1 /*
2 * Copyright (c) 2012 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 #include "webrtc/modules/audio_coding/neteq/include/neteq.h"
12
13 #include <sstream>
14
15 #include "webrtc/modules/audio_coding/neteq/accelerate.h"
16 #include "webrtc/modules/audio_coding/neteq/buffer_level_filter.h"
17 #include "webrtc/modules/audio_coding/neteq/decoder_database.h"
18 #include "webrtc/modules/audio_coding/neteq/delay_manager.h"
19 #include "webrtc/modules/audio_coding/neteq/delay_peak_detector.h"
20 #include "webrtc/modules/audio_coding/neteq/dtmf_buffer.h"
21 #include "webrtc/modules/audio_coding/neteq/dtmf_tone_generator.h"
22 #include "webrtc/modules/audio_coding/neteq/expand.h"
23 #include "webrtc/modules/audio_coding/neteq/neteq_impl.h"
24 #include "webrtc/modules/audio_coding/neteq/packet_buffer.h"
25 #include "webrtc/modules/audio_coding/neteq/payload_splitter.h"
26 #include "webrtc/modules/audio_coding/neteq/preemptive_expand.h"
27 #include "webrtc/modules/audio_coding/neteq/timestamp_scaler.h"
28
29 namespace webrtc {
30
ToString() const31 std::string NetEq::Config::ToString() const {
32 std::stringstream ss;
33 ss << "sample_rate_hz=" << sample_rate_hz << ", enable_audio_classifier="
34 << (enable_audio_classifier ? "true" : "false")
35 << ", enable_post_decode_vad="
36 << (enable_post_decode_vad ? "true" : "false")
37 << ", max_packets_in_buffer=" << max_packets_in_buffer
38 << ", background_noise_mode=" << background_noise_mode
39 << ", playout_mode=" << playout_mode
40 << ", enable_fast_accelerate=" << enable_fast_accelerate;
41 return ss.str();
42 }
43
44 // Creates all classes needed and inject them into a new NetEqImpl object.
45 // Return the new object.
Create(const NetEq::Config & config)46 NetEq* NetEq::Create(const NetEq::Config& config) {
47 BufferLevelFilter* buffer_level_filter = new BufferLevelFilter;
48 DecoderDatabase* decoder_database = new DecoderDatabase;
49 DelayPeakDetector* delay_peak_detector = new DelayPeakDetector;
50 DelayManager* delay_manager =
51 new DelayManager(config.max_packets_in_buffer, delay_peak_detector);
52 delay_manager->SetMaximumDelay(config.max_delay_ms);
53 DtmfBuffer* dtmf_buffer = new DtmfBuffer(config.sample_rate_hz);
54 DtmfToneGenerator* dtmf_tone_generator = new DtmfToneGenerator;
55 PacketBuffer* packet_buffer = new PacketBuffer(config.max_packets_in_buffer);
56 PayloadSplitter* payload_splitter = new PayloadSplitter;
57 TimestampScaler* timestamp_scaler = new TimestampScaler(*decoder_database);
58 AccelerateFactory* accelerate_factory = new AccelerateFactory;
59 ExpandFactory* expand_factory = new ExpandFactory;
60 PreemptiveExpandFactory* preemptive_expand_factory =
61 new PreemptiveExpandFactory;
62 return new NetEqImpl(config,
63 buffer_level_filter,
64 decoder_database,
65 delay_manager,
66 delay_peak_detector,
67 dtmf_buffer,
68 dtmf_tone_generator,
69 packet_buffer,
70 payload_splitter,
71 timestamp_scaler,
72 accelerate_factory,
73 expand_factory,
74 preemptive_expand_factory);
75 }
76
77 } // namespace webrtc
78