1 /*
2  * Copyright (c) 2024-2024 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 
16 #include <cstdint>
17 #include <unistd.h>
18 #include "audio_video_muxer.h"
19 #include "camera_log.h"
20 #include "native_mfmagic.h"
21 #include "camera_dynamic_loader.h"
22 
23 namespace OHOS {
24 namespace CameraStandard {
25 
AudioVideoMuxer()26 AudioVideoMuxer::AudioVideoMuxer()
27 {
28 }
29 
~AudioVideoMuxer()30 AudioVideoMuxer::~AudioVideoMuxer()
31 {
32     MEDIA_INFO_LOG("~AudioVideoMuxer enter");
33 }
34 
Create(OH_AVOutputFormat format,PhotoAssetIntf * photoAssetProxy)35 int32_t AudioVideoMuxer::Create(OH_AVOutputFormat format, PhotoAssetIntf* photoAssetProxy)
36 {
37     photoAssetProxy_ = photoAssetProxy;
38     if (photoAssetProxy_) {
39         fd_ = photoAssetProxy_->GetVideoFd();
40     }
41     MEDIA_INFO_LOG("CreateAVMuxer with videoFd: %{public}d", fd_);
42     muxer_ = AVMuxerFactory::CreateAVMuxer(fd_, static_cast<Plugins::OutputFormat>(format));
43     CHECK_AND_RETURN_RET_LOG(muxer_ != nullptr, 1, "create muxer failed!");
44     return 0;
45 }
46 
Start()47 int32_t AudioVideoMuxer::Start()
48 {
49     CHECK_AND_RETURN_RET_LOG(muxer_ != nullptr, 1, "muxer_ is null");
50     int32_t ret = muxer_->Start();
51     CHECK_AND_RETURN_RET_LOG(ret == AV_ERR_OK, 1, "Start failed, ret: %{public}d", ret);
52     return 0;
53 }
54 
SetRotation(int32_t rotation)55 int32_t AudioVideoMuxer::SetRotation(int32_t rotation)
56 {
57     MEDIA_INFO_LOG("SetRotation rotation : %{public}d", rotation);
58     CHECK_AND_RETURN_RET_LOG(muxer_ != nullptr, 1, "muxer_ is null");
59     std::shared_ptr<Meta> param = std::make_shared<Meta>();
60     param->Set<Tag::VIDEO_ROTATION>(static_cast<Plugins::VideoRotation>(rotation));
61     int32_t ret = muxer_->SetParameter(param);
62     CHECK_AND_RETURN_RET_LOG(ret == AV_ERR_OK, 1, "SetRotation failed, ret: %{public}d", ret);
63     return 0;
64 }
65 
SetCoverTime(float timems)66 int32_t AudioVideoMuxer::SetCoverTime(float timems)
67 {
68     MEDIA_INFO_LOG("SetCoverTime coverTime : %{public}f", timems);
69     CHECK_AND_RETURN_RET_LOG(muxer_ != nullptr, 1, "muxer_ is null");
70     std::shared_ptr<Meta> userMeta = std::make_shared<Meta>();
71     userMeta->SetData("com.openharmony.covertime", timems);
72     int32_t ret = muxer_->SetUserMeta(userMeta);
73     CHECK_AND_RETURN_RET_LOG(ret == AV_ERR_OK, 1, "SetCoverTime failed, ret: %{public}d", ret);
74     return 0;
75 }
76 
SetTimedMetadata()77 int32_t AudioVideoMuxer::SetTimedMetadata()
78 {
79     CHECK_AND_RETURN_RET_LOG(muxer_ != nullptr, 1, "muxer_ is null");
80     std::shared_ptr<Meta> param = std::make_shared<Meta>();
81     param->SetData("use_timed_meta_track", 1);
82     return muxer_->SetParameter(param);
83 }
84 
WriteSampleBuffer(std::shared_ptr<OHOS::Media::AVBuffer> sample,TrackType type)85 int32_t AudioVideoMuxer::WriteSampleBuffer(std::shared_ptr<OHOS::Media::AVBuffer> sample, TrackType type)
86 {
87     CAMERA_SYNC_TRACE;
88     CHECK_AND_RETURN_RET_LOG(muxer_ != nullptr, 1, "muxer_ is null");
89     CHECK_AND_RETURN_RET_LOG(sample != nullptr, AV_ERR_INVALID_VAL, "input sample is nullptr!");
90     int32_t ret = AV_ERR_OK;
91     int trackId = -1;
92     switch (type) {
93         case TrackType::AUDIO_TRACK:
94             trackId = audioTrackId_;
95             break;
96         case TrackType::VIDEO_TRACK:
97             trackId = videoTrackId_;
98             break;
99         case TrackType::META_TRACK:
100             trackId = metaTrackId_;
101             break;
102         default:
103             MEDIA_ERR_LOG("TrackType type = %{public}d not supported", type);
104     }
105     ret = muxer_->WriteSample(trackId, sample);
106     CHECK_AND_RETURN_RET_LOG(ret == AV_ERR_OK, 1, "WriteSampleBuffer failed, ret: %{public}d", ret);
107     return 0;
108 }
109 
GetVideoFd()110 int32_t AudioVideoMuxer::GetVideoFd()
111 {
112     return fd_;
113 }
114 
GetPhotoAssetProxy()115 PhotoAssetIntf* AudioVideoMuxer::GetPhotoAssetProxy()
116 {
117     return photoAssetProxy_;
118 }
119 
120 
AddTrack(int & trackId,std::shared_ptr<Format> format,TrackType type)121 int32_t AudioVideoMuxer::AddTrack(int &trackId, std::shared_ptr<Format> format, TrackType type)
122 {
123     CHECK_AND_RETURN_RET_LOG(muxer_ != nullptr, 1, "muxer_ is null");
124     CHECK_AND_RETURN_RET_LOG(format != nullptr, AV_ERR_INVALID_VAL, "input track format is nullptr!");
125     int32_t ret = muxer_->AddTrack(trackId, format->GetMeta());
126     switch (type) {
127         case TrackType::AUDIO_TRACK:
128             audioTrackId_ = trackId;
129             break;
130         case TrackType::VIDEO_TRACK:
131             videoTrackId_ = trackId;
132             break;
133         case TrackType::META_TRACK:
134             metaTrackId_ = trackId;
135             break;
136         default:
137             MEDIA_ERR_LOG("TrackType type = %{public}d not supported", type);
138     }
139     CHECK_AND_RETURN_RET_LOG(ret == AV_ERR_OK || trackId < 0, 1, "AddTrack failed, ret: %{public}d", ret);
140     return 0;
141 }
142 
Stop()143 int32_t AudioVideoMuxer::Stop()
144 {
145     CHECK_AND_RETURN_RET_LOG(muxer_ != nullptr, 1, "muxer_ is null");
146     int32_t ret = muxer_->Stop();
147     CHECK_AND_RETURN_RET_LOG(ret == AV_ERR_OK, 1, "Stop failed, ret: %{public}d", ret);
148     return 0;
149 }
150 
Release()151 int32_t AudioVideoMuxer::Release()
152 {
153     MEDIA_INFO_LOG("AudioVideoMuxer::Release enter");
154     if (muxer_ != nullptr) {
155         muxer_ = nullptr;
156         close(fd_);
157     }
158     return 0;
159 }
160 
161 } // CameraStandard
162 } // OHOS