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 \r
  18     using AudioTrack = HandBrake.ApplicationServices.Model.Encoding.AudioTrack;\r
  19 \r
  20     /// <summary>\r
  21     /// The AudioPanel Control\r
  22     /// </summary>\r
  23     public partial class AudioPanel : UserControl\r
  24     {\r
  25 \r
  26         private const string AC3Passthru = "AC3 Passthru";\r
  27 \r
  28         private const string DTSPassthru = "DTS Passthru";\r
  29 \r
  30         /// <summary>\r
  31         /// Initializes a new instance of the <see cref="AudioPanel"/> class. \r
  32         /// Create a new instance of the Audio Panel\r
  33         /// </summary>\r
  34         public AudioPanel()\r
  35         {\r
  36             InitializeComponent();\r
  37             drp_audioMix.SelectedItem = "Dolby Pro Logic II";\r
  38             drp_audioSample.SelectedIndex = 1;\r
  39         }\r
  40 \r
  41         /// <summary>\r
  42         /// The audio list has changed\r
  43         /// </summary>\r
  44         public event EventHandler AudioListChanged;\r
  45 \r
  46         /// <summary>\r
  47         /// Get the audio panel\r
  48         /// </summary>\r
  49         /// <returns>A listview containing the audio tracks</returns>\r
  50         public DataGridView GetAudioPanel()\r
  51         {\r
  52             return audioList;\r
  53         }\r
  54 \r
  55         /// <summary>\r
  56         /// Set the File Container. This funciton is used to limit the available options for each file container.\r
  57         /// </summary>\r
  58         /// <param name="path">\r
  59         /// the file path\r
  60         /// </param>\r
  61         public void SetContainer(string path)\r
  62         {\r
  63             string oldval = drp_audioEncoder.Text;\r
  64 \r
  65             drp_audioEncoder.Items.Clear();\r
  66             drp_audioEncoder.Items.Add("AAC (faac)");\r
  67             drp_audioEncoder.Items.Add("MP3 (lame)");\r
  68             drp_audioEncoder.Items.Add(AC3Passthru);\r
  69             drp_audioEncoder.Items.Add("AC3 (ffmpeg)");\r
  70 \r
  71             if (path.Contains("MKV"))\r
  72             {\r
  73                 drp_audioEncoder.Items.Add(DTSPassthru);\r
  74                 drp_audioEncoder.Items.Add("Vorbis (vorbis)");\r
  75             }\r
  76 \r
  77             if (!drp_audioEncoder.Text.Contains(oldval))\r
  78                 drp_audioEncoder.SelectedIndex = 0;\r
  79             else\r
  80                 drp_audioEncoder.SelectedItem = oldval;\r
  81 \r
  82             // Make sure the table is updated with new audio codecs\r
  83             // Defaults to AAC encoding.\r
  84             foreach (DataGridViewRow row in audioList.Rows)\r
  85             {\r
  86                 if (!drp_audioEncoder.Items.Contains(row.Cells[2].Value))\r
  87                     row.Cells[2].Value = drp_audioEncoder.Items[0].ToString();\r
  88             }\r
  89         }\r
  90 \r
  91         /// <summary>\r
  92         /// Checks if the settings used required the .m4v (rather than .mp4) extension\r
  93         /// </summary>\r
  94         /// <returns>True if m4v is required</returns>\r
  95         public bool RequiresM4V()\r
  96         {\r
  97             return this.audioList.Rows.Cast<DataGridViewRow>().Any(row => row.Cells[2].Value.ToString().Contains("AC3"));\r
  98         }\r
  99 \r
 100         /// <summary>\r
 101         /// Load an arraylist of AudioTrack items into the list.\r
 102         /// </summary>\r
 103         /// <param name="audioTracks">List of audio tracks</param>\r
 104         public void LoadTracks(ArrayList audioTracks)\r
 105         {\r
 106             ClearAudioList();\r
 107 \r
 108             if (audioTracks == null)\r
 109                 return;\r
 110 \r
 111             foreach (AudioTrack track in audioTracks)\r
 112             {\r
 113                 DataGridViewRow newTrack = new DataGridViewRow();\r
 114                 newTrack.CreateCells(audioList);\r
 115                 newTrack.Cells[0].Value = GetNewID().ToString();\r
 116                 newTrack.Cells[1].Value = "Automatic";\r
 117                 newTrack.Cells[2].Value = track.Encoder;\r
 118                 newTrack.Cells[3].Value = track.MixDown;\r
 119                 newTrack.Cells[4].Value = track.SampleRate;\r
 120                 newTrack.Cells[5].Value = track.Encoder.Contains(AC3Passthru) || track.Encoder.Contains(DTSPassthru) ? "Auto" : track.Bitrate;\r
 121                 newTrack.Cells[6].Value = track.DRC;\r
 122                 AddTrackForPreset(newTrack);\r
 123             }\r
 124 \r
 125             this.AutomaticTrackSelection();\r
 126         }\r
 127 \r
 128         /// <summary>\r
 129         /// Set the Track list dropdown from the parsed title captured during the scan\r
 130         /// </summary>\r
 131         /// <param name="selectedTitle">The selected title</param>\r
 132         /// <param name="preset">A preset</param>\r
 133         public void SetTrackListFromPreset(Title selectedTitle, Preset preset)\r
 134         {\r
 135             if (selectedTitle.AudioTracks.Count == 0)\r
 136             {\r
 137                 audioList.Rows.Clear();\r
 138                 drp_audioTrack.Items.Clear();\r
 139                 drp_audioTrack.Items.Add("None Found");\r
 140                 drp_audioTrack.SelectedIndex = 0;\r
 141                 return;\r
 142             }\r
 143 \r
 144             // Setup the Audio track source dropdown with the new audio tracks.\r
 145             drp_audioTrack.Items.Clear();\r
 146             drp_audioTrack.Items.AddRange(selectedTitle.AudioTracks.ToArray());\r
 147 \r
 148             // Add any tracks the preset has, if there is a preset and no audio tracks in the list currently\r
 149             if (audioList.Rows.Count == 0 && preset != null)\r
 150             {\r
 151                 QueryParser parsed = QueryParser.Parse(preset.Query);\r
 152                 foreach (AudioTrack audioTrack in parsed.AudioInformation)\r
 153                 {\r
 154                     DataGridViewRow newTrack = new DataGridViewRow();\r
 155                     newTrack.CreateCells(audioList);\r
 156                     newTrack.Cells[0].Value = GetNewID().ToString();\r
 157                     newTrack.Cells[1].Value = (audioTrack.Track);\r
 158                     newTrack.Cells[2].Value = (audioTrack.Encoder);\r
 159                     newTrack.Cells[3].Value = (audioTrack.MixDown);\r
 160                     newTrack.Cells[4].Value = (audioTrack.SampleRate);\r
 161                     newTrack.Cells[5].Value = (audioTrack.Bitrate);\r
 162                     newTrack.Cells[6].Value = (audioTrack.DRC);\r
 163                     audioList.Rows.Add(newTrack);\r
 164                 }\r
 165             }\r
 166 \r
 167             this.AutomaticTrackSelection();\r
 168         }\r
 169 \r
 170         private void AutomaticTrackSelection()\r
 171         {\r
 172             // Handle Native Language and "Dub Foreign language audio" and "Use Foreign language audio and Subtitles" Options\r
 173             if (Properties.Settings.Default.NativeLanguage == "Any")\r
 174             {\r
 175                 drp_audioTrack.SelectedIndex = 0;\r
 176                 foreach (DataGridViewRow item in audioList.Rows)\r
 177                 {\r
 178                     if (this.drp_audioTrack.SelectedItem != null)\r
 179                     {\r
 180                         item.Cells[1].Value = this.drp_audioTrack.SelectedItem.ToString();\r
 181                     }\r
 182                 }\r
 183             }\r
 184             else\r
 185             {\r
 186                 int mode = Properties.Settings.Default.DubMode;\r
 187                 switch (mode)\r
 188                 {\r
 189                     case 1:\r
 190                     case 3:\r
 191                         // Dub Foreign Language Audio \r
 192                         // Select the prefered language audio, or the first track if it doesn't exist.\r
 193                         int i = 0;\r
 194                         foreach (object item in drp_audioTrack.Items)\r
 195                         {\r
 196                             if (item.ToString().Contains(Properties.Settings.Default.NativeLanguage))\r
 197                             {\r
 198                                 drp_audioTrack.SelectedIndex = i;\r
 199                                 break;\r
 200                             }\r
 201 \r
 202                             i++;\r
 203                         }\r
 204 \r
 205                         if (drp_audioTrack.SelectedItem != null)\r
 206                             foreach (DataGridViewRow item in audioList.Rows)\r
 207                                 item.Cells[1].Value = drp_audioTrack.SelectedItem.ToString();\r
 208                         else\r
 209                         {\r
 210                             drp_audioTrack.SelectedIndex = 0;\r
 211                             if (drp_audioTrack.SelectedItem != null)\r
 212                                 foreach (DataGridViewRow item in audioList.Rows)\r
 213                                     item.Cells[1].Value = drp_audioTrack.SelectedItem.ToString();\r
 214                         }\r
 215 \r
 216                         break;\r
 217                     case 2:\r
 218                     default:\r
 219                         // Select the first track which is hopefully the default and foreign track.\r
 220                         drp_audioTrack.SelectedIndex = 0;\r
 221 \r
 222                         if (drp_audioTrack.SelectedItem != null)\r
 223                             foreach (DataGridViewRow item in audioList.Rows)\r
 224                                 item.Cells[1].Value = drp_audioTrack.SelectedItem.ToString();\r
 225                         break;\r
 226                 }\r
 227             }\r
 228         }\r
 229 \r
 230         // Control and ListView\r
 231 \r
 232         /// <summary>\r
 233         /// one of the controls has changed. Event handler\r
 234         /// </summary>\r
 235         /// <param name="sender">\r
 236         /// The sender.\r
 237         /// </param>\r
 238         /// <param name="e">\r
 239         /// The e.\r
 240         /// </param>\r
 241         private void ControlChanged(object sender, EventArgs e)\r
 242         {\r
 243             Control ctl = (Control)sender;\r
 244 \r
 245             switch (ctl.Name)\r
 246             {\r
 247                 case "drp_audioTrack":\r
 248                     if (audioList.Rows.Count != 0 && audioList.SelectedRows.Count != 0)\r
 249                     {\r
 250                         audioList.SelectedRows[0].Cells[1].Value = drp_audioTrack.Text;\r
 251 \r
 252                         // If the track isn't AC3, and the encoder is, change it.\r
 253                         if (audioList.SelectedRows[0].Cells[2].Value.ToString().Contains(AC3Passthru) && !audioList.SelectedRows[0].Cells[1].Value.ToString().Contains("(AC3)"))\r
 254                         {\r
 255                             // Switch to AAC\r
 256                             drp_audioEncoder.SelectedIndex = 0;\r
 257                         }\r
 258 \r
 259                         // If the track isn't DTS, and the encoder is, change it.\r
 260                         if (audioList.SelectedRows[0].Cells[2].Value.ToString().Contains(DTSPassthru) && !audioList.SelectedRows[0].Cells[1].Value.ToString().Contains("DTS"))\r
 261                         {\r
 262                             // Switch to AAC\r
 263                             drp_audioEncoder.SelectedIndex = 0;\r
 264                         }\r
 265                     }\r
 266                     break;\r
 267                 case "drp_audioEncoder":\r
 268                     SetMixDown();\r
 269                     SetBitrate();\r
 270 \r
 271                     // Configure the widgets with values\r
 272                     if (drp_audioEncoder.Text.Contains(AC3Passthru) || drp_audioEncoder.Text.Contains(DTSPassthru))\r
 273                     {\r
 274                         drp_audioMix.Enabled =\r
 275                             drp_audioBitrate.Enabled = drp_audioSample.Enabled = tb_drc.Enabled = false;\r
 276                         lbl_bitrate.Enabled =\r
 277                             lbl_drc.Enabled =\r
 278                             lbl_drcHeader.Enabled = lbl_mixdown.Enabled = lbl_sampleRate.Enabled = false;\r
 279                     }\r
 280                     else\r
 281                     {\r
 282                         drp_audioMix.Enabled =\r
 283                             drp_audioBitrate.Enabled = drp_audioSample.Enabled = tb_drc.Enabled = true;\r
 284                         lbl_bitrate.Enabled =\r
 285                             lbl_drc.Enabled =\r
 286                             lbl_drcHeader.Enabled = lbl_mixdown.Enabled = lbl_sampleRate.Enabled = true;\r
 287                     }\r
 288 \r
 289                     // Update an item in the Audio list if required.\r
 290                     if (audioList.Rows.Count != 0 && audioList.SelectedRows.Count != 0)\r
 291                         audioList.SelectedRows[0].Cells[2].Value = drp_audioEncoder.Text;\r
 292                     break;\r
 293                 case "drp_audioMix":\r
 294                     SetBitrate();\r
 295 \r
 296                     if (audioList.Rows.Count != 0 && audioList.SelectedRows.Count != 0)\r
 297                         audioList.SelectedRows[0].Cells[3].Value = drp_audioMix.Text;\r
 298                     break;\r
 299                 case "drp_audioSample":\r
 300                     if (audioList.Rows.Count != 0 && audioList.SelectedRows.Count != 0)\r
 301                         audioList.SelectedRows[0].Cells[4].Value = drp_audioSample.Text;\r
 302                     break;\r
 303                 case "drp_audioBitrate":\r
 304                     // Update an item in the Audio list if required.\r
 305                     if (audioList.Rows.Count != 0 && audioList.SelectedRows.Count != 0)\r
 306                         audioList.SelectedRows[0].Cells[5].Value = drp_audioBitrate.Text;\r
 307                     break;\r
 308                 case "tb_drc":\r
 309                     double value;\r
 310                     if (tb_drc.Value == 0) value = 0;\r
 311                     else\r
 312                         value = ((tb_drc.Value - 1) / 10.0) + 1;\r
 313 \r
 314                     lbl_drc.Text = value.ToString();\r
 315 \r
 316                     // Update an item in the Audio list if required.\r
 317                     if (audioList.Rows.Count != 0 && audioList.SelectedRows.Count != 0)\r
 318                     {\r
 319                         audioList.SelectedRows[0].Cells[6].Value = value.ToString();\r
 320                         audioList.Select();\r
 321                     }\r
 322                     break;\r
 323             }\r
 324 \r
 325             audioList.Select();\r
 326         }\r
 327 \r
 328         /// <summary>\r
 329         /// The Audio List selected index changed event handler\r
 330         /// </summary>\r
 331         /// <param name="sender">\r
 332         /// The sender.\r
 333         /// </param>\r
 334         /// <param name="e">\r
 335         /// The e.\r
 336         /// </param>\r
 337         private void audioList_SelectionChanged(object sender, EventArgs e)\r
 338         {\r
 339             // Set the dropdown controls based on the selected item in the Audio List.\r
 340             if (audioList.Rows.Count != 0 && audioList.SelectedRows.Count != 0)\r
 341             {\r
 342                 drp_audioTrack.SelectedItem = audioList.SelectedRows[0].Cells[1].Value;\r
 343                 drp_audioEncoder.SelectedItem = audioList.SelectedRows[0].Cells[2].Value;\r
 344                 drp_audioMix.SelectedItem = audioList.SelectedRows[0].Cells[3].Value;\r
 345                 drp_audioSample.SelectedItem = audioList.SelectedRows[0].Cells[4].Value;\r
 346                 drp_audioBitrate.SelectedItem = audioList.SelectedRows[0].Cells[5].Value;\r
 347                 double drcValue;\r
 348                 int drcCalculated;\r
 349                 double.TryParse(audioList.SelectedRows[0].Cells[6].Value.ToString(), out drcValue);\r
 350                 if (drcValue != 0)\r
 351                     drcValue = ((drcValue * 10) + 1) - 10;\r
 352                 int.TryParse(drcValue.ToString(), out drcCalculated);\r
 353                 tb_drc.Value = drcCalculated;\r
 354                 lbl_drc.Text = audioList.SelectedRows[0].Cells[6].Value.ToString();\r
 355 \r
 356                 AudioTrackGroup.Text = "Selected Track: " + audioList.SelectedRows[0].Cells[0].Value;\r
 357             }\r
 358             else\r
 359                 AudioTrackGroup.Text = "Selected Track: None (Click \"Add Track\" to add)";\r
 360         }\r
 361 \r
 362         // Track Controls\r
 363 \r
 364         /// <summary>\r
 365         /// The Add Audio Track button event handler\r
 366         /// </summary>\r
 367         /// <param name="sender">\r
 368         /// The sender.\r
 369         /// </param>\r
 370         /// <param name="e">\r
 371         /// The e.\r
 372         /// </param>\r
 373         private void btn_addAudioTrack_Click(object sender, EventArgs e)\r
 374         {\r
 375             if (drp_audioTrack.Text == "None Found")\r
 376             {\r
 377                 MessageBox.Show(\r
 378                     "Your source appears to have no audio tracks that HandBrake supports.",\r
 379                     "Warning",\r
 380                     MessageBoxButtons.OK,\r
 381                     MessageBoxIcon.Warning);\r
 382                 return;\r
 383             }\r
 384 \r
 385             double value = 0;\r
 386             if (tb_drc.Value != 0)\r
 387                 value = ((tb_drc.Value - 1) / 10.0) + 1;\r
 388 \r
 389             // Create a new row for the Audio list based on the currently selected items in the dropdown.\r
 390             DataGridViewRow newTrack = new DataGridViewRow();\r
 391             newTrack.CreateCells(audioList);\r
 392             newTrack.Cells[0].Value = GetNewID().ToString();\r
 393             newTrack.Cells[1].Value = drp_audioTrack.Text;\r
 394             newTrack.Cells[2].Value = drp_audioEncoder.Text;\r
 395             newTrack.Cells[3].Value = drp_audioMix.Text;\r
 396             newTrack.Cells[4].Value = drp_audioSample.Text;\r
 397             newTrack.Cells[5].Value = drp_audioBitrate.Text;\r
 398             newTrack.Cells[6].Value = value.ToString();\r
 399             audioList.Rows.Add(newTrack);\r
 400 \r
 401             // The Audio List has changed to raise the event.\r
 402             if (this.AudioListChanged != null)\r
 403                 this.AudioListChanged(this, new EventArgs());\r
 404 \r
 405             // Select the newly added track and select the control       \r
 406             audioList.ClearSelection();\r
 407             audioList.Rows[audioList.Rows.Count - 1].Selected = true;\r
 408             audioList.Select();\r
 409         }\r
 410 \r
 411         /// <summary>\r
 412         /// The Remove Track button event handler\r
 413         /// </summary>\r
 414         /// <param name="sender">\r
 415         /// The sender.\r
 416         /// </param>\r
 417         /// <param name="e">\r
 418         /// The e.\r
 419         /// </param>\r
 420         private void btn_RemoveAudioTrack_Click(object sender, EventArgs e)\r
 421         {\r
 422             RemoveTrack();\r
 423         }\r
 424 \r
 425         // Audio List Menu\r
 426 \r
 427         /// <summary>\r
 428         /// The Audio List Move Up menu item\r
 429         /// </summary>\r
 430         /// <param name="sender">\r
 431         /// The sender.\r
 432         /// </param>\r
 433         /// <param name="e">\r
 434         /// The e.\r
 435         /// </param>\r
 436         private void audioList_moveup_Click(object sender, EventArgs e)\r
 437         {\r
 438             MoveTrack(true);\r
 439         }\r
 440 \r
 441         /// <summary>\r
 442         /// The audio list move down menu item\r
 443         /// </summary>\r
 444         /// <param name="sender">\r
 445         /// The sender.\r
 446         /// </param>\r
 447         /// <param name="e">\r
 448         /// The e.\r
 449         /// </param>\r
 450         private void audioList_movedown_Click(object sender, EventArgs e)\r
 451         {\r
 452             MoveTrack(false);\r
 453         }\r
 454 \r
 455         /// <summary>\r
 456         /// The audio list remove menu item\r
 457         /// </summary>\r
 458         /// <param name="sender">\r
 459         /// The sender.\r
 460         /// </param>\r
 461         /// <param name="e">\r
 462         /// The e.\r
 463         /// </param>\r
 464         private void audioList_remove_Click(object sender, EventArgs e)\r
 465         {\r
 466             RemoveTrack();\r
 467         }\r
 468 \r
 469         // Private Functions\r
 470 \r
 471         /// <summary>\r
 472         /// Add track for preset\r
 473         /// </summary>\r
 474         /// <param name="item">\r
 475         /// The item.\r
 476         /// </param>\r
 477         private void AddTrackForPreset(DataGridViewRow item)\r
 478         {\r
 479             audioList.Rows.Add(item);\r
 480             if (this.AudioListChanged != null)\r
 481                 this.AudioListChanged(this, new EventArgs());\r
 482         }\r
 483 \r
 484         /// <summary>\r
 485         /// Clear the audio list\r
 486         /// </summary>\r
 487         private void ClearAudioList()\r
 488         {\r
 489             audioList.Rows.Clear();\r
 490             if (this.AudioListChanged != null)\r
 491                 this.AudioListChanged(this, new EventArgs());\r
 492         }\r
 493 \r
 494         /// <summary>\r
 495         /// Get a new ID for the next audio track\r
 496         /// </summary>\r
 497         /// <returns>\r
 498         /// an int\r
 499         /// </returns>\r
 500         private int GetNewID()\r
 501         {\r
 502             return audioList.Rows.Count + 1;\r
 503         }\r
 504 \r
 505         /// <summary>\r
 506         /// Remove an audio track from the list\r
 507         /// </summary>\r
 508         private void RemoveTrack()\r
 509         {\r
 510             // Remove the Item and reselect the control if the following conditions are met.\r
 511             if (audioList.SelectedRows.Count != 0)\r
 512             {\r
 513                 // The Audio List is about to change so raise the event.\r
 514                 if (this.AudioListChanged != null)\r
 515                     this.AudioListChanged(this, new EventArgs());\r
 516 \r
 517                 // Record the current selected index.\r
 518                 int currentPosition = audioList.SelectedRows[0].Index;\r
 519 \r
 520                 audioList.Rows.Remove(audioList.SelectedRows[0]);\r
 521 \r
 522                 // Now reslect the correct item and give focus to the audio list.\r
 523                 if (audioList.Rows.Count != 0)\r
 524                 {\r
 525                     audioList.ClearSelection();\r
 526                     if (currentPosition <= (audioList.Rows.Count - 1))\r
 527                         audioList.Rows[currentPosition].Selected = true;\r
 528                     else if (currentPosition > (audioList.Rows.Count - 1))\r
 529                         audioList.Rows[audioList.Rows.Count - 1].Selected = true;\r
 530 \r
 531                     audioList.Select();\r
 532                 }\r
 533                 // Regenerate the ID numers\r
 534                 ReGenerateListIDs();\r
 535             }\r
 536         }\r
 537 \r
 538         /// <summary>\r
 539         /// Move an audio track up or down the audio list\r
 540         /// </summary>\r
 541         /// <param name="up">\r
 542         /// The up.\r
 543         /// </param>\r
 544         private void MoveTrack(bool up)\r
 545         {\r
 546             if (audioList.SelectedRows.Count == 0) return;\r
 547 \r
 548             DataGridViewRow item = audioList.SelectedRows[0];\r
 549             int index = item.Index;\r
 550 \r
 551             if (up) index--;\r
 552             else index++;\r
 553 \r
 554             if (index < audioList.Rows.Count || (audioList.Rows.Count > index && index >= 0))\r
 555             {\r
 556                 audioList.Rows.Remove(item);\r
 557                 audioList.Rows.Insert(index, item);\r
 558                 audioList.ClearSelection();\r
 559                 item.Selected = true;\r
 560             }\r
 561         }\r
 562 \r
 563         /// <summary>\r
 564         /// Regenerate all the audio track id's on the audio list\r
 565         /// </summary>\r
 566         private void ReGenerateListIDs()\r
 567         {\r
 568             int i = 1;\r
 569             foreach (DataGridViewRow item in audioList.Rows)\r
 570             {\r
 571                 item.Cells[0].Value = i.ToString();\r
 572                 i++;\r
 573             }\r
 574         }\r
 575 \r
 576         /// <summary>\r
 577         /// Set the bitrate dropdown\r
 578         /// </summary>\r
 579         private void SetBitrate()\r
 580         {\r
 581             int max = 0;\r
 582             drp_audioBitrate.Items.Remove("Auto");\r
 583             drp_audioBitrate.Items.Remove("192");\r
 584             drp_audioBitrate.Items.Remove("224");\r
 585             drp_audioBitrate.Items.Remove("256");\r
 586             drp_audioBitrate.Items.Remove("320");\r
 587             drp_audioBitrate.Items.Remove("384");\r
 588             drp_audioBitrate.Items.Remove("448");\r
 589             drp_audioBitrate.Items.Remove("640");\r
 590             drp_audioBitrate.Items.Remove("768");\r
 591 \r
 592             switch (drp_audioEncoder.Text)\r
 593             {\r
 594                 case "AAC (faac)":\r
 595                     max = drp_audioMix.Text.Contains("6 Channel") ? 768 : 320;\r
 596                     break;\r
 597                 case "MP3 (lame)":\r
 598                     max = 320;\r
 599                     break;\r
 600                 case "Vorbis (vorbis)":\r
 601                     max = 384;\r
 602                     break;\r
 603                 case "AC3 (ffmpeg)":\r
 604                     max = 640;\r
 605                     break;\r
 606                 case AC3Passthru:\r
 607                     drp_audioBitrate.Items.Add("Auto");\r
 608                     drp_audioBitrate.SelectedItem = "Auto";\r
 609                     drp_audioSample.SelectedItem = "Auto";\r
 610                     break;\r
 611                 case DTSPassthru:\r
 612                     drp_audioBitrate.Items.Add("Auto");\r
 613                     drp_audioBitrate.SelectedItem = "Auto";\r
 614                     drp_audioSample.SelectedItem = "Auto";\r
 615                     break;\r
 616             }\r
 617 \r
 618             if (max > 160)\r
 619             {\r
 620                 drp_audioBitrate.Items.Add("192");\r
 621                 drp_audioBitrate.Items.Add("224");\r
 622                 drp_audioBitrate.Items.Add("256");\r
 623                 drp_audioBitrate.Items.Add("320");\r
 624             }\r
 625 \r
 626             if (max > 320)\r
 627             {\r
 628                 drp_audioBitrate.Items.Add("384");\r
 629             }\r
 630 \r
 631             if (max >= 640)\r
 632             {\r
 633                 drp_audioBitrate.Items.Add("448");\r
 634                 drp_audioBitrate.Items.Add("640");\r
 635             }\r
 636 \r
 637             if (max == 768)\r
 638             {\r
 639                 drp_audioBitrate.Items.Add("768");\r
 640             }\r
 641 \r
 642             if (drp_audioBitrate.SelectedItem == null && audioList.SelectedRows.Count == 0)\r
 643                 drp_audioBitrate.SelectedIndex = drp_audioBitrate.Items.Count - 1;\r
 644 \r
 645             if (drp_audioBitrate.SelectedItem == null && audioList.SelectedRows.Count != 0 && (string)this.audioList.SelectedRows[0].Cells[5].Value == "Auto")\r
 646             {\r
 647                 drp_audioBitrate.SelectedItem = "160";\r
 648             }\r
 649         }\r
 650 \r
 651         /// <summary>\r
 652         /// Set the mixdown dropdown\r
 653         /// </summary>\r
 654         private void SetMixDown()\r
 655         {\r
 656             drp_audioMix.Items.Clear();\r
 657             drp_audioMix.Items.Add("Mono");\r
 658             drp_audioMix.Items.Add("Stereo");\r
 659             drp_audioMix.Items.Add("Dolby Surround");\r
 660             drp_audioMix.Items.Add("Dolby Pro Logic II");\r
 661             drp_audioMix.Items.Add("6 Channel Discrete");\r
 662             drp_audioMix.Items.Add(AC3Passthru);\r
 663             drp_audioMix.Items.Add(DTSPassthru);\r
 664 \r
 665             drp_audioMix.SelectedItem = "Dolby Pro Logic II";\r
 666 \r
 667             switch (drp_audioEncoder.Text)\r
 668             {\r
 669                 case "AAC (faac)":\r
 670                     drp_audioMix.Items.Remove(AC3Passthru);\r
 671                     drp_audioMix.Items.Remove(DTSPassthru);\r
 672                     break;\r
 673                 case "MP3 (lame)":\r
 674                     drp_audioMix.Items.Remove("6 Channel Discrete");\r
 675                     drp_audioMix.Items.Remove(AC3Passthru);\r
 676                     drp_audioMix.Items.Remove(DTSPassthru);\r
 677                     break;\r
 678                 case "Vorbis (vorbis)":\r
 679                     drp_audioMix.Items.Remove(AC3Passthru);\r
 680                     drp_audioMix.Items.Remove(DTSPassthru);\r
 681                     break;\r
 682                 case "AC3 (ffmpeg)":\r
 683                     drp_audioMix.Items.Remove(AC3Passthru);\r
 684                     drp_audioMix.Items.Remove(DTSPassthru);\r
 685                     break;\r
 686                 case "AC3 Passthru":\r
 687                     drp_audioMix.SelectedItem = AC3Passthru;\r
 688                     break;\r
 689                 case "DTS Passthru":\r
 690                     drp_audioMix.SelectedItem = DTSPassthru;\r
 691                     break;\r
 692             }\r
 693         }\r
 694     }\r
 695 }