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1 /* | 1 /* |
2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 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 | 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 | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
11 #ifndef WEBRTC_MODULES_AUDIO_CODING_CODECS_AUDIO_DECODER_H_ | 11 #ifndef WEBRTC_API_AUDIO_CODECS_AUDIO_DECODER_H_ |
12 #define WEBRTC_MODULES_AUDIO_CODING_CODECS_AUDIO_DECODER_H_ | 12 #define WEBRTC_API_AUDIO_CODECS_AUDIO_DECODER_H_ |
13 | 13 |
14 #include <memory> | 14 #include <memory> |
15 #include <vector> | 15 #include <vector> |
16 | 16 |
17 #include "webrtc/base/array_view.h" | 17 #include "webrtc/base/array_view.h" |
18 #include "webrtc/base/buffer.h" | 18 #include "webrtc/base/buffer.h" |
19 #include "webrtc/base/constructormagic.h" | 19 #include "webrtc/base/constructormagic.h" |
20 #include "webrtc/base/optional.h" | 20 #include "webrtc/base/optional.h" |
21 #include "webrtc/typedefs.h" | 21 #include "webrtc/typedefs.h" |
22 | 22 |
23 namespace webrtc { | 23 namespace webrtc { |
24 | 24 |
25 // This is the interface class for decoders in NetEQ. Each codec type will have | |
26 // and implementation of this class. | |
27 class AudioDecoder { | 25 class AudioDecoder { |
28 public: | 26 public: |
29 enum SpeechType { | 27 enum SpeechType { |
30 kSpeech = 1, | 28 kSpeech = 1, |
31 kComfortNoise = 2 | 29 kComfortNoise = 2, |
32 }; | 30 }; |
33 | 31 |
34 // Used by PacketDuration below. Save the value -1 for errors. | 32 // Used by PacketDuration below. Save the value -1 for errors. |
35 enum { kNotImplemented = -2 }; | 33 enum { kNotImplemented = -2 }; |
36 | 34 |
37 AudioDecoder() = default; | 35 AudioDecoder() = default; |
38 virtual ~AudioDecoder() = default; | 36 virtual ~AudioDecoder() = default; |
39 | 37 |
40 class EncodedAudioFrame { | 38 class EncodedAudioFrame { |
41 public: | 39 public: |
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169 size_t encoded_len, | 167 size_t encoded_len, |
170 int sample_rate_hz, | 168 int sample_rate_hz, |
171 int16_t* decoded, | 169 int16_t* decoded, |
172 SpeechType* speech_type); | 170 SpeechType* speech_type); |
173 | 171 |
174 private: | 172 private: |
175 RTC_DISALLOW_COPY_AND_ASSIGN(AudioDecoder); | 173 RTC_DISALLOW_COPY_AND_ASSIGN(AudioDecoder); |
176 }; | 174 }; |
177 | 175 |
178 } // namespace webrtc | 176 } // namespace webrtc |
179 #endif // WEBRTC_MODULES_AUDIO_CODING_CODECS_AUDIO_DECODER_H_ | 177 #endif // WEBRTC_API_AUDIO_CODECS_AUDIO_DECODER_H_ |
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