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49 lines
1.6 KiB
C++
49 lines
1.6 KiB
C++
/*
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* Copyright (c) 2017 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/isac/audio_decoder_isac_float.h"
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#include <memory>
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#include "absl/strings/match.h"
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#include "modules/audio_coding/codecs/isac/main/include/audio_decoder_isac.h"
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namespace webrtc {
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absl::optional<AudioDecoderIsacFloat::Config>
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AudioDecoderIsacFloat::SdpToConfig(const SdpAudioFormat& format) {
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if (absl::EqualsIgnoreCase(format.name, "ISAC") &&
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(format.clockrate_hz == 16000 || format.clockrate_hz == 32000) &&
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format.num_channels == 1) {
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Config config;
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config.sample_rate_hz = format.clockrate_hz;
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return config;
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} else {
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return absl::nullopt;
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}
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}
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void AudioDecoderIsacFloat::AppendSupportedDecoders(
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std::vector<AudioCodecSpec>* specs) {
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// RingRTC change to unused audio codecs
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// specs->push_back({{"ISAC", 16000, 1}, {16000, 1, 32000, 10000, 32000}});
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// specs->push_back({{"ISAC", 32000, 1}, {32000, 1, 56000, 10000, 56000}});
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}
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std::unique_ptr<AudioDecoder> AudioDecoderIsacFloat::MakeAudioDecoder(
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Config config,
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absl::optional<AudioCodecPairId> /*codec_pair_id*/) {
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RTC_DCHECK(config.IsOk());
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AudioDecoderIsacFloatImpl::Config c;
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c.sample_rate_hz = config.sample_rate_hz;
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return std::make_unique<AudioDecoderIsacFloatImpl>(c);
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}
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} // namespace webrtc
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