1 /* 2 * Copyright (c) 2011 The WebRTC project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #ifndef WEBRTC_MEDIA_ENGINE_WEBRTCMEDIAENGINE_H_ 12 #define WEBRTC_MEDIA_ENGINE_WEBRTCMEDIAENGINE_H_ 13 14 #include <string> 15 #include <vector> 16 17 #include "webrtc/call/call.h" 18 #include "webrtc/config.h" 19 #include "webrtc/media/base/mediaengine.h" 20 21 namespace webrtc { 22 class AudioDecoderFactory; 23 class AudioDeviceModule; 24 class AudioMixer; 25 } 26 namespace cricket { 27 class WebRtcVideoDecoderFactory; 28 class WebRtcVideoEncoderFactory; 29 } 30 31 namespace cricket { 32 33 class WebRtcMediaEngineFactory { 34 public: 35 // TODO(ossu): Backwards-compatible interface. Will be deprecated once the 36 // audio decoder factory is fully plumbed and used throughout WebRTC. 37 // See: crbug.com/webrtc/6000 38 static MediaEngineInterface* Create( 39 webrtc::AudioDeviceModule* adm, 40 WebRtcVideoEncoderFactory* video_encoder_factory, 41 WebRtcVideoDecoderFactory* video_decoder_factory); 42 43 static MediaEngineInterface* Create( 44 webrtc::AudioDeviceModule* adm, 45 const rtc::scoped_refptr<webrtc::AudioDecoderFactory>& 46 audio_decoder_factory, 47 WebRtcVideoEncoderFactory* video_encoder_factory, 48 WebRtcVideoDecoderFactory* video_decoder_factory); 49 50 static MediaEngineInterface* Create( 51 webrtc::AudioDeviceModule* adm, 52 const rtc::scoped_refptr<webrtc::AudioDecoderFactory>& 53 audio_decoder_factory, 54 WebRtcVideoEncoderFactory* video_encoder_factory, 55 WebRtcVideoDecoderFactory* video_decoder_factory, 56 rtc::scoped_refptr<webrtc::AudioMixer> audio_mixer); 57 }; 58 59 // Verify that extension IDs are within 1-byte extension range and are not 60 // overlapping. 61 bool ValidateRtpExtensions(const std::vector<webrtc::RtpExtension>& extensions); 62 63 // Discard any extensions not validated by the 'supported' predicate. Duplicate 64 // extensions are removed if 'filter_redundant_extensions' is set, and also any 65 // mutually exclusive extensions (see implementation for details) are removed. 66 std::vector<webrtc::RtpExtension> FilterRtpExtensions( 67 const std::vector<webrtc::RtpExtension>& extensions, 68 bool (*supported)(const std::string&), 69 bool filter_redundant_extensions); 70 71 webrtc::Call::Config::BitrateConfig GetBitrateConfigForCodec( 72 const Codec& codec); 73 74 } // namespace cricket 75 76 #endif // WEBRTC_MEDIA_ENGINE_WEBRTCMEDIAENGINE_H_ 77