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/*
* Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef MEDIA_ENGINE_WEBRTCMEDIAENGINE_H_
#define MEDIA_ENGINE_WEBRTCMEDIAENGINE_H_
#include <memory>
#include <string>
#include <vector>
#include "call/call.h"
#include "media/base/mediaengine.h"
#include "modules/audio_device/include/audio_device.h"
namespace webrtc {
class AudioDecoderFactory;
class AudioMixer;
class AudioProcessing;
class VideoDecoderFactory;
class VideoEncoderFactory;
class VideoBitrateAllocatorFactory;
} // namespace webrtc
namespace cricket {
class WebRtcVideoDecoderFactory;
class WebRtcVideoEncoderFactory;
} // namespace cricket
namespace cricket {
class WebRtcMediaEngineFactory {
public:
// These Create methods may be called on any thread, though the engine is
// only expected to be used on one thread, internally called the "worker
// thread". This is the thread Init must be called on.
//
// TODO(deadbeef): Change these to return an std::unique_ptr<>, to indicate
// that the caller owns the returned object.
#if defined(USE_BUILTIN_SW_CODECS)
static MediaEngineInterface* Create(
webrtc::AudioDeviceModule* adm,
const rtc::scoped_refptr<webrtc::AudioEncoderFactory>&
audio_encoder_factory,
const rtc::scoped_refptr<webrtc::AudioDecoderFactory>&
audio_decoder_factory,
WebRtcVideoEncoderFactory* video_encoder_factory,
WebRtcVideoDecoderFactory* video_decoder_factory);
static MediaEngineInterface* Create(
webrtc::AudioDeviceModule* adm,
const rtc::scoped_refptr<webrtc::AudioEncoderFactory>&
audio_encoder_factory,
const rtc::scoped_refptr<webrtc::AudioDecoderFactory>&
audio_decoder_factory,
WebRtcVideoEncoderFactory* video_encoder_factory,
WebRtcVideoDecoderFactory* video_decoder_factory,
rtc::scoped_refptr<webrtc::AudioMixer> audio_mixer,
rtc::scoped_refptr<webrtc::AudioProcessing> apm);
static MediaEngineInterface* Create(
webrtc::AudioDeviceModule* adm,
const rtc::scoped_refptr<webrtc::AudioEncoderFactory>&
audio_encoder_factory,
const rtc::scoped_refptr<webrtc::AudioDecoderFactory>&
audio_decoder_factory,
WebRtcVideoEncoderFactory* video_encoder_factory,
WebRtcVideoDecoderFactory* video_decoder_factory,
std::unique_ptr<webrtc::VideoBitrateAllocatorFactory>
video_bitrate_allocator_factory);
static MediaEngineInterface* Create(
webrtc::AudioDeviceModule* adm,
const rtc::scoped_refptr<webrtc::AudioEncoderFactory>&
audio_encoder_factory,
const rtc::scoped_refptr<webrtc::AudioDecoderFactory>&
audio_decoder_factory,
WebRtcVideoEncoderFactory* video_encoder_factory,
WebRtcVideoDecoderFactory* video_decoder_factory,
std::unique_ptr<webrtc::VideoBitrateAllocatorFactory>
video_bitrate_allocator_factory,
rtc::scoped_refptr<webrtc::AudioMixer> audio_mixer,
rtc::scoped_refptr<webrtc::AudioProcessing> apm);
#endif
// Create a MediaEngineInterface with optional video codec factories. These
// video factories represents all video codecs, i.e. no extra internal video
// codecs will be added.
static std::unique_ptr<MediaEngineInterface> Create(
rtc::scoped_refptr<webrtc::AudioDeviceModule> adm,
rtc::scoped_refptr<webrtc::AudioEncoderFactory> audio_encoder_factory,
rtc::scoped_refptr<webrtc::AudioDecoderFactory> audio_decoder_factory,
std::unique_ptr<webrtc::VideoEncoderFactory> video_encoder_factory,
std::unique_ptr<webrtc::VideoDecoderFactory> video_decoder_factory,
rtc::scoped_refptr<webrtc::AudioMixer> audio_mixer,
rtc::scoped_refptr<webrtc::AudioProcessing> audio_processing);
static std::unique_ptr<MediaEngineInterface> Create(
rtc::scoped_refptr<webrtc::AudioDeviceModule> adm,
rtc::scoped_refptr<webrtc::AudioEncoderFactory> audio_encoder_factory,
rtc::scoped_refptr<webrtc::AudioDecoderFactory> audio_decoder_factory,
std::unique_ptr<webrtc::VideoEncoderFactory> video_encoder_factory,
std::unique_ptr<webrtc::VideoDecoderFactory> video_decoder_factory,
std::unique_ptr<webrtc::VideoBitrateAllocatorFactory>
video_bitrate_allocator_factory,
rtc::scoped_refptr<webrtc::AudioMixer> audio_mixer,
rtc::scoped_refptr<webrtc::AudioProcessing> audio_processing);
};
// Verify that extension IDs are within 1-byte extension range and are not
// overlapping.
bool ValidateRtpExtensions(const std::vector<webrtc::RtpExtension>& extensions);
// Discard any extensions not validated by the 'supported' predicate. Duplicate
// extensions are removed if 'filter_redundant_extensions' is set, and also any
// mutually exclusive extensions (see implementation for details) are removed.
std::vector<webrtc::RtpExtension> FilterRtpExtensions(
const std::vector<webrtc::RtpExtension>& extensions,
bool (*supported)(const std::string&),
bool filter_redundant_extensions);
webrtc::BitrateConstraints GetBitrateConfigForCodec(const Codec& codec);
} // namespace cricket
#endif // MEDIA_ENGINE_WEBRTCMEDIAENGINE_H_