git.sesse.net Git - vlc/blob - modules/gui/macosx/wizard.m

   1 /*****************************************************************************
   2  * wizard.h: MacOS X Streaming Wizard
   3  *****************************************************************************
   4  * Copyright (C) 2005 VideoLAN (Centrale Réseaux) and its contributors
   5  * $Id$
   6  *
   7  * Authors: Felix Kühne <fkuehne@users.sf.net>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  22  *****************************************************************************/
  23
  24
  25 /*****************************************************************************
  26  * Note: this code is based upon ../wxwindows/wizard.cpp and
  27  *               ../wxwindows/streamdata.h; both written by Clément Stenac.
  28  *****************************************************************************/
  29
  30 /* TODO:
  31     - start of the streaming/transcoding
  32     - some GUI things
  33     - l10n string fixes (both in OSX and WX)
  34         - implementation of correct encap-selection for transcoding
  35         - fill the playlist-table on t2
  36         - implement l10n on t8?
  37         - see FIXME's
  38 */
  39
  40
  41 /*****************************************************************************
  42  * Preamble
  43  *****************************************************************************/
  44 #import "wizard.h"
  45 #import "intf.h"
  46
  47
  48 /*****************************************************************************
  49  * VLCWizard implementation
  50  *****************************************************************************/
  51
  52 @implementation VLCWizard
  53
  54 static VLCWizard *_o_sharedInstance = nil;
  55
  56 + (VLCWizard *)sharedInstance
  57 {
  58     return _o_sharedInstance ? _o_sharedInstance : [[self alloc] init];
  59 }
  60
  61 - (id)init
  62 {
  63     if (_o_sharedInstance) {
  64         [self dealloc];
  65     } else {
  66         _o_sharedInstance = [super init];
  67     }
  68
  69     return _o_sharedInstance;
  70 }
  71
  72 - (void)awakeFromNib
  73 {
  74     /* some minor cleanup */
  75     [o_t2_tbl_plst setEnabled:NO];
  76         [o_wizardhelp_window setExcludedFromWindowsMenu:YES];
  77         o_userSelections = [[NSMutableDictionary alloc] init];
  78         [o_btn_backward setEnabled:NO];
  79
  80     /* add audio-bitrates for transcoding */
  81     NSArray * audioBitratesArray;
  82     audioBitratesArray = [NSArray arrayWithObjects: @"512", @"256", @"192", @"128", @"64", @"32", @"16", nil ];
  83     [o_t4_pop_audioBitrate removeAllItems];
  84     [o_t4_pop_audioBitrate addItemsWithTitles: audioBitratesArray];
  85     [o_t4_pop_audioBitrate selectItemWithTitle: @"192"];
  86
  87     /* add video-bitrates for transcoding */
  88     NSArray * videoBitratesArray;
  89     videoBitratesArray = [NSArray arrayWithObjects: @"3072", @"2048", @"1024", @"768", @"512", @"256", @"192", @"128", @"64", @"32", @"16", nil ];
  90     [o_t4_pop_videoBitrate removeAllItems];
  91     [o_t4_pop_videoBitrate addItemsWithTitles: videoBitratesArray];
  92     [o_t4_pop_videoBitrate selectItemWithTitle: @"1024"];
  93
  94         /* fill 2 global arrays with arrays containing all codec-related information
  95          * - one array per codec named by its short name to define the encap-compability,
  96          *       cmd-names, real names, more info in the order: realName, shortName,
  97          *       moreInfo, encaps */
  98         NSArray * o_mp1v;
  99         NSArray * o_mp2v;
 100         NSArray * o_mp4v;
 101         NSArray * o_div1;
 102         NSArray * o_div2;
 103         NSArray * o_div3;
 104         NSArray * o_h263;
 105         NSArray * o_h264;
 106         NSArray * o_wmv1;
 107         NSArray * o_wmv2;
 108         NSArray * o_mjpg;
 109         NSArray * o_theo;
 110         NSArray * o_dummyVid;
 111         o_mp1v = [NSArray arrayWithObjects: @"MPEG-1 Video", @"mp1v", _NS("MPEG-1 Video codec"), @"MUX_PS", @"MUX_TS", @"MUX_MPEG", @"MUX_OGG", @"MUX_RAW", @"NO", @"NO", @"NO", @"NO", nil];
 112         o_mp2v = [NSArray arrayWithObjects: @"MPEG-2 Video", @"mp2v", _NS("MPEG-2 Video codec"), @"MUX_PS", @"MUX_TS", @"MUX_MPEG", @"MUX_OGG", @"MUX_RAW", @"NO", @"NO", @"NO", @"NO", nil];
 113         o_mp4v = [NSArray arrayWithObjects: @"MPEG-4 Video", @"mp4v", _NS("MPEG-4 Video codec"), @"MUX_PS", @"MUX_TS", @"MUX_MPEG", @"MUX_ASF", @"MUX_MP4", @"MUX_OGG", @"MUX_RAW", @"NO", @"NO", nil];
 114         o_div1 = [NSArray arrayWithObjects: @"DIVX 1", @"DIV1", _NS("DivX first version"), @"MUX_TS", @"MUX_MPEG", @"MUX_ASF", @"MUX_OGG", @"NO", @"NO", @"NO", @"NO", @"NO", nil];
 115         o_div2 = [NSArray arrayWithObjects: @"DIVX 2", @"DIV2", _NS("DivX second version"), @"MUX_TS", @"MUX_MPEG", @"MUX_ASF", @"MUX_OGG", @"NO", @"NO", @"NO", @"NO", @"NO", nil];
 116         o_div3 = [NSArray arrayWithObjects: @"DIVX 3", @"DIV3", _NS("DivX third version"), @"MUX_TS", @"MUX_MPEG", @"MUX_ASF", @"MUX_OGG", @"NO", @"NO", @"NO", @"NO", @"NO", nil];
 117         o_h263 = [NSArray arrayWithObjects: @"H 263", @"H263", _NS("H263 is a video codec optimized for videoconference (low rates)"), @"MUX_TS", @"MUX_AVI", @"NO", @"NO", @"NO", @"NO", @"NO", @"NO", @"NO", nil];
 118         o_h264 = [NSArray arrayWithObjects: @"H 264", @"H264", _NS("H264 is a new video codec"), @"MUX_TS", @"MUX_AVI", @"NO", @"NO", @"NO", @"NO", @"NO", @"NO", @"NO", nil];
 119         o_wmv1 = [NSArray arrayWithObjects: @"WMV 1", @"WMV1", _NS("WMV (Windows Media Video) 1"), @"MUX_TS", @"MUX_MPEG", @"MUX_ASF", @"MUX_OGG", @"NO", @"NO", @"NO", @"NO", @"NO", nil];
 120         o_wmv2 = [NSArray arrayWithObjects: @"WMV 2", @"WMV2", _NS("WMV (Windows Media Video) 2"), @"MUX_TS", @"MUX_MPEG", @"MUX_ASF", @"MUX_OGG", @"NO", @"NO", @"NO", @"NO", @"NO", nil];
 121         o_mjpg = [NSArray arrayWithObjects: @"MJPEG", @"MJPG", _NS("MJPEG consists of a series of JPEG pictures"), @"MUX_TS", @"MUX_MPEG", @"MUX_ASF", @"MUX_OGG", @"NO", @"NO", @"NO", @"NO", @"NO", nil];
 122         o_theo = [NSArray arrayWithObjects: @"Theora", @"theo", _NS("Theora is a free general-purpose codec"), @"MUX_TS", @"NO", @"NO", @"NO", @"NO", @"NO", @"NO", @"NO", @"NO", nil];
 123         o_dummyVid = [NSArray arrayWithObjects: @"Dummy", @"dummy", _NS("Dummy codec (do not transcode)"), @"MUX_PS", @"MUX_TS", @"MUX_MPEG", @"MUX_ASF", @"MUX_MP4", @"MUX_OGG", @"MUX_WAV", @"MUX_RAW", @"MUX_MOV", nil];
 124         o_videoCodecs = [[NSArray alloc] initWithObjects: o_mp1v, o_mp2v, o_mp4v, o_div1, o_div2, o_div3, o_h263, o_h264, o_wmv1, o_wmv2, o_mjpg, o_theo, o_dummyVid, nil];
 125         [o_t4_pop_videoCodec removeAllItems];
 126         unsigned int x;
 127         x = 0;
 128         while (x != [o_videoCodecs count])
 129         {
 130                 [o_t4_pop_videoCodec addItemWithTitle:[[o_videoCodecs objectAtIndex:x] objectAtIndex:0]];
 131                 x = (x + 1);
 132         }
 133
 134         NSArray * o_mpga;
 135         NSArray * o_mp3;
 136         NSArray * o_mp4a;
 137         NSArray * o_a52;
 138         NSArray * o_vorb;
 139         NSArray * o_flac;
 140         NSArray * o_spx;
 141         NSArray * o_s16l;
 142         NSArray * o_fl32;
 143         NSArray * o_dummyAud;
 144         o_mpga = [NSArray arrayWithObjects: @"MPEG Audio", @"mpga", _NS("The standard MPEG audio (1/2) format"), @"MUX_PS", @"MUX_TS", @"MUX_MPEG", @"MUX_ASF", @"MUX_OGG", @"MUX_RAW", @"-1", @"-1", @"-1", nil];
 145         o_mp3 = [NSArray arrayWithObjects: @"MP3", @"mp3", _NS("MPEG Audio Layer 3"), @"MUX_PS", @"MUX_TS", @"MUX_MPEG", @"MUX_ASF", @"MUX_OGG", @"MUX_RAW", @"-1", @"-1", @"-1", nil];
 146         o_mp4a = [NSArray arrayWithObjects: @"MPEG 4 Audio", @"mp4a", _NS("Audio format for MPEG4"), @"MUX_TS", @"MUX_MP4", @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", nil];
 147         o_a52 = [NSArray arrayWithObjects: @"A/52", @"a52", _NS("DVD audio format"), @"MUX_PS", @"MUX_TS", @"MUX_MPEG", @"MUX_ASF", @"MUX_OGG", @"MUX_RAW", @"-1", @"-1", @"-1", nil];
 148         o_vorb = [NSArray arrayWithObjects: @"Vorbis", @"vorb", _NS("Vorbis is a free audio codec"), @"MUX_OGG", @"-1",  @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", nil];
 149         o_flac = [NSArray arrayWithObjects: @"FLAC", @"flac", _NS("FLAC is a lossless audio codec"), @"MUX_OGG", @"MUX_RAW", @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", nil];
 150         o_spx = [NSArray arrayWithObjects: @"Speex", @"spx", _NS("A free audio codec dedicated to compression of voice"), @"MUX_OGG", @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", nil];
 151         o_s16l = [NSArray arrayWithObjects: @"Uncompressed, integer", @"s16l", _NS("Uncompressed audio samples"), @"MUX_WAV", @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", nil];
 152         o_fl32 = [NSArray arrayWithObjects: @"Uncompressed, floating", @"fl32", _NS("Uncompressed audio samples"), @"MUX_WAV", @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", nil];
 153         o_dummyAud = [NSArray arrayWithObjects: @"Dummy", @"dummy", _NS("Dummy codec (do not transcode)"), @"MUX_PS", @"MUX_TS", @"MUX_MPEG", @"MUX_ASF", @"MUX_MP4", @"MUX_OGG", @"MUX_RAW", @"MUX_MOV", @"MUX_WAV", nil];
 154         o_audioCodecs = [[NSArray alloc] initWithObjects: o_mpga, o_mp3, o_mp4a, o_a52, o_vorb, o_flac, o_spx, o_s16l, o_fl32, o_dummyAud, nil];
 155         [o_t4_pop_audioCodec removeAllItems];
 156         x = 0;
 157         while (x != [o_audioCodecs count])
 158         {
 159                 [o_t4_pop_audioCodec addItemWithTitle:[[o_audioCodecs objectAtIndex:x] objectAtIndex:0]];
 160                 x = (x + 1);
 161         }
 162 }
 163
 164 - (void)showWizard
 165 {
 166     /* just present the window to the user */
 167     [o_tab_pageHolder selectFirstTabViewItem:self];
 168
 169         [self resetWizard];
 170
 171     [o_wizard_window center];
 172     [o_wizard_window displayIfNeeded];
 173     [o_wizard_window makeKeyAndOrderFront:nil];
 174 }
 175
 176 - (void)resetWizard
 177 {
 178         /* reset the wizard-window to its default values */
 179
 180         [o_userSelections removeAllObjects];
 181         [o_t1_matrix_strmgOrTrnscd selectCellAtRow:0 column:0];
 182         [[o_t1_matrix_strmgOrTrnscd cellAtRow:1 column:0] setState: NSOffState];
 183         [o_btn_forward setTitle: [_NS("Next") stringByAppendingString:@" >"]];
 184
 185         /* "Input" */
 186         [o_t2_fld_pathToNewStrm setStringValue: @""];
 187         [o_t2_ckb_enblPartExtrct setState: NSOffState];
 188         [self t2_enableExtract:nil];
 189         [o_t2_matrix_inputSourceType selectCellAtRow:0 column:0];
 190         [[o_t2_matrix_inputSourceType cellAtRow:1 column:0] setState: NSOffState];
 191         /* FIXME: we need to refresh the playlist-table as well */
 192         [o_t2_tbl_plst setEnabled:NO];
 193         [o_t2_fld_pathToNewStrm setEnabled:YES];
 194         [o_t2_btn_chooseFile setEnabled:YES];
 195
 196         /* "Streaming 1" */
 197         [o_t3_fld_address setStringValue: @""];
 198         [o_t3_matrix_stmgMhd selectCellAtRow:0 column:0];
 199         [[o_t3_matrix_stmgMhd cellAtRow:1 column:1] setState: NSOffState];
 200         [[o_t3_matrix_stmgMhd cellAtRow:1 column:2] setState: NSOffState];
 201
 202         /* "Transcode 1" */
 203         [o_t4_ckb_audio setState: NSOffState];
 204         [o_t4_ckb_video setState: NSOffState];
 205         [self t4_enblVidTrnscd:nil];
 206         [self t4_enblAudTrnscd:nil];
 207
 208         /* "Streaming 2" */
 209         [o_t6_fld_ttl setStringValue: @"1"];
 210         [o_t6_ckb_sap setState: NSOffState];
 211         [self t6_enblSapAnnce:nil];
 212
 213         /* "Transcode 2" */
 214         [o_t7_fld_filePath setStringValue: @""];
 215 }
 216
 217 - (void)initStrings
 218 {
 219     /* localise all strings to the users lang */
 220     /* method is called from intf.m (in method openWizard) */
 221
 222     /* general items */
 223     [o_btn_backward setTitle: [@"< " stringByAppendingString: _NS("Back")]];
 224     [o_btn_cancel setTitle: _NS("Cancel")];
 225     [o_btn_forward setTitle: [_NS("Next") stringByAppendingString:@" >"]];
 226     [o_wizard_window setTitle: _NS("Streaming/Transcoding Wizard")];
 227
 228     /* page one ("Hello") */
 229     [o_t1_txt_title setStringValue: _NS("Streaming/Transcoding Wizard")];
 230     [o_t1_txt_text setStringValue: _NS("This wizard helps you to stream, transcode or save a stream")];
 231     [o_t1_btn_mrInfo_strmg setTitle: _NS("More Info")];
 232     [o_t1_btn_mrInfo_trnscd setTitle: _NS("More Info")];
 233     [o_t1_txt_notice setStringValue: _NS("This wizard only gives access to a small subset of VLC's streaming and transcoding capabilities. Use the Open and Stream Output dialogs to get all of them")];
 234         [[o_t1_matrix_strmgOrTrnscd cellAtRow:0 column:0] setTitle: _NS("Stream to network")];
 235     [[o_t1_matrix_strmgOrTrnscd cellAtRow:1 column:0] setTitle: _NS("Transcode/Save to file")];
 236
 237     /* page two ("Input") */
 238     [o_t2_title setStringValue: _NS("Choose input")];
 239     [o_t2_text setStringValue: _NS("Choose here your input stream")];
 240     [[o_t2_matrix_inputSourceType cellAtRow:0 column:0] setTitle: _NS("Select a stream")];
 241     [[o_t2_matrix_inputSourceType cellAtRow:1 column:0] setTitle: _NS("Existing playlist item")];
 242     [o_t2_btn_chooseFile setTitle: _NS("Choose...")];
 243     [[[o_t2_tbl_plst tableColumnWithIdentifier:@"name"] headerCell] setStringValue: _NS("Name")];
 244     [[[o_t2_tbl_plst tableColumnWithIdentifier:@"uri"] headerCell] setStringValue: _NS("URI")];
 245     [o_t2_box_prtExtrct setTitle: _NS("Partial Extract")];
 246     [o_t2_ckb_enblPartExtrct setTitle: _NS("Enable")];
 247     [o_t2_txt_prtExtrctFrom setStringValue: _NS("From")];
 248     [o_t2_txt_prtExtrctTo setStringValue: _NS("To")];
 249
 250     /* page three ("Streaming 1") */
 251     [o_t3_txt_title setStringValue: _NS("Streaming")];
 252     [o_t3_txt_text setStringValue: _NS("In this page, you will select how your input stream will be sent.")];
 253     [o_t3_box_dest setTitle: _NS("Destination")];
 254     [o_t3_box_strmgMthd setTitle: _NS("Streaming method")];
 255     [o_t3_txt_destInfo setStringValue: _NS("Enter the address of the computer to stream to")];
 256     [[o_t3_matrix_stmgMhd cellAtRow:1 column:0] setTitle: _NS("UDP Unicast")];
 257     [[o_t3_matrix_stmgMhd cellAtRow:1 column:1] setTitle: _NS("UDP Multicast")];
 258
 259     /* page four ("Transcode 1") */
 260     [o_t4_title setStringValue: _NS("Transcode")];
 261     [o_t4_text setStringValue: _NS("If you want to change the compression format of the audio or video tracks, fill in this page. (If you only want to change the container format, proceed to next page).")];
 262     [o_t4_box_audio setTitle: _NS("Audio")];
 263     [o_t4_box_video setTitle: _NS("Video")];
 264     [o_t4_ckb_audio setTitle: _NS("Transcode audio")];
 265     [o_t4_ckb_video setTitle: _NS("Transcode video")];
 266     [o_t4_txt_videoBitrate setStringValue: _NS("Bitrate (kb/s)")];
 267     [o_t4_txt_videoCodec setStringValue: _NS("Codec")];
 268     [o_t4_txt_hintAudio setStringValue: _NS("If your stream has audio and you want to " \
 269                          "transcode it, enable this")];
 270     [o_t4_txt_hintVideo setStringValue: _NS("If your stream has video and you want to " \
 271                          "transcode it, enable this")];
 272
 273     /* page five ("Encap") */
 274     [o_t5_title setStringValue: _NS("Encapsulation format")];
 275     [o_t5_text setStringValue: _NS("In this page, you will select how the stream will be "\
 276                      "encapsulated. Depending on the choices you made, all "\
 277                      "formats won't be available.")];
 278
 279     /* page six ("Streaming 2") */
 280     [o_t6_title setStringValue: _NS("Additional streaming options")];
 281     [o_t6_text setStringValue: _NS("In this page, you will define a few " \
 282                               "additional parameters for your stream.")];
 283     [o_t6_txt_ttl setStringValue: _NS("Time-To-Live (TTL)")];
 284     [o_t6_btn_mrInfo_ttl setTitle: _NS("More Info")];
 285     [o_t6_ckb_sap setTitle: _NS("SAP Announce")];
 286     [o_t6_btn_mrInfo_sap setTitle: _NS("More Info")];
 287
 288     /* page seven ("Transcode 2") */
 289     [o_t7_title setStringValue: _NS("Additional transcode options")];
 290     [o_t7_text setStringValue: _NS("In this page, you will define a few " \
 291                               "additionnal parameters for your transcoding.")];
 292     [o_t7_txt_saveFileTo setStringValue: _NS("Select the file to save to")];
 293     [o_t7_btn_chooseFile setTitle: _NS("Choose...")];
 294
 295         /* page eight ("Summary") */
 296         /* FIXME: currently not implemented as it unsure whether we show this tab
 297          * to the public or use it for debugging only */
 298
 299         /* wizard help window */
 300         [o_wh_btn_okay setTitle: _NS("OK")];
 301 }
 302
 303 - (IBAction)cancelRun:(id)sender
 304 {
 305     [o_wizard_window close];
 306 }
 307
 308 - (IBAction)nextTab:(id)sender
 309 {
 310         if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: @"Hello"])
 311         {
 312                 /* check whether the user wants to stream or just to transcode;
 313                  * store information for later usage */
 314                 NSString *o_mode;
 315                 o_mode = [[o_t1_matrix_strmgOrTrnscd selectedCell] title];
 316                 if( [o_mode isEqualToString: _NS("Stream to network")] )
 317                 {
 318                         [o_userSelections setObject:@"strmg" forKey:@"trnscdOrStrmg"];
 319                 }else{
 320                         [o_userSelections setObject:@"trnscd" forKey:@"trnscdOrStrmg"];
 321                 }
 322                 [o_btn_backward setEnabled:YES];
 323                 [o_tab_pageHolder selectTabViewItemAtIndex:1];
 324         }
 325         else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: @"Input"])
 326         {
 327                 /* check whether partialExtract is enabled and store the values, if needed */
 328                 if ([o_t2_ckb_enblPartExtrct state] == NSOnState)
 329                 {
 330                         [o_userSelections setObject:@"YES" forKey:@"partExtract"];
 331                         [o_userSelections setObject:[o_t2_fld_prtExtrctFrom stringValue] forKey:@"partExtractFrom"];
 332                         [o_userSelections setObject:[o_t2_fld_prtExtrctTo stringValue] forKey:@"partExtractTo"];
 333                 }else{
 334                         [o_userSelections setObject:@"NO" forKey:@"partExtract"];
 335                 }
 336
 337                 /* check whether we use an existing pl-item or add an new one;
 338                  * store the path or the index and set a flag.
 339                  * complain to the user if s/he didn't provide a path */
 340                 NSString *o_mode;
 341                 o_mode = [[o_t2_matrix_inputSourceType selectedCell] title];
 342                 if( [o_mode isEqualToString: _NS("Select a stream")] )
 343                 {
 344                         [o_userSelections setObject:@"YES" forKey:@"newStrm"];
 345                         if ([[o_t2_fld_pathToNewStrm stringValue] isEqualToString: @""])
 346                         {
 347                                 /* FIXME: we should complain to the user that s/he didn't provide a path */
 348                         }else{
 349                                 [o_userSelections setObject:[o_t2_fld_pathToNewStrm stringValue] forKey:@"pathToNewStrm"];
 350                         }
 351                 }else{
 352                         [o_userSelections setObject:@"NO" forKey:@"newStrm"];
 353                         NSNumber * myNumber = [[NSNumber alloc] initWithInt:[o_t2_tbl_plst selectedRow]];
 354                         [o_userSelections setObject:myNumber forKey:@"plItemIndex"];
 355                 }
 356
 357                 /* show either "Streaming 1" or "Transcode 1" to the user */
 358                 if ([[o_userSelections objectForKey:@"trnscdOrStrmg"] isEqualToString:@"strmg"])
 359                 {
 360                         /* we are streaming */
 361                         [o_tab_pageHolder selectTabViewItemAtIndex:2];
 362                 }else{
 363                         /* we are just transcoding */
 364                         [o_tab_pageHolder selectTabViewItemAtIndex:3];
 365                 }
 366         }
 367         else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: @"Streaming 1"])
 368         {
 369                 /* check which streaming method is selected and store it */
 370                 NSString *o_mode;
 371                 o_mode = [[o_t3_matrix_stmgMhd selectedCell] title];
 372                 if( [o_mode isEqualToString: _NS("HTTP")] )
 373                 {
 374                         [o_userSelections setObject:@"HTTP" forKey:@"stmgMhd"];
 375                         /* enable MPEG PS, MPEG TS, MPEG 1, OGG, RAW and ASF; select MPEG PS */
 376                         [[o_t5_matrix_encap cellAtRow:0 column:0] setEnabled:YES];
 377                         [[o_t5_matrix_encap cellAtRow:1 column:0] setEnabled:YES];
 378                         [[o_t5_matrix_encap cellAtRow:2 column:0] setEnabled:YES];
 379                         [[o_t5_matrix_encap cellAtRow:3 column:0] setEnabled:YES];
 380                         [[o_t5_matrix_encap cellAtRow:4 column:0] setEnabled:YES];
 381                         [[o_t5_matrix_encap cellAtRow:5 column:0] setEnabled:YES];
 382                         [[o_t5_matrix_encap cellAtRow:6 column:0] setEnabled:NO];
 383                         [[o_t5_matrix_encap cellAtRow:7 column:0] setEnabled:NO];
 384                         [[o_t5_matrix_encap cellAtRow:8 column:0] setEnabled:NO];
 385                         [o_t5_matrix_encap selectCellAtRow:0 column:0];
 386                 } else {
 387                         if( [o_mode isEqualToString: _NS("UDP Unicast")] )
 388                         {
 389                                 [o_userSelections setObject:@"UDP-Unicast" forKey:@"stmgMhd"];
 390                         } else {
 391                                 [o_userSelections setObject:@"UDP-Multicast" forKey:@"stmgMhd"];
 392                         }
 393                         /* disable all encap-formats but MPEG-TS and select it */
 394                         [[o_t5_matrix_encap cellAtRow:0 column:0] setEnabled:NO];
 395                         [[o_t5_matrix_encap cellAtRow:2 column:0] setEnabled:NO];
 396                         [[o_t5_matrix_encap cellAtRow:3 column:0] setEnabled:NO];
 397                         [[o_t5_matrix_encap cellAtRow:4 column:0] setEnabled:NO];
 398                         [[o_t5_matrix_encap cellAtRow:5 column:0] setEnabled:NO];
 399                         [[o_t5_matrix_encap cellAtRow:6 column:0] setEnabled:NO];
 400                         [[o_t5_matrix_encap cellAtRow:7 column:0] setEnabled:NO];
 401                         [[o_t5_matrix_encap cellAtRow:8 column:0] setEnabled:NO];
 402                         [[o_t5_matrix_encap cellAtRow:1 column:0] setEnabled:YES];
 403                         [o_t5_matrix_encap selectCellAtRow:1 column:0];
 404                 }
 405
 406                 /* store the destination and check whether is it empty */
 407                 if( [[o_t3_fld_address stringValue] isEqualToString: @""] )
 408                 {       /* FIXME: complain to the user that "" is no valid dest. */
 409                 } else {
 410                         [o_userSelections setObject:[o_t3_fld_address stringValue] forKey:@"stmgDest"];
 411                 }
 412
 413                 /* let's go to the encap-tab */
 414                 [o_tab_pageHolder selectTabViewItemAtIndex:4];
 415         }
 416         else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: @"Transcode 1"])
 417         {
 418                 /* check whether the user wants to transcode the video-track and store the related options */
 419                 if ([o_t4_ckb_video state] == NSOnState)
 420                 {
 421                         NSNumber * theNum;
 422                         theNum = [NSNumber numberWithInt:[o_t4_pop_videoCodec indexOfSelectedItem]];
 423                         [o_userSelections setObject:@"YES" forKey:@"trnscdVideo"];
 424                         [o_userSelections setObject:[o_t4_pop_videoBitrate titleOfSelectedItem] forKey:@"trnscdVideoBitrate"];
 425                         [o_userSelections setObject:theNum forKey:@"trnscdVideoCodec"];
 426                 } else {
 427                         [o_userSelections setObject:@"NO" forKey:@"trnscdVideo"];
 428                 }
 429
 430                 /* check whether the user wants to transcode the audio-track and store the related options */
 431                 if ([o_t4_ckb_audio state] == NSOnState)
 432                 {
 433                         NSNumber * theNum;
 434                         theNum = [NSNumber numberWithInt:[o_t4_pop_audioCodec indexOfSelectedItem]];
 435                         [o_userSelections setObject:@"YES" forKey:@"trnscdAudio"];
 436                         [o_userSelections setObject:[o_t4_pop_audioBitrate titleOfSelectedItem] forKey:@"trnscdAudioBitrate"];
 437                         [o_userSelections setObject:theNum forKey:@"trnscdAudioCodec"];
 438                 } else {
 439                         [o_userSelections setObject:@"NO" forKey:@"trnscdAudio"];
 440                 }
 441
 442                 /* FIXME: re-enable the "Encap"-tab depending on the chosen codecs */
 443                 [o_tab_pageHolder selectTabViewItemAtIndex:4];
 444         }
 445         else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: @"Encap"])
 446         {
 447                 /* get the chosen encap format and store it */
 448                 [o_userSelections setObject:[[o_t5_matrix_encap selectedCell] title] forKey:@"encapFormat"];
 449
 450                 /* show either "Streaming 2" or "Transcode 2" to the user */
 451                 if ([[o_userSelections objectForKey:@"trnscdOrStrmg"] isEqualToString:@"strmg"])
 452                 {
 453                         /* we are streaming */
 454                         [o_tab_pageHolder selectTabViewItemAtIndex:5];
 455                 }else{
 456                         /* we are just transcoding */
 457                         [o_tab_pageHolder selectTabViewItemAtIndex:6];
 458                 }
 459         }
 460         else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: @"Streaming 2"])
 461         {
 462                 /* store the chosen TTL */
 463                 [o_userSelections setObject:[o_t6_fld_ttl stringValue] forKey:@"ttl"];
 464
 465                 /* check whether SAP is enabled and store the announce, if needed */
 466                 if ([o_t6_ckb_sap state] == NSOnState)
 467                 {
 468                         [o_userSelections setObject:@"YES" forKey:@"sap"];
 469                         [o_userSelections setObject:[o_t6_fld_sap stringValue] forKey:@"sapText"];
 470                 } else {
 471                         [o_userSelections setObject:@"NO" forKey:@"sap"];
 472                 }
 473
 474                 /* go to "Summary" */
 475                 [self showSummary];
 476         }
 477         else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: @"Transcode 2"])
 478         {
 479                 /* check whether the path != "" and store it */
 480                 if( [[o_t7_fld_filePath stringValue] isEqualToString: @""] )
 481                 {       /* FIXME: complain to the user that "" is no valid path */
 482                 } else {
 483                         [o_userSelections setObject:[o_t7_fld_filePath stringValue] forKey:@"trnscdFilePath"];
 484                 }
 485
 486                 /* go to "Summary" */
 487                 [self showSummary];
 488         }
 489 }
 490
 491 - (void)showSummary
 492 {
 493         [o_btn_forward setTitle: _NS("Finish")];
 494         if ([[o_userSelections objectForKey:@"newStrm"] isEqualToString: @"YES"])
 495         {
 496                 [o_t8_fld_inptStream setStringValue:[o_userSelections objectForKey:@"pathToNewStrm"]];
 497         } else {
 498                 [o_t8_fld_inptStream setStringValue:[[o_userSelections objectForKey:@"plItemIndex"] stringValue]];
 499         }
 500         if ([[o_userSelections objectForKey:@"partExtract"] isEqualToString: @"YES"])
 501         {
 502                 [o_t8_fld_partExtract setStringValue: [[[[[_NS("yes") stringByAppendingString:@" - "] stringByAppendingString: _NS("from ")] stringByAppendingString: [o_userSelections objectForKey:@"partExtractFrom"]] stringByAppendingString: _NS(" to ")] stringByAppendingString: [o_userSelections objectForKey:@"partExtractTo"]]];
 503         } else {
 504                 [o_t8_fld_partExtract setStringValue: _NS("no")];
 505         }
 506
 507         if ([[o_userSelections objectForKey:@"trnscdOrStrmg"] isEqualToString:@"strmg"])
 508         {
 509                 /* we are streaming; no transcoding allowed atm */
 510                 [o_t8_fld_saveFileTo setStringValue: @"-"];
 511                 [o_t8_fld_trnscdAudio setStringValue: @"-"];
 512                 [o_t8_fld_trnscdVideo setStringValue: @"-"];
 513                 [o_t8_fld_strmgMthd setStringValue: [o_userSelections objectForKey:@"stmgMhd"]];
 514                 [o_t8_fld_destination setStringValue: [o_userSelections objectForKey:@"stmgDest"]];
 515                 [o_t8_fld_ttl setStringValue: [o_userSelections objectForKey:@"ttl"]];
 516                 if ([[o_userSelections objectForKey:@"sap"] isEqualToString: @"YES"])
 517                 {
 518                         [o_t8_fld_sap setStringValue: [[_NS("yes") stringByAppendingString:@": "] stringByAppendingString:[o_userSelections objectForKey:@"sapText"]]];
 519                 }else{
 520                         [o_t8_fld_sap setStringValue: _NS("no")];
 521                 }
 522         } else {
 523                 /* we are transcoding */
 524                 [o_t8_fld_strmgMthd setStringValue: @"-"];
 525                 [o_t8_fld_destination setStringValue: @"-"];
 526                 [o_t8_fld_ttl setStringValue: @"-"];
 527                 [o_t8_fld_sap setStringValue: @"-"];
 528                 if ([[o_userSelections objectForKey:@"trnscdVideo"] isEqualToString:@"YES"])
 529                 {
 530                         [o_t8_fld_trnscdVideo setStringValue: [[[[[_NS("yes") stringByAppendingString:@": "] stringByAppendingString: [[o_videoCodecs objectAtIndex:[[o_userSelections objectForKey:@"trnscdVideoCodec"] intValue]] objectAtIndex:0]] stringByAppendingString:@" @ "] stringByAppendingString: [o_userSelections objectForKey:@"trnscdVideoBitrate"]] stringByAppendingString:@" kb/s"]];
 531                 }else{
 532                         [o_t8_fld_trnscdVideo setStringValue: _NS("no")];
 533                 }
 534                 if ([[o_userSelections objectForKey:@"trnscdAudio"] isEqualToString:@"YES"])
 535                 {
 536                         [o_t8_fld_trnscdAudio setStringValue: [[[[[_NS("yes") stringByAppendingString:@": "] stringByAppendingString: [[o_audioCodecs objectAtIndex:[[o_userSelections objectForKey:@"trnscdAudioCodec"] intValue]] objectAtIndex:0]] stringByAppendingString:@" @ "] stringByAppendingString: [o_userSelections objectForKey:@"trnscdAudioBitrate"]] stringByAppendingString:@" kb/s"]];
 537                 }else{
 538                         [o_t8_fld_trnscdAudio setStringValue: _NS("no")];
 539                 }
 540                 [o_t8_fld_saveFileTo setStringValue: [o_userSelections objectForKey:@"trnscdFilePath"]];
 541         }
 542         [o_t8_fld_encapFormat setStringValue: [o_userSelections objectForKey:@"encapFormat"]];
 543         [o_tab_pageHolder selectTabViewItemAtIndex:7];
 544 }
 545
 546 - (IBAction)prevTab:(id)sender
 547 {
 548     if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: @"Summary"])
 549         {
 550                 /* check whether we are streaming or transcoding and go back */
 551                 if ([[o_userSelections objectForKey:@"trnscdOrStrmg"] isEqualToString:@"strmg"])
 552                 {
 553                         /* show "Streaming 2" */
 554                         [o_tab_pageHolder selectTabViewItemAtIndex:5];
 555                 }else{
 556                         /* show "Transcode 2" */
 557                         [o_tab_pageHolder selectTabViewItemAtIndex:6];
 558                 }
 559                 /* rename the forward-button */
 560                 [o_btn_forward setTitle: [_NS("Next") stringByAppendingString:@" >"]];
 561         }
 562         else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: @"Transcode 2"])
 563         {
 564                 /* show "Encap" */
 565                 [o_tab_pageHolder selectTabViewItemAtIndex:4];
 566         }
 567         else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: @"Streaming 2"])
 568         {
 569                 /* show "Encap" */
 570                 [o_tab_pageHolder selectTabViewItemAtIndex:4];
 571         }
 572         else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: @"Encap"])
 573         {
 574                 /* check whether we are streaming or transcoding and go back */
 575                 if ([[o_userSelections objectForKey:@"trnscdOrStrmg"] isEqualToString:@"strmg"])
 576                 {
 577                         /* show "Streaming 1" */
 578                         [o_tab_pageHolder selectTabViewItemAtIndex:2];
 579                 }else{
 580                         /* show "Transcode 2" */
 581                         [o_tab_pageHolder selectTabViewItemAtIndex:3];
 582                 }
 583         }
 584         else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: @"Streaming 1"])
 585         {
 586                 /* show "Input" */
 587                 [o_tab_pageHolder selectTabViewItemAtIndex:1];
 588         }
 589         else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: @"Transcode 1"])
 590         {
 591                 /* show "Input" */
 592                 [o_tab_pageHolder selectTabViewItemAtIndex:1];
 593         }
 594         else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: @"Input"])
 595         {
 596                 /* show "Hello" */
 597                 [o_tab_pageHolder selectTabViewItemAtIndex:0];
 598                 /* disable backwards-btn */
 599                 [o_btn_backward setEnabled:NO];
 600         }
 601 }
 602
 603 - (IBAction)t1_mrInfo_streaming:(id)sender
 604 {
 605     /* show a sheet for the help */
 606         /* since NSAlert does not exist on OSX < 10.3, we use our own implementation */
 607         [o_wh_txt_title setStringValue: _NS("Stream to network")];
 608         [o_wh_txt_text setStringValue: _NS("Use this to stream on a network.")];
 609         [NSApp beginSheet: o_wizardhelp_window
 610             modalForWindow: o_wizard_window
 611             modalDelegate: o_wizardhelp_window
 612             didEndSelector: nil
 613             contextInfo: nil];
 614 }
 615
 616 - (IBAction)t1_mrInfo_transcode:(id)sender
 617 {
 618     /* show a sheet for the help */
 619         [o_wh_txt_title setStringValue: _NS("Transcode/Save to file")];
 620         [o_wh_txt_text setStringValue: _NS("Use this to save a stream to a file. You "\
 621                 "have the possibility to reencode the stream. You can save whatever "\
 622                 "VLC can read.\nPlease notice that VLC is not very suited " \
 623                 "for file to file transcoding. You should use its transcoding " \
 624         "features to save network streams, for example.")];
 625         [NSApp beginSheet: o_wizardhelp_window
 626             modalForWindow: o_wizard_window
 627             modalDelegate: o_wizardhelp_window
 628             didEndSelector: nil
 629             contextInfo: nil];
 630 }
 631
 632 - (IBAction)t2_addNewStream:(id)sender
 633 {
 634     NSOpenPanel * openPanel = [NSOpenPanel openPanel];
 635     SEL sel = @selector(t2_getNewStreamFromDialog:returnCode:contextInfo:);
 636     [openPanel beginSheetForDirectory:nil file:nil types:nil modalForWindow:o_wizard_window modalDelegate:self didEndSelector:sel contextInfo:nil];
 637 }
 638
 639 - (void)t2_getNewStreamFromDialog: (NSOpenPanel *)sheet returnCode: (int)returnCode contextInfo: (void *)contextInfo
 640 {
 641     if (returnCode == NSOKButton)
 642     {
 643         [o_t2_fld_pathToNewStrm setStringValue:[sheet filename]];
 644         /* FIXME: store path in a global variable */
 645     }
 646 }
 647
 648 - (IBAction)t2_chooseStreamOrPlst:(id)sender
 649 {
 650     /* enable and disable the respective items depending on user's choice */
 651     NSString *o_mode;
 652     o_mode = [[o_t2_matrix_inputSourceType selectedCell] title];
 653
 654         if( [o_mode isEqualToString: _NS("Select a stream")] )
 655     {
 656                 [o_t2_btn_chooseFile setEnabled:YES];
 657                 [o_t2_fld_pathToNewStrm setEnabled:YES];
 658                 [o_t2_tbl_plst setEnabled:NO];
 659         } else {
 660                 [o_t2_btn_chooseFile setEnabled:NO];
 661                 [o_t2_fld_pathToNewStrm setEnabled:NO];
 662                 [o_t2_tbl_plst setEnabled:YES];
 663         }
 664 }
 665
 666 - (IBAction)t2_enableExtract:(id)sender
 667 {
 668     /* enable/disable the respective items */
 669     if([o_t2_ckb_enblPartExtrct state] == NSOnState)
 670     {
 671         [o_t2_fld_prtExtrctFrom setEnabled:YES];
 672         [o_t2_fld_prtExtrctTo setEnabled:YES];
 673     } else {
 674         [o_t2_fld_prtExtrctFrom setEnabled:NO];
 675         [o_t2_fld_prtExtrctTo setEnabled:NO];
 676                 [o_t2_fld_prtExtrctFrom setStringValue:@""];
 677                 [o_t2_fld_prtExtrctTo setStringValue:@""];
 678     }
 679 }
 680
 681 - (IBAction)t3_addressEntered:(id)sender
 682 {
 683     /* check whether the entered address is valid */
 684 }
 685
 686 - (IBAction)t4_AudCdcChanged:(id)sender
 687 {
 688     /* update codec info */
 689         [o_t4_txt_hintAudio setStringValue:[[o_audioCodecs objectAtIndex:[o_t4_pop_audioCodec indexOfSelectedItem]] objectAtIndex:2]];
 690 }
 691
 692 - (IBAction)t4_enblAudTrnscd:(id)sender
 693 {
 694     /* enable/disable the respective items */
 695     if([o_t4_ckb_audio state] == NSOnState)
 696     {
 697         [o_t4_pop_audioCodec setEnabled:YES];
 698         [o_t4_pop_audioBitrate setEnabled:YES];
 699                 [o_t4_txt_hintAudio setStringValue: _NS("Select your audio codec. "\
 700                 "Click one to get more information.")];
 701     } else {
 702         [o_t4_pop_audioCodec setEnabled:NO];
 703         [o_t4_pop_audioBitrate setEnabled:NO];
 704                 [o_t4_txt_hintAudio setStringValue: _NS("If your stream has audio " \
 705                 "and you want to transcode it, enable this.")];
 706     }
 707 }
 708
 709 - (IBAction)t4_enblVidTrnscd:(id)sender
 710 {
 711     /* enable/disable the respective items */
 712     if([o_t4_ckb_video state] == NSOnState)
 713     {
 714         [o_t4_pop_videoCodec setEnabled:YES];
 715         [o_t4_pop_videoBitrate setEnabled:YES];
 716                 [o_t4_txt_hintVideo setStringValue: _NS("Select your video codec. "\
 717                 "Click one to get more information.")];
 718     } else {
 719         [o_t4_pop_videoCodec setEnabled:NO];
 720         [o_t4_pop_videoBitrate setEnabled:NO];
 721                 [o_t4_txt_hintVideo setStringValue: _NS("If your stream has video " \
 722                 "and you want to transcode it, enable this.")];
 723     }
 724 }
 725
 726 - (IBAction)t4_VidCdcChanged:(id)sender
 727 {
 728     /* update codec info */
 729         [o_t4_txt_hintVideo setStringValue:[[o_videoCodecs objectAtIndex:[o_t4_pop_videoCodec indexOfSelectedItem]] objectAtIndex:2]];
 730 }
 731
 732 - (IBAction)t6_enblSapAnnce:(id)sender
 733 {
 734     /* enable/disable input fld */
 735     if([o_t6_ckb_sap state] == NSOnState)
 736     {
 737         [o_t6_fld_sap setEnabled:YES];
 738     } else {
 739         [o_t6_fld_sap setEnabled:NO];
 740         [o_t6_fld_sap setStringValue:@""];
 741     }
 742 }
 743
 744 - (IBAction)t6_mrInfo_ttl:(id)sender
 745 {
 746     /* show a sheet for the help */
 747         [o_wh_txt_title setStringValue: _NS("Time-To-Live (TTL)")];
 748         [o_wh_txt_text setStringValue: _NS("Define the TTL (Time-To-Live) of the stream. "\
 749                         "This parameter is the maximum number of routers your stream can go "
 750                         "through. If you don't know what it means, or if you want to stream on " \
 751                         "your local network only, leave this setting to 1.")];
 752         [NSApp beginSheet: o_wizardhelp_window
 753             modalForWindow: o_wizard_window
 754             modalDelegate: o_wizardhelp_window
 755             didEndSelector: nil
 756             contextInfo: nil];
 757 }
 758
 759 - (IBAction)t6_mrInfo_sap:(id)sender
 760 {
 761     /* show a sheet for the help */
 762         [o_wh_txt_title setStringValue: _NS("SAP Announce")];
 763         [o_wh_txt_text setStringValue: _NS("When streaming using UDP, you can " \
 764                 "announce your streams using the SAP/SDP announcing protocol. This " \
 765                 "way, the clients won't have to type in the multicast address, it " \
 766                 "will appear in their playlist if they enable the SAP extra interface.\n" \
 767                 "If you want to give a name to your stream, enter it here, " \
 768                 "else, a default name will be used.")];
 769         [NSApp beginSheet: o_wizardhelp_window
 770             modalForWindow: o_wizard_window
 771             modalDelegate: o_wizardhelp_window
 772             didEndSelector: nil
 773             contextInfo: nil];
 774 }
 775
 776 - (IBAction)t7_selectTrnscdDestFile:(id)sender
 777 {
 778     /* provide a save-to-dialogue, so the user can choose a location for his/her new file */
 779     NSSavePanel * savePanel = [NSSavePanel savePanel];
 780     SEL sel = @selector(t7_getTrnscdDestFile:returnCode:contextInfo:);
 781     [savePanel beginSheetForDirectory:nil file:nil modalForWindow:o_wizard_window modalDelegate:self didEndSelector:sel contextInfo:nil];
 782     /* FIXME: insert a suffix in file depending on the chosen encap-format instead of providing file:nil */
 783 }
 784
 785 - (void)t7_getTrnscdDestFile: (NSSavePanel *)sheet returnCode: (int)returnCode contextInfo: (void *)contextInfo
 786 {
 787     if (returnCode == NSOKButton)
 788     {
 789         [o_t7_fld_filePath setStringValue:[sheet filename]];
 790         /* FIXME: add a suffix depending on the chosen encap-format, if needed */
 791     }
 792 }
 793
 794 - (IBAction)wh_closeSheet:(id)sender
 795 {
 796         /* close the help sheet */
 797         [NSApp endSheet:o_wizardhelp_window];
 798         [o_wizardhelp_window close];
 799 }
 800
 801 - (void)dealloc
 802 {
 803         [o_userSelections release];
 804         [o_videoCodecs release];
 805         [o_audioCodecs release];
 806         [super dealloc];
 807 }
 808
 809 @end