1 /*
2  * Copyright (C) 2023 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 AVCODEC_AUDIO_DECODER_INNER_DEMO_H
17 #define AVCODEC_AUDIO_DECODER_INNER_DEMO_H
18 
19 #include <atomic>
20 #include <fstream>
21 #include <thread>
22 #include <queue>
23 #include <string>
24 #include "avcodec_common.h"
25 #include "avcodec_audio_decoder.h"
26 #include "nocopyable.h"
27 
28 namespace OHOS {
29 namespace MediaAVCodec {
30 namespace InnerAudioDemo {
31 class ADecSignal {
32 public:
33     std::mutex inMutex_;
34     std::mutex outMutex_;
35     std::mutex startMutex_;
36     std::condition_variable inCond_;
37     std::condition_variable outCond_;
38     std::condition_variable startCond_;
39     std::queue<uint32_t> inQueue_;
40     std::queue<uint32_t> outQueue_;
41     std::queue<std::shared_ptr<AVSharedMemory>> inBufferQueue_;
42     std::queue<std::shared_ptr<AVSharedMemory>> outBufferQueue_;
43     std::queue<AVCodecBufferInfo> infoQueue_;
44     std::queue<AVCodecBufferFlag> flagQueue_;
45 };
46 
47 class ADecDemoCallback : public AVCodecCallback, public NoCopyable {
48 public:
49     explicit ADecDemoCallback(std::shared_ptr<ADecSignal> signal);
50     virtual ~ADecDemoCallback() = default;
51 
52     void OnError(AVCodecErrorType errorType, int32_t errorCode) override;
53     void OnOutputFormatChanged(const Format &format) override;
54     void OnInputBufferAvailable(uint32_t index, std::shared_ptr<AVSharedMemory> buffer) override;
55     void OnOutputBufferAvailable(uint32_t index, AVCodecBufferInfo info, AVCodecBufferFlag flag,
56                                  std::shared_ptr<AVSharedMemory> buffer) override;
57 
58 private:
59     std::shared_ptr<ADecSignal> signal_;
60 };
61 
62 class ADecInnerDemo : public NoCopyable {
63 public:
64     ADecInnerDemo() = default;
65     virtual ~ADecInnerDemo() = default;
66     void RunCase();
67 
68 private:
69     int32_t CreateDec();
70     int32_t Configure(const Format &format);
71     int32_t Start();
72     int32_t Stop();
73     int32_t Flush();
74     int32_t Reset();
75     int32_t Release();
76     void InputFunc();
77     void OutputFunc();
78     void HandleInputEOS(const uint32_t &index);
79     int32_t HandleNormalInput(const uint32_t &index, const int64_t &pts, const size_t &size);
80 
81     std::atomic<bool> isRunning_ = false;
82     std::unique_ptr<std::ifstream> testFile_;
83     std::unique_ptr<std::thread> inputLoop_;
84     std::unique_ptr<std::thread> outputLoop_;
85     std::shared_ptr<AVCodecAudioDecoder> audioDec_;
86     std::shared_ptr<ADecSignal> signal_;
87     std::shared_ptr<ADecDemoCallback> cb_;
88     uint32_t frameCount_ = 0;
89     std::ifstream inputFile_;
90 };
91 } // namespace InnerAudioDemo
92 } // namespace MediaAVCodec
93 } // namespace OHOS
94 #endif // AVCODEC_AUDIO_DECODER_INNER_DEMO_H
95