1 /* 2 * libjingle 3 * Copyright 2011 Google Inc. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, 9 * this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 3. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 #ifndef TALK_APP_WEBRTC_STREAMCOLLECTION_H_ 29 #define TALK_APP_WEBRTC_STREAMCOLLECTION_H_ 30 31 #include <string> 32 #include <vector> 33 34 #include "talk/app/webrtc/peerconnectioninterface.h" 35 36 namespace webrtc { 37 38 // Implementation of StreamCollection. 39 class StreamCollection : public StreamCollectionInterface { 40 public: Create()41 static rtc::scoped_refptr<StreamCollection> Create() { 42 rtc::RefCountedObject<StreamCollection>* implementation = 43 new rtc::RefCountedObject<StreamCollection>(); 44 return implementation; 45 } 46 Create(StreamCollection * streams)47 static rtc::scoped_refptr<StreamCollection> Create( 48 StreamCollection* streams) { 49 rtc::RefCountedObject<StreamCollection>* implementation = 50 new rtc::RefCountedObject<StreamCollection>(streams); 51 return implementation; 52 } 53 count()54 virtual size_t count() { 55 return media_streams_.size(); 56 } 57 at(size_t index)58 virtual MediaStreamInterface* at(size_t index) { 59 return media_streams_.at(index); 60 } 61 find(const std::string & label)62 virtual MediaStreamInterface* find(const std::string& label) { 63 for (StreamVector::iterator it = media_streams_.begin(); 64 it != media_streams_.end(); ++it) { 65 if ((*it)->label().compare(label) == 0) { 66 return (*it); 67 } 68 } 69 return NULL; 70 } 71 FindAudioTrack(const std::string & id)72 virtual MediaStreamTrackInterface* FindAudioTrack( 73 const std::string& id) { 74 for (size_t i = 0; i < media_streams_.size(); ++i) { 75 MediaStreamTrackInterface* track = media_streams_[i]->FindAudioTrack(id); 76 if (track) { 77 return track; 78 } 79 } 80 return NULL; 81 } 82 FindVideoTrack(const std::string & id)83 virtual MediaStreamTrackInterface* FindVideoTrack( 84 const std::string& id) { 85 for (size_t i = 0; i < media_streams_.size(); ++i) { 86 MediaStreamTrackInterface* track = media_streams_[i]->FindVideoTrack(id); 87 if (track) { 88 return track; 89 } 90 } 91 return NULL; 92 } 93 AddStream(MediaStreamInterface * stream)94 void AddStream(MediaStreamInterface* stream) { 95 for (StreamVector::iterator it = media_streams_.begin(); 96 it != media_streams_.end(); ++it) { 97 if ((*it)->label().compare(stream->label()) == 0) 98 return; 99 } 100 media_streams_.push_back(stream); 101 } 102 RemoveStream(MediaStreamInterface * remove_stream)103 void RemoveStream(MediaStreamInterface* remove_stream) { 104 for (StreamVector::iterator it = media_streams_.begin(); 105 it != media_streams_.end(); ++it) { 106 if ((*it)->label().compare(remove_stream->label()) == 0) { 107 media_streams_.erase(it); 108 break; 109 } 110 } 111 } 112 113 protected: StreamCollection()114 StreamCollection() {} StreamCollection(StreamCollection * original)115 explicit StreamCollection(StreamCollection* original) 116 : media_streams_(original->media_streams_) { 117 } 118 typedef std::vector<rtc::scoped_refptr<MediaStreamInterface> > 119 StreamVector; 120 StreamVector media_streams_; 121 }; 122 123 } // namespace webrtc 124 125 #endif // TALK_APP_WEBRTC_STREAMCOLLECTION_H_ 126