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

   1 /*****************************************************************************
   2  * wizard.m: MacOS X Streaming Wizard
   3  *****************************************************************************
   4  * Copyright (C) 2005 the VideoLAN team
   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 partially based upon ../wxwidgets/wizard.cpp and
  27  *         ../wxwidgets/streamdata.h; both written by Clément Stenac.
  28  *****************************************************************************/
  29
  30
  31 /*****************************************************************************
  32  * Preamble
  33  *****************************************************************************/
  34 #import "wizard.h"
  35 #import "intf.h"
  36 #import "network.h"
  37 #import "playlist.h"
  38
  39 /*****************************************************************************
  40  * VLCWizard implementation
  41  *****************************************************************************/
  42
  43 @implementation VLCWizard
  44
  45 static VLCWizard *_o_sharedInstance = nil;
  46
  47 + (VLCWizard *)sharedInstance
  48 {
  49     return _o_sharedInstance ? _o_sharedInstance : [[self alloc] init];
  50 }
  51
  52 - (id)init
  53 {
  54     if (_o_sharedInstance) {
  55         [self dealloc];
  56     } else {
  57         _o_sharedInstance = [super init];
  58     }
  59
  60     return _o_sharedInstance;
  61 }
  62
  63 - (void)dealloc
  64 {
  65     [o_userSelections release];
  66     [o_videoCodecs release];
  67     [o_audioCodecs release];
  68     [o_encapFormats release];
  69     [super dealloc];
  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", \
  83         @"128", @"64", @"32", @"16", nil ];
  84     [o_t4_pop_audioBitrate removeAllItems];
  85     [o_t4_pop_audioBitrate addItemsWithTitles: audioBitratesArray];
  86     [o_t4_pop_audioBitrate selectItemWithTitle: @"192"];
  87
  88     /* add video-bitrates for transcoding */
  89     NSArray * videoBitratesArray;
  90     videoBitratesArray = [NSArray arrayWithObjects: @"3072", @"2048", @"1024", \
  91         @"768", @"512", @"256", @"192", @"128", @"64", @"32", @"16", nil ];
  92     [o_t4_pop_videoBitrate removeAllItems];
  93     [o_t4_pop_videoBitrate addItemsWithTitles: videoBitratesArray];
  94     [o_t4_pop_videoBitrate selectItemWithTitle: @"1024"];
  95
  96     /* fill 2 global arrays with arrays containing all codec-related information
  97      * - one array per codec named by its short name to define the encap-compability,
  98      *     cmd-names, real names, more info in the order: realName, shortName,
  99      *     moreInfo, encaps */
 100     NSArray * o_mp1v;
 101     NSArray * o_mp2v;
 102     NSArray * o_mp4v;
 103     NSArray * o_div1;
 104     NSArray * o_div2;
 105     NSArray * o_div3;
 106     NSArray * o_h263;
 107     NSArray * o_h264;
 108     NSArray * o_wmv1;
 109     NSArray * o_wmv2;
 110     NSArray * o_mjpg;
 111     NSArray * o_theo;
 112     NSArray * o_dummyVid;
 113     o_mp1v = [NSArray arrayWithObjects: @"MPEG-1 Video", @"mp1v", \
 114         _NS("MPEG-1 Video codec (usable with MPEG PS, MPEG TS, MPEG1, OGG " \
 115         "and RAW)"), @"MUX_PS", @"MUX_TS", @"MUX_MPEG", @"MUX_OGG", @"MUX_RAW", \
 116         @"NO", @"NO", @"NO", @"NO", nil];
 117     o_mp2v = [NSArray arrayWithObjects: @"MPEG-2 Video", @"mp2v", \
 118         _NS("MPEG-2 Video codec (usable with MPEG PS, MPEG TS, MPEG1, OGG " \
 119         "and RAW)"), @"MUX_PS", @"MUX_TS", @"MUX_MPEG", @"MUX_OGG", @"MUX_RAW", \
 120         @"NO", @"NO", @"NO", @"NO", nil];
 121     o_mp4v = [NSArray arrayWithObjects: @"MPEG-4 Video", @"mp4v", \
 122         _NS("MPEG-4 Video codec (useable with MPEG PS, MPEG TS, MPEG1, ASF, " \
 123         "MP4, OGG and RAW)"), @"MUX_PS", @"MUX_TS", @"MUX_MPEG", @"MUX_ASF", \
 124         @"MUX_MP4", @"MUX_OGG", @"MUX_RAW", @"NO", @"NO", nil];
 125     o_div1 = [NSArray arrayWithObjects: @"DIVX 1", @"DIV1", \
 126         _NS("DivX first version (useable with MPEG TS, MPEG1, ASF and OGG)"), \
 127         @"MUX_TS", @"MUX_MPEG", @"MUX_ASF", @"MUX_OGG", @"NO", @"NO", @"NO", \
 128         @"NO", @"NO", nil];
 129     o_div2 = [NSArray arrayWithObjects: @"DIVX 2", @"DIV2", \
 130         _NS("DivX second version (useable with MPEG TS, MPEG1, ASF and OGG)"), \
 131         @"MUX_TS", @"MUX_MPEG", @"MUX_ASF", @"MUX_OGG", @"NO", @"NO", @"NO", \
 132         @"NO", @"NO", nil];
 133     o_div3 = [NSArray arrayWithObjects: @"DIVX 3", @"DIV3", \
 134         _NS("DivX third version (useable with MPEG TS, MPEG1, ASF and OGG)"), \
 135         @"MUX_TS", @"MUX_MPEG", @"MUX_ASF", @"MUX_OGG", @"NO", @"NO", @"NO", \
 136         @"NO", @"NO", nil];
 137     o_h263 = [NSArray arrayWithObjects: @"H.263", @"H263", \
 138         _NS("H263 is a video codec optimized for videoconference " \
 139         "(low rates, useable with MPEG TS)"), @"MUX_TS", @"NO", @"NO", @"NO", \
 140         @"NO", @"NO", @"NO", @"NO", @"NO", nil];
 141     o_h264 = [NSArray arrayWithObjects: @"H.264", @"H264", \
 142         _NS("H264 is a new video codec (useable with MPEG TS and MP4)"), \
 143         @"MUX_TS", @"MUX_MP4", @"NO", @"NO", @"NO", @"NO", @"NO", @"NO", \
 144         @"NO", nil];
 145     o_wmv1 = [NSArray arrayWithObjects: @"WMV 1", @"WMV1", \
 146         _NS("WMV (Windows Media Video) 1 (useable with MPEG TS, MPEG1, ASF and " \
 147         "OGG)"), @"MUX_TS", @"MUX_MPEG", @"MUX_ASF", @"MUX_OGG", @"NO", @"NO", \
 148         @"NO", @"NO", @"NO", nil];
 149     o_wmv2 = [NSArray arrayWithObjects: @"WMV 2", @"WMV2", \
 150         _NS("WMV (Windows Media Video) 2 (useable with MPEG TS, MPEG1, ASF and " \
 151         "OGG)"), @"MUX_TS", @"MUX_MPEG", @"MUX_ASF", @"MUX_OGG", @"NO", @"NO", \
 152         @"NO", @"NO", @"NO", nil];
 153     o_mjpg = [NSArray arrayWithObjects: @"MJPEG", @"MJPG", \
 154         _NS("MJPEG consists of a series of JPEG pictures (useable with MPEG TS," \
 155         " MPEG1, ASF and OGG)"), @"MUX_TS", @"MUX_MPEG", @"MUX_ASF", @"MUX_OGG", \
 156         @"NO", @"NO", @"NO", @"NO", @"NO", nil];
 157     o_theo = [NSArray arrayWithObjects: @"Theora", @"theo", \
 158         _NS("Theora is a free general-purpose codec (useable with MPEG TS)"), \
 159         @"MUX_TS", @"NO", @"NO", @"NO", @"NO", @"NO", @"NO", @"NO", @"NO", nil];
 160     o_dummyVid = [NSArray arrayWithObjects: @"Dummy", @"dummy", \
 161         _NS("Dummy codec (do not transcode, useable with all encapsulation " \
 162         "formats)"), @"MUX_PS", @"MUX_TS", @"MUX_MPEG", @"MUX_ASF", @"MUX_MP4", \
 163         @"MUX_OGG", @"MUX_WAV", @"MUX_RAW", @"MUX_MOV", nil];
 164     o_videoCodecs = [[NSArray alloc] initWithObjects: o_mp1v, o_mp2v, o_mp4v, \
 165         o_div1, o_div2, o_div3, o_h263, o_h264, o_wmv1, o_wmv2, o_mjpg, o_theo, \
 166         o_dummyVid, nil];
 167
 168
 169     NSArray * o_mpga;
 170     NSArray * o_mp3;
 171     NSArray * o_mp4a;
 172     NSArray * o_a52;
 173     NSArray * o_vorb;
 174     NSArray * o_flac;
 175     NSArray * o_spx;
 176     NSArray * o_s16l;
 177     NSArray * o_fl32;
 178     NSArray * o_dummyAud;
 179     o_mpga = [NSArray arrayWithObjects: @"MPEG Audio", @"mpga", \
 180         _NS("The standard MPEG audio (1/2) format (useable with MPEG PS, MPEG TS, " \
 181         "MPEG1, ASF, OGG and RAW)"), @"MUX_PS", @"MUX_TS", @"MUX_MPEG", \
 182         @"MUX_ASF", @"MUX_OGG", @"MUX_RAW", @"-1", @"-1", @"-1", nil];
 183     o_mp3 = [NSArray arrayWithObjects: @"MP3", @"mp3", \
 184         _NS("MPEG Audio Layer 3 (useable with MPEG PS, MPEG TS, MPEG1, ASF, OGG " \
 185         "and RAW)"), @"MUX_PS", @"MUX_TS", @"MUX_MPEG", @"MUX_ASF", @"MUX_OGG", \
 186         @"MUX_RAW", @"-1", @"-1", @"-1", nil];
 187     o_mp4a = [NSArray arrayWithObjects: @"MPEG 4 Audio", @"mp4a", \
 188         _NS("Audio format for MPEG4 (useable with MPEG TS and MPEG4)"), @"MUX_TS", \
 189         @"MUX_MP4", @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", nil];
 190     o_a52 = [NSArray arrayWithObjects: @"A/52", @"a52",
 191         _NS("DVD audio format (useable with MPEG PS, MPEG TS, MPEG1, ASF, OGG " \
 192         "and RAW)"), @"MUX_PS", @"MUX_TS", @"MUX_MPEG", @"MUX_ASF", @"MUX_OGG", \
 193         @"MUX_RAW", @"-1", @"-1", @"-1", nil];
 194     o_vorb = [NSArray arrayWithObjects: @"Vorbis", @"vorb", \
 195         _NS("Vorbis is a free audio codec (useable with OGG)"), @"MUX_OGG", \
 196         @"-1",  @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", nil];
 197     o_flac = [NSArray arrayWithObjects: @"FLAC", @"flac", \
 198         _NS("FLAC is a lossless audio codec (useable with OGG and RAW)"), \
 199         @"MUX_OGG", @"MUX_RAW", @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", \
 200         @"-1", nil];
 201     o_spx = [NSArray arrayWithObjects: @"Speex", @"spx", \
 202         _NS("A free audio codec dedicated to compression of voice (useable " \
 203         "with OGG"), @"MUX_OGG", @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", \
 204         @"-1", @"-1", nil];
 205     o_s16l = [NSArray arrayWithObjects: @"Uncompressed, integer", @"s16l", \
 206         _NS("Uncompressed audio samples (useable with WAV)"), @"MUX_WAV", \
 207         @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", nil];
 208     o_fl32 = [NSArray arrayWithObjects: @"Uncompressed, floating", @"fl32", \
 209         _NS("Uncompressed audio samples (useable with WAV)"), @"MUX_WAV", \
 210         @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", @"-1", nil];
 211     o_dummyAud = [NSArray arrayWithObjects: @"Dummy", @"dummy", \
 212         _NS("Dummy codec (do not transcode, useable with all encapsulation " \
 213         "formats)"), @"MUX_PS", @"MUX_TS", @"MUX_MPEG", @"MUX_ASF", @"MUX_MP4", \
 214         @"MUX_OGG", @"MUX_RAW", @"MUX_MOV", @"MUX_WAV", nil];
 215     o_audioCodecs = [[NSArray alloc] initWithObjects: o_mpga, o_mp3, o_mp4a, \
 216         o_a52, o_vorb, o_flac, o_spx, o_s16l, o_fl32, o_dummyAud, nil];
 217
 218
 219     /* fill another global array with all information about the encap-formats
 220      * note that the order of the formats inside the g. array is the same as on
 221      * the encap-tab */
 222     NSArray * o_ps;
 223     NSArray * o_ts;
 224     NSArray * o_mpeg;
 225     NSArray * o_ogg;
 226     NSArray * o_raw;
 227     NSArray * o_asf;
 228     NSArray * o_avi;
 229     NSArray * o_mp4;
 230     NSArray * o_mov;
 231     NSArray * o_wav;
 232     NSArray * o_asfh;
 233     o_ps = [NSArray arrayWithObjects: @"ps", @"MPEG PS", \
 234         _NS("MPEG Program Stream"), nil];
 235     o_ts = [NSArray arrayWithObjects: @"ts", @"MPEG TS", \
 236         _NS("MPEG Transport Stream"), nil];
 237     o_mpeg = [NSArray arrayWithObjects: @"ps", @"MPEG 1", \
 238         _NS("MPEG 1 Format"), nil];
 239     o_ogg = [NSArray arrayWithObjects: @"ogg", @"OGG", @"OGG", nil];
 240     o_raw = [NSArray arrayWithObjects: @"raw", @"RAW", @"RAW", nil];
 241     o_asf = [NSArray arrayWithObjects: @"asf", @"ASF", @"ASF", nil];
 242     o_avi = [NSArray arrayWithObjects: @"avi", @"AVI", @"AVI", nil];
 243     o_mp4 = [NSArray arrayWithObjects: @"mp4", @"MP4", @"MPEG4", nil];
 244     o_mov = [NSArray arrayWithObjects: @"mov", @"MOV", @"MOV", nil];
 245     o_wav = [NSArray arrayWithObjects: @"wav", @"WAV", @"WAV", nil];
 246     o_asfh = [NSArray arrayWithObjects: @"asfh", @"ASFH", @"ASFH", nil];
 247     o_encapFormats = [[NSArray alloc] initWithObjects: o_ps, o_ts, o_mpeg, \
 248         o_ogg, o_raw, o_asf, o_avi, o_mp4, o_mov, o_wav, o_asfh, nil];
 249
 250     /* yet another array on streaming methods including help texts */
 251     NSArray * o_http;
 252     NSArray * o_mms;
 253     NSArray * o_udp_uni;
 254     NSArray * o_udp_multi;
 255     o_http = [NSArray arrayWithObjects: @"http", @"HTTP", _NS("Enter the local " \
 256         "addresses you want to listen to. Do not enter anything if you want to " \
 257         "listen to all adresses or if you don't understand. This is generally " \
 258         "the best thing to do. Other computers can then access the stream at " \
 259         "http://yourip:8080 by default.") , _NS("Use this to stream to several " \
 260         "computers. This method is less efficient, as the server needs to send " \
 261         "the stream several times."), nil];
 262     o_mms = [NSArray arrayWithObjects: @"mmsh", @"MMS", _NS("Enter the local " \
 263         "addresses you want to listen to. Do not enter anything if you want to " \
 264         "listen to all adresses or if you don't understand. This is generally " \
 265         "the best thing to do. Other computers can then access the stream at " \
 266         "mms://yourip:8080 by default."), _NS("Use this to stream to several " \
 267         "computers using the Microsoft MMS protocol. This protocol is used as " \
 268         "transport method by many Microsoft's softwares. Note that only a " \
 269         "small part of the MMS protocol is supported (MMS encapsulated in " \
 270         "HTTP)." ), nil];
 271     o_udp_uni = [NSArray arrayWithObjects: @"udp", @"UDP-Unicast", _NS("Enter " \
 272         "the address of the computer to stream to."), _NS("Use this to stream " \
 273         "to a single computer."), nil];
 274     o_udp_multi = [NSArray arrayWithObjects: @"udp", @"UDP-Multicast", _NS("Enter " \
 275         "the multicast address to stream to in this field. This must be an IP " \
 276         "address between 224.0.0.0 and 239.255.255.255. For a private use, " \
 277         "enter an address beginning with 239.255."), _NS("Use this to stream " \
 278         "to a dynamic group of computers on a multicast-enabled network. This " \
 279         "is the most efficient method to stream to several computers, but it " \
 280         "does not work over Internet."), nil];
 281     o_strmgMthds = [[NSArray alloc] initWithObjects: o_http, o_mms, \
 282         o_udp_uni, o_udp_multi, nil];
 283 }
 284
 285 - (void)showWizard
 286 {
 287     /* just present the window to the user */
 288     [o_tab_pageHolder selectFirstTabViewItem:self];
 289
 290     [o_wizard_window center];
 291     [o_wizard_window displayIfNeeded];
 292     [o_wizard_window makeKeyAndOrderFront:nil];
 293 }
 294
 295 - (void)resetWizard
 296 {
 297     /* reset the wizard-window to its default values */
 298
 299     [o_userSelections removeAllObjects];
 300     [o_t1_matrix_strmgOrTrnscd selectCellAtRow:0 column:0];
 301     [[o_t1_matrix_strmgOrTrnscd cellAtRow:1 column:0] setState: NSOffState];
 302     [o_btn_forward setTitle: _NS("Next")];
 303
 304     /* "Input" */
 305     [o_t2_fld_pathToNewStrm setStringValue: @""];
 306     [o_t2_ckb_enblPartExtrct setState: NSOffState];
 307     [self t2_enableExtract:nil];
 308     [o_t2_matrix_inputSourceType selectCellAtRow:0 column:0];
 309     [[o_t2_matrix_inputSourceType cellAtRow:1 column:0] setState: NSOffState];
 310     [o_t2_fld_pathToNewStrm setEnabled:YES];
 311     [o_t2_btn_chooseFile setEnabled:YES];
 312     [o_t2_tbl_plst setEnabled:NO];
 313
 314     /* "Streaming 1" */
 315     [o_t3_fld_address setStringValue: @""];
 316     [o_t3_matrix_stmgMhd selectCellAtRow:0 column:0];
 317     [[o_t3_matrix_stmgMhd cellAtRow:0 column:1] setState: NSOffState];
 318     [[o_t3_matrix_stmgMhd cellAtRow:1 column:1] setState: NSOffState];
 319     [[o_t3_matrix_stmgMhd cellAtRow:1 column:2] setState: NSOffState];
 320
 321     /* "Transcode 1" */
 322     [o_t4_ckb_audio setState: NSOffState];
 323     [o_t4_ckb_video setState: NSOffState];
 324     [self t4_enblVidTrnscd:nil];
 325     [self t4_enblAudTrnscd:nil];
 326
 327     /* "Streaming 2" */
 328     [o_t6_fld_ttl setStringValue: @"1"];
 329     [o_t6_ckb_sap setState: NSOffState];
 330     [self t6_enblSapAnnce:nil];
 331
 332     /* "Transcode 2" */
 333     [o_t7_fld_filePath setStringValue: @""];
 334 }
 335
 336 - (void)initStrings
 337 {
 338     /* localise all strings to the users lang */
 339     /* method is called from intf.m (in method showWizard) */
 340
 341     /* general items */
 342     [o_btn_backward setTitle: _NS("Back")];
 343     [o_btn_cancel setTitle: _NS("Cancel")];
 344     [o_btn_forward setTitle: _NS("Next")];
 345     [o_wizard_window setTitle: _NS("Streaming/Transcoding Wizard")];
 346
 347     /* page one ("Hello") */
 348     [o_t1_txt_title setStringValue: _NS("Streaming/Transcoding Wizard")];
 349     [o_t1_txt_text setStringValue: _NS("This wizard helps you to stream, " \
 350         "transcode or save a stream.")];
 351     [o_t1_btn_mrInfo_strmg setTitle: _NS("More Info")];
 352     [o_t1_btn_mrInfo_trnscd setTitle: _NS("More Info")];
 353     [o_t1_txt_notice setStringValue: _NS("This wizard only gives access to " \
 354         "a small subset of VLC's streaming and transcoding capabilities. " \
 355         "Use the Open and Stream Output dialogs to get all of them.")];
 356     [[o_t1_matrix_strmgOrTrnscd cellAtRow:0 column:0] setTitle: _NS("Stream " \
 357         "to network")];
 358     [[o_t1_matrix_strmgOrTrnscd cellAtRow:1 column:0] setTitle: _NS("" \
 359         "Transcode/Save to file")];
 360
 361     /* page two ("Input") */
 362     [o_t2_title setStringValue: _NS("Choose input")];
 363     [o_t2_text setStringValue: _NS("Choose here your input stream.")];
 364     [[o_t2_matrix_inputSourceType cellAtRow:0 column:0] setTitle:  \
 365         _NS("Select a stream")];
 366     [[o_t2_matrix_inputSourceType cellAtRow:1 column:0] setTitle: \
 367         _NS("Existing playlist item")];
 368     [o_t2_btn_chooseFile setTitle: _NS("Choose...")];
 369     [[[o_t2_tbl_plst tableColumnWithIdentifier:@"1"] headerCell] \
 370         setStringValue: _NS("Title")];
 371     [[[o_t2_tbl_plst tableColumnWithIdentifier:@"2"] headerCell] \
 372         setStringValue: _NS("Author")];
 373     [o_t2_box_prtExtrct setTitle: _NS("Partial Extract")];
 374     [o_t2_ckb_enblPartExtrct setTitle: _NS("Enable")];
 375     [o_t2_ckb_enblPartExtrct setToolTip: _NS("Use this to read only a part of " \
 376         "the stream. You must be able to control the incoming stream " \
 377         "(for example, a file or a disc, but not an UDP network stream.)\n" \
 378         "Enter the starting and ending times (in seconds).")];
 379     [o_t2_txt_prtExtrctFrom setStringValue: _NS("From")];
 380     [o_t2_txt_prtExtrctTo setStringValue: _NS("To")];
 381
 382     /* page three ("Streaming 1") */
 383     [o_t3_txt_title setStringValue: _NS("Streaming")];
 384     [o_t3_txt_text setStringValue: _NS("In this page, you will select how " \
 385         "your input stream will be sent.")];
 386     [o_t3_box_dest setTitle: _NS("Destination")];
 387     [o_t3_box_strmgMthd setTitle: _NS("Streaming method")];
 388     [o_t3_txt_destInfo setStringValue: _NS("Enter the address of the computer " \
 389         "to stream to.")];
 390     [[o_t3_matrix_stmgMhd cellAtRow:0 column:0] setTitle: _NS("UDP Unicast")];
 391     [[o_t3_matrix_stmgMhd cellAtRow:0 column:1] setTitle: _NS("UDP Multicast")];
 392     [o_t3_txt_strgMthdInfo setStringValue: _NS("Use this to stream to a single " \
 393         "computer.")];
 394
 395     /* page four ("Transcode 1") */
 396     [o_t4_title setStringValue: _NS("Transcode")];
 397     [o_t4_text setStringValue: _NS("If you want to change the compression " \
 398         "format of the audio or video tracks, fill in this page. (If you only " \
 399         "want to change the container format, proceed to next page.)")];
 400     [o_t4_box_audio setTitle: _NS("Audio")];
 401     [o_t4_box_video setTitle: _NS("Video")];
 402     [o_t4_ckb_audio setTitle: _NS("Transcode audio")];
 403     [o_t4_ckb_video setTitle: _NS("Transcode video")];
 404     [o_t4_txt_videoBitrate setStringValue: _NS("Bitrate (kb/s)")];
 405     [o_t4_txt_videoCodec setStringValue: _NS("Codec")];
 406     [o_t4_txt_hintAudio setStringValue: _NS("If your stream has audio and you " \
 407         "want to transcode it, enable this.")];
 408     [o_t4_txt_hintVideo setStringValue: _NS("If your stream has video and you " \
 409         "want to transcode it, enable this.")];
 410
 411     /* page five ("Encap") */
 412     [o_t5_title setStringValue: _NS("Encapsulation format")];
 413     [o_t5_text setStringValue: _NS("In this page, you will select how the " \
 414         "stream will be encapsulated. Depending on the choices you made, all " \
 415                      "formats won't be available.")];
 416
 417     /* page six ("Streaming 2") */
 418     [o_t6_title setStringValue: _NS("Additional streaming options")];
 419     [o_t6_text setStringValue: _NS("In this page, you will define a few " \
 420                               "additional parameters for your stream.")];
 421     [o_t6_txt_ttl setStringValue: _NS("Time-To-Live (TTL)")];
 422     [o_t6_btn_mrInfo_ttl setTitle: _NS("More Info")];
 423     [o_t6_ckb_sap setTitle: _NS("SAP Announce")];
 424     [o_t6_btn_mrInfo_sap setTitle: _NS("More Info")];
 425
 426     /* page seven ("Transcode 2") */
 427     [o_t7_title setStringValue: _NS("Additional transcode options")];
 428     [o_t7_text setStringValue: _NS("In this page, you will define a few " \
 429                               "additionnal parameters for your transcoding.")];
 430     [o_t7_txt_saveFileTo setStringValue: _NS("Select the file to save to")];
 431     [o_t7_btn_chooseFile setTitle: _NS("Choose...")];
 432
 433     /* page eight ("Summary") */
 434     [o_t8_txt_text setStringValue: _NS("This page lists all your selections. " \
 435         "Click \"Finish\" to start your streaming or transcoding.")];
 436     [o_t8_txt_title setStringValue: _NS("Summary")];
 437     [o_t8_txt_destination setStringValue: [_NS("Destination") \
 438         stringByAppendingString: @":"]];
 439     [o_t8_txt_encapFormat setStringValue: [_NS("Encap. format") \
 440         stringByAppendingString: @":"]];
 441     [o_t8_txt_inputStream setStringValue: [_NS("Input stream") \
 442         stringByAppendingString: @":"]];
 443     [o_t8_txt_partExtract setStringValue: [_NS("Partial Extract") \
 444         stringByAppendingString: @":"]];
 445     [o_t8_txt_sap setStringValue: [_NS("SAP Announce") \
 446         stringByAppendingString: @":"]];
 447     [o_t8_txt_saveFileTo setStringValue: [_NS("Save file to") \
 448         stringByAppendingString: @":"]];
 449     [o_t8_txt_strmgMthd setStringValue: [_NS("Streaming method") \
 450         stringByAppendingString: @":"]];
 451     [o_t8_txt_trnscdAudio setStringValue: [_NS("Transcode audio") \
 452         stringByAppendingString: @":"]];
 453     [o_t8_txt_trnscdVideo setStringValue: [_NS("Transcode video") \
 454         stringByAppendingString: @":"]];
 455
 456     /* wizard help window */
 457     [o_wh_btn_okay setTitle: _NS("OK")];
 458 }
 459
 460 - (void)initWithExtractValuesFrom: (NSString *)from to: (NSString *)to \
 461     ofItem: (NSString *)item
 462 {
 463     [self resetWizard];
 464     msg_Dbg(VLCIntf, "wizard was reseted");
 465     [o_userSelections setObject:@"trnscd" forKey:@"trnscdOrStrmg"];
 466     [o_btn_backward setEnabled:YES];
 467     [o_tab_pageHolder selectTabViewItemAtIndex:1];
 468     [o_t2_fld_prtExtrctFrom setStringValue: from];
 469     [o_t2_fld_prtExtrctTo setStringValue: to];
 470     [o_t2_fld_pathToNewStrm setStringValue: item];
 471     [o_t1_matrix_strmgOrTrnscd selectCellAtRow:1 column:0];
 472     [[o_t1_matrix_strmgOrTrnscd cellAtRow:0 column:0] setState: NSOffState];
 473     [o_t2_ckb_enblPartExtrct setState: NSOnState];
 474     [self t2_enableExtract: nil];
 475     msg_Dbg(VLCIntf, "wizard interface is set");
 476
 477     [o_wizard_window center];
 478     [o_wizard_window display];
 479     [o_wizard_window makeKeyAndOrderFront:nil];
 480     msg_Dbg(VLCIntf, "wizard window displayed");
 481 }
 482
 483 - (IBAction)cancelRun:(id)sender
 484 {
 485     [o_wizard_window close];
 486 }
 487
 488 - (id)getPlaylistWizard
 489 {
 490     return o_playlist_wizard;
 491 }
 492
 493 - (IBAction)nextTab:(id)sender
 494 {
 495     if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: @"Hello"])
 496     {
 497         /* check whether the user wants to stream or just to transcode;
 498          * store information for later usage */
 499         NSString *o_mode;
 500         o_mode = [[o_t1_matrix_strmgOrTrnscd selectedCell] title];
 501         if( [o_mode isEqualToString: _NS("Stream to network")] )
 502         {
 503             [o_userSelections setObject:@"strmg" forKey:@"trnscdOrStrmg"];
 504         }else{
 505             [o_userSelections setObject:@"trnscd" forKey:@"trnscdOrStrmg"];
 506         }
 507         [o_btn_backward setEnabled:YES];
 508         [o_tab_pageHolder selectTabViewItemAtIndex:1];
 509
 510         /* Fill the playlist with current playlist items */
 511         [o_playlist_wizard reloadOutlineView];
 512
 513     }
 514     else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: @"Input"])
 515     {
 516         /* check whether partialExtract is enabled and store the values, if needed */
 517         if ([o_t2_ckb_enblPartExtrct state] == NSOnState)
 518         {
 519             [o_userSelections setObject:@"YES" forKey:@"partExtract"];
 520             [o_userSelections setObject:[o_t2_fld_prtExtrctFrom stringValue] \
 521                 forKey:@"partExtractFrom"];
 522             [o_userSelections setObject:[o_t2_fld_prtExtrctTo stringValue] \
 523                 forKey:@"partExtractTo"];
 524         }else{
 525             [o_userSelections setObject:@"NO" forKey:@"partExtract"];
 526         }
 527
 528         /* check whether we use an existing pl-item or add an new one;
 529          * store the path or the index and set a flag.
 530          * complain to the user if s/he didn't provide a path */
 531         NSString *o_mode;
 532         BOOL stop;
 533         stop = NO;
 534         o_mode = [[o_t2_matrix_inputSourceType selectedCell] title];
 535         if( [o_mode isEqualToString: _NS("Select a stream")] )
 536         {
 537             [o_userSelections setObject:@"YES" forKey:@"newStrm"];
 538             if ([[o_t2_fld_pathToNewStrm stringValue] isEqualToString: @""])
 539             {
 540                 /* set a flag that no file is selected */
 541                 stop = YES;
 542             }
 543             else
 544             {
 545                 [o_userSelections setObject:[o_t2_fld_pathToNewStrm stringValue] \
 546                     forKey:@"pathToStrm"];
 547             }
 548         }
 549         else
 550         {
 551             if ([o_t2_tbl_plst selectedRow] != -1)
 552             {
 553                 playlist_item_t *p_item =
 554                                     [o_playlist_wizard selectedPlaylistItem];
 555                 if( p_item->i_children <= 0 )
 556                 {
 557                     [o_userSelections setObject: [NSString stringWithFormat:
 558                         @"%s", p_item->input.psz_uri] forKey:@"pathToStrm"];
 559                 }
 560                 else
 561                 stop = YES;
 562             } else {
 563                 /* set a flag that no item is selected */
 564                 stop = YES;
 565             }
 566         }
 567
 568         /* show either "Streaming 1" or "Transcode 1" to the user */
 569         if (stop == NO)
 570         {
 571             if ([[o_userSelections objectForKey:@"trnscdOrStrmg"] \
 572                 isEqualToString:@"strmg"])
 573             {
 574                 /* we are streaming */
 575                 [o_tab_pageHolder selectTabViewItemAtIndex:2];
 576             }else{
 577                 /* we are just transcoding */
 578
 579                 /* rebuild the menues for the codec-selections */
 580                 [self rebuildCodecMenus];
 581
 582                 [o_tab_pageHolder selectTabViewItemAtIndex:3];
 583             }
 584         } else {
 585             /* show a sheet that the user didn't select a file */
 586             NSBeginInformationalAlertSheet(_NS("No input selected"), \
 587                 _NS("OK"), @"", @"", o_wizard_window, nil, nil, nil, nil, \
 588                 _NS("You selected neither a new stream nor a valid playlist " \
 589                 "item. VLC is unable to guess, which input you want use. "\
 590                 "\n\n Choose one before going to the next page."));
 591         }
 592     }
 593     else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: \
 594         @"Streaming 1"])
 595     {
 596         /* rebuild the menues for the codec-selections */
 597         [self rebuildCodecMenus];
 598
 599         /* check which streaming method is selected and store it */
 600         NSString *o_mode;
 601         o_mode = [[o_t3_matrix_stmgMhd selectedCell] title];
 602         if( [o_mode isEqualToString: @"HTTP"] )
 603         {
 604             [o_userSelections setObject:@"0" forKey:@"stmgMhd"];
 605
 606             /* disable all codecs which don't support MPEG PS, MPEG TS, MPEG 1,
 607              * OGG, RAW or ASF */
 608             [o_t4_pop_audioCodec removeItemWithTitle:@"Uncompressed, integer"];
 609             [o_t4_pop_audioCodec removeItemWithTitle:@"Uncompressed, floating"];
 610
 611         } else if ([o_mode isEqualToString: @"MMS"])
 612         {
 613             [o_userSelections setObject:@"1" forKey:@"stmgMhd"];
 614
 615             /* disable all codecs which don't support ASF / ASFH */
 616             [o_t4_pop_audioCodec removeItemWithTitle:@"MPEG 4 Audio"];
 617             [o_t4_pop_audioCodec removeItemWithTitle:@"Vorbis"];
 618             [o_t4_pop_audioCodec removeItemWithTitle:@"FLAC"];
 619             [o_t4_pop_audioCodec removeItemWithTitle:@"Speex"];
 620             [o_t4_pop_audioCodec removeItemWithTitle:@"Uncompressed, integer"];
 621             [o_t4_pop_audioCodec removeItemWithTitle:@"Uncompressed, floating"];
 622
 623             [o_t4_pop_videoCodec removeItemWithTitle:@"MPEG-1 Video"];
 624             [o_t4_pop_videoCodec removeItemWithTitle:@"MPEG-2 Video"];
 625             [o_t4_pop_videoCodec removeItemWithTitle:@"H.263"];
 626             [o_t4_pop_videoCodec removeItemWithTitle:@"H.264"];
 627             [o_t4_pop_videoCodec removeItemWithTitle:@"MJPEG"];
 628             [o_t4_pop_videoCodec removeItemWithTitle:@"Theora"];
 629         } else {
 630             if( [o_mode isEqualToString: _NS("UDP Unicast")] )
 631             {
 632                 [o_userSelections setObject:@"2" forKey:@"stmgMhd"];
 633             } else {
 634                 [o_userSelections setObject:@"3" forKey:@"stmgMhd"];
 635             }
 636
 637             /* disable all codecs which don't support MPEG-TS */
 638             [o_t4_pop_audioCodec removeItemWithTitle:@"Vorbis"];
 639             [o_t4_pop_audioCodec removeItemWithTitle:@"FLAC"];
 640             [o_t4_pop_audioCodec removeItemWithTitle:@"Speex"];
 641             [o_t4_pop_audioCodec removeItemWithTitle:@"Uncompressed, integer"];
 642             [o_t4_pop_audioCodec removeItemWithTitle:@"Uncompressed, floating"];
 643         }
 644
 645         /* store the destination and check whether is it empty */
 646         if([[o_userSelections objectForKey:@"stmgMhd"] intValue] >=2 )
 647         {
 648            /* empty field is valid for HTTP and MMS */
 649             if( [[o_t3_fld_address stringValue] isEqualToString: @""] )
 650             {
 651                 /* complain to the user that "" is no valid dest. */
 652                 NSBeginInformationalAlertSheet(_NS("No valid destination"), \
 653                     _NS("OK"), @"", @"", o_wizard_window, nil, nil, nil, nil, \
 654                     _NS("You need to enter a valid destination you want to "\
 655                     "stream to. Enter either a Unicast-IP or a Multicast-IP." \
 656                     "\n\n If you don't know what this means, have a look at " \
 657                     "the VLC Streaming HOWTO and the help texts in this " \
 658                     "window."));
 659             } else {
 660                 /* FIXME: check whether the entered IP is really valid */
 661                 [o_userSelections setObject:[o_t3_fld_address stringValue] \
 662                     forKey:@"stmgDest"];
 663                 /* let's go to the transcode-1-tab */
 664                 [o_tab_pageHolder selectTabViewItemAtIndex:3];
 665             }
 666         } else {
 667             [o_userSelections setObject:[o_t3_fld_address stringValue] \
 668                 forKey:@"stmgDest"];
 669             /* let's go to the transcode-1-tab */
 670             [o_tab_pageHolder selectTabViewItemAtIndex:3];
 671         }
 672     }
 673     else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: \
 674         @"Transcode 1"])
 675     {
 676         /* check whether the user wants to transcode the video-track and store
 677          * the related options */
 678         if ([o_t4_ckb_video state] == NSOnState)
 679         {
 680             NSNumber * theNum;
 681             theNum = [NSNumber numberWithInt:[o_t4_pop_videoCodec indexOfSelectedItem]];
 682             [o_userSelections setObject:@"YES" forKey:@"trnscdVideo"];
 683             [o_userSelections setObject:[o_t4_pop_videoBitrate titleOfSelectedItem] \
 684                 forKey:@"trnscdVideoBitrate"];
 685             [o_userSelections setObject:theNum forKey:@"trnscdVideoCodec"];
 686         } else {
 687             [o_userSelections setObject:@"NO" forKey:@"trnscdVideo"];
 688         }
 689
 690         /* check whether the user wants to transcode the audio-track and store
 691          * the related options */
 692         if ([o_t4_ckb_audio state] == NSOnState)
 693         {
 694             NSNumber * theNum;
 695             theNum = [NSNumber numberWithInt:[o_t4_pop_audioCodec indexOfSelectedItem]];
 696             [o_userSelections setObject:@"YES" forKey:@"trnscdAudio"];
 697             [o_userSelections setObject:[o_t4_pop_audioBitrate titleOfSelectedItem] \
 698                 forKey:@"trnscdAudioBitrate"];
 699             [o_userSelections setObject:theNum forKey:@"trnscdAudioCodec"];
 700         } else {
 701             [o_userSelections setObject:@"NO" forKey:@"trnscdAudio"];
 702         }
 703
 704         /* disable all encap-formats */
 705         [[o_t5_matrix_encap cellAtRow:0 column:0] setEnabled:NO];
 706         [[o_t5_matrix_encap cellAtRow:1 column:0] setEnabled:NO];
 707         [[o_t5_matrix_encap cellAtRow:2 column:0] setEnabled:NO];
 708         [[o_t5_matrix_encap cellAtRow:3 column:0] setEnabled:NO];
 709         [[o_t5_matrix_encap cellAtRow:4 column:0] setEnabled:NO];
 710         [[o_t5_matrix_encap cellAtRow:5 column:0] setEnabled:NO];
 711         [[o_t5_matrix_encap cellAtRow:6 column:0] setEnabled:NO];
 712         [[o_t5_matrix_encap cellAtRow:7 column:0] setEnabled:NO];
 713         [[o_t5_matrix_encap cellAtRow:8 column:0] setEnabled:NO];
 714         [[o_t5_matrix_encap cellAtRow:9 column:0] setEnabled:NO];
 715         [[o_t5_matrix_encap cellAtRow:10 column:0] setEnabled:NO];
 716
 717         /* re-enable the encap-formats supported by the chosen codecs */
 718         /* FIXME: the following is a really bad coding-style. feel free to mail
 719             me ideas how to make this nicer, if you want to -- FK, 7/11/05 */
 720
 721         if ([[o_userSelections objectForKey:@"trnscdAudio"] isEqualTo: @"YES"])
 722         {
 723             if ([[o_userSelections objectForKey:@"trnscdVideo"] isEqualTo: @"YES"])
 724             {
 725                 /* we are transcoding both audio and video, so we need to check both deps */
 726                 if ([[o_videoCodecs objectAtIndex:[[o_userSelections objectForKey: \
 727                     @"trnscdVideoCodec"] intValue]] containsObject: @"MUX_PS"])
 728                 {
 729                     if ([[o_audioCodecs objectAtIndex:[[o_userSelections \
 730                         objectForKey:@"trnscdAudioCodec"] intValue]] \
 731                         containsObject: @"MUX_PS"])
 732                     {
 733                         [[o_t5_matrix_encap cellAtRow:0 column:0] setEnabled:YES];
 734                         [o_t5_matrix_encap selectCellAtRow:0 column:0];
 735                     }
 736                 }
 737                 if ([[o_videoCodecs objectAtIndex:[[o_userSelections \
 738                     objectForKey:@"trnscdVideoCodec"] intValue]] containsObject: @"MUX_TS"])
 739                 {
 740                     if ([[o_audioCodecs objectAtIndex:[[o_userSelections objectForKey: \
 741                         @"trnscdAudioCodec"] intValue]] containsObject: @"MUX_TS"])
 742                     {
 743                         [[o_t5_matrix_encap cellAtRow:1 column:0] setEnabled:YES];
 744                         [o_t5_matrix_encap selectCellAtRow:1 column:0];
 745                     }
 746                 }
 747                 if ([[o_videoCodecs objectAtIndex:[[o_userSelections objectForKey: \
 748                     @"trnscdVideoCodec"] intValue]] containsObject: @"MUX_MPEG"])
 749                 {
 750                     if ([[o_audioCodecs objectAtIndex:[[o_userSelections objectForKey: \
 751                         @"trnscdAudioCodec"] intValue]] containsObject: @"MUX_MPEG"])
 752                     {
 753                         [[o_t5_matrix_encap cellAtRow:2 column:0] setEnabled:YES];
 754                         [o_t5_matrix_encap selectCellAtRow:2 column:0];
 755                     }
 756                 }
 757                 if ([[o_videoCodecs objectAtIndex:[[o_userSelections objectForKey: \
 758                     @"trnscdVideoCodec"] intValue]] containsObject: @"MUX_OGG"])
 759                 {
 760                     if ([[o_audioCodecs objectAtIndex:[[o_userSelections \
 761                         objectForKey:@"trnscdAudioCodec"] intValue]] containsObject: @"MUX_OGG"])
 762                     {
 763                         [[o_t5_matrix_encap cellAtRow:3 column:0] setEnabled:YES];
 764                         [o_t5_matrix_encap selectCellAtRow:3 column:0];
 765                     }
 766                 }
 767                 if ([[o_videoCodecs objectAtIndex:[[o_userSelections objectForKey: \
 768                     @"trnscdVideoCodec"] intValue]] containsObject: @"MUX_RAW"])
 769                 {
 770                     if ([[o_audioCodecs objectAtIndex:[[o_userSelections objectForKey: \
 771                         @"trnscdAudioCodec"] intValue]] containsObject: @"MUX_RAW"])
 772                     {
 773                         [[o_t5_matrix_encap cellAtRow:4 column:0] setEnabled:YES];
 774                         [o_t5_matrix_encap selectCellAtRow:4 column:0];
 775                     }
 776                 }
 777                 if ([[o_videoCodecs objectAtIndex:[[o_userSelections objectForKey: \
 778                     @"trnscdVideoCodec"] intValue]] containsObject: @"MUX_ASF"])
 779                 {
 780                     if ([[o_audioCodecs objectAtIndex:[[o_userSelections objectForKey: \
 781                         @"trnscdAudioCodec"] intValue]] containsObject: @"MUX_ASF"])
 782                     {
 783                         [[o_t5_matrix_encap cellAtRow:5 column:0] setEnabled:YES];
 784                         [o_t5_matrix_encap selectCellAtRow:5 column:0];
 785                     }
 786                 }
 787                 if ([[o_videoCodecs objectAtIndex:[[o_userSelections objectForKey: \
 788                     @"trnscdVideoCodec"] intValue]] containsObject: @"MUX_AVI"])
 789                 {
 790                     if ([[o_audioCodecs objectAtIndex:[[o_userSelections objectForKey: \
 791                         @"trnscdAudioCodec"] intValue]] containsObject: @"MUX_AVI"])
 792                     {
 793                         [[o_t5_matrix_encap cellAtRow:6 column:0] setEnabled:YES];
 794                         [o_t5_matrix_encap selectCellAtRow:6 column:0];
 795                     }
 796                 }
 797                 if ([[o_videoCodecs objectAtIndex:[[o_userSelections objectForKey: \
 798                     @"trnscdVideoCodec"] intValue]] containsObject: @"MUX_MP4"])
 799                 {
 800                     if ([[o_audioCodecs objectAtIndex:[[o_userSelections objectForKey: \
 801                         @"trnscdAudioCodec"] intValue]] containsObject: @"MUX_MP4"])
 802                     {
 803                         [[o_t5_matrix_encap cellAtRow:7 column:0] setEnabled:YES];
 804                         [o_t5_matrix_encap selectCellAtRow:7 column:0];
 805                     }
 806                 }
 807                 if ([[o_videoCodecs objectAtIndex:[[o_userSelections objectForKey: \
 808                     @"trnscdVideoCodec"] intValue]] containsObject: @"MUX_MOV"])
 809                 {
 810                     if ([[o_audioCodecs objectAtIndex:[[o_userSelections objectForKey: \
 811                         @"trnscdAudioCodec"] intValue]] containsObject: @"MUX_MOV"])
 812                     {
 813                         [[o_t5_matrix_encap cellAtRow:8 column:0] setEnabled:YES];
 814                         [o_t5_matrix_encap selectCellAtRow:8 column:0];
 815                     }
 816                 }
 817                 if ([[o_videoCodecs objectAtIndex:[[o_userSelections objectForKey: \
 818                     @"trnscdVideoCodec"] intValue]] containsObject: @"MUX_WAV"])
 819                 {
 820                     if ([[o_audioCodecs objectAtIndex:[[o_userSelections objectForKey: \
 821                         @"trnscdAudioCodec"] intValue]] containsObject: @"MUX_WAV"])
 822                     {
 823                         [[o_t5_matrix_encap cellAtRow:9 column:0] setEnabled:YES];
 824                         [o_t5_matrix_encap selectCellAtRow:9 column:0];
 825                     }
 826                 }
 827
 828             } else {
 829
 830                 /* we just transcoding the audio */
 831
 832                 /* select formats supported by the audio codec */
 833                 if ([[o_audioCodecs objectAtIndex:[[o_userSelections objectForKey: \
 834                     @"trnscdAudioCodec"] intValue]] containsObject: @"MUX_PS"])
 835                 {
 836                     [[o_t5_matrix_encap cellAtRow:0 column:0] setEnabled:YES];
 837                     [o_t5_matrix_encap selectCellAtRow:0 column:0];
 838                 }
 839                 if ([[o_audioCodecs objectAtIndex:[[o_userSelections objectForKey: \
 840                     @"trnscdAudioCodec"] intValue]] containsObject: @"MUX_TS"])
 841                 {
 842                     [[o_t5_matrix_encap cellAtRow:1 column:0] setEnabled:YES];
 843                     [o_t5_matrix_encap selectCellAtRow:1 column:0];
 844                 }
 845                 if ([[o_audioCodecs objectAtIndex:[[o_userSelections objectForKey: \
 846                     @"trnscdAudioCodec"] intValue]] containsObject: @"MUX_MPEG"])
 847                 {
 848                     [[o_t5_matrix_encap cellAtRow:2 column:0] setEnabled:YES];
 849                     [o_t5_matrix_encap selectCellAtRow:2 column:0];
 850                 }
 851                 if ([[o_audioCodecs objectAtIndex:[[o_userSelections objectForKey: \
 852                     @"trnscdAudioCodec"] intValue]] containsObject: @"MUX_OGG"])
 853                 {
 854                     [[o_t5_matrix_encap cellAtRow:3 column:0] setEnabled:YES];
 855                     [o_t5_matrix_encap selectCellAtRow:3 column:0];
 856                 }
 857                 if ([[o_audioCodecs objectAtIndex:[[o_userSelections objectForKey: \
 858                     @"trnscdAudioCodec"] intValue]] containsObject: @"MUX_RAW"])
 859                 {
 860                     [[o_t5_matrix_encap cellAtRow:4 column:0] setEnabled:YES];
 861                     [o_t5_matrix_encap selectCellAtRow:4 column:0];
 862                 }
 863                 if ([[o_audioCodecs objectAtIndex:[[o_userSelections objectForKey: \
 864                     @"trnscdAudioCodec"] intValue]] containsObject: @"MUX_ASF"])
 865                 {
 866                     [[o_t5_matrix_encap cellAtRow:5 column:0] setEnabled:YES];
 867                     [o_t5_matrix_encap selectCellAtRow:5 column:0];
 868                 }
 869                 if ([[o_audioCodecs objectAtIndex:[[o_userSelections objectForKey: \
 870                     @"trnscdAudioCodec"] intValue]] containsObject: @"MUX_AVI"])
 871                 {
 872                     [[o_t5_matrix_encap cellAtRow:6 column:0] setEnabled:YES];
 873                     [o_t5_matrix_encap selectCellAtRow:6 column:0];
 874                 }
 875                 if ([[o_audioCodecs objectAtIndex:[[o_userSelections objectForKey: \
 876                     @"trnscdAudioCodec"] intValue]] containsObject: @"MUX_MP4"])
 877                 {
 878                     [[o_t5_matrix_encap cellAtRow:7 column:0] setEnabled:YES];
 879                     [o_t5_matrix_encap selectCellAtRow:7 column:0];
 880                 }
 881                 if ([[o_audioCodecs objectAtIndex:[[o_userSelections objectForKey: \
 882                     @"trnscdAudioCodec"] intValue]] containsObject: @"MUX_MOV"])
 883                 {
 884                     [[o_t5_matrix_encap cellAtRow:8 column:0] setEnabled:YES];
 885                     [o_t5_matrix_encap selectCellAtRow:8 column:0];
 886                 }
 887                 if ([[o_audioCodecs objectAtIndex:[[o_userSelections objectForKey: \
 888                     @"trnscdAudioCodec"] intValue]] containsObject: @"MUX_WAV"])
 889                 {
 890                     [[o_t5_matrix_encap cellAtRow:9 column:0] setEnabled:YES];
 891                     [o_t5_matrix_encap selectCellAtRow:9 column:0];
 892                 }
 893             }
 894         }
 895         else if ([[o_userSelections objectForKey:@"trnscdVideo"] isEqualTo: @"YES"])
 896         {
 897             /* we are just transcoding the video */
 898
 899             /* select formats supported by the video-codec */
 900
 901             if ([[o_videoCodecs objectAtIndex:[[o_userSelections objectForKey: \
 902                 @"trnscdVideoCodec"] intValue]] containsObject: @"MUX_PS"])
 903             {
 904                 [[o_t5_matrix_encap cellAtRow:0 column:0] setEnabled:YES];
 905                 [o_t5_matrix_encap selectCellAtRow:0 column:0];
 906             }
 907             if ([[o_videoCodecs objectAtIndex:[[o_userSelections objectForKey: \
 908                 @"trnscdVideoCodec"] intValue]] containsObject: @"MUX_TS"])
 909             {
 910                 [[o_t5_matrix_encap cellAtRow:1 column:0] setEnabled:YES];
 911                 [o_t5_matrix_encap selectCellAtRow:1 column:0];
 912             }
 913             if ([[o_videoCodecs objectAtIndex:[[o_userSelections objectForKey: \
 914                 @"trnscdVideoCodec"] intValue]] containsObject: @"MUX_MPEG"])
 915             {
 916                 [[o_t5_matrix_encap cellAtRow:2 column:0] setEnabled:YES];
 917                 [o_t5_matrix_encap selectCellAtRow:2 column:0];
 918             }
 919             if ([[o_videoCodecs objectAtIndex:[[o_userSelections objectForKey: \
 920                 @"trnscdVideoCodec"] intValue]] containsObject: @"MUX_OGG"])
 921             {
 922                 [[o_t5_matrix_encap cellAtRow:3 column:0] setEnabled:YES];
 923                 [o_t5_matrix_encap selectCellAtRow:3 column:0];
 924             }
 925             if ([[o_videoCodecs objectAtIndex:[[o_userSelections objectForKey: \
 926                 @"trnscdVideoCodec"] intValue]] containsObject: @"MUX_RAW"])
 927             {
 928                 [[o_t5_matrix_encap cellAtRow:4 column:0] setEnabled:YES];
 929                 [o_t5_matrix_encap selectCellAtRow:4 column:0];
 930             }
 931             if ([[o_videoCodecs objectAtIndex:[[o_userSelections objectForKey: \
 932                 @"trnscdVideoCodec"] intValue]] containsObject: @"MUX_ASF"])
 933             {
 934                 [[o_t5_matrix_encap cellAtRow:5 column:0] setEnabled:YES];
 935                 [o_t5_matrix_encap selectCellAtRow:5 column:0];
 936             }
 937             if ([[o_videoCodecs objectAtIndex:[[o_userSelections objectForKey: \
 938                 @"trnscdVideoCodec"] intValue]] containsObject: @"MUX_AVI"])
 939             {
 940                 [[o_t5_matrix_encap cellAtRow:6 column:0] setEnabled:YES];
 941                 [o_t5_matrix_encap selectCellAtRow:6 column:0];
 942             }
 943             if ([[o_videoCodecs objectAtIndex:[[o_userSelections objectForKey: \
 944                 @"trnscdVideoCodec"] intValue]] containsObject: @"MUX_MP4"])
 945             {
 946                 [[o_t5_matrix_encap cellAtRow:7 column:0] setEnabled:YES];
 947                 [o_t5_matrix_encap selectCellAtRow:7 column:0];
 948             }
 949             if ([[o_videoCodecs objectAtIndex:[[o_userSelections objectForKey: \
 950                 @"trnscdVideoCodec"] intValue]] containsObject: @"MUX_MOV"])
 951             {
 952                 [[o_t5_matrix_encap cellAtRow:8 column:0] setEnabled:YES];
 953                 [o_t5_matrix_encap selectCellAtRow:8 column:0];
 954             }
 955             if ([[o_videoCodecs objectAtIndex:[[o_userSelections objectForKey: \
 956                 @"trnscdVideoCodec"] intValue]] containsObject: @"MUX_WAV"])
 957             {
 958                 [[o_t5_matrix_encap cellAtRow:9 column:0] setEnabled:YES];
 959                 [o_t5_matrix_encap selectCellAtRow:9 column:0];
 960             }
 961         } else {
 962             /* we don't do any transcoding
 963              * -> enabled the encap-formats allowed when streaming content via
 964              * http plus MP4 since this should work fine in most cases */
 965
 966             /* FIXME: choose a selection of encap-formats based upon the
 967              * actually used codecs */
 968
 969             /* enable MPEG PS, MPEG TS, MPEG 1, OGG, RAW, ASF, MP4 and MOV
 970              * select MPEG PS */
 971             [[o_t5_matrix_encap cellAtRow:0 column:0] setEnabled:YES];
 972             [[o_t5_matrix_encap cellAtRow:1 column:0] setEnabled:YES];
 973             [[o_t5_matrix_encap cellAtRow:2 column:0] setEnabled:YES];
 974             [[o_t5_matrix_encap cellAtRow:3 column:0] setEnabled:YES];
 975             [[o_t5_matrix_encap cellAtRow:4 column:0] setEnabled:YES];
 976             [[o_t5_matrix_encap cellAtRow:5 column:0] setEnabled:YES];
 977             [[o_t5_matrix_encap cellAtRow:6 column:0] setEnabled:NO];
 978             [[o_t5_matrix_encap cellAtRow:7 column:0] setEnabled:YES];
 979             [[o_t5_matrix_encap cellAtRow:8 column:0] setEnabled:YES];
 980             [[o_t5_matrix_encap cellAtRow:9 column:0] setEnabled:NO];
 981             [[o_t5_matrix_encap cellAtRow:10 column:0] setEnabled:NO];
 982             [o_t5_matrix_encap selectCellAtRow:0 column:0];
 983         }
 984         if ([o_userSelections objectForKey:@"stmgMhd"] == @"1")
 985         {
 986             /* if MMS is the streaming protocol, only ASFH is available */
 987             [[o_t5_matrix_encap cellAtRow:0 column:0] setEnabled:NO];
 988             [[o_t5_matrix_encap cellAtRow:1 column:0] setEnabled:NO];
 989             [[o_t5_matrix_encap cellAtRow:2 column:0] setEnabled:NO];
 990             [[o_t5_matrix_encap cellAtRow:3 column:0] setEnabled:NO];
 991             [[o_t5_matrix_encap cellAtRow:4 column:0] setEnabled:NO];
 992             [[o_t5_matrix_encap cellAtRow:5 column:0] setEnabled:NO];
 993             [[o_t5_matrix_encap cellAtRow:6 column:0] setEnabled:NO];
 994             [[o_t5_matrix_encap cellAtRow:7 column:0] setEnabled:NO];
 995             [[o_t5_matrix_encap cellAtRow:8 column:0] setEnabled:NO];
 996             [[o_t5_matrix_encap cellAtRow:9 column:0] setEnabled:NO];
 997             [[o_t5_matrix_encap cellAtRow:10 column:0] setEnabled:YES];
 998             [o_t5_matrix_encap selectCellAtRow:10 column:0];
 999         }
1000         else if ([o_userSelections objectForKey:@"stmgMhd"] == @"0")
1001         {
1002             /* if HTTP is the streaming protocol, disable all unsupported
1003              * encap-formats, but don't touch the other ones selected above */
1004             [[o_t5_matrix_encap cellAtRow:6 column:0] setEnabled:NO];
1005             [[o_t5_matrix_encap cellAtRow:7 column:0] setEnabled:NO];
1006             [[o_t5_matrix_encap cellAtRow:8 column:0] setEnabled:NO];
1007             [[o_t5_matrix_encap cellAtRow:9 column:0] setEnabled:NO];
1008             [[o_t5_matrix_encap cellAtRow:10 column:0] setEnabled:NO];
1009         }
1010         else if ([o_userSelections objectForKey:@"stmgMhd"] >= @"2")
1011         {
1012             /* if UDP is the streaming protocol, only MPEG-TS is available */
1013             [[o_t5_matrix_encap cellAtRow:0 column:0] setEnabled:NO];
1014             [[o_t5_matrix_encap cellAtRow:2 column:0] setEnabled:NO];
1015             [[o_t5_matrix_encap cellAtRow:3 column:0] setEnabled:NO];
1016             [[o_t5_matrix_encap cellAtRow:4 column:0] setEnabled:NO];
1017             [[o_t5_matrix_encap cellAtRow:5 column:0] setEnabled:NO];
1018             [[o_t5_matrix_encap cellAtRow:6 column:0] setEnabled:NO];
1019             [[o_t5_matrix_encap cellAtRow:7 column:0] setEnabled:NO];
1020             [[o_t5_matrix_encap cellAtRow:8 column:0] setEnabled:NO];
1021             [[o_t5_matrix_encap cellAtRow:9 column:0] setEnabled:NO];
1022             [[o_t5_matrix_encap cellAtRow:10 column:0] setEnabled:NO];
1023             [[o_t5_matrix_encap cellAtRow:1 column:0] setEnabled:YES];
1024             [o_t5_matrix_encap selectCellAtRow:1 column:0];
1025         }
1026         int x;
1027         BOOL anythingEnabled;
1028         x = 0;
1029         anythingEnabled = NO;
1030         while (x != [o_t5_matrix_encap numberOfRows])
1031         {
1032             if ([[o_t5_matrix_encap cellAtRow:x column:0] isEnabled])
1033             {
1034                 anythingEnabled = YES;
1035             }
1036             x = (x + 1);
1037         }
1038         if (anythingEnabled == YES)
1039         {
1040             /* go the encap-tab */
1041             [o_tab_pageHolder selectTabViewItemAtIndex:4];
1042         } else {
1043             /* show a sheet that the selected codecs are not compatible */
1044             NSBeginInformationalAlertSheet(_NS("Invalid selection"), _NS("OK"), \
1045                 @"", @"", o_wizard_window, nil, nil, nil, nil, _NS("Your " \
1046                 "chosen codecs are not compatible with each other. For example: " \
1047                 "you cannot mix uncompressed audio with any video codec.\n\n" \
1048                 "Correct your selection and try again."));
1049         }
1050
1051     }
1052     else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: @"Encap"])
1053     {
1054         /* get the chosen encap format and store it */
1055         NSNumber * theNum;
1056         theNum = [NSNumber numberWithInt:[[o_t5_matrix_encap selectedCell] tag]];
1057         [o_userSelections setObject:[theNum stringValue] forKey:@"encapFormat"];
1058
1059         /* show either "Streaming 2" or "Transcode 2" to the user */
1060         if ([[o_userSelections objectForKey:@"trnscdOrStrmg"] isEqualToString:@"strmg"])
1061         {
1062             /* we are streaming */
1063             [o_tab_pageHolder selectTabViewItemAtIndex:5];
1064         }else{
1065             /* we are just transcoding */
1066             [o_tab_pageHolder selectTabViewItemAtIndex:6];
1067         }
1068     }
1069     else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: \
1070         @"Streaming 2"])
1071     {
1072         /* store the chosen TTL */
1073         [o_userSelections setObject:[o_t6_fld_ttl stringValue] forKey:@"ttl"];
1074
1075         /* check whether SAP is enabled and store the announce, if needed */
1076         if ([o_t6_ckb_sap state] == NSOnState)
1077         {
1078             [o_userSelections setObject:@"YES" forKey:@"sap"];
1079             [o_userSelections setObject:[o_t6_fld_sap stringValue] forKey:@"sapText"];
1080         } else {
1081             [o_userSelections setObject:@"NO" forKey:@"sap"];
1082         }
1083
1084         /* go to "Summary" */
1085         [self showSummary];
1086     }
1087     else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: \
1088         @"Transcode 2"])
1089     {
1090         /* check whether the path != "" and store it */
1091         if( [[o_t7_fld_filePath stringValue] isEqualToString: @""] )
1092         {
1093             /* complain to the user that "" is no valid path */
1094             NSBeginInformationalAlertSheet(_NS("No file selected"), _NS("OK"), \
1095                 @"", @"", o_wizard_window, nil, nil, nil, nil, _NS("You you " \
1096                 "need to select a file, you want to save to. \n\n Enter either " \
1097                 "a valid path or choose a location through the button's " \
1098                 "dialog-box."));
1099         } else {
1100             [o_userSelections setObject:[o_t7_fld_filePath stringValue] forKey: \
1101                 @"trnscdFilePath"];
1102
1103             /* go to "Summary" */
1104             [self showSummary];
1105         }
1106     }
1107     else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: \
1108         @"Summary"])
1109     {
1110         intf_thread_t * p_intf = VLCIntf;
1111
1112         playlist_t * p_playlist = (playlist_t *)vlc_object_find( p_intf,
1113                             VLC_OBJECT_PLAYLIST, FIND_ANYWHERE);
1114         if( p_playlist )
1115         {
1116             playlist_item_t *p_item = playlist_ItemNew( p_playlist, [[o_userSelections \
1117                 objectForKey:@"pathToStrm"] UTF8String], _("Streaming/Transcoding Wizard") );
1118             playlist_ItemAddOption( p_item, [[o_userSelections objectForKey:@"opts"] UTF8String]);
1119
1120             if(! [[o_userSelections objectForKey:@"partExtractFrom"] isEqualToString:@""] )
1121             {
1122                 playlist_ItemAddOption( p_item, [[@"start-time=" \
1123                     stringByAppendingString: [o_userSelections \
1124                     objectForKey:@"partExtractFrom"]] UTF8String] );
1125             }
1126
1127             if(! [[o_userSelections objectForKey:@"partExtractTo"] isEqualToString:@""] )
1128             {
1129                 playlist_ItemAddOption( p_item, [[@"stop-time=" \
1130                     stringByAppendingString: [o_userSelections objectForKey: \
1131                     @"partExtractTo"]] UTF8String] );
1132             }
1133
1134             playlist_ItemAddOption( p_item, [[@"ttl=" stringByAppendingString: \
1135                 [o_userSelections objectForKey:@"ttl"]] UTF8String] );
1136
1137             playlist_AddItem( p_playlist, p_item, PLAYLIST_GO, PLAYLIST_END );
1138
1139             playlist_ViewUpdate( p_playlist, VIEW_CATEGORY );
1140
1141             vlc_object_release(p_playlist);
1142         } else {
1143             msg_Err( p_intf, "Uh Oh! Unable to find playlist!" );
1144         }
1145
1146         /* close the window, since we are done */
1147         [o_wizard_window close];
1148     }
1149 }
1150
1151 - (void)rebuildCodecMenus
1152 {
1153     [o_t4_pop_videoCodec removeAllItems];
1154     unsigned int x;
1155     x = 0;
1156     while (x != [o_videoCodecs count])
1157     {
1158         [o_t4_pop_videoCodec addItemWithTitle:[[o_videoCodecs objectAtIndex:x] \
1159             objectAtIndex:0]];
1160         x = (x + 1);
1161     }
1162     [o_t4_pop_audioCodec removeAllItems];
1163     x = 0;
1164     while (x != [o_audioCodecs count])
1165     {
1166         [o_t4_pop_audioCodec addItemWithTitle:[[o_audioCodecs objectAtIndex:x] \
1167             objectAtIndex:0]];
1168         x = (x + 1);
1169     }
1170 }
1171
1172 - (void)showSummary
1173 {
1174     [o_btn_forward setTitle: _NS("Finish")];
1175     [o_t8_fld_inptStream setStringValue:[o_userSelections objectForKey:@"pathToStrm"]];
1176
1177     if ([[o_userSelections objectForKey:@"partExtract"] isEqualToString: @"YES"])
1178     {
1179         [o_t8_fld_partExtract setStringValue: [[[[[_NS("yes") \
1180             stringByAppendingString:@" - "] stringByAppendingString: \
1181             _NS("from ")] stringByAppendingString: [o_userSelections \
1182             objectForKey:@"partExtractFrom"]] stringByAppendingString: \
1183             _NS(" to ")] stringByAppendingString: [o_userSelections \
1184             objectForKey:@"partExtractTo"]]];
1185     } else {
1186         [o_t8_fld_partExtract setStringValue: _NS("no")];
1187     }
1188
1189     if ([[o_userSelections objectForKey:@"trnscdOrStrmg"] isEqualToString:@"strmg"])
1190     {
1191         /* we are streaming; no transcoding allowed atm */
1192         [o_t8_fld_saveFileTo setStringValue: @"-"];
1193         [o_t8_fld_trnscdAudio setStringValue: @"-"];
1194         [o_t8_fld_trnscdVideo setStringValue: @"-"];
1195         [o_t8_fld_strmgMthd setStringValue: [[o_strmgMthds objectAtIndex: \
1196             [[o_userSelections objectForKey:@"stmgMhd"] intValue]] \
1197             objectAtIndex:1]];
1198         [o_t8_fld_destination setStringValue: [o_userSelections objectForKey: \
1199             @"stmgDest"]];
1200         [o_t8_fld_ttl setStringValue: [o_userSelections objectForKey:@"ttl"]];
1201         if ([[o_userSelections objectForKey:@"sap"] isEqualToString: @"YES"])
1202         {
1203             [o_t8_fld_sap setStringValue: [[_NS("yes") stringByAppendingString:@": "] stringByAppendingString:[o_userSelections objectForKey:@"sapText"]]];
1204         }else{
1205             [o_t8_fld_sap setStringValue: _NS("no")];
1206         }
1207     } else {
1208         /* we are transcoding */
1209         [o_t8_fld_strmgMthd setStringValue: @"-"];
1210         [o_t8_fld_destination setStringValue: @"-"];
1211         [o_t8_fld_ttl setStringValue: @"-"];
1212         [o_t8_fld_sap setStringValue: @"-"];
1213         if ([[o_userSelections objectForKey:@"trnscdVideo"] isEqualToString:@"YES"])
1214         {
1215             [o_t8_fld_trnscdVideo setStringValue: [[[[[_NS("yes") \
1216                 stringByAppendingString:@": "] stringByAppendingString: \
1217                 [[o_videoCodecs objectAtIndex:[[o_userSelections objectForKey: \
1218                 @"trnscdVideoCodec"] intValue]] objectAtIndex:0]] \
1219                 stringByAppendingString:@" @ "] stringByAppendingString: \
1220                 [o_userSelections objectForKey:@"trnscdVideoBitrate"]] \
1221                 stringByAppendingString:@" kb/s"]];
1222         }else{
1223             [o_t8_fld_trnscdVideo setStringValue: _NS("no")];
1224         }
1225         if ([[o_userSelections objectForKey:@"trnscdAudio"] isEqualToString:@"YES"])
1226         {
1227             [o_t8_fld_trnscdAudio setStringValue: [[[[[_NS("yes") \
1228             stringByAppendingString:@": "] stringByAppendingString: \
1229             [[o_audioCodecs objectAtIndex:[[o_userSelections objectForKey: \
1230             @"trnscdAudioCodec"] intValue]] objectAtIndex:0]] \
1231             stringByAppendingString:@" @ "] stringByAppendingString: \
1232             [o_userSelections objectForKey:@"trnscdAudioBitrate"]] \
1233             stringByAppendingString:@" kb/s"]];
1234         }else{
1235             [o_t8_fld_trnscdAudio setStringValue: _NS("no")];
1236         }
1237         [o_t8_fld_saveFileTo setStringValue: [o_userSelections objectForKey: \
1238             @"trnscdFilePath"]];
1239     }
1240     [o_t8_fld_encapFormat setStringValue: [[o_encapFormats objectAtIndex: \
1241         [[o_userSelections objectForKey:@"encapFormat"] intValue]] objectAtIndex:1]];
1242
1243     [self createOpts];
1244     [o_t8_fld_mrl setStringValue: [o_userSelections objectForKey:@"opts"]];
1245
1246     [o_tab_pageHolder selectTabViewItemAtIndex:7];
1247 }
1248
1249 - (void) createOpts
1250 {
1251     NSMutableString * o_opts_string = [NSMutableString stringWithString:@""];
1252     NSMutableString *o_trnscdCmd = [NSMutableString stringWithString:@""];
1253
1254     /* check whether we transcode the audio and/or the video and compose a
1255      * string reflecting the settings, if needed */
1256     if ([[o_userSelections objectForKey:@"trnscdVideo"] isEqualToString:@"YES"])
1257     {
1258         [o_trnscdCmd appendString: @"transcode{"];
1259         [o_trnscdCmd appendFormat: @"vcodec=%s,vb=%i", [[[o_videoCodecs \
1260             objectAtIndex:[[o_userSelections objectForKey:@"trnscdVideoCodec"] \
1261             intValue]] objectAtIndex:1] UTF8String],  [[o_userSelections \
1262             objectForKey:@"trnscdVideoBitrate"] intValue]];
1263         if ([[o_userSelections objectForKey:@"trnscdAudio"] isEqualToString:@"YES"])
1264         {
1265             [o_trnscdCmd appendString: @","];
1266         }
1267         else
1268         {
1269             [o_trnscdCmd appendString: @"}:"];
1270         }
1271     }
1272     if ([[o_userSelections objectForKey:@"trnscdAudio"] isEqualToString:@"YES"])
1273     {
1274         if ([[o_userSelections objectForKey:@"trnscdVideo"] isEqualToString:@"NO"])
1275         {
1276             /* in case we transcode the audio only, add this */
1277             [o_trnscdCmd appendString: @"transcode{"];
1278         }
1279         [o_trnscdCmd appendFormat: @"acodec=%s,ab=%i}:", [[[o_audioCodecs \
1280             objectAtIndex:[[o_userSelections objectForKey:@"trnscdAudioCodec"] \
1281             intValue]] objectAtIndex:1] UTF8String],  [[o_userSelections \
1282             objectForKey:@"trnscdAudioBitrate"] intValue]];
1283     }
1284
1285     if ([[o_userSelections objectForKey:@"trnscdOrStrmg"] isEqualToString:@"trnscd"])
1286     {
1287         /* we are just transcoding and dumping the stuff to a file */
1288         [o_opts_string appendFormat: @":sout=#%sstandard{mux=%s,url=%s,access=file}", \
1289             [o_trnscdCmd UTF8String], [[[o_encapFormats objectAtIndex: \
1290             [[o_userSelections objectForKey:@"encapFormat"] intValue]] \
1291             objectAtIndex:0] UTF8String], [[o_userSelections objectForKey: \
1292             @"trnscdFilePath"] UTF8String]];
1293
1294     } else {
1295
1296         /* we are streaming */
1297         if ([[o_userSelections objectForKey:@"sap"] isEqualToString:@"YES"])
1298         {
1299             /* SAP-Announcement is requested */
1300             NSMutableString *o_sap_option = [NSMutableString stringWithString:@""];
1301             if([[o_userSelections objectForKey:@"sapText"] isEqualToString:@""])
1302             {
1303                 [o_sap_option appendString: @"sap"];
1304             } else {
1305                 [o_sap_option appendFormat: @"sap,name=\"%s\"",[[o_userSelections \
1306                     objectForKey:@"sapText"] UTF8String]];
1307             }
1308             [o_opts_string appendFormat: @":sout=#%sstandard{mux=%s,url=%s,access=%s,%s}", \
1309                 [o_trnscdCmd UTF8String], [[[o_encapFormats objectAtIndex: \
1310                 [[o_userSelections objectForKey: @"encapFormat"] intValue]] \
1311                 objectAtIndex:0] UTF8String], [[o_userSelections objectForKey: \
1312                 @"stmgDest"] UTF8String], [[[o_strmgMthds objectAtIndex: \
1313                 [[o_userSelections objectForKey: @"stmgMhd"] intValue]] \
1314                 objectAtIndex:0] UTF8String], [o_sap_option UTF8String]];
1315         } else {
1316             /* no SAP, just streaming */
1317             [o_opts_string appendFormat: @":sout=#%sstandard{mux=%s,url=%s,access=%s}", \
1318                 [o_trnscdCmd UTF8String], [[[o_encapFormats objectAtIndex: \
1319                 [[o_userSelections objectForKey: @"encapFormat"] intValue]] \
1320                 objectAtIndex:0] UTF8String], [[o_userSelections objectForKey: \
1321                 @"stmgDest"] UTF8String], [[[o_strmgMthds objectAtIndex: \
1322                 [[o_userSelections objectForKey: @"stmgMhd"] intValue]] \
1323                 objectAtIndex:0] UTF8String]];
1324         }
1325     }
1326
1327     [o_userSelections setObject:o_opts_string forKey:@"opts"];
1328 }
1329
1330 - (IBAction)prevTab:(id)sender
1331 {
1332     if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: @"Summary"])
1333     {
1334         /* check whether we are streaming or transcoding and go back */
1335         if ([[o_userSelections objectForKey:@"trnscdOrStrmg"] isEqualToString:@"strmg"])
1336         {
1337             /* show "Streaming 2" */
1338             [o_tab_pageHolder selectTabViewItemAtIndex:5];
1339         }else{
1340             /* show "Transcode 2" */
1341             [o_tab_pageHolder selectTabViewItemAtIndex:6];
1342         }
1343         /* rename the forward-button */
1344         [o_btn_forward setTitle: _NS("Next")];
1345     }
1346     else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: \
1347         @"Transcode 2"])
1348     {
1349         /* show "Encap" */
1350         [o_tab_pageHolder selectTabViewItemAtIndex:4];
1351     }
1352     else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: \
1353         @"Streaming 2"])
1354     {
1355         /* show "Encap" */
1356         [o_tab_pageHolder selectTabViewItemAtIndex:4];
1357     }
1358     else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: \
1359         @"Encap"])
1360     {
1361         /* show "Transcode 1" */
1362         [o_tab_pageHolder selectTabViewItemAtIndex:3];
1363     }
1364     else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: \
1365         @"Streaming 1"])
1366     {
1367         /* show "Input" */
1368         [o_tab_pageHolder selectTabViewItemAtIndex:1];
1369     }
1370     else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: \
1371         @"Transcode 1"])
1372     {
1373         if ([[o_userSelections objectForKey:@"trnscdOrStrmg"] isEqualToString:@"strmg"])
1374         {
1375             /* show "Streaming 1" */
1376             [o_tab_pageHolder selectTabViewItemAtIndex:2];
1377         }else{
1378             /* show "Input" */
1379             [o_tab_pageHolder selectTabViewItemAtIndex:1];
1380         }
1381     }
1382     else if ([[[o_tab_pageHolder selectedTabViewItem] label] isEqualToString: \
1383         @"Input"])
1384     {
1385         /* reset the wizard before going backwards. Otherwise, we might get
1386          * unwanted behaviours in the Encap-Selection */
1387         [self resetWizard];
1388         /* show "Hello" */
1389         [o_tab_pageHolder selectTabViewItemAtIndex:0];
1390         /* disable backwards-btn */
1391         [o_btn_backward setEnabled:NO];
1392     }
1393 }
1394
1395 - (IBAction)t1_mrInfo_streaming:(id)sender
1396 {
1397     /* show a sheet for the help */
1398     /* since NSAlert does not exist on OSX < 10.3, we use our own implementation */
1399     [o_wh_txt_title setStringValue: _NS("Stream to network")];
1400     [o_wh_txt_text setStringValue: _NS("Use this to stream on a network.")];
1401     [NSApp beginSheet: o_wizardhelp_window
1402             modalForWindow: o_wizard_window
1403             modalDelegate: o_wizardhelp_window
1404             didEndSelector: nil
1405             contextInfo: nil];
1406 }
1407
1408 - (IBAction)t1_mrInfo_transcode:(id)sender
1409 {
1410     /* show a sheet for the help */
1411     [o_wh_txt_title setStringValue: _NS("Transcode/Save to file")];
1412     [o_wh_txt_text setStringValue: _NS("Use this to save a stream to a file. You "\
1413         "have the possibility to reencode the stream. You can save whatever "\
1414         "VLC can read.\nPlease notice that VLC is not very suited " \
1415         "for file to file transcoding. You should use its transcoding " \
1416         "features to save network streams, for example.")];
1417     [NSApp beginSheet: o_wizardhelp_window
1418             modalForWindow: o_wizard_window
1419             modalDelegate: o_wizardhelp_window
1420             didEndSelector: nil
1421             contextInfo: nil];
1422 }
1423
1424 - (IBAction)t2_addNewStream:(id)sender
1425 {
1426     NSOpenPanel * openPanel = [NSOpenPanel openPanel];
1427     SEL sel = @selector(t2_getNewStreamFromDialog:returnCode:contextInfo:);
1428     [openPanel beginSheetForDirectory:nil file:nil types:nil modalForWindow: \
1429         o_wizard_window modalDelegate:self didEndSelector:sel contextInfo:nil];
1430 }
1431
1432 - (void)t2_getNewStreamFromDialog: (NSOpenPanel *)sheet returnCode: \
1433     (int)returnCode contextInfo: (void *)contextInfo
1434 {
1435     if (returnCode == NSOKButton)
1436     {
1437         [o_t2_fld_pathToNewStrm setStringValue: [@"file://" \
1438             stringByAppendingString: [sheet filename]]];
1439     }
1440 }
1441
1442 - (IBAction)t2_chooseStreamOrPlst:(id)sender
1443 {
1444     /* enable and disable the respective items depending on user's choice */
1445     NSString *o_mode;
1446     o_mode = [[o_t2_matrix_inputSourceType selectedCell] title];
1447
1448     if( [o_mode isEqualToString: _NS("Select a stream")] )
1449     {
1450         [o_t2_btn_chooseFile setEnabled:YES];
1451         [o_t2_fld_pathToNewStrm setEnabled:YES];
1452         [o_t2_tbl_plst setEnabled:NO];
1453     } else {
1454         [o_t2_btn_chooseFile setEnabled:NO];
1455         [o_t2_fld_pathToNewStrm setEnabled:NO];
1456         [o_t2_tbl_plst setEnabled:YES];
1457     }
1458 }
1459
1460 - (IBAction)t2_enableExtract:(id)sender
1461 {
1462     /* enable/disable the respective items */
1463     if([o_t2_ckb_enblPartExtrct state] == NSOnState)
1464     {
1465         [o_t2_fld_prtExtrctFrom setEnabled:YES];
1466         [o_t2_fld_prtExtrctTo setEnabled:YES];
1467     } else {
1468         [o_t2_fld_prtExtrctFrom setEnabled:NO];
1469         [o_t2_fld_prtExtrctTo setEnabled:NO];
1470         [o_t2_fld_prtExtrctFrom setStringValue:@""];
1471         [o_t2_fld_prtExtrctTo setStringValue:@""];
1472     }
1473 }
1474
1475 - (IBAction)t3_strmMthdChanged:(id)sender
1476 {
1477     /* change the captions of o_t3_txt_destInfo according to the chosen
1478      * streaming method */
1479     NSNumber * o_mode;
1480     o_mode = [[NSNumber alloc] initWithInt:[[o_t3_matrix_stmgMhd selectedCell] tag]];
1481     if( [o_mode intValue] == 0 )
1482     {
1483         /* UDP-Unicast */
1484         [o_t3_txt_destInfo setStringValue: [[o_strmgMthds objectAtIndex:2] \
1485             objectAtIndex:2]];
1486         [o_t3_txt_strgMthdInfo setStringValue: [[o_strmgMthds objectAtIndex:2] \
1487         objectAtIndex:3]];
1488     }
1489     else if ( [o_mode intValue] == 1 )
1490     {
1491         /* UDP-Multicast */
1492         [o_t3_txt_destInfo setStringValue: [[o_strmgMthds objectAtIndex:3] \
1493             objectAtIndex:2]];
1494         [o_t3_txt_strgMthdInfo setStringValue: [[o_strmgMthds objectAtIndex:3] \
1495         objectAtIndex:3]];
1496     }
1497     else if( [o_mode intValue] == 2 )
1498     {
1499         /* HTTP */
1500         [o_t3_txt_destInfo setStringValue: [[o_strmgMthds objectAtIndex:0] \
1501             objectAtIndex:2]];
1502         [o_t3_txt_strgMthdInfo setStringValue: [[o_strmgMthds objectAtIndex:0] \
1503             objectAtIndex:3]];
1504     }
1505     else if( [o_mode intValue] == 3 )
1506     {
1507         /* MMS */
1508         [o_t3_txt_destInfo setStringValue: [[o_strmgMthds objectAtIndex:1] \
1509             objectAtIndex:2]];
1510         [o_t3_txt_strgMthdInfo setStringValue: [[o_strmgMthds objectAtIndex:1] \
1511             objectAtIndex:3]];
1512     }
1513     [o_mode release];
1514 }
1515
1516 - (IBAction)t4_AudCdcChanged:(id)sender
1517 {
1518     /* update codec info */
1519     [o_t4_txt_hintAudio setStringValue:[[o_audioCodecs objectAtIndex: \
1520         [o_t4_pop_audioCodec indexOfSelectedItem]] objectAtIndex:2]];
1521 }
1522
1523 - (IBAction)t4_enblAudTrnscd:(id)sender
1524 {
1525     /* enable/disable the respective items */
1526     if([o_t4_ckb_audio state] == NSOnState)
1527     {
1528         [o_t4_pop_audioCodec setEnabled:YES];
1529         [o_t4_pop_audioBitrate setEnabled:YES];
1530         [o_t4_txt_hintAudio setStringValue: _NS("Select your audio codec. "\
1531         "Click one to get more information.")];
1532     } else {
1533         [o_t4_pop_audioCodec setEnabled:NO];
1534         [o_t4_pop_audioBitrate setEnabled:NO];
1535         [o_t4_txt_hintAudio setStringValue: _NS("If your stream has audio " \
1536         "and you want to transcode it, enable this.")];
1537     }
1538 }
1539
1540 - (IBAction)t4_enblVidTrnscd:(id)sender
1541 {
1542     /* enable/disable the respective items */
1543     if([o_t4_ckb_video state] == NSOnState)
1544     {
1545         [o_t4_pop_videoCodec setEnabled:YES];
1546         [o_t4_pop_videoBitrate setEnabled:YES];
1547         [o_t4_txt_hintVideo setStringValue: _NS("Select your video codec. "\
1548         "Click one to get more information.")];
1549     } else {
1550         [o_t4_pop_videoCodec setEnabled:NO];
1551         [o_t4_pop_videoBitrate setEnabled:NO];
1552         [o_t4_txt_hintVideo setStringValue: _NS("If your stream has video " \
1553         "and you want to transcode it, enable this.")];
1554     }
1555 }
1556
1557 - (IBAction)t4_VidCdcChanged:(id)sender
1558 {
1559     /* update codec info */
1560     [o_t4_txt_hintVideo setStringValue:[[o_videoCodecs objectAtIndex: \
1561         [o_t4_pop_videoCodec indexOfSelectedItem]] objectAtIndex:2]];
1562 }
1563
1564 - (IBAction)t6_enblSapAnnce:(id)sender
1565 {
1566     /* enable/disable input fld */
1567     if([o_t6_ckb_sap state] == NSOnState)
1568     {
1569         [o_t6_fld_sap setEnabled:YES];
1570     } else {
1571         [o_t6_fld_sap setEnabled:NO];
1572         [o_t6_fld_sap setStringValue:@""];
1573     }
1574 }
1575
1576 - (IBAction)t6_mrInfo_ttl:(id)sender
1577 {
1578     /* show a sheet for the help */
1579     [o_wh_txt_title setStringValue: _NS("Time-To-Live (TTL)")];
1580     [o_wh_txt_text setStringValue: _NS("Define the TTL (Time-To-Live) of the stream. "\
1581             "This parameter is the maximum number of routers your stream can go " \
1582             "through. If you don't know what it means, or if you want to stream on " \
1583             "your local network only, leave this setting to 1.")];
1584     [NSApp beginSheet: o_wizardhelp_window
1585             modalForWindow: o_wizard_window
1586             modalDelegate: o_wizardhelp_window
1587             didEndSelector: nil
1588             contextInfo: nil];
1589 }
1590
1591 - (IBAction)t6_mrInfo_sap:(id)sender
1592 {
1593     /* show a sheet for the help */
1594     [o_wh_txt_title setStringValue: _NS("SAP Announce")];
1595     [o_wh_txt_text setStringValue: _NS("When streaming using UDP, you can " \
1596         "announce your streams using the SAP/SDP announcing protocol. This " \
1597         "way, the clients won't have to type in the multicast address, it " \
1598         "will appear in their playlist if they enable the SAP extra interface.\n" \
1599         "If you want to give a name to your stream, enter it here, " \
1600         "else, a default name will be used.")];
1601     [NSApp beginSheet: o_wizardhelp_window
1602             modalForWindow: o_wizard_window
1603             modalDelegate: o_wizardhelp_window
1604             didEndSelector: nil
1605             contextInfo: nil];
1606 }
1607
1608 - (IBAction)t7_selectTrnscdDestFile:(id)sender
1609 {
1610     /* provide a save-to-dialogue, so the user can choose a location for his/her new file */
1611     NSSavePanel * savePanel = [NSSavePanel savePanel];
1612     SEL sel = @selector(t7_getTrnscdDestFile:returnCode:contextInfo:);
1613     [savePanel setRequiredFileType:[[o_encapFormats objectAtIndex: \
1614         [[o_userSelections objectForKey:@"encapFormat"] intValue]] objectAtIndex:0]];
1615     [savePanel setCanSelectHiddenExtension:YES];
1616     [savePanel beginSheetForDirectory:nil file:nil modalForWindow: \
1617         o_wizard_window modalDelegate:self didEndSelector:sel contextInfo:nil];
1618 }
1619
1620 - (void)t7_getTrnscdDestFile: (NSSavePanel *)sheet returnCode: \
1621     (int)returnCode contextInfo: (void *)contextInfo
1622 {
1623     if (returnCode == NSOKButton)
1624     {
1625         /* output returned path to text-field */
1626         [o_t7_fld_filePath setStringValue:[sheet filename]];
1627     }
1628 }
1629
1630 - (IBAction)wh_closeSheet:(id)sender
1631 {
1632     /* close the help sheet */
1633     [NSApp endSheet:o_wizardhelp_window];
1634     [o_wizardhelp_window close];
1635 }
1636
1637 @end