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 MODULES_AUDIO_CODING_CODECS_ILBC_AUDIO_DECODER_ILBC_H_ 12 #define MODULES_AUDIO_CODING_CODECS_ILBC_AUDIO_DECODER_ILBC_H_ 13 14 #include "api/audio_codecs/audio_decoder.h" 15 #include "rtc_base/constructormagic.h" 16 17 typedef struct iLBC_decinst_t_ IlbcDecoderInstance; 18 19 namespace webrtc { 20 21 class AudioDecoderIlbcImpl final : public AudioDecoder { 22 public: 23 AudioDecoderIlbcImpl(); 24 ~AudioDecoderIlbcImpl() override; 25 bool HasDecodePlc() const override; 26 size_t DecodePlc(size_t num_frames, int16_t* decoded) override; 27 void Reset() override; 28 std::vector<ParseResult> ParsePayload(rtc::Buffer&& payload, 29 uint32_t timestamp) override; 30 int SampleRateHz() const override; 31 size_t Channels() const override; 32 33 protected: 34 int DecodeInternal(const uint8_t* encoded, 35 size_t encoded_len, 36 int sample_rate_hz, 37 int16_t* decoded, 38 SpeechType* speech_type) override; 39 40 private: 41 IlbcDecoderInstance* dec_state_; 42 RTC_DISALLOW_COPY_AND_ASSIGN(AudioDecoderIlbcImpl); 43 }; 44 45 } // namespace webrtc 46 #endif // MODULES_AUDIO_CODING_CODECS_ILBC_AUDIO_DECODER_ILBC_H_ 47