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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 
16 #include "audio_decoder_vivid_demo.h"
17 #include <iostream>
18 #include <fstream>
19 #include <unistd.h>
20 #include <sys/stat.h>
21 #include <chrono>
22 #include <fcntl.h>
23 #include "avcodec_codec_name.h"
24 #include "avcodec_common.h"
25 #include "avcodec_errors.h"
26 #include "demo_log.h"
27 #include "media_description.h"
28 #include "native_avcodec_base.h"
29 #include "native_avformat.h"
30 #include "native_avbuffer.h"
31 #include "native_avmemory.h"
32 #include "securec.h"
33 
34 using namespace OHOS;
35 using namespace OHOS::MediaAVCodec;
36 using namespace OHOS::MediaAVCodec::AudioBufferDemo;
37 
38 using namespace std;
39 namespace {
40 constexpr uint32_t CHANNEL_COUNT = 2;
41 constexpr uint32_t SAMPLE_FORMAT_VALUE = 2;
42 constexpr uint32_t SAMPLE_RATE = 96000;
43 constexpr uint32_t DEFAULT_AAC_TYPE = 1;
44 constexpr uint32_t AMRWB_SAMPLE_RATE = 16000;
45 constexpr uint32_t AMRNB_SAMPLE_RATE = 8000;
46 constexpr string_view INPUT_VIVID_FILE_PATH = "/data/test/media/VIVID_96k_2c_first_frame.dat";
47 } // namespace
48 
OnError(OH_AVCodec * codec,int32_t errorCode,void * userData)49 static void OnError(OH_AVCodec *codec, int32_t errorCode, void *userData)
50 {
51     (void)codec;
52     (void)errorCode;
53     (void)userData;
54 }
55 
OnOutputFormatChanged(OH_AVCodec * codec,OH_AVFormat * format,void * userData)56 static void OnOutputFormatChanged(OH_AVCodec *codec, OH_AVFormat *format, void *userData)
57 {
58     (void)codec;
59     (void)format;
60     (void)userData;
61     cout << "OnOutputFormatChanged received" << endl;
62 }
63 
OnInputBufferAvailable(OH_AVCodec * codec,uint32_t index,OH_AVBuffer * data,void * userData)64 static void OnInputBufferAvailable(OH_AVCodec *codec, uint32_t index, OH_AVBuffer *data, void *userData)
65 {
66     (void)codec;
67     ADecBufferSignal *signal = static_cast<ADecBufferSignal *>(userData);
68     unique_lock<mutex> lock(signal->inMutex_);
69     signal->inQueue_.push(index);
70     signal->inBufferQueue_.push(data);
71     signal->inCond_.notify_all();
72 }
73 
OnOutputBufferAvailable(OH_AVCodec * codec,uint32_t index,OH_AVBuffer * data,void * userData)74 static void OnOutputBufferAvailable(OH_AVCodec *codec, uint32_t index, OH_AVBuffer *data, void *userData)
75 {
76     (void)codec;
77     ADecBufferSignal *signal = static_cast<ADecBufferSignal *>(userData);
78     unique_lock<mutex> lock(signal->outMutex_);
79     signal->outQueue_.push(index);
80     signal->outBufferQueue_.push(data);
81     signal->outCond_.notify_all();
82 }
83 
SplitStringFully(const string & str,const string & separator)84 vector<string> SplitStringFully(const string& str, const string& separator)
85 {
86     vector<string> dest;
87     string substring;
88     string::size_type start = 0;
89     string::size_type index = str.find_first_of(separator, start);
90 
91     while (index != string::npos) {
92         substring = str.substr(start, index - start);
93         dest.push_back(substring);
94         start = str.find_first_not_of(separator, index);
95         if (start == string::npos) {
96             return dest;
97         }
98         index = str.find_first_of(separator, start);
99     }
100     substring = str.substr(start);
101     dest.push_back(substring);
102 
103     return dest;
104 }
105 
StringReplace(std::string & strBig,const std::string & strsrc,const std::string & strdst)106 void StringReplace(std::string& strBig, const std::string& strsrc, const std::string& strdst)
107 {
108     std::string::size_type pos = 0;
109     std::string::size_type srclen = strsrc.size();
110     std::string::size_type dstlen = strdst.size();
111 
112     while ((pos = strBig.find(strsrc, pos)) != std::string::npos) {
113         strBig.replace(pos, srclen, strdst);
114         pos += dstlen;
115     }
116 }
117 
RunCase(const uint8_t * data,size_t size)118 bool ADecBufferDemo::RunCase(const uint8_t *data, size_t size)
119 {
120     std::string codecdata(reinterpret_cast<const char *>(data), size);
121     inputdata = codecdata;
122     inputdatasize = size;
123     DEMO_CHECK_AND_RETURN_RET_LOG(CreateDec() == AVCS_ERR_OK, false, "Fatal: CreateDec fail");
124 
125     OH_AVFormat *format = OH_AVFormat_Create();
126     auto res = InitFormat(format);
127     if (res == false) {
128         return false;
129     }
130     DEMO_CHECK_AND_RETURN_RET_LOG(Start() == AVCS_ERR_OK, false, "Fatal: Start fail");
131     auto start = chrono::steady_clock::now();
132     unique_lock<mutex> lock(signal_->startMutex_);
133     signal_->startCond_.wait(lock, [this]() { return (!(isRunning_.load())); });
134     auto end = chrono::steady_clock::now();
135     std::cout << "decode finished, time = " << std::chrono::duration_cast<chrono::milliseconds>(end - start).count()
136               << " ms" << std::endl;
137     DEMO_CHECK_AND_RETURN_RET_LOG(Stop() == AVCS_ERR_OK, false, "Fatal: Stop fail");
138     DEMO_CHECK_AND_RETURN_RET_LOG(Release() == AVCS_ERR_OK, false, "Fatal: Release fail");
139     OH_AVFormat_Destroy(format);
140     sleep(1);
141     return true;
142 }
143 
ConfigVorbisExtraData(OH_AVFormat * format)144 bool ADecBufferDemo::ConfigVorbisExtraData(OH_AVFormat *format)
145 {
146     std::ifstream inputFile(INPUT_VIVID_FILE_PATH, std::ios::binary);
147     int64_t extradataSize;
148     DEMO_CHECK_AND_RETURN_RET_LOG(inputFile.is_open(), false, "Fatal: file is not open");
149     inputFile.read(reinterpret_cast<char *>(&extradataSize), sizeof(int64_t));
150     DEMO_CHECK_AND_RETURN_RET_LOG(inputFile.gcount() == sizeof(int64_t), false,
151                                   "Fatal: read extradataSize bytes error");
152     if (extradataSize < 0) {
153         return false;
154     }
155     char buffer[extradataSize];
156     inputFile.read(buffer, extradataSize);
157     DEMO_CHECK_AND_RETURN_RET_LOG(inputFile.gcount() == extradataSize, false, "Fatal: read extradata bytes error");
158     OH_AVFormat_SetBuffer(format, MediaDescriptionKey::MD_KEY_CODEC_CONFIG.data(), reinterpret_cast<uint8_t *>(buffer),
159                           extradataSize);
160     inputFile.close();
161     return true;
162 }
163 
InitFormat(OH_AVFormat * format)164 bool ADecBufferDemo::InitFormat(OH_AVFormat *format)
165 {
166     int32_t channelCount = CHANNEL_COUNT;
167     int32_t sampleRate = SAMPLE_RATE;
168     if (audioType_ != AudioBufferFormatType::TYPE_OPUS) {
169         OH_AVFormat_SetIntValue(format, MediaDescriptionKey::MD_KEY_AUDIO_SAMPLE_FORMAT.data(),
170                                 OH_BitsPerSample::SAMPLE_S16LE);
171     }
172     if (audioType_ == AudioBufferFormatType::TYPE_AAC) {
173         OH_AVFormat_SetIntValue(format, MediaDescriptionKey::MD_KEY_AAC_IS_ADTS.data(), DEFAULT_AAC_TYPE);
174     } else if (audioType_ == AudioBufferFormatType::TYPE_AMRNB || audioType_ == AudioBufferFormatType::TYPE_G711MU) {
175         channelCount = 1;
176         sampleRate = AMRNB_SAMPLE_RATE;
177     } else if (audioType_ == AudioBufferFormatType::TYPE_AMRWB || audioType_ == AudioBufferFormatType::TYPE_LBVC) {
178         channelCount = 1;
179         sampleRate = AMRWB_SAMPLE_RATE;
180     } else if (audioType_ == AudioBufferFormatType::TYPE_OPUS) {
181         int32_t channelCounttmp = 1;
182         int32_t sampleRatetmp = 8000;
183         channelCount = channelCounttmp;
184         sampleRate = sampleRatetmp;
185     } else if (audioType_ == AudioBufferFormatType::TYPE_MP3) {
186         OH_AVFormat_SetIntValue(format, MediaDescriptionKey::MD_KEY_AUDIO_SAMPLE_FORMAT.data(),
187                                 OH_BitsPerSample::SAMPLE_S16LE);
188     }
189     OH_AVFormat_SetIntValue(format, MediaDescriptionKey::MD_KEY_CHANNEL_COUNT.data(), channelCount);
190     OH_AVFormat_SetIntValue(format, MediaDescriptionKey::MD_KEY_SAMPLE_RATE.data(), sampleRate);
191     if (audioType_ == AudioBufferFormatType::TYPE_VORBIS) {
192         if (ConfigVorbisExtraData(format)) {
193             DEMO_CHECK_AND_RETURN_RET_LOG(Configure(format) == AVCS_ERR_OK, false, "Fatal: Configure fail");
194         }
195     } else if (audioType_ == AudioBufferFormatType::TYPE_VIVID) {
196         DEMO_CHECK_AND_RETURN_RET_LOG(Configure(format) == AVCS_ERR_OK, false,
197             "Fatal: TYPE_VIVID Configure fail");
198     } else if (audioType_ == AudioBufferFormatType::TYPE_APE) {
199         DEMO_CHECK_AND_RETURN_RET_LOG(Configure(format) == AVCS_ERR_OK, false,
200             "Fatal: TYPE_APE Configure fail");
201     } else {
202         DEMO_CHECK_AND_RETURN_RET_LOG(Configure(format) == AVCS_ERR_OK, false,
203             "Fatal: Configure fail");
204     }
205     return true;
206 }
207 
InitFile(const std::string & inputFile)208 bool ADecBufferDemo::InitFile(const std::string& inputFile)
209 {
210     if (inputFile.find("mp4") != std::string::npos || inputFile.find("m4a") != std::string::npos ||
211         inputFile.find("vivid") != std::string::npos || inputFile.find("ts") != std::string::npos) {
212         audioType_ = AudioBufferFormatType::TYPE_VIVID;
213     } else if (inputFile.find("aac") != std::string::npos) {
214         audioType_ = AudioBufferFormatType::TYPE_AAC;
215     } else if (inputFile.find("flac") != std::string::npos) {
216         audioType_ = AudioBufferFormatType::TYPE_FLAC;
217     } else if (inputFile.find("mp3") != std::string::npos) {
218         audioType_ = AudioBufferFormatType::TYPE_MP3;
219     } else if (inputFile.find("vorbis") != std::string::npos) {
220         audioType_ = AudioBufferFormatType::TYPE_VORBIS;
221     } else if (inputFile.find("amrnb") != std::string::npos) {
222         audioType_ = AudioBufferFormatType::TYPE_AMRNB;
223     } else if (inputFile.find("amrwb") != std::string::npos) {
224         audioType_ = AudioBufferFormatType::TYPE_AMRWB;
225     } else if (inputFile.find("opus") != std::string::npos) {
226         audioType_ = AudioBufferFormatType::TYPE_OPUS;
227     } else if (inputFile.find("g711mu") != std::string::npos) {
228         audioType_ = AudioBufferFormatType::TYPE_G711MU;
229     } else if (inputFile.find("ape") != std::string::npos) {
230         audioType_ = AudioBufferFormatType::TYPE_APE;
231     } else if (inputFile.find("lbvc") != std::string::npos) {
232         audioType_ = AudioBufferFormatType::TYPE_LBVC;
233     } else {
234         audioType_ = AudioBufferFormatType::TYPE_AAC;
235     }
236     return true;
237 }
238 
ADecBufferDemo()239 ADecBufferDemo::ADecBufferDemo() : audioDec_(nullptr), signal_(nullptr), audioType_(AudioBufferFormatType::TYPE_AAC)
240 {
241     signal_ = new ADecBufferSignal();
242     DEMO_CHECK_AND_RETURN_LOG(signal_ != nullptr, "Fatal: No memory");
243 }
244 
~ADecBufferDemo()245 ADecBufferDemo::~ADecBufferDemo()
246 {
247     if (signal_) {
248         delete signal_;
249         signal_ = nullptr;
250     }
251     if (inputFile_.is_open()) {
252         inputFile_.close();
253     }
254 }
255 
CreateDec()256 int32_t ADecBufferDemo::CreateDec()
257 {
258     if (audioType_ == AudioBufferFormatType::TYPE_AAC) {
259         audioDec_ = OH_AudioCodec_CreateByName((AVCodecCodecName::AUDIO_DECODER_AAC_NAME).data());
260         std::cout << "CreateDec TYPE_AAC!" << endl;
261     } else if (audioType_ == AudioBufferFormatType::TYPE_FLAC) {
262         audioDec_ = OH_AudioCodec_CreateByName((AVCodecCodecName::AUDIO_DECODER_FLAC_NAME).data());
263         std::cout << "CreateDec TYPE_FLAC!" << endl;
264     } else if (audioType_ == AudioBufferFormatType::TYPE_MP3) {
265         audioDec_ = OH_AudioCodec_CreateByName((AVCodecCodecName::AUDIO_DECODER_MP3_NAME).data());
266         std::cout << "CreateDec TYPE_MP3!" << endl;
267     } else if (audioType_ == AudioBufferFormatType::TYPE_VORBIS) {
268         audioDec_ = OH_AudioCodec_CreateByName((AVCodecCodecName::AUDIO_DECODER_VORBIS_NAME).data());
269         std::cout << "CreateDec TYPE_VORBIS!" << endl;
270     } else if (audioType_ == AudioBufferFormatType::TYPE_AMRNB) {
271         audioDec_ = OH_AudioCodec_CreateByName((AVCodecCodecName::AUDIO_DECODER_AMRNB_NAME).data());
272         std::cout << "CreateDec TYPE_AMRNB!" << endl;
273     } else if (audioType_ == AudioBufferFormatType::TYPE_AMRWB) {
274         audioDec_ = OH_AudioCodec_CreateByName((AVCodecCodecName::AUDIO_DECODER_AMRWB_NAME).data());
275         std::cout << "CreateDec TYPE_AMRWB!" << endl;
276     } else if (audioType_ == AudioBufferFormatType::TYPE_VIVID) {
277         audioDec_ = OH_AudioCodec_CreateByName((AVCodecCodecName::AUDIO_DECODER_VIVID_NAME).data());
278         std::cout << "CreateDec TYPE_VIVID!" << endl;
279     } else if (audioType_ == AudioBufferFormatType::TYPE_OPUS) {
280         audioDec_ = OH_AudioCodec_CreateByName((AVCodecCodecName::AUDIO_DECODER_OPUS_NAME).data());
281         std::cout << "CreateDec TYPE_OPUS!" << endl;
282     } else if (audioType_ == AudioBufferFormatType::TYPE_G711MU) {
283         audioDec_ = OH_AudioCodec_CreateByName((AVCodecCodecName::AUDIO_DECODER_G711MU_NAME).data());
284         std::cout << "CreateDec TYPE_G711MU!" << endl;
285     } else if (audioType_ == AudioBufferFormatType::TYPE_APE) {
286         audioDec_ = OH_AudioCodec_CreateByName((AVCodecCodecName::AUDIO_DECODER_APE_NAME).data());
287         std::cout << "CreateDec TYPE_APE!" << endl;
288     } else if (audioType_ == AudioBufferFormatType::TYPE_LBVC) {
289         audioDec_ = OH_AudioCodec_CreateByName((AVCodecCodecName::AUDIO_DECODER_LBVC_NAME).data());
290         std::cout << "CreateDec TYPE_LBVC!" << endl;
291     } else {
292         return AVCS_ERR_INVALID_VAL;
293     }
294     DEMO_CHECK_AND_RETURN_RET_LOG(audioDec_ != nullptr, AVCS_ERR_UNKNOWN, "Fatal: CreateByName fail");
295     if (audioDec_ == nullptr) {
296         return AVCS_ERR_UNKNOWN;
297     }
298     if (signal_ == nullptr) {
299         signal_ = new ADecBufferSignal();
300         DEMO_CHECK_AND_RETURN_RET_LOG(signal_ != nullptr, AVCS_ERR_UNKNOWN, "Fatal: No memory");
301     }
302     cb_ = {&OnError, &OnOutputFormatChanged, &OnInputBufferAvailable, &OnOutputBufferAvailable};
303     int32_t ret = OH_AudioCodec_RegisterCallback(audioDec_, cb_, signal_);
304     DEMO_CHECK_AND_RETURN_RET_LOG(ret == AVCS_ERR_OK, AVCS_ERR_UNKNOWN, "Fatal: SetCallback fail");
305     return AVCS_ERR_OK;
306 }
307 
Configure(OH_AVFormat * format)308 int32_t ADecBufferDemo::Configure(OH_AVFormat *format)
309 {
310     return OH_AudioCodec_Configure(audioDec_, format);
311 }
312 
Start()313 int32_t ADecBufferDemo::Start()
314 {
315     isRunning_.store(true);
316 
317     inputLoop_ = make_unique<thread>(&ADecBufferDemo::InputFunc, this);
318     DEMO_CHECK_AND_RETURN_RET_LOG(inputLoop_ != nullptr, AVCS_ERR_UNKNOWN, "Fatal: No memory");
319 
320     outputLoop_ = make_unique<thread>(&ADecBufferDemo::OutputFunc, this);
321     DEMO_CHECK_AND_RETURN_RET_LOG(outputLoop_ != nullptr, AVCS_ERR_UNKNOWN, "Fatal: No memory");
322 
323     return OH_AudioCodec_Start(audioDec_);
324 }
325 
Stop()326 int32_t ADecBufferDemo::Stop()
327 {
328     isRunning_.store(false);
329     if (inputLoop_ != nullptr && inputLoop_->joinable()) {
330         {
331             unique_lock<mutex> lock(signal_->inMutex_);
332             signal_->inCond_.notify_all();
333         }
334         inputLoop_->join();
335         inputLoop_ = nullptr;
336         while (!signal_->inQueue_.empty()) {
337             signal_->inQueue_.pop();
338         }
339         while (!signal_->inBufferQueue_.empty()) {
340             signal_->inBufferQueue_.pop();
341         }
342     }
343 
344     if (outputLoop_ != nullptr && outputLoop_->joinable()) {
345         {
346             unique_lock<mutex> lock(signal_->outMutex_);
347             signal_->outCond_.notify_all();
348         }
349         outputLoop_->join();
350         outputLoop_ = nullptr;
351         while (!signal_->outQueue_.empty()) {
352             signal_->outQueue_.pop();
353         }
354         while (!signal_->outBufferQueue_.empty()) {
355             signal_->outBufferQueue_.pop();
356         }
357     }
358     std::cout << "start stop!\n";
359     return OH_AudioCodec_Stop(audioDec_);
360 }
361 
Flush()362 int32_t ADecBufferDemo::Flush()
363 {
364     isRunning_.store(false);
365     if (inputLoop_ != nullptr && inputLoop_->joinable()) {
366         {
367             unique_lock<mutex> lock(signal_->inMutex_);
368             signal_->inCond_.notify_all();
369         }
370         inputLoop_->join();
371         inputLoop_ = nullptr;
372         while (!signal_->inQueue_.empty()) {
373             signal_->inQueue_.pop();
374         }
375         while (!signal_->inBufferQueue_.empty()) {
376             signal_->inBufferQueue_.pop();
377         }
378         std::cout << "clear input buffer!\n";
379     }
380 
381     if (outputLoop_ != nullptr && outputLoop_->joinable()) {
382         {
383             unique_lock<mutex> lock(signal_->outMutex_);
384             signal_->outCond_.notify_all();
385         }
386         outputLoop_->join();
387         outputLoop_ = nullptr;
388         while (!signal_->outQueue_.empty()) {
389             signal_->outQueue_.pop();
390         }
391         while (!signal_->outBufferQueue_.empty()) {
392             signal_->outBufferQueue_.pop();
393         }
394         std::cout << "clear output buffer!\n";
395     }
396     return OH_AudioCodec_Flush(audioDec_);
397 }
398 
Reset()399 int32_t ADecBufferDemo::Reset()
400 {
401     return OH_AudioCodec_Reset(audioDec_);
402 }
403 
Release()404 int32_t ADecBufferDemo::Release()
405 {
406     return OH_AudioCodec_Destroy(audioDec_);
407 }
408 
HandleInputEOS(const uint32_t index)409 void ADecBufferDemo::HandleInputEOS(const uint32_t index)
410 {
411     OH_AudioCodec_PushInputBuffer(audioDec_, index);
412     signal_->inBufferQueue_.pop();
413     signal_->inQueue_.pop();
414 }
415 
InputFunc()416 void ADecBufferDemo::InputFunc()
417 {
418     std::cout << "InputFunc Begin" << std::endl;
419     // 已处理数据长度
420     size_t offset = 0;
421     // 当前待处理数据长度
422     size_t bytesToCopy = 0;
423     // Size of each chunk to copy
424     size_t chunkSize = GetFrameBytes();
425     while (isRunning_.load()) {
426         unique_lock<mutex> lock(signal_->inMutex_);
427         signal_->inCond_.wait(lock, [this]() { return (signal_->inQueue_.size() > 0 || !isRunning_.load()); });
428         if (!isRunning_.load()) {
429             break;
430         }
431         uint32_t index = signal_->inQueue_.front();
432         auto buffer = signal_->inBufferQueue_.front();
433         DEMO_CHECK_AND_BREAK_LOG(buffer != nullptr, "Fatal: GetInputBuffer fail");
434         int ret;
435         // 判断是否读取完毕
436         if (offset < inputdatasize) {
437             if (isFirstFrame_) {
438                 // 首帧
439                 ReadFirstFrame(buffer);
440                 buffer->buffer_->flag_ = AVCODEC_BUFFER_FLAGS_CODEC_DATA;
441                 isFirstFrame_ = false;
442             } else {
443                 //  非首帧
444                 // 获取当前待处理数据长度
445                 bytesToCopy = (chunkSize < (inputdatasize - offset)) ? chunkSize : (inputdatasize - offset);
446                 ReadFuzzData(buffer, offset, bytesToCopy);
447                 buffer->buffer_->memory_->SetSize(bytesToCopy);
448                 buffer->buffer_->flag_ = AVCODEC_BUFFER_FLAGS_NONE;
449                 offset += bytesToCopy;
450             }
451         } else {
452             std::cout << "InputFunc Input EOS!!!" << std::endl;
453             // 写入最后一帧
454             buffer->buffer_->memory_->SetSize(1);
455             buffer->buffer_->flag_ = AVCODEC_BUFFER_FLAGS_EOS;
456             ret = OH_AudioCodec_PushInputBuffer(audioDec_, index);
457             signal_->inQueue_.pop();
458             signal_->inBufferQueue_.pop();
459             break;
460         }
461         ret = OH_AudioCodec_PushInputBuffer(audioDec_, index);
462         signal_->inQueue_.pop();
463         signal_->inBufferQueue_.pop();
464         frameCount_++;
465         std::cout << "InputFunc frameCount: " << frameCount_ << std::endl;
466         if (ret != AVCS_ERR_OK) {
467             isRunning_.store(false);
468             break;
469         }
470     }
471     std::cout << "InputFunc End" << std::endl;
472     signal_->startCond_.notify_all();
473 }
474 
GetFrameBytes()475 size_t ADecBufferDemo::GetFrameBytes()
476 {
477     size_t frameBytes = 1152;
478     if (audioType_ == AudioBufferFormatType::TYPE_OPUS) {
479         size_t opussize = 960;
480         frameBytes = opussize;
481     } else if (audioType_ == AudioBufferFormatType::TYPE_G711MU) {
482         size_t gmusize = 320;
483         frameBytes = gmusize;
484     } else if (audioType_ == AudioBufferFormatType::TYPE_LBVC) {
485         size_t lbvcsize = 640;
486         frameBytes = lbvcsize;
487     } else if (audioType_ == AudioBufferFormatType::TYPE_AAC) {
488         size_t aacsize = 1024;
489         frameBytes = aacsize;
490     } else if (audioType_ == AudioBufferFormatType::TYPE_VIVID) {
491         size_t gmusize = 1024 * CHANNEL_COUNT * SAMPLE_FORMAT_VALUE;
492         frameBytes = gmusize;
493     }
494     return frameBytes;
495 }
496 
ReadFirstFrame(OH_AVBuffer * buffer)497 void ADecBufferDemo::ReadFirstFrame(OH_AVBuffer* buffer)
498 {
499     // 1.打开文件
500     inputFile_.open(INPUT_VIVID_FILE_PATH, std::ios::binary);
501     // 2.是否打开成功
502     if (!inputFile_.is_open()) {
503         std::cout << "Fatal: open input file failed" << std::endl;
504         return;
505     }
506     // 3.读取数据
507     int64_t size;
508     int64_t pts;
509     inputFile_.read(reinterpret_cast<char *>(&size), sizeof(size));
510     DEMO_CHECK_AND_RETURN_LOG(inputFile_.gcount() == sizeof(size), "Fatal: read size fail");
511     inputFile_.read(reinterpret_cast<char *>(&buffer->buffer_->pts_), sizeof(buffer->buffer_->pts_));
512     DEMO_CHECK_AND_RETURN_LOG(inputFile_.gcount() == sizeof(pts), "Fatal: read pts fail");
513     inputFile_.read(reinterpret_cast<char *>(OH_AVBuffer_GetAddr(buffer)), size);
514     buffer->buffer_->memory_->SetSize(size);
515     DEMO_CHECK_AND_RETURN_LOG(inputFile_.gcount() == size, "Fatal: read buffer fail");
516     // 4.关闭文件
517     inputFile_.close();
518 }
519 
ReadFuzzData(OH_AVBuffer * buffer,size_t offset,size_t bytesToCopy)520 int32_t ADecBufferDemo::ReadFuzzData(OH_AVBuffer* buffer, size_t offset, size_t bytesToCopy)
521 {
522     errno_t err = strncpy_s(reinterpret_cast<char*>(OH_AVBuffer_GetAddr(buffer)),
523                             bytesToCopy, (inputdata.substr(offset)).c_str(), bytesToCopy);
524     if (err != 0) {
525         std::cerr << "Error in safe_strncpy: " << err << std::endl;
526         return 1;
527     }
528     return 0;
529 }
530 
OutputFunc()531 void ADecBufferDemo::OutputFunc()
532 {
533     while (isRunning_.load()) {
534         unique_lock<mutex> lock(signal_->outMutex_);
535         signal_->outCond_.wait(lock, [this]() { return (signal_->outQueue_.size() > 0 || !isRunning_.load()); });
536         if (!isRunning_.load()) {
537             cout << "wait to stop, exit" << endl;
538             break;
539         }
540 
541         uint32_t index = signal_->outQueue_.front();
542         OH_AVBuffer *data = signal_->outBufferQueue_.front();
543         cout << "OutputFunc index:" << index << endl;
544         if (data == nullptr) {
545             cout << "OutputFunc OH_AVBuffer is nullptr" << endl;
546             continue;
547         }
548         if (data != nullptr &&
549             (data->buffer_->flag_ == AVCODEC_BUFFER_FLAGS_EOS || data->buffer_->memory_->GetSize() == 0)) {
550             cout << "decode eos" << endl;
551             isRunning_.store(false);
552             signal_->startCond_.notify_all();
553         }
554         signal_->outBufferQueue_.pop();
555         signal_->outQueue_.pop();
556         if (OH_AudioCodec_FreeOutputBuffer(audioDec_, index) != AV_ERR_OK) {
557             cout << "Fatal: FreeOutputData fail" << endl;
558             break;
559         }
560         if (data->buffer_->flag_ == AVCODEC_BUFFER_FLAGS_EOS) {
561             cout << "decode eos" << endl;
562             isRunning_.store(false);
563             signal_->startCond_.notify_all();
564         }
565     }
566     signal_->startCond_.notify_all();
567 }
568 
SetCallback(OH_AVCodec * codec)569 OH_AVErrCode ADecBufferDemo::SetCallback(OH_AVCodec* codec)
570 {
571     cb_ = {&OnError, &OnOutputFormatChanged, &OnInputBufferAvailable, &OnOutputBufferAvailable};
572     return OH_AudioCodec_RegisterCallback(codec, cb_, signal_);
573 }
574 
CreateByMime(const char * mime)575 OH_AVCodec* ADecBufferDemo::CreateByMime(const char* mime)
576 {
577     if (mime != nullptr) {
578         if (strcmp(mime, "audio/mp4a-latm") == 0) {
579             audioType_ = AudioBufferFormatType::TYPE_AAC;
580         } else if (strcmp(mime, "audio/flac") == 0) {
581             audioType_ = AudioBufferFormatType::TYPE_FLAC;
582         } else if (strcmp(mime, "audio/x-ape") == 0) {
583             audioType_ = AudioBufferFormatType::TYPE_APE;
584         } else if (strcmp(mime, OH_AVCODEC_MIMETYPE_AUDIO_LBVC) == 0) {
585             audioType_ = AudioBufferFormatType::TYPE_LBVC;
586         } else {
587             audioType_ = AudioBufferFormatType::TYPE_VIVID;
588         }
589     }
590     return OH_AudioCodec_CreateByMime(mime, false);
591 }
592 
CreateByName(const char * name)593 OH_AVCodec* ADecBufferDemo::CreateByName(const char* name)
594 {
595     return OH_AudioCodec_CreateByName(name);
596 }
597 
Destroy(OH_AVCodec * codec)598 OH_AVErrCode ADecBufferDemo::Destroy(OH_AVCodec* codec)
599 {
600     OH_AVErrCode ret = OH_AudioCodec_Destroy(codec);
601     return ret;
602 }
603 
IsValid(OH_AVCodec * codec,bool * isValid)604 OH_AVErrCode ADecBufferDemo::IsValid(OH_AVCodec* codec, bool* isValid)
605 {
606     return OH_AudioCodec_IsValid(codec, isValid);
607 }
608 
Prepare(OH_AVCodec * codec)609 OH_AVErrCode ADecBufferDemo::Prepare(OH_AVCodec* codec)
610 {
611     return OH_AudioCodec_Prepare(codec);
612 }
613 
Start(OH_AVCodec * codec)614 OH_AVErrCode ADecBufferDemo::Start(OH_AVCodec* codec)
615 {
616     return OH_AudioCodec_Start(codec);
617 }
618 
Stop(OH_AVCodec * codec)619 OH_AVErrCode ADecBufferDemo::Stop(OH_AVCodec* codec)
620 {
621     OH_AVErrCode ret = OH_AudioCodec_Stop(codec);
622     return ret;
623 }
624 
Flush(OH_AVCodec * codec)625 OH_AVErrCode ADecBufferDemo::Flush(OH_AVCodec* codec)
626 {
627     OH_AVErrCode ret = OH_AudioCodec_Flush(codec);
628     return ret;
629 }
630 
Reset(OH_AVCodec * codec)631 OH_AVErrCode ADecBufferDemo::Reset(OH_AVCodec* codec)
632 {
633     return OH_AudioCodec_Reset(codec);
634 }
635 
GetOutputDescription(OH_AVCodec * codec)636 OH_AVFormat* ADecBufferDemo::GetOutputDescription(OH_AVCodec* codec)
637 {
638     return OH_AudioCodec_GetOutputDescription(codec);
639 }
640 
FreeOutputData(OH_AVCodec * codec,uint32_t index)641 OH_AVErrCode ADecBufferDemo::FreeOutputData(OH_AVCodec* codec, uint32_t index)
642 {
643     return OH_AudioCodec_FreeOutputBuffer(codec, index);
644 }
645 
PushInputData(OH_AVCodec * codec,uint32_t index)646 OH_AVErrCode ADecBufferDemo::PushInputData(OH_AVCodec* codec, uint32_t index)
647 {
648     OH_AVCodecBufferAttr info;
649     if (!eosFlag) {
650         if (!signal_->inBufferQueue_.empty()) {
651             int32_t size = 100;
652             unique_lock<mutex> lock(signal_->inMutex_);
653             auto buffer = signal_->inBufferQueue_.front();
654             info.size = size;
655             info.pts = 0;
656             info.flags = AVCODEC_BUFFER_FLAGS_NONE;
657             OH_AVErrCode ret = OH_AVBuffer_SetBufferAttr(buffer, &info);
658             std::cout <<"info.size:" << info.size <<"   ADecBufferDemo::PushInputData : = "<< (int32_t)ret<<std::endl;
659             if (ret != AV_ERR_OK) {
660                 return ret;
661             }
662         }
663     }
664     return OH_AudioCodec_PushInputBuffer(codec, index);
665 }
666 
GetInputIndex()667 uint32_t ADecBufferDemo::GetInputIndex()
668 {
669     int32_t sleepTime = 0;
670     int32_t condTime = 5;
671     uint32_t index;
672     while (signal_->inQueue_.empty() && sleepTime < condTime) {
673         sleep(1);
674         sleepTime++;
675     }
676     if (sleepTime >= condTime) {
677         return 0;
678     } else {
679         index = signal_->inQueue_.front();
680         signal_->inQueue_.pop();
681     }
682     return index;
683 }
684 
GetOutputIndex()685 uint32_t ADecBufferDemo::GetOutputIndex()
686 {
687     int32_t sleepTime = 0;
688     int32_t condTime = 5;
689     uint32_t index;
690     while (signal_->outQueue_.empty() && sleepTime < condTime) {
691         sleep(1);
692         sleepTime++;
693     }
694     if (sleepTime >= condTime) {
695         return 0;
696     } else {
697         index = signal_->outQueue_.front();
698         signal_->outQueue_.pop();
699     }
700     return index;
701 }
702 
PushInputDataEOS(OH_AVCodec * codec,uint32_t index)703 OH_AVErrCode ADecBufferDemo::PushInputDataEOS(OH_AVCodec* codec, uint32_t index)
704 {
705     OH_AVCodecBufferAttr info;
706     info.size = 0;
707     info.offset = 0;
708     info.pts = 0;
709     info.flags = AVCODEC_BUFFER_FLAGS_EOS;
710     eosFlag = true;
711     if (!signal_->inBufferQueue_.empty()) {
712         auto buffer = signal_->inBufferQueue_.front();
713         OH_AVBuffer_SetBufferAttr(buffer, &info);
714     }
715     return OH_AudioCodec_PushInputBuffer(codec, index);
716 }
717 
Configure(OH_AVCodec * codec,OH_AVFormat * format,int32_t channel,int32_t sampleRate)718 OH_AVErrCode ADecBufferDemo::Configure(OH_AVCodec* codec, OH_AVFormat* format, int32_t channel, int32_t sampleRate)
719 {
720     if (format == nullptr) {
721         std::cout<<" Configure format nullptr"<< std::endl;
722         return OH_AudioCodec_Configure(codec, format);
723     }
724     OH_AVFormat_SetIntValue(format, OH_MD_KEY_AUD_CHANNEL_COUNT, channel);
725     OH_AVFormat_SetIntValue(format, OH_MD_KEY_AUD_SAMPLE_RATE, sampleRate);
726     if (audioType_ == AudioBufferFormatType::TYPE_AAC) {
727         OH_AVFormat_SetIntValue(format, OH_MD_KEY_AAC_IS_ADTS, 1);
728     } else if (audioType_ == AudioBufferFormatType::TYPE_FLAC) {
729     }
730     std::cout<<" Configure format :"<< format << std::endl;
731     if (format == nullptr) {
732         std::cout<<" Configure format end is nullptr"<< std::endl;
733     }
734     OH_AVErrCode ret = OH_AudioCodec_Configure(codec, format);
735     return ret;
736 }
737 
SetParameter(OH_AVCodec * codec,OH_AVFormat * format,int32_t channel,int32_t sampleRate)738 OH_AVErrCode ADecBufferDemo::SetParameter(OH_AVCodec* codec, OH_AVFormat* format, int32_t channel, int32_t sampleRate)
739 {
740     if (format == nullptr) {
741         std::cout<<" SetParameter format nullptr"<< std::endl;
742         return OH_AudioCodec_SetParameter(codec, format);
743     }
744     OH_AVFormat_SetIntValue(format, OH_MD_KEY_AUD_CHANNEL_COUNT, channel);
745     OH_AVFormat_SetIntValue(format, OH_MD_KEY_AUD_SAMPLE_RATE, sampleRate);
746     if (audioType_ == AudioBufferFormatType::TYPE_AAC) {
747         OH_AVFormat_SetIntValue(format, OH_MD_KEY_AAC_IS_ADTS, 1);
748     } else if (audioType_ == AudioBufferFormatType::TYPE_FLAC) {
749     }
750     std::cout<<" SetParameter format :"<< format << std::endl;
751     if (format == nullptr) {
752         std::cout<<" SetParameter format end is nullptr"<< std::endl;
753     }
754     OH_AVErrCode ret = OH_AudioCodec_SetParameter(codec, format);
755     return ret;
756 }