1 /*
2 * Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
3 *
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
9 */
10
11 #include "api/audio_codecs/ilbc/audio_decoder_ilbc.h"
12
13 #include <memory>
14 #include <vector>
15
16 #include "absl/strings/match.h"
17 #include "modules/audio_coding/codecs/ilbc/audio_decoder_ilbc.h"
18
19 namespace webrtc {
20
SdpToConfig(const SdpAudioFormat & format)21 absl::optional<AudioDecoderIlbc::Config> AudioDecoderIlbc::SdpToConfig(
22 const SdpAudioFormat& format) {
23 if (absl::EqualsIgnoreCase(format.name, "ILBC") &&
24 format.clockrate_hz == 8000 && format.num_channels == 1) {
25 return Config();
26 }
27 return absl::nullopt;
28 }
29
AppendSupportedDecoders(std::vector<AudioCodecSpec> * specs)30 void AudioDecoderIlbc::AppendSupportedDecoders(
31 std::vector<AudioCodecSpec>* specs) {
32 specs->push_back({{"ILBC", 8000, 1}, {8000, 1, 13300}});
33 }
34
MakeAudioDecoder(Config config,absl::optional<AudioCodecPairId>,const FieldTrialsView * field_trials)35 std::unique_ptr<AudioDecoder> AudioDecoderIlbc::MakeAudioDecoder(
36 Config config,
37 absl::optional<AudioCodecPairId> /*codec_pair_id*/,
38 const FieldTrialsView* field_trials) {
39 return std::make_unique<AudioDecoderIlbcImpl>();
40 }
41
42 } // namespace webrtc
43