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

   1 /*****************************************************************************
   2  * output.m: MacOS X Output Dialog
   3  *****************************************************************************
   4  * Copyright (C) 2002-2007 VLC authors and VideoLAN
   5  * $Id$
   6  *
   7  * Authors: Jon Lech Johansen <jon-vl@nanocrew.net>
   8  *          Christophe Massiot <massiot@via.ecp.fr>
   9  *          Derk-Jan Hartman <thedj@users.sourceforge.net>
  10  *          Benjamin Pracht <bigben AT videolan DOT org>
  11  *
  12  * This program is free software; you can redistribute it and/or modify
  13  * it under the terms of the GNU General Public License as published by
  14  * the Free Software Foundation; either version 2 of the License, or
  15  * (at your option) any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with this program; if not, write to the Free Software
  24  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  25  *****************************************************************************/
  26
  27 /*****************************************************************************
  28  * Preamble
  29  *****************************************************************************/
  30 #include <stdlib.h>                                      /* malloc(), free() */
  31 #include <string.h>
  32
  33 #include "intf.h"
  34 #include "output.h"
  35
  36 /*****************************************************************************
  37  * VLCOutput implementation
  38  *****************************************************************************/
  39 @implementation VLCOutput
  40 @synthesize soutMRL=o_mrl;
  41
  42 - (id)init
  43 {
  44     self = [super init];
  45     o_mrl = [[NSArray alloc] init];
  46     o_transcode = [[NSString alloc] init];
  47     return self;
  48 }
  49
  50 - (void)dealloc
  51 {
  52     [o_mrl release];
  53     [o_transcode release];
  54     [super dealloc];
  55 }
  56
  57 - (void)setTranscode:(NSString *)o_transcode_string
  58 {
  59     [o_transcode autorelease];
  60     o_transcode = [o_transcode_string copy];
  61 }
  62
  63 - (void)awakeFromNib
  64 {
  65     [self initStrings];
  66
  67     [[NSNotificationCenter defaultCenter] addObserver: self
  68         selector: @selector(outputInfoChanged:)
  69         name: NSControlTextDidChangeNotification
  70         object: o_file_field];
  71     [[NSNotificationCenter defaultCenter] addObserver: self
  72         selector: @selector(outputInfoChanged:)
  73         name: NSControlTextDidChangeNotification
  74         object: o_stream_address];
  75     [[NSNotificationCenter defaultCenter] addObserver: self
  76         selector: @selector(outputInfoChanged:)
  77         name: NSControlTextDidChangeNotification
  78         object: o_stream_port];
  79     [[NSNotificationCenter defaultCenter] addObserver: self
  80         selector: @selector(TTLChanged:)
  81         name: NSControlTextDidChangeNotification
  82         object: o_stream_ttl];
  83     [[NSNotificationCenter defaultCenter] addObserver: self
  84         selector: @selector(transcodeInfoChanged:)
  85         name: NSControlTextDidChangeNotification
  86         object: o_transcode_video_bitrate];
  87     [[NSNotificationCenter defaultCenter] addObserver: self
  88         selector: @selector(transcodeInfoChanged:)
  89         name: NSControlTextDidChangeNotification
  90         object: o_transcode_video_scale];
  91     [[NSNotificationCenter defaultCenter] addObserver: self
  92         selector: @selector(transcodeInfoChanged:)
  93         name: NSControlTextDidChangeNotification
  94         object: o_transcode_audio_bitrate];
  95     [[NSNotificationCenter defaultCenter] addObserver: self
  96         selector: @selector(transcodeInfoChanged:)
  97         name: NSControlTextDidChangeNotification
  98         object: o_transcode_audio_channels];
  99     [[NSNotificationCenter defaultCenter] addObserver: self
 100         selector: @selector(transcodeInfoChanged:)
 101         name: NSControlTextDidChangeNotification
 102         object: o_channel_name];
 103     [[NSNotificationCenter defaultCenter] addObserver: self
 104         selector: @selector(transcodeInfoChanged:)
 105         name: NSControlTextDidChangeNotification
 106         object: o_sdp_url];
 107
 108     [o_mux_selector setAutoenablesItems: NO];
 109     [self transcodeChanged:nil];
 110 }
 111
 112 - (void)initStrings
 113 {
 114     NSArray *o_muxers = [NSArray arrayWithObjects: @"MPEG TS", @"MPEG PS", @"MPEG 1",
 115         @"Ogg", @"AVI", @"ASF", @"MPEG 4", @"Quicktime", @"Raw", nil];
 116     NSArray *o_a_channels = [NSArray arrayWithObjects: @"1", @"2", @"4", @"6", nil];
 117     NSArray *o_a_bitrates = [NSArray arrayWithObjects: @"16", @"32", @"64", @"96",
 118         @"128", @"192", @"256", @"512", nil];
 119     NSArray *o_v_bitrates = [NSArray arrayWithObjects: @"16", @"32", @"64", @"96",
 120         @"128", @"192", @"256", @"384", @"512", @"768", @"1024", @"2048", @"3072", nil];
 121     NSArray *o_v_scales = [NSArray arrayWithObjects: @"0.25",@"0.5",@"0.75",@"1",@"1.25",@"1.5",@"1.75",@"2",nil];
 122     NSArray *o_a_codecs = [NSArray arrayWithObjects: @"mpga", @"mp3 ", @"mp4a", @"a52 ", @"vorb", @"flac", @"spx ", nil];
 123     NSArray *o_v_codecs = [NSArray arrayWithObjects: @"mp1v", @"mp2v", @"mp4v", @"DIV1",
 124         @"DIV2", @"DIV3", @"h263", @"h264", @"WMV1", @"WMV2", @"MJPG", @"theo", nil];
 125
 126     [o_output_ckbox setTitle: _NS("Streaming/Saving:")];
 127     [o_output_settings setTitle: _NS("Settings...")];
 128     [o_btn_ok setTitle: _NS("OK")];
 129
 130     [o_options_lbl setTitle: _NS("Streaming and Transcoding Options")];
 131     [o_display setTitle: _NS("Display the stream locally")];
 132     [[o_method cellAtRow:0 column:0] setTitle: _NS("File")];
 133     [[o_method cellAtRow:1 column:0] setTitle: _NS("Stream")];
 134     [o_dump_chkbox setTitle: _NS("Dump raw input")];
 135     [o_btn_browse setTitle: _NS("Browse...")];
 136     [o_stream_address_lbl setStringValue: _NS("Address")];
 137     [o_stream_port_lbl setStringValue: _NS("Port")];
 138     [o_stream_ttl_lbl setStringValue: @"TTL"];
 139     [[o_stream_type itemAtIndex: 0] setTitle: @"HTTP"];
 140     [[o_stream_type itemAtIndex: 1] setTitle: @"MMSH"];
 141     [[o_stream_type itemAtIndex: 2] setTitle: @"UDP"];
 142     [[o_stream_type itemAtIndex: 3] setTitle: @"RTP"];
 143     [o_stream_type_lbl setStringValue: _NS("Type")];
 144
 145     [o_mux_lbl setStringValue: _NS("Encapsulation Method")];
 146     [o_mux_selector removeAllItems];
 147     [o_mux_selector addItemsWithTitles: o_muxers];
 148
 149     [o_transcode_lbl setTitle: _NS("Transcoding options")];
 150     [o_transcode_video_chkbox setTitle: _NS("Video")];
 151     [o_transcode_video_selector removeAllItems];
 152     [o_transcode_video_selector addItemsWithTitles: o_v_codecs];
 153     [o_transcode_video_bitrate_lbl setStringValue: _NS("Bitrate (kb/s)")];
 154     [o_transcode_video_bitrate removeAllItems];
 155     [o_transcode_video_bitrate addItemsWithObjectValues: o_v_bitrates];
 156     [o_transcode_video_scale_lbl setStringValue: _NS("Scale")];
 157     [o_transcode_video_scale removeAllItems];
 158     [o_transcode_video_scale addItemsWithObjectValues: o_v_scales];
 159     [o_transcode_video_scale selectItemWithObjectValue: @"1"];
 160     [o_transcode_audio_chkbox setTitle: _NS("Audio")];
 161     [o_transcode_audio_selector removeAllItems];
 162     [o_transcode_audio_selector addItemsWithTitles: o_a_codecs];
 163     [o_transcode_audio_bitrate_lbl setStringValue: _NS("Bitrate (kb/s)")];
 164     [o_transcode_audio_bitrate removeAllItems];
 165     [o_transcode_audio_bitrate addItemsWithObjectValues: o_a_bitrates];
 166     [o_transcode_audio_channels_lbl setStringValue: _NS("Channels")];
 167     [o_transcode_audio_channels removeAllItems];
 168     [o_transcode_audio_channels addItemsWithObjectValues: o_a_channels];
 169
 170     [o_misc_lbl setTitle: _NS("Stream Announcing")];
 171     [o_sap_chkbox setTitle: _NS("SAP announce")];
 172     [o_rtsp_chkbox setTitle: _NS("RTSP announce")];
 173     [o_http_chkbox setTitle:_NS("HTTP announce")];
 174     [o_file_chkbox setTitle:_NS("Export SDP as file")];
 175
 176     [o_channel_name_lbl setStringValue: _NS("Channel Name")];
 177     [o_sdp_url_lbl setStringValue: _NS("SDP URL")];
 178 }
 179
 180 - (IBAction)outputChanged:(id)sender;
 181 {
 182     if ([o_output_ckbox state] == NSOnState)
 183         [o_output_settings setEnabled:YES];
 184     else
 185         [o_output_settings setEnabled:NO];
 186 }
 187
 188 - (IBAction)outputSettings:(id)sender
 189 {
 190     [NSApp beginSheet: o_output_sheet
 191         modalForWindow: o_open_panel
 192         modalDelegate: self
 193         didEndSelector: NULL
 194         contextInfo: nil];
 195 }
 196
 197 - (IBAction)outputCloseSheet:(id)sender
 198 {
 199     [o_output_sheet orderOut:sender];
 200     [NSApp endSheet: o_output_sheet];
 201 }
 202
 203 - (void)outputMethodChanged:(NSNotification *)o_notification
 204 {
 205     NSString *o_mode;
 206     o_mode = [[o_method selectedCell] title];
 207
 208     [o_sap_chkbox setEnabled: NO];
 209     [o_http_chkbox setEnabled: NO];
 210     [o_rtsp_chkbox setEnabled: NO];
 211     [o_file_chkbox setEnabled: NO];
 212     [o_channel_name setEnabled: NO];
 213     [o_sdp_url setEnabled: NO];
 214     [[o_mux_selector itemAtIndex: 0] setEnabled: YES];
 215
 216     if ([o_mode isEqualToString: _NS("File")]) {
 217         [o_file_field setEnabled: YES];
 218         [o_btn_browse setEnabled: YES];
 219         [o_dump_chkbox setEnabled: YES];
 220         [o_stream_address setEnabled: NO];
 221         [o_stream_port setEnabled: NO];
 222         [o_stream_ttl setEnabled: NO];
 223         [o_stream_port_stp setEnabled: NO];
 224         [o_stream_ttl_stp setEnabled: NO];
 225         [o_stream_type setEnabled: NO];
 226         [o_mux_selector setEnabled: YES];
 227         [[o_mux_selector itemAtIndex: 1] setEnabled: YES]; // MPEG PS
 228         [[o_mux_selector itemAtIndex: 2] setEnabled: YES]; // MPEG 1
 229         [[o_mux_selector itemAtIndex: 3] setEnabled: YES]; // Ogg
 230         [[o_mux_selector itemAtIndex: 4] setEnabled: YES]; // AVI
 231         [[o_mux_selector itemAtIndex: 5] setEnabled: YES]; // ASF
 232         [[o_mux_selector itemAtIndex: 6] setEnabled: YES]; // MPEG 4
 233         [[o_mux_selector itemAtIndex: 7] setEnabled: YES]; // QuickTime
 234         [[o_mux_selector itemAtIndex: 8] setEnabled: YES]; // Raw
 235     } else if ([o_mode isEqualToString: _NS("Stream")]) {
 236         [o_file_field setEnabled: NO];
 237         [o_dump_chkbox setEnabled: NO];
 238         [o_btn_browse setEnabled: NO];
 239         [o_stream_port setEnabled: YES];
 240         [o_stream_port_stp setEnabled: YES];
 241         [o_stream_type setEnabled: YES];
 242         [o_mux_selector setEnabled: YES];
 243
 244         o_mode = [o_stream_type titleOfSelectedItem];
 245
 246         if ([o_mode isEqualToString: @"HTTP"]) {
 247             [o_stream_address setEnabled: YES];
 248             [o_stream_ttl setEnabled: NO];
 249             [o_stream_ttl_stp setEnabled: NO];
 250             [[o_mux_selector itemAtIndex: 1] setEnabled: YES];
 251             [[o_mux_selector itemAtIndex: 2] setEnabled: YES];
 252             [[o_mux_selector itemAtIndex: 3] setEnabled: YES];
 253             [[o_mux_selector itemAtIndex: 4] setEnabled: NO];
 254             [[o_mux_selector itemAtIndex: 5] setEnabled: YES];
 255             [[o_mux_selector itemAtIndex: 6] setEnabled: NO];
 256             [[o_mux_selector itemAtIndex: 7] setEnabled: NO];
 257             [[o_mux_selector itemAtIndex: 8] setEnabled: YES];
 258         } else if ([o_mode isEqualToString: @"MMSH"]) {
 259             [o_stream_address setEnabled: YES];
 260             [o_stream_ttl setEnabled: NO];
 261             [o_stream_ttl_stp setEnabled: NO];
 262             [[o_mux_selector itemAtIndex: 0] setEnabled: NO];
 263             [[o_mux_selector itemAtIndex: 1] setEnabled: NO];
 264             [[o_mux_selector itemAtIndex: 2] setEnabled: NO];
 265             [[o_mux_selector itemAtIndex: 3] setEnabled: NO];
 266             [[o_mux_selector itemAtIndex: 4] setEnabled: NO];
 267             [[o_mux_selector itemAtIndex: 5] setEnabled: YES];
 268             [[o_mux_selector itemAtIndex: 6] setEnabled: NO];
 269             [[o_mux_selector itemAtIndex: 7] setEnabled: NO];
 270             [[o_mux_selector itemAtIndex: 8] setEnabled: NO];
 271             [o_mux_selector selectItemAtIndex: 5];
 272         } else if ([o_mode isEqualToString: @"UDP"]) {
 273             [o_stream_address setEnabled: YES];
 274             [o_stream_ttl setEnabled: YES];
 275             [o_stream_ttl_stp setEnabled: YES];
 276             [[o_mux_selector itemAtIndex: 1] setEnabled: NO];
 277             [[o_mux_selector itemAtIndex: 2] setEnabled: NO];
 278             [[o_mux_selector itemAtIndex: 3] setEnabled: NO];
 279             [[o_mux_selector itemAtIndex: 4] setEnabled: NO];
 280             [[o_mux_selector itemAtIndex: 5] setEnabled: NO];
 281             [[o_mux_selector itemAtIndex: 6] setEnabled: NO];
 282             [[o_mux_selector itemAtIndex: 7] setEnabled: NO];
 283             [[o_mux_selector itemAtIndex: 8] setEnabled: YES];
 284             [o_sap_chkbox setEnabled: YES];
 285             [o_channel_name setEnabled: YES];
 286         } else if ([o_mode isEqualToString: @"RTP"]) {
 287             [o_stream_address setEnabled: YES];
 288             [o_stream_ttl setEnabled: YES];
 289             [o_stream_ttl_stp setEnabled: YES];
 290             [[o_mux_selector itemAtIndex: 0] setEnabled: NO];
 291             [[o_mux_selector itemAtIndex: 1] setEnabled: NO];
 292             [[o_mux_selector itemAtIndex: 2] setEnabled: NO];
 293             [[o_mux_selector itemAtIndex: 3] setEnabled: NO];
 294             [[o_mux_selector itemAtIndex: 4] setEnabled: NO];
 295             [[o_mux_selector itemAtIndex: 5] setEnabled: NO];
 296             [[o_mux_selector itemAtIndex: 6] setEnabled: NO];
 297             [[o_mux_selector itemAtIndex: 7] setEnabled: NO];
 298             [[o_mux_selector itemAtIndex: 8] setEnabled: YES];
 299             [o_mux_selector selectItemAtIndex: 8];
 300             [o_sap_chkbox setEnabled: YES];
 301             [o_rtsp_chkbox setEnabled: YES];
 302             [o_http_chkbox setEnabled: YES];
 303             [o_file_chkbox setEnabled: YES];
 304             [o_channel_name setEnabled: YES];
 305         }
 306     }
 307
 308     if (![[o_mux_selector selectedItem] isEnabled] && ![o_mode isEqualToString: @"RTP"])
 309         [o_mux_selector selectItemAtIndex: 0];
 310     else if (![[o_mux_selector selectedItem] isEnabled] && [o_mode isEqualToString: @"RTP"])
 311         [o_mux_selector selectItemAtIndex: 8];
 312
 313     [self outputInfoChanged: nil];
 314 }
 315
 316 - (void)outputInfoChanged:(NSNotification *)o_notification
 317 {
 318     NSString *o_mode, *o_mux, *o_mux_string;
 319     NSMutableString *o_announce = [NSMutableString stringWithString:@""];
 320     NSMutableString *o_mrl_string = [NSMutableString stringWithString:@":sout=#"];
 321     NSArray *o_sout_options;
 322
 323     [o_mrl_string appendString: o_transcode];
 324     if ([o_display state] == NSOnState)
 325         [o_mrl_string appendString: @"duplicate{dst=display,dst="];
 326
 327     o_mode = [[o_method selectedCell] title];
 328     o_mux = [o_mux_selector titleOfSelectedItem];
 329
 330     if ([o_mux isEqualToString: @"AVI"]) o_mux_string = @"avi";
 331     else if ([o_mux isEqualToString: @"Ogg"]) o_mux_string = @"ogg";
 332     else if ([o_mux isEqualToString: @"MPEG PS"]) o_mux_string = @"ps";
 333     else if ([o_mux isEqualToString: @"MPEG 4"]) o_mux_string = @"mp4";
 334     else if ([o_mux isEqualToString: @"MPEG 1"]) o_mux_string = @"mpeg1";
 335     else if ([o_mux isEqualToString: @"Quicktime"]) o_mux_string = @"mov";
 336     else if ([o_mux isEqualToString: @"ASF"]) o_mux_string = @"asf";
 337     else if ([o_mux isEqualToString: @"Raw"]) o_mux_string = @"raw";
 338     else o_mux_string = @"ts";
 339
 340     if ([o_mode isEqualToString: _NS("File")]) {
 341         if ([o_dump_chkbox state] == NSOnState) {
 342             NSMutableArray * o_sout_options;
 343             o_sout_options = [NSArray arrayWithObjects:
 344                                     @":demux=dump",
 345                                     [NSString stringWithFormat:
 346                                     @":demuxdump-file=%@",
 347                                     [o_file_field stringValue]],
 348                                     nil];
 349             [self setSoutMRL:o_sout_options];
 350             return;
 351         } else
 352                 [o_mrl_string appendFormat: @"std{access=file,mux=%@,dst=\"%@\"}", o_mux_string, [o_file_field stringValue]];
 353     }
 354     else if ([o_mode isEqualToString: _NS("Stream")]) {
 355         o_mode = [o_stream_type titleOfSelectedItem];
 356
 357         if ([o_mode isEqualToString: @"HTTP"])
 358             o_mode = @"http";
 359         else if ([o_mode isEqualToString: @"MMSH"]) {
 360             if ([o_mux isEqualToString: @"ASF"])
 361                 o_mux_string = @"asfh";
 362             o_mode = @"mmsh";
 363         } else if ([o_mode isEqualToString: @"UDP"]) {
 364             o_mode = @"udp";
 365             if ([o_sap_chkbox state] == NSOnState) {
 366                 if (![[o_channel_name stringValue] isEqualToString: @""])
 367                     [o_announce appendFormat:@",sap,name=%@", [o_channel_name stringValue]];
 368                 else
 369                     [o_announce appendFormat:@",sap"];
 370             }
 371         }
 372         if (![o_mode isEqualToString: @"RTP"]) {
 373             /* split up the hostname and the following path to paste the
 374              * port correctly. Not need, if there isn't any path following the
 375              * hostname. */
 376             NSArray * o_urlItems = [[o_stream_address stringValue] componentsSeparatedByString: @"/"];
 377             NSMutableString * o_finalStreamAddress;
 378             o_finalStreamAddress = [[NSMutableString alloc] init];
 379
 380             if ([o_urlItems count] == 1)
 381                 [o_finalStreamAddress appendFormat: @"\"%@:%@\"", [o_stream_address stringValue],[o_stream_port stringValue]];
 382             else {
 383                 [o_finalStreamAddress appendFormat: @"\"%@:%@", [o_urlItems objectAtIndex: 0], [o_stream_port stringValue]];
 384                 NSUInteger itemCount = [o_urlItems count];
 385                 for (NSUInteger x = 0; x < itemCount; x++)
 386                     [o_finalStreamAddress appendFormat: @"/%@", [o_urlItems objectAtIndex: x]];
 387                 [o_finalStreamAddress appendString: @"\""];
 388             }
 389
 390             [o_mrl_string appendFormat:
 391                         @"std{access=%@,mux=%@,dst=%@%@}",
 392                         o_mode, o_mux_string, o_finalStreamAddress, o_announce];
 393         } else {
 394             NSString * o_stream_name;
 395
 396             if (![[o_channel_name stringValue] isEqualToString: @""])
 397                 o_stream_name = [NSString stringWithFormat:@",name=%@", [o_channel_name stringValue]];
 398             else
 399                 o_stream_name = @"";
 400
 401             if ([o_sap_chkbox state] == NSOnState)
 402                 [o_announce appendString: @",sdp=sap"];
 403
 404             if ([o_rtsp_chkbox state] == NSOnState)
 405                 [o_announce appendFormat:@",sdp=\"rtsp://%@\"",[o_sdp_url stringValue]];
 406
 407             if ([o_http_chkbox state] == NSOnState)
 408                 [o_announce appendFormat:@",sdp=\"http://%@\"",[o_sdp_url stringValue]];
 409
 410             if ([o_file_chkbox state] == NSOnState)
 411                 [o_announce appendFormat:@",sdp=\"file://%@\"",[o_sdp_url stringValue]];
 412
 413             [o_mrl_string appendFormat:
 414                         @"rtp{dst=\"%@\",port=%@%@%@}",[o_stream_address stringValue],
 415                         [o_stream_port stringValue], o_stream_name, o_announce];
 416         }
 417
 418     }
 419     if ([o_display state] == NSOnState)
 420         [o_mrl_string appendString: @"}"];
 421
 422     o_sout_options = [NSArray arrayWithObjects: o_mrl_string,nil];
 423     [self setSoutMRL:o_sout_options];
 424 }
 425
 426 - (void)TTLChanged:(NSNotification *)o_notification
 427 {
 428     intf_thread_t * p_intf = VLCIntf;
 429     config_PutInt(p_intf, "ttl", [o_stream_ttl intValue]);
 430 }
 431
 432 - (IBAction)outputFileBrowse:(id)sender
 433 {
 434     NSSavePanel *o_save_panel = [NSSavePanel savePanel];
 435     NSString *o_mux_string;
 436     if ([[o_mux_selector titleOfSelectedItem] isEqualToString: @"MPEG PS"])
 437         o_mux_string = @"vob";
 438     else if ([[o_mux_selector titleOfSelectedItem] isEqualToString: @"MPEG 1"])
 439         o_mux_string = @"mpg";
 440     else if ([[o_mux_selector titleOfSelectedItem] isEqualToString: @"AVI"])
 441         o_mux_string = @"avi";
 442     else if ([[o_mux_selector titleOfSelectedItem] isEqualToString: @"ASF"])
 443         o_mux_string = @"asf";
 444     else if ([[o_mux_selector titleOfSelectedItem] isEqualToString: @"Ogg"])
 445         o_mux_string = @"ogm";
 446     else if ([[o_mux_selector titleOfSelectedItem] isEqualToString: @"MPEG 4"])
 447         o_mux_string = @"mp4";
 448     else if ([[o_mux_selector titleOfSelectedItem] isEqualToString: @"Quicktime"])
 449         o_mux_string = @"mov";
 450     else if ([[o_mux_selector titleOfSelectedItem] isEqualToString: @"Raw"])
 451         o_mux_string = @"raw";
 452     else
 453         o_mux_string = @"ts";
 454
 455     NSString * o_name = [NSString stringWithFormat: @"vlc-output.%@",
 456                          o_mux_string];
 457
 458     [o_save_panel setTitle: _NS("Save File")];
 459     [o_save_panel setPrompt: _NS("Save")];
 460     [o_save_panel setNameFieldStringValue: o_name];
 461
 462     if ([o_save_panel runModal] == NSFileHandlingPanelOKButton) {
 463         NSString *o_filename = [[o_save_panel URL] path];
 464         [o_file_field setStringValue: o_filename];
 465         [self outputInfoChanged: nil];
 466     }
 467 }
 468
 469 - (IBAction)streamPortStepperChanged:(id)sender
 470 {
 471     [o_stream_port setIntValue: [o_stream_port_stp intValue]];
 472     [self outputInfoChanged: nil];
 473 }
 474
 475 - (IBAction)streamTTLStepperChanged:(id)sender
 476 {
 477     [o_stream_ttl setIntValue: [o_stream_ttl_stp intValue]];
 478     [self TTLChanged:nil];
 479 }
 480
 481 - (void)transcodeChanged:(NSNotification *)o_notification
 482 {
 483     if ([o_transcode_video_chkbox state] == NSOnState) {
 484         [o_transcode_video_selector setEnabled: YES];
 485         [o_transcode_video_bitrate setEnabled: YES];
 486         [o_transcode_video_scale setEnabled: YES];
 487     } else {
 488         [o_transcode_video_selector setEnabled: NO];
 489         [o_transcode_video_bitrate setEnabled: NO];
 490         [o_transcode_video_scale setEnabled: NO];
 491     }
 492     if ([o_transcode_audio_chkbox state] == NSOnState) {
 493         [o_transcode_audio_selector setEnabled: YES];
 494         [o_transcode_audio_bitrate setEnabled: YES];
 495         [o_transcode_audio_channels setEnabled: YES];
 496     } else {
 497         [o_transcode_audio_selector setEnabled: NO];
 498         [o_transcode_audio_bitrate setEnabled: NO];
 499         [o_transcode_audio_channels setEnabled: NO];
 500     }
 501
 502     [self transcodeInfoChanged:nil];
 503 }
 504
 505 - (void)transcodeInfoChanged:(NSNotification *)o_notification
 506 {
 507     NSMutableString *o_transcode_string = [NSMutableString stringWithCapacity:200];
 508
 509     if ([o_transcode_video_chkbox state] == NSOnState ||
 510         [o_transcode_audio_chkbox state] == NSOnState) {
 511         [o_transcode_string appendString:@"transcode{"];
 512         if ([o_transcode_video_chkbox state] == NSOnState) {
 513             [o_transcode_string appendFormat: @"vcodec=\"%@\",vb=\"%@\"" \
 514                                                             ",scale=\"%@\"",
 515                 [o_transcode_video_selector titleOfSelectedItem],
 516                 [o_transcode_video_bitrate stringValue],
 517                 [o_transcode_video_scale stringValue]];
 518             if ([o_transcode_audio_chkbox state] == NSOnState)
 519                 [o_transcode_string appendString: @","];
 520         }
 521         if ([o_transcode_audio_chkbox state] == NSOnState) {
 522             [o_transcode_string appendFormat: @"acodec=\"%@\",ab=\"%@\"",
 523                 [o_transcode_audio_selector titleOfSelectedItem],
 524                 [o_transcode_audio_bitrate stringValue]];
 525             if (![[o_transcode_audio_channels stringValue] isEqualToString: @""])
 526                 [o_transcode_string appendFormat: @",channels=\"%@\"", [o_transcode_audio_channels stringValue]];
 527         }
 528         [o_transcode_string appendString:@"}:"];
 529     }
 530     else
 531         [o_transcode_string setString: @""];
 532
 533     [self setTranscode: o_transcode_string];
 534     [self outputInfoChanged:nil];
 535 }
 536
 537 - (IBAction)announceChanged:(id)sender
 538 {
 539     NSString *o_mode;
 540     o_mode = [[o_stream_type selectedCell] title];
 541     [o_channel_name setEnabled: [o_sap_chkbox state] ||
 542                 [o_mode isEqualToString: @"RTP"]];
 543
 544     if ([o_mode isEqualToString: @"RTP"]) {
 545 /*        if ([[sender title] isEqualToString: _NS("SAP announce")]) {
 546             [o_rtsp_chkbox setState:NSOffState];
 547             [o_http_chkbox setState:NSOffState];
 548         }*/
 549         if ([[sender title] isEqualToString:_NS("RTSP announce")]) {
 550 //            [o_sap_chkbox setState:NSOffState];
 551             [o_http_chkbox setState:NSOffState];
 552             [o_file_chkbox setState:NSOffState];
 553         } else if ([[sender title] isEqualToString:_NS("HTTP announce")]) {
 554 //            [o_sap_chkbox setState:NSOffState];
 555             [o_rtsp_chkbox setState:NSOffState];
 556             [o_file_chkbox setState:NSOffState];
 557         } else if ([[sender title] isEqualToString:_NS("Export SDP as file")]) {
 558             [o_rtsp_chkbox setState:NSOffState];
 559             [o_http_chkbox setState:NSOffState];
 560         }
 561
 562         if ([o_rtsp_chkbox state] == NSOnState ||
 563             [o_http_chkbox state] == NSOnState ||
 564             [o_file_chkbox state] == NSOnState)
 565             [o_sdp_url setEnabled: YES];
 566         else
 567             [o_sdp_url setEnabled: NO];
 568     }
 569     [self outputInfoChanged: nil];
 570 }
 571
 572 @end