git.sesse.net Git - vlc/blob - projects/macosx/framework/Sources/VLCStreamOutput.m

   1 /*****************************************************************************
   2  * VLCStreamOutput.m: VLCKit.framework VLCStreamOutput implementation
   3  *****************************************************************************
   4  * Copyright (C) 2008 Pierre d'Herbemont
   5  * Copyright (C) 2008 the VideoLAN team
   6  * $Id$
   7  *
   8  * Authors: Pierre d'Herbemont <pdherbemont # videolan.org>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  23  *****************************************************************************/
  24
  25 #import "VLCStreamOutput.h"
  26 #import "VLCLibVLCBridging.h"
  27
  28 @implementation VLCStreamOutput
  29 - (id)initWithOptionDictionary:(NSDictionary *)dictionary
  30 {
  31     if( self = [super init] )
  32     {
  33         options = [[NSMutableDictionary dictionaryWithDictionary:dictionary] retain];
  34     }
  35     return self;
  36 }
  37 - (NSString *)description
  38 {
  39     return [self representedLibVLCOptions];
  40 }
  41 + (id)streamOutputWithOptionDictionary:(NSDictionary *)dictionary
  42 {
  43     return [[[self alloc] initWithOptionDictionary:dictionary] autorelease];
  44 }
  45 + (id)rtpBroadcastStreamOutputWithSAPAnnounce:(NSString *)announceName
  46 {
  47     return [self streamOutputWithOptionDictionary:[NSDictionary dictionaryWithObjectsAndKeys:
  48                                             [NSDictionary dictionaryWithObjectsAndKeys:
  49                                                 @"ts", @"muxer",
  50                                                 @"file", @"access",
  51                                                 @"sap", @"sdp",
  52                                                 [announceName copy], @"name",
  53                                                 @"239.255.1.1", @"destination", nil
  54                                             ], @"rtpOptions",
  55                                             nil
  56                                             ]
  57                                         ];
  58 }
  59
  60 + (id)rtpBroadcastStreamOutput
  61 {
  62     return [self rtpBroadcastStreamOutputWithSAPAnnounce:@"Helloworld!"];
  63 }
  64
  65 + (id)ipodStreamOutputWithFilePath:(NSString *)filePath
  66 {
  67     return [self streamOutputWithOptionDictionary:[NSDictionary dictionaryWithObjectsAndKeys:
  68                                             [NSDictionary dictionaryWithObjectsAndKeys:
  69                                                 @"mp4v", @"videoCodec",
  70                                                 @"1024",  @"videoBitrate",
  71                                                 @"mp4a", @"audioCodec",
  72                                                 @"192", @"audioBitrate",
  73                                                 @"2",   @"channels",
  74                                                 @"320", @"width",
  75                                                 @"240", @"canvasHeight",
  76                                                 @"Yes", @"audio-sync",
  77                                                 nil
  78                                             ], @"transcodingOptions",
  79                                             [NSDictionary dictionaryWithObjectsAndKeys:
  80                                                 @"mp4", @"muxer",
  81                                                 @"file", @"access",
  82                                                 [filePath copy], @"destination", nil
  83                                             ], @"outputOptions",
  84                                             nil
  85                                             ]
  86                                         ];
  87 }
  88
  89 + (id)mpeg4StreamOutputWithFilePath:(NSString *)filePath
  90 {
  91     return [self streamOutputWithOptionDictionary:[NSDictionary dictionaryWithObjectsAndKeys:
  92                                             [NSDictionary dictionaryWithObjectsAndKeys:
  93                                                 @"mp4v", @"videoCodec",
  94                                                 @"1024",  @"videoBitrate",
  95                                                 @"mp4a", @"audioCodec",
  96                                                 @"192", @"audioBitrate",
  97                                                 nil
  98                                             ], @"transcodingOptions",
  99                                             [NSDictionary dictionaryWithObjectsAndKeys:
 100                                                 @"mp4", @"muxer",
 101                                                 @"file", @"access",
 102                                                 [filePath copy], @"destination", nil
 103                                             ], @"outputOptions",
 104                                             nil
 105                                             ]
 106                                         ];
 107 }
 108
 109 + (id)streamOutputWithFilePath:(NSString *)filePath
 110 {
 111     return [self streamOutputWithOptionDictionary:[NSDictionary dictionaryWithObjectsAndKeys:
 112                                             [NSDictionary dictionaryWithObjectsAndKeys:
 113                                                 @"ps", @"muxer",
 114                                                 @"file", @"access",
 115                                                 [filePath copy], @"destination", nil
 116                                             ], @"outputOptions",
 117                                             nil
 118                                             ]
 119                                         ];
 120 }
 121
 122 + (id)mpeg2StreamOutputWithFilePath:(NSString *)filePath;
 123 {
 124     return [self streamOutputWithOptionDictionary:[NSDictionary dictionaryWithObjectsAndKeys:
 125                                             [NSDictionary dictionaryWithObjectsAndKeys:
 126                                                 @"mp2v", @"videoCodec",
 127                                                 @"1024", @"videoBitrate",
 128                                                 @"mp2a",   @"audioCodec",
 129                                                 @"128",   @"audioBitrate",
 130                                                 @"Yes",   @"audio-sync",
 131                                                 nil
 132                                             ], @"transcodingOptions",
 133                                             [NSDictionary dictionaryWithObjectsAndKeys:
 134                                                 @"mpeg", @"muxer",
 135                                                 @"file", @"access",
 136                                                 [filePath copy], @"destination", nil
 137                                             ], @"outputOptions",
 138                                             nil
 139                                             ]
 140                                         ];
 141 }
 142 @end
 143
 144 @implementation VLCStreamOutput (LibVLCBridge)
 145 - (NSString *)representedLibVLCOptions
 146 {
 147     NSString * representedOptions;
 148     NSMutableArray * subOptions = [NSMutableArray array];
 149     NSMutableArray * optionsAsArray = [NSMutableArray array];
 150     NSDictionary * transcodingOptions = [options objectForKey:@"transcodingOptions"];
 151     if( transcodingOptions )
 152     {
 153         NSString * videoCodec = [transcodingOptions objectForKey:@"videoCodec"];
 154         NSString * audioCodec = [transcodingOptions objectForKey:@"audioCodec"];
 155         NSString * videoBitrate = [transcodingOptions objectForKey:@"videoBitrate"];
 156         NSString * audioBitrate = [transcodingOptions objectForKey:@"audioBitrate"];
 157         NSString * channels = [transcodingOptions objectForKey:@"channels"];
 158         NSString * height = [transcodingOptions objectForKey:@"height"];
 159         NSString * canvasHeight = [transcodingOptions objectForKey:@"canvasHeight"];
 160         NSString * width = [transcodingOptions objectForKey:@"width"];
 161         NSString * audioSync = [transcodingOptions objectForKey:@"audioSync"];
 162         NSString * videoEncoder = [transcodingOptions objectForKey:@"videoEncoder"];
 163         if( videoEncoder )   [subOptions addObject:[NSString stringWithFormat:@"venc=%@", videoEncoder]];
 164         if( videoCodec )   [subOptions addObject:[NSString stringWithFormat:@"vcodec=%@", videoCodec]];
 165         if( videoBitrate ) [subOptions addObject:[NSString stringWithFormat:@"vb=%@", videoBitrate]];
 166         if( width ) [subOptions addObject:[NSString stringWithFormat:@"width=%@", width]];
 167         if( height ) [subOptions addObject:[NSString stringWithFormat:@"height=%@", height]];
 168         if( canvasHeight ) [subOptions addObject:[NSString stringWithFormat:@"canvas-height=%@", canvasHeight]];
 169         if( audioCodec )   [subOptions addObject:[NSString stringWithFormat:@"acodec=%@", audioCodec]];
 170         if( audioBitrate ) [subOptions addObject:[NSString stringWithFormat:@"ab=%@", audioBitrate]];
 171         if( channels ) [subOptions addObject:[NSString stringWithFormat:@"channels=%@", channels]];
 172         if( audioSync ) [subOptions addObject:[NSString stringWithFormat:@"audioSync", width]];
 173         [optionsAsArray addObject: [NSString stringWithFormat:@"transcode{%@}", [subOptions componentsJoinedByString:@","]]];
 174         [subOptions removeAllObjects];
 175     }
 176
 177     NSDictionary * outputOptions = [options objectForKey:@"outputOptions"];
 178     if( outputOptions )
 179     {
 180         NSString * muxer = [outputOptions objectForKey:@"muxer"];
 181         NSString * destination = [outputOptions objectForKey:@"destination"];
 182         NSString * url = [outputOptions objectForKey:@"url"];
 183         NSString * access = [outputOptions objectForKey:@"access"];
 184         if( muxer )       [subOptions addObject:[NSString stringWithFormat:@"mux=%@", muxer]];
 185         if( destination ) [subOptions addObject:[NSString stringWithFormat:@"dst=\"%@\"", [destination stringByReplacingOccurrencesOfString:@"\"" withString:@"\\\""]]];
 186         if( url ) [subOptions addObject:[NSString stringWithFormat:@"url=\"%@\"", [url stringByReplacingOccurrencesOfString:@"\"" withString:@"\\\""]]];
 187         if( access )      [subOptions addObject:[NSString stringWithFormat:@"access=%@", access]];
 188         [optionsAsArray addObject:[NSString stringWithFormat:@"std{%@}", [subOptions componentsJoinedByString:@","]]];
 189         [subOptions removeAllObjects];
 190     }
 191
 192     NSDictionary * rtpOptions = [options objectForKey:@"rtpOptions"];
 193     if( rtpOptions )
 194     {
 195         NSString * muxer = [rtpOptions objectForKey:@"muxer"];
 196         NSString * destination = [rtpOptions objectForKey:@"destination"];
 197         NSString * sdp = [rtpOptions objectForKey:@"sdp"];
 198         NSString * name = [rtpOptions objectForKey:@"name"];
 199         if( muxer )       [subOptions addObject:[NSString stringWithFormat:@"muxer=%@", muxer]];
 200         if( destination ) [subOptions addObject:[NSString stringWithFormat:@"dst=%@", destination]];
 201         if( sdp )      [subOptions addObject:[NSString stringWithFormat:@"sdp=%@", sdp]];
 202         if( name )      [subOptions addObject:[NSString stringWithFormat:@"name=\"%@\"", name]];
 203         [optionsAsArray addObject:[NSString stringWithFormat:@"rtp{%@}", [subOptions componentsJoinedByString:@","]]];
 204         [subOptions removeAllObjects];
 205     }
 206     representedOptions = [optionsAsArray componentsJoinedByString:@":"];
 207     return representedOptions;
 208 }
 209 @end