1 /*
2  *  Copyright (c) 2015 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 WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_AUDIO_DECODER_ILBC_H_
12 #define WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_AUDIO_DECODER_ILBC_H_
13 
14 #include "webrtc/modules/audio_coding/codecs/audio_decoder.h"
15 
16 typedef struct iLBC_decinst_t_ IlbcDecoderInstance;
17 
18 namespace webrtc {
19 
20 class AudioDecoderIlbc final : public AudioDecoder {
21  public:
22   AudioDecoderIlbc();
23   ~AudioDecoderIlbc() override;
24   bool HasDecodePlc() const override;
25   size_t DecodePlc(size_t num_frames, int16_t* decoded) override;
26   void Reset() override;
27   size_t Channels() const override;
28 
29  protected:
30   int DecodeInternal(const uint8_t* encoded,
31                      size_t encoded_len,
32                      int sample_rate_hz,
33                      int16_t* decoded,
34                      SpeechType* speech_type) override;
35 
36  private:
37   IlbcDecoderInstance* dec_state_;
38   RTC_DISALLOW_COPY_AND_ASSIGN(AudioDecoderIlbc);
39 };
40 
41 }  // namespace webrtc
42 #endif  // WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_AUDIO_DECODER_ILBC_H_
43