1 /*
2 * Copyright (c) 2024 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15 #include <algorithm>
16 #include "audio_playback_engine.h"
17 #include "audio_errors.h"
18 #include "common/hdi_adapter_info.h"
19 namespace OHOS {
20 namespace AudioStandard {
AudioPlaybackEngine()21 AudioPlaybackEngine::AudioPlaybackEngine()
22 : renderId_(HDI_INVALID_ID), playbackThread_(nullptr), streams_(0) {}
23
~AudioPlaybackEngine()24 AudioPlaybackEngine::~AudioPlaybackEngine() {}
25
Init(const AudioDeviceDescriptor & type,bool isVoip)26 int32_t AudioPlaybackEngine::Init(const AudioDeviceDescriptor &type, bool isVoip)
27 {
28 return SUCCESS;
29 }
30
AddRenderer(const std::shared_ptr<IRendererStream> & stream)31 int32_t AudioPlaybackEngine::AddRenderer(const std::shared_ptr<IRendererStream> &stream)
32 {
33 auto it = std::find(streams_.begin(), streams_.end(), stream);
34 if (it == streams_.end()) {
35 streams_.emplace_back(stream);
36 }
37 return SUCCESS;
38 }
39
RemoveRenderer(const std::shared_ptr<IRendererStream> & stream)40 void AudioPlaybackEngine::RemoveRenderer(const std::shared_ptr<IRendererStream> &stream)
41 {
42 auto it = std::find(streams_.begin(), streams_.end(), stream);
43 if (it != streams_.end()) {
44 streams_.erase(it);
45 }
46 }
47
Start()48 int32_t AudioPlaybackEngine::Start()
49 {
50 return SUCCESS;
51 }
52
Stop()53 int32_t AudioPlaybackEngine::Stop()
54 {
55 return SUCCESS;
56 }
57
Pause()58 int32_t AudioPlaybackEngine::Pause()
59 {
60 return SUCCESS;
61 }
62
Flush()63 int32_t AudioPlaybackEngine::Flush()
64 {
65 return SUCCESS;
66 }
67
IsPlaybackEngineRunning() const68 bool AudioPlaybackEngine::IsPlaybackEngineRunning() const noexcept
69 {
70 return false;
71 }
72
GetLatency()73 uint64_t AudioPlaybackEngine::GetLatency() noexcept
74 {
75 return 0;
76 }
77 } // namespace AudioStandard
78 } // namespace OHOS
79