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_MEDIA_WEBRTCMEDIAENGINE_H_ 29 #define TALK_MEDIA_WEBRTCMEDIAENGINE_H_ 30 31 #include <string> 32 #include <vector> 33 34 #include "talk/media/base/mediaengine.h" 35 #include "webrtc/config.h" 36 37 namespace webrtc { 38 class AudioDeviceModule; 39 } 40 namespace cricket { 41 class WebRtcVideoDecoderFactory; 42 class WebRtcVideoEncoderFactory; 43 } 44 45 namespace cricket { 46 47 class WebRtcMediaEngineFactory { 48 public: 49 static MediaEngineInterface* Create( 50 webrtc::AudioDeviceModule* adm, 51 WebRtcVideoEncoderFactory* encoder_factory, 52 WebRtcVideoDecoderFactory* decoder_factory); 53 }; 54 55 // Verify that extension IDs are within 1-byte extension range and are not 56 // overlapping. 57 bool ValidateRtpExtensions(const std::vector<RtpHeaderExtension>& extensions); 58 59 // Convert cricket::RtpHeaderExtension:s to webrtc::RtpExtension:s, discarding 60 // any extensions not validated by the 'supported' predicate. Duplicate 61 // extensions are removed if 'filter_redundant_extensions' is set, and also any 62 // mutually exclusive extensions (see implementation for details). 63 std::vector<webrtc::RtpExtension> FilterRtpExtensions( 64 const std::vector<RtpHeaderExtension>& extensions, 65 bool (*supported)(const std::string&), 66 bool filter_redundant_extensions); 67 68 } // namespace cricket 69 70 #endif // TALK_MEDIA_WEBRTCMEDIAENGINE_H_ 71