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     NSString *name = [announceName copy];
  48     id output = [self streamOutputWithOptionDictionary:[NSDictionary dictionaryWithObjectsAndKeys:
  49                                             [NSDictionary dictionaryWithObjectsAndKeys:
  50                                                 @"ts", @"muxer",
  51                                                 @"file", @"access",
  52                                                 @"sap", @"sdp",
  53                                                 name, @"name",
  54                                                 @"239.255.1.1", @"destination", nil
  55                                             ], @"rtpOptions",
  56                                             nil
  57                                             ]
  58                                         ];
  59     [name release];
  60     return output;
  61 }
  62
  63 + (id)rtpBroadcastStreamOutput
  64 {
  65     return [self rtpBroadcastStreamOutputWithSAPAnnounce:@"Helloworld!"];
  66 }
  67
  68 + (id)ipodStreamOutputWithFilePath:(NSString *)filePath
  69 {
  70     return [self streamOutputWithOptionDictionary:[NSDictionary dictionaryWithObjectsAndKeys:
  71                                             [NSDictionary dictionaryWithObjectsAndKeys:
  72                                                 @"mp4v", @"videoCodec",
  73                                                 @"1024",  @"videoBitrate",
  74                                                 @"mp4a", @"audioCodec",
  75                                                 @"192", @"audioBitrate",
  76                                                 @"2",   @"channels",
  77                                                 @"320", @"width",
  78                                                 @"240", @"canvasHeight",
  79                                                 @"Yes", @"audio-sync",
  80                                                 nil
  81                                             ], @"transcodingOptions",
  82                                             [NSDictionary dictionaryWithObjectsAndKeys:
  83                                                 @"mp4", @"muxer",
  84                                                 @"file", @"access",
  85                                                 [filePath copy], @"destination", nil
  86                                             ], @"outputOptions",
  87                                             nil
  88                                             ]
  89                                         ];
  90 }
  91
  92 + (id)mpeg4StreamOutputWithFilePath:(NSString *)filePath
  93 {
  94     return [self streamOutputWithOptionDictionary:[NSDictionary dictionaryWithObjectsAndKeys:
  95                                             [NSDictionary dictionaryWithObjectsAndKeys:
  96                                                 @"mp4v", @"videoCodec",
  97                                                 @"1024",  @"videoBitrate",
  98                                                 @"mp4a", @"audioCodec",
  99                                                 @"192", @"audioBitrate",
 100                                                 nil
 101                                             ], @"transcodingOptions",
 102                                             [NSDictionary dictionaryWithObjectsAndKeys:
 103                                                 @"mp4", @"muxer",
 104                                                 @"file", @"access",
 105                                                 [filePath copy], @"destination", nil
 106                                             ], @"outputOptions",
 107                                             nil
 108                                             ]
 109                                         ];
 110 }
 111
 112 + (id)streamOutputWithFilePath:(NSString *)filePath
 113 {
 114     return [self streamOutputWithOptionDictionary:[NSDictionary dictionaryWithObjectsAndKeys:
 115                                             [NSDictionary dictionaryWithObjectsAndKeys:
 116                                                 @"ps", @"muxer",
 117                                                 @"file", @"access",
 118                                                 [filePath copy], @"destination", nil
 119                                             ], @"outputOptions",
 120                                             nil
 121                                             ]
 122                                         ];
 123 }
 124
 125 + (id)mpeg2StreamOutputWithFilePath:(NSString *)filePath;
 126 {
 127     return [self streamOutputWithOptionDictionary:[NSDictionary dictionaryWithObjectsAndKeys:
 128                                             [NSDictionary dictionaryWithObjectsAndKeys:
 129                                                 @"mp2v", @"videoCodec",
 130                                                 @"1024", @"videoBitrate",
 131                                                 @"mp2a",   @"audioCodec",
 132                                                 @"128",   @"audioBitrate",
 133                                                 @"Yes",   @"audio-sync",
 134                                                 nil
 135                                             ], @"transcodingOptions",
 136                                             [NSDictionary dictionaryWithObjectsAndKeys:
 137                                                 @"mpeg", @"muxer",
 138                                                 @"file", @"access",
 139                                                 [filePath copy], @"destination", nil
 140                                             ], @"outputOptions",
 141                                             nil
 142                                             ]
 143                                         ];
 144 }
 145 @end
 146
 147 @implementation VLCStreamOutput (LibVLCBridge)
 148 - (NSString *)representedLibVLCOptions
 149 {
 150     NSString * representedOptions;
 151     NSMutableArray * subOptions = [NSMutableArray array];
 152     NSMutableArray * optionsAsArray = [NSMutableArray array];
 153     NSDictionary * transcodingOptions = [options objectForKey:@"transcodingOptions"];
 154     if( transcodingOptions )
 155     {
 156         NSString * videoCodec = [transcodingOptions objectForKey:@"videoCodec"];
 157         NSString * audioCodec = [transcodingOptions objectForKey:@"audioCodec"];
 158         NSString * videoBitrate = [transcodingOptions objectForKey:@"videoBitrate"];
 159         NSString * audioBitrate = [transcodingOptions objectForKey:@"audioBitrate"];
 160         NSString * channels = [transcodingOptions objectForKey:@"channels"];
 161         NSString * height = [transcodingOptions objectForKey:@"height"];
 162         NSString * canvasHeight = [transcodingOptions objectForKey:@"canvasHeight"];
 163         NSString * width = [transcodingOptions objectForKey:@"width"];
 164         NSString * audioSync = [transcodingOptions objectForKey:@"audioSync"];
 165         NSString * videoEncoder = [transcodingOptions objectForKey:@"videoEncoder"];
 166         if( videoEncoder )   [subOptions addObject:[NSString stringWithFormat:@"venc=%@", videoEncoder]];
 167         if( videoCodec )   [subOptions addObject:[NSString stringWithFormat:@"vcodec=%@", videoCodec]];
 168         if( videoBitrate ) [subOptions addObject:[NSString stringWithFormat:@"vb=%@", videoBitrate]];
 169         if( width ) [subOptions addObject:[NSString stringWithFormat:@"width=%@", width]];
 170         if( height ) [subOptions addObject:[NSString stringWithFormat:@"height=%@", height]];
 171         if( canvasHeight ) [subOptions addObject:[NSString stringWithFormat:@"canvas-height=%@", canvasHeight]];
 172         if( audioCodec )   [subOptions addObject:[NSString stringWithFormat:@"acodec=%@", audioCodec]];
 173         if( audioBitrate ) [subOptions addObject:[NSString stringWithFormat:@"ab=%@", audioBitrate]];
 174         if( channels ) [subOptions addObject:[NSString stringWithFormat:@"channels=%@", channels]];
 175         if( audioSync ) [subOptions addObject:[NSString stringWithFormat:@"audioSync", width]];
 176         [optionsAsArray addObject: [NSString stringWithFormat:@"transcode{%@}", [subOptions componentsJoinedByString:@","]]];
 177         [subOptions removeAllObjects];
 178     }
 179
 180     NSDictionary * outputOptions = [options objectForKey:@"outputOptions"];
 181     if( outputOptions )
 182     {
 183         NSString * muxer = [outputOptions objectForKey:@"muxer"];
 184         NSString * destination = [outputOptions objectForKey:@"destination"];
 185         NSString * url = [outputOptions objectForKey:@"url"];
 186         NSString * access = [outputOptions objectForKey:@"access"];
 187         if( muxer )       [subOptions addObject:[NSString stringWithFormat:@"mux=%@", muxer]];
 188         if( destination ) [subOptions addObject:[NSString stringWithFormat:@"dst=\"%@\"", [destination stringByReplacingOccurrencesOfString:@"\"" withString:@"\\\""]]];
 189         if( url ) [subOptions addObject:[NSString stringWithFormat:@"url=\"%@\"", [url stringByReplacingOccurrencesOfString:@"\"" withString:@"\\\""]]];
 190         if( access )      [subOptions addObject:[NSString stringWithFormat:@"access=%@", access]];
 191         [optionsAsArray addObject:[NSString stringWithFormat:@"std{%@}", [subOptions componentsJoinedByString:@","]]];
 192         [subOptions removeAllObjects];
 193     }
 194
 195     NSDictionary * rtpOptions = [options objectForKey:@"rtpOptions"];
 196     if( rtpOptions )
 197     {
 198         NSString * muxer = [rtpOptions objectForKey:@"muxer"];
 199         NSString * destination = [rtpOptions objectForKey:@"destination"];
 200         NSString * sdp = [rtpOptions objectForKey:@"sdp"];
 201         NSString * name = [rtpOptions objectForKey:@"name"];
 202         if( muxer )       [subOptions addObject:[NSString stringWithFormat:@"muxer=%@", muxer]];
 203         if( destination ) [subOptions addObject:[NSString stringWithFormat:@"dst=%@", destination]];
 204         if( sdp )      [subOptions addObject:[NSString stringWithFormat:@"sdp=%@", sdp]];
 205         if( name )      [subOptions addObject:[NSString stringWithFormat:@"name=\"%@\"", name]];
 206         [optionsAsArray addObject:[NSString stringWithFormat:@"rtp{%@}", [subOptions componentsJoinedByString:@","]]];
 207         [subOptions removeAllObjects];
 208     }
 209     representedOptions = [optionsAsArray componentsJoinedByString:@":"];
 210     return representedOptions;
 211 }
 212 @end