1 /*
2  * Copyright (c) 2021-2021 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 #ifndef HISTREAMER_HIRECORDER_IMPL_H
17 #define HISTREAMER_HIRECORDER_IMPL_H
18 #ifdef RECORDER_SUPPORT
19 #include <memory>
20 #include <unordered_map>
21 #include "foundation/osal/thread/condition_variable.h"
22 #include "foundation/osal/thread/mutex.h"
23 #include <i_recorder_engine.h>
24 #include "hst_recorder_param.h"
25 #include "pipeline/core/error_code.h"
26 #include "pipeline/core/pipeline.h"
27 #include "pipeline/core/pipeline_core.h"
28 #include "pipeline/filters/source/audio_capture/audio_capture_filter.h"
29 #include "pipeline/filters/codec/audio_encoder/audio_encoder_filter.h"
30 #include "pipeline/filters/source/video_capture/video_capture_filter.h"
31 #include "pipeline/filters/codec/video_encoder/video_encoder_filter.h"
32 #include "pipeline/filters/muxer/muxer_filter.h"
33 #include "pipeline/filters/sink/output_sink/output_sink_filter.h"
34 #include "plugin/common/any.h"
35 #include "scene/common/media_stat_stub.h"
36 #include "scene/recorder/internal/state_machine.h"
37 #include "scene/recorder/recorder_executor.h"
38 
39 namespace OHOS {
40 namespace Media {
41 namespace Record {
42 class HiRecorderImpl : public Pipeline::EventReceiver,
43                        public RecorderExecutor,
44                        public StateChangeCallback,
45                        public IRecorderEngine {
46     friend class StateMachine;
47 public:
48     HiRecorderImpl(int32_t appUid, int32_t appPid, uint32_t appTokenId, uint64_t appFullTokenId);
49     ~HiRecorderImpl() override;
50     HiRecorderImpl(const HiRecorderImpl& other) = delete;
51     HiRecorderImpl& operator=(const HiRecorderImpl& other) = delete;
52     ErrorCode Init();
53 
54     // interface from IRecorderEngine
55     int32_t SetAudioSource(AudioSourceType source, int32_t& sourceId) override;
56     int32_t SetVideoSource(VideoSourceType source, int32_t& sourceId) override;
57     sptr<Surface> GetSurface(int32_t sourceId) override;
58     int32_t SetOutputFormat(OutputFormatType format) override;
59     int32_t SetObs(const std::weak_ptr<IRecorderEngineObs>& obs) override;
60     int32_t Configure(int32_t sourceId, const RecorderParam& recParam) override;
61     int32_t Prepare() override;
62     int32_t Start() override;
63     int32_t Pause() override;
64     int32_t Resume() override;
65     int32_t Stop(bool isDrainAll) override;
66     int32_t Reset() override;
67     int32_t SetParameter(int32_t sourceId, const RecorderParam& recParam) override;
68     // internal interfaces from Pipeline::EventReceiver
69     void OnEvent(const Event& event) override;
70     // internal interfaces from StateChangeCallback
71     void OnStateChanged(StateId state) override;
72 
73     // interface from RecorderExecutor
74     ErrorCode DoSetVideoSource(const Plugin::Any& param) const override;
75     ErrorCode DoSetAudioSource(const Plugin::Any& param) const override;
76     ErrorCode DoConfigure(const Plugin::Any& param) const override;
77     ErrorCode DoSetOutputFormat(const Plugin::Any& param) const override;
78     ErrorCode DoPrepare() override;
79     ErrorCode DoStart() override;
80     ErrorCode DoPause() override;
81     ErrorCode DoResume() override;
82     ErrorCode DoStop(const Plugin::Any& param) override;
83     ErrorCode DoReset() override;
84     ErrorCode DoOnComplete() override;
85 private:
86     ErrorCode SetAudioSourceInternal(AudioSourceType source, int32_t sourceId);
87     ErrorCode SetVideoSourceInternal(VideoSourceType source, int32_t sourceId);
88     ErrorCode DoConfigureAudio(const HstRecParam& param) const;
89     ErrorCode DoConfigureVideo(const HstRecParam& param) const;
90     ErrorCode DoConfigureOther(const HstRecParam& param) const;
91     bool CheckParamType(int32_t sourceId, const RecorderParam& recParam) const;
92 
93     std::atomic<uint32_t> audioCount_ {0};
94     std::atomic<uint32_t> videoCount_ {0};
95     std::atomic<uint32_t> audioSourceId_ {0};
96     std::atomic<uint32_t> videoSourceId_ {0};
97     int32_t appUid_ {0};
98     int32_t appPid_ {0};
99     uint32_t appTokenId_ {0};
100     uint64_t appFullTokenId_ {0};
101 
102     OutputFormatType outputFormatType_ {OutputFormatType::FORMAT_BUTT};
103     OSAL::Mutex stateMutex_ {};
104     OSAL::ConditionVariable cond_ {};
105     StateMachine fsm_;
106     std::atomic<StateId> curFsmState_;
107     std::shared_ptr<Pipeline::PipelineCore> pipeline_;
108     std::atomic<bool> initialized_ {false};
109 
110     MediaStatStub mediaStatStub_ {};
111 
112     std::weak_ptr<IRecorderEngineObs> obs_ {};
113     std::shared_ptr<Pipeline::MuxerFilter> muxer_;
114     std::shared_ptr<Pipeline::OutputSinkFilter> outputSink_;
115     std::shared_ptr<Pipeline::AudioCaptureFilter> audioCapture_;
116     std::shared_ptr<Pipeline::AudioEncoderFilter> audioEncoder_;
117 #ifdef VIDEO_SUPPORT
118     std::shared_ptr<Pipeline::VideoCaptureFilter> videoCapture_;
119     std::shared_ptr<Pipeline::VideoEncoderFilter> videoEncoder_;
120 #endif
121 };
122 }  // namespace Record
123 }  // namespace Media
124 }  // namespace OHOS
125 #endif
126 #endif // HISTREAMER_HIRECORDER_IMPL_H
127