win/C#/Controls/AudioPanel.cs

   1 /*  AudioPanel.cs $\r
   2     This file is part of the HandBrake source code.\r
   3     Homepage: <http://handbrake.fr>.\r
   4     It may be used under the terms of the GNU General Public License. */\r
   5 \r
   6 namespace Handbrake.Controls\r
   7 {\r
   8     using System;\r
   9     using System.Collections;\r
  10     using System.Linq;\r
  11     using System.Windows.Forms;\r
  12     using Functions;\r
  13 \r
  14     using HandBrake.ApplicationServices.Parsing;\r
  15 \r
  16     using Presets;\r
  17     using AudioTrack = Model.AudioTrack;\r
  18 \r
  19     /// <summary>\r
  20     /// The AudioPanel Control\r
  21     /// </summary>\r
  22     public partial class AudioPanel : UserControl\r
  23     {\r
  24 \r
  25         private const string AC3Passthru = "AC3 Passthru";\r
  26 \r
  27         private const string DTSPassthru = "DTS Passthru";\r
  28 \r
  29         /// <summary>\r
  30         /// Initializes a new instance of the <see cref="AudioPanel"/> class. \r
  31         /// Create a new instance of the Audio Panel\r
  32         /// </summary>\r
  33         public AudioPanel()\r
  34         {\r
  35             InitializeComponent();\r
  36             drp_audioMix.SelectedItem = "Dolby Pro Logic II";\r
  37             drp_audioSample.SelectedIndex = 1;\r
  38         }\r
  39 \r
  40         /// <summary>\r
  41         /// The audio list has changed\r
  42         /// </summary>\r
  43         public event EventHandler AudioListChanged;\r
  44 \r
  45         /// <summary>\r
  46         /// Get the audio panel\r
  47         /// </summary>\r
  48         /// <returns>A listview containing the audio tracks</returns>\r
  49         public DataGridView GetAudioPanel()\r
  50         {\r
  51             return audioList;\r
  52         }\r
  53 \r
  54         /// <summary>\r
  55         /// Set the File Container. This funciton is used to limit the available options for each file container.\r
  56         /// </summary>\r
  57         /// <param name="path">\r
  58         /// the file path\r
  59         /// </param>\r
  60         public void SetContainer(string path)\r
  61         {\r
  62             string oldval = drp_audioEncoder.Text;\r
  63 \r
  64             drp_audioEncoder.Items.Clear();\r
  65             drp_audioEncoder.Items.Add("AAC (faac)");\r
  66             drp_audioEncoder.Items.Add("MP3 (lame)");\r
  67             drp_audioEncoder.Items.Add(AC3Passthru);\r
  68             drp_audioEncoder.Items.Add("AC3 (ffmpeg)");\r
  69 \r
  70             if (path.Contains("MKV"))\r
  71             {\r
  72                 drp_audioEncoder.Items.Add(DTSPassthru);\r
  73                 drp_audioEncoder.Items.Add("Vorbis (vorbis)");\r
  74             }\r
  75 \r
  76             if (!drp_audioEncoder.Text.Contains(oldval))\r
  77                 drp_audioEncoder.SelectedIndex = 0;\r
  78             else\r
  79                 drp_audioEncoder.SelectedItem = oldval;\r
  80 \r
  81             // Make sure the table is updated with new audio codecs\r
  82             // Defaults to AAC encoding.\r
  83             foreach (DataGridViewRow row in audioList.Rows)\r
  84             {\r
  85                 if (!drp_audioEncoder.Items.Contains(row.Cells[2].Value))\r
  86                     row.Cells[2].Value = drp_audioEncoder.Items[0].ToString();\r
  87             }\r
  88         }\r
  89 \r
  90         /// <summary>\r
  91         /// Checks if the settings used required the .m4v (rather than .mp4) extension\r
  92         /// </summary>\r
  93         /// <returns>True if m4v is required</returns>\r
  94         public bool RequiresM4V()\r
  95         {\r
  96             return this.audioList.Rows.Cast<DataGridViewRow>().Any(row => row.Cells[2].Value.ToString().Contains("AC3"));\r
  97         }\r
  98 \r
  99         /// <summary>\r
 100         /// Load an arraylist of AudioTrack items into the list.\r
 101         /// </summary>\r
 102         /// <param name="audioTracks">List of audio tracks</param>\r
 103         public void LoadTracks(ArrayList audioTracks)\r
 104         {\r
 105             ClearAudioList();\r
 106 \r
 107             if (audioTracks == null)\r
 108                 return;\r
 109 \r
 110             foreach (AudioTrack track in audioTracks)\r
 111             {\r
 112                 DataGridViewRow newTrack = new DataGridViewRow();\r
 113                 newTrack.CreateCells(audioList);\r
 114                 newTrack.Cells[0].Value = GetNewID().ToString();\r
 115                 newTrack.Cells[1].Value = "Automatic";\r
 116                 newTrack.Cells[2].Value = track.Encoder;\r
 117                 newTrack.Cells[3].Value = track.MixDown;\r
 118                 newTrack.Cells[4].Value = track.SampleRate;\r
 119                 newTrack.Cells[5].Value = track.Encoder.Contains(AC3Passthru) || track.Encoder.Contains(DTSPassthru) ? "Auto" : track.Bitrate;\r
 120                 newTrack.Cells[6].Value = track.DRC;\r
 121                 AddTrackForPreset(newTrack);\r
 122             }\r
 123 \r
 124             this.AutomaticTrackSelection();\r
 125         }\r
 126 \r
 127         /// <summary>\r
 128         /// Set the Track list dropdown from the parsed title captured during the scan\r
 129         /// </summary>\r
 130         /// <param name="selectedTitle">The selected title</param>\r
 131         /// <param name="preset">A preset</param>\r
 132         public void SetTrackListFromPreset(Title selectedTitle, Preset preset)\r
 133         {\r
 134             if (selectedTitle.AudioTracks.Count == 0)\r
 135             {\r
 136                 audioList.Rows.Clear();\r
 137                 drp_audioTrack.Items.Clear();\r
 138                 drp_audioTrack.Items.Add("None Found");\r
 139                 drp_audioTrack.SelectedIndex = 0;\r
 140                 return;\r
 141             }\r
 142 \r
 143             // Setup the Audio track source dropdown with the new audio tracks.\r
 144             drp_audioTrack.Items.Clear();\r
 145             drp_audioTrack.Items.AddRange(selectedTitle.AudioTracks.ToArray());\r
 146 \r
 147             // Add any tracks the preset has, if there is a preset and no audio tracks in the list currently\r
 148             if (audioList.Rows.Count == 0 && preset != null)\r
 149             {\r
 150                 QueryParser parsed = QueryParser.Parse(preset.Query);\r
 151                 foreach (AudioTrack audioTrack in parsed.AudioInformation)\r
 152                 {\r
 153                     DataGridViewRow newTrack = new DataGridViewRow();\r
 154                     newTrack.CreateCells(audioList);\r
 155                     newTrack.Cells[0].Value = GetNewID().ToString();\r
 156                     newTrack.Cells[1].Value = (audioTrack.Track);\r
 157                     newTrack.Cells[2].Value = (audioTrack.Encoder);\r
 158                     newTrack.Cells[3].Value = (audioTrack.MixDown);\r
 159                     newTrack.Cells[4].Value = (audioTrack.SampleRate);\r
 160                     newTrack.Cells[5].Value = (audioTrack.Bitrate);\r
 161                     newTrack.Cells[6].Value = (audioTrack.DRC);\r
 162                     audioList.Rows.Add(newTrack);\r
 163                 }\r
 164             }\r
 165 \r
 166             this.AutomaticTrackSelection();\r
 167         }\r
 168 \r
 169         private void AutomaticTrackSelection()\r
 170         {\r
 171             // Handle Native Language and "Dub Foreign language audio" and "Use Foreign language audio and Subtitles" Options\r
 172             if (Properties.Settings.Default.NativeLanguage == "Any")\r
 173             {\r
 174                 drp_audioTrack.SelectedIndex = 0;\r
 175                 foreach (DataGridViewRow item in audioList.Rows)\r
 176                 {\r
 177                     if (this.drp_audioTrack.SelectedItem != null)\r
 178                     {\r
 179                         item.Cells[1].Value = this.drp_audioTrack.SelectedItem.ToString();\r
 180                     }\r
 181                 }\r
 182             }\r
 183             else\r
 184             {\r
 185                 int mode = Properties.Settings.Default.DubMode;\r
 186                 switch (mode)\r
 187                 {\r
 188                     case 1:\r
 189                     case 3:\r
 190                         // Dub Foreign Language Audio \r
 191                         // Select the prefered language audio, or the first track if it doesn't exist.\r
 192                         int i = 0;\r
 193                         foreach (object item in drp_audioTrack.Items)\r
 194                         {\r
 195                             if (item.ToString().Contains(Properties.Settings.Default.NativeLanguage))\r
 196                             {\r
 197                                 drp_audioTrack.SelectedIndex = i;\r
 198                                 break;\r
 199                             }\r
 200 \r
 201                             i++;\r
 202                         }\r
 203 \r
 204                         if (drp_audioTrack.SelectedItem != null)\r
 205                             foreach (DataGridViewRow item in audioList.Rows)\r
 206                                 item.Cells[1].Value = drp_audioTrack.SelectedItem.ToString();\r
 207                         else\r
 208                         {\r
 209                             drp_audioTrack.SelectedIndex = 0;\r
 210                             if (drp_audioTrack.SelectedItem != null)\r
 211                                 foreach (DataGridViewRow item in audioList.Rows)\r
 212                                     item.Cells[1].Value = drp_audioTrack.SelectedItem.ToString();\r
 213                         }\r
 214 \r
 215                         break;\r
 216                     case 2:\r
 217                     default:\r
 218                         // Select the first track which is hopefully the default and foreign track.\r
 219                         drp_audioTrack.SelectedIndex = 0;\r
 220 \r
 221                         if (drp_audioTrack.SelectedItem != null)\r
 222                             foreach (DataGridViewRow item in audioList.Rows)\r
 223                                 item.Cells[1].Value = drp_audioTrack.SelectedItem.ToString();\r
 224                         break;\r
 225                 }\r
 226             }\r
 227         }\r
 228 \r
 229         // Control and ListView\r
 230 \r
 231         /// <summary>\r
 232         /// one of the controls has changed. Event handler\r
 233         /// </summary>\r
 234         /// <param name="sender">\r
 235         /// The sender.\r
 236         /// </param>\r
 237         /// <param name="e">\r
 238         /// The e.\r
 239         /// </param>\r
 240         private void ControlChanged(object sender, EventArgs e)\r
 241         {\r
 242             Control ctl = (Control)sender;\r
 243 \r
 244             switch (ctl.Name)\r
 245             {\r
 246                 case "drp_audioTrack":\r
 247                     if (audioList.Rows.Count != 0 && audioList.SelectedRows.Count != 0)\r
 248                     {\r
 249                         audioList.SelectedRows[0].Cells[1].Value = drp_audioTrack.Text;\r
 250 \r
 251                         // If the track isn't AC3, and the encoder is, change it.\r
 252                         if (audioList.SelectedRows[0].Cells[2].Value.ToString().Contains(AC3Passthru) && !audioList.SelectedRows[0].Cells[1].Value.ToString().Contains("(AC3)"))\r
 253                         {\r
 254                             // Switch to AAC\r
 255                             drp_audioEncoder.SelectedIndex = 0;\r
 256                         }\r
 257 \r
 258                         // If the track isn't DTS, and the encoder is, change it.\r
 259                         if (audioList.SelectedRows[0].Cells[2].Value.ToString().Contains(DTSPassthru) && !audioList.SelectedRows[0].Cells[1].Value.ToString().Contains("DTS"))\r
 260                         {\r
 261                             // Switch to AAC\r
 262                             drp_audioEncoder.SelectedIndex = 0;\r
 263                         }\r
 264                     }\r
 265                     break;\r
 266                 case "drp_audioEncoder":\r
 267                     SetMixDown();\r
 268                     SetBitrate();\r
 269 \r
 270                     // Configure the widgets with values\r
 271                     if (drp_audioEncoder.Text.Contains(AC3Passthru) || drp_audioEncoder.Text.Contains(DTSPassthru))\r
 272                     {\r
 273                         drp_audioMix.Enabled =\r
 274                             drp_audioBitrate.Enabled = drp_audioSample.Enabled = tb_drc.Enabled = false;\r
 275                         lbl_bitrate.Enabled =\r
 276                             lbl_drc.Enabled =\r
 277                             lbl_drcHeader.Enabled = lbl_mixdown.Enabled = lbl_sampleRate.Enabled = false;\r
 278                     }\r
 279                     else\r
 280                     {\r
 281                         drp_audioMix.Enabled =\r
 282                             drp_audioBitrate.Enabled = drp_audioSample.Enabled = tb_drc.Enabled = true;\r
 283                         lbl_bitrate.Enabled =\r
 284                             lbl_drc.Enabled =\r
 285                             lbl_drcHeader.Enabled = lbl_mixdown.Enabled = lbl_sampleRate.Enabled = true;\r
 286                     }\r
 287 \r
 288                     // Update an item in the Audio list if required.\r
 289                     if (audioList.Rows.Count != 0 && audioList.SelectedRows.Count != 0)\r
 290                         audioList.SelectedRows[0].Cells[2].Value = drp_audioEncoder.Text;\r
 291                     break;\r
 292                 case "drp_audioMix":\r
 293                     SetBitrate();\r
 294 \r
 295                     if (audioList.Rows.Count != 0 && audioList.SelectedRows.Count != 0)\r
 296                         audioList.SelectedRows[0].Cells[3].Value = drp_audioMix.Text;\r
 297                     break;\r
 298                 case "drp_audioSample":\r
 299                     if (audioList.Rows.Count != 0 && audioList.SelectedRows.Count != 0)\r
 300                         audioList.SelectedRows[0].Cells[4].Value = drp_audioSample.Text;\r
 301                     break;\r
 302                 case "drp_audioBitrate":\r
 303                     // Update an item in the Audio list if required.\r
 304                     if (audioList.Rows.Count != 0 && audioList.SelectedRows.Count != 0)\r
 305                         audioList.SelectedRows[0].Cells[5].Value = drp_audioBitrate.Text;\r
 306                     break;\r
 307                 case "tb_drc":\r
 308                     double value;\r
 309                     if (tb_drc.Value == 0) value = 0;\r
 310                     else\r
 311                         value = ((tb_drc.Value - 1) / 10.0) + 1;\r
 312 \r
 313                     lbl_drc.Text = value.ToString();\r
 314 \r
 315                     // Update an item in the Audio list if required.\r
 316                     if (audioList.Rows.Count != 0 && audioList.SelectedRows.Count != 0)\r
 317                     {\r
 318                         audioList.SelectedRows[0].Cells[6].Value = value.ToString();\r
 319                         audioList.Select();\r
 320                     }\r
 321                     break;\r
 322             }\r
 323 \r
 324             audioList.Select();\r
 325         }\r
 326 \r
 327         /// <summary>\r
 328         /// The Audio List selected index changed event handler\r
 329         /// </summary>\r
 330         /// <param name="sender">\r
 331         /// The sender.\r
 332         /// </param>\r
 333         /// <param name="e">\r
 334         /// The e.\r
 335         /// </param>\r
 336         private void audioList_SelectionChanged(object sender, EventArgs e)\r
 337         {\r
 338             // Set the dropdown controls based on the selected item in the Audio List.\r
 339             if (audioList.Rows.Count != 0 && audioList.SelectedRows.Count != 0)\r
 340             {\r
 341                 drp_audioTrack.SelectedItem = audioList.SelectedRows[0].Cells[1].Value;\r
 342                 drp_audioEncoder.SelectedItem = audioList.SelectedRows[0].Cells[2].Value;\r
 343                 drp_audioMix.SelectedItem = audioList.SelectedRows[0].Cells[3].Value;\r
 344                 drp_audioSample.SelectedItem = audioList.SelectedRows[0].Cells[4].Value;\r
 345                 drp_audioBitrate.SelectedItem = audioList.SelectedRows[0].Cells[5].Value;\r
 346                 double drcValue;\r
 347                 int drcCalculated;\r
 348                 double.TryParse(audioList.SelectedRows[0].Cells[6].Value.ToString(), out drcValue);\r
 349                 if (drcValue != 0)\r
 350                     drcValue = ((drcValue * 10) + 1) - 10;\r
 351                 int.TryParse(drcValue.ToString(), out drcCalculated);\r
 352                 tb_drc.Value = drcCalculated;\r
 353                 lbl_drc.Text = audioList.SelectedRows[0].Cells[6].Value.ToString();\r
 354 \r
 355                 AudioTrackGroup.Text = "Selected Track: " + audioList.SelectedRows[0].Cells[0].Value;\r
 356             }\r
 357             else\r
 358                 AudioTrackGroup.Text = "Selected Track: None (Click \"Add Track\" to add)";\r
 359         }\r
 360 \r
 361         // Track Controls\r
 362 \r
 363         /// <summary>\r
 364         /// The Add Audio Track button event handler\r
 365         /// </summary>\r
 366         /// <param name="sender">\r
 367         /// The sender.\r
 368         /// </param>\r
 369         /// <param name="e">\r
 370         /// The e.\r
 371         /// </param>\r
 372         private void btn_addAudioTrack_Click(object sender, EventArgs e)\r
 373         {\r
 374             if (drp_audioTrack.Text == "None Found")\r
 375             {\r
 376                 MessageBox.Show(\r
 377                     "Your source appears to have no audio tracks that HandBrake supports.",\r
 378                     "Warning",\r
 379                     MessageBoxButtons.OK,\r
 380                     MessageBoxIcon.Warning);\r
 381                 return;\r
 382             }\r
 383 \r
 384             double value = 0;\r
 385             if (tb_drc.Value != 0)\r
 386                 value = ((tb_drc.Value - 1) / 10.0) + 1;\r
 387 \r
 388             // Create a new row for the Audio list based on the currently selected items in the dropdown.\r
 389             DataGridViewRow newTrack = new DataGridViewRow();\r
 390             newTrack.CreateCells(audioList);\r
 391             newTrack.Cells[0].Value = GetNewID().ToString();\r
 392             newTrack.Cells[1].Value = drp_audioTrack.Text;\r
 393             newTrack.Cells[2].Value = drp_audioEncoder.Text;\r
 394             newTrack.Cells[3].Value = drp_audioMix.Text;\r
 395             newTrack.Cells[4].Value = drp_audioSample.Text;\r
 396             newTrack.Cells[5].Value = drp_audioBitrate.Text;\r
 397             newTrack.Cells[6].Value = value.ToString();\r
 398             audioList.Rows.Add(newTrack);\r
 399 \r
 400             // The Audio List has changed to raise the event.\r
 401             if (this.AudioListChanged != null)\r
 402                 this.AudioListChanged(this, new EventArgs());\r
 403 \r
 404             // Select the newly added track and select the control       \r
 405             audioList.ClearSelection();\r
 406             audioList.Rows[audioList.Rows.Count - 1].Selected = true;\r
 407             audioList.Select();\r
 408         }\r
 409 \r
 410         /// <summary>\r
 411         /// The Remove Track button event handler\r
 412         /// </summary>\r
 413         /// <param name="sender">\r
 414         /// The sender.\r
 415         /// </param>\r
 416         /// <param name="e">\r
 417         /// The e.\r
 418         /// </param>\r
 419         private void btn_RemoveAudioTrack_Click(object sender, EventArgs e)\r
 420         {\r
 421             RemoveTrack();\r
 422         }\r
 423 \r
 424         // Audio List Menu\r
 425 \r
 426         /// <summary>\r
 427         /// The Audio List Move Up menu item\r
 428         /// </summary>\r
 429         /// <param name="sender">\r
 430         /// The sender.\r
 431         /// </param>\r
 432         /// <param name="e">\r
 433         /// The e.\r
 434         /// </param>\r
 435         private void audioList_moveup_Click(object sender, EventArgs e)\r
 436         {\r
 437             MoveTrack(true);\r
 438         }\r
 439 \r
 440         /// <summary>\r
 441         /// The audio list move down menu item\r
 442         /// </summary>\r
 443         /// <param name="sender">\r
 444         /// The sender.\r
 445         /// </param>\r
 446         /// <param name="e">\r
 447         /// The e.\r
 448         /// </param>\r
 449         private void audioList_movedown_Click(object sender, EventArgs e)\r
 450         {\r
 451             MoveTrack(false);\r
 452         }\r
 453 \r
 454         /// <summary>\r
 455         /// The audio list remove menu item\r
 456         /// </summary>\r
 457         /// <param name="sender">\r
 458         /// The sender.\r
 459         /// </param>\r
 460         /// <param name="e">\r
 461         /// The e.\r
 462         /// </param>\r
 463         private void audioList_remove_Click(object sender, EventArgs e)\r
 464         {\r
 465             RemoveTrack();\r
 466         }\r
 467 \r
 468         // Private Functions\r
 469 \r
 470         /// <summary>\r
 471         /// Add track for preset\r
 472         /// </summary>\r
 473         /// <param name="item">\r
 474         /// The item.\r
 475         /// </param>\r
 476         private void AddTrackForPreset(DataGridViewRow item)\r
 477         {\r
 478             audioList.Rows.Add(item);\r
 479             if (this.AudioListChanged != null)\r
 480                 this.AudioListChanged(this, new EventArgs());\r
 481         }\r
 482 \r
 483         /// <summary>\r
 484         /// Clear the audio list\r
 485         /// </summary>\r
 486         private void ClearAudioList()\r
 487         {\r
 488             audioList.Rows.Clear();\r
 489             if (this.AudioListChanged != null)\r
 490                 this.AudioListChanged(this, new EventArgs());\r
 491         }\r
 492 \r
 493         /// <summary>\r
 494         /// Get a new ID for the next audio track\r
 495         /// </summary>\r
 496         /// <returns>\r
 497         /// an int\r
 498         /// </returns>\r
 499         private int GetNewID()\r
 500         {\r
 501             return audioList.Rows.Count + 1;\r
 502         }\r
 503 \r
 504         /// <summary>\r
 505         /// Remove an audio track from the list\r
 506         /// </summary>\r
 507         private void RemoveTrack()\r
 508         {\r
 509             // Remove the Item and reselect the control if the following conditions are met.\r
 510             if (audioList.SelectedRows.Count != 0)\r
 511             {\r
 512                 // The Audio List is about to change so raise the event.\r
 513                 if (this.AudioListChanged != null)\r
 514                     this.AudioListChanged(this, new EventArgs());\r
 515 \r
 516                 // Record the current selected index.\r
 517                 int currentPosition = audioList.SelectedRows[0].Index;\r
 518 \r
 519                 audioList.Rows.Remove(audioList.SelectedRows[0]);\r
 520 \r
 521                 // Now reslect the correct item and give focus to the audio list.\r
 522                 if (audioList.Rows.Count != 0)\r
 523                 {\r
 524                     audioList.ClearSelection();\r
 525                     if (currentPosition <= (audioList.Rows.Count - 1))\r
 526                         audioList.Rows[currentPosition].Selected = true;\r
 527                     else if (currentPosition > (audioList.Rows.Count - 1))\r
 528                         audioList.Rows[audioList.Rows.Count - 1].Selected = true;\r
 529 \r
 530                     audioList.Select();\r
 531                 }\r
 532                 // Regenerate the ID numers\r
 533                 ReGenerateListIDs();\r
 534             }\r
 535         }\r
 536 \r
 537         /// <summary>\r
 538         /// Move an audio track up or down the audio list\r
 539         /// </summary>\r
 540         /// <param name="up">\r
 541         /// The up.\r
 542         /// </param>\r
 543         private void MoveTrack(bool up)\r
 544         {\r
 545             if (audioList.SelectedRows.Count == 0) return;\r
 546 \r
 547             DataGridViewRow item = audioList.SelectedRows[0];\r
 548             int index = item.Index;\r
 549 \r
 550             if (up) index--;\r
 551             else index++;\r
 552 \r
 553             if (index < audioList.Rows.Count || (audioList.Rows.Count > index && index >= 0))\r
 554             {\r
 555                 audioList.Rows.Remove(item);\r
 556                 audioList.Rows.Insert(index, item);\r
 557                 audioList.ClearSelection();\r
 558                 item.Selected = true;\r
 559             }\r
 560         }\r
 561 \r
 562         /// <summary>\r
 563         /// Regenerate all the audio track id's on the audio list\r
 564         /// </summary>\r
 565         private void ReGenerateListIDs()\r
 566         {\r
 567             int i = 1;\r
 568             foreach (DataGridViewRow item in audioList.Rows)\r
 569             {\r
 570                 item.Cells[0].Value = i.ToString();\r
 571                 i++;\r
 572             }\r
 573         }\r
 574 \r
 575         /// <summary>\r
 576         /// Set the bitrate dropdown\r
 577         /// </summary>\r
 578         private void SetBitrate()\r
 579         {\r
 580             int max = 0;\r
 581             drp_audioBitrate.Items.Remove("Auto");\r
 582             drp_audioBitrate.Items.Remove("192");\r
 583             drp_audioBitrate.Items.Remove("224");\r
 584             drp_audioBitrate.Items.Remove("256");\r
 585             drp_audioBitrate.Items.Remove("320");\r
 586             drp_audioBitrate.Items.Remove("384");\r
 587             drp_audioBitrate.Items.Remove("448");\r
 588             drp_audioBitrate.Items.Remove("640");\r
 589             drp_audioBitrate.Items.Remove("768");\r
 590 \r
 591             switch (drp_audioEncoder.Text)\r
 592             {\r
 593                 case "AAC (faac)":\r
 594                     max = drp_audioMix.Text.Contains("6 Channel") ? 768 : 320;\r
 595                     break;\r
 596                 case "MP3 (lame)":\r
 597                     max = 320;\r
 598                     break;\r
 599                 case "Vorbis (vorbis)":\r
 600                     max = 384;\r
 601                     break;\r
 602                 case "AC3 (ffmpeg)":\r
 603                     max = 640;\r
 604                     break;\r
 605                 case AC3Passthru:\r
 606                     drp_audioBitrate.Items.Add("Auto");\r
 607                     drp_audioBitrate.SelectedItem = "Auto";\r
 608                     drp_audioSample.SelectedItem = "Auto";\r
 609                     break;\r
 610                 case DTSPassthru:\r
 611                     drp_audioBitrate.Items.Add("Auto");\r
 612                     drp_audioBitrate.SelectedItem = "Auto";\r
 613                     drp_audioSample.SelectedItem = "Auto";\r
 614                     break;\r
 615             }\r
 616 \r
 617             if (max > 160)\r
 618             {\r
 619                 drp_audioBitrate.Items.Add("192");\r
 620                 drp_audioBitrate.Items.Add("224");\r
 621                 drp_audioBitrate.Items.Add("256");\r
 622                 drp_audioBitrate.Items.Add("320");\r
 623             }\r
 624 \r
 625             if (max > 320)\r
 626             {\r
 627                 drp_audioBitrate.Items.Add("384");\r
 628             }\r
 629 \r
 630             if (max >= 640)\r
 631             {\r
 632                 drp_audioBitrate.Items.Add("448");\r
 633                 drp_audioBitrate.Items.Add("640");\r
 634             }\r
 635 \r
 636             if (max == 768)\r
 637             {\r
 638                 drp_audioBitrate.Items.Add("768");\r
 639             }\r
 640 \r
 641             if (drp_audioBitrate.SelectedItem == null && audioList.SelectedRows.Count == 0)\r
 642                 drp_audioBitrate.SelectedIndex = drp_audioBitrate.Items.Count - 1;\r
 643 \r
 644             if (drp_audioBitrate.SelectedItem == null && audioList.SelectedRows.Count != 0 && (string)this.audioList.SelectedRows[0].Cells[5].Value == "Auto")\r
 645             {\r
 646                 drp_audioBitrate.SelectedItem = "160";\r
 647             }\r
 648         }\r
 649 \r
 650         /// <summary>\r
 651         /// Set the mixdown dropdown\r
 652         /// </summary>\r
 653         private void SetMixDown()\r
 654         {\r
 655             drp_audioMix.Items.Clear();\r
 656             drp_audioMix.Items.Add("Mono");\r
 657             drp_audioMix.Items.Add("Stereo");\r
 658             drp_audioMix.Items.Add("Dolby Surround");\r
 659             drp_audioMix.Items.Add("Dolby Pro Logic II");\r
 660             drp_audioMix.Items.Add("6 Channel Discrete");\r
 661             drp_audioMix.Items.Add(AC3Passthru);\r
 662             drp_audioMix.Items.Add(DTSPassthru);\r
 663 \r
 664             drp_audioMix.SelectedItem = "Dolby Pro Logic II";\r
 665 \r
 666             switch (drp_audioEncoder.Text)\r
 667             {\r
 668                 case "AAC (faac)":\r
 669                     drp_audioMix.Items.Remove(AC3Passthru);\r
 670                     drp_audioMix.Items.Remove(DTSPassthru);\r
 671                     break;\r
 672                 case "MP3 (lame)":\r
 673                     drp_audioMix.Items.Remove("6 Channel Discrete");\r
 674                     drp_audioMix.Items.Remove(AC3Passthru);\r
 675                     drp_audioMix.Items.Remove(DTSPassthru);\r
 676                     break;\r
 677                 case "Vorbis (vorbis)":\r
 678                     drp_audioMix.Items.Remove(AC3Passthru);\r
 679                     drp_audioMix.Items.Remove(DTSPassthru);\r
 680                     break;\r
 681                 case "AC3 (ffmpeg)":\r
 682                     drp_audioMix.Items.Remove(AC3Passthru);\r
 683                     drp_audioMix.Items.Remove(DTSPassthru);\r
 684                     break;\r
 685                 case "AC3 Passthru":\r
 686                     drp_audioMix.SelectedItem = AC3Passthru;\r
 687                     break;\r
 688                 case "DTS Passthru":\r
 689                     drp_audioMix.SelectedItem = DTSPassthru;\r
 690                     break;\r
 691             }\r
 692         }\r
 693     }\r
 694 }