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 #ifndef API_AUDIO_CODECS_ILBC_AUDIO_DECODER_ILBC_H_
12 #define API_AUDIO_CODECS_ILBC_AUDIO_DECODER_ILBC_H_
13 
14 #include <memory>
15 #include <vector>
16 
17 #include "absl/types/optional.h"
18 #include "api/audio_codecs/audio_codec_pair_id.h"
19 #include "api/audio_codecs/audio_decoder.h"
20 #include "api/audio_codecs/audio_format.h"
21 
22 namespace webrtc {
23 
24 // ILBC decoder API for use as a template parameter to
25 // CreateAudioDecoderFactory<...>().
26 struct AudioDecoderIlbc {
27   struct Config {};  // Empty---no config values needed!
28   static absl::optional<Config> SdpToConfig(const SdpAudioFormat& audio_format);
29   static void AppendSupportedDecoders(std::vector<AudioCodecSpec>* specs);
30   static std::unique_ptr<AudioDecoder> MakeAudioDecoder(
31       Config config,
32       absl::optional<AudioCodecPairId> codec_pair_id = absl::nullopt);
33 };
34 
35 }  // namespace webrtc
36 
37 #endif  // API_AUDIO_CODECS_ILBC_AUDIO_DECODER_ILBC_H_
38