1 // 2 // libjingle 3 // Copyright 2004--2007, 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 #include "talk/examples/call/mediaenginefactory.h" 29 30 #include "talk/media/base/fakemediaengine.h" 31 #include "talk/media/base/filemediaengine.h" 32 #include "talk/media/base/mediaengine.h" 33 #include "webrtc/base/stringutils.h" 34 35 std::vector<cricket::AudioCodec> RequiredAudioCodecs() { 36 std::vector<cricket::AudioCodec> audio_codecs; 37 audio_codecs.push_back( 38 cricket::AudioCodec(9, "G722", 16000, 0, 1, 0)); 39 audio_codecs.push_back( 40 cricket::AudioCodec(0, "PCMU", 8000, 0, 1, 0)); 41 audio_codecs.push_back( 42 cricket::AudioCodec(13, "CN", 8000, 0, 1, 0)); 43 audio_codecs.push_back( 44 cricket::AudioCodec(105, "CN", 16000, 0, 1, 0)); 45 return audio_codecs; 46 } 47 48 std::vector<cricket::VideoCodec> RequiredVideoCodecs() { 49 std::vector<cricket::VideoCodec> video_codecs; 50 video_codecs.push_back( 51 cricket::VideoCodec(97, "H264", 320, 240, 30, 0)); 52 video_codecs.push_back( 53 cricket::VideoCodec(99, "H264-SVC", 640, 360, 30, 0)); 54 return video_codecs; 55 } 56 57 cricket::MediaEngineInterface* MediaEngineFactory::CreateFileMediaEngine( 58 const char* voice_in, const char* voice_out, 59 const char* video_in, const char* video_out) { 60 cricket::FileMediaEngine* file_media_engine = new cricket::FileMediaEngine; 61 // Set the RTP dump file names. 62 if (voice_in) { 63 file_media_engine->set_voice_input_filename(voice_in); 64 } 65 if (voice_out) { 66 file_media_engine->set_voice_output_filename(voice_out); 67 } 68 if (video_in) { 69 file_media_engine->set_video_input_filename(video_in); 70 } 71 if (video_out) { 72 file_media_engine->set_video_output_filename(video_out); 73 } 74 75 // Set voice and video codecs. TODO: The codecs actually depend on 76 // the the input voice and video streams. 77 file_media_engine->set_voice_codecs(RequiredAudioCodecs()); 78 file_media_engine->set_video_codecs(RequiredVideoCodecs()); 79 80 return file_media_engine; 81 } 82