1/*
2 * Copyright (C) 2022-2024 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 "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_scene.h"
26#include "window_option.h"
27
28static 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
46static 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
60using namespace OHOS;
61using namespace OHOS::MediaAVCodec;
62using namespace std;
63namespace {
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
75void VDecDemo::RunCase()
76{
77    CheckCodecType();
78    CreateVdec();
79    Media::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
98int32_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
112int32_t VDecDemo::Configure(const Media::Format &format)
113{
114    return vdec_->Configure(format);
115}
116
117int32_t VDecDemo::Prepare()
118{
119    return vdec_->Prepare();
120}
121
122int32_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
134int32_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
161int32_t VDecDemo::Flush()
162{
163    return vdec_->Flush();
164}
165
166int32_t VDecDemo::Reset()
167{
168    return vdec_->Reset();
169}
170
171int32_t VDecDemo::Release()
172{
173    return vdec_->Release();
174}
175
176void VDecDemo::SetOutputSurface(sptr<Surface> surface)
177{
178    surface_ = surface;
179}
180
181void VDecDemo::SetWindowSize(uint32_t width, uint32_t height)
182{
183    width_ = width;
184    height_ = height;
185}
186
187int32_t VDecDemo::SetSurface()
188{
189    return vdec_->SetOutputSurface(surface_);
190}
191
192void VDecDemo::CheckCodecType()
193{
194    std::vector<std::string> localCodecArray;
195    std::shared_ptr<MediaAVCodec::AVCodecList> codecList = MediaAVCodec::AVCodecListFactory::CreateAVCodecList();
196    const std::vector<std::string> encoderName = {std::string(MediaAVCodec::CodecMimeType::VIDEO_AVC),
197                                                  std::string(MediaAVCodec::CodecMimeType::VIDEO_HEVC)};
198
199    for (const auto &coder : encoderName) {
200        MediaAVCodec::CapabilityData *capData = codecList->GetCapability(coder, true,
201            MediaAVCodec::AVCodecCategory::AVCODEC_HARDWARE);
202        std::string mimeType = capData->mimeType;
203        localCodecArray.push_back(mimeType);
204    }
205
206    if (std::find(localCodecArray.begin(), localCodecArray.end(),
207        CODEC_NAME_H264) != localCodecArray.end()) {
208        cout << "device is W" << endl;
209        isW = true;
210    } else if (std::find(localCodecArray.begin(), localCodecArray.end(),
211        CODEC_NAME_MPEG4) != localCodecArray.end()) {
212        cout << "device is R" << endl;
213        isW = false;
214    }
215}
216
217const int32_t* VDecDemo::GetFrameLen()
218{
219    const int32_t* frameLen = nullptr;
220    if (isW) {
221        frameLen = ES_W;
222        defaultFrameCount_ = sizeof(ES_W) / sizeof(ES_W[0]);
223    } else {
224        frameLen = ES_R;
225        defaultFrameCount_ = sizeof(ES_R) / sizeof(ES_R[0]);
226    }
227    return frameLen;
228}
229
230void VDecDemo::InputFunc()
231{
232    const int32_t *frameLen = GetFrameLen();
233
234    while (isRunning_.load()) {
235        unique_lock<mutex> lock(signal_->inMutex_);
236        signal_->inCond_.wait(
237            lock, [this]() { return signal_->inQueue_.size() > 0 && signal_->availableInputBufferQueue_.size() > 0; });
238
239        if (!isRunning_.load()) {
240            break;
241        }
242
243        uint32_t index = signal_->inQueue_.front();
244        std::shared_ptr<Media::AVSharedMemory> buffer = signal_->availableInputBufferQueue_.front();
245
246        char *fileBuffer = static_cast<char *>(malloc(sizeof(char) * (*frameLen) + 1));
247        if (fileBuffer == nullptr) {
248            break;
249        }
250
251        (void)testFile_->read(fileBuffer, *frameLen);
252        if (memcpy_s(buffer->GetBase(), buffer->GetSize(), fileBuffer, *frameLen) != EOK) {
253            free(fileBuffer);
254            cout << "Fatal: memcpy fail" << endl;
255            break;
256        }
257
258        AVCodecBufferInfo info;
259        info.size = *frameLen;
260        info.offset = 0;
261        info.presentationTimeUs = timeStamp_;
262
263        int32_t ret = 0;
264        if (isFirstFrame_) {
265            ret = vdec_->QueueInputBuffer(index, info, AVCODEC_BUFFER_FLAG_CODEC_DATA);
266            isFirstFrame_ = false;
267        } else {
268            ret = vdec_->QueueInputBuffer(index, info, AVCODEC_BUFFER_FLAG_NONE);
269        }
270
271        free(fileBuffer);
272        frameLen++;
273        timeStamp_ += FRAME_DURATION_US;
274        signal_->inQueue_.pop();
275        signal_->availableInputBufferQueue_.pop();
276
277        frameCount_++;
278        if (frameCount_ == defaultFrameCount_) {
279            cout << "Finish decode, exit" << endl;
280            break;
281        }
282
283        if (ret != 0) {
284            cout << "Fatal error, exit" << endl;
285            break;
286        }
287    }
288}
289
290void VDecDemo::OutputFunc()
291{
292    while (isRunning_.load()) {
293        unique_lock<mutex> lock(signal_->outMutex_);
294        signal_->outCond_.wait(lock, [this]() { return signal_->outQueue_.size() > 0; });
295
296        if (!isRunning_.load()) {
297            break;
298        }
299
300        uint32_t index = signal_->outQueue_.front();
301        if (vdec_->ReleaseOutputBuffer(index, true) != 0) {
302            cout << "Fatal: ReleaseOutputBuffer fail" << endl;
303            break;
304        }
305
306        signal_->outQueue_.pop();
307    }
308}
309
310void VDecDemoCallback::OnError(AVCodecErrorType errorType, int32_t errorCode)
311{
312    cout << "Error received, errorType:" << errorType << " errorCode:" << errorCode << endl;
313}
314
315void VDecDemoCallback::OnOutputFormatChanged(const Media::Format &format)
316{
317    cout << "OnOutputFormatChanged received" << endl;
318}
319
320void VDecDemoCallback::OnInputBufferAvailable(uint32_t index, std::shared_ptr<Media::AVSharedMemory> buffer)
321{
322    cout << "OnInputBufferAvailable received, index:" << index << endl;
323    unique_lock<mutex> lock(signal_->inMutex_);
324    signal_->inQueue_.push(index);
325    signal_->availableInputBufferQueue_.push(buffer);
326    signal_->inCond_.notify_all();
327}
328
329void VDecDemoCallback::OnOutputBufferAvailable(uint32_t index, AVCodecBufferInfo info,
330                                               AVCodecBufferFlag flag, std::shared_ptr<Media::AVSharedMemory> buffer)
331{
332    cout << "OnOutputBufferAvailable received, index:" << index << endl;
333    unique_lock<mutex> lock(signal_->outMutex_);
334    signal_->outQueue_.push(index);
335    signal_->outCond_.notify_all();
336}
337