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     using Parsing;\r
  14     using Presets;\r
  15     using AudioTrack = Model.AudioTrack;\r
  16 \r
  17     /// <summary>\r
  18     /// The AudioPanel Control\r
  19     /// </summary>\r
  20     public partial class AudioPanel : UserControl\r
  21     {\r
  22         /// <summary>\r
  23         /// Initializes a new instance of the <see cref="AudioPanel"/> class. \r
  24         /// Create a new instance of the Audio Panel\r
  25         /// </summary>\r
  26         public AudioPanel()\r
  27         {\r
  28             InitializeComponent();\r
  29             drp_audioMix.SelectedItem = "Dolby Pro Logic II";\r
  30             drp_audioSample.SelectedIndex = 1;\r
  31         }\r
  32 \r
  33         /// <summary>\r
  34         /// The audio list has changed\r
  35         /// </summary>\r
  36         public event EventHandler AudioListChanged;\r
  37 \r
  38         /// <summary>\r
  39         /// Get the audio panel\r
  40         /// </summary>\r
  41         /// <returns>A listview containing the audio tracks</returns>\r
  42         public ListView GetAudioPanel()\r
  43         {\r
  44             return lv_audioList;\r
  45         }\r
  46 \r
  47         /// <summary>\r
  48         /// Set the File Container. This funciton is used to limit the available options for each file container.\r
  49         /// </summary>\r
  50         /// <param name="path">\r
  51         /// the file path\r
  52         /// </param>\r
  53         public void SetContainer(string path)\r
  54         {\r
  55             string oldval = drp_audioEncoder.Text;\r
  56             if ((path.Contains("MP4")) || (path.Contains("M4V")))\r
  57             {\r
  58                 drp_audioEncoder.Items.Clear();\r
  59                 drp_audioEncoder.Items.Add("AAC (faac)");\r
  60                 drp_audioEncoder.Items.Add("MP3 (lame)");\r
  61                 drp_audioEncoder.Items.Add("AC3 Passthru");\r
  62                 if ((oldval != "AAC (faac)") && (oldval != "AC3 Passthru"))\r
  63                     drp_audioEncoder.SelectedIndex = 0;\r
  64                 else\r
  65                     drp_audioEncoder.SelectedItem = oldval;\r
  66             }\r
  67             else if (path.Contains("MKV"))\r
  68             {\r
  69                 drp_audioEncoder.Items.Clear();\r
  70                 drp_audioEncoder.Items.Add("AAC (faac)");\r
  71                 drp_audioEncoder.Items.Add("MP3 (lame)");\r
  72                 drp_audioEncoder.Items.Add("AC3 Passthru");\r
  73                 drp_audioEncoder.Items.Add("DTS Passthru");\r
  74                 drp_audioEncoder.Items.Add("Vorbis (vorbis)");\r
  75                 drp_audioEncoder.SelectedItem = oldval;\r
  76 \r
  77                 if (drp_audioEncoder.Text == string.Empty)\r
  78                     drp_audioEncoder.SelectedIndex = 0;\r
  79             }\r
  80 \r
  81             // Make sure the table is updated with new audio codecs\r
  82             foreach (ListViewItem row in lv_audioList.Items)\r
  83             {\r
  84                 if (!drp_audioEncoder.Items.Contains(row.SubItems[2].Text))\r
  85                     row.SubItems[2].Text = drp_audioEncoder.Items[0].ToString();\r
  86             }\r
  87         }\r
  88 \r
  89         /// <summary>\r
  90         /// Checks if the settings used required the .m4v (rather than .mp4) extension\r
  91         /// </summary>\r
  92         /// <returns>True if m4v is required</returns>\r
  93         public bool RequiresM4V()\r
  94         {\r
  95             return lv_audioList.Items.Cast<ListViewItem>().Any(item => item.SubItems[2].Text.Contains("AC3"));\r
  96         }\r
  97 \r
  98         /// <summary>\r
  99         /// Load an arraylist of AudioTrack items into the list.\r
 100         /// </summary>\r
 101         /// <param name="audioTracks">List of audio tracks</param>\r
 102         public void LoadTracks(ArrayList audioTracks)\r
 103         {\r
 104             ClearAudioList();\r
 105 \r
 106             if (audioTracks == null)\r
 107                 return;\r
 108 \r
 109             foreach (AudioTrack track in audioTracks)\r
 110             {\r
 111                 ListViewItem newTrack = new ListViewItem(GetNewID().ToString());\r
 112 \r
 113                 newTrack.SubItems.Add("Automatic");\r
 114                 newTrack.SubItems.Add(track.Encoder);\r
 115                 newTrack.SubItems.Add(track.MixDown);\r
 116                 newTrack.SubItems.Add(track.SampleRate);\r
 117                 newTrack.SubItems.Add(track.Encoder.Contains("AC3") ? "Auto" : track.Bitrate);\r
 118                 newTrack.SubItems.Add(track.DRC);\r
 119                 AddTrackForPreset(newTrack);\r
 120             }\r
 121         }\r
 122 \r
 123         /// <summary>\r
 124         /// Set the Track list dropdown from the parsed title captured during the scan\r
 125         /// </summary>\r
 126         /// <param name="selectedTitle">The selected title</param>\r
 127         /// <param name="preset">A preset</param>\r
 128         public void SetTrackList(Title selectedTitle, Preset preset)\r
 129         {\r
 130             if (selectedTitle.AudioTracks.Count == 0)\r
 131             {\r
 132                 lv_audioList.Items.Clear();\r
 133                 drp_audioTrack.Items.Clear();\r
 134                 drp_audioTrack.Items.Add("None Found");\r
 135                 drp_audioTrack.SelectedIndex = 0;\r
 136                 return;\r
 137             }\r
 138 \r
 139             drp_audioTrack.Items.Clear();\r
 140             drp_audioTrack.Items.Add("Automatic");\r
 141             drp_audioTrack.Items.AddRange(selectedTitle.AudioTracks.ToArray());\r
 142 \r
 143             if (lv_audioList.Items.Count == 0 && preset != null)\r
 144             {\r
 145                 QueryParser parsed = QueryParser.Parse(preset.Query);\r
 146                 foreach (AudioTrack audioTrack in parsed.AudioInformation)\r
 147                 {\r
 148                     ListViewItem newTrack = new ListViewItem(GetNewID().ToString());\r
 149                     newTrack.SubItems.Add(audioTrack.Track);\r
 150                     newTrack.SubItems.Add(audioTrack.Encoder);\r
 151                     newTrack.SubItems.Add(audioTrack.MixDown);\r
 152                     newTrack.SubItems.Add(audioTrack.SampleRate);\r
 153                     newTrack.SubItems.Add(audioTrack.Bitrate);\r
 154                     newTrack.SubItems.Add(audioTrack.DRC);\r
 155                     lv_audioList.Items.Add(newTrack);\r
 156                 }\r
 157             }\r
 158 \r
 159             // Handle Native Language and "Dub Foreign language audio" and "Use Foreign language audio and Subtitles" Options\r
 160             if (Properties.Settings.Default.NativeLanguage == "Any")\r
 161                 drp_audioTrack.SelectedIndex = drp_audioTrack.Items.Count >= 2 ? 1 : 0;\r
 162             else\r
 163             {\r
 164                 if (Properties.Settings.Default.DubAudio) // "Dub Foreign language audio" \r
 165                 {\r
 166                     int i = 0;\r
 167                     foreach (object item in drp_audioTrack.Items)\r
 168                     {\r
 169                         if (item.ToString().Contains(Properties.Settings.Default.NativeLanguage))\r
 170                         {\r
 171                             drp_audioTrack.SelectedIndex = i;\r
 172                             break;\r
 173                         }\r
 174 \r
 175                         i++;\r
 176                     }\r
 177 \r
 178                     if (drp_audioTrack.SelectedItem != null)\r
 179                         foreach (ListViewItem item in lv_audioList.Items)\r
 180                             item.SubItems[1].Text = drp_audioTrack.SelectedItem.ToString();\r
 181                     else\r
 182                     {\r
 183                         drp_audioTrack.SelectedIndex = 0;\r
 184                         if (drp_audioTrack.SelectedItem != null)\r
 185                             foreach (ListViewItem item in lv_audioList.Items)\r
 186                                 item.SubItems[1].Text = drp_audioTrack.SelectedItem.ToString();\r
 187                     }\r
 188                 }\r
 189                 else\r
 190                     drp_audioTrack.SelectedIndex = drp_audioTrack.Items.Count >= 3 ? 2 : 0;\r
 191                 // "Use Foreign language audio and Subtitles"\r
 192             }\r
 193         }\r
 194 \r
 195         // Control and ListView\r
 196 \r
 197         /// <summary>\r
 198         /// one of the controls has changed. Event handler\r
 199         /// </summary>\r
 200         /// <param name="sender">\r
 201         /// The sender.\r
 202         /// </param>\r
 203         /// <param name="e">\r
 204         /// The e.\r
 205         /// </param>\r
 206         private void controlChanged(object sender, EventArgs e)\r
 207         {\r
 208             Control ctl = (Control)sender;\r
 209 \r
 210             switch (ctl.Name)\r
 211             {\r
 212                 case "drp_audioTrack":\r
 213                     if (lv_audioList.Items.Count != 0 && lv_audioList.SelectedIndices.Count != 0)\r
 214                         lv_audioList.Items[lv_audioList.SelectedIndices[0]].SubItems[1].Text = drp_audioTrack.Text;\r
 215                     break;\r
 216                 case "drp_audioEncoder":\r
 217                     SetMixDown();\r
 218                     SetBitrate();\r
 219 \r
 220                     // Configure the widgets with values\r
 221                     if (drp_audioEncoder.Text.Contains("AC3") || drp_audioEncoder.Text.Contains("DTS"))\r
 222                     {\r
 223                         drp_audioMix.Enabled =\r
 224                             drp_audioBitrate.Enabled = drp_audioSample.Enabled = tb_drc.Enabled = false;\r
 225                         lbl_bitrate.Enabled =\r
 226                             lbl_drc.Enabled =\r
 227                             lbl_drcHeader.Enabled = lbl_mixdown.Enabled = lbl_sampleRate.Enabled = false;\r
 228                     }\r
 229                     else\r
 230                     {\r
 231                         drp_audioMix.Enabled =\r
 232                             drp_audioBitrate.Enabled = drp_audioSample.Enabled = tb_drc.Enabled = true;\r
 233                         lbl_bitrate.Enabled =\r
 234                             lbl_drc.Enabled =\r
 235                             lbl_drcHeader.Enabled = lbl_mixdown.Enabled = lbl_sampleRate.Enabled = true;\r
 236                     }\r
 237 \r
 238                     // Update an item in the Audio list if required.\r
 239                     if (lv_audioList.Items.Count != 0 && lv_audioList.SelectedIndices.Count != 0)\r
 240                         lv_audioList.Items[lv_audioList.SelectedIndices[0]].SubItems[2].Text = drp_audioEncoder.Text;\r
 241                     break;\r
 242                 case "drp_audioMix":\r
 243                     SetBitrate();\r
 244 \r
 245                     if (lv_audioList.Items.Count != 0 && lv_audioList.SelectedIndices.Count != 0)\r
 246                         lv_audioList.Items[lv_audioList.SelectedIndices[0]].SubItems[3].Text = drp_audioMix.Text;\r
 247                     break;\r
 248                 case "drp_audioSample":\r
 249                     if (lv_audioList.Items.Count != 0 && lv_audioList.SelectedIndices.Count != 0)\r
 250                         lv_audioList.Items[lv_audioList.SelectedIndices[0]].SubItems[4].Text = drp_audioSample.Text;\r
 251                     break;\r
 252                 case "drp_audioBitrate":\r
 253                     // Update an item in the Audio list if required.\r
 254                     if (lv_audioList.Items.Count != 0 && lv_audioList.SelectedIndices.Count != 0)\r
 255                         lv_audioList.Items[lv_audioList.SelectedIndices[0]].SubItems[5].Text = drp_audioBitrate.Text;\r
 256                     break;\r
 257                 case "tb_drc":\r
 258                     double value;\r
 259                     if (tb_drc.Value == 0) value = 0;\r
 260                     else\r
 261                         value = ((tb_drc.Value - 1) / 10.0) + 1;\r
 262 \r
 263                     lbl_drc.Text = value.ToString();\r
 264 \r
 265                     // Update an item in the Audio list if required.\r
 266                     if (lv_audioList.Items.Count != 0 && lv_audioList.SelectedIndices.Count != 0)\r
 267                     {\r
 268                         lv_audioList.Items[lv_audioList.SelectedIndices[0]].SubItems[6].Text = value.ToString();\r
 269                         lv_audioList.Select();\r
 270                     }\r
 271                     break;\r
 272             }\r
 273 \r
 274             lv_audioList.Select();\r
 275         }\r
 276 \r
 277         /// <summary>\r
 278         /// The Audio List selected index changed event handler\r
 279         /// </summary>\r
 280         /// <param name="sender">\r
 281         /// The sender.\r
 282         /// </param>\r
 283         /// <param name="e">\r
 284         /// The e.\r
 285         /// </param>\r
 286         private void lv_audioList_SelectedIndexChanged(object sender, EventArgs e)\r
 287         {\r
 288             // Set the dropdown controls based on the selected item in the Audio List.\r
 289             if (lv_audioList.Items.Count != 0 && lv_audioList.SelectedIndices.Count != 0)\r
 290             {\r
 291                 drp_audioTrack.SelectedItem = lv_audioList.Items[lv_audioList.SelectedIndices[0]].SubItems[1].Text;\r
 292                 drp_audioEncoder.SelectedItem = lv_audioList.Items[lv_audioList.SelectedIndices[0]].SubItems[2].Text;\r
 293                 drp_audioMix.SelectedItem = lv_audioList.Items[lv_audioList.SelectedIndices[0]].SubItems[3].Text;\r
 294                 drp_audioSample.SelectedItem = lv_audioList.Items[lv_audioList.SelectedIndices[0]].SubItems[4].Text;\r
 295                 drp_audioBitrate.SelectedItem = lv_audioList.Items[lv_audioList.SelectedIndices[0]].SubItems[5].Text;\r
 296                 double drcValue;\r
 297                 int drcCalculated;\r
 298                 double.TryParse(lv_audioList.Items[lv_audioList.SelectedIndices[0]].SubItems[6].Text, out drcValue);\r
 299                 if (drcValue != 0)\r
 300                     drcValue = ((drcValue * 10) + 1) - 10;\r
 301                 int.TryParse(drcValue.ToString(), out drcCalculated);\r
 302                 tb_drc.Value = drcCalculated;\r
 303                 lbl_drc.Text = lv_audioList.Items[lv_audioList.SelectedIndices[0]].SubItems[6].Text;\r
 304 \r
 305                 AudioTrackGroup.Text = "Selected Track: " +\r
 306                                        lv_audioList.Items[lv_audioList.SelectedIndices[0]].SubItems[0].Text;\r
 307             }\r
 308             else\r
 309                 AudioTrackGroup.Text = "Selected Track: None (Click \"Add Track\" to add)";\r
 310         }\r
 311 \r
 312         // Track Controls\r
 313 \r
 314         /// <summary>\r
 315         /// The Add Audio Track button event handler\r
 316         /// </summary>\r
 317         /// <param name="sender">\r
 318         /// The sender.\r
 319         /// </param>\r
 320         /// <param name="e">\r
 321         /// The e.\r
 322         /// </param>\r
 323         private void btn_addAudioTrack_Click(object sender, EventArgs e)\r
 324         {\r
 325             if (drp_audioTrack.Text == "None Found")\r
 326             {\r
 327                 MessageBox.Show(\r
 328                     "Your source appears to have no audio tracks that HandBrake supports.",\r
 329                     "Warning",\r
 330                     MessageBoxButtons.OK,\r
 331                     MessageBoxIcon.Warning);\r
 332                 return;\r
 333             }\r
 334 \r
 335             double value = 0;\r
 336             if (tb_drc.Value != 0)\r
 337                 value = ((tb_drc.Value - 1) / 10.0) + 1;\r
 338 \r
 339             // Create a new row for the Audio list based on the currently selected items in the dropdown.\r
 340             ListViewItem newTrack = new ListViewItem(GetNewID().ToString());\r
 341             newTrack.SubItems.Add(drp_audioTrack.Text);\r
 342             newTrack.SubItems.Add(drp_audioEncoder.Text);\r
 343             newTrack.SubItems.Add(drp_audioMix.Text);\r
 344             newTrack.SubItems.Add(drp_audioSample.Text);\r
 345             newTrack.SubItems.Add(drp_audioBitrate.Text);\r
 346             newTrack.SubItems.Add(value.ToString());\r
 347             lv_audioList.Items.Add(newTrack);\r
 348 \r
 349             // The Audio List has changed to raise the event.\r
 350             if (this.AudioListChanged != null)\r
 351                 this.AudioListChanged(this, new EventArgs());\r
 352 \r
 353             // Select the newly added track and select the control       \r
 354             lv_audioList.Items[lv_audioList.Items.Count - 1].Selected = true;\r
 355             lv_audioList.Select();\r
 356         }\r
 357 \r
 358         /// <summary>\r
 359         /// The Remove Track button event handler\r
 360         /// </summary>\r
 361         /// <param name="sender">\r
 362         /// The sender.\r
 363         /// </param>\r
 364         /// <param name="e">\r
 365         /// The e.\r
 366         /// </param>\r
 367         private void btn_RemoveAudioTrack_Click(object sender, EventArgs e)\r
 368         {\r
 369             RemoveTrack();\r
 370         }\r
 371 \r
 372         // Audio List Menu\r
 373 \r
 374         /// <summary>\r
 375         /// The Audio List Move Up menu item\r
 376         /// </summary>\r
 377         /// <param name="sender">\r
 378         /// The sender.\r
 379         /// </param>\r
 380         /// <param name="e">\r
 381         /// The e.\r
 382         /// </param>\r
 383         private void audioList_moveup_Click(object sender, EventArgs e)\r
 384         {\r
 385             MoveTrack(true);\r
 386         }\r
 387 \r
 388         /// <summary>\r
 389         /// The audio list move down menu item\r
 390         /// </summary>\r
 391         /// <param name="sender">\r
 392         /// The sender.\r
 393         /// </param>\r
 394         /// <param name="e">\r
 395         /// The e.\r
 396         /// </param>\r
 397         private void audioList_movedown_Click(object sender, EventArgs e)\r
 398         {\r
 399             MoveTrack(false);\r
 400         }\r
 401 \r
 402         /// <summary>\r
 403         /// The audio list remove menu item\r
 404         /// </summary>\r
 405         /// <param name="sender">\r
 406         /// The sender.\r
 407         /// </param>\r
 408         /// <param name="e">\r
 409         /// The e.\r
 410         /// </param>\r
 411         private void audioList_remove_Click(object sender, EventArgs e)\r
 412         {\r
 413             RemoveTrack();\r
 414         }\r
 415 \r
 416         // Public Functions\r
 417 \r
 418         /// <summary>\r
 419         /// Add track for preset\r
 420         /// </summary>\r
 421         /// <param name="item">\r
 422         /// The item.\r
 423         /// </param>\r
 424         private void AddTrackForPreset(ListViewItem item)\r
 425         {\r
 426             lv_audioList.Items.Add(item);\r
 427             if (this.AudioListChanged != null)\r
 428                 this.AudioListChanged(this, new EventArgs());\r
 429         }\r
 430 \r
 431         /// <summary>\r
 432         /// Clear the audio list\r
 433         /// </summary>\r
 434         private void ClearAudioList()\r
 435         {\r
 436             lv_audioList.Items.Clear();\r
 437             if (this.AudioListChanged != null)\r
 438                 this.AudioListChanged(this, new EventArgs());\r
 439         }\r
 440 \r
 441         /// <summary>\r
 442         /// Get a new ID for the next audio track\r
 443         /// </summary>\r
 444         /// <returns>\r
 445         /// an int\r
 446         /// </returns>\r
 447         private int GetNewID()\r
 448         {\r
 449             return lv_audioList.Items.Count + 1;\r
 450         }\r
 451 \r
 452         /// <summary>\r
 453         /// Remove an audio track from the list\r
 454         /// </summary>\r
 455         private void RemoveTrack()\r
 456         {\r
 457             // Remove the Item and reselect the control if the following conditions are met.\r
 458             if (lv_audioList.SelectedItems.Count != 0)\r
 459             {\r
 460                 // The Audio List is about to change so raise the event.\r
 461                 if (this.AudioListChanged != null)\r
 462                     this.AudioListChanged(this, new EventArgs());\r
 463 \r
 464                 // Record the current selected index.\r
 465                 int currentPosition = lv_audioList.SelectedIndices[0];\r
 466 \r
 467                 lv_audioList.Items.RemoveAt(lv_audioList.SelectedIndices[0]);\r
 468 \r
 469                 // Now reslect the correct item and give focus to the audio list.\r
 470                 if (lv_audioList.Items.Count != 0)\r
 471                 {\r
 472                     if (currentPosition <= (lv_audioList.Items.Count - 1))\r
 473                         lv_audioList.Items[currentPosition].Selected = true;\r
 474                     else if (currentPosition > (lv_audioList.Items.Count - 1))\r
 475                         lv_audioList.Items[lv_audioList.Items.Count - 1].Selected = true;\r
 476 \r
 477                     lv_audioList.Select();\r
 478                 }\r
 479                 // Regenerate the ID numers\r
 480                 ReGenerateListIDs();\r
 481             }\r
 482         }\r
 483 \r
 484         /// <summary>\r
 485         /// Move an audio track up or down the audio list\r
 486         /// </summary>\r
 487         /// <param name="up">\r
 488         /// The up.\r
 489         /// </param>\r
 490         private void MoveTrack(bool up)\r
 491         {\r
 492             if (lv_audioList.SelectedIndices.Count == 0) return;\r
 493 \r
 494             ListViewItem item = lv_audioList.SelectedItems[0];\r
 495             int index = item.Index;\r
 496 \r
 497             if (up) index--;\r
 498             else index++;\r
 499 \r
 500             if (index < lv_audioList.Items.Count || (lv_audioList.Items.Count > index && index >= 0))\r
 501             {\r
 502                 lv_audioList.Items.Remove(item);\r
 503                 lv_audioList.Items.Insert(index, item);\r
 504                 item.Selected = true;\r
 505                 lv_audioList.Focus();\r
 506             }\r
 507         }\r
 508 \r
 509         /// <summary>\r
 510         /// Regenerate all the audio track id's on the audio list\r
 511         /// </summary>\r
 512         private void ReGenerateListIDs()\r
 513         {\r
 514             int i = 1;\r
 515             foreach (ListViewItem item in lv_audioList.Items)\r
 516             {\r
 517                 item.SubItems[0].Text = i.ToString();\r
 518                 i++;\r
 519             }\r
 520         }\r
 521 \r
 522         /// <summary>\r
 523         /// Set the bitrate dropdown\r
 524         /// </summary>\r
 525         private void SetBitrate()\r
 526         {\r
 527             int max = 0;\r
 528             drp_audioBitrate.Items.Remove("Auto");\r
 529             drp_audioBitrate.Items.Remove("192");\r
 530             drp_audioBitrate.Items.Remove("224");\r
 531             drp_audioBitrate.Items.Remove("256");\r
 532             drp_audioBitrate.Items.Remove("320");\r
 533             drp_audioBitrate.Items.Remove("384");\r
 534             drp_audioBitrate.Items.Remove("448");\r
 535             drp_audioBitrate.Items.Remove("768");\r
 536 \r
 537             switch (drp_audioEncoder.Text)\r
 538             {\r
 539                 case "AAC (faac)":\r
 540                     max = drp_audioMix.Text.Contains("6 Channel") ? 768 : 320;\r
 541                     break;\r
 542                 case "MP3 (lame)":\r
 543                     max = 320;\r
 544                     break;\r
 545                 case "Vorbis (vorbis)":\r
 546                     max = 384;\r
 547                     break;\r
 548                 case "AC3 Passthru":\r
 549                     drp_audioBitrate.Items.Add("Auto");\r
 550                     drp_audioBitrate.SelectedItem = "Auto";\r
 551                     drp_audioSample.SelectedItem = "Auto";\r
 552                     break;\r
 553                 case "DTS Passthru":\r
 554                     drp_audioBitrate.Items.Add("Auto");\r
 555                     drp_audioBitrate.SelectedItem = "Auto";\r
 556                     drp_audioSample.SelectedItem = "Auto";\r
 557                     break;\r
 558             }\r
 559 \r
 560             if (max > 160)\r
 561             {\r
 562                 drp_audioBitrate.Items.Add("192");\r
 563                 drp_audioBitrate.Items.Add("224");\r
 564                 drp_audioBitrate.Items.Add("256");\r
 565                 drp_audioBitrate.Items.Add("320");\r
 566             }\r
 567 \r
 568             if (max > 320)\r
 569             {\r
 570                 drp_audioBitrate.Items.Add("384");\r
 571             }\r
 572 \r
 573             if (max == 768)\r
 574             {\r
 575                 drp_audioBitrate.Items.Add("448");\r
 576                 drp_audioBitrate.Items.Add("768");\r
 577             }\r
 578 \r
 579             if (drp_audioBitrate.SelectedItem == null)\r
 580                 drp_audioBitrate.SelectedIndex = drp_audioBitrate.Items.Count - 1;\r
 581         }\r
 582 \r
 583         /// <summary>\r
 584         /// Set the mixdown dropdown\r
 585         /// </summary>\r
 586         private void SetMixDown()\r
 587         {\r
 588             drp_audioMix.Items.Clear();\r
 589             drp_audioMix.Items.Add("Mono");\r
 590             drp_audioMix.Items.Add("Stereo");\r
 591             drp_audioMix.Items.Add("Dolby Surround");\r
 592             drp_audioMix.Items.Add("Dolby Pro Logic II");\r
 593             drp_audioMix.Items.Add("6 Channel Discrete");\r
 594             drp_audioMix.Items.Add("AC3 Passthru");\r
 595             drp_audioMix.Items.Add("DTS Passthru");\r
 596 \r
 597             drp_audioMix.SelectedItem = "Dolby Pro Logic II";\r
 598 \r
 599             switch (drp_audioEncoder.Text)\r
 600             {\r
 601                 case "AAC (faac)":\r
 602                     drp_audioMix.Items.Remove("AC3 Passthru");\r
 603                     drp_audioMix.Items.Remove("DTS Passthru");\r
 604                     break;\r
 605                 case "MP3 (lame)":\r
 606                     drp_audioMix.Items.Remove("6 Channel Discrete");\r
 607                     drp_audioMix.Items.Remove("AC3 Passthru");\r
 608                     drp_audioMix.Items.Remove("DTS Passthru");\r
 609                     break;\r
 610                 case "Vorbis (vorbis)":\r
 611                     drp_audioMix.Items.Remove("AC3 Passthru");\r
 612                     drp_audioMix.Items.Remove("DTS Passthru");\r
 613                     break;\r
 614                 case "AC3 Passthru":\r
 615                     drp_audioMix.SelectedItem = "AC3 Passthru";\r
 616                     break;\r
 617                 case "DTS Passthru":\r
 618                     drp_audioMix.SelectedItem = "DTS Passthru";\r
 619                     break;\r
 620             }\r
 621         }\r
 622     }\r
 623 }