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1 /*
2  * Copyright (c) 2022-2023 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 #include "decoder_demo.h"
17 
18 #include <iostream>
19 #include <unistd.h>
20 
21 #include "avcodec_list.h"
22 #include "securec.h"
23 #include "wm_common.h"
24 #include "window.h"
25 #include "window_option.h"
26 
27 using namespace OHOS::DistributedHardware;
28 static const int32_t ES_R[325] = {
29     11895, 8109, 1578, 1616, 1313, 572, 805, 837, 755, 706, 952, 879, 13193, 422, 389, 509, 725, 465, 479, 959, 677,
30     364, 541, 696, 9306, 322, 318, 767, 590, 422, 530, 403, 505, 566, 445, 508, 7783, 460, 405, 343, 451, 608, 431,
31     411, 543, 487, 527, 400, 6287, 385, 418, 391, 592, 434, 412, 398, 504, 492, 479, 561, 5413, 317, 355, 422, 467,
32     452, 476, 460, 490, 492, 485, 451, 5036, 312, 408, 460, 432, 502, 388, 475, 407, 544, 401, 487, 4404, 362, 378,
33     427, 416, 426, 456, 414, 438, 424, 442, 444, 4310, 362, 388, 393, 390, 441, 398, 423, 369, 443, 406, 392, 4231,
34     343, 363, 355, 390, 459, 371, 378, 381, 405, 392, 426, 3975, 387, 337, 393, 439, 378, 355, 374, 484, 381, 373,
35     423, 3869, 312, 350, 400, 345, 356, 320, 473, 431, 386, 338, 431, 3426, 268, 315, 416, 383, 373, 381, 354, 383,
36     328, 348, 418, 3715, 324, 361, 331, 350, 302, 409, 377, 359, 384, 334, 326, 3439, 266, 324, 329, 353, 405, 303,
37     357, 332, 292, 361, 333, 3542, 294, 284, 247, 331, 306, 322, 287, 367, 341, 276, 258, 3980, 246, 245, 259, 309,
38     333, 250, 275, 334, 281, 253, 371, 3640, 213, 231, 301, 302, 228, 289, 290, 281, 201, 284, 277, 4242, 205, 328,
39     237, 283, 295, 266, 230, 321, 348, 212, 308, 4103, 259, 238, 245, 298, 330, 265, 271, 287, 267, 286, 290, 3856,
40     269, 242, 209, 314, 267, 278, 280, 314, 250, 433, 238, 3654, 195, 246, 301, 298, 250, 270, 320, 269, 305, 258,
41     368, 3810, 231, 212, 279, 289, 252, 303, 287, 295, 206, 264, 349, 4071, 242, 296, 271, 231, 307, 265, 254, 267,
42     317, 232, 348, 4077, 259, 222, 268, 235, 324, 266, 256, 312, 246, 248, 325, 4000, 266, 201, 230, 293, 264, 265,
43     273, 301, 304, 253, 266, 3978, 228, 232, 250, 248, 281, 219, 243, 293, 287, 253, 328, 3719
44 };
45 
46 static const int32_t ES_W[183] = {
47     2111, 109091, 9316, 969, 13656, 1349, 959, 10484, 1219, 14839, 1092, 23378, 1653, 1725, 1526, 8500, 15407,
48     2058, 1346, 21066, 3758, 1734, 1950, 19955, 3997, 1732, 1784, 22687, 4392, 2448, 2180, 17456, 3930, 1851,
49     1802, 24227, 4393, 2639, 2778, 18314, 4023, 2392, 2283, 20566, 4118, 2664, 2013, 18964, 2624, 45258, 5860,
50     4124, 3473, 27772, 4687, 3140, 2939, 26288, 3808, 2967, 2823, 27219, 3943, 3242, 2667, 27372, 3522, 2899,
51     2316, 26608, 3284, 2853, 2285, 19581, 2894, 2436, 24898, 4002, 2876, 2807, 25730, 3903, 2874, 2975, 26309,
52     3771, 2763, 2666, 23404, 3826, 2410, 2644, 24629, 4145, 3121, 2878, 50773, 7040, 3945, 3292, 30828, 5210,
53     2883, 3277, 31501, 4809, 3068, 3220, 30746, 4715, 3461, 3583, 32278, 4798, 3398, 3389, 31404, 4921, 3382,
54     3766, 31821, 5848, 3860, 4047, 37642, 5793, 4271, 4094, 29853, 6163, 4399, 4063, 32151, 6038, 4332, 4041,
55     30390, 5679, 4098, 3921, 29401, 5307, 3996, 3945, 45997, 7060, 3716, 4183, 26357, 6190, 3714, 4250, 29086,
56     5929, 3491, 4489, 27772, 6656, 4219, 4348, 25851, 6088, 3617, 4477, 25722, 6303, 3856, 4208, 25348, 5896,
57     3816, 4521, 22462, 5914, 3673, 4594, 18091, 6474, 3878, 4492, 10890, 4823, 4148
58 };
59 
60 using namespace OHOS;
61 using namespace OHOS::Media;
62 using namespace std;
63 namespace {
64     constexpr uint32_t DEFAULT_FRAME_RATE = 30;
65     constexpr uint32_t MAX_INPUT_BUFFER_SIZE = 30000;
66     constexpr uint32_t FRAME_DURATION_US = 33000;
67     constexpr uint32_t VIDEO_DATA_FORMAT_NV12 = 2;
68     constexpr uint32_t VIDEO_DATA_FORMAT_RGBA = 5;
69     constexpr uint32_t SLEEP_THREE_SECOND = 3;
70     constexpr uint32_t INDEX_CONSTANT = 10000;
71     const string CODEC_NAME_H264 = "OMX_hisi_video_encoder_avc";
72     const string CODEC_NAME_MPEG4 = "avenc_mpeg4";
73 }
74 
RunCase()75 void VDecDemo::RunCase()
76 {
77     CheckCodecType();
78     CreateVdec();
79     Format format;
80     format.PutIntValue("width", width_);
81     format.PutIntValue("height", height_);
82     if (isW) {
83         format.PutIntValue("pixel_format", VIDEO_DATA_FORMAT_NV12);
84     } else {
85         format.PutIntValue("pixel_format", VIDEO_DATA_FORMAT_RGBA);
86     }
87     format.PutIntValue("frame_rate", DEFAULT_FRAME_RATE);
88     format.PutIntValue("max_input_size", MAX_INPUT_BUFFER_SIZE);
89     Configure(format);
90     SetSurface();
91     Prepare();
92     Start();
93     sleep(SLEEP_THREE_SECOND);
94     Stop();
95     Release();
96 }
97 
CreateVdec()98 int32_t VDecDemo::CreateVdec()
99 {
100     if (isW) {
101         vdec_ = VideoDecoderFactory::CreateByMime("video/avc");
102     } else {
103         vdec_ = VideoDecoderFactory::CreateByMime("video/mp4v-es");
104     }
105 
106     signal_ = make_shared<VDecSignal>();
107     cb_ = make_unique<VDecDemoCallback>(signal_);
108     vdec_->SetCallback(cb_);
109     return 0;
110 }
111 
Configure(const Format & format)112 int32_t VDecDemo::Configure(const Format &format)
113 {
114     return vdec_->Configure(format);
115 }
116 
Prepare()117 int32_t VDecDemo::Prepare()
118 {
119     return vdec_->Prepare();
120 }
121 
Start()122 int32_t VDecDemo::Start()
123 {
124     isRunning_.store(true);
125 
126     testFile_ = std::make_unique<std::ifstream>();
127     testFile_->open("/data/media/video.es", std::ios::in | std::ios::binary);
128 
129     inputLoop_ = make_unique<thread>(&VDecDemo::InputFunc, this);
130     outputLoop_ = make_unique<thread>(&VDecDemo::OutputFunc, this);
131     return vdec_->Start();
132 }
133 
Stop()134 int32_t VDecDemo::Stop()
135 {
136     isRunning_.store(false);
137 
138     if (inputLoop_ != nullptr && inputLoop_->joinable()) {
139         {
140             unique_lock<mutex> inLock(signal_->inMutex_);
141             signal_->inQueue_.push(INDEX_CONSTANT);
142             signal_->inCond_.notify_all();
143         }
144         inputLoop_->join();
145         inputLoop_.reset();
146     }
147 
148     if (outputLoop_ != nullptr && outputLoop_->joinable()) {
149         {
150             unique_lock<mutex> outLock(signal_->outMutex_);
151             signal_->outQueue_.push(INDEX_CONSTANT);
152             signal_->outCond_.notify_all();
153         }
154         outputLoop_->join();
155         outputLoop_.reset();
156     }
157 
158     return vdec_->Stop();
159 }
160 
Flush()161 int32_t VDecDemo::Flush()
162 {
163     return vdec_->Flush();
164 }
165 
Reset()166 int32_t VDecDemo::Reset()
167 {
168     return vdec_->Reset();
169 }
170 
Release()171 int32_t VDecDemo::Release()
172 {
173     return vdec_->Release();
174 }
175 
SetOutputSurface(sptr<Surface> surface)176 void VDecDemo::SetOutputSurface(sptr<Surface> surface)
177 {
178     surface_ = surface;
179 }
180 
SetWindowSize(uint32_t width,uint32_t height)181 void VDecDemo::SetWindowSize(uint32_t width, uint32_t height)
182 {
183     width_ = width;
184     height_ = height;
185 }
186 
SetSurface()187 int32_t VDecDemo::SetSurface()
188 {
189     return vdec_->SetOutputSurface(surface_);
190 }
191 
CheckCodecType()192 void VDecDemo::CheckCodecType()
193 {
194     std::vector<std::string> localCodecArray;
195     std::shared_ptr<Media::AVCodecList> codecList = Media::AVCodecListFactory::CreateAVCodecList();
196     std::vector<std::shared_ptr<Media::VideoCaps>> caps = codecList->GetVideoEncoderCaps();
197     for (const auto &cap : caps) {
198         std::shared_ptr<Media::AVCodecInfo> codecInfo = cap->GetCodecInfo();
199         localCodecArray.push_back(codecInfo->GetName());
200     }
201 
202     if (std::find(localCodecArray.begin(), localCodecArray.end(),
203         CODEC_NAME_H264) != localCodecArray.end()) {
204         DHLOGI("device is W");
205         isW = true;
206     } else if (std::find(localCodecArray.begin(), localCodecArray.end(),
207         CODEC_NAME_MPEG4) != localCodecArray.end()) {
208         DHLOGI("device is R");
209         isW = false;
210     }
211 }
212 
GetFrameLen()213 const int32_t* VDecDemo::GetFrameLen()
214 {
215     const int32_t* frameLen = nullptr;
216     if (isW) {
217         frameLen = ES_W;
218         defaultFrameCount_ = sizeof(ES_W) / sizeof(ES_W[0]);
219     } else {
220         frameLen = ES_R;
221         defaultFrameCount_ = sizeof(ES_R) / sizeof(ES_R[0]);
222     }
223     return frameLen;
224 }
225 
InputFunc()226 void VDecDemo::InputFunc()
227 {
228     const int32_t *frameLen = GetFrameLen();
229 
230     while (true) {
231         if (!isRunning_.load()) {
232             break;
233         }
234 
235         unique_lock<mutex> lock(signal_->inMutex_);
236         signal_->inCond_.wait(lock, [this]() { return signal_->inQueue_.size() > 0; });
237 
238         if (!isRunning_.load()) {
239             break;
240         }
241 
242         uint32_t index = signal_->inQueue_.front();
243         auto buffer = vdec_->GetInputBuffer(index);
244         if(buffer == nullptr) {
245             break;
246         }
247 
248         char *fileBuffer = static_cast<char *>(malloc(sizeof(char) * (*frameLen) + 1));
249         if (fileBuffer == nullptr) {
250             break;
251         }
252 
253         (void)testFile_->read(fileBuffer, *frameLen);
254         if (memcpy_s(buffer->GetBase(), buffer->GetSize(), fileBuffer, *frameLen) != EOK) {
255             free(fileBuffer);
256             DHLOGI("Fatal: memcpy fail");
257             break;
258         }
259 
260         AVCodecBufferInfo info;
261         info.size = *frameLen;
262         info.offset = 0;
263         info.presentationTimeUs = timeStamp_;
264 
265         int32_t ret = 0;
266         if (isFirstFrame_) {
267             ret = vdec_->QueueInputBuffer(index, info, AVCODEC_BUFFER_FLAG_CODEC_DATA);
268             isFirstFrame_ = false;
269         } else {
270             ret = vdec_->QueueInputBuffer(index, info, AVCODEC_BUFFER_FLAG_NONE);
271         }
272 
273         free(fileBuffer);
274         frameLen++;
275         timeStamp_ += FRAME_DURATION_US;
276         signal_->inQueue_.pop();
277 
278         frameCount_++;
279         if (frameCount_ == defaultFrameCount_) {
280             DHLOGI("Finish decode, exit");
281             break;
282         }
283 
284         if (ret != 0) {
285             DHLOGI("Fatal error, exit");
286             break;
287         }
288     }
289 }
290 
OutputFunc()291 void VDecDemo::OutputFunc()
292 {
293     while (isRunning_.load()) {
294         unique_lock<mutex> lock(signal_->outMutex_);
295         signal_->outCond_.wait(lock, [this]() { return signal_->outQueue_.size() > 0; });
296 
297         if (!isRunning_.load()) {
298             break;
299         }
300 
301         uint32_t index = signal_->outQueue_.front();
302         if (vdec_->ReleaseOutputBuffer(index, true) != 0) {
303             DHLOGI("Fatal: ReleaseOutputBuffer fail");
304             break;
305         }
306 
307         signal_->outQueue_.pop();
308     }
309 }
310 
OnError(AVCodecErrorType errorType,int32_t errorCode)311 void VDecDemoCallback::OnError(AVCodecErrorType errorType, int32_t errorCode)
312 {
313     DHLOGI("Error received, errorType: %s, errorCode: %d", errorType, errorCode);
314 }
315 
OnOutputFormatChanged(const Format & format)316 void VDecDemoCallback::OnOutputFormatChanged(const Format &format)
317 {
318     DHLOGI("OnOutputFormatChanged received");
319 }
320 
OnInputBufferAvailable(uint32_t index)321 void VDecDemoCallback::OnInputBufferAvailable(uint32_t index)
322 {
323     DHLOGI("OnInputBufferAvailable received, index: %d", index);
324     unique_lock<mutex> lock(signal_->inMutex_);
325     signal_->inQueue_.push(index);
326     signal_->inCond_.notify_all();
327 }
328 
OnOutputBufferAvailable(uint32_t index,AVCodecBufferInfo info,AVCodecBufferFlag flag)329 void VDecDemoCallback::OnOutputBufferAvailable(uint32_t index, AVCodecBufferInfo info, AVCodecBufferFlag flag)
330 {
331     DHLOGI("OnOutputBufferAvailable received, index: %d", index);
332     unique_lock<mutex> lock(signal_->outMutex_);
333     signal_->outQueue_.push(index);
334     signal_->outCond_.notify_all();
335 }
336