audio_decoder_pcm16b.h (1789B)
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_PCM16B_AUDIO_DECODER_PCM16B_H_ 12 #define MODULES_AUDIO_CODING_CODECS_PCM16B_AUDIO_DECODER_PCM16B_H_ 13 14 #include <stddef.h> 15 #include <stdint.h> 16 17 #include <vector> 18 19 #include "api/audio_codecs/audio_decoder.h" 20 #include "rtc_base/buffer.h" 21 22 namespace webrtc { 23 24 class AudioDecoderPcm16B final : public AudioDecoder { 25 public: 26 AudioDecoderPcm16B(int sample_rate_hz, size_t num_channels); 27 28 AudioDecoderPcm16B(const AudioDecoderPcm16B&) = delete; 29 AudioDecoderPcm16B& operator=(const AudioDecoderPcm16B&) = delete; 30 31 void Reset() override; 32 std::vector<ParseResult> ParsePayload(Buffer&& payload, 33 uint32_t timestamp) override; 34 int PacketDuration(const uint8_t* encoded, size_t encoded_len) const override; 35 int PacketDurationRedundant(const uint8_t* encoded, 36 size_t encoded_len) const override; 37 int SampleRateHz() const override; 38 size_t Channels() const override; 39 40 protected: 41 int DecodeInternal(const uint8_t* encoded, 42 size_t encoded_len, 43 int sample_rate_hz, 44 int16_t* decoded, 45 SpeechType* speech_type) override; 46 47 private: 48 const int sample_rate_hz_; 49 const size_t num_channels_; 50 }; 51 52 } // namespace webrtc 53 54 #endif // MODULES_AUDIO_CODING_CODECS_PCM16B_AUDIO_DECODER_PCM16B_H_