/* * Copyright (c) 2020 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.
*/
// VoipEngineConfig is a struct that defines parameters to instantiate a // VoipEngine instance through CreateVoipEngine factory method. Each member is // marked with comments as either mandatory or optional and default // implementations that applications can use. struct VoipEngineConfig { // TODO: bugs.webrtc.org/369904700 - Remove explicit default constructors // when deprecated `audio_processing` is removed and thus implicit // constructors won't be considered deprecated. #pragma clang diagnostic push #pragma clang diagnostic ignored "-Wdeprecated-declarations"
VoipEngineConfig() = default;
VoipEngineConfig(VoipEngineConfig&&) = default;
VoipEngineConfig& operator=(VoipEngineConfig&&) = default; #pragma clang diagnostic pop
// Mandatory (e.g. api/audio_codec/builtin_audio_encoder_factory). // AudioEncoderFactory provides a set of audio codecs for VoipEngine to encode // the audio input sample. Application can choose to limit the set to reduce // application footprint.
scoped_refptr<AudioEncoderFactory> encoder_factory;
// Mandatory (e.g. api/audio_codec/builtin_audio_decoder_factory). // AudioDecoderFactory provides a set of audio codecs for VoipEngine to decode // the received RTP packets from remote media endpoint. Application can choose // to limit the set to reduce application footprint.
scoped_refptr<AudioDecoderFactory> decoder_factory;
// Mandatory (e.g. api/task_queue/default_task_queue_factory). // TaskQeueuFactory provided for VoipEngine to work asynchronously on its // encoding flow.
std::unique_ptr<TaskQueueFactory> task_queue_factory;
// Mandatory (e.g. modules/audio_device/include). // AudioDeviceModule that periocally provides audio input samples from // recording device (e.g. microphone) and requests audio output samples to // play through its output device (e.g. speaker).
scoped_refptr<AudioDeviceModule> audio_device_module;
// Optional (e.g. api/audio/builtin_audio_processing_builder). // AudioProcessing provides audio procesing functionalities (e.g. acoustic // echo cancellation, noise suppression, gain control, etc) on audio input // samples for VoipEngine. When optionally not set, VoipEngine will not have // such functionalities to perform on audio input samples received from // AudioDeviceModule.
std::unique_ptr<AudioProcessingBuilderInterface> audio_processing_builder;
// TODO: bugs.webrtc.org/369904700 - Remove when users are migrated to set // `audio_processing_builder` instead.
[[deprecated]] scoped_refptr<AudioProcessing> audio_processing;
};
// Creates a VoipEngine instance with provided VoipEngineConfig.
std::unique_ptr<VoipEngine> CreateVoipEngine(VoipEngineConfig config);
} // namespace webrtc
#endif// API_VOIP_VOIP_ENGINE_FACTORY_H_
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