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54 lines
1.8 KiB
C++
54 lines
1.8 KiB
C++
/*
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* Copyright (c) 2019 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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#include "api/audio_codecs/opus_audio_encoder_factory.h"
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#include <memory>
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#include <vector>
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#include "api/audio_codecs/audio_encoder_factory_template.h"
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#include "api/audio_codecs/opus/audio_encoder_multi_channel_opus.h"
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#include "api/audio_codecs/opus/audio_encoder_opus.h"
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namespace webrtc {
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namespace {
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// Modify an audio encoder to not advertise support for anything.
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template <typename T>
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struct NotAdvertised {
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using Config = typename T::Config;
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static absl::optional<Config> SdpToConfig(
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const SdpAudioFormat& audio_format) {
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return T::SdpToConfig(audio_format);
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}
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static void AppendSupportedEncoders(std::vector<AudioCodecSpec>* specs) {
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// Don't advertise support for anything.
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}
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static AudioCodecInfo QueryAudioEncoder(const Config& config) {
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return T::QueryAudioEncoder(config);
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}
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static std::unique_ptr<AudioEncoder> MakeAudioEncoder(
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const Config& config,
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int payload_type,
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absl::optional<AudioCodecPairId> codec_pair_id = absl::nullopt,
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const FieldTrialsView* field_trials = nullptr) {
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return T::MakeAudioEncoder(config, payload_type, codec_pair_id,
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field_trials);
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}
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};
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} // namespace
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rtc::scoped_refptr<AudioEncoderFactory> CreateOpusAudioEncoderFactory() {
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return CreateAudioEncoderFactory<
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AudioEncoderOpus, NotAdvertised<AudioEncoderMultiChannelOpus>>();
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}
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} // namespace webrtc
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