_t d_container_opts[] =
{
	{"MKV", "mkv", HB_MUX_MKV, "mkv"},
	{"MP4", "mp4", HB_MUX_MP4, "mp4"},
};
combo_opts_t container_opts =
{
	sizeof(d_container_opts)/sizeof(options_map_t),
	d_container_opts
};

static options_map_t d_detel_opts[] =
{
	{"Off",    "off",   0, ""},
	{"Custom", "custom", 1, ""},
	{"Default","default",2, NULL},
};
combo_opts_t detel_opts =
{
	sizeof(d_detel_opts)/sizeof(options_map_t),
	d_detel_opts
};

static options_map_t d_decomb_opts[] =
{
	{"Off",    "off",   0, ""},
	{"Custom", "custom", 1, ""},
	{"Default","default",2, NULL},
};
combo_opts_t decomb_opts =
{
	sizeof(d_decomb_opts)/sizeof(options_map_t),
	d_decomb_opts
};

static options_map_t d_deint_opts[] =
{
	{"Off",    "off",   0, ""},
	{"Custom", "custom", 1, ""},
	{"Fast",   "fast",   2, "-1:-1:-1:0:1"},
	{"Slow",   "slow",   3, "2:-1:-1:0:1"},
	{"Slower", "slower", 4, "0:-1:-1:0:1"},
};
combo_opts_t deint_opts =
{
	sizeof(d_deint_opts)/sizeof(options_map_t),
	d_deint_opts
};

static options_map_t d_denoise_opts[] =
{
	{"Off",    "off",   0, ""},
	{"Custom", "custom", 1, ""},
	{"Weak",   "weak",   2, "2:1:2:3"},
	{"Medium", "medium", 3, "3:2:2:3"},
	{"Strong", "strong", 4, "7:7:5:5"},
};
combo_opts_t denoise_opts =
{
	sizeof(d_denoise_opts)/sizeof(options_map_t),
	d_denoise_opts
};

static options_map_t d_vcodec_opts[] =
{
	{"H.264 (x264)",    "x264",   HB_VCODEC_X264, ""},
	{"MPEG-4 (FFmpeg)", "ffmpeg", HB_VCODEC_FFMPEG_MPEG4, ""},
	{"MPEG-2 (FFmpeg)", "ffmpeg2",HB_VCODEC_FFMPEG_MPEG2, ""},
	{"VP3 (Theora)",    "theora", HB_VCODEC_THEORA, ""},
};
combo_opts_t vcodec_opts =
{
	sizeof(d_vcodec_opts)/sizeof(options_map_t),
	d_vcodec_opts
};

static options_map_t d_acodec_opts[] =
{
	{"AAC (faac)",      "faac",    HB_ACODEC_FAAC,     "faac"},
	{"MP3 (lame)",      "lame",    HB_ACODEC_LAME,     "lame"},
	{"Vorbis",          "vorbis",  HB_ACODEC_VORBIS,   "vorbis"},
	{"AC3 (ffmpeg)",    "ac3",     HB_ACODEC_AC3,      "ac3"},
	{"AC3 (pass-thru)", "ac3pass", HB_ACODEC_AC3_PASS, "ac3pass"},
	{"DTS (pass-thru)", "dtspass", HB_ACODEC_DCA_PASS, "dtspass"},
	{"Choose For Me",   "auto",    HB_ACODEC_ANY,      "auto"},
};
combo_opts_t acodec_opts =
{
	sizeof(d_acodec_opts)/sizeof(options_map_t),
	d_acodec_opts
};

static options_map_t d_direct_opts[] =
{
	{"None",      "none",     0, "none"},
	{"Spatial",   "spatial",  1, "spatial"},
	{"Temporal",  "temporal", 2, "temporal"},
	{"Automatic", "auto",     3, "auto"},
};
combo_opts_t direct_opts =
{
	sizeof(d_direct_opts)/sizeof(options_map_t),
	d_direct_opts
};

static options_map_t d_badapt_opts[] =
{
	{"Off",             "0", 0, "0"},
	{"Fast",            "1", 1, "1"},
	{"Optimal",         "2", 2, "2"},
};
combo_opts_t badapt_opts =
{
	sizeof(d_badapt_opts)/sizeof(options_map_t),
	d_badapt_opts
};

static options_map_t d_bpyramid_opts[] =
{
	{"Off",    "none",   0, "none"},
	{"Strict", "strict", 1, "strict"},
	{"Normal", "normal", 2, "normal"},
};
combo_opts_t bpyramid_opts =
{
	sizeof(d_bpyramid_opts)/sizeof(options_map_t),
	d_bpyramid_opts
};

static options_map_t d_weightp_opts[] =
{
	{"Off",    "0", 0, "0"},
	{"Simple", "1", 1, "1"},
	{"Smart",  "2", 2, "2"},
};
combo_opts_t weightp_opts =
{
	sizeof(d_weightp_opts)/sizeof(options_map_t),
	d_weightp_opts
};

static options_map_t d_me_opts[] =
{
	{"Diamond",              "dia",  0, "dia"},
	{"Hexagon",              "hex",  1, "hex"},
	{"Uneven Multi-Hexagon", "umh",  2, "umh"},
	{"Exhaustive",           "esa",  3, "esa"},
	{"Hadamard Exhaustive",  "tesa", 4, "tesa"},
};
combo_opts_t me_opts =
{
	sizeof(d_me_opts)/sizeof(options_map_t),
	d_me_opts
};

static options_map_t d_subme_opts[] =
{
	{"0: SAD, no subpel",          "0", 0, "0"},
	{"1: SAD, qpel",               "1", 1, "1"},
	{"2: SATD, qpel",              "2", 2, "2"},
	{"3: SATD: multi-qpel",        "3", 3, "3"},
	{"4: SATD, qpel on all",       "4", 4, "4"},
	{"5: SATD, multi-qpel on all", "5", 5, "5"},
	{"6: RD in I/P-frames",        "6", 6, "6"},
	{"7: RD in all frames",        "7", 7, "7"},
	{"8: RD refine in I/P-frames", "8", 8, "8"},
	{"9: RD refine in all frames", "9", 9, "9"},
	{"10: QPRD in all frames",     "10", 10, "10"},
};
combo_opts_t subme_opts =
{
	sizeof(d_subme_opts)/sizeof(options_map_t),
	d_subme_opts
};

static options_map_t d_analyse_opts[] =
{
	{"Most", "p8x8,b8x8,i8x8,i4x4", 0, "p8x8,b8x8,i8x8,i4x4"},
	{"None", "none", 1, "none"},
	{"Some", "i4x4,i8x8", 2, "i4x4,i8x8"},
	{"All",  "all",  3, "all"},
	{"Custom",  "custom",  4, "all"},
};
combo_opts_t analyse_opts =
{
	sizeof(d_analyse_opts)/sizeof(options_map_t),
	d_analyse_opts
};

static options_map_t d_trellis_opts[] =
{
	{"Off",         "0", 0, "0"},
	{"Encode only", "1", 1, "1"},
	{"Always",      "2", 2, "2"},
};
combo_opts_t trellis_opts =
{
	sizeof(d_trellis_opts)/sizeof(options_map_t),
	d_trellis_opts
};

combo_opts_t subtitle_opts =
{
	0,
	NULL
};

combo_opts_t title_opts =
{
	0,
	NULL
};

combo_opts_t audio_track_opts =
{
	0,
	NULL
};

typedef struct
{
	const gchar *name;
	combo_opts_t *opts;
} combo_name_map_t;

combo_name_map_t combo_name_map[] =
{
	{"PtoPType", &point_to_point_opts},
	{"WhenComplete", &when_complete_opts},
	{"PicturePAR", &par_opts},
	{"PictureModulus", &alignment_opts},
	{"LoggingLevel", &logging_opts},
	{"LogLongevity", &log_longevity_opts},
	{"check_updates", &appcast_update_opts},
	{"VideoQualityGranularity", &vqual_granularity_opts},
	{"FileFormat", &container_opts},
	{"PictureDeinterlace", &deint_opts},
	{"PictureDecomb", &decomb_opts},
	{"PictureDetelecine", &detel_opts},
	{"PictureDenoise", &denoise_opts},
	{"VideoEncoder", &vcodec_opts},
	{"AudioEncoder", &acodec_opts},
	{"AudioEncoderActual", &acodec_opts},
	{"x264_direct", &direct_opts},
	{"x264_b_adapt", &badapt_opts},
	{"x264_bpyramid", &bpyramid_opts},
	{"x264_weighted_pframes", &weightp_opts},
	{"x264_me", &me_opts},
	{"x264_subme", &subme_opts},
	{"x264_analyse", &analyse_opts},
	{"x264_trellis", &trellis_opts},
	{"SubtitleTrack", &subtitle_opts},
	{"title", &title_opts},
	{"AudioTrack", &audio_track_opts},
	{NULL, NULL}
};

const gchar *srt_codeset_table[] =
{
	"ANSI_X3.4-1968",
	"ANSI_X3.4-1986",
	"ANSI_X3.4",
	"ANSI_X3.110-1983",
	"ANSI_X3.110",
	"ASCII",
	"ECMA-114",
	"ECMA-118",
	"ECMA-128",
	"ECMA-CYRILLIC",
	"IEC_P27-1",
	"ISO-8859-1",
	"ISO-8859-2",
	"ISO-8859-3",
	"ISO-8859-4",
	"ISO-8859-5",
	"ISO-8859-6",
	"ISO-8859-7",
	"ISO-8859-8",
	"ISO-8859-9",
	"ISO-8859-9E",
	"ISO-8859-10",
	"ISO-8859-11",
	"ISO-8859-13",
	"ISO-8859-14",
	"ISO-8859-15",
	"ISO-8859-16",
	"UTF-7",
	"UTF-8",
	"UTF-16",
	"UTF-16LE",
	"UTF-16BE",
	"UTF-32",
	"UTF-32LE",
	"UTF-32BE",
	NULL
};
#define	SRT_TABLE_SIZE (sizeof(srt_codeset_table)/ sizeof(char*)-1)

#if 0
typedef struct iso639_lang_t
{
    char * eng_name;        /* Description in English */
    char * native_name;     /* Description in native language */
    char * iso639_1;       /* ISO-639-1 (2 characters) code */
    char * iso639_2;        /* ISO-639-2/t (3 character) code */
    char * iso639_2b;       /* ISO-639-2/b code (if different from above) */
} iso639_lang_t;
#endif

const iso639_lang_t ghb_language_table[] =
{ 
	{ "Any", "", "zz", "und" },
	{ "Afar", "", "aa", "aar" },
	{ "Abkhazian", "", "ab", "abk" },
	{ "Afrikaans", "", "af", "afr" },
	{ "Akan", "", "ak", "aka" },
	{ "Albanian", "", "sq", "sqi", "alb" },
	{ "Amharic", "", "am", "amh" },
	{ "Arabic", "", "ar", "ara" },
	{ "Aragonese", "", "an", "arg" },
	{ "Armenian", "", "hy", "hye", "arm" },
	{ "Assamese", "", "as", "asm" },
	{ "Avaric", "", "av", "ava" },
	{ "Avestan", "", "ae", "ave" },
	{ "Aymara", "", "ay", "aym" },
	{ "Azerbaijani", "", "az", "aze" },
	{ "Bashkir", "", "ba", "bak" },
	{ "Bambara", "", "bm", "bam" },
	{ "Basque", "", "eu", "eus", "baq" },
	{ "Belarusian", "", "be", "bel" },
	{ "Bengali", "", "bn", "ben" },
	{ "Bihari", "", "bh", "bih" },
	{ "Bislama", "", "bi", "bis" },
	{ "Bosnian", "", "bs", "bos" },
	{ "Breton", "", "br", "bre" },
	{ "Bulgarian", "", "bg", "bul" },
	{ "Burmese", "", "my", "mya", "bur" },
	{ "Catalan", "", "ca", "cat" },
	{ "Chamorro", "", "ch", "cha" },
	{ "Chechen", "", "ce", "che" },
	{ "Chinese", "", "zh", "zho", "chi" },
	{ "Church Slavic", "", "cu", "chu" },
	{ "Chuvash", "", "cv", "chv" },
	{ "Cornish", "", "kw", "cor" },
	{ "Corsican", "", "co", "cos" },
	{ "Cree", "", "cr", "cre" },
	{ "Czech", "", "cs", "ces", "cze" },
	{ "Danish", "Dansk", "da", "dan" },
	{ "German", "Deutsch", "de", "deu", "ger" },
	{ "Divehi", "", "dv", "div" },
	{ "Dzongkha", "", "dz", "dzo" },
	{ "English", "English", "en", "eng" },
	{ "Spanish", "Espanol", "es", "spa" },
	{ "Esperanto", "", "eo", "epo" },
	{ "Estonian", "", "et", "est" },
	{ "Ewe", "", "ee", "ewe" },
	{ "Faroese", "", "fo", "fao" },
	{ "Fijian", "", "fj", "fij" },
	{ "French", "Francais", "fr", "fra", "fre" },
	{ "Western Frisian", "", "fy", "fry" },
	{ "Fulah", "", "ff", "ful" },
	{ "Georgian", "", "ka", "kat", "geo" },
	{ "Gaelic (Scots)", "", "gd", "gla" },
	{ "Irish", "", "ga", "gle" },
	{ "Galician", "", "gl", "glg" },
	{ "Manx", "", "gv", "glv" },
	{ "Greek, Modern", "", "el", "ell", "gre" },
	{ "Guarani", "", "gn", "grn" },
	{ "Gujarati", "", "gu", "guj" },
	{ "Haitian", "", "ht", "hat" },
	{ "Hausa", "", "ha", "hau" },
	{ "Hebrew", "", "he", "heb" },
	{ "Herero", "", "hz", "her" },
	{ "Hindi", "", "hi", "hin" },
	{ "Hiri Motu", "", "ho", "hmo" },
	{ "Croatian", "Hrvatski", "hr", "hrv", "scr" },
	{ "Igbo", "", "ig", "ibo" },
	{ "Ido", "", "io", "ido" },
	{ "Icelandic", "Islenska", "is", "isl", "ice" },
	{ "Sichuan Yi", "", "ii", "iii" },
	{ "Inuktitut", "", "iu", "iku" },
	{ "Interlingue", "", "ie", "ile" },
	{ "Interlingua", "", "ia", "ina" },
	{ "Indonesian", "", "id", "ind" },
	{ "Inupiaq", "", "ik", "ipk" },
	{ "Italian", "Italiano", "it", "ita" },
	{ "Javanese", "", "jv", "jav" },
	{ "Japanese", "", "ja", "jpn" },
	{ "Kalaallisut", "", "kl", "kal" },
	{ "Kannada", "", "kn", "kan" },
	{ "Kashmiri", "", "ks", "kas" },
	{ "Kanuri", "", "kr", "kau" },
	{ "Kazakh", "", "kk", "kaz" },
	{ "Central Khmer", "", "km", "khm" },
	{ "Kikuyu", "", "ki", "kik" },
	{ "Kinyarwanda", "", "rw", "kin" },
	{ "Kirghiz", "", "ky", "kir" },
	{ "Komi", "", "kv", "kom" },
	{ "Kongo", "", "kg", "kon" },
	{ "Korean", "", "ko", "kor" },
	{ "Kuanyama", "", "kj", "kua" },
	{ "Kurdish", "", "ku", "kur" },
	{ "Lao", "", "lo", "lao" },
	{ "Latin", "", "la", "lat" },
	{ "Latvian", "", "lv", "lav" },
	{ "Limburgan", "", "li", "lim" },
	{ "Lingala", "", "ln", "lin" },
	{ "Lithuanian", "", "lt", "lit" },
	{ "Luxembourgish", "", "lb", "ltz" },
	{ "Luba-Katanga", "", "lu", "lub" },
	{ "Ganda", "", "lg", "lug" },
	{ "Macedonian", "", "mk", "mkd", "mac" },
	{ "Hungarian", "Magyar", "hu", "hun" },
	{ "Marshallese", "", "mh", "mah" },
	{ "Malayalam", "", "ml", "mal" },
	{ "Maori", "", "mi", "mri", "mao" },
	{ "Marathi", "", "mr", "mar" },
	{ "Malay", "", "ms", "msa", "msa" },
	{ "Malagasy", "", "mg", "mlg" },
	{ "Maltese", "", "mt", "mlt" },
	{ "Moldavian", "", "mo", "mol" },
	{ "Mongolian", "", "mn", "mon" },
	{ "Nauru", "", "na", "nau" },
	{ "Navajo", "", "nv", "nav" },
	{ "Dutch", "Nederlands", "nl", "nld", "dut" },
	{ "Ndebele, South", "", "nr", "nbl" },
	{ "Ndebele, North", "", "nd", "nde" },
	{ "Ndonga", "", "ng", "ndo" },
	{ "Nepali", "", "ne", "nep" },
	{ "Norwegian", "Norsk", "no", "nor" },
	{ "Norwegian Nynorsk", "", "nn", "nno" },
	{ "Norwegian Bokmål", "", "nb", "nob" },
	{ "Chichewa; Nyanja", "", "ny", "nya" },
	{ "Occitan", "", "oc", "oci" },
	{ "Ojibwa", "", "oj", "oji" },
	{ "Oriya", "", "or", "ori" },
	{ "Oromo", "", "om", "orm" },
	{ "Ossetian", "", "os", "oss" },
	{ "Panjabi", "", "pa", "pan" },
	{ "Persian", "", "fa", "fas", "per" },
	{ "Pali", "", "pi", "pli" },
	{ "Polish", "", "pl", "pol" },
	{ "Portuguese", "Portugues", "pt", "por" },
	{ "Pushto", "", "ps", "pus" },
	{ "Quechua", "", "qu", "que" },
	{ "Romansh", "", "rm", "roh" },
	{ "Romanian", "", "ro", "ron", "rum" },
	{ "Rundi", "", "rn", "run" },
	{ "Russian", "", "ru", "rus" },
	{ "Sango", "", "sg", "sag" },
	{ "Sanskrit", "", "sa", "san" },
	{ "Serbian", "", "sr", "srp", "scc" },
	{ "Sinhala", "", "si", "sin" },
	{ "Slovak", "", "sk", "slk", "slo" },
	{ "Slovenian", "", "sl", "slv" },
	{ "Northern Sami", "", "se", "sme" },
	{ "Samoan", "", "sm", "smo" },
	{ "Shona", "", "sn", "sna" },
	{ "Sindhi", "", "sd", "snd" },
	{ "Somali", "", "so", "som" },
	{ "Sotho, Southern", "", "st", "sot" },
	{ "Sardinian", "", "sc", "srd" },
	{ "Swati", "", "ss", "ssw" },
	{ "Sundanese", "", "su", "sun" },
	{ "Finnish", "Suomi", "fi", "fin" },
	{ "Swahili", "", "sw", "swa" },
	{ "Swedish", "Svenska", "sv", "swe" },
	{ "Tahitian", "", "ty", "tah" },
	{ "Tamil", "", "ta", "tam" },
	{ "Tatar", "", "tt", "tat" },
	{ "Telugu", "", "te", "tel" },
	{ "Tajik", "", "tg", "tgk" },
	{ "Tagalog", "", "tl", "tgl" },
	{ "Thai", "", "th", "tha" },
	{ "Tibetan", "", "bo", "bod", "tib" },
	{ "Tigrinya", "", "ti", "tir" },
	{ "Tonga", "", "to", "ton" },
	{ "Tswana", "", "tn", "tsn" },
	{ "Tsonga", "", "ts", "tso" },
	{ "Turkmen", "", "tk", "tuk" },
	{ "Turkish", "", "tr", "tur" },
	{ "Twi", "", "tw", "twi" },
	{ "Uighur", "", "ug", "uig" },
	{ "Ukrainian", "", "uk", "ukr" },
	{ "Urdu", "", "ur", "urd" },
	{ "Uzbek", "", "uz", "uzb" },
	{ "Venda", "", "ve", "ven" },
	{ "Vietnamese", "", "vi", "vie" },
	{ "Volapük", "", "vo", "vol" },
	{ "Welsh", "", "cy", "cym", "wel" },
	{ "Walloon", "", "wa", "wln" },
	{ "Wolof", "", "wo", "wol" },
	{ "Xhosa", "", "xh", "xho" },
	{ "Yiddish", "", "yi", "yid" },
	{ "Yoruba", "", "yo", "yor" },
	{ "Zhuang", "", "za", "zha" },
	{ "Zulu", "", "zu", "zul" },
	{NULL, NULL, NULL, NULL}
};
#define	LANG_TABLE_SIZE (sizeof(ghb_language_table)/ sizeof(iso639_lang_t)-1)

static void audio_bitrate_opts_set(GtkBuilder *builder, const gchar *name);

static void
del_tree(const gchar *name, gboolean del_top)
{
	const gchar *file;

	if (g_file_test(name, G_FILE_TEST_IS_DIR))
	{
		GDir *gdir = g_dir_open(name, 0, NULL);
		file = g_dir_read_name(gdir);
		while (file)
		{
			gchar *path;
			path = g_strdup_printf("%s/%s", name, file);
			del_tree(path, TRUE);
			g_free(path);
			file = g_dir_read_name(gdir);
		}
		if (del_top)
			g_rmdir(name);
		g_dir_close(gdir);
	}
	else
	{
		g_unlink(name);
	}
}

const gchar*
ghb_version()
{
	return hb_get_version(NULL);
}

void
ghb_vquality_range(
	signal_user_data_t *ud, 
	gdouble *min, 
	gdouble *max,
	gdouble *step,
	gdouble *page,
	gint *digits,
	gboolean *inverted)
{
	gint vcodec = ghb_settings_combo_int(ud->settings, "VideoEncoder");
	*page = 10;
	*digits = 0;
	switch (vcodec)
	{
		case HB_VCODEC_X264:
		{
			*min = 0;
			*max = 51;
			*step = ghb_settings_combo_double(ud->settings, 
											"VideoQualityGranularity");
			if (*step == 0.2 || *step == 0.5)
				*digits = 1;
			else if (*step == 0.25)
				*digits = 2;
			*inverted = TRUE;
		} break;

		case HB_VCODEC_FFMPEG_MPEG2:
		case HB_VCODEC_FFMPEG_MPEG4:
		{
			*min = 1;
			*max = 31;
			*step = 1;
			*inverted = TRUE;
		} break;

		case HB_VCODEC_THEORA:
		{
			*min = 0;
			*max = 63;
			*step = 1;
			*inverted = FALSE;
		} break;

		default:
		{
			*min = 0;
			*max = 100;
			*step = 1;
			*inverted = FALSE;
		} break;
	}
}

gint
find_combo_entry(combo_opts_t *opts, const GValue *gval)
{
	gint ii;

	if (G_VALUE_TYPE(gval) == G_TYPE_STRING)
	{
		gchar *str;
		str = ghb_value_string(gval);
		for (ii = 0; ii < opts->count; ii++)
		{
			if (strcmp(opts->map[ii].shortOpt, str) == 0)
			{
				break;
			}
		}
		g_free(str);
		return ii;
	}
	else if (G_VALUE_TYPE(gval) == G_TYPE_DOUBLE)
	{
		gdouble val;
		val = ghb_value_double(gval);
		for (ii = 0; ii < opts->count; ii++)
		{
			if (opts->map[ii].ivalue == val)
			{
				break;
			}
		}
		return ii;
	}
	else if (G_VALUE_TYPE(gval) == G_TYPE_INT ||
			 G_VALUE_TYPE(gval) == G_TYPE_BOOLEAN ||
			 G_VALUE_TYPE(gval) == G_TYPE_INT64)
	{
		gint64 val;
		val = ghb_value_int64(gval);
		for (ii = 0; ii < opts->count; ii++)
		{
			if ((gint64)opts->map[ii].ivalue == val)
			{
				break;
			}
		}
		return ii;
	}
	return opts->count;
}

static const gchar*
lookup_generic_string(combo_opts_t *opts, const GValue *gval)
{
	gint ii;
	const gchar *result = "";

	ii = find_combo_entry(opts, gval);
	if (ii < opts->count)
	{
		result = opts->map[ii].svalue;
	}
	return result;
}

static gint
lookup_generic_int(combo_opts_t *opts, const GValue *gval)
{
	gint ii;
	gint result = -1;

	ii = find_combo_entry(opts, gval);
	if (ii < opts->count)
	{
		result = opts->map[ii].ivalue;
	}
	return result;
}

static gdouble
lookup_generic_double(combo_opts_t *opts, const GValue *gval)
{
	gint ii;
	gdouble result = -1;

	ii = find_combo_entry(opts, gval);
	if (ii < opts->count)
	{
		result = opts->map[ii].ivalue;
	}
	return result;
}

static const gchar*
lookup_generic_option(combo_opts_t *opts, const GValue *gval)
{
	gint ii;
	const gchar *result = "";

	ii = find_combo_entry(opts, gval);
	if (ii < opts->count)
	{
		result = opts->map[ii].option;
	}
	return result;
}

static gint
lookup_mix_int(const GValue *mix)
{
	gint ii;
	gint result = 0;


	if (G_VALUE_TYPE(mix) == G_TYPE_STRING)
	{
		gchar * str = ghb_value_string(mix);
		for (ii = 0; ii < hb_audio_mixdowns_count; ii++)
		{
			if (strcmp(hb_audio_mixdowns[ii].short_name, str) == 0)
			{
				result = hb_audio_mixdowns[ii].amixdown;
				break;
			}
		}
		g_free(str);
	}
	else if (G_VALUE_TYPE(mix) == G_TYPE_INT ||
			 G_VALUE_TYPE(mix) == G_TYPE_INT64 ||
			 G_VALUE_TYPE(mix) == G_TYPE_DOUBLE)
	{
		gint val = ghb_value_int(mix);
		for (ii = 0; ii < hb_audio_mixdowns_count; ii++)
		{
			if (hb_audio_mixdowns[ii].amixdown == val)
			{
				result = hb_audio_mixdowns[ii].amixdown;
				break;
			}
		}
	}
	return result;
}

static const gchar*
lookup_mix_option(const GValue *mix)
{
	gint ii;
	gchar *result = "None";


	if (G_VALUE_TYPE(mix) == G_TYPE_STRING)
	{
		gchar *str = ghb_value_string(mix);
		for (ii = 0; ii < hb_audio_mixdowns_count; ii++)
		{
			if (strcmp(hb_audio_mixdowns[ii].short_name, str) == 0)
			{
				result = hb_audio_mixdowns[ii].human_readable_name;
				break;
			}
		}
		g_free(str);
	}
	else if (G_VALUE_TYPE(mix) == G_TYPE_INT ||
			 G_VALUE_TYPE(mix) == G_TYPE_INT64 ||
			 G_VALUE_TYPE(mix) == G_TYPE_DOUBLE)
	{
		gint val = ghb_value_int(mix);
		for (ii = 0; ii < hb_audio_mixdowns_count; ii++)
		{
			if (hb_audio_mixdowns[ii].amixdown == val)
			{
				result = hb_audio_mixdowns[ii].human_readable_name;
				break;
			}
		}
	}
	return result;
}

static const gchar*
lookup_mix_string(const GValue *mix)
{
	gint ii;
	gchar *result = "None";


	if (G_VALUE_TYPE(mix) == G_TYPE_STRING)
	{
		gchar *str = ghb_value_string(mix);
		for (ii = 0; ii < hb_audio_mixdowns_count; ii++)
		{
			if (strcmp(hb_audio_mixdowns[ii].short_name, str) == 0)
			{
				result = hb_audio_mixdowns[ii].short_name;
				break;
			}
		}
		g_free(str);
	}
	else if (G_VALUE_TYPE(mix) == G_TYPE_INT ||
			 G_VALUE_TYPE(mix) == G_TYPE_INT64 ||
			 G_VALUE_TYPE(mix) == G_TYPE_DOUBLE)
	{
		gint val = ghb_value_int(mix);
		for (ii = 0; ii < hb_audio_mixdowns_count; ii++)
		{
			if (hb_audio_mixdowns[ii].amixdown == val)
			{
				result = hb_audio_mixdowns[ii].short_name;
				break;
			}
		}
	}
	return result;
}

static gint
lookup_video_rate_int(const GValue *vrate)
{
	gint ii;
	gchar *str;
	gint result = 0;

	str = ghb_value_string(vrate);
	for (ii = 0; ii < hb_video_rates_count; ii++)
	{
		if (strcmp(hb_video_rates[ii].string, str) == 0)
		{
			result = hb_video_rates[ii].rate;
			break;
		}
	}
	g_free(str);
	// Default to "same as source"
	return result;
}

static const gchar*
lookup_video_rate_option(const GValue *vrate)
{
	gint ii;
	gchar *str;
	const gchar *result = "Same as source";

	str = ghb_value_string(vrate);
	for (ii = 0; ii < hb_video_rates_count; ii++)
	{
		if (strcmp(hb_video_rates[ii].string, str) == 0)
		{
			result = hb_video_rates[ii].string;
			break;
		}
	}
	g_free(str);
	// Default to "same as source"
	return result;
}

static gint
lookup_audio_rate_int(const GValue *rate)
{
	gint ii;
	gint result = 0;

	if (G_VALUE_TYPE(rate) == G_TYPE_STRING)
	{
		// Coincidentally, the string "source" will return 0
		// which is our flag to use "same as source"
		gchar * str = ghb_value_string(rate);
		for (ii = 0; ii < hb_audio_rates_count; ii++)
		{
			if (strcmp(hb_audio_rates[ii].string, str) == 0)
			{
				result = hb_audio_rates[ii].rate;
				break;
			}
		}
		g_free(str);
	}
	else if (G_VALUE_TYPE(rate) == G_TYPE_INT ||
			 G_VALUE_TYPE(rate) == G_TYPE_INT64 ||
			 G_VALUE_TYPE(rate) == G_TYPE_DOUBLE)
	{
		for (ii = 0; ii < hb_audio_rates_count; ii++)
		{
			gint val = ghb_value_int(rate);
			if (val == hb_audio_rates[ii].rate)
			{
				result = hb_audio_rates[ii].rate;
				break;
			}
		}
	}
	return result;
}

static const gchar*
lookup_audio_rate_option(const GValue *rate)
{
	gint ii;
	const gchar *result = "Same as source";

	if (G_VALUE_TYPE(rate) == G_TYPE_STRING)
	{
		// Coincidentally, the string "source" will return 0
		// which is our flag to use "same as source"
		gchar *str = ghb_value_string(rate);
		for (ii = 0; ii < hb_audio_rates_count; ii++)
		{
			if (strcmp(hb_audio_rates[ii].string, str) == 0)
			{
				result = hb_audio_rates[ii].string;
				break;
			}
		}
		g_free(str);
	}
	else if (G_VALUE_TYPE(rate) == G_TYPE_INT ||
			 G_VALUE_TYPE(rate) == G_TYPE_INT64 ||
			 G_VALUE_TYPE(rate) == G_TYPE_DOUBLE)
	{
		for (ii = 0; ii < hb_audio_rates_count; ii++)
		{
			gint val = ghb_value_int(rate);
			if (val == hb_audio_rates[ii].rate)
			{
				result = hb_audio_rates[ii].string;
				break;
			}
		}
	}
	return result;
}

gint
ghb_find_closest_audio_rate(gint rate)
{
	gint ii;
	gint result;

	result = 0;
	for (ii = 0; ii < hb_audio_rates_count; ii++)
	{
		if (rate <= hb_audio_rates[ii].rate)
		{
			result = hb_audio_rates[ii].rate;
			break;
		}
	}
	return result;
}

hb_rate_t *ghb_audio_bitrates;
int ghb_audio_bitrates_count;

static gint
lookup_audio_bitrate_int(const GValue *rate)
{
	gint ii;
	gint result = 0;

	if (G_VALUE_TYPE(rate) == G_TYPE_STRING)
	{
		// Coincidentally, the string "source" will return 0
		// which is our flag to use "same as source"
		gchar *str = ghb_value_string(rate);
		for (ii = 0; ii < ghb_audio_bitrates_count; ii++)
		{
			if (strcmp(ghb_audio_bitrates[ii].string, str) == 0)
			{
				result = ghb_audio_bitrates[ii].rate;
				break;
			}
		}
		g_free(str);
	}
	else if (G_VALUE_TYPE(rate) == G_TYPE_INT ||
			 G_VALUE_TYPE(rate) == G_TYPE_INT64 ||
			 G_VALUE_TYPE(rate) == G_TYPE_DOUBLE)
	{
		gint val = ghb_value_int(rate);
		for (ii = 0; ii < ghb_audio_bitrates_count; ii++)
		{
			if (ghb_audio_bitrates[ii].rate == val)
			{
				result = ghb_audio_bitrates[ii].rate;
				break;
			}
		}
	}
	return result;
}

static const gchar*
lookup_audio_bitrate_option(const GValue *rate)
{
	gint ii;
	const gchar *result = "Same as source";

	if (G_VALUE_TYPE(rate) == G_TYPE_STRING)
	{
		// Coincidentally, the string "source" will return 0
		// which is our flag to use "same as source"
		gchar *str = ghb_value_string(rate);
		for (ii = 0; ii < ghb_audio_bitrates_count; ii++)
		{
			if (strcmp(ghb_audio_bitrates[ii].string, str) == 0)
			{
				result = ghb_audio_bitrates[ii].string;
				break;
			}
		}
		g_free(str);
	}
	else if (G_VALUE_TYPE(rate) == G_TYPE_INT ||
			 G_VALUE_TYPE(rate) == G_TYPE_INT64 ||
			 G_VALUE_TYPE(rate) == G_TYPE_DOUBLE)
	{
		gint val = ghb_value_int(rate);
		for (ii = 0; ii < ghb_audio_bitrates_count; ii++)
		{
			if (ghb_audio_bitrates[ii].rate == val)
			{
				result = ghb_audio_bitrates[ii].string;
				break;
			}
		}
	}
	return result;
}

static gint
lookup_audio_lang_int(const GValue *rate)
{
	gint ii;
	gchar *str;
	gint result = 0;

	// Coincidentally, the string "source" will return 0
	// which is our flag to use "same as source"
	str = ghb_value_string(rate);
	for (ii = 0; ii < LANG_TABLE_SIZE; ii++)
	{
		if (strcmp(ghb_language_table[ii].iso639_2, str) == 0)
		{
			result = ii;
			break;
		}
	}
	g_free(str);
	return result;
}

static const gchar*
lookup_audio_lang_option(const GValue *rate)
{
	gint ii;
	gchar *str;
	const gchar *result = "Same as source";

	// Coincidentally, the string "source" will return 0
	// which is our flag to use "same as source"
	str = ghb_value_string(rate);
	for (ii = 0; ii < LANG_TABLE_SIZE; ii++)
	{
		if (strcmp(ghb_language_table[ii].iso639_2, str) == 0)
		{
			if (ghb_language_table[ii].native_name[0] != 0)
				result = ghb_language_table[ii].native_name;
			else
				result = ghb_language_table[ii].eng_name;
			break;
		}
	}
	g_free(str);
	return result;
}

GValue*
ghb_lookup_acodec_value(gint val)
{
	GValue *value = NULL;
	gint ii;

	for (ii = 0; ii < acodec_opts.count; ii++)
	{
		if ((int)acodec_opts.map[ii].ivalue == val)
		{
			value = ghb_string_value_new(acodec_opts.map[ii].shortOpt);
			return value;
		}
	}
	value = ghb_string_value_new("auto");
	return value;
}

static GValue*
get_amix_value(gint val)
{
	GValue *value = NULL;
	gint ii;

	for (ii = 0; ii < hb_audio_mixdowns_count; ii++)
	{
		if (hb_audio_mixdowns[ii].amixdown == val)
		{
			value = ghb_string_value_new(hb_audio_mixdowns[ii].short_name);
			break;
		}
	}
	return value;
}

// Handle for libhb.  Gets set by ghb_backend_init()
static hb_handle_t * h_scan = NULL;
static hb_handle_t * h_queue = NULL;

extern void hb_get_temporary_directory(char path[512]);

gchar*
ghb_get_tmp_dir()
{
	char dir[512];

	hb_get_temporary_directory(dir);
	return g_strdup(dir);
}

void
ghb_hb_cleanup(gboolean partial)
{
	char dir[512];

	hb_get_temporary_directory(dir);
	del_tree(dir, !partial);
}

gint
ghb_subtitle_track_source(signal_user_data_t *ud, gint track)
{
	gint titleindex;

	if (track == -2)
		return SRTSUB;
	if (track < 0)
		return VOBSUB;
	titleindex = ghb_settings_combo_int(ud->settings, "title");
	if (titleindex < 0)
		return VOBSUB;

	hb_list_t  * list;
	hb_title_t * title;
	hb_subtitle_t * sub;
	
	if (h_scan == NULL) return VOBSUB;
	list = hb_get_titles( h_scan );
	if( !hb_list_count( list ) )
	{
		/* No valid title, stop right there */
		return VOBSUB;
	}
	title = hb_list_item( list, titleindex );
	if (title == NULL) return VOBSUB;	// Bad titleindex
	sub = hb_list_item( title->list_subtitle, track);
	if (sub != NULL)
		return sub->source;
	else
		return VOBSUB;
}

const char*
ghb_subtitle_source_name(gint source)
{
	const gchar * name = "Unknown";
	switch (source)
	{
		case VOBSUB:
			name = "VOBSUB";
			break;
		case TX3GSUB:
			name = "TX3G";
			break;
		case UTF8SUB:
			name = "UTF8";
			break;
		case CC708SUB:
		case CC608SUB:
			name = "CC";
			break;
		case SRTSUB:
			name = "SRT";
			break;
		case SSASUB:
			name = "SSA";
			break;
		default:
			break;
	}
	return name;
}

const char*
ghb_subtitle_track_source_name(signal_user_data_t *ud, gint track)
{
	gint titleindex;
	const gchar * name = "Unknown";

	if (track == -2)
	{
		name = "SRT";
		goto done;
	}
	if (track == -1)
	{
		name = "Bitmap";
		goto done;
	}

	titleindex = ghb_settings_combo_int(ud->settings, "title");
	if (titleindex < 0)
		goto done;

	hb_list_t  * list;
	hb_title_t * title;
	hb_subtitle_t * sub;
	
	if (h_scan == NULL) 
		goto done;
	list = hb_get_titles( h_scan );
	if( !hb_list_count( list ) )
		goto done;

	title = hb_list_item( list, titleindex );
	if (title == NULL)
		goto done;

	sub = hb_list_item( title->list_subtitle, track);
	if (sub != NULL)
	{
		name = ghb_subtitle_source_name(sub->source);
	}

done:
	return name;
}

gchar*
ghb_subtitle_track_lang(signal_user_data_t *ud, gint track)
{
	gint titleindex;

	titleindex = ghb_settings_combo_int(ud->settings, "title");
	if (titleindex < 0)
		goto fail;
	if (track == -1)
		return ghb_get_user_audio_lang(ud, titleindex, 0);
	if (track < 0)
		goto fail;

	hb_list_t  * list;
	hb_title_t * title;
	hb_subtitle_t * sub;
	
	if (h_scan == NULL)
		goto fail;

	list = hb_get_titles( h_scan );
	if( !hb_list_count( list ) )
	{
		/* No valid title, stop right there */
		goto fail;
	}
	title = hb_list_item( list, titleindex );
	if (title == NULL) 	// Bad titleindex
		goto fail;
	sub = hb_list_item( title->list_subtitle, track);
	if (sub != NULL)
	   	return g_strdup(sub->iso639_2);

fail:
	return g_strdup("und");
}

gint
ghb_get_title_number(gint titleindex)
{
	hb_list_t  * list;
	hb_title_t * title;
	
	if (h_scan == NULL) return 1;
	list = hb_get_titles( h_scan );
	if( !hb_list_count( list ) )
	{
		/* No valid title, stop right there */
		return 1;
	}
	title = hb_list_item( list, titleindex );
	if (title == NULL) return 1;	// Bad titleindex
	return title->index;
}

static hb_audio_config_t*
get_hb_audio(hb_handle_t *h, gint titleindex, gint track)
{
	hb_list_t  * list;
	hb_title_t * title;
    hb_audio_config_t *audio = NULL;
	
    if (h == NULL) return NULL;
	list = hb_get_titles( h );
	if( !hb_list_count( list ) )
	{
		/* No valid title, stop right there */
		return NULL;
	}
    title = hb_list_item( list, titleindex );
	if (title == NULL) return NULL;	// Bad titleindex
	if (!hb_list_count(title->list_audio))
	{
		return NULL;
	}
    audio = (hb_audio_config_t *)hb_list_audio_config_item(title->list_audio, track);
	return audio;
}

static gint
search_rates(hb_rate_t *rates, gint rate, gint count)
{
	gint ii;
	for (ii = 0; ii < count; ii++)
	{
		if (rates[ii].rate == rate)
			return ii;
	}
	return -1;
}

static gboolean find_combo_item_by_int(GtkTreeModel *store, gint value, GtkTreeIter *iter);

static GtkListStore*
get_combo_box_store(GtkBuilder *builder, const gchar *name)
{
	GtkComboBox *combo;
	GtkListStore *store;

	g_debug("get_combo_box_store() %s\n", name);
	// First modify the combobox model to allow greying out of options
	combo = GTK_COMBO_BOX(GHB_WIDGET(builder, name));
	store = GTK_LIST_STORE(gtk_combo_box_get_model (combo));
	return store;
}

static void
grey_combo_box_item(GtkBuilder *builder, const gchar *name, gint value, gboolean grey)
{
	GtkListStore *store;
	GtkTreeIter iter;
	
	store = get_combo_box_store(builder, name);
	if (find_combo_item_by_int(GTK_TREE_MODEL(store), value, &iter))
	{
		gtk_list_store_set(store, &iter, 
						   1, !grey, 
						   -1);
	}
}

void
ghb_grey_combo_options(GtkBuilder *builder)
{
	GtkWidget *widget;
	gint container, track, titleindex, acodec;
    hb_audio_config_t *aconfig = NULL;
	GValue *gval;
	
	widget = GHB_WIDGET (builder, "title");
	gval = ghb_widget_value(widget);
	titleindex = ghb_lookup_combo_int("title", gval);
	ghb_value_free(gval);
	widget = GHB_WIDGET (builder, "AudioTrack");
	gval = ghb_widget_value(widget);
	track = ghb_lookup_combo_int("AudioTrack", gval);
	ghb_value_free(gval);
	aconfig = get_hb_audio(h_scan, titleindex, track);
	widget = GHB_WIDGET (builder, "FileFormat");
	gval = ghb_widget_value(widget);
	container = ghb_lookup_combo_int("FileFormat", gval);
	ghb_value_free(gval);

	grey_combo_box_item(builder, "x264_analyse", 4, TRUE);
	grey_combo_box_item(builder, "AudioEncoder", HB_ACODEC_FAAC, FALSE);
	grey_combo_box_item(builder, "AudioEncoder", HB_ACODEC_LAME, FALSE);
	grey_combo_box_item(builder, "AudioEncoder", HB_ACODEC_VORBIS, FALSE);

	gboolean allow_dca = TRUE;
	allow_dca = (container != HB_MUX_MP4);

	grey_combo_box_item(builder, "AudioEncoder", HB_ACODEC_AC3_PASS, FALSE);
	if (allow_dca)
		grey_combo_box_item(builder, "AudioEncoder", HB_ACODEC_DCA_PASS, FALSE);
	else
		grey_combo_box_item(builder, "AudioEncoder", HB_ACODEC_DCA_PASS, TRUE);

	if (aconfig && aconfig->in.codec != HB_ACODEC_AC3)
	{
		grey_combo_box_item(builder, "AudioEncoder", HB_ACODEC_AC3_PASS, TRUE);
	}
	if (aconfig && aconfig->in.codec != HB_ACODEC_DCA)
	{
		grey_combo_box_item(builder, "AudioEncoder", HB_ACODEC_DCA_PASS, TRUE);
	}
	grey_combo_box_item(builder, "VideoEncoder", HB_VCODEC_THEORA, FALSE);

	widget = GHB_WIDGET (builder, "AudioEncoder");
	gval = ghb_widget_value(widget);
	acodec = ghb_lookup_combo_int("AudioEncoder", gval);
	ghb_value_free(gval);
	grey_combo_box_item(builder, "AudioMixdown", 0, TRUE);
	if (container == HB_MUX_MP4)
	{
		grey_combo_box_item(builder, "AudioEncoder", HB_ACODEC_VORBIS, TRUE);
		grey_combo_box_item(builder, "VideoEncoder", HB_VCODEC_THEORA, TRUE);
	}

	gboolean allow_mono = TRUE;
	gboolean allow_stereo = TRUE;
	gboolean allow_dolby = TRUE;
	gboolean allow_dpl2 = TRUE;
	gboolean allow_6ch = TRUE;
	allow_mono = TRUE;
	allow_6ch = acodec & ~HB_ACODEC_LAME;
	if (aconfig)
	{
		gint best = hb_get_best_mixdown(acodec, aconfig->in.channel_layout, 0);

		allow_stereo = best >= HB_AMIXDOWN_STEREO;
		allow_dolby = best >= HB_AMIXDOWN_DOLBY;
		allow_dpl2 = best >= HB_AMIXDOWN_DOLBYPLII;
		allow_6ch = best >= HB_AMIXDOWN_6CH;
	}
	grey_combo_box_item(builder, "AudioMixdown", HB_AMIXDOWN_MONO, !allow_mono);
	grey_combo_box_item(builder, "AudioMixdown", HB_AMIXDOWN_STEREO, !allow_stereo);
	grey_combo_box_item(builder, "AudioMixdown", HB_AMIXDOWN_DOLBY, !allow_dolby);
	grey_combo_box_item(builder, "AudioMixdown", HB_AMIXDOWN_DOLBYPLII, !allow_dpl2);
	grey_combo_box_item(builder, "AudioMixdown", HB_AMIXDOWN_6CH, !allow_6ch);
}

gint
ghb_get_best_mix(hb_audio_config_t *aconfig, gint acodec, gint mix)
{
	int layout;
	layout = aconfig ? aconfig->in.channel_layout : 
						HB_INPUT_CH_LAYOUT_3F2R | HB_INPUT_CH_LAYOUT_HAS_LFE;
	return hb_get_best_mixdown( acodec, layout, mix );
}

// Set up the model for the combo box
static void
init_combo_box(GtkBuilder *builder, const gchar *name)
{
	GtkComboBox *combo;
	GtkListStore *store;
	GtkCellRenderer *cell;

	g_debug("init_combo_box() %s\n", name);
	// First modify the combobox model to allow greying out of options
	combo = GTK_COMBO_BOX(GHB_WIDGET(builder, name));
	if (combo == NULL)
		return;
	// Store contains:
	// 1 - String to display
	// 2 - bool indicating whether the entry is selectable (grey or not)
	// 3 - String that is used for presets
	// 4 - Int value determined by backend
	// 5 - String value determined by backend
	store = gtk_list_store_new(5, G_TYPE_STRING, G_TYPE_BOOLEAN, 
							   G_TYPE_STRING, G_TYPE_DOUBLE, G_TYPE_STRING);
	gtk_combo_box_set_model(combo, GTK_TREE_MODEL(store));

	if (GTK_WIDGET_TYPE(combo) == GTK_TYPE_COMBO_BOX)
	{
		gtk_cell_layout_clear(GTK_CELL_LAYOUT(combo));
    	cell = GTK_CELL_RENDERER(gtk_cell_renderer_text_new());
    	gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(combo), cell, TRUE);
    	gtk_cell_layout_set_attributes(GTK_CELL_LAYOUT(combo), cell,
      		"markup", 0, "sensitive", 1, NULL);
	}
	else
	{ // Combo box entry
		gtk_combo_box_entry_set_text_column(GTK_COMBO_BOX_ENTRY(combo), 0);
	}
}	

static void
audio_samplerate_opts_set(GtkBuilder *builder, const gchar *name, hb_rate_t *rates, gint count)
{
	GtkTreeIter iter;
	GtkListStore *store;
	gint ii;
	gchar *str;
	
	g_debug("audio_samplerate_opts_set ()\n");
	store = get_combo_box_store(builder, name);
	gtk_list_store_clear(store);
	// Add an item for "Same As Source"
	gtk_list_store_append(store, &iter);
	gtk_list_store_set(store, &iter, 
					   0, "<small>Same as source</small>", 
					   1, TRUE, 
					   2, "source", 
					   3, 0.0, 
					   4, "source", 
					   -1);
	for (ii = 0; ii < count; ii++)
	{
		gtk_list_store_append(store, &iter);
		str = g_strdup_printf("<small>%s</small>", rates[ii].string);
		gtk_list_store_set(store, &iter, 
						   0, str,
						   1, TRUE, 
						   2, rates[ii].string, 
						   3, (gdouble)rates[ii].rate, 
						   4, rates[ii].string, 
						   -1);
		g_free(str);
	}
}

static void
video_rate_opts_set(GtkBuilder *builder, const gchar *name, hb_rate_t *rates, gint count)
{
	GtkTreeIter iter;
	GtkListStore *store;
	gint ii;
	
	g_debug("video_rate_opts_set ()\n");
	store = get_combo_box_store(builder, name);
	gtk_list_store_clear(store);
	// Add an item for "Same As Source"
	gtk_list_store_append(store, &iter);
	gtk_list_store_set(store, &iter, 
					   0, "Same as source", 
					   1, TRUE, 
					   2, "source", 
					   3, 0.0, 
					   4, "source", 
					   -1);
	for (ii = 0; ii < count; ii++)
	{
		gchar *desc = "";
		gchar *option;
		if (strcmp(rates[ii].string, "23.976") == 0)
		{
			desc = "(NTSC Film)";
		}
		else if (strcmp(rates[ii].string, "25") == 0)
		{
			desc = "(PAL Film/Video)";
		}
		else if (strcmp(rates[ii].string, "29.97") == 0)
		{
			desc = "(NTSC Video)";
		}
		option = g_strdup_printf ("%s %s", rates[ii].string, desc);
		gtk_list_store_append(store, &iter);
		gtk_list_store_set(store, &iter, 
						   0, option, 
						   1, TRUE, 
						   2, rates[ii].string, 
						   3, (gdouble)rates[ii].rate, 
						   4, rates[ii].string, 
						   -1);
		g_free(option);
	}
}

static void
mix_opts_set(GtkBuilder *builder, const gchar *name)
{
	GtkTreeIter iter;
	GtkListStore *store;
	gint ii;
	gchar *str;
	
	g_debug("mix_opts_set ()\n");
	store = get_combo_box_store(builder, name);
	gtk_list_store_clear(store);
	gtk_list_store_append(store, &iter);
	gtk_list_store_set(store, &iter, 
					   0, "<small>None</small>", 
					   1, TRUE, 
					   2, "none", 
					   3, 0.0, 
					   4, "none", 
					   -1);
	for (ii = 0; ii < hb_audio_mixdowns_count; ii++)
	{
		gtk_list_store_append(store, &iter);
		str = g_strdup_printf("<small>%s</small>",
			hb_audio_mixdowns[ii].human_readable_name);
		gtk_list_store_set(store, &iter, 
						   0, str,
						   1, TRUE, 
						   2, hb_audio_mixdowns[ii].short_name, 
						   3, (gdouble)hb_audio_mixdowns[ii].amixdown, 
						   4, hb_audio_mixdowns[ii].internal_name, 
						   -1);
		g_free(str);
	}
}

static void
srt_codeset_opts_set(GtkBuilder *builder, const gchar *name)
{
	GtkTreeIter iter;
	GtkListStore *store;
	gint ii;
	
	g_debug("srt_codeset_opts_set ()\n");
	store = get_combo_box_store(builder, name);
	gtk_list_store_clear(store);
	for (ii = 0; ii < SRT_TABLE_SIZE; ii++)
	{
		gtk_list_store_append(store, &iter);
		gtk_list_store_set(store, &iter, 
						   0, srt_codeset_table[ii],
						   1, TRUE, 
						   2, srt_codeset_table[ii],
						   3, (gdouble)ii, 
						   4, srt_codeset_table[ii],
						   -1);
	}
	GtkComboBoxEntry *cbe;

	cbe = GTK_COMBO_BOX_ENTRY(GHB_WIDGET(builder, name));
	//gtk_combo_box_entry_set_text_column(cbe, 0);
}

static void
language_opts_set(GtkBuilder *builder, const gchar *name)
{
	GtkTreeIter iter;
	GtkListStore *store;
	gint ii;
	
	g_debug("language_opts_set ()\n");
	store = get_combo_box_store(builder, name);
	gtk_list_store_clear(store);
	for (ii = 0; ii < LANG_TABLE_SIZE; ii++)
	{
		const gchar *lang;

		if (ghb_language_table[ii].native_name[0] != 0)
			lang = ghb_language_table[ii].native_name;
		else
			lang = ghb_language_table[ii].eng_name;
		
		gtk_list_store_append(store, &iter);
		gtk_list_store_set(store, &iter, 
						   0, lang,
						   1, TRUE, 
						   2, ghb_language_table[ii].iso639_2, 
						   3, (gdouble)ii, 
						   4, ghb_language_table[ii].iso639_1, 
						   -1);
	}
}

static gchar **titles = NULL;

void
title_opts_set(GtkBuilder *builder, const gchar *name)
{
	GtkTreeIter iter;
	GtkListStore *store;
	hb_list_t  * list = NULL;
	hb_title_t * title = NULL;
	gint ii;
	gint count = 0;
	
	g_debug("title_opts_set ()\n");
	store = get_combo_box_store(builder, name);
	gtk_list_store_clear(store);
	if (h_scan != NULL)
	{
		list = hb_get_titles( h_scan );
		count = hb_list_count( list );
		if (count > 100) count = 100;
	}
	if (titles) g_strfreev(titles);
	if (title_opts.map) g_free(title_opts.map);
	if (count > 0)
	{
		title_opts.count = count;
		title_opts.map = g_malloc(count*sizeof(options_map_t));
		titles = g_malloc((count+1) * sizeof(gchar*));
	}
	else
	{
		title_opts.count = 1;
		title_opts.map = g_malloc(sizeof(options_map_t));
		titles = NULL;
	}
	if( count <= 0 )
	{
		// No titles.  Fill in a default.
		gtk_list_store_append(store, &iter);
		gtk_list_store_set(store, &iter, 
						   0, "No Titles", 
						   1, TRUE, 
						   2, "none", 
						   3, -1.0, 
						   4, "none", 
						   -1);
		title_opts.map[0].option = "No Titles";
		title_opts.map[0].shortOpt = "none";
		title_opts.map[0].ivalue = -1;
		title_opts.map[0].svalue = "none";
		return;
	}
	for (ii = 0; ii < count; ii++)
	{
		title = (hb_title_t*)hb_list_item(list, ii);
		if (title->type == HB_STREAM_TYPE)
		{
			if (title->duration != 0)
			{
                char *tmp;
				tmp  = g_strdup_printf ("%d - %02dh%02dm%02ds - %s",
					title->index, title->hours, title->minutes, title->seconds, 
					title->name);
                titles[ii] = g_markup_escape_text(tmp, -1);
                g_free(tmp);
			}
			else
			{
                char *tmp;
				tmp  = g_strdup_printf ("%d - %s", 
										title->index, title->name);
                titles[ii] = g_markup_escape_text(tmp, -1);
                g_free(tmp);
			}
		}
		else
		{
			if (title->duration != 0)
			{
				titles[ii]  = g_strdup_printf ("%d - %02dh%02dm%02ds",
					title->index, title->hours, title->minutes, title->seconds);
			}
			else
			{
				titles[ii]  = g_strdup_printf ("%d - Unknown Length", 
										title->index);
			}
		}
		gtk_list_store_append(store, &iter);
		gtk_list_store_set(store, &iter, 
						   0, titles[ii], 
						   1, TRUE, 
						   2, titles[ii], 
						   3, (gdouble)ii, 
						   4, titles[ii], 
						   -1);
		title_opts.map[ii].option = titles[ii];
		title_opts.map[ii].shortOpt = titles[ii];
		title_opts.map[ii].ivalue = ii;
		title_opts.map[ii].svalue = titles[ii];
	}
	titles[ii] = NULL;
}

static gboolean
find_combo_item_by_int(GtkTreeModel *store, gint value, GtkTreeIter *iter)
{
	gdouble ivalue;
	gboolean foundit = FALSE;
	
	if (gtk_tree_model_get_iter_first (store, iter))
	{
		do
		{
			gtk_tree_model_get(store, iter, 3, &ivalue, -1);
			if (value == (gint)ivalue)
			{
				foundit = TRUE;
				break;
			}
		} while (gtk_tree_model_iter_next (store, iter));
	}
	return foundit;
}

void
audio_track_opts_set(GtkBuilder *builder, const gchar *name, gint titleindex)
{
	GtkTreeIter iter;
	GtkListStore *store;
	hb_list_t  * list = NULL;
	hb_title_t * title = NULL;
    hb_audio_config_t * audio;
	gint ii;
	gint count = 0;
	gchar *str;
	
	g_debug("audio_track_opts_set ()\n");
	store = get_combo_box_store(builder, name);
	gtk_list_store_clear(store);
	if (h_scan != NULL)
	{
		list = hb_get_titles( h_scan );
	    title = (hb_title_t*)hb_list_item( list, titleindex );
		if (title != NULL)
		{
			count = hb_list_count( title->list_audio );
		}
	}
	if (count > 100) count = 100;
	if (audio_track_opts.map) g_free(audio_track_opts.map);
	if (count > 0)
	{
		audio_track_opts.count = count;
		audio_track_opts.map = g_malloc(count*sizeof(options_map_t));
	}
	else
	{
		audio_track_opts.count = 1;
		audio_track_opts.map = g_malloc(sizeof(options_map_t));
	}
	if( count <= 0 )
	{
		// No audio. set some default
		gtk_list_store_append(store, &iter);
		gtk_list_store_set(store, &iter, 
						   0, "<small>No Audio</small>", 
						   1, TRUE, 
						   2, "none", 
						   3, -1.0, 
						   4, "none", 
						   -1);
		audio_track_opts.map[0].option = "No Audio";
		audio_track_opts.map[0].shortOpt = "none";
		audio_track_opts.map[0].ivalue = -1;
		audio_track_opts.map[0].svalue = "none";
		return;
	}
	index_str_init(count-1);
	for (ii = 0; ii < count; ii++)
	{
        audio = (hb_audio_config_t *) hb_list_audio_config_item( title->list_audio, ii );
		gtk_list_store_append(store, &iter);
		str = g_strdup_printf("<small>%s</small>", audio->lang.description);
		gtk_list_store_set(store, &iter, 
						   0, str,
						   1, TRUE, 
						   2, index_str[ii], 
						   3, (gdouble)ii, 
						   4, index_str[ii], 
						   -1);
		g_free(str);
		audio_track_opts.map[ii].option = audio->lang.description,
		audio_track_opts.map[ii].shortOpt = index_str[ii];
		audio_track_opts.map[ii].ivalue = ii;
		audio_track_opts.map[ii].svalue = index_str[ii];
	}
}

void
subtitle_track_opts_set(GtkBuilder *builder, const gchar *name, gint titleindex)
{
	GtkTreeIter iter;
	GtkListStore *store;
	hb_list_t  * list = NULL;
	hb_title_t * title = NULL;
	hb_subtitle_t * subtitle;
	gint ii, count = 0;
	static char ** options = NULL;
	
	g_debug("subtitle_track_opts_set ()\n");
	store = get_combo_box_store(builder, name);
	gtk_list_store_clear(store);
	if (h_scan != NULL)
	{
		list = hb_get_titles( h_scan );
	    title = (hb_title_t*)hb_list_item( list, titleindex );
		if (title != NULL)
		{
			count = hb_list_count( title->list_subtitle );
		}
	}
	if (count > 100) count = 100;
	if (subtitle_opts.map) g_free(subtitle_opts.map);
	if (count > 0)
	{
		subtitle_opts.count = count+1;
		subtitle_opts.map = g_malloc((count+1)*sizeof(options_map_t));
	}
	else
	{
		subtitle_opts.count = LANG_TABLE_SIZE+1;
		subtitle_opts.map = g_malloc((LANG_TABLE_SIZE+1)*sizeof(options_map_t));
	}
	gtk_list_store_append(store, &iter);
	gtk_list_store_set(store, &iter, 
					   0, "Foreign Audio Search", 
					   1, TRUE, 
					   2, "-1", 
					   3, -1.0, 
					   4, "auto", 
					   -1);
	subtitle_opts.map[0].option = "Foreign Audio Search";
	subtitle_opts.map[0].shortOpt = "-1";
	subtitle_opts.map[0].ivalue = -1;
	subtitle_opts.map[0].svalue = "auto";
	if (count > 0)
	{
		if (options != NULL)
			g_strfreev(options);
		options = g_malloc((count+1)*sizeof(gchar*));
		index_str_init(count-1);
		for (ii = 0; ii < count; ii++)
		{
       		subtitle = (hb_subtitle_t *)hb_list_item(title->list_subtitle, ii);
			options[ii] = g_strdup_printf("%d - %s (%s)", ii+1, 
				subtitle->lang, 
				ghb_subtitle_source_name(subtitle->source));
			subtitle_opts.map[ii+1].option = options[ii];
			subtitle_opts.map[ii+1].shortOpt = index_str[ii];
			subtitle_opts.map[ii+1].ivalue = ii;
			subtitle_opts.map[ii+1].svalue = subtitle->iso639_2;
			gtk_list_store_append(store, &iter);
			gtk_list_store_set(store, &iter, 
					   	0, options[ii], 
					   	1, TRUE, 
					   	2, index_str[ii], 
					   	3, (gdouble)ii, 
					   	4, subtitle->iso639_2, 
					   	-1);
		}
		options[count] = NULL;
	}
	else
	{
		index_str_init(LANG_TABLE_SIZE-1);
		for (ii = 0; ii < LANG_TABLE_SIZE; ii++)
		{
			const gchar *lang;

			if (ghb_language_table[ii].native_name[0] != 0)
				lang = ghb_language_table[ii].native_name;
			else
				lang = ghb_language_table[ii].eng_name;

			subtitle_opts.map[ii+1].option = lang;
			subtitle_opts.map[ii+1].shortOpt = index_str[ii];
			subtitle_opts.map[ii+1].ivalue = ii;
			subtitle_opts.map[ii+1].svalue = ghb_language_table[ii].iso639_2;
			gtk_list_store_append(store, &iter);
			gtk_list_store_set(store, &iter, 
					0, lang,
					1, TRUE, 
					2, index_str[ii],
					3, (gdouble)ii, 
					4, ghb_language_table[ii].iso639_2, 
					-1);
		}
	}
}

gint
ghb_longest_title()
{
	hb_list_t  * list;
	hb_title_t * title;
	gint ii;
	gint count = 0;
	gint titleindex = 0;
	gint feature;
	
	g_debug("ghb_longest_title ()\n");
	if (h_scan == NULL) return 0;
	list = hb_get_titles( h_scan );
	count = hb_list_count( list );
	if (count > 100) count = 100;
	if (count < 1) return 0;
	title = (hb_title_t*)hb_list_item(list, 0);
	feature = title->job->feature;
	for (ii = 0; ii < count; ii++)
	{
		title = (hb_title_t*)hb_list_item(list, ii);
		if (title->index == feature)
		{
			return ii;
		}
	}
	return titleindex;
}

gchar*
ghb_get_source_audio_lang(gint titleindex, gint track)
{
	hb_list_t  * list;
	hb_title_t * title;
    hb_audio_config_t * audio;
	gchar *lang = NULL;
	
	g_debug("ghb_lookup_1st_audio_lang ()\n");
	if (h_scan == NULL) 
		return NULL;
	list = hb_get_titles( h_scan );
    title = (hb_title_t*)hb_list_item( list, titleindex );
	if (title == NULL)
		return NULL;
	if (hb_list_count( title->list_audio ) <= track)
		return NULL;

	audio = hb_list_audio_config_item(title->list_audio, track);
	if (audio == NULL)
		return NULL;

	lang = g_strdup(audio->lang.iso639_2);
	return lang;
}

static gboolean*
get_track_used(gint acodec, GHashTable *track_indices, gint count)
{
	gboolean *used;

	used = g_hash_table_lookup(track_indices, &acodec);
	if (used == NULL)
	{
		gint *key;

		used = g_malloc0(count * sizeof(gboolean));
		key = g_malloc(sizeof(gint));
		*key = acodec;
		g_hash_table_insert(track_indices, key, used);
	}
	return used;
}

gint
ghb_find_audio_track(
	gint titleindex, 
	const gchar *lang, 
	gint acodec,
	gint fallback_acodec,
	GHashTable *track_indices)
{
	hb_list_t  * list;
	hb_title_t * title;
	hb_audio_config_t * audio;
	gint ii;
	gint count = 0;
	gint track = -1;
	gint max_chan;
	gboolean *used = NULL;
	gboolean *passthru_used;
	gint try_acodec;
	gint passthru_acodec;
	gboolean passthru;
	gint channels;
	
	g_debug("find_audio_track ()\n");
	if (h_scan == NULL) return -1;
	list = hb_get_titles( h_scan );
	title = (hb_title_t*)hb_list_item( list, titleindex );
	if (title != NULL)
	{
		count = hb_list_count( title->list_audio );
	}
	if (count > 10) count = 10;
	// Try to find an item that matches the preferred language and
	// the passthru codec type
	max_chan = 0;
	passthru = (acodec & HB_ACODEC_PASS_FLAG) != 0;
	if (passthru)
	{
		for (ii = 0; ii < count; ii++)
		{
			audio = (hb_audio_config_t*)hb_list_audio_config_item( 
													title->list_audio, ii );
			passthru_acodec = HB_ACODEC_PASS_MASK & acodec & audio->in.codec;
			// Is the source track use a passthru capable codec?
			if (passthru_acodec == 0)
				continue;
			used = get_track_used(passthru_acodec, track_indices, count);
			// Has the track already been used with this codec?
			if (used[ii])
				continue;

			channels = HB_INPUT_CH_LAYOUT_GET_DISCRETE_COUNT(
													audio->in.channel_layout);
			// Find a track that is not visually impaired or dirctor's
			// commentary, and has the highest channel count.
			if ((audio->lang.type < 2) &&
				((strcmp(lang, audio->lang.iso639_2) == 0) ||
				(strcmp(lang, "und") == 0)))
			{
				if (channels > max_chan)
				{
					track = ii;
					max_chan = channels;
				}
			}
		}
		try_acodec = fallback_acodec;
	}
	else
	{
		try_acodec = acodec;
	}
	if (track > -1)
	{
		used[track] = TRUE;
		return track;
	}
	// Try to find an item that matches the preferred language
	max_chan = 0;
	used = get_track_used(try_acodec, track_indices, count);
	for (ii = 0; ii < count; ii++)
	{
		// Has the track already been used with this codec?
		if (used[ii])
			continue;
		audio = (hb_audio_config_t*)hb_list_audio_config_item( 
												title->list_audio, ii );
		passthru_acodec = HB_ACODEC_PASS_MASK & audio->in.codec;
		if (passthru_acodec && passthru)
		{
			passthru_used = get_track_used(passthru_acodec, track_indices, count);
			// Has the track already been used with this codec for passthru?
			if (passthru_used[ii])
				continue;
		}
		channels = HB_INPUT_CH_LAYOUT_GET_DISCRETE_COUNT(
												audio->in.channel_layout);
		// Find a track that is not visually impaired or dirctor's commentary
		if ((audio->lang.type < 2) &&
			((strcmp(lang, audio->lang.iso639_2) == 0) ||
			(strcmp(lang, "und") == 0)))
		{
			if (channels > max_chan)
			{
				track = ii;
				max_chan = channels;
			}
		}
	}
	if (track > -1)
	{
		used[track] = TRUE;
		return track;
	}
	// Try to fine an item that does not match the preferred language and
	// matches the passthru codec type
	max_chan = 0;
	if (passthru)
	{
		for (ii = 0; ii < count; ii++)
		{
			audio = (hb_audio_config_t*)hb_list_audio_config_item( 
													title->list_audio, ii );
			passthru_acodec = HB_ACODEC_PASS_MASK & acodec & audio->in.codec;
			// Is the source track use a passthru capable codec?
			if (passthru_acodec == 0)
				continue;
			used = get_track_used(passthru_acodec, track_indices, count);
			// Has the track already been used with this codec?
			if (used[ii])
				continue;

			channels = HB_INPUT_CH_LAYOUT_GET_DISCRETE_COUNT(
													audio->in.channel_layout);
			// Find a track that is not visually impaired or dirctor's
			// commentary, and has the highest channel count.
			if (audio->lang.type < 2)
			{
				if (channels > max_chan)
				{
					track = ii;
					max_chan = channels;
				}
			}
		}
		try_acodec = fallback_acodec;
	}
	else
	{
		try_acodec = acodec;
	}
	if (track > -1)
	{
		used[track] = TRUE;
		return track;
	}
	// Try to fine an item that does not match the preferred language
	max_chan = 0;
	used = get_track_used(try_acodec, track_indices, count);
	for (ii = 0; ii < count; ii++)
	{
		// Has the track already been used with this codec?
		if (used[ii])
			continue;
		audio = (hb_audio_config_t*)hb_list_audio_config_item( 
													title->list_audio, ii );
		passthru_acodec = HB_ACODEC_PASS_MASK & audio->in.codec;
		channels = HB_INPUT_CH_LAYOUT_GET_DISCRETE_COUNT(
												audio->in.channel_layout);
		if (passthru_acodec && passthru)
		{
			passthru_used = get_track_used(passthru_acodec, track_indices, count);
			// Has the track already been used with this codec for passthru?
			if (passthru_used[ii])
				continue;
		}
		// Find a track that is not visually impaired or dirctor's commentary
		if (audio->lang.type < 2)
		{
			if (channels > max_chan)
			{
				track = ii;
				max_chan = channels;
			}
		}
	}
	if (track > -1)
	{
		used[track] = TRUE;
		return track;
	}
	// Last ditch, anything goes
	for (ii = 0; ii < count; ii++)
	{
		audio = (hb_audio_config_t*)hb_list_audio_config_item( 
												title->list_audio, ii );
		passthru_acodec = HB_ACODEC_PASS_MASK & audio->in.codec;
		if (passthru_acodec && passthru)
		{
			passthru_used = get_track_used(passthru_acodec, track_indices, count);
			// Has the track already been used with this codec for passthru?
			if (passthru_used[ii])
				continue;
		}
		// Has the track already been used with this codec?
		if (!used[ii])
		{
			track = ii;
			break;
		}
	}
	if (track > -1)
	{
		used[track] = TRUE;
	}
	return track;
}

gint
ghb_find_pref_subtitle_track(const gchar *lang)
{
	gint ii, count;
	count = subtitle_opts.count;
	for (ii = 0; ii < count; ii++)
	{
		if (strcmp(lang, subtitle_opts.map[ii].svalue) == 0)
		{
			return subtitle_opts.map[ii].ivalue;
		}
	}
	return -2;
}

gint
ghb_find_cc_track(gint titleindex)
{
	hb_list_t  * list;
	hb_title_t * title;
	hb_subtitle_t * subtitle;
	gint count, ii;
	
	g_debug("ghb_find_cc_track ()\n");
	if (h_scan == NULL) return -2;
	list = hb_get_titles( h_scan );
	title = (hb_title_t*)hb_list_item( list, titleindex );
	if (title != NULL)
	{
		count = hb_list_count( title->list_subtitle );
		// Try to find an item that matches the preferred language
		for (ii = 0; ii < count; ii++)
		{
       		subtitle = (hb_subtitle_t*)hb_list_item( title->list_subtitle, ii );
			if (subtitle->source == CC608SUB || subtitle->source == CC708SUB)
				return ii;
		}
	}
	return -2;
}

static gboolean
canForce(int source)
{
	return (source == VOBSUB);
}

static gboolean
canBurn(int source)
{
	return (source == VOBSUB || source == SSASUB);
}

gint
ghb_find_subtitle_track(
	gint          titleindex, 
	const gchar * lang, 
	gboolean      burn,
	gboolean      force,
	gint          source,
	GHashTable  * track_indices)
{
	hb_list_t  * list;
	hb_title_t * title;
	hb_subtitle_t * subtitle;
	gint count, ii;
	gboolean *used;
	
	g_debug("find_subtitle_track ()\n");
	if (strcmp(lang, "auto") == 0)
		return -1;
	if (h_scan == NULL) return -1;
	list = hb_get_titles( h_scan );
	title = (hb_title_t*)hb_list_item( list, titleindex );
	if (title != NULL)
	{
		count = hb_list_count( title->list_subtitle );
		used = g_hash_table_lookup(track_indices, lang);
		if (used == NULL)
		{
			used = g_malloc0(count * sizeof(gboolean));
			g_hash_table_insert(track_indices, g_strdup(lang), used);
		}
		// Try to find an item that matches the preferred language and source
		for (ii = 0; ii < count; ii++)
		{
			if (used[ii])
				continue;

       		subtitle = (hb_subtitle_t*)hb_list_item( title->list_subtitle, ii );
			if (source == subtitle->source &&
				((strcmp(lang, subtitle->iso639_2) == 0) ||
				 (strcmp(lang, "und") == 0)))
			{
				used[ii] = TRUE;
				return ii;
			}
		}
		// Try to find an item that matches the preferred language
		for (ii = 0; ii < count; ii++)
		{
			if (used[ii])
				continue;

       		subtitle = (hb_subtitle_t*)hb_list_item( title->list_subtitle, ii );
			if (((!force || (force && canForce(subtitle->source))) &&
				 (!burn  || (burn  &&  canBurn(subtitle->source)))) &&
				((strcmp(lang, subtitle->iso639_2) == 0) ||
				 (strcmp(lang, "und") == 0)))
			{
				used[ii] = TRUE;
				return ii;
			}
		}
	}
	return -2;
}

static void
generic_opts_set(GtkBuilder *builder, const gchar *name, combo_opts_t *opts)
{
	GtkTreeIter iter;
	GtkListStore *store;
	gint ii;
	
	g_debug("generic_opts_set ()\n");
	if (name == NULL || opts == NULL) return;
	store = get_combo_box_store(builder, name);
	gtk_list_store_clear(store);
	for (ii = 0; ii < opts->count; ii++)
	{
		gtk_list_store_append(store, &iter);
		gtk_list_store_set(store, &iter, 
						   0, opts->map[ii].option, 
						   1, TRUE, 
						   2, opts->map[ii].shortOpt, 
						   3, opts->map[ii].ivalue, 
						   4, opts->map[ii].svalue, 
						   -1);
	}
}

static void
small_opts_set(GtkBuilder *builder, const gchar *name, combo_opts_t *opts)
{
	GtkTreeIter iter;
	GtkListStore *store;
	gint ii;
	gchar *str;
	
	g_debug("small_opts_set ()\n");
	if (name == NULL || opts == NULL) return;
	store = get_combo_box_store(builder, name);
	gtk_list_store_clear(store);
	for (ii = 0; ii < opts->count; ii++)
	{
		gtk_list_store_append(store, &iter);
		str = g_strdup_printf("<small>%s</small>", opts->map[ii].option);
		gtk_list_store_set(store, &iter, 
						   0, str,
						   1, TRUE, 
						   2, opts->map[ii].shortOpt, 
						   3, opts->map[ii].ivalue, 
						   4, opts->map[ii].svalue, 
						   -1);
		g_free(str);
	}
}

combo_opts_t*
find_combo_table(const gchar *name)
{
	gint ii;

	for (ii = 0; combo_name_map[ii].name != NULL; ii++)
	{
		if (strcmp(name, combo_name_map[ii].name) == 0)
		{
			return combo_name_map[ii].opts;
		}
	}
	return NULL;
}

gint
ghb_lookup_combo_int(const gchar *name, const GValue *gval)
{
	if (gval == NULL)
		return 0;
	if (strcmp(name, "AudioBitrate") == 0)
		return lookup_audio_bitrate_int(gval);
	else if (strcmp(name, "AudioSamplerate") == 0)
		return lookup_audio_rate_int(gval);
	else if (strcmp(name, "VideoFramerate") == 0)
		return lookup_video_rate_int(gval);
	else if (strcmp(name, "AudioMixdown") == 0)
		return lookup_mix_int(gval);
	else if (strcmp(name, "SrtLanguage") == 0)
		return lookup_audio_lang_int(gval);
	else if (strcmp(name, "PreferredLanguage") == 0)
		return lookup_audio_lang_int(gval);
	else
	{
		return lookup_generic_int(find_combo_table(name), gval);
	}
	g_warning("ghb_lookup_combo_int() couldn't find %s", name);
	return 0;
}

gdouble
ghb_lookup_combo_double(const gchar *name, const GValue *gval)
{
	if (gval == NULL)
		return 0;
	if (strcmp(name, "AudioBitrate") == 0)
		return lookup_audio_bitrate_int(gval);
	else if (strcmp(name, "AudioSamplerate") == 0)
		return lookup_audio_rate_int(gval);
	else if (strcmp(name, "VideoFramerate") == 0)
		return lookup_video_rate_int(gval);
	else if (strcmp(name, "AudioMixdown") == 0)
		return lookup_mix_int(gval);
	else if (strcmp(name, "SrtLanguage") == 0)
		return lookup_audio_lang_int(gval);
	else if (strcmp(name, "PreferredLanguage") == 0)
		return lookup_audio_lang_int(gval);
	else
	{
		return lookup_generic_double(find_combo_table(name), gval);
	}
	g_warning("ghb_lookup_combo_double() couldn't find %s", name);
	return 0;
}

const gchar*
ghb_lookup_combo_option(const gchar *name, const GValue *gval)
{
	if (gval == NULL)
		return NULL;
	if (strcmp(name, "AudioBitrate") == 0)
		return lookup_audio_bitrate_option(gval);
	else if (strcmp(name, "AudioSamplerate") == 0)
		return lookup_audio_rate_option(gval);
	else if (strcmp(name, "VideoFramerate") == 0)
		return lookup_video_rate_option(gval);
	else if (strcmp(name, "AudioMixdown") == 0)
		return lookup_mix_option(gval);
	else if (strcmp(name, "SrtLanguage") == 0)
		return lookup_audio_lang_option(gval);
	else if (strcmp(name, "PreferredLanguage") == 0)
		return lookup_audio_lang_option(gval);
	else
	{
		return lookup_generic_option(find_combo_table(name), gval);
	}
	g_warning("ghb_lookup_combo_int() couldn't find %s", name);
	return NULL;
}

const gchar*
ghb_lookup_combo_string(const gchar *name, const GValue *gval)
{
	if (gval == NULL)
		return NULL;
	if (strcmp(name, "AudioBitrate") == 0)
		return lookup_audio_bitrate_option(gval);
	else if (strcmp(name, "AudioSamplerate") == 0)
		return lookup_audio_rate_option(gval);
	else if (strcmp(name, "VideoFramerate") == 0)
		return lookup_video_rate_option(gval);
	else if (strcmp(name, "AudioMixdown") == 0)
		return lookup_mix_string(gval);
	else if (strcmp(name, "SrtLanguage") == 0)
		return lookup_audio_lang_option(gval);
	else if (strcmp(name, "PreferredLanguage") == 0)
		return lookup_audio_lang_option(gval);
	else
	{
		return lookup_generic_string(find_combo_table(name), gval);
	}
	g_warning("ghb_lookup_combo_int() couldn't find %s", name);
	return NULL;
}

void
ghb_update_ui_combo_box(
	signal_user_data_t *ud, 
	const gchar *name, 
	gint user_data, 
	gboolean all)
{
	GtkComboBox *combo = NULL;
	gint signal_id;
	gint handler_id = 0;

	if (name != NULL)
	{		
		g_debug("ghb_update_ui_combo_box() %s\n", name);
		// Clearing a combo box causes a rash of "changed" events, even when
		// the active item is -1 (inactive).  To control things, I'm disabling
		// the event till things are settled down.
		combo = GTK_COMBO_BOX(GHB_WIDGET(ud->builder, name));
		signal_id = g_signal_lookup("changed", GTK_TYPE_COMBO_BOX);
		if (signal_id > 0)
		{
			// Valid signal id found.  This should always succeed.
			handler_id = g_signal_handler_find ((gpointer)combo, G_SIGNAL_MATCH_ID, 
												signal_id, 0, 0, 0, 0);
			if (handler_id > 0)
			{
				// This should also always succeed
				g_signal_handler_block ((gpointer)combo, handler_id);
			}
		}
	}	
	if (all)
	{
		audio_bitrate_opts_set(ud->builder, "AudioBitrate");
		audio_samplerate_opts_set(ud->builder, "AudioSamplerate", hb_audio_rates, hb_audio_rates_count);
		video_rate_opts_set(ud->builder, "VideoFramerate", hb_video_rates, hb_video_rates_count);
		mix_opts_set(ud->builder, "AudioMixdown");
		language_opts_set(ud->builder, "SrtLanguage");
		language_opts_set(ud->builder, "PreferredLanguage");
		srt_codeset_opts_set(ud->builder, "SrtCodeset");
		title_opts_set(ud->builder, "title");
		audio_track_opts_set(ud->builder, "AudioTrack", user_data);
		subtitle_track_opts_set(ud->builder, "SubtitleTrack", user_data);
		generic_opts_set(ud->builder, "VideoQualityGranularity", &vqual_granularity_opts);
		generic_opts_set(ud->builder, "PtoPType", &point_to_point_opts);
		generic_opts_set(ud->builder, "WhenComplete", &when_complete_opts);
		generic_opts_set(ud->builder, "PicturePAR", &par_opts);
		generic_opts_set(ud->builder, "PictureModulus", &alignment_opts);
		generic_opts_set(ud->builder, "LoggingLevel", &logging_opts);
		generic_opts_set(ud->builder, "LogLongevity", &log_longevity_opts);
		generic_opts_set(ud->builder, "check_updates", &appcast_update_opts);
		generic_opts_set(ud->builder, "FileFormat", &container_opts);
		generic_opts_set(ud->builder, "PictureDeinterlace", &deint_opts);
		generic_opts_set(ud->builder, "PictureDetelecine", &detel_opts);
		generic_opts_set(ud->builder, "PictureDecomb", &decomb_opts);
		generic_opts_set(ud->builder, "PictureDenoise", &denoise_opts);
		generic_opts_set(ud->builder, "VideoEncoder", &vcodec_opts);
		small_opts_set(ud->builder, "AudioEncoder", &acodec_opts);
		small_opts_set(ud->builder, "x264_direct", &direct_opts);
		small_opts_set(ud->builder, "x264_b_adapt", &badapt_opts);
		small_opts_set(ud->builder, "x264_bpyramid", &bpyramid_opts);
		small_opts_set(ud->builder, "x264_weighted_pframes", &weightp_opts);
		small_opts_set(ud->builder, "x264_me", &me_opts);
		small_opts_set(ud->builder, "x264_subme", &subme_opts);
		small_opts_set(ud->builder, "x264_analyse", &analyse_opts);
		small_opts_set(ud->builder, "x264_trellis", &trellis_opts);
	}
	else
	{
		if (strcmp(name, "AudioBitrate") == 0)
			audio_bitrate_opts_set(ud->builder, "AudioBitrate");
		else if (strcmp(name, "AudioSamplerate") == 0)
			audio_samplerate_opts_set(ud->builder, "AudioSamplerate", hb_audio_rates, hb_audio_rates_count);
		else if (strcmp(name, "VideoFramerate") == 0)
			video_rate_opts_set(ud->builder, "VideoFramerate", hb_video_rates, hb_video_rates_count);
		else if (strcmp(name, "AudioMixdown") == 0)
			mix_opts_set(ud->builder, "AudioMixdown");
		else if (strcmp(name, "SrtLanguage") == 0)
			language_opts_set(ud->builder, "SrtLanguage");
		else if (strcmp(name, "PreferredLanguage") == 0)
			language_opts_set(ud->builder, "PreferredLanguage");
		else if (strcmp(name, "SrtCodeset") == 0)
			srt_codeset_opts_set(ud->builder, "SrtCodeset");
		else if (strcmp(name, "title") == 0)
			title_opts_set(ud->builder, "title");
		else if (strcmp(name, "SubtitleTrack") == 0)
			subtitle_track_opts_set(ud->builder, "SubtitleTrack", user_data);
		else if (strcmp(name, "AudioTrack") == 0)
			audio_track_opts_set(ud->builder, "AudioTrack", user_data);
		else
			generic_opts_set(ud->builder, name, find_combo_table(name));
	}
	if (handler_id > 0)
	{
		g_signal_handler_unblock ((gpointer)combo, handler_id);
	}
}
	
static void
init_ui_combo_boxes(GtkBuilder *builder)
{
	gint ii;

	init_combo_box(builder, "AudioBitrate");
	init_combo_box(builder, "AudioSamplerate");
	init_combo_box(builder, "VideoFramerate");
	init_combo_box(builder, "AudioMixdown");
	init_combo_box(builder, "SrtLanguage");
	init_combo_box(builder, "PreferredLanguage");
	init_combo_box(builder, "SrtCodeset");
	init_combo_box(builder, "title");
	init_combo_box(builder, "AudioTrack");
	for (ii = 0; combo_name_map[ii].name != NULL; ii++)
	{
		init_combo_box(builder, combo_name_map[ii].name);
	}
}
	
static const char * turbo_lavc_opts = "";

static const char * turbo_x264_opts = 
	"ref=1:subme=2:me=dia:analyse=none:trellis=0:"
	"no-fast-pskip=0:8x8dct=0";

// Construct the advanced options string
// The result is allocated, so someone must free it at some point.
gchar*
ghb_build_advanced_opts_string(GValue *settings)
{
	gchar *result;

	gint vcodec = ghb_settings_combo_int(settings, "VideoEncoder");

	switch (vcodec)
	{
		case HB_VCODEC_X264:
		{
			gchar *opts = ghb_settings_get_string(settings, "x264Option");
			if (opts != NULL)
			{
				result = opts;
			}
			else
			{
				result = g_strdup("");
			}
		} break;

		case HB_VCODEC_FFMPEG_MPEG2:
		case HB_VCODEC_FFMPEG_MPEG4:
		{
			gchar *opts = ghb_settings_get_string(settings, "lavcOption");
			if (opts != NULL)
			{
				result = opts;
			}
			else
			{
				result = g_strdup("");
			}
		} break;

		case HB_VCODEC_THEORA:
		default:
		{
			result = g_strdup("");
		} break;
	}
	return result;
}

void
ghb_part_duration(gint tt, gint sc, gint ec, gint *hh, gint *mm, gint *ss)
{
	hb_list_t  * list;
	hb_title_t * title;
    hb_chapter_t * chapter;
	gint count, c;
	gint64 duration;
	
	*hh = *mm = *ss = 0;
	if (h_scan == NULL) return;
	list = hb_get_titles( h_scan );
    title = (hb_title_t*)hb_list_item( list, tt );
	if (title == NULL) return;

	*hh = title->hours;
	*mm = title->minutes;
	*ss = title->seconds;

	count = hb_list_count(title->list_chapter);
	if (sc > count) sc = count;
	if (ec > count) ec = count;

	if (sc == 1 && ec == count)
		return;

	duration = 0;
	for (c = sc; c <= ec; c++)
	{
		chapter = hb_list_item(title->list_chapter, c-1);
		duration += chapter->duration;
	}

	*hh =   duration / 90000 / 3600;
	*mm = ((duration / 90000) % 3600) / 60;
	*ss =  (duration / 90000) % 60;
}

void
ghb_get_chapter_duration(gint ti, gint ii, gint *hh, gint *mm, gint *ss)
{
	hb_list_t  * list;
	hb_title_t * title;
    hb_chapter_t * chapter;
	gint count;
	
	g_debug("ghb_get_chapter_duration (title = %d)\n", ti);
	*hh = *mm = *ss = 0;
	if (h_scan == NULL) return;
	list = hb_get_titles( h_scan );
    title = (hb_title_t*)hb_list_item( list, ti );
	if (title == NULL) return;
	count = hb_list_count( title->list_chapter );
	if (ii >= count) return;
	chapter = hb_list_item(title->list_chapter, ii);
	if (chapter == NULL) return;
	*hh = chapter->hours;
	*mm = chapter->minutes;
	*ss = chapter->seconds;
}

GValue*
ghb_get_chapters(gint titleindex)
{
	hb_list_t  * list;
	hb_title_t * title;
    hb_chapter_t * chapter;
	gint count, ii;
	GValue *chapters = NULL;
	
	g_debug("ghb_get_chapters (title = %d)\n", titleindex);
	if (h_scan == NULL) return NULL;
	list = hb_get_titles( h_scan );
    title = (hb_title_t*)hb_list_item( list, titleindex );
	if (title == NULL) return NULL;
	count = hb_list_count( title->list_chapter );
	chapters = ghb_array_value_new(count);
	for (ii = 0; ii < count; ii++)
	{
		chapter = hb_list_item(title->list_chapter, ii);
		if (chapter == NULL) break;
		if (chapter->title == NULL || chapter->title[0] == 0)
		{
			gchar *str;
			str = g_strdup_printf ("Chapter %2d", ii+1);
			ghb_array_append(chapters, ghb_string_value_new(str));
			g_free(str);
		}
		else 
		{
			ghb_array_append(chapters, ghb_string_value_new(chapter->title));
		}
	}
	return chapters;
}

gboolean
ghb_ac3_in_audio_list(const GValue *audio_list)
{
	gint count, ii;

	count = ghb_array_len(audio_list);
	for (ii = 0; ii < count; ii++)
	{
		GValue *asettings;
		gint acodec;

		asettings = ghb_array_get_nth(audio_list, ii);
		acodec = ghb_settings_combo_int(asettings, "AudioEncoder");
		if (acodec & HB_ACODEC_AC3)
			return TRUE;
	}
	return FALSE;
}

static void
audio_bitrate_opts_add(GtkBuilder *builder, const gchar *name, gint rate)
{
	GtkTreeIter iter;
	GtkListStore *store;
	gchar *str;
	
	g_debug("audio_bitrate_opts_add ()\n");

	if (rate < 8) return;

	if (ghb_audio_bitrates[hb_audio_bitrates_count].string)
	{
		g_free(ghb_audio_bitrates[hb_audio_bitrates_count].string);
	}
	ghb_audio_bitrates[hb_audio_bitrates_count].rate = rate;
	ghb_audio_bitrates[hb_audio_bitrates_count].string = 
		g_strdup_printf("%d", rate);
	ghb_audio_bitrates_count = hb_audio_bitrates_count + 1;

	store = get_combo_box_store(builder, name);
	if (!find_combo_item_by_int(GTK_TREE_MODEL(store), rate, &iter))
	{
		str = g_strdup_printf ("<small>%d</small>", rate);
		gtk_list_store_append(store, &iter);
		gtk_list_store_set(store, &iter, 
						   0, str, 
						   1, TRUE, 
						   2, ghb_audio_bitrates[hb_audio_bitrates_count].string, 
						   3, (gdouble)rate, 
						   4, ghb_audio_bitrates[hb_audio_bitrates_count].string, 
						   -1);
		g_free(str);
	}
}

static void
audio_bitrate_opts_clean(
	GtkBuilder *builder, 
	const gchar *name, 
	gint first_rate, 
	gint last_rate)
{
	GtkTreeIter iter;
	GtkListStore *store;
	gdouble ivalue;
	gboolean done = FALSE;
	gint ii = 0;
	guint last = (guint)last_rate;
	guint first = (guint)first_rate;
	
	ghb_audio_bitrates_count = hb_audio_bitrates_count;

	g_debug("audio_bitrate_opts_clean ()\n");
	store = get_combo_box_store(builder, name);
	if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL(store), &iter))
	{
		do
		{
			gtk_tree_model_get(GTK_TREE_MODEL(store), &iter, 3, &ivalue, -1);
			if (search_rates(
				ghb_audio_bitrates, ivalue, ghb_audio_bitrates_count) < 0)
			{
				done = !gtk_list_store_remove(store, &iter);
			}
			else if (ivalue < first || ivalue > last)
			{
				ii++;
				gtk_list_store_set(store, &iter, 1, FALSE, -1);
				done = !gtk_tree_model_iter_next (GTK_TREE_MODEL(store), &iter);
			}
			else
			{
				ii++;
				gtk_list_store_set(store, &iter, 1, TRUE, -1);
				done = !gtk_tree_model_iter_next (GTK_TREE_MODEL(store), &iter);
			}
		} while (!done);
	}
}

static void
audio_bitrate_opts_set(GtkBuilder *builder, const gchar *name)
{
	GtkTreeIter iter;
	GtkListStore *store;
	gint ii;
	gchar *str;
	
	ghb_audio_bitrates_count = hb_audio_bitrates_count;
	ghb_audio_bitrates = calloc(hb_audio_bitrates_count+1, sizeof(hb_rate_t));

	for (ii = 0; ii < hb_audio_bitrates_count; ii++)
	{
		ghb_audio_bitrates[ii] = hb_audio_bitrates[ii];
	}

	g_debug("audio_bitrate_opts_set ()\n");
	store = get_combo_box_store(builder, name);
	gtk_list_store_clear(store);
	for (ii = 0; ii < ghb_audio_bitrates_count; ii++)
	{
		gtk_list_store_append(store, &iter);
		str = g_strdup_printf ("<small>%s</small>", 
			ghb_audio_bitrates[ii].string);
		gtk_list_store_set(store, &iter, 
						   0, str,
						   1, TRUE, 
						   2, ghb_audio_bitrates[ii].string, 
						   3, (gdouble)ghb_audio_bitrates[ii].rate, 
						   4, ghb_audio_bitrates[ii].string, 
						   -1);
		g_free(str);
	}
}

void
ghb_set_passthru_bitrate_opts(GtkBuilder *builder, gint bitrate)
{
	audio_bitrate_opts_add(builder, "AudioBitrate", bitrate);
}

void
ghb_set_default_bitrate_opts(
	GtkBuilder *builder, 
	gint first_rate, 
	gint last_rate)
{
	audio_bitrate_opts_clean(builder, "AudioBitrate", first_rate, last_rate);
}

static ghb_status_t hb_status;

void
ghb_combo_init(signal_user_data_t *ud)
{
	// Set up the list model for the combos
	init_ui_combo_boxes(ud->builder);
	// Populate all the combos
	ghb_update_ui_combo_box(ud, NULL, 0, TRUE);
}

void
ghb_backend_init(gint debug)
{
    /* Init libhb */
    h_scan = hb_init( debug, 0 );
    h_queue = hb_init( debug, 0 );
}

void
ghb_backend_close()
{
	hb_close(&h_queue);
	hb_close(&h_scan);
	hb_global_close();
}

void ghb_backend_scan_stop()
{
    hb_scan_stop( h_scan );
}

void
ghb_backend_scan(const gchar *path, gint titleindex, gint preview_count, uint64_t min_duration)
{
    hb_scan( h_scan, path, titleindex, preview_count, 1, min_duration );
	hb_status.scan.state |= GHB_STATE_SCANNING;
	// initialize count and cur to something that won't cause FPE
	// when computing progress
	hb_status.scan.title_count = 1;
	hb_status.scan.title_cur = 0;
}

void
ghb_backend_queue_scan(const gchar *path, gint titlenum)
{
	g_debug("ghb_backend_queue_scan()");
	hb_scan( h_queue, path, titlenum, 10, 0, 0 );
	hb_status.queue.state |= GHB_STATE_SCANNING;
}

gint
ghb_get_scan_state()
{
	return hb_status.scan.state;
}

gint
ghb_get_queue_state()
{
	return hb_status.queue.state;
}

void
ghb_clear_scan_state(gint state)
{
	hb_status.scan.state &= ~state;
}

void
ghb_clear_queue_state(gint state)
{
	hb_status.queue.state &= ~state;
}

void
ghb_set_scan_state(gint state)
{
	hb_status.scan.state |= state;
}

void
ghb_set_queue_state(gint state)
{
	hb_status.queue.state |= state;
}

void
ghb_get_status(ghb_status_t *status)
{
	memcpy(status, &hb_status, sizeof(ghb_status_t));
}

void 
ghb_track_status()
{
    hb_state_t s_scan;
    hb_state_t s_queue;

	if (h_scan == NULL) return;
    hb_get_state( h_scan, &s_scan );
	switch( s_scan.state )
    {
#define p s_scan.param.scanning
        case HB_STATE_SCANNING:
		{
			hb_status.scan.state |= GHB_STATE_SCANNING;
			hb_status.scan.title_count = p.title_count;
			hb_status.scan.title_cur = p.title_cur;
		} break;
#undef p

        case HB_STATE_SCANDONE:
        {
			hb_status.scan.state &= ~GHB_STATE_SCANNING;
			hb_status.scan.state |= GHB_STATE_SCANDONE;
        } break;

#define p s_scan.param.working
        case HB_STATE_WORKING:
			hb_status.scan.state |= GHB_STATE_WORKING;
			hb_status.scan.state &= ~GHB_STATE_PAUSED;
			hb_status.scan.job_cur = p.job_cur;
			hb_status.scan.job_count = p.job_count;
			hb_status.scan.progress = p.progress;
			hb_status.scan.rate_cur = p.rate_cur;
			hb_status.scan.rate_avg = p.rate_avg;
			hb_status.scan.hours = p.hours;
			hb_status.scan.minutes = p.minutes;
			hb_status.scan.seconds = p.seconds;
			hb_status.scan.unique_id = p.sequence_id & 0xFFFFFF;
            break;
#undef p

        case HB_STATE_PAUSED:
			hb_status.scan.state |= GHB_STATE_PAUSED;
            break;
				
        case HB_STATE_MUXING:
        {
			hb_status.scan.state |= GHB_STATE_MUXING;
        } break;

#define p s_scan.param.workdone
        case HB_STATE_WORKDONE:
		{
            hb_job_t *job;

			hb_status.scan.state |= GHB_STATE_WORKDONE;
			hb_status.scan.state &= ~GHB_STATE_MUXING;
			hb_status.scan.state &= ~GHB_STATE_PAUSED;
			hb_status.scan.state &= ~GHB_STATE_WORKING;
			switch (p.error)
			{
			case HB_ERROR_NONE:
				hb_status.scan.error = GHB_ERROR_NONE;
				break;
			case HB_ERROR_CANCELED:
				hb_status.scan.error = GHB_ERROR_CANCELED;
				break;
			default:
				hb_status.scan.error = GHB_ERROR_FAIL;
				break;
			}
			// Delete all remaining jobs of this encode.
			// An encode can be composed of multiple associated jobs.
			// When a job is stopped, libhb removes it from the job list,
			// but does not remove other jobs that may be associated with it.
			// Associated jobs are taged in the sequence id.
            while ((job = hb_job(h_scan, 0)) != NULL) 
                hb_rem( h_scan, job );
		} break;
#undef p
    }
    hb_get_state( h_queue, &s_queue );
	switch( s_queue.state )
    {
#define p s_queue.param.scanning
        case HB_STATE_SCANNING:
		{
			hb_status.queue.state |= GHB_STATE_SCANNING;
			hb_status.queue.title_count = p.title_count;
			hb_status.queue.title_cur = p.title_cur;
		} break;
#undef p

        case HB_STATE_SCANDONE:
        {
			hb_status.queue.state &= ~GHB_STATE_SCANNING;
			hb_status.queue.state |= GHB_STATE_SCANDONE;
        } break;

#define p s_queue.param.working
        case HB_STATE_WORKING:
			hb_status.queue.state |= GHB_STATE_WORKING;
			hb_status.queue.state &= ~GHB_STATE_PAUSED;
			hb_status.queue.state &= ~GHB_STATE_SEARCHING;
			hb_status.queue.job_cur = p.job_cur;
			hb_status.queue.job_count = p.job_count;
			hb_status.queue.progress = p.progress;
			hb_status.queue.rate_cur = p.rate_cur;
			hb_status.queue.rate_avg = p.rate_avg;
			hb_status.queue.hours = p.hours;
			hb_status.queue.minutes = p.minutes;
			hb_status.queue.seconds = p.seconds;
			hb_status.queue.unique_id = p.sequence_id & 0xFFFFFF;
            break;

        case HB_STATE_SEARCHING:
			hb_status.queue.state |= GHB_STATE_SEARCHING;
			hb_status.queue.state &= ~GHB_STATE_WORKING;
			hb_status.queue.state &= ~GHB_STATE_PAUSED;
			hb_status.queue.job_cur = p.job_cur;
			hb_status.queue.job_count = p.job_count;
			hb_status.queue.progress = p.progress;
			hb_status.queue.rate_cur = p.rate_cur;
			hb_status.queue.rate_avg = p.rate_avg;
			hb_status.queue.hours = p.hours;
			hb_status.queue.minutes = p.minutes;
			hb_status.queue.seconds = p.seconds;
			hb_status.queue.unique_id = p.sequence_id & 0xFFFFFF;
            break;
#undef p

        case HB_STATE_PAUSED:
			hb_status.queue.state |= GHB_STATE_PAUSED;
            break;
				
        case HB_STATE_MUXING:
        {
			hb_status.queue.state |= GHB_STATE_MUXING;
        } break;

#define p s_queue.param.workdone
        case HB_STATE_WORKDONE:
		{
            hb_job_t *job;

			hb_status.queue.state |= GHB_STATE_WORKDONE;
			hb_status.queue.state &= ~GHB_STATE_MUXING;
			hb_status.queue.state &= ~GHB_STATE_PAUSED;
			hb_status.queue.state &= ~GHB_STATE_WORKING;
			hb_status.queue.state &= ~GHB_STATE_SEARCHING;
			switch (p.error)
			{
			case HB_ERROR_NONE:
				hb_status.queue.error = GHB_ERROR_NONE;
				break;
			case HB_ERROR_CANCELED:
				hb_status.queue.error = GHB_ERROR_CANCELED;
				break;
			default:
				hb_status.queue.error = GHB_ERROR_FAIL;
				break;
			}
			// Delete all remaining jobs of this encode.
			// An encode can be composed of multiple associated jobs.
			// When a job is stopped, libhb removes it from the job list,
			// but does not remove other jobs that may be associated with it.
			// Associated jobs are taged in the sequence id.
            while ((job = hb_job(h_queue, 0)) != NULL) 
                hb_rem( h_queue, job );
		} break;
#undef p
    }
}

gboolean
ghb_get_title_info(ghb_title_info_t *tinfo, gint titleindex)
{
	hb_list_t  * list;
	hb_title_t * title;
	
    if (h_scan == NULL) return FALSE;
	list = hb_get_titles( h_scan );
	if( !hb_list_count( list ) )
	{
		/* No valid title, stop right there */
		return FALSE;
	}

	title = hb_list_item( list, titleindex );
	if (title == NULL) return FALSE;	// Bad titleindex
	tinfo->index = titleindex;
	tinfo->width = title->width;
	tinfo->height = title->height;
	memcpy(tinfo->crop, title->crop, 4 * sizeof(int));
	// Don't allow crop to 0
	if (title->crop[0] + title->crop[1] >= title->height)
		title->crop[0] = title->crop[1] = 0;
	if (title->crop[2] + title->crop[3] >= title->width)
		title->crop[2] = title->crop[3] = 0;
	tinfo->num_chapters = hb_list_count(title->list_chapter);
	tinfo->rate_base = title->rate_base;
	tinfo->rate = title->rate;
	tinfo->interlaced = title->detected_interlacing;
	hb_reduce(&(tinfo->aspect_n), &(tinfo->aspect_d), 
				title->width * title->pixel_aspect_width, 
				title->height * title->pixel_aspect_height);
	tinfo->hours = title->hours;
	tinfo->minutes = title->minutes;
	tinfo->seconds = title->seconds;
	tinfo->duration = title->duration;

	tinfo->angle_count = title->angle_count;
	tinfo->path = title->path;
	tinfo->name = title->name;
	tinfo->type = title->type;
	return TRUE;
}

hb_audio_config_t*
ghb_get_scan_audio_info(gint titleindex, gint audioindex)
{
    hb_audio_config_t *aconfig;
	
	aconfig = get_hb_audio(h_scan, titleindex, audioindex);
	return aconfig;
}

gboolean
ghb_audio_is_passthru(gint acodec)
{
	g_debug("ghb_audio_is_passthru () \n");
	return (acodec & HB_ACODEC_PASS_FLAG) != 0;
}

gboolean
ghb_audio_can_passthru(gint acodec)
{
	g_debug("ghb_audio_can_passthru () \n");
	return (acodec & HB_ACODEC_PASS_MASK) != 0;
}

gint
ghb_get_default_acodec()
{
	return HB_ACODEC_FAAC;
}

static void
picture_settings_deps(signal_user_data_t *ud)
{
	gboolean autoscale, keep_aspect, enable_keep_aspect;
	gboolean enable_scale_width, enable_scale_height;
	gboolean enable_disp_width, enable_disp_height, enable_par;
	gint pic_par;
	GtkWidget *widget;

	pic_par = ghb_settings_combo_int(ud->settings, "PicturePAR");
	if (pic_par == 1)
	{
		ghb_ui_update(ud, "autoscale", ghb_boolean_value(TRUE));
		ghb_ui_update(ud, "PictureModulus", ghb_int_value(2));
		ghb_ui_update(ud, "PictureLooseCrop", ghb_boolean_value(TRUE));
	}
	enable_keep_aspect = (pic_par != 1 && pic_par != 2);
	if (!enable_keep_aspect)
	{
		ghb_ui_update(ud, "PictureKeepRatio", ghb_boolean_value(TRUE));
	}
	keep_aspect = ghb_settings_get_boolean(ud->settings, "PictureKeepRatio");
	autoscale = ghb_settings_get_boolean(ud->settings, "autoscale");

	enable_scale_width = !autoscale && (pic_par != 1);
	enable_scale_height = !autoscale && (pic_par != 1);
	enable_disp_width = (pic_par == 3) && !keep_aspect;
	enable_par = (pic_par == 3) && !keep_aspect;
	enable_disp_height = FALSE;

	widget = GHB_WIDGET(ud->builder, "PictureModulus");
	gtk_widget_set_sensitive(widget, pic_par != 1);
	widget = GHB_WIDGET(ud->builder, "PictureLooseCrop");
	gtk_widget_set_sensitive(widget, pic_par != 1);
	widget = GHB_WIDGET(ud->builder, "scale_width");
	gtk_widget_set_sensitive(widget, enable_scale_width);
	widget = GHB_WIDGET(ud->builder, "scale_height");
	gtk_widget_set_sensitive(widget, enable_scale_height);
	widget = GHB_WIDGET(ud->builder, "PictureDisplayWidth");
	gtk_widget_set_sensitive(widget, enable_disp_width);
	widget = GHB_WIDGET(ud->builder, "PictureDisplayHeight");
	gtk_widget_set_sensitive(widget, enable_disp_height);
	widget = GHB_WIDGET(ud->builder, "PicturePARWidth");
	gtk_widget_set_sensitive(widget, enable_par);
	widget = GHB_WIDGET(ud->builder, "PicturePARHeight");
	gtk_widget_set_sensitive(widget, enable_par);
	widget = GHB_WIDGET(ud->builder, "PictureKeepRatio");
	gtk_widget_set_sensitive(widget, enable_keep_aspect);
	widget = GHB_WIDGET(ud->builder, "autoscale");
	gtk_widget_set_sensitive(widget, pic_par != 1);
}

void
ghb_set_scale(signal_user_data_t *ud, gint mode)
{
	hb_list_t  * list;
	hb_title_t * title;
	hb_job_t   * job;
	gboolean keep_aspect;
	gint pic_par;
	gboolean autocrop, autoscale, noscale;
	gint crop[4], width, height, par_width, par_height;
	gint crop_width, crop_height;
	gint aspect_n, aspect_d;
	gboolean keep_width = (mode & GHB_PIC_KEEP_WIDTH);
	gboolean keep_height = (mode & GHB_PIC_KEEP_HEIGHT);
	gint step;
	GtkWidget *widget;
	gint mod;
	gint max_width = 0;
	gint max_height = 0;
	
	g_debug("ghb_set_scale ()\n");
	picture_settings_deps(ud);
	if (h_scan == NULL) return;
	list = hb_get_titles( h_scan );
	if( !hb_list_count( list ) )
	{
		/* No valid title, stop right there */
		return;
	}
	gint titleindex;

	titleindex = ghb_settings_combo_int(ud->settings, "title");
	title = hb_list_item( list, titleindex );
	if (title == NULL) return;
	job   = title->job;
	if (job == NULL) return;

	if (ud->scale_busy) return;
	ud->scale_busy = TRUE;

	// First configure widgets
	mod = ghb_settings_combo_int(ud->settings, "PictureModulus");
	pic_par = ghb_settings_combo_int(ud->settings, "PicturePAR");
	keep_aspect = ghb_settings_get_boolean(ud->settings, "PictureKeepRatio");
	autocrop = ghb_settings_get_boolean(ud->settings, "PictureAutoCrop");
	autoscale = ghb_settings_get_boolean(ud->settings, "autoscale");
	// "Noscale" is a flag that says we prefer to crop extra to satisfy
	// alignment constraints rather than scaling to satisfy them.
	noscale = ghb_settings_get_boolean(ud->settings, "PictureLooseCrop");
	// Align dimensions to either 16 or 2 pixels
	// The scaler crashes if the dimensions are not divisible by 2
	// x264 also will not accept dims that are not multiple of 2
	if (autoscale)
	{
		keep_width = FALSE;
		keep_height = FALSE;
	}
	// Step needs to be at least 2 because odd widths cause scaler crash
	step = mod;
	widget = GHB_WIDGET (ud->builder, "scale_width");
	gtk_spin_button_set_increments (GTK_SPIN_BUTTON(widget), step, 16);
	widget = GHB_WIDGET (ud->builder, "scale_height");
	gtk_spin_button_set_increments (GTK_SPIN_BUTTON(widget), step, 16);
	if (noscale)
	{
		widget = GHB_WIDGET (ud->builder, "PictureTopCrop");
		gtk_spin_button_set_increments (GTK_SPIN_BUTTON(widget), step, 16);
		widget = GHB_WIDGET (ud->builder, "PictureBottomCrop");
		gtk_spin_button_set_increments (GTK_SPIN_BUTTON(widget), step, 16);
		widget = GHB_WIDGET (ud->builder, "PictureLeftCrop");
		gtk_spin_button_set_increments (GTK_SPIN_BUTTON(widget), step, 16);
		widget = GHB_WIDGET (ud->builder, "PictureRightCrop");
		gtk_spin_button_set_increments (GTK_SPIN_BUTTON(widget), step, 16);
	}
	else
	{
		widget = GHB_WIDGET (ud->builder, "PictureTopCrop");
		gtk_spin_button_set_increments (GTK_SPIN_BUTTON(widget), 1, 16);
		widget = GHB_WIDGET (ud->builder, "PictureBottomCrop");
		gtk_spin_button_set_increments (GTK_SPIN_BUTTON(widget), 1, 16);
		widget = GHB_WIDGET (ud->builder, "PictureLeftCrop");
		gtk_spin_button_set_increments (GTK_SPIN_BUTTON(widget), 1, 16);
		widget = GHB_WIDGET (ud->builder, "PictureRightCrop");
		gtk_spin_button_set_increments (GTK_SPIN_BUTTON(widget), 1, 16);
	}
	ghb_title_info_t tinfo;
	ghb_get_title_info (&tinfo, titleindex);
	if (autocrop)
	{
		crop[0] = tinfo.crop[0];
		crop[1] = tinfo.crop[1];
		crop[2] = tinfo.crop[2];
		crop[3] = tinfo.crop[3];
		ghb_ui_update(ud, "PictureTopCrop", ghb_int64_value(crop[0]));
		ghb_ui_update(ud, "PictureBottomCrop", ghb_int64_value(crop[1]));
		ghb_ui_update(ud, "PictureLeftCrop", ghb_int64_value(crop[2]));
		ghb_ui_update(ud, "PictureRightCrop", ghb_int64_value(crop[3]));
	}
	else
	{
		crop[0] = ghb_settings_get_int(ud->settings, "PictureTopCrop");
		crop[1] = ghb_settings_get_int(ud->settings, "PictureBottomCrop");
		crop[2] = ghb_settings_get_int(ud->settings, "PictureLeftCrop");
		crop[3] = ghb_settings_get_int(ud->settings, "PictureRightCrop");
	}
	if (noscale)
	{
		gint need1, need2;

		// Adjust the cropping to accomplish the desired width and height
		crop_width = tinfo.width - crop[2] - crop[3];
		crop_height = tinfo.height - crop[0] - crop[1];
		width = MOD_DOWN(crop_width, mod);
		height = MOD_DOWN(crop_height, mod);

		need1 = (crop_height - height) / 2;
		need2 = crop_height - height - need1;
		crop[0] += need1;
		crop[1] += need2;
		need1 = (crop_width - width) / 2;
		need2 = crop_width - width - need1;
		crop[2] += need1;
		crop[3] += need2;
		ghb_ui_update(ud, "PictureTopCrop", ghb_int64_value(crop[0]));
		ghb_ui_update(ud, "PictureBottomCrop", ghb_int64_value(crop[1]));
		ghb_ui_update(ud, "PictureLeftCrop", ghb_int64_value(crop[2]));
		ghb_ui_update(ud, "PictureRightCrop", ghb_int64_value(crop[3]));
	}
	hb_reduce(&aspect_n, &aspect_d, 
				title->width * title->pixel_aspect_width, 
				title->height * title->pixel_aspect_height);
	crop_width = title->width - crop[2] - crop[3];
	crop_height = title->height - crop[0] - crop[1];
	if (autoscale)
	{
		width = crop_width;
		height = crop_height;
	}
	else
	{
		width = ghb_settings_get_int(ud->settings, "scale_width");
		height = ghb_settings_get_int(ud->settings, "scale_height");
		if (mode & GHB_PIC_USE_MAX)
		{
			max_width = MOD_DOWN(
				ghb_settings_get_int(ud->settings, "PictureWidth"), mod);
			max_height = MOD_DOWN(
				ghb_settings_get_int(ud->settings, "PictureHeight"), mod);
		}
	}
	g_debug("max_width %d, max_height %d\n", max_width, max_height);

	if (width < 16)
		width = title->width - crop[2] - crop[3];
	if (height < 16)
		height = title->height - crop[0] - crop[1];

	width = MOD_ROUND(width, mod);
	height = MOD_ROUND(height, mod);

	job->anamorphic.mode = pic_par;
	if (pic_par)
	{
		// The scaler crashes if the dimensions are not divisible by 2
		// Align mod 2.  And so does something in x264_encoder_headers()
		job->modulus = mod;
		job->anamorphic.par_width = title->pixel_aspect_width;
		job->anamorphic.par_height = title->pixel_aspect_height;
		job->anamorphic.dar_width = 0;
		job->anamorphic.dar_height = 0;

		if (keep_height && pic_par == 2)
			width = ((double)height * crop_width / crop_height);
		job->width = width;
		job->height = height;
		job->maxWidth = max_width;
		job->maxHeight = max_height;
		job->crop[0] = crop[0];	job->crop[1] = crop[1];
		job->crop[2] = crop[2];	job->crop[3] = crop[3];
		if (job->anamorphic.mode == 3 && !keep_aspect)
		{
			job->anamorphic.keep_display_aspect = 0;
			if (mode & GHB_PIC_KEEP_PAR)
			{
				job->anamorphic.par_width = 
					ghb_settings_get_int(ud->settings, "PicturePARWidth");
				job->anamorphic.par_height = 
					ghb_settings_get_int(ud->settings, "PicturePARHeight");
			}
			else
			{
				job->anamorphic.dar_width = 
					ghb_settings_get_int(ud->settings, 
										"PictureDisplayWidth");
				job->anamorphic.dar_height = height;
			}
		}
		else
		{
			job->anamorphic.keep_display_aspect = 1;
		}
		// hb_set_anamorphic_size will adjust par, dar, and width/height
		// to conform to job parameters that have been set, including 
		// maxWidth and maxHeight
		hb_set_anamorphic_size( job, &width, &height, 
								&par_width, &par_height );
		if (job->anamorphic.mode == 3 && !keep_aspect && 
			mode & GHB_PIC_KEEP_PAR)
		{
			// hb_set_anamorphic_size reduces the par, which we
			// don't want in this case because the user is
			// explicitely specifying it.
			par_width = ghb_settings_get_int(ud->settings, 
											"PicturePARWidth");
			par_height = ghb_settings_get_int(ud->settings, 
												"PicturePARHeight");
		}
	}
	else 
	{
		// Adjust dims according to max values
		if (max_height)
			height = MIN(height, max_height);
		if (max_width)
			width = MIN(width, max_width);

		if (keep_aspect)
		{
			gdouble par;
			gint new_width, new_height;
			
			// Compute pixel aspect ration.  
			par = (gdouble)(title->height * aspect_n) / (title->width * aspect_d);
			// Must scale so that par becomes 1:1
			// Try to keep largest dimension
			new_height = (crop_height * ((gdouble)width/crop_width) / par);
			new_width = (crop_width * ((gdouble)height/crop_height) * par);

			if (max_width && new_width > max_width)
			{
				height = new_height;
			}
			else if (max_height && new_height > max_height)
			{
				width = new_width;
			}
			else if (keep_width)
			{
				height = new_height;
			}
			else if (keep_height)
			{
				width = new_width;
			}
			else if (width > new_width)
			{
				height = new_height;
			}
			else
			{
				width = new_width;
			}
			g_debug("new w %d h %d\n", width, height);
		}
		width = MOD_ROUND(width, mod);
		height = MOD_ROUND(height, mod);
		if (max_height)
			height = MIN(height, max_height);
		if (max_width)
			width = MIN(width, max_width);
		par_width = par_height = 1;
	}
	ghb_ui_update(ud, "scale_width", ghb_int64_value(width));
	ghb_ui_update(ud, "scale_height", ghb_int64_value(height));

	gint disp_width, dar_width, dar_height;
	gchar *str;

	disp_width = (gdouble)(width * par_width / par_height) + 0.5;
	hb_reduce(&dar_width, &dar_height, disp_width, height);
		
	gint iaspect = dar_width * 9 / dar_height;
	if (dar_width > 2 * dar_height)
	{
		str = g_strdup_printf("%.2f : 1", (gdouble)dar_width / dar_height);
	}
	else if (iaspect <= 16 && iaspect >= 15)
	{
		str = g_strdup_printf("%.2f : 9", (gdouble)dar_width * 9 / dar_height);
	}
	else if (iaspect <= 12 && iaspect >= 11)
	{
		str = g_strdup_printf("%.2f : 3", (gdouble)dar_width * 3 / dar_height);
	}
	else
	{
		str = g_strdup_printf("%d : %d", dar_width, dar_height);
	}
	ghb_ui_update(ud, "display_aspect", ghb_string_value(str));
	g_free(str);
	ghb_ui_update(ud, "PicturePARWidth", ghb_int64_value(par_width));
	ghb_ui_update(ud, "PicturePARHeight", ghb_int64_value(par_height));
	ghb_ui_update(ud, "PictureDisplayWidth", ghb_int64_value(disp_width));
	ghb_ui_update(ud, "PictureDisplayHeight", ghb_int64_value(height));
	ud->scale_busy = FALSE;
}

static void
set_preview_job_settings(hb_job_t *job, GValue *settings)
{
	job->crop[0] = ghb_settings_get_int(settings, "PictureTopCrop");
	job->crop[1] = ghb_settings_get_int(settings, "PictureBottomCrop");
	job->crop[2] = ghb_settings_get_int(settings, "PictureLeftCrop");
	job->crop[3] = ghb_settings_get_int(settings, "PictureRightCrop");

	job->anamorphic.mode = ghb_settings_combo_int(settings, "PicturePAR");
	job->modulus = 
		ghb_settings_combo_int(settings, "PictureModulus");
	job->width = ghb_settings_get_int(settings, "scale_width");
	job->height = ghb_settings_get_int(settings, "scale_height");
	if (ghb_settings_get_boolean(settings, "show_crop"))
	{
		gdouble xscale = (gdouble)job->width / 
			(gdouble)(job->title->width - job->crop[2] - job->crop[3]);
		gdouble yscale = (gdouble)job->height / 
			(gdouble)(job->title->height - job->crop[0] - job->crop[1]);
	
		job->width += xscale * (job->crop[2] + job->crop[3]);
		job->height += yscale * (job->crop[0] + job->crop[1]);
		job->crop[0] = 0;
		job->crop[1] = 0;
		job->crop[2] = 0;
		job->crop[3] = 0;
		job->modulus = 2;
	}

	gboolean decomb_deint = ghb_settings_get_boolean(settings, "PictureDecombDeinterlace");
	if (decomb_deint)
	{
		gint decomb = ghb_settings_combo_int(settings, "PictureDecomb");
		job->deinterlace = (decomb == 0) ? 0 : 1;
	}
	else
	{
		gint deint = ghb_settings_combo_int(settings, "PictureDeinterlace");
		job->deinterlace = (deint == 0) ? 0 : 1;
	}

	gboolean keep_aspect;
	keep_aspect = ghb_settings_get_boolean(settings, "PictureKeepRatio");
	if (job->anamorphic.mode)
	{
		job->anamorphic.par_width = job->title->pixel_aspect_width;
		job->anamorphic.par_height = job->title->pixel_aspect_height;
		job->anamorphic.dar_width = 0;
		job->anamorphic.dar_height = 0;

		if (job->anamorphic.mode == 3 && !keep_aspect)
		{
			job->anamorphic.keep_display_aspect = 0;
			job->anamorphic.par_width = 
				ghb_settings_get_int(settings, "PicturePARWidth");
			job->anamorphic.par_height = 
				ghb_settings_get_int(settings, "PicturePARHeight");
		}
		else
		{
			job->anamorphic.keep_display_aspect = 1;
		}
	}
}

gboolean
ghb_validate_filter_string(const gchar *str, gint max_fields)
{
	gint fields = 0;
	gchar *end;
	gdouble val;

	if (str == NULL || *str == 0) return TRUE;
	while (*str)
	{
		val = g_strtod(str, &end);
		if (str != end)
		{ // Found a numeric value
			fields++;
			// negative max_fields means infinate
			if (max_fields >= 0 && fields > max_fields) return FALSE;
			if (*end == 0)
				return TRUE;
			if (*end != ':')
				return FALSE;
			str = end + 1;
		}
		else
			return FALSE;
	}
	return FALSE;
}

gboolean
ghb_validate_filters(signal_user_data_t *ud)
{
	gchar *str;
	gint index;
	gchar *message;

	gboolean decomb_deint = ghb_settings_get_boolean(ud->settings, "PictureDecombDeinterlace");
	// deinte
	index = ghb_settings_combo_int(ud->settings, "PictureDeinterlace");
	if (!decomb_deint && index == 1)
	{
		str = ghb_settings_get_string(ud->settings, "PictureDeinterlaceCustom");
		if (!ghb_validate_filter_string(str, -1))
		{
			message = g_strdup_printf(
						"Invalid Deinterlace Settings:\n\n%s\n",
						str);
			ghb_message_dialog(GTK_MESSAGE_ERROR, message, "Cancel", NULL);
			g_free(message);
			g_free(str);
			return FALSE;
		}
		g_free(str);
	}
	// detel
	index = ghb_settings_combo_int(ud->settings, "PictureDetelecine");
	if (index == 1)
	{
		str = ghb_settings_get_string(ud->settings, "PictureDetelecineCustom");
		if (!ghb_validate_filter_string(str, -1))
		{
			message = g_strdup_printf(
						"Invalid Detelecine Settings:\n\n%s\n",
						str);
			ghb_message_dialog(GTK_MESSAGE_ERROR, message, "Cancel", NULL);
			g_free(message);
			g_free(str);
			return FALSE;
		}
		g_free(str);
	}
	// decomb
	index = ghb_settings_combo_int(ud->settings, "PictureDecomb");
	if (decomb_deint && index == 1)
	{
		str = ghb_settings_get_string(ud->settings, "PictureDecombCustom");
		if (!ghb_validate_filter_string(str, -1))
		{
			message = g_strdup_printf(
						"Invalid Decomb Settings:\n\n%s\n",
						str);
			ghb_message_dialog(GTK_MESSAGE_ERROR, message, "Cancel", NULL);
			g_free(message);
			g_free(str);
			return FALSE;
		}
		g_free(str);
	}
	// denois
	index = ghb_settings_combo_int(ud->settings, "PictureDenoise");
	if (index == 1)
	{
		str = ghb_settings_get_string(ud->settings, "PictureDenoiseCustom");
		if (!ghb_validate_filter_string(str, -1))
		{
			message = g_strdup_printf(
						"Invalid Denoise Settings:\n\n%s\n",
						str);
			ghb_message_dialog(GTK_MESSAGE_ERROR, message, "Cancel", NULL);
			g_free(str);
			g_free(message);
			return FALSE;
		}
		g_free(str);
	}
	return TRUE;
}

gboolean
ghb_validate_video(signal_user_data_t *ud)
{
	gint vcodec, mux;
	gchar *message;

	mux = ghb_settings_combo_int(ud->settings, "FileFormat");
	vcodec = ghb_settings_combo_int(ud->settings, "VideoEncoder");
	if ((mux == HB_MUX_MP4) && (vcodec == HB_VCODEC_THEORA))
	{
		// mp4/theora combination is not supported.
		message = g_strdup_printf(
					"Theora is not supported in the MP4 container.\n\n"
					"You should choose a different video codec or container.\n"
					"If you continue, FFMPEG will be chosen for you.");
		if (!ghb_message_dialog(GTK_MESSAGE_WARNING, message, "Cancel", "Continue"))
		{
			g_free(message);
			return FALSE;
		}
		g_free(message);
		vcodec = HB_VCODEC_FFMPEG_MPEG4;
		ghb_ui_update(ud, "VideoEncoder", ghb_int64_value(vcodec));
	}
	return TRUE;
}

gboolean
ghb_validate_subtitles(signal_user_data_t *ud)
{
	hb_list_t  * list;
	hb_title_t * title;
	gchar *message;

	if (h_scan == NULL) return FALSE;
	list = hb_get_titles( h_scan );
	if( !hb_list_count( list ) )
	{
		/* No valid title, stop right there */
		g_message("No title found.\n");
		return FALSE;
	}

	gint titleindex;

	titleindex = ghb_settings_combo_int(ud->settings, "title");
    title = hb_list_item( list, titleindex );
	if (title == NULL) return FALSE;

	const GValue *slist, *settings;
	gint count, ii, source;
	gboolean burned, one_burned = FALSE;

	slist = ghb_settings_get_value(ud->settings, "subtitle_list");
	count = ghb_array_len(slist);
	for (ii = 0; ii < count; ii++)
	{
		settings = ghb_array_get_nth(slist, ii);
		source = ghb_settings_get_int(settings, "SubtitleSource");
		burned = ghb_settings_get_boolean(settings, "SubtitleBurned");
		if (burned && one_burned)
		{
			// MP4 can only handle burned vobsubs.  make sure there isn't
			// already something burned in the list
			message = g_strdup_printf(
			"Only one subtitle may be burned into the video.\n\n"
				"You should change your subtitle selections.\n"
				"If you continue, some subtitles will be lost.");
			if (!ghb_message_dialog(GTK_MESSAGE_WARNING, message, "Cancel", "Continue"))
			{
				g_free(message);
				return FALSE;
			}
			g_free(message);
			break;
		}
		else if (burned)
		{
			one_burned = TRUE;
		}
		if (source == SRTSUB)
		{
			gchar *filename;

			filename = ghb_settings_get_string(settings, "SrtFile");
			if (!g_file_test(filename, G_FILE_TEST_IS_REGULAR))
			{
				message = g_strdup_printf(
				"Srt file does not exist or not a regular file.\n\n"
					"You should choose a valid file.\n"
					"If you continue, this subtitle will be ignored.");
				if (!ghb_message_dialog(GTK_MESSAGE_WARNING, message, 
					"Cancel", "Continue"))
				{
					g_free(message);
					return FALSE;
				}
				g_free(message);
				break;
			}
		}
	}
	return TRUE;
}

gint
ghb_select_audio_codec(GValue *settings, hb_audio_config_t *aconfig, gint acodec)
{
	gint mux = ghb_settings_combo_int(settings, "FileFormat");

	guint32 in_codec = aconfig ? aconfig->in.codec : HB_ACODEC_MASK;
	if (mux == HB_MUX_MP4)
	{
		if ((acodec & in_codec & HB_ACODEC_AC3))
		{
			return acodec & (in_codec | HB_ACODEC_PASS_FLAG);
		}
		else if (acodec & HB_ACODEC_AC3)
		{
			return HB_ACODEC_AC3;
		}
		else if (acodec & HB_ACODEC_LAME)
		{
			return HB_ACODEC_LAME;
		}
		else if (acodec & HB_ACODEC_FAAC)
		{
			return HB_ACODEC_FAAC;
		}
		else
		{
			return HB_ACODEC_FAAC;
		}
	}
	else
	{
		if ((acodec & in_codec & HB_ACODEC_PASS_MASK))
		{
			return acodec & (in_codec | HB_ACODEC_PASS_FLAG);
		}
		else if (acodec & HB_ACODEC_AC3)
		{
			return HB_ACODEC_AC3;
		}
		else if (acodec & HB_ACODEC_VORBIS)
		{
			return HB_ACODEC_VORBIS;
		}
		else if (acodec & HB_ACODEC_LAME)
		{
			return HB_ACODEC_LAME;
		}
		else if (acodec & HB_ACODEC_FAAC)
		{
			return HB_ACODEC_FAAC;
		}
		else
		{
			return HB_ACODEC_LAME;
		}
	}
}

gboolean
ghb_validate_audio(signal_user_data_t *ud)
{
	hb_list_t  * list;
	hb_title_t * title;
	gchar *message;
	GValue *value;

	if (h_scan == NULL) return FALSE;
	list = hb_get_titles( h_scan );
	if( !hb_list_count( list ) )
	{
		/* No valid title, stop right there */
		g_message("No title found.\n");
		return FALSE;
	}

	gint titleindex;

	titleindex = ghb_settings_combo_int(ud->settings, "title");
    title = hb_list_item( list, titleindex );
	if (title == NULL) return FALSE;
	gint mux = ghb_settings_combo_int(ud->settings, "FileFormat");

	const GValue *audio_list;
	gint count, ii;

	audio_list = ghb_settings_get_value(ud->settings, "audio_list");
	count = ghb_array_len(audio_list);
	for (ii = 0; ii < count; ii++)
	{
		GValue *asettings;
	    hb_audio_config_t *aconfig;

		asettings = ghb_array_get_nth(audio_list, ii);
		gint track = ghb_settings_combo_int(asettings, "AudioTrack");
		gint codec = ghb_settings_combo_int(asettings, "AudioEncoder");
		if (codec == HB_ACODEC_ANY)
			continue;

        aconfig = (hb_audio_config_t *) hb_list_audio_config_item(
											title->list_audio, track );
		if ( ghb_audio_is_passthru(codec) &&
			!(ghb_audio_can_passthru(aconfig->in.codec) && 
			 (aconfig->in.codec & codec)))
		{
			// Not supported.  AC3 is passthrough only, so input must be AC3
			message = g_strdup_printf(
						"The source does not support Pass-Thru.\n\n"
						"You should choose a different audio codec.\n"
						"If you continue, one will be chosen for you.");
			if (!ghb_message_dialog(GTK_MESSAGE_WARNING, message, "Cancel", "Continue"))
			{
				g_free(message);
				return FALSE;
			}
			g_free(message);
			if ((codec & HB_ACODEC_AC3) ||
				aconfig->in.codec == HB_ACODEC_DCA)
			{
				codec = HB_ACODEC_AC3;
			}
			else if (mux == HB_MUX_MKV)
			{
				codec = HB_ACODEC_LAME;
			}
			else
			{
				codec = HB_ACODEC_FAAC;
			}
			value = ghb_lookup_acodec_value(codec);
			ghb_settings_take_value(asettings, "AudioEncoder", value);
		}
		gchar *a_unsup = NULL;
		gchar *mux_s = NULL;
		if (mux == HB_MUX_MP4)
		{ 
			mux_s = "MP4";
			// mp4/vorbis|DTS combination is not supported.
			if (codec == HB_ACODEC_VORBIS)
			{
				a_unsup = "Vorbis";
				codec = HB_ACODEC_FAAC;
			}
			if (codec == HB_ACODEC_DCA)
			{
				a_unsup = "DTS";
				codec = HB_ACODEC_AC3;
			}
		}
		if (a_unsup)
		{
			message = g_strdup_printf(
						"%s is not supported in the %s container.\n\n"
						"You should choose a different audio codec.\n"
						"If you continue, one will be chosen for you.", a_unsup, mux_s);
			if (!ghb_message_dialog(GTK_MESSAGE_WARNING, message, "Cancel", "Continue"))
			{
				g_free(message);
				return FALSE;
			}
			g_free(message);
			value = ghb_lookup_acodec_value(codec);
			ghb_settings_take_value(asettings, "AudioEncoder", value);
		}

		gint mix = ghb_settings_combo_int (asettings, "AudioMixdown");
		gboolean allow_mono = TRUE;
		gboolean allow_stereo = TRUE;
		gboolean allow_dolby = TRUE;
		gboolean allow_dpl2 = TRUE;
		gboolean allow_6ch = TRUE;
		allow_mono = TRUE;

		gint best = hb_get_best_mixdown(codec, aconfig->in.channel_layout, 0);

		allow_stereo = best >= HB_AMIXDOWN_STEREO;
		allow_dolby = best >= HB_AMIXDOWN_DOLBY;
		allow_dpl2 = best >= HB_AMIXDOWN_DOLBYPLII;
		allow_6ch = best >= HB_AMIXDOWN_6CH;

		gchar *mix_unsup = NULL;
		if (mix == HB_AMIXDOWN_MONO && !allow_mono)
		{
			mix_unsup = "mono";
		}
		if (mix == HB_AMIXDOWN_STEREO && !allow_stereo)
		{
			mix_unsup = "stereo";
		}
		if (mix == HB_AMIXDOWN_DOLBY && !allow_dolby)
		{
			mix_unsup = "Dolby";
		}
		if (mix == HB_AMIXDOWN_DOLBYPLII && !allow_dpl2)
		{
			mix_unsup = "Dolby Pro Logic II";
		}
		if (mix == HB_AMIXDOWN_6CH && !allow_6ch)
		{
			mix_unsup = "6 Channel";
		}
		if (mix_unsup)
		{
			message = g_strdup_printf(
						"The source audio does not support %s mixdown.\n\n"
						"You should choose a different mixdown.\n"
						"If you continue, one will be chosen for you.", mix_unsup);
			if (!ghb_message_dialog(GTK_MESSAGE_WARNING, message, "Cancel", "Continue"))
			{
				g_free(message);
				return FALSE;
			}
			g_free(message);
			mix = ghb_get_best_mix(aconfig, codec, mix);
			value = get_amix_value(mix);
			ghb_settings_take_value(asettings, "AudioMixdown", value);
		}
	}
	return TRUE;
}

gboolean
ghb_validate_vquality(GValue *settings)
{
	gint vcodec;
	gchar *message;
	gint min, max;

	if (ghb_settings_get_boolean(settings, "nocheckvquality")) return TRUE;
	vcodec = ghb_settings_combo_int(settings, "VideoEncoder");
	gdouble vquality;
	vquality = ghb_settings_get_double(settings, "VideoQualitySlider");
	if (ghb_settings_get_boolean(settings, "vquality_type_constant"))
	{
		switch (vcodec)
		{
			case HB_VCODEC_X264:
			{
				min = 16;
				max = 30;
			} break;

			case HB_VCODEC_FFMPEG_MPEG2:
			case HB_VCODEC_FFMPEG_MPEG4:
			{
				min = 1;
				max = 8;
			} break;

			case HB_VCODEC_THEORA:
			{
				min = 0;
				max = 63;
			} break;

			default:
			{
				min = 48;
				max = 62;
			} break;
		}
		if (vcodec == HB_VCODEC_X264 && vquality == 0.0)
		{
			message = g_strdup_printf(
						"Warning: lossless h.264 selected\n\n"
						"Lossless h.264 is not well supported by\n"
						"many players and editors.\n\n"
                        "It will produce enormous output files.\n\n"
						"Are you sure you wish to use this setting?",
						(gint)vquality, min, max);
			if (!ghb_message_dialog(GTK_MESSAGE_QUESTION, message, 
									"Cancel", "Continue"))
			{
				g_free(message);
				return FALSE;
			}
			g_free(message);
		}
		else if (vquality < min || vquality > max)
		{
			message = g_strdup_printf(
						"Interesting video quality choice: %d\n\n"
						"Typical values range from %d to %d.\n\n"
						"Are you sure you wish to use this setting?",
						(gint)vquality, min, max);
			if (!ghb_message_dialog(GTK_MESSAGE_QUESTION, message, 
									"Cancel", "Continue"))
			{
				g_free(message);
				return FALSE;
			}
			g_free(message);
		}
	}
	return TRUE;
}

static void
add_job(hb_handle_t *h, GValue *js, gint unique_id, gint titleindex)
{
	hb_list_t  * list;
	hb_title_t * title;
	hb_job_t   * job;
	static gchar *advanced_opts;
	gint sub_id = 0;
	gboolean tweaks = FALSE;
	gchar *detel_str = NULL;
	gchar *decomb_str = NULL;
	gchar *deint_str = NULL;
	gchar *deblock_str = NULL;
	gchar *denoise_str = NULL;
	gchar *dest_str = NULL;

	g_debug("add_job()\n");
	if (h == NULL) return;
	list = hb_get_titles( h );
	if( !hb_list_count( list ) )
	{
		/* No valid title, stop right there */
		return;
	}

    title = hb_list_item( list, titleindex );
	if (title == NULL) return;

	/* Set job settings */
	job   = title->job;
	if (job == NULL) return;

	job->angle = ghb_settings_get_int(js, "angle");
	job->start_at_preview = ghb_settings_get_int(js, "start_frame") + 1;
	if (job->start_at_preview)
	{
		job->seek_points = ghb_settings_get_int(js, "preview_count");
		job->pts_to_stop = ghb_settings_get_int(js, "live_duration") * 90000LL;
	}

	tweaks = ghb_settings_get_boolean(js, "allow_tweaks");
	job->mux = ghb_settings_combo_int(js, "FileFormat");
	if (job->mux == HB_MUX_MP4)
	{
		job->largeFileSize = ghb_settings_get_boolean(js, "Mp4LargeFile");
		job->mp4_optimize = ghb_settings_get_boolean(js, "Mp4HttpOptimize");
	}
	else
	{
		job->largeFileSize = FALSE;
		job->mp4_optimize = FALSE;
	}
	if (!job->start_at_preview)
	{
		gint start, end;
		gint num_chapters = hb_list_count(title->list_chapter);
		gint duration = title->duration / 90000;
		job->chapter_markers = FALSE;
		job->chapter_start = 1;
		job->chapter_end = num_chapters;

		if (ghb_settings_combo_int(js, "PtoPType") == 0)
		{
			start = ghb_settings_get_int(js, "start_point");
			end = ghb_settings_get_int(js, "end_point");
			job->chapter_start = MIN( num_chapters, start );
			job->chapter_end   = MAX( job->chapter_start, end );

		}
		if (ghb_settings_combo_int(js, "PtoPType") == 1)
		{
			start = ghb_settings_get_int(js, "start_point");
			end = ghb_settings_get_int(js, "end_point");
			job->pts_to_start = (int64_t)MIN(duration-1, start) * 90000;
			job->pts_to_stop = (int64_t)MAX(start+1, end) * 90000 - 
								job->pts_to_start;
		}
		if (ghb_settings_combo_int(js, "PtoPType") == 2)
		{
			start = ghb_settings_get_int(js, "start_point");
			end = ghb_settings_get_int(js, "end_point");
			gint64 max_frames;
			max_frames = (gint64)duration * title->rate / title->rate_base;
			job->frame_to_start = (int64_t)MIN(max_frames-1, start-1);
			job->frame_to_stop = (int64_t)MAX(start, end-1) - 
								 job->frame_to_start;
		}
		if (job->chapter_start != job->chapter_end)
		{
			job->chapter_markers = ghb_settings_get_boolean(js, "ChapterMarkers");
		}
		if (job->chapter_start == job->chapter_end)
			job->chapter_markers = 0;
		if ( job->chapter_markers )
		{
			GValue *chapters;
			GValue *chapter;
			gint chap;
			gint count;

			chapters = ghb_settings_get_value(js, "chapter_list");
			count = ghb_array_len(chapters);
			for(chap = 0; chap < count; chap++)
			{
				hb_chapter_t * chapter_s;
				gchar *name;

				name = NULL;
				chapter = ghb_array_get_nth(chapters, chap);
				name = ghb_value_string(chapter); 
				if (name == NULL)
				{
					name = g_strdup_printf ("Chapter %2d", chap+1);
				}
				chapter_s = hb_list_item( job->title->list_chapter, chap);
				strncpy(chapter_s->title, name, 1023);
				chapter_s->title[1023] = '\0';
				g_free(name);
			}
		}
	}
	job->crop[0] = ghb_settings_get_int(js, "PictureTopCrop");
	job->crop[1] = ghb_settings_get_int(js, "PictureBottomCrop");
	job->crop[2] = ghb_settings_get_int(js, "PictureLeftCrop");
	job->crop[3] = ghb_settings_get_int(js, "PictureRightCrop");

	
	gboolean decomb_deint = ghb_settings_get_boolean(js, "PictureDecombDeinterlace");
	gint decomb = ghb_settings_combo_int(js, "PictureDecomb");
	gint deint = ghb_settings_combo_int(js, "PictureDeinterlace");
	if (!decomb_deint)
		job->deinterlace = (deint != 0) ? 1 : 0;
	else
		job->deinterlace = 0;
    job->grayscale   = ghb_settings_get_boolean(js, "VideoGrayScale");

	gboolean keep_aspect;
	keep_aspect = ghb_settings_get_boolean(js, "PictureKeepRatio");
	job->anamorphic.mode = ghb_settings_combo_int(js, "PicturePAR");
	job->modulus = ghb_settings_combo_int(js, "PictureModulus");
	if (job->anamorphic.mode)
	{
		job->anamorphic.par_width = title->pixel_aspect_width;
		job->anamorphic.par_height = title->pixel_aspect_height;
		job->anamorphic.dar_width = 0;
		job->anamorphic.dar_height = 0;

		if (job->anamorphic.mode == 3 && !keep_aspect)
		{
			job->anamorphic.keep_display_aspect = 0;
			job->anamorphic.par_width = 
				ghb_settings_get_int(js, "PicturePARWidth");
			job->anamorphic.par_height = 
				ghb_settings_get_int(js, "PicturePARHeight");
		}
		else
		{
			job->anamorphic.keep_display_aspect = 1;
		}
	}

	/* Add selected filters */
	job->filters = hb_list_init();
	gint detel = ghb_settings_combo_int(js, "PictureDetelecine");
	if ( detel )
	{
		if (detel != 1)
		{
			if (detel_opts.map[detel].svalue != NULL)
				detel_str = g_strdup(detel_opts.map[detel].svalue);
		}
		else
			detel_str = ghb_settings_get_string(js, "PictureDetelecineCustom");
		hb_filter_detelecine.settings = detel_str;
		hb_list_add( job->filters, &hb_filter_detelecine );
	}
	if ( decomb_deint && decomb )
	{
		if (decomb != 1)
		{
			if (decomb_opts.map[decomb].svalue != NULL)
				decomb_str = g_strdup(decomb_opts.map[decomb].svalue);
		}
		else
			decomb_str = ghb_settings_get_string(js, "PictureDecombCustom");
		hb_filter_decomb.settings = decomb_str;
		hb_list_add( job->filters, &hb_filter_decomb );
	}
	if( job->deinterlace )
	{
		if (deint != 1)
		{
			if (deint_opts.map[deint].svalue != NULL)
				deint_str = g_strdup(deint_opts.map[deint].svalue);
		}
		else
			deint_str = ghb_settings_get_string(js, "PictureDeinterlaceCustom");
		hb_filter_deinterlace.settings = deint_str;
		hb_list_add( job->filters, &hb_filter_deinterlace );
	}
	gint deblock = ghb_settings_get_int(js, "PictureDeblock");
	if( deblock >= 5 )
	{
		deblock_str = g_strdup_printf("%d", deblock);
		hb_filter_deblock.settings = deblock_str;
		hb_list_add( job->filters, &hb_filter_deblock );
	}
	gint denoise = ghb_settings_combo_int(js, "PictureDenoise");
	if( denoise )
	{
		if (denoise != 1)
		{
			if (denoise_opts.map[denoise].svalue != NULL)
				denoise_str = g_strdup(denoise_opts.map[denoise].svalue);
		}
		else
			denoise_str = ghb_settings_get_string(js, "PictureDenoiseCustom");
		hb_filter_denoise.settings = denoise_str;
		hb_list_add( job->filters, &hb_filter_denoise );
	}
	job->width = ghb_settings_get_int(js, "scale_width");
	job->height = ghb_settings_get_int(js, "scale_height");

	job->vcodec = ghb_settings_combo_int(js, "VideoEncoder");
	if ((job->mux == HB_MUX_MP4 ) && (job->vcodec == HB_VCODEC_THEORA))
	{
		// mp4/theora combination is not supported.
		job->vcodec = HB_VCODEC_FFMPEG_MPEG4;
	}
	if ((job->vcodec == HB_VCODEC_X264) && (job->mux == HB_MUX_MP4))
	{
		job->ipod_atom = ghb_settings_get_boolean(js, "Mp4iPodCompatible");
	}
	if (ghb_settings_get_boolean(js, "vquality_type_constant"))
	{
		gdouble vquality;
		vquality = ghb_settings_get_double(js, "VideoQualitySlider");
		job->vquality =  vquality;
		job->vbitrate = 0;
	}
	else if (ghb_settings_get_boolean(js, "vquality_type_bitrate"))
	{
		job->vquality = -1.0;
		job->vbitrate = ghb_settings_get_int(js, "VideoAvgBitrate");
	}

	gint vrate = ghb_settings_combo_int(js, "VideoFramerate");
	if( vrate == 0 )
	{
		job->vrate = title->rate;
		job->vrate_base = title->rate_base;
	}
	else
	{
		job->vrate = 27000000;
		job->vrate_base = vrate;
	}
	if (ghb_settings_get_boolean(js, "VideoFrameratePFR"))
		job->cfr = 2;
	else if (ghb_settings_get_boolean(js, "VideoFramerateCFR"))
		job->cfr = 1;
	else
		job->cfr = 0;

	const GValue *audio_list;
	gint count, ii;
	gint tcount = 0;
	
	audio_list = ghb_settings_get_value(js, "audio_list");
	count = ghb_array_len(audio_list);
	for (ii = 0; ii < count; ii++)
	{
		GValue *asettings;
	    hb_audio_config_t audio;
	    hb_audio_config_t *aconfig;
		gint acodec;

		hb_audio_config_init(&audio);
		asettings = ghb_array_get_nth(audio_list, ii);
		audio.in.track = ghb_settings_get_int(asettings, "AudioTrack");
		audio.out.track = tcount;

        aconfig = (hb_audio_config_t *) hb_list_audio_config_item(
									title->list_audio, audio.in.track );

		acodec = ghb_settings_combo_int(asettings, "AudioEncoder");
		audio.out.codec = ghb_select_audio_codec(js, aconfig, acodec);

        audio.out.dynamic_range_compression = 
			ghb_settings_get_double(asettings, "AudioTrackDRCSlider");
        if (audio.out.dynamic_range_compression < 1.0)
        	audio.out.dynamic_range_compression = 0.0;

		// It would be better if this were done in libhb for us, but its not yet.
		if (ghb_audio_is_passthru(audio.out.codec))
		{
			audio.out.mixdown = 0;
		}
		else
		{
			audio.out.mixdown = ghb_settings_combo_int(asettings, "AudioMixdown");
			// Make sure the mixdown is valid and pick a new one if not.
			audio.out.mixdown = ghb_get_best_mix(aconfig, audio.out.codec, 
													audio.out.mixdown);
			audio.out.bitrate = 
				ghb_settings_combo_int(asettings, "AudioBitrate");
			gint srate = ghb_settings_combo_int(asettings, "AudioSamplerate");
			if (srate == 0)	// 0 is same as source
				audio.out.samplerate = aconfig->in.samplerate;
			else
				audio.out.samplerate = srate;

			audio.out.bitrate = hb_get_best_audio_bitrate(
				audio.out.codec, audio.out.bitrate, 
				audio.out.samplerate, audio.out.mixdown);
		}

		// Add it to the jobs audio list
        hb_audio_add( job, &audio );
		tcount++;
	}

	dest_str = ghb_settings_get_string(js, "destination");
	job->file = dest_str;

	const GValue *subtitle_list;
	gint subtitle;
	gboolean force, burned, def, one_burned = FALSE;
	
	ghb_settings_set_boolean(js, "subtitle_scan", FALSE);
	subtitle_list = ghb_settings_get_value(js, "subtitle_list");
	count = ghb_array_len(subtitle_list);
	for (ii = 0; ii < count; ii++)
	{
		GValue *ssettings;
		gint source;

		ssettings = ghb_array_get_nth(subtitle_list, ii);

		force = ghb_settings_get_boolean(ssettings, "SubtitleForced");
		burned = ghb_settings_get_boolean(ssettings, "SubtitleBurned");
		def = ghb_settings_get_boolean(ssettings, "SubtitleDefaultTrack");
		source = ghb_settings_get_int(ssettings, "SubtitleSource");

		if (source == SRTSUB)
		{
    		hb_subtitle_config_t sub_config;
			gchar *filename, *lang, *code;

			filename = ghb_settings_get_string(ssettings, "SrtFile");
			if (!g_file_test(filename, G_FILE_TEST_IS_REGULAR))
			{
				continue;
			}
			sub_config.offset = ghb_settings_get_int(ssettings, "SrtOffset");
			lang = ghb_settings_get_string(ssettings, "SrtLanguage");
			code = ghb_settings_get_string(ssettings, "SrtCodeset");
			strncpy(sub_config.src_filename, filename, 255);
			sub_config.src_filename[255] = 0;
			strncpy(sub_config.src_codeset, code, 39);
			sub_config.src_codeset[39] = 0;
			sub_config.force = 0;
			sub_config.dest = PASSTHRUSUB;
			sub_config.default_track = def;

			hb_srt_add( job, &sub_config, lang);

			g_free(filename);
			g_free(lang);
			g_free(code);
			continue;
		}

		subtitle = ghb_settings_get_int(ssettings, "SubtitleTrack");
		if (subtitle == -1)
		{
			if (!burned)
			{
				job->select_subtitle_config.dest = PASSTHRUSUB;
			}
			else if (burned)
			{
				// Only allow one subtitle to be burned into the video
				if (one_burned)
					continue;
				job->select_subtitle_config.dest = RENDERSUB;
				one_burned = TRUE;
			}
			job->select_subtitle_config.force = force;
			job->select_subtitle_config.default_track = def;
			job->indepth_scan = 1;
			ghb_settings_set_boolean(js, "subtitle_scan", TRUE);
		}
		else if (subtitle >= 0)
		{
    		hb_subtitle_t * subt;
    		hb_subtitle_config_t sub_config;

       		subt = (hb_subtitle_t *)hb_list_item(title->list_subtitle, subtitle);
			if (subt != NULL)
			{
				sub_config = subt->config;
				if (!burned)
				{
					sub_config.dest = PASSTHRUSUB;
				}
				else if ( burned && canBurn(subt->source) )
				{
					// Only allow one subtitle to be burned into the video
					if (one_burned)
						continue;
					sub_config.dest = RENDERSUB;
					one_burned = TRUE;
				}
				sub_config.force = force;
				sub_config.default_track = def;
        		hb_subtitle_add( job, &sub_config, subtitle );
			}
		}
	}

	// TODO: libhb holds onto a reference to the advanced_opts and is not
	// finished with it until encoding the job is done.  But I can't
	// find a way to get at the job before it is removed in order to
	// free up the memory I am allocating here.
	// The short story is THIS LEAKS.
	advanced_opts = ghb_build_advanced_opts_string(js);
	
	if( advanced_opts && *advanced_opts == '\0' )
	{
		g_free(advanced_opts);
		advanced_opts = NULL;
	}

	if (job->indepth_scan == 1)
	{
		// Subtitle scan. Look for subtitle matching audio language

		/*
		 * When subtitle scan is enabled do a fast pre-scan job
		 * which will determine which subtitles to enable, if any.
		 */
		job->pass = -1;
		job->indepth_scan = 1;
		job->advanced_opts = NULL;

		/*
		 * Add the pre-scan job
		 */
		job->sequence_id = (unique_id & 0xFFFFFF) | (sub_id++ << 24);
		hb_add( h, job );
	}

	if( ghb_settings_get_boolean(js, "VideoTwoPass") &&
		!ghb_settings_get_boolean(js, "vquality_type_constant"))
	{
		/*
		 * If subtitle_scan is enabled then only turn it on
		 * for the second pass and then off again for the
		 * second.
		 */
		job->pass = 1;
		job->indepth_scan = 0;

		/*
		 * If turbo options have been selected then append them
		 * to the advanced_opts now (size includes one ':' and the '\0')
		 */
		if( ghb_settings_get_boolean(js, "VideoTurboTwoPass") )
		{
			gchar *tmp_advanced_opts;
			gchar *extra_opts;

			if (job->vcodec == HB_VCODEC_X264)
			{
				gint badapt;

				badapt = ghb_lookup_badapt(advanced_opts);
				if (badapt == 2)
				{
					extra_opts = g_strdup_printf("%s", turbo_x264_opts);
				}
				else
				{
					extra_opts = g_strdup_printf("%s:weightb=0", turbo_x264_opts);
				}
			}
			else if (job->vcodec == HB_VCODEC_FFMPEG_MPEG4)
			{
				extra_opts = g_strdup_printf("%s", turbo_lavc_opts);
			}
			else
			{
				extra_opts = g_strdup("");
			}

			if ( advanced_opts )
			{
				tmp_advanced_opts = g_strdup_printf("%s:%s", advanced_opts, extra_opts);
			} 
			else 
			{
				/*
				 * No advanced_opts to modify, but apply the turbo options
				 * anyway as they may be modifying defaults
				 */
				tmp_advanced_opts = g_strdup_printf("%s", extra_opts);
			}
			g_free(extra_opts);

			job->advanced_opts = tmp_advanced_opts;
		}
		else
		{
			job->advanced_opts = advanced_opts;
		}
		job->sequence_id = (unique_id & 0xFFFFFF) | (sub_id++ << 24);
		hb_add( h, job );
		//if (job->advanced_opts != NULL)
		//	g_free(job->advanced_opts);

		job->pass = 2;
		/*
		 * On the second pass we turn off subtitle scan so that we
		 * can actually encode using any subtitles that were auto
		 * selected in the first pass (using the whacky select-subtitle
		 * attribute of the job).
		 */
		job->indepth_scan = 0;
		job->advanced_opts = advanced_opts;
		job->sequence_id = (unique_id & 0xFFFFFF) | (sub_id++ << 24);
		hb_add( h, job );
		//if (job->advanced_opts != NULL)
		//	g_free(job->advanced_opts);
	}
	else
	{
		job->advanced_opts = advanced_opts;
		job->indepth_scan = 0;
		job->pass = 0;
		job->sequence_id = (unique_id & 0xFFFFFF) | (sub_id++ << 24);
		hb_add( h, job );
		//if (job->advanced_opts != NULL)
		//	g_free(job->advanced_opts);
	}

	// clean up audio list
	gint num_audio_tracks = hb_list_count(job->list_audio);
	for(ii = 0; ii < num_audio_tracks; ii++)
	{
		hb_audio_t *audio = (hb_audio_t*)hb_list_item(job->list_audio, 0);
		hb_list_rem(job->list_audio, audio);
		free(audio);
	}

	// clean up subtitle list
	gint num_subtitle_tracks = hb_list_count(job->list_subtitle);
	for(ii = 0; ii < num_subtitle_tracks; ii++)
	{
		hb_subtitle_t *subtitle = hb_list_item(job->list_subtitle, 0);
		hb_list_rem(job->list_subtitle, subtitle);
		free(subtitle);
	}

	if (detel_str) g_free(detel_str);
	if (decomb_str) g_free(decomb_str);
	if (deint_str) g_free(deint_str);
	if (deblock_str) g_free(deblock_str);
	if (denoise_str) g_free(denoise_str);
	if (dest_str) g_free(dest_str);
}

void
ghb_add_job(GValue *js, gint unique_id)
{
	// Since I'm doing a scan of the single title I want just prior 
	// to adding the job, there is only the one title to choose from.
	add_job(h_queue, js, unique_id, 0);
}

void
ghb_add_live_job(GValue *js, gint unique_id)
{
	// Since I'm doing a scan of the single title I want just prior 
	// to adding the job, there is only the one title to choose from.
	gint titleindex = ghb_settings_combo_int(js, "title");
	add_job(h_scan, js, unique_id, titleindex);
}

void
ghb_remove_job(gint unique_id)
{
    hb_job_t * job;
    gint ii;
	
	// Multiples passes all get the same id
	// remove them all.
	// Go backwards through list, so reordering doesn't screw me.
	ii = hb_count(h_queue) - 1;
    while ((job = hb_job(h_queue, ii--)) != NULL)
    {
        if ((job->sequence_id & 0xFFFFFF) == unique_id)
			hb_rem(h_queue, job);
    }
}

void
ghb_start_queue()
{
	hb_start( h_queue );
}

void
ghb_stop_queue()
{
	hb_stop( h_queue );
}

void
ghb_start_live_encode()
{
	hb_start( h_scan );
}

void
ghb_stop_live_encode()
{
	hb_stop( h_scan );
}

void
ghb_pause_queue()
{
    hb_state_t s;
    hb_get_state2( h_queue, &s );

    if( s.state == HB_STATE_PAUSED )
    {
		hb_status.queue.state &= ~GHB_STATE_PAUSED;
		hb_resume( h_queue );
    }
    else
    {
		hb_status.queue.state |= GHB_STATE_PAUSED;
		hb_pause( h_queue );
    }
}

static void
vert_line(
	GdkPixbuf * pb, 
	guint8 r, 
	guint8 g, 
	guint8 b, 
	gint x, 
	gint y, 
	gint len, 
	gint width)
{
	guint8 *pixels = gdk_pixbuf_get_pixels (pb);
	guint8 *dst;
	gint ii, jj;
	gint channels = gdk_pixbuf_get_n_channels (pb);
	gint stride = gdk_pixbuf_get_rowstride (pb);

	for (jj = 0; jj < width; jj++)
	{
		dst = pixels + y * stride + (x+jj) * channels;
		for (ii = 0; ii < len; ii++)
		{
			dst[0] = r;
			dst[1] = g;
			dst[2] = b;
			dst += stride;
		}
	}
}

static void
horz_line(
	GdkPixbuf * pb, 
	guint8 r, 
	guint8 g, 
	guint8 b, 
	gint x, 
	gint y, 
	gint len,
	gint width)
{
	guint8 *pixels = gdk_pixbuf_get_pixels (pb);
	guint8 *dst;
	gint ii, jj;
	gint channels = gdk_pixbuf_get_n_channels (pb);
	gint stride = gdk_pixbuf_get_rowstride (pb);

	for (jj = 0; jj < width; jj++)
	{
		dst = pixels + (y+jj) * stride + x * channels;
		for (ii = 0; ii < len; ii++)
		{
			dst[0] = r;
			dst[1] = g;
			dst[2] = b;
			dst += channels;
		}
	}
}

static void
hash_pixbuf(
	GdkPixbuf * pb,
	gint        x,
	gint        y,
	gint        w,
	gint        h,
	gint        step,
	gint		orientation)
{
	gint ii, jj;
	gint line_width = 8;
	struct
	{
		guint8 r;
		guint8 g;
		guint8 b;
	} c[4] = 
	{{0x80, 0x80, 0x80},{0xC0, 0x80, 0x70},{0x80, 0xA0, 0x80},{0x70, 0x80, 0xA0}};

	if (!orientation)
	{
		// vertical lines
		for (ii = x, jj = 0; ii+line_width < x+w; ii += step, jj++)
		{
			vert_line(pb, c[jj&3].r, c[jj&3].g, c[jj&3].b, ii, y, h, line_width);
		}
	}
	else
	{
		// horizontal lines
		for (ii = y, jj = 0; ii+line_width < y+h; ii += step, jj++)
		{
			horz_line(pb, c[jj&3].r, c[jj&3].g, c[jj&3].b, x, ii, w, line_width);
		}
	}
}

GdkPixbuf*
ghb_get_preview_image(
	gint titleindex, 
	gint index, 
	signal_user_data_t *ud,
	gint *out_width,
	gint *out_height)
{
	GValue *settings;
	hb_title_t *title;
	hb_list_t  *list;
	
	settings = ud->settings;
	list = hb_get_titles( h_scan );
	if( !hb_list_count( list ) )
	{
		/* No valid title, stop right there */
		return NULL;
	}
    title = hb_list_item( list, titleindex );
	if (title == NULL) return NULL;
	if (title->job == NULL) return NULL;
	set_preview_job_settings(title->job, settings);

	// hb_get_preview doesn't compensate for anamorphic, so lets
	// calculate scale factors
	gint width, height, par_width = 1, par_height = 1;
	gint pic_par = ghb_settings_combo_int(settings, "PicturePAR");
	if (pic_par)
	{
		hb_set_anamorphic_size( title->job, &width, &height, 
								&par_width, &par_height );
	}

	// Make sure we have a big enough buffer to receive the image from libhb
	gint dstWidth = title->job->width;
	gint dstHeight= title->job->height;

	static guint8 *buffer = NULL;
	static gint bufferSize = 0;
	gint newSize;

	newSize = dstWidth * dstHeight * 4;
	if( bufferSize < newSize )
	{
		bufferSize = newSize;
		buffer     = (guint8*) g_realloc( buffer, bufferSize );
	}
	hb_get_preview( h_scan, title, index, buffer );

	// Create an GdkPixbuf and copy the libhb image into it, converting it from
	// libhb's format something suitable.
	
	// The image data returned by hb_get_preview is 4 bytes per pixel, 
	// BGRA format. Alpha is ignored.

	GdkPixbuf *preview = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8, dstWidth, dstHeight);
	guint8 *pixels = gdk_pixbuf_get_pixels (preview);
	
	guint32 *src = (guint32*)buffer;
	guint8 *dst = pixels;

	gint ii, jj;
	gint channels = gdk_pixbuf_get_n_channels (preview);
	gint stride = gdk_pixbuf_get_rowstride (preview);
	guint8 *tmp;

	for (ii = 0; ii < dstHeight; ii++)
	{
		tmp = dst;
		for (jj = 0; jj < dstWidth; jj++)
		{
			tmp[0] = src[0] >> 16;
			tmp[1] = src[0] >> 8;
			tmp[2] = src[0] >> 0;
			tmp += channels;
			src++;
		}
		dst += stride;
	}
	gint w = ghb_settings_get_int(settings, "scale_width");
	gint h = ghb_settings_get_int(settings, "scale_height");
	ghb_par_scale(ud, &w, &h, par_width, par_height);

	gint c0, c1, c2, c3;
	c0 = ghb_settings_get_int(settings, "PictureTopCrop");
	c1 = ghb_settings_get_int(settings, "PictureBottomCrop");
	c2 = ghb_settings_get_int(settings, "PictureLeftCrop");
	c3 = ghb_settings_get_int(settings, "PictureRightCrop");

	gdouble xscale = (gdouble)w / (gdouble)(title->width - c2 - c3);
	gdouble yscale = (gdouble)h / (gdouble)(title->height - c0 - c1);
	
	ghb_par_scale(ud, &dstWidth, &dstHeight, par_width, par_height);
	*out_width = w;
	*out_height = h;
	if (ghb_settings_get_boolean(settings, "reduce_hd_preview"))
	{
		GdkScreen *ss;
		gint s_w, s_h;
		gint orig_w, orig_h;
		gint factor = 80;

		if (ghb_settings_get_boolean(settings, "preview_fullscreen"))
		{
			factor = 100;
		}
		ss = gdk_screen_get_default();
		s_w = gdk_screen_get_width(ss);
		s_h = gdk_screen_get_height(ss);
		orig_w = dstWidth;
		orig_h = dstHeight;

		if (dstWidth > s_w * factor / 100)
		{
			dstWidth = s_w * factor / 100;
			dstHeight = dstHeight * dstWidth / orig_w;
		}
		if (dstHeight > s_h * factor / 100)
		{
			dstHeight = s_h * factor / 100;
			dstWidth = dstWidth * dstHeight / orig_h;
		}
		xscale *= (gdouble)dstWidth / orig_w;
		yscale *= (gdouble)dstHeight / orig_h;
		w *= (gdouble)dstWidth / orig_w;
		h *= (gdouble)dstHeight / orig_h;
	}
	GdkPixbuf *scaled_preview;
	scaled_preview = gdk_pixbuf_scale_simple(preview, dstWidth, dstHeight, GDK_INTERP_HYPER);
	if (ghb_settings_get_boolean(settings, "show_crop"))
	{
		c0 *= yscale;
		c1 *= yscale;
		c2 *= xscale;
		c3 *= xscale;
		// Top
		hash_pixbuf(scaled_preview, c2, 0, w, c0, 32, 0);
		// Bottom
		hash_pixbuf(scaled_preview, c2, dstHeight-c1, w, c1, 32, 0);
		// Left
		hash_pixbuf(scaled_preview, 0, c0, c2, h, 32, 1);
		// Right
		hash_pixbuf(scaled_preview, dstWidth-c3, c0, c3, h, 32, 1);
	}
	g_object_unref (preview);
	return scaled_preview;
}

static void
sanitize_volname(gchar *name)
{
	gchar *a, *b;

	a = b = name;
	while (*b)
	{
		switch(*b)
		{
		case '<':
			b++;
			break;
		case '>':
			b++;
			break;
		default:
			*a = *b;
			a++; b++;
			break;
		}
	}
	*a = 0;
}

gchar*
ghb_dvd_volname(const gchar *device)
{
	gchar *name;
	name = hb_dvd_name((gchar*)device);
	if (name != NULL && name[0] != 0)
	{
		name = g_strdup(name);
		sanitize_volname(name);
		return name;
	}
	return NULL;
}