1 /*
2 * Copyright (c) 2022 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
16 #include "audio_stream_tracker.h"
17
18 namespace OHOS {
19 namespace AudioStandard {
AudioStreamTracker(AudioMode mode,int32_t clientUID)20 AudioStreamTracker::AudioStreamTracker(AudioMode mode, int32_t clientUID)
21 {
22 AUDIO_DEBUG_LOG("AudioStreamtracker:CTOR");
23 eMode_ = mode;
24 clientUID_ = clientUID;
25 state_ = INVALID;
26 }
27
~AudioStreamTracker()28 AudioStreamTracker::~AudioStreamTracker() {}
29
RegisterTracker(const int32_t sessionId,const State state,const AudioRendererInfo & rendererInfo,const AudioCapturerInfo & capturerInfo,const std::shared_ptr<AudioClientTracker> & clientTrackerObj)30 void AudioStreamTracker::RegisterTracker(const int32_t sessionId, const State state,
31 const AudioRendererInfo &rendererInfo, const AudioCapturerInfo &capturerInfo,
32 const std::shared_ptr<AudioClientTracker> &clientTrackerObj)
33 {
34 AUDIO_DEBUG_LOG("AudioStreamtracker:Register tracker entered");
35 AudioStreamChangeInfo streamChangeInfo;
36
37 state_ = state;
38
39 if (eMode_ == AUDIO_MODE_PLAYBACK) {
40 streamChangeInfo.audioRendererChangeInfo.clientUID = clientUID_;
41 streamChangeInfo.audioRendererChangeInfo.sessionId = sessionId;
42 streamChangeInfo.audioRendererChangeInfo.rendererState = static_cast<RendererState>(state);
43 streamChangeInfo.audioRendererChangeInfo.rendererInfo = rendererInfo;
44 } else {
45 streamChangeInfo.audioCapturerChangeInfo.clientUID = clientUID_;
46 streamChangeInfo.audioCapturerChangeInfo.sessionId = sessionId;
47 streamChangeInfo.audioCapturerChangeInfo.capturerState = static_cast<CapturerState>(state);
48 streamChangeInfo.audioCapturerChangeInfo.capturerInfo = capturerInfo;
49 }
50 AudioPolicyManager::GetInstance().RegisterTracker(eMode_, streamChangeInfo, clientTrackerObj);
51 }
52
UpdateTracker(const int32_t sessionId,const State state,const AudioRendererInfo & rendererInfo,const AudioCapturerInfo & capturerInfo)53 void AudioStreamTracker::UpdateTracker(const int32_t sessionId, const State state,
54 const AudioRendererInfo &rendererInfo, const AudioCapturerInfo &capturerInfo)
55 {
56 AUDIO_DEBUG_LOG("AudioStreamtracker:Update tracker entered");
57 AudioStreamChangeInfo streamChangeInfo;
58
59 if (state_ == INVALID || state_ == state) {
60 AUDIO_DEBUG_LOG("AudioStreamtracker:Update tracker is called in wrong state/same state");
61 return;
62 }
63
64 state_ = state;
65 if (eMode_ == AUDIO_MODE_PLAYBACK) {
66 streamChangeInfo.audioRendererChangeInfo.clientUID = clientUID_;
67 streamChangeInfo.audioRendererChangeInfo.sessionId = sessionId;
68 streamChangeInfo.audioRendererChangeInfo.rendererState = static_cast<RendererState>(state);
69 streamChangeInfo.audioRendererChangeInfo.rendererInfo = rendererInfo;
70 } else {
71 streamChangeInfo.audioCapturerChangeInfo.clientUID = clientUID_;
72 streamChangeInfo.audioCapturerChangeInfo.sessionId = sessionId;
73 streamChangeInfo.audioCapturerChangeInfo.capturerState = static_cast<CapturerState>(state);
74 streamChangeInfo.audioCapturerChangeInfo.capturerInfo = capturerInfo;
75 }
76 AudioPolicyManager::GetInstance().UpdateTracker(eMode_, streamChangeInfo);
77 }
78 } // namespace AudioStandard
79 } // namespace OHOS
80