76 lines
3.1 KiB
C
76 lines
3.1 KiB
C
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/*
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* Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef MEDIA_ENGINE_WEBRTC_MEDIA_ENGINE_H_
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#define MEDIA_ENGINE_WEBRTC_MEDIA_ENGINE_H_
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#include <memory>
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#include <string>
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#include <vector>
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#include "api/audio/audio_mixer.h"
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#include "api/audio_codecs/audio_decoder_factory.h"
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#include "api/audio_codecs/audio_encoder_factory.h"
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#include "api/rtp_parameters.h"
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#include "api/task_queue/task_queue_factory.h"
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#include "api/transport/bitrate_settings.h"
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#include "api/video_codecs/video_decoder_factory.h"
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#include "api/video_codecs/video_encoder_factory.h"
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#include "media/base/codec.h"
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#include "media/base/media_engine.h"
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#include "modules/audio_device/include/audio_device.h"
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#include "modules/audio_processing/include/audio_processing.h"
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#include "rtc_base/system/rtc_export.h"
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namespace cricket {
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struct MediaEngineDependencies {
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MediaEngineDependencies() = default;
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MediaEngineDependencies(const MediaEngineDependencies&) = delete;
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MediaEngineDependencies(MediaEngineDependencies&&) = default;
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MediaEngineDependencies& operator=(const MediaEngineDependencies&) = delete;
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MediaEngineDependencies& operator=(MediaEngineDependencies&&) = default;
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~MediaEngineDependencies() = default;
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webrtc::TaskQueueFactory* task_queue_factory = nullptr;
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rtc::scoped_refptr<webrtc::AudioDeviceModule> adm;
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rtc::scoped_refptr<webrtc::AudioEncoderFactory> audio_encoder_factory;
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rtc::scoped_refptr<webrtc::AudioDecoderFactory> audio_decoder_factory;
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rtc::scoped_refptr<webrtc::AudioMixer> audio_mixer;
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rtc::scoped_refptr<webrtc::AudioProcessing> audio_processing;
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std::unique_ptr<webrtc::VideoEncoderFactory> video_encoder_factory;
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std::unique_ptr<webrtc::VideoDecoderFactory> video_decoder_factory;
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};
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// CreateMediaEngine may be called on any thread, though the engine is
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// only expected to be used on one thread, internally called the "worker
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// thread". This is the thread Init must be called on.
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RTC_EXPORT std::unique_ptr<MediaEngineInterface> CreateMediaEngine(
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MediaEngineDependencies dependencies);
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// Verify that extension IDs are within 1-byte extension range and are not
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// overlapping.
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bool ValidateRtpExtensions(const std::vector<webrtc::RtpExtension>& extensions);
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// Discard any extensions not validated by the 'supported' predicate. Duplicate
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// extensions are removed if 'filter_redundant_extensions' is set, and also any
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// mutually exclusive extensions (see implementation for details) are removed.
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std::vector<webrtc::RtpExtension> FilterRtpExtensions(
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const std::vector<webrtc::RtpExtension>& extensions,
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bool (*supported)(absl::string_view),
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bool filter_redundant_extensions);
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webrtc::BitrateConstraints GetBitrateConfigForCodec(const Codec& codec);
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} // namespace cricket
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#endif // MEDIA_ENGINE_WEBRTC_MEDIA_ENGINE_H_
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