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Side by Side Diff: webrtc/modules/audio_coding/neteq/audio_decoder_impl.h

Issue 1342933005: Move AudioDecoderOpus next to AudioEncoderOpus (Closed) Base URL: https://chromium.googlesource.com/external/webrtc.git@master
Patch Set: Created 5 years, 3 months ago
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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_NETEQ_AUDIO_DECODER_IMPL_H_ 11 #ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_AUDIO_DECODER_IMPL_H_
12 #define WEBRTC_MODULES_AUDIO_CODING_NETEQ_AUDIO_DECODER_IMPL_H_ 12 #define WEBRTC_MODULES_AUDIO_CODING_NETEQ_AUDIO_DECODER_IMPL_H_
13 13
14 #include <assert.h> 14 #include <assert.h>
15 15
16 #ifndef AUDIO_DECODER_UNITTEST 16 #ifndef AUDIO_DECODER_UNITTEST
17 // If this is compiled as a part of the audio_deoder_unittest, the codec 17 // If this is compiled as a part of the audio_deoder_unittest, the codec
18 // selection is made in the gypi file instead of in engine_configurations.h. 18 // selection is made in the gypi file instead of in engine_configurations.h.
19 #include "webrtc/engine_configurations.h" 19 #include "webrtc/engine_configurations.h"
20 #endif 20 #endif
21 #include "webrtc/base/constructormagic.h" 21 #include "webrtc/base/constructormagic.h"
22 #include "webrtc/modules/audio_coding/codecs/audio_decoder.h" 22 #include "webrtc/modules/audio_coding/codecs/audio_decoder.h"
23 #include "webrtc/modules/audio_coding/codecs/cng/include/webrtc_cng.h" 23 #include "webrtc/modules/audio_coding/codecs/cng/include/webrtc_cng.h"
24 #ifdef WEBRTC_CODEC_G722 24 #ifdef WEBRTC_CODEC_G722
25 #include "webrtc/modules/audio_coding/codecs/g722/include/g722_interface.h" 25 #include "webrtc/modules/audio_coding/codecs/g722/include/g722_interface.h"
26 #endif 26 #endif
27 #ifdef WEBRTC_CODEC_ILBC 27 #ifdef WEBRTC_CODEC_ILBC
28 #include "webrtc/modules/audio_coding/codecs/ilbc/interface/ilbc.h" 28 #include "webrtc/modules/audio_coding/codecs/ilbc/interface/ilbc.h"
29 #endif 29 #endif
30 #ifdef WEBRTC_CODEC_OPUS
31 #include "webrtc/modules/audio_coding/codecs/opus/interface/opus_interface.h"
32 #endif
33 #include "webrtc/typedefs.h" 30 #include "webrtc/typedefs.h"
34 31
35 namespace webrtc { 32 namespace webrtc {
36 33
37 class AudioDecoderPcmU : public AudioDecoder { 34 class AudioDecoderPcmU : public AudioDecoder {
38 public: 35 public:
39 AudioDecoderPcmU() {} 36 AudioDecoderPcmU() {}
40 void Reset() override; 37 void Reset() override;
41 int PacketDuration(const uint8_t* encoded, size_t encoded_len) const override; 38 int PacketDuration(const uint8_t* encoded, size_t encoded_len) const override;
42 size_t Channels() const override; 39 size_t Channels() const override;
(...skipping 156 matching lines...) Expand 10 before | Expand all | Expand 10 after
199 void SplitStereoPacket(const uint8_t* encoded, size_t encoded_len, 196 void SplitStereoPacket(const uint8_t* encoded, size_t encoded_len,
200 uint8_t* encoded_deinterleaved); 197 uint8_t* encoded_deinterleaved);
201 198
202 G722DecInst* dec_state_left_; 199 G722DecInst* dec_state_left_;
203 G722DecInst* dec_state_right_; 200 G722DecInst* dec_state_right_;
204 201
205 DISALLOW_COPY_AND_ASSIGN(AudioDecoderG722Stereo); 202 DISALLOW_COPY_AND_ASSIGN(AudioDecoderG722Stereo);
206 }; 203 };
207 #endif 204 #endif
208 205
209 #ifdef WEBRTC_CODEC_OPUS
210 class AudioDecoderOpus : public AudioDecoder {
211 public:
212 explicit AudioDecoderOpus(size_t num_channels);
213 ~AudioDecoderOpus() override;
214
215 void Reset() override;
216 int PacketDuration(const uint8_t* encoded, size_t encoded_len) const override;
217 int PacketDurationRedundant(const uint8_t* encoded,
218 size_t encoded_len) const override;
219 bool PacketHasFec(const uint8_t* encoded, size_t encoded_len) const override;
220 size_t Channels() const override;
221
222 protected:
223 int DecodeInternal(const uint8_t* encoded,
224 size_t encoded_len,
225 int sample_rate_hz,
226 int16_t* decoded,
227 SpeechType* speech_type) override;
228 int DecodeRedundantInternal(const uint8_t* encoded,
229 size_t encoded_len,
230 int sample_rate_hz,
231 int16_t* decoded,
232 SpeechType* speech_type) override;
233
234 private:
235 OpusDecInst* dec_state_;
236 const size_t channels_;
237 DISALLOW_COPY_AND_ASSIGN(AudioDecoderOpus);
238 };
239 #endif
240
241 // AudioDecoderCng is a special type of AudioDecoder. It inherits from 206 // AudioDecoderCng is a special type of AudioDecoder. It inherits from
242 // AudioDecoder just to fit in the DecoderDatabase. None of the class methods 207 // AudioDecoder just to fit in the DecoderDatabase. None of the class methods
243 // should be used, except constructor, destructor, and accessors. 208 // should be used, except constructor, destructor, and accessors.
244 // TODO(hlundin): Consider the possibility to create a super-class to 209 // TODO(hlundin): Consider the possibility to create a super-class to
245 // AudioDecoder that is stored in DecoderDatabase. Then AudioDecoder and a 210 // AudioDecoder that is stored in DecoderDatabase. Then AudioDecoder and a
246 // specific CngDecoder class could both inherit from that class. 211 // specific CngDecoder class could both inherit from that class.
247 class AudioDecoderCng : public AudioDecoder { 212 class AudioDecoderCng : public AudioDecoder {
248 public: 213 public:
249 explicit AudioDecoderCng(); 214 explicit AudioDecoderCng();
250 ~AudioDecoderCng() override; 215 ~AudioDecoderCng() override;
(...skipping 56 matching lines...) Expand 10 before | Expand all | Expand 10 after
307 // Returns the sample rate for |codec_type|. 272 // Returns the sample rate for |codec_type|.
308 int CodecSampleRateHz(NetEqDecoder codec_type); 273 int CodecSampleRateHz(NetEqDecoder codec_type);
309 274
310 // Creates an AudioDecoder object of type |codec_type|. Returns NULL for for 275 // Creates an AudioDecoder object of type |codec_type|. Returns NULL for for
311 // unsupported codecs, and when creating an AudioDecoder is not applicable 276 // unsupported codecs, and when creating an AudioDecoder is not applicable
312 // (e.g., for RED and DTMF/AVT types). 277 // (e.g., for RED and DTMF/AVT types).
313 AudioDecoder* CreateAudioDecoder(NetEqDecoder codec_type); 278 AudioDecoder* CreateAudioDecoder(NetEqDecoder codec_type);
314 279
315 } // namespace webrtc 280 } // namespace webrtc
316 #endif // WEBRTC_MODULES_AUDIO_CODING_NETEQ_AUDIO_DECODER_IMPL_H_ 281 #endif // WEBRTC_MODULES_AUDIO_CODING_NETEQ_AUDIO_DECODER_IMPL_H_
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