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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 "hdr_helper.h"
17 
18 #include <dlfcn.h>
19 #include <securec.h>
20 
21 #include "hilog/log.h"
22 #include "log_tags.h"
23 #include "image_log.h"
24 #include "jpeg_mpf_parser.h"
25 #include "image_utils.h"
26 #include "media_errors.h"
27 #include "src/codec/SkJpegCodec.h"
28 #include "src/codec/SkJpegDecoderMgr.h"
29 #ifdef HEIF_HW_DECODE_ENABLE
30 #include "heif_impl/HeifDecoder.h"
31 #endif
32 #if !defined(IOS_PLATFORM) && !defined(ANDROID_PLATFORM)
33 #include "v1_0/hdr_static_metadata.h"
34 #endif
35 
36 #undef LOG_DOMAIN
37 #define LOG_DOMAIN LOG_TAG_DOMAIN_ID_PLUGIN
38 
39 #undef LOG_TAG
40 #define LOG_TAG "HdrHelper"
41 
42 namespace OHOS {
43 namespace ImagePlugin {
44 using namespace std;
45 using namespace Media;
46 #if !defined(IOS_PLATFORM) && !defined(ANDROID_PLATFORM)
47 using namespace HDI::Display::Graphic::Common::V1_0;
48 #endif
49 constexpr uint8_t JPEG_MARKER_PREFIX = 0xFF;
50 constexpr uint8_t JPEG_MARKER_APP0 = 0xE0;
51 
52 constexpr uint8_t JPEG_MARKER_APP2 = 0xE2;
53 constexpr uint8_t JPEG_MARKER_APP5 = 0xE5;
54 constexpr uint8_t JPEG_MARKER_APP8 = 0xE8;
55 constexpr uint8_t JPEG_MARKER_APP11 = 0xEB;
56 constexpr uint8_t JPEG_SOI = 0xD8;
57 constexpr uint32_t MOVE_ONE_BYTE = 8;
58 constexpr uint32_t VIVID_BASE_IMAGE_MARKER_SIZE = 22;
59 constexpr int JPEG_MARKER_LENGTH_SIZE = 2;
60 constexpr int JPEG_MARKER_TAG_SIZE = 2;
61 constexpr int MPF_TAG_SIZE = 4;
62 constexpr uint32_t UINT8_BYTE_COUNT = 1;
63 constexpr uint32_t UINT16_BYTE_COUNT = 2;
64 constexpr uint32_t UINT32_BYTE_COUNT = 4;
65 constexpr uint8_t JPEG_IMAGE_NUM = 2;
66 constexpr uint8_t VIVID_FILE_TYPE_BASE = 1;
67 constexpr uint8_t VIVID_FILE_TYPE_GAINMAP = 2;
68 constexpr uint8_t EMPTY_SIZE = 0;
69 constexpr uint8_t VIVID_STATIC_METADATA_SIZE_IN_IMAGE = 28;
70 constexpr uint8_t ITUT35_TAG_SIZE = 6;
71 constexpr uint8_t INDEX_ZERO = 0;
72 constexpr uint8_t INDEX_ONE = 1;
73 constexpr uint8_t INDEX_TWO = 2;
74 constexpr uint8_t INDEX_THREE = 3;
75 constexpr uint8_t COLOR_INFO_BYTES = 3;
76 constexpr uint8_t ONE_COMPONENT = 1;
77 constexpr uint8_t THREE_COMPONENTS = 3;
78 constexpr uint8_t VIVID_PRE_INFO_SIZE = 10;
79 constexpr uint8_t VIVID_METADATA_PRE_INFO_SIZE = 10;
80 constexpr uint32_t HDR_MULTI_PICTURE_APP_LENGTH = 90;
81 constexpr uint32_t EXTEND_INFO_MAIN_SIZE = 60;
82 constexpr uint32_t ISO_GAINMAP_METADATA_PAYLOAD_MIN_SIZE = 38;
83 constexpr uint32_t DENOMINATOR = 1000000;
84 
85 const float SM_COLOR_SCALE = 0.00002f;
86 const float SM_LUM_SCALE = 0.0001f;
87 
88 static constexpr uint8_t ITUT35_TAG[ITUT35_TAG_SIZE] = {
89     'I', 'T', 'U', 'T', '3', '5',
90 };
91 
92 constexpr uint8_t ISO_GAINMAP_TAG_SIZE = 28;
93 constexpr uint8_t ISO_GAINMAP_TAG[ISO_GAINMAP_TAG_SIZE] = {
94     'u', 'r', 'n', ':', 'i', 's', 'o', ':', 's', 't', 'd', ':', 'i', 's', 'o', ':', 't', 's', ':', '2', '1', '4', '9',
95     '6', ':', '-', '1', '\0'
96 };
97 constexpr uint8_t HDR_MEDIA_TYPE_TAG_SIZE = 45;
98 constexpr uint8_t HDR_MEDIA_TYPE_TAG[HDR_MEDIA_TYPE_TAG_SIZE] = {
99     'u', 'r', 'n', ':', 'h', 'a', 'r', 'm', 'o', 'n', 'y', 'o', 's', ':', 'm', 'u', 'l', 't', 'i', 'm', 'e',
100     'd', 'i', 'a', ':', 'i', 'm', 'a', 'g', 'e', ':', 'v', 'i', 'd', 'e', 'o', 'c', 'o', 'v', 'e', 'r', ':',
101     'v', '1', '\0'
102 };
103 
104 #ifdef HEIF_HW_DECODE_ENABLE
105 static const map<HeifImageHdrType, ImageHdrType> HEIF_HDR_TYPE_MAP = {
106     { HeifImageHdrType::UNKNOWN, ImageHdrType::UNKNOWN},
107     { HeifImageHdrType::VIVID_DUAL, ImageHdrType::HDR_VIVID_DUAL},
108     { HeifImageHdrType::ISO_DUAL, ImageHdrType::HDR_ISO_DUAL},
109     { HeifImageHdrType::VIVID_SINGLE, ImageHdrType::HDR_VIVID_SINGLE},
110     { HeifImageHdrType::ISO_SINGLE, ImageHdrType::HDR_ISO_SINGLE},
111 };
112 #endif
113 
114 typedef bool (*GetCuvaGainMapOffsetT)(jpeg_marker_struct* marker, uint32_t appSize, uint32_t& offset);
115 typedef bool (*GetCuvaGainMapMetadataT)(jpeg_marker_struct* marker, std::vector<uint8_t>& metadata);
116 
117 struct ColorInfo {
118     uint8_t primary;
119     uint8_t transFunc;
120     uint8_t model;
121 };
122 
123 struct ExtendInfoMain {
124     float gainMapMax[3];
125     float gainMapMin[3];
126     float gamma[3];
127     float baseSdrImageOffset[3];
128     float altHdrImageOffset[3];
129 };
130 
131 struct TransformInfo {
132     uint8_t mappingFlag;
133     std::vector<uint8_t> mapping;
134 };
135 
136 struct ExtendInfoExtention {
137     ColorInfo baseColor;
138     ColorInfo enhanceDataColor;
139     ColorInfo combineColor;
140     ColorInfo enhanceColor;
141     TransformInfo baseMapping;
142     TransformInfo combineMapping;
143 };
144 
GetVividJpegGainMapOffset(const vector<jpeg_marker_struct * > & markerList,vector<uint32_t> preOffsets,uint32_t & offset)145 static bool GetVividJpegGainMapOffset(const vector<jpeg_marker_struct*>& markerList, vector<uint32_t> preOffsets,
146     uint32_t& offset)
147 {
148     if (markerList.size() == EMPTY_SIZE) {
149         return false;
150     }
151     for (uint32_t i = 0; i < markerList.size(); i++) {
152         jpeg_marker_struct* marker = markerList[i];
153         uint32_t size = marker->data_length;
154         if (JPEG_MARKER_APP8 != marker->marker || marker->data_length < VIVID_BASE_IMAGE_MARKER_SIZE) {
155             continue;
156         }
157         uint8_t* data = marker->data;
158         uint32_t dataOffset = 0;
159         if (memcmp(marker->data, ITUT35_TAG, sizeof(ITUT35_TAG)) != EOK) {
160             continue;
161         }
162         dataOffset += ITUT35_TAG_SIZE;
163         uint8_t itut35CountryCode = data[dataOffset++];
164         uint16_t terminalProvideCode = ImageUtils::BytesToUint16(data, dataOffset, size);
165         uint16_t terminalProvideOrientedCode = ImageUtils::BytesToUint16(data, dataOffset, size);
166         IMAGE_LOGD("vivid base info countryCode=%{public}d,terminalCode=%{public}d,orientedcode=%{public}d",
167             itut35CountryCode, terminalProvideCode, terminalProvideOrientedCode);
168         uint8_t extendedFrameNumber = data[dataOffset++];
169         if (extendedFrameNumber < JPEG_IMAGE_NUM) {
170             continue;
171         }
172         uint8_t fileType = data[dataOffset++];
173         uint8_t metaType = data[dataOffset++];
174         uint8_t enhanceType = data[dataOffset++];
175         uint8_t hdrType = data[dataOffset++];
176         IMAGE_LOGD("vivid base info metaType=%{public}d, enhanceType=%{public}d, hdrType=%{public}d",
177             metaType, enhanceType, hdrType);
178         if (fileType != VIVID_FILE_TYPE_BASE) {
179             continue;
180         }
181         uint32_t originOffset = ImageUtils::BytesToUint32(data, dataOffset, size);
182         offset = originOffset + preOffsets[i];
183         uint32_t relativeOffset = ImageUtils::BytesToUint32(data, dataOffset, size); // offset minus all app size
184         IMAGE_LOGD("vivid base info originOffset=%{public}d, relativeOffset=%{public}d, offset=%{public}d",
185             originOffset, relativeOffset, offset);
186         return true;
187     }
188     return false;
189 }
190 
GetCuvaJpegGainMapOffset(vector<jpeg_marker_struct * > & markerList,uint32_t appSize,uint32_t & offset)191 static bool GetCuvaJpegGainMapOffset(vector<jpeg_marker_struct*>& markerList,
192     uint32_t appSize, uint32_t& offset) __attribute__((no_sanitize("cfi")))
193 {
194     if (markerList.size() == EMPTY_SIZE) {
195         return false;
196     }
197     auto handle = dlopen("libimage_cuva_parser.z.so", RTLD_LAZY);
198     if (!handle) {
199         dlclose(handle);
200         return false;
201     }
202     GetCuvaGainMapOffsetT check = reinterpret_cast<GetCuvaGainMapOffsetT>(dlsym(handle, "GetCuvaGainMapOffset"));
203     if (!check) {
204         dlclose(handle);
205         return false;
206     }
207     bool result = false;
208     for (auto marker : markerList) {
209         if (marker == nullptr || marker->data == nullptr || JPEG_MARKER_APP5 != marker->marker) {
210             continue;
211         }
212         result = check(marker, appSize, offset);
213         if (result) {
214             break;
215         }
216     }
217     dlclose(handle);
218     return result;
219 }
220 
ParseMpfOffset(jpeg_marker_struct * marker,uint32_t preOffset)221 static vector<uint32_t> ParseMpfOffset(jpeg_marker_struct* marker, uint32_t preOffset)
222 {
223     if (JPEG_MARKER_APP2 != marker->marker) {
224         return {};
225     }
226     auto jpegMpf = std::make_unique<JpegMpfParser>();
227     if (!jpegMpf->Parsing(marker->data, marker->data_length)) {
228         return {};
229     }
230     uint32_t imageNum = jpegMpf->images_.size();
231     if (imageNum < JPEG_IMAGE_NUM) {
232         return {};
233     }
234     vector<uint32_t> offsetArray(imageNum);
235     // gain map offset need add Mpf marker offset;
236     uint32_t markerHeaderOffset = preOffset + JPEG_MARKER_TAG_SIZE + JPEG_MARKER_LENGTH_SIZE + MPF_TAG_SIZE;
237     for (uint32_t i = INDEX_ONE; i < imageNum; i++) {
238         offsetArray[i] = jpegMpf->images_[i].offset + markerHeaderOffset;
239     }
240     return offsetArray;
241 }
242 
ParseBaseISOTag(jpeg_marker_struct * marker)243 static bool ParseBaseISOTag(jpeg_marker_struct* marker)
244 {
245     if (JPEG_MARKER_APP2 != marker->marker) {
246         return false;
247     }
248     if (marker->data_length <= ISO_GAINMAP_TAG_SIZE) {
249         return false;
250     }
251     if (memcmp(marker->data, ISO_GAINMAP_TAG, ISO_GAINMAP_TAG_SIZE) == EOK) {
252         return true;
253     }
254     return false;
255 }
256 
GetISOJpegGainMapOffset(vector<jpeg_marker_struct * > & markerList,vector<uint32_t> preOffsets,uint32_t & offset)257 static bool GetISOJpegGainMapOffset(vector<jpeg_marker_struct*>& markerList,
258     vector<uint32_t> preOffsets, uint32_t& offset)
259 {
260     if (markerList.size() == EMPTY_SIZE) {
261         return false;
262     }
263     vector<uint32_t> offsetArray;
264     bool isoTag = false;
265     for (uint32_t i = 0; i < markerList.size(); i++) {
266         jpeg_marker_struct* marker = markerList[i];
267         if (JPEG_MARKER_APP2 != marker->marker) {
268             continue;
269         }
270         uint32_t markerOffset = preOffsets[i];
271         if (offsetArray.size() == EMPTY_SIZE) {
272             offsetArray = ParseMpfOffset(marker, markerOffset);
273         }
274         if (!isoTag) {
275             isoTag = ParseBaseISOTag(marker);
276         }
277     }
278     if (isoTag && offsetArray.size() == INDEX_TWO) {
279         offset = offsetArray[INDEX_ONE];
280         return true;
281     }
282     return false;
283 }
284 
285 
CheckJpegGainMapHdrType(SkJpegCodec * jpegCodec,uint32_t & offset)286 static ImageHdrType CheckJpegGainMapHdrType(SkJpegCodec* jpegCodec,
287     uint32_t& offset) __attribute__((no_sanitize("cfi")))
288 {
289     uint32_t allAppSize = JPEG_MARKER_TAG_SIZE;
290     vector<jpeg_marker_struct*> vividMarkerList;
291     vector<jpeg_marker_struct*> cuvaMarkerList;
292     vector<jpeg_marker_struct*> isoMarkerList;
293     vector<uint32_t> isoPreMarkerOffset;
294     vector<uint32_t> vividPreMarkerOffset;
295     for (jpeg_marker_struct* marker = jpegCodec->decoderMgr()->dinfo()->marker_list; marker; marker = marker->next) {
296         if (JPEG_MARKER_APP8 == marker->marker) {
297             vividMarkerList.push_back(marker);
298             vividPreMarkerOffset.push_back(allAppSize);
299         }
300         if (JPEG_MARKER_APP5 == marker->marker) {
301             cuvaMarkerList.push_back(marker);
302         }
303         if (JPEG_MARKER_APP2 == marker->marker) {
304             isoMarkerList.push_back(marker);
305             isoPreMarkerOffset.push_back(allAppSize);
306         }
307         if (JPEG_MARKER_APP0 == (marker->marker & 0xF0)) {
308             allAppSize += marker->data_length + JPEG_MARKER_TAG_SIZE + JPEG_MARKER_LENGTH_SIZE;
309         }
310     }
311     if (GetVividJpegGainMapOffset(vividMarkerList, vividPreMarkerOffset, offset)) {
312         uint32_t tmpOffset = 0;
313         GetISOJpegGainMapOffset(isoMarkerList, isoPreMarkerOffset, offset);
314         if (tmpOffset > 0 && tmpOffset != offset) {
315             IMAGE_LOGD("vivid gainmap offset from mpf, offset:%{public}d-%{public}d", tmpOffset, offset);
316             offset = tmpOffset;
317         }
318         return ImageHdrType::HDR_VIVID_DUAL;
319     }
320     if (GetCuvaJpegGainMapOffset(cuvaMarkerList, allAppSize, offset)) {
321         return ImageHdrType::HDR_CUVA;
322     }
323     if (GetISOJpegGainMapOffset(isoMarkerList, isoPreMarkerOffset, offset)) {
324         return ImageHdrType::HDR_ISO_DUAL;
325     }
326     return ImageHdrType::SDR;
327 }
328 
329 #ifdef HEIF_HW_DECODE_ENABLE
CheckHeifHdrType(HeifDecoder * decoder)330 static ImageHdrType CheckHeifHdrType(HeifDecoder* decoder)
331 {
332     if (decoder == nullptr) {
333         return ImageHdrType::UNKNOWN;
334     }
335     HeifImageHdrType heifHdrType = decoder->getHdrType();
336     auto findItem = std::find_if(HEIF_HDR_TYPE_MAP.begin(), HEIF_HDR_TYPE_MAP.end(),
337         [heifHdrType](const map<HeifImageHdrType, ImageHdrType>::value_type item) {
338         return item.first == heifHdrType;
339     });
340     if (findItem == HEIF_HDR_TYPE_MAP.end()) {
341         return ImageHdrType::UNKNOWN;
342     }
343     return findItem->second;
344 }
345 #endif
346 
CheckHdrType(SkCodec * codec,uint32_t & offset)347 ImageHdrType HdrHelper::CheckHdrType(SkCodec* codec, uint32_t& offset) __attribute__((no_sanitize("cfi")))
348 {
349     offset = 0;
350     ImageHdrType type = ImageHdrType::SDR;
351     if (codec == nullptr) {
352         return type;
353     }
354     switch (codec->getEncodedFormat()) {
355         case SkEncodedImageFormat::kJPEG: {
356             SkJpegCodec* jpegCodec = static_cast<SkJpegCodec*>(codec);
357             if (jpegCodec == nullptr || jpegCodec->decoderMgr() == nullptr) {
358                 break;
359             }
360             type = CheckJpegGainMapHdrType(jpegCodec, offset);
361             break;
362         }
363         case SkEncodedImageFormat::kHEIF: {
364 #ifdef HEIF_HW_DECODE_ENABLE
365             auto decoder = reinterpret_cast<HeifDecoder*>(codec->getHeifContext());
366             if (decoder == nullptr) {
367                 break;
368             }
369             type = CheckHeifHdrType(decoder);
370 #endif
371             break;
372         }
373         default:
374             type = ImageHdrType::SDR;
375             break;
376     }
377     return type;
378 }
379 
ParseVividJpegStaticMetadata(uint8_t * data,uint32_t & offset,uint32_t size,vector<uint8_t> & staticMetaVec)380 static bool ParseVividJpegStaticMetadata(uint8_t* data, uint32_t& offset, uint32_t size, vector<uint8_t>& staticMetaVec)
381 {
382 #if defined(_WIN32) || defined(_APPLE) || defined(IOS_PLATFORM) || defined(ANDROID_PLATFORM)
383     return false;
384 #else
385     uint16_t staticMetadataSize = ImageUtils::BytesToUint16(data, offset, size);
386     if (staticMetadataSize == EMPTY_SIZE) {
387         staticMetaVec.resize(EMPTY_SIZE);
388         return true;
389     }
390     if (staticMetadataSize > size || staticMetadataSize < VIVID_STATIC_METADATA_SIZE_IN_IMAGE) {
391         return false;
392     }
393 
394     HdrStaticMetadata staticMeta{};
395     staticMeta.smpte2086.displayPrimaryRed.x = (float)ImageUtils::BytesToUint16(data, offset, size) * SM_COLOR_SCALE;
396     staticMeta.smpte2086.displayPrimaryRed.y = (float)ImageUtils::BytesToUint16(data, offset, size) * SM_COLOR_SCALE;
397     staticMeta.smpte2086.displayPrimaryGreen.x = (float)ImageUtils::BytesToUint16(data, offset, size) * SM_COLOR_SCALE;
398     staticMeta.smpte2086.displayPrimaryGreen.y = (float)ImageUtils::BytesToUint16(data, offset, size) * SM_COLOR_SCALE;
399     staticMeta.smpte2086.displayPrimaryBlue.x = (float)ImageUtils::BytesToUint16(data, offset, size) * SM_COLOR_SCALE;
400     staticMeta.smpte2086.displayPrimaryBlue.y = (float)ImageUtils::BytesToUint16(data, offset, size) * SM_COLOR_SCALE;
401     staticMeta.smpte2086.whitePoint.x = (float)ImageUtils::BytesToUint16(data, offset, size) * SM_COLOR_SCALE;
402     staticMeta.smpte2086.whitePoint.y = (float)ImageUtils::BytesToUint16(data, offset, size) * SM_COLOR_SCALE;
403     staticMeta.smpte2086.maxLuminance = (float)ImageUtils::BytesToUint32(data, offset, size);
404     staticMeta.smpte2086.minLuminance = (float)ImageUtils::BytesToUint32(data, offset, size) * SM_LUM_SCALE;
405     staticMeta.cta861.maxContentLightLevel = (float)ImageUtils::BytesToUint16(data, offset, size);
406     staticMeta.cta861.maxFrameAverageLightLevel = (float)ImageUtils::BytesToUint16(data, offset, size);
407     uint32_t vecSize = sizeof(HdrStaticMetadata);
408     staticMetaVec.resize(vecSize);
409     if (memcpy_s(staticMetaVec.data(), vecSize, &staticMeta, vecSize) != EOK) {
410         return false;
411     }
412     if (staticMetadataSize > VIVID_STATIC_METADATA_SIZE_IN_IMAGE) {
413         offset += (staticMetadataSize - VIVID_STATIC_METADATA_SIZE_IN_IMAGE);
414     }
415     return true;
416 #endif
417 }
418 
ParseExtendInfoMain(uint8_t * data,uint32_t & offset,uint32_t size,bool isThreeCom)419 static ExtendInfoMain ParseExtendInfoMain(uint8_t* data, uint32_t& offset, uint32_t size, bool isThreeCom)
420 {
421     ExtendInfoMain infoMain{};
422     infoMain.gainMapMin[INDEX_ZERO] = ImageUtils::BytesToFloat(data, offset, size);
423     infoMain.gainMapMax[INDEX_ZERO] = ImageUtils::BytesToFloat(data, offset, size);
424     infoMain.gamma[INDEX_ZERO] = ImageUtils::BytesToFloat(data, offset, size);
425     infoMain.baseSdrImageOffset[INDEX_ZERO] = ImageUtils::BytesToFloat(data, offset, size);
426     infoMain.altHdrImageOffset[INDEX_ZERO] = ImageUtils::BytesToFloat(data, offset, size);
427     if (isThreeCom) {
428         infoMain.gainMapMin[INDEX_ONE] = ImageUtils::BytesToFloat(data, offset, size);
429         infoMain.gainMapMax[INDEX_ONE] = ImageUtils::BytesToFloat(data, offset, size);
430         infoMain.gamma[INDEX_ONE] = ImageUtils::BytesToFloat(data, offset, size);
431         infoMain.baseSdrImageOffset[INDEX_ONE] = ImageUtils::BytesToFloat(data, offset, size);
432         infoMain.altHdrImageOffset[INDEX_ONE] = ImageUtils::BytesToFloat(data, offset, size);
433         infoMain.gainMapMin[INDEX_TWO] = ImageUtils::BytesToFloat(data, offset, size);
434         infoMain.gainMapMax[INDEX_TWO] = ImageUtils::BytesToFloat(data, offset, size);
435         infoMain.gamma[INDEX_TWO] = ImageUtils::BytesToFloat(data, offset, size);
436         infoMain.baseSdrImageOffset[INDEX_TWO] = ImageUtils::BytesToFloat(data, offset, size);
437         infoMain.altHdrImageOffset[INDEX_TWO] = ImageUtils::BytesToFloat(data, offset, size);
438     } else {
439         infoMain.gainMapMin[INDEX_ONE] = infoMain.gainMapMin[INDEX_ZERO];
440         infoMain.gainMapMax[INDEX_ONE] = infoMain.gainMapMax[INDEX_ZERO];
441         infoMain.gamma[INDEX_ONE] = infoMain.gamma[INDEX_ZERO];
442         infoMain.baseSdrImageOffset[INDEX_ONE] = infoMain.baseSdrImageOffset[INDEX_ZERO];
443         infoMain.altHdrImageOffset[INDEX_ONE] = infoMain.altHdrImageOffset[INDEX_ZERO];
444         infoMain.gainMapMin[INDEX_TWO] = infoMain.gainMapMin[INDEX_ZERO];
445         infoMain.gainMapMax[INDEX_TWO] = infoMain.gainMapMax[INDEX_ZERO];
446         infoMain.gamma[INDEX_TWO] = infoMain.gamma[INDEX_ZERO];
447         infoMain.baseSdrImageOffset[INDEX_TWO] = infoMain.baseSdrImageOffset[INDEX_ZERO];
448         infoMain.altHdrImageOffset[INDEX_TWO] = infoMain.altHdrImageOffset[INDEX_ZERO];
449     }
450     return infoMain;
451 }
452 
ParseColorInfo(const uint8_t * data,uint32_t & offset,uint32_t length,ColorInfo & colorInfo)453 static bool ParseColorInfo(const uint8_t* data, uint32_t& offset, uint32_t length, ColorInfo& colorInfo)
454 {
455     uint8_t size = data[offset++];
456     if (size == EMPTY_SIZE) {
457         return true;
458     }
459     if (size > length - offset || size != COLOR_INFO_BYTES) {
460         return false;
461     }
462     colorInfo.primary = data[offset++];
463     colorInfo.transFunc = data[offset++];
464     colorInfo.model = data[offset++];
465     return true;
466 }
467 
ParseTransformInfo(uint8_t * data,uint32_t & offset,uint32_t length,TransformInfo & info)468 static bool ParseTransformInfo(uint8_t* data, uint32_t& offset, uint32_t length, TransformInfo& info)
469 {
470     uint8_t size = ImageUtils::BytesToUint16(data, offset, length);
471     if (size == EMPTY_SIZE) {
472         info.mappingFlag = EMPTY_SIZE;
473         info.mapping.resize(EMPTY_SIZE);
474         return true;
475     }
476     if (size > length - offset || size <= UINT8_BYTE_COUNT) {
477         info.mappingFlag = EMPTY_SIZE;
478         info.mapping.resize(EMPTY_SIZE);
479         return false;
480     }
481     info.mappingFlag = data[offset++];
482     if (info.mappingFlag == INDEX_ZERO) {
483         info.mapping.resize(EMPTY_SIZE);
484         return true;
485     } else if (info.mappingFlag > size - UINT16_BYTE_COUNT) {
486         return false;
487     }
488     info.mapping.resize(info.mappingFlag);
489     if (memcpy_s(info.mapping.data(), info.mappingFlag, data + offset, info.mappingFlag) != EOK) {
490         return false;
491     }
492     offset += info.mappingFlag;
493     return true;
494 }
495 
ConvertExtendInfoMain(ExtendInfoMain info,HDRVividExtendMetadata & metadata)496 static void ConvertExtendInfoMain(ExtendInfoMain info, HDRVividExtendMetadata& metadata)
497 {
498     metadata.metaISO.enhanceClippedThreholdMaxGainmap[INDEX_ZERO] = info.gainMapMax[INDEX_ZERO];
499     metadata.metaISO.enhanceClippedThreholdMaxGainmap[INDEX_ONE] = info.gainMapMax[INDEX_ONE];
500     metadata.metaISO.enhanceClippedThreholdMaxGainmap[INDEX_TWO] = info.gainMapMax[INDEX_TWO];
501     metadata.metaISO.enhanceClippedThreholdMinGainmap[INDEX_ZERO] = info.gainMapMin[INDEX_ZERO];
502     metadata.metaISO.enhanceClippedThreholdMinGainmap[INDEX_ONE] = info.gainMapMin[INDEX_ONE];
503     metadata.metaISO.enhanceClippedThreholdMinGainmap[INDEX_TWO] = info.gainMapMin[INDEX_TWO];
504     metadata.metaISO.enhanceMappingGamma[INDEX_ZERO] = info.gamma[INDEX_ZERO];
505     metadata.metaISO.enhanceMappingGamma[INDEX_ONE] = info.gamma[INDEX_ONE];
506     metadata.metaISO.enhanceMappingGamma[INDEX_TWO] = info.gamma[INDEX_TWO];
507     metadata.metaISO.enhanceMappingBaselineOffset[INDEX_ZERO] = info.baseSdrImageOffset[INDEX_ZERO];
508     metadata.metaISO.enhanceMappingBaselineOffset[INDEX_ONE] = info.baseSdrImageOffset[INDEX_ONE];
509     metadata.metaISO.enhanceMappingBaselineOffset[INDEX_TWO] = info.baseSdrImageOffset[INDEX_TWO];
510     metadata.metaISO.enhanceMappingAlternateOffset[INDEX_ZERO] = info.altHdrImageOffset[INDEX_ZERO];
511     metadata.metaISO.enhanceMappingAlternateOffset[INDEX_ONE] = info.altHdrImageOffset[INDEX_ONE];
512     metadata.metaISO.enhanceMappingAlternateOffset[INDEX_TWO] = info.altHdrImageOffset[INDEX_TWO];
513     const float eps = 1e-5;
514     if ((fabs(metadata.metaISO.enhanceClippedThreholdMaxGainmap[INDEX_ZERO] -
515             metadata.metaISO.enhanceClippedThreholdMaxGainmap[INDEX_ONE]) < eps) &&
516         (fabs(metadata.metaISO.enhanceClippedThreholdMaxGainmap[INDEX_ZERO] -
517             metadata.metaISO.enhanceClippedThreholdMaxGainmap[INDEX_TWO]) < eps) &&
518         (fabs(metadata.metaISO.enhanceClippedThreholdMinGainmap[INDEX_ZERO] -
519             metadata.metaISO.enhanceClippedThreholdMinGainmap[INDEX_ONE]) < eps) &&
520         (fabs(metadata.metaISO.enhanceClippedThreholdMinGainmap[INDEX_ZERO] -
521             metadata.metaISO.enhanceClippedThreholdMinGainmap[INDEX_TWO]) < eps)) {
522         metadata.metaISO.gainmapChannelNum = INDEX_ONE;
523     }
524 }
525 
ConvertExtendInfoExtention(ExtendInfoExtention ext,HDRVividExtendMetadata & metadata)526 static void ConvertExtendInfoExtention(ExtendInfoExtention ext, HDRVividExtendMetadata& metadata)
527 {
528     metadata.baseColorMeta.baseColorPrimary = ext.baseColor.primary;
529     metadata.baseColorMeta.baseTransFunction = ext.baseColor.transFunc;
530     metadata.baseColorMeta.baseColorModel = ext.baseColor.model;
531     metadata.gainmapColorMeta.enhanceDataColorPrimary = ext.enhanceDataColor.primary;
532     metadata.gainmapColorMeta.enhanceDataTransFunction = ext.enhanceDataColor.transFunc;
533     metadata.gainmapColorMeta.enhanceDataColorModel = ext.enhanceDataColor.model;
534     metadata.gainmapColorMeta.combineColorPrimary = ext.combineColor.primary;
535     metadata.gainmapColorMeta.combineTransFunction = ext.combineColor.transFunc;
536     metadata.gainmapColorMeta.combineColorModel = ext.combineColor.model;
537     metadata.gainmapColorMeta.alternateColorPrimary = ext.enhanceColor.primary;
538     metadata.gainmapColorMeta.alternateTransFunction = ext.enhanceColor.transFunc;
539     metadata.gainmapColorMeta.alternateColorModel = ext.enhanceColor.model;
540     metadata.baseColorMeta.baseMappingFlag = ext.baseMapping.mappingFlag;
541     metadata.baseColorMeta.baseMapping = ext.baseMapping.mapping;
542     metadata.baseColorMeta.baseMappingSize = ext.baseMapping.mapping.size();
543     metadata.gainmapColorMeta.combineMappingFlag = ext.combineMapping.mappingFlag;
544     metadata.gainmapColorMeta.combineMapping = ext.combineMapping.mapping;
545     metadata.gainmapColorMeta.combineMappingSize = ext.combineMapping.mapping.size();
546     metadata.baseColorMeta.baseIccSize = EMPTY_SIZE;
547     metadata.baseColorMeta.baseICC.resize(EMPTY_SIZE);
548     metadata.gainmapColorMeta.enhanceICCSize = EMPTY_SIZE;
549     metadata.gainmapColorMeta.enhanceICC.resize(EMPTY_SIZE);
550 }
551 
ParseVividJpegMetadata(uint8_t * data,uint32_t & dataOffset,uint32_t length,HdrMetadata & metadata)552 static bool ParseVividJpegMetadata(uint8_t* data, uint32_t& dataOffset, uint32_t length, HdrMetadata& metadata)
553 {
554     uint16_t metadataSize = ImageUtils::BytesToUint16(data, dataOffset, length);
555     if (metadataSize > length - dataOffset) {
556         return false;
557     }
558     if (!ParseVividJpegStaticMetadata(data, dataOffset, metadataSize, metadata.staticMetadata)) {
559         return false;
560     }
561     uint16_t dynamicMetaSize = ImageUtils::BytesToUint16(data, dataOffset, length);
562     if (dynamicMetaSize > 0) {
563         if (dynamicMetaSize > length - dataOffset) {
564             return false;
565         }
566         metadata.dynamicMetadata.resize(dynamicMetaSize);
567         if (memcpy_s(metadata.dynamicMetadata.data(), dynamicMetaSize, data + dataOffset, dynamicMetaSize) != 0) {
568             IMAGE_LOGD("get vivid dynamic metadata failed");
569             return false;
570         }
571         dataOffset += dynamicMetaSize;
572     }
573     return true;
574 }
575 
ParseVividJpegExtendInfo(uint8_t * data,uint32_t length,HDRVividExtendMetadata & metadata)576 static bool ParseVividJpegExtendInfo(uint8_t* data, uint32_t length, HDRVividExtendMetadata& metadata)
577 {
578     uint32_t dataOffset = 0;
579     uint16_t metadataSize = ImageUtils::BytesToUint16(data, dataOffset, length);
580     if (metadataSize > length - UINT16_BYTE_COUNT) {
581         return false;
582     }
583     uint8_t components = data[dataOffset++];
584     if (components != THREE_COMPONENTS && components != ONE_COMPONENT) {
585         return false;
586     }
587     ExtendInfoMain extendInfoMain = ParseExtendInfoMain(data, dataOffset, length, components == THREE_COMPONENTS);
588     ExtendInfoExtention extendInfoExtention;
589     if (!ParseColorInfo(data, dataOffset, length, extendInfoExtention.baseColor)) {
590         return false;
591     }
592     if (!ParseColorInfo(data, dataOffset, length, extendInfoExtention.enhanceDataColor)) {
593         return false;
594     }
595     if (!ParseColorInfo(data, dataOffset, length, extendInfoExtention.enhanceColor)) {
596         return false;
597     }
598     if (!ParseColorInfo(data, dataOffset, length, extendInfoExtention.combineColor)) {
599         return false;
600     }
601     if (!ParseTransformInfo(data, dataOffset, length, extendInfoExtention.baseMapping)) {
602         return false;
603     }
604     if (!ParseTransformInfo(data, dataOffset, length, extendInfoExtention.combineMapping)) {
605         return false;
606     }
607     ConvertExtendInfoMain(extendInfoMain, metadata);
608     ConvertExtendInfoExtention(extendInfoExtention, metadata);
609     return true;
610 }
611 
ParseVividMetadata(uint8_t * data,uint32_t length,HdrMetadata & metadata)612 static bool ParseVividMetadata(uint8_t* data, uint32_t length, HdrMetadata& metadata)
613 {
614     uint32_t dataOffset = 0;
615     uint8_t itut35CountryCode = data[dataOffset++];
616     uint16_t terminalProvideCode = ImageUtils::BytesToUint16(data, dataOffset, length);
617     uint16_t terminalProvideOrientedCode = ImageUtils::BytesToUint16(data, dataOffset, length);
618     IMAGE_LOGD("vivid metadata countryCode=%{public}d,terminalCode=%{public}d,orientedcode=%{public}d",
619         itut35CountryCode, terminalProvideCode, terminalProvideOrientedCode);
620     uint8_t extendedFrameNumber = data[dataOffset++];
621     if (extendedFrameNumber < JPEG_IMAGE_NUM) {
622         return false;
623     }
624     uint8_t fileType = data[dataOffset++];
625     uint8_t metaType = data[dataOffset++];
626     uint8_t enhanceType = data[dataOffset++];
627     uint8_t hdrType = data[dataOffset++];
628     IMAGE_LOGD("vivid metadata info hdrType=%{public}d, enhanceType=%{public}d", hdrType, enhanceType);
629     if (fileType != VIVID_FILE_TYPE_GAINMAP) {
630         return false;
631     }
632     bool getMetadata = false;
633     if (metaType > 0 && length > dataOffset + UINT16_BYTE_COUNT) {
634         getMetadata = ParseVividJpegMetadata(data, dataOffset, length, metadata);
635     }
636     const uint8_t hasEnhanceInfo = 1;
637     if (enhanceType == hasEnhanceInfo && length > dataOffset + UINT16_BYTE_COUNT) {
638         metadata.extendMetaFlag =
639             ParseVividJpegExtendInfo(data + dataOffset, length - dataOffset, metadata.extendMeta);
640         IMAGE_LOGD("vivid get extend info result = %{public}d", metadata.extendMetaFlag);
641     } else {
642         metadata.extendMetaFlag = false;
643     }
644     return getMetadata;
645 }
646 
GetVividJpegMetadata(jpeg_marker_struct * markerList,HdrMetadata & metadata)647 static bool GetVividJpegMetadata(jpeg_marker_struct* markerList, HdrMetadata& metadata)
648 {
649     for (jpeg_marker_struct* marker = markerList; marker; marker = marker->next) {
650         if (JPEG_MARKER_APP8 != marker->marker) {
651             continue;
652         }
653         if (memcmp(marker->data, ITUT35_TAG, ITUT35_TAG_SIZE) != 0) {
654             continue;
655         }
656         uint8_t* data = marker->data + ITUT35_TAG_SIZE;
657         uint32_t length = marker->data_length - ITUT35_TAG_SIZE;
658         return ParseVividMetadata(data, length, metadata);
659     }
660     return false;
661 }
662 
ParseISOExtendInfoMain(uint8_t * data,uint32_t & offset,uint32_t length,ExtendInfoMain & info,uint8_t index)663 static void ParseISOExtendInfoMain(uint8_t* data, uint32_t& offset, uint32_t length,
664                                    ExtendInfoMain& info, uint8_t index)
665 {
666     if (index > INDEX_TWO) {
667         return;
668     }
669     int32_t minGainmapNumerator = ImageUtils::BytesToInt32(data, offset, length);
670     uint32_t minGainmapDenominator = ImageUtils::BytesToUint32(data, offset, length);
671     int32_t maxGainmapNumerator = ImageUtils::BytesToInt32(data, offset, length);
672     uint32_t maxGainmapDenominator = ImageUtils::BytesToUint32(data, offset, length);
673     uint32_t gammaNumerator = ImageUtils::BytesToUint32(data, offset, length);
674     uint32_t gammaDenominator = ImageUtils::BytesToUint32(data, offset, length);
675     int32_t baseImageOffsetNumerator = ImageUtils::BytesToInt32(data, offset, length);
676     uint32_t baseImageOffsetDenominator = ImageUtils::BytesToUint32(data, offset, length);
677     int32_t altImageOffsetNumerator = ImageUtils::BytesToInt32(data, offset, length);
678     uint32_t altImageOffsetDenominator = ImageUtils::BytesToUint32(data, offset, length);
679     if (minGainmapDenominator == EMPTY_SIZE) {
680         info.gainMapMin[index] = EMPTY_SIZE;
681     } else {
682         info.gainMapMin[index] = (float)minGainmapNumerator / (float)minGainmapDenominator;
683     }
684 
685     if (maxGainmapDenominator == EMPTY_SIZE) {
686         info.gainMapMax[index] = EMPTY_SIZE;
687     } else {
688         info.gainMapMax[index] = (float)maxGainmapNumerator / (float)maxGainmapDenominator;
689     }
690 
691     if (gammaDenominator == EMPTY_SIZE) {
692         info.gamma[index] = EMPTY_SIZE;
693     } else {
694         info.gamma[index] = (float)gammaNumerator / (float)gammaDenominator;
695     }
696 
697     if (baseImageOffsetDenominator == EMPTY_SIZE) {
698         info.baseSdrImageOffset[index] = EMPTY_SIZE;
699     } else {
700         info.baseSdrImageOffset[index] = (float)baseImageOffsetNumerator / (float)baseImageOffsetDenominator;
701     }
702 
703     if (altImageOffsetDenominator == EMPTY_SIZE) {
704         info.altHdrImageOffset[index] = EMPTY_SIZE;
705     } else {
706         info.altHdrImageOffset[index] = (float)altImageOffsetNumerator / (float)altImageOffsetDenominator;
707     }
708 }
709 
ParseISOExtendInfoThreeCom(uint8_t * data,uint32_t & offset,uint32_t lenght,uint8_t channelNum,ExtendInfoMain & info)710 static void ParseISOExtendInfoThreeCom(uint8_t* data, uint32_t& offset, uint32_t lenght,
711                                        uint8_t channelNum, ExtendInfoMain& info)
712 {
713     ParseISOExtendInfoMain(data, offset, lenght, info, INDEX_ZERO);
714     if (channelNum == THREE_COMPONENTS) {
715         ParseISOExtendInfoMain(data, offset, lenght, info, INDEX_ONE);
716         ParseISOExtendInfoMain(data, offset, lenght, info, INDEX_TWO);
717     } else {
718         info.gainMapMin[INDEX_ONE] = info.gainMapMin[INDEX_ZERO];
719         info.gainMapMax[INDEX_ONE] = info.gainMapMax[INDEX_ZERO];
720         info.gamma[INDEX_ONE] = info.gamma[INDEX_ZERO];
721         info.baseSdrImageOffset[INDEX_ONE] = info.baseSdrImageOffset[INDEX_ZERO];
722         info.altHdrImageOffset[INDEX_ONE] = info.altHdrImageOffset[INDEX_ZERO];
723         info.gainMapMin[INDEX_TWO] = info.gainMapMin[INDEX_ZERO];
724         info.gainMapMax[INDEX_TWO] = info.gainMapMax[INDEX_ZERO];
725         info.gamma[INDEX_TWO] = info.gamma[INDEX_ZERO];
726         info.baseSdrImageOffset[INDEX_TWO] = info.baseSdrImageOffset[INDEX_ZERO];
727         info.altHdrImageOffset[INDEX_TWO] = info.altHdrImageOffset[INDEX_ZERO];
728     }
729 }
730 
ParseISOMetadata(uint8_t * data,uint32_t length,HdrMetadata & metadata)731 static bool ParseISOMetadata(uint8_t* data, uint32_t length, HdrMetadata& metadata)
732 {
733     uint32_t dataOffset = 0;
734     if (length < ISO_GAINMAP_METADATA_PAYLOAD_MIN_SIZE) {
735         return false;
736     }
737     metadata.extendMeta.metaISO.writeVersion = ImageUtils::BytesToUint32(data, dataOffset, length);
738     metadata.extendMeta.metaISO.miniVersion = metadata.extendMeta.metaISO.writeVersion & 0xFF;
739     if (metadata.extendMeta.metaISO.miniVersion != EMPTY_SIZE) {
740         return false;
741     }
742     uint8_t flag = data[dataOffset++];
743 
744     // The first bit indicates the gainmapChannelNum, the second bit indicates the useBaseColorFlag.
745     metadata.extendMeta.metaISO.gainmapChannelNum = ((flag & 0x80) == 0x80) ? THREE_COMPONENTS : ONE_COMPONENT;
746     metadata.extendMeta.metaISO.useBaseColorFlag = ((flag & 0x40) == 0x40) ? 0x01 : 0x00;
747 
748     uint32_t baseHeadroomNumerator = ImageUtils::BytesToUint32(data, dataOffset, length);
749     uint32_t baseHeadroomDenominator = ImageUtils::BytesToUint32(data, dataOffset, length);
750     uint32_t altHeadroomNumerator = ImageUtils::BytesToUint32(data, dataOffset, length);
751     uint32_t altHeadroomDenominator = ImageUtils::BytesToUint32(data, dataOffset, length);
752 
753     if (baseHeadroomDenominator != EMPTY_SIZE) {
754         metadata.extendMeta.metaISO.baseHeadroom = (float)baseHeadroomNumerator / (float)baseHeadroomDenominator;
755     } else {
756         metadata.extendMeta.metaISO.baseHeadroom = (float)EMPTY_SIZE;
757     }
758     if (altHeadroomDenominator != EMPTY_SIZE) {
759         metadata.extendMeta.metaISO.alternateHeadroom = (float)altHeadroomNumerator / (float)altHeadroomDenominator;
760     } else {
761         metadata.extendMeta.metaISO.alternateHeadroom = (float)EMPTY_SIZE;
762     }
763     ExtendInfoMain infoMain{};
764     ParseISOExtendInfoThreeCom(data, dataOffset, length, metadata.extendMeta.metaISO.gainmapChannelNum, infoMain);
765     ConvertExtendInfoMain(infoMain, metadata.extendMeta);
766     metadata.extendMetaFlag = true;
767     return true;
768 }
769 
GetISOGainmapMetadata(jpeg_marker_struct * markerList,HdrMetadata & metadata)770 static bool GetISOGainmapMetadata(jpeg_marker_struct* markerList, HdrMetadata& metadata)
771 {
772     for (jpeg_marker_struct* marker = markerList; marker; marker = marker->next) {
773         if (JPEG_MARKER_APP2 != marker->marker) {
774             continue;
775         }
776         if (marker->data_length <= ISO_GAINMAP_TAG_SIZE ||
777             memcmp(marker->data, ISO_GAINMAP_TAG, ISO_GAINMAP_TAG_SIZE) != 0) {
778             continue;
779         }
780         uint8_t* data = marker->data + ISO_GAINMAP_TAG_SIZE;
781         uint32_t length = marker->data_length - ISO_GAINMAP_TAG_SIZE;
782         return ParseISOMetadata(data, length, metadata);
783     }
784     return false;
785 }
786 
GetHdrMediaTypeInfo(jpeg_marker_struct * markerList,HdrMetadata & metadata)787 static bool GetHdrMediaTypeInfo(jpeg_marker_struct* markerList, HdrMetadata& metadata)
788 {
789     for (jpeg_marker_struct* marker = markerList; marker; marker = marker->next) {
790         if (JPEG_MARKER_APP11 != marker->marker) {
791             continue;
792         }
793         if (marker->data_length <= HDR_MEDIA_TYPE_TAG_SIZE ||
794             memcmp(marker->data, HDR_MEDIA_TYPE_TAG, HDR_MEDIA_TYPE_TAG_SIZE) != 0) {
795             continue;
796         }
797         uint8_t* data = marker->data + HDR_MEDIA_TYPE_TAG_SIZE;
798         uint32_t dataOffset = 0;
799         uint32_t hdrMediaType = ImageUtils::BytesToUint32(data, dataOffset, marker->data_length);
800         metadata.hdrMetadataType = static_cast<int32_t>(hdrMediaType);
801         return true;
802     }
803     return false;
804 }
805 
GetJpegGainMapMetadata(SkJpegCodec * codec,ImageHdrType type,HdrMetadata & metadata)806 static bool GetJpegGainMapMetadata(SkJpegCodec* codec, ImageHdrType type, HdrMetadata& metadata)
807 {
808     if (codec == nullptr || codec->decoderMgr() == nullptr) {
809         IMAGE_LOGE("GetJpegGainMapMetadata codec is nullptr");
810         return false;
811     }
812     jpeg_marker_struct* markerList = codec->decoderMgr()->dinfo()->marker_list;
813     if (!markerList) {
814         return false;
815     }
816     GetHdrMediaTypeInfo(markerList, metadata);
817     switch (type) {
818         case ImageHdrType::HDR_VIVID_DUAL: {
819             bool res = GetVividJpegMetadata(markerList, metadata);
820             if (res && !metadata.extendMetaFlag) {
821                 GetISOGainmapMetadata(markerList, metadata);
822             }
823             return res;
824         }
825         case ImageHdrType::HDR_CUVA:
826             return true;
827         case ImageHdrType::HDR_ISO_DUAL:
828             return GetISOGainmapMetadata(markerList, metadata);
829         default:
830             return false;
831     }
832 }
833 
834 #ifdef HEIF_HW_DECODE_ENABLE
ParseHeifStaticMetadata(const vector<uint8_t> & displayInfo,const vector<uint8_t> & lightInfo)835 static vector<uint8_t> ParseHeifStaticMetadata(const vector<uint8_t>& displayInfo, const vector<uint8_t>& lightInfo)
836 {
837 #if defined(_WIN32) || defined(_APPLE) || defined(IOS_PLATFORM) || defined(ANDROID_PLATFORM)
838     return {};
839 #else
840     HDI::Display::Graphic::Common::V1_0::HdrStaticMetadata staticMetadata{};
841     DisplayColourVolume displayColourVolume{};
842     ContentLightLevelInfo lightLevelInfo{};
843     if (!lightInfo.empty()) {
844         if (memcpy_s(&lightLevelInfo, sizeof(ContentLightLevelInfo), lightInfo.data(), lightInfo.size()) != EOK) {
845             return {};
846         }
847     }
848     if (!displayInfo.empty()) {
849         if (memcpy_s(&displayColourVolume, sizeof(DisplayColourVolume),
850             displayInfo.data(), displayInfo.size()) != EOK) {
851             return {};
852         }
853     }
854     const float colorScale = 0.00002f;
855     const float lumScale = 0.0001f;
856     staticMetadata.smpte2086.displayPrimaryRed.x = colorScale * (float)displayColourVolume.red.x;
857     staticMetadata.smpte2086.displayPrimaryRed.y = colorScale * (float)displayColourVolume.red.y;
858     staticMetadata.smpte2086.displayPrimaryGreen.x = colorScale * (float)displayColourVolume.green.x;
859     staticMetadata.smpte2086.displayPrimaryGreen.y = colorScale * (float)displayColourVolume.green.y;
860     staticMetadata.smpte2086.displayPrimaryBlue.x = colorScale * (float)displayColourVolume.blue.x;
861     staticMetadata.smpte2086.displayPrimaryBlue.y = colorScale * (float)displayColourVolume.blue.y;
862     staticMetadata.smpte2086.whitePoint.x = colorScale * (float)displayColourVolume.whitePoint.x;
863     staticMetadata.smpte2086.whitePoint.y = colorScale * (float)displayColourVolume.whitePoint.y;
864     staticMetadata.smpte2086.maxLuminance = (float)displayColourVolume.luminanceMax;
865     staticMetadata.smpte2086.minLuminance = lumScale * (float)displayColourVolume.luminanceMin;
866     staticMetadata.cta861.maxContentLightLevel = (float)lightLevelInfo.maxContentLightLevel;
867     staticMetadata.cta861.maxFrameAverageLightLevel = (float)lightLevelInfo.maxPicAverageLightLevel;
868     uint32_t vecSize = sizeof(HDI::Display::Graphic::Common::V1_0::HdrStaticMetadata);
869     std::vector<uint8_t> staticMetadataVec(vecSize);
870     if (memcpy_s(staticMetadataVec.data(), vecSize, &staticMetadata, vecSize) != EOK) {
871         return {};
872     }
873     return staticMetadataVec;
874 #endif
875 }
876 
GetHeifMetadata(HeifDecoder * heifDecoder,ImageHdrType type,HdrMetadata & metadata)877 static bool GetHeifMetadata(HeifDecoder* heifDecoder, ImageHdrType type, HdrMetadata& metadata)
878 {
879     if (heifDecoder == nullptr) {
880         return false;
881     }
882     if (type == ImageHdrType::HDR_VIVID_DUAL || type == ImageHdrType::HDR_VIVID_SINGLE) {
883         vector<uint8_t> uwaInfo;
884         vector<uint8_t> displayInfo;
885         vector<uint8_t> lightInfo;
886         heifDecoder->getVividMetadata(uwaInfo, displayInfo, lightInfo);
887         if (uwaInfo.empty()) {
888             return false;
889         }
890         metadata.staticMetadata = ParseHeifStaticMetadata(displayInfo, lightInfo);
891         bool res = ParseVividMetadata(uwaInfo.data(), uwaInfo.size(), metadata);
892         if (!metadata.extendMetaFlag) {
893             vector<uint8_t> isoMetadata;
894             heifDecoder->getISOMetadata(isoMetadata);
895             if (isoMetadata.empty()) {
896                 return res;
897             }
898             if (isoMetadata.size() > EMPTY_SIZE && isoMetadata[INDEX_ZERO] == EMPTY_SIZE) {
899                 ParseISOMetadata(isoMetadata.data() + INDEX_ONE, isoMetadata.size() - INDEX_ONE, metadata);
900             }
901         }
902         return res;
903     } else if (type == ImageHdrType::HDR_ISO_DUAL || type == ImageHdrType::HDR_ISO_SINGLE) {
904         vector<uint8_t> isoMetadata;
905         heifDecoder->getISOMetadata(isoMetadata);
906         if (isoMetadata.empty()) {
907             return false;
908         }
909         if (isoMetadata.size() > EMPTY_SIZE && isoMetadata[INDEX_ZERO] == EMPTY_SIZE) {
910             return ParseISOMetadata(isoMetadata.data() + INDEX_ONE, isoMetadata.size() - INDEX_ONE, metadata);
911         }
912     }
913     return false;
914 }
915 #endif
916 
GetMetadata(SkCodec * codec,ImageHdrType type,HdrMetadata & metadata)917 bool HdrHelper::GetMetadata(SkCodec* codec, ImageHdrType type, HdrMetadata& metadata)
918 {
919     if (type <= ImageHdrType::SDR || codec == nullptr) {
920         return false;
921     }
922     switch (codec->getEncodedFormat()) {
923         case SkEncodedImageFormat::kJPEG: {
924             SkJpegCodec* jpegCodec = static_cast<SkJpegCodec*>(codec);
925             return GetJpegGainMapMetadata(jpegCodec, type, metadata);
926         }
927         case SkEncodedImageFormat::kHEIF: {
928 #ifdef HEIF_HW_DECODE_ENABLE
929             auto decoder = reinterpret_cast<HeifDecoder*>(codec->getHeifContext());
930             return GetHeifMetadata(decoder, type, metadata);
931 #else
932             return false;
933 #endif
934         }
935         default:
936             return false;
937     }
938 }
939 
940 // LCOV_EXCL_START
941 /// pack jpeg base image vivid marker
PackVividPreInfo(vector<uint8_t> & bytes,uint32_t & offset,bool base,bool enhanceType)942 static void PackVividPreInfo(vector<uint8_t>& bytes, uint32_t& offset, bool base, bool enhanceType)
943 {
944     bytes[offset++] = 0x26; // itut35 country code
945     bytes[offset++] = 0x00;
946     bytes[offset++] = 0x04; // terminalProvideCode
947     bytes[offset++] = 0x00;
948     bytes[offset++] = 0x07; // terminalProvideOrientedCode
949     bytes[offset++] = 0x02; // extendFrameNumber
950     bytes[offset++] = base ? INDEX_ONE : INDEX_TWO; // fileType
951     bytes[offset++] = base ? INDEX_ZERO : INDEX_ONE; // metaType
952     bytes[offset++] = ((!base) && enhanceType) ? INDEX_ONE : INDEX_ZERO; // enhanceType
953     bytes[offset++] = INDEX_ZERO;
954 }
955 // LCOV_EXCL_STOP
956 
GetBaseVividMarkerSize()957 uint32_t HdrJpegPackerHelper::GetBaseVividMarkerSize()
958 {
959     const uint32_t baseInfoMarkerLength =
960         JPEG_MARKER_TAG_SIZE + JPEG_MARKER_LENGTH_SIZE + ITUT35_TAG_SIZE +
961         VIVID_PRE_INFO_SIZE + UINT32_BYTE_COUNT + // offset size
962         UINT32_BYTE_COUNT; // gainmap length size
963     return baseInfoMarkerLength;
964 }
965 
GetMpfMarkerSize()966 uint32_t HdrJpegPackerHelper::GetMpfMarkerSize()
967 {
968     return HDR_MULTI_PICTURE_APP_LENGTH;
969 }
970 
971 // LCOV_EXCL_START
PackBaseVividMarker(uint32_t gainmapOffset,uint32_t preOffset,uint32_t appSize)972 vector<uint8_t> HdrJpegPackerHelper::PackBaseVividMarker(uint32_t gainmapOffset, uint32_t preOffset, uint32_t appSize)
973 {
974     const uint32_t baseInfoMarkerLength = GetBaseVividMarkerSize();
975     vector<uint8_t> bytes(baseInfoMarkerLength);
976     uint32_t index = 0;
977     bytes[index++] = JPEG_MARKER_PREFIX;
978     bytes[index++] = JPEG_MARKER_APP8;
979     // length does not contain marker tag size;
980     uint32_t markerDataLength = baseInfoMarkerLength - JPEG_MARKER_TAG_SIZE;
981     ImageUtils::Uint16ToBytes(markerDataLength, bytes, index);
982     ImageUtils::ArrayToBytes(ITUT35_TAG, ITUT35_TAG_SIZE, bytes, index);
983     PackVividPreInfo(bytes, index, true, false);
984     // set gainmap offset1 (gainmapOffset - current position offset)
985     ImageUtils::Uint32ToBytes(gainmapOffset - preOffset, bytes, index);
986     // set gainmap offset2 (gainmap size - app size)
987     ImageUtils::Uint32ToBytes(gainmapOffset - appSize, bytes, index);
988     return bytes;
989 }
990 
PackBaseMpfMarker(uint32_t baseSize,uint32_t gainmapSize,uint32_t appOffset)991 vector<uint8_t> HdrJpegPackerHelper::PackBaseMpfMarker(uint32_t baseSize, uint32_t gainmapSize, uint32_t appOffset)
992 {
993     SingleJpegImage baseImage = {
994         .offset = 0,
995         .size = baseSize,
996     };
997     SingleJpegImage gainmapImage = {
998         .offset = baseSize - appOffset - JPEG_MARKER_TAG_SIZE - JPEG_MARKER_LENGTH_SIZE - MPF_TAG_SIZE,
999         .size = gainmapSize,
1000     };
1001     return JpegMpfPacker::PackHdrJpegMpfMarker(baseImage, gainmapImage);
1002 }
1003 
PackBaseISOMarker()1004 vector<uint8_t> HdrJpegPackerHelper::PackBaseISOMarker()
1005 {
1006     // marker + isoGainmapTag + ISOPayload
1007     uint32_t isoBaseLength = UINT32_BYTE_COUNT + ISO_GAINMAP_TAG_SIZE + UINT32_BYTE_COUNT;
1008     vector<uint8_t> bytes(isoBaseLength);
1009     uint32_t index = 0;
1010     bytes[index++] = JPEG_MARKER_PREFIX;
1011     bytes[index++] = JPEG_MARKER_APP2;
1012     // length dose not contain marker
1013     uint32_t length = isoBaseLength - JPEG_MARKER_TAG_SIZE;
1014     ImageUtils::Uint16ToBytes(length, bytes, index); // set iso marker size
1015     ImageUtils::ArrayToBytes(ISO_GAINMAP_TAG, ISO_GAINMAP_TAG_SIZE, bytes, index);
1016     ImageUtils::Uint32ToBytes(EMPTY_SIZE, bytes, index); // set iso payload size
1017     return bytes;
1018 }
1019 
PackHdrMediaTypeMarker(HdrMetadata & hdrMetadata)1020 vector<uint8_t> HdrJpegPackerHelper::PackHdrMediaTypeMarker(HdrMetadata& hdrMetadata)
1021 {
1022     // marker + hdrMediaTypeTag + TypeNumber
1023     uint32_t hdrMediaTypeLength = UINT32_BYTE_COUNT + HDR_MEDIA_TYPE_TAG_SIZE + UINT32_BYTE_COUNT;
1024     vector<uint8_t> bytes(hdrMediaTypeLength);
1025     uint32_t index = 0;
1026     bytes[index++] = JPEG_MARKER_PREFIX;
1027     bytes[index++] = JPEG_MARKER_APP11;
1028     // length dose not contain marker
1029     uint32_t length = hdrMediaTypeLength - JPEG_MARKER_TAG_SIZE;
1030     ImageUtils::Uint16ToBytes(length, bytes, index); // set iso marker size
1031     ImageUtils::ArrayToBytes(HDR_MEDIA_TYPE_TAG, HDR_MEDIA_TYPE_TAG_SIZE, bytes, index);
1032     ImageUtils::Uint32ToBytes(static_cast<uint32_t>(hdrMetadata.hdrMetadataType), bytes, index);
1033     return bytes;
1034 }
1035 
PackExtendInfoMain(vector<uint8_t> & bytes,uint32_t & offset,HDRVividExtendMetadata & metadata)1036 static void PackExtendInfoMain(vector<uint8_t>& bytes, uint32_t& offset, HDRVividExtendMetadata& metadata)
1037 {
1038     ImageUtils::FloatToBytes(metadata.metaISO.enhanceClippedThreholdMinGainmap[INDEX_ZERO], bytes, offset);
1039     ImageUtils::FloatToBytes(metadata.metaISO.enhanceClippedThreholdMaxGainmap[INDEX_ZERO], bytes, offset);
1040     ImageUtils::FloatToBytes(metadata.metaISO.enhanceMappingGamma[INDEX_ZERO], bytes, offset);
1041     ImageUtils::FloatToBytes(metadata.metaISO.enhanceMappingBaselineOffset[INDEX_ZERO], bytes, offset);
1042     ImageUtils::FloatToBytes(metadata.metaISO.enhanceMappingAlternateOffset[INDEX_ZERO], bytes, offset);
1043 
1044     ImageUtils::FloatToBytes(metadata.metaISO.enhanceClippedThreholdMinGainmap[INDEX_ONE], bytes, offset);
1045     ImageUtils::FloatToBytes(metadata.metaISO.enhanceClippedThreholdMaxGainmap[INDEX_ONE], bytes, offset);
1046     ImageUtils::FloatToBytes(metadata.metaISO.enhanceMappingGamma[INDEX_ONE], bytes, offset);
1047     ImageUtils::FloatToBytes(metadata.metaISO.enhanceMappingBaselineOffset[INDEX_ONE], bytes, offset);
1048     ImageUtils::FloatToBytes(metadata.metaISO.enhanceMappingAlternateOffset[INDEX_ONE], bytes, offset);
1049 
1050     ImageUtils::FloatToBytes(metadata.metaISO.enhanceClippedThreholdMinGainmap[INDEX_TWO], bytes, offset);
1051     ImageUtils::FloatToBytes(metadata.metaISO.enhanceClippedThreholdMaxGainmap[INDEX_TWO], bytes, offset);
1052     ImageUtils::FloatToBytes(metadata.metaISO.enhanceMappingGamma[INDEX_TWO], bytes, offset);
1053     ImageUtils::FloatToBytes(metadata.metaISO.enhanceMappingBaselineOffset[INDEX_TWO], bytes, offset);
1054     ImageUtils::FloatToBytes(metadata.metaISO.enhanceMappingAlternateOffset[INDEX_TWO], bytes, offset);
1055 }
1056 
PackTransformInfo(vector<uint8_t> & bytes,uint32_t & offset,uint8_t flag,vector<uint8_t> mapping)1057 static void PackTransformInfo(vector<uint8_t>& bytes, uint32_t& offset, uint8_t flag, vector<uint8_t> mapping)
1058 {
1059     if (flag == EMPTY_SIZE || flag != mapping.size()) {
1060         ImageUtils::Uint16ToBytes((uint16_t)EMPTY_SIZE, bytes, offset);
1061         return;
1062     }
1063     uint16_t transformSize = flag + UINT8_BYTE_COUNT;
1064     ImageUtils::Uint16ToBytes(transformSize, bytes, offset);
1065     bytes[offset++] = flag;
1066     if (memcpy_s(bytes.data() + offset, flag, mapping.data(), flag) != 0) {
1067         offset -= (UINT8_BYTE_COUNT + UINT16_BYTE_COUNT);
1068         ImageUtils::Uint16ToBytes((uint16_t)EMPTY_SIZE, bytes, offset);
1069         return;
1070     }
1071     offset += flag;
1072 }
1073 
PackExtendInfoExtention(vector<uint8_t> & bytes,uint32_t & offset,const HDRVividExtendMetadata & metadata)1074 static void PackExtendInfoExtention(vector<uint8_t>& bytes, uint32_t& offset, const HDRVividExtendMetadata& metadata)
1075 {
1076     bytes[offset++] = COLOR_INFO_BYTES;
1077     bytes[offset++] = metadata.baseColorMeta.baseColorPrimary;
1078     bytes[offset++] = metadata.baseColorMeta.baseTransFunction;
1079     bytes[offset++] = metadata.baseColorMeta.baseColorModel;
1080     bytes[offset++] = COLOR_INFO_BYTES;
1081     bytes[offset++] = metadata.gainmapColorMeta.enhanceDataColorPrimary;
1082     bytes[offset++] = metadata.gainmapColorMeta.enhanceDataTransFunction;
1083     bytes[offset++] = metadata.gainmapColorMeta.enhanceDataColorModel;
1084     bytes[offset++] = COLOR_INFO_BYTES;
1085     bytes[offset++] = metadata.gainmapColorMeta.alternateColorPrimary;
1086     bytes[offset++] = metadata.gainmapColorMeta.alternateTransFunction;
1087     bytes[offset++] = metadata.gainmapColorMeta.alternateColorModel;
1088     bytes[offset++] = COLOR_INFO_BYTES;
1089     bytes[offset++] = metadata.gainmapColorMeta.combineColorPrimary;
1090     bytes[offset++] = metadata.gainmapColorMeta.combineTransFunction;
1091     bytes[offset++] = metadata.gainmapColorMeta.combineColorModel;
1092     PackTransformInfo(bytes, offset, metadata.baseColorMeta.baseMappingFlag, metadata.baseColorMeta.baseMapping);
1093     PackTransformInfo(bytes, offset, metadata.gainmapColorMeta.combineMappingFlag,
1094         metadata.gainmapColorMeta.combineMapping);
1095 }
1096 // LCOV_EXCL_STOP
1097 
GetExtendMetadataSize(bool vividExtendFlag,const HDRVividExtendMetadata & metadata)1098 static uint16_t GetExtendMetadataSize(bool vividExtendFlag, const HDRVividExtendMetadata& metadata)
1099 {
1100     if (!vividExtendFlag) {
1101         return EMPTY_SIZE;
1102     }
1103     const uint8_t colorInfoNum = 4;
1104     uint16_t extendInfoExtentionSize = (COLOR_INFO_BYTES + UINT8_BYTE_COUNT) * colorInfoNum +
1105         UINT16_BYTE_COUNT + UINT16_BYTE_COUNT; // "baseTransformInfoSize" count + "EnhanceTransformInfoSize" count
1106     if (metadata.baseColorMeta.baseMappingFlag > EMPTY_SIZE) {
1107         // "mapping" + "mapping" bytes
1108         extendInfoExtentionSize += metadata.baseColorMeta.baseMappingFlag + UINT8_BYTE_COUNT;
1109     }
1110     if (metadata.gainmapColorMeta.combineMappingFlag > EMPTY_SIZE) {
1111         extendInfoExtentionSize += metadata.gainmapColorMeta.combineMappingFlag + UINT8_BYTE_COUNT;
1112     }
1113     uint16_t extendSize = UINT8_BYTE_COUNT + EXTEND_INFO_MAIN_SIZE + extendInfoExtentionSize;
1114     return extendSize;
1115 }
1116 
PackExtendMetadata(vector<uint8_t> & bytes,uint32_t & index,HDRVividExtendMetadata & metadata)1117 static void PackExtendMetadata(vector<uint8_t>& bytes, uint32_t& index, HDRVividExtendMetadata& metadata)
1118 {
1119     uint16_t length = GetExtendMetadataSize(true, metadata);
1120     if (index + length > bytes.size()) {
1121         return;
1122     }
1123     ImageUtils::Uint16ToBytes(length, bytes, index);
1124     bytes[index++] = THREE_COMPONENTS;
1125     PackExtendInfoMain(bytes, index, metadata);
1126     PackExtendInfoExtention(bytes, index, metadata);
1127 }
1128 
1129 // LCOV_EXCL_START
PackVividStaticMetadata(vector<uint8_t> & bytes,uint32_t & index,vector<uint8_t> & staticVec)1130 static bool PackVividStaticMetadata(vector<uint8_t>& bytes, uint32_t& index, vector<uint8_t>& staticVec)
1131 {
1132 #if defined(_WIN32) || defined(_APPLE) || defined(IOS_PLATFORM) || defined(ANDROID_PLATFORM)
1133     return false;
1134 #else
1135     HdrStaticMetadata staticMeta;
1136     uint32_t vecSize = sizeof(HdrStaticMetadata);
1137     if (memcpy_s(&staticMeta, vecSize, staticVec.data(), vecSize) != EOK) {
1138         return false;
1139     }
1140     ImageUtils::Uint16ToBytes(VIVID_STATIC_METADATA_SIZE_IN_IMAGE, bytes, index);
1141     ImageUtils::Uint16ToBytes((uint16_t)(staticMeta.smpte2086.displayPrimaryRed.x / SM_COLOR_SCALE), bytes, index);
1142     ImageUtils::Uint16ToBytes((uint16_t)(staticMeta.smpte2086.displayPrimaryRed.y / SM_COLOR_SCALE), bytes, index);
1143     ImageUtils::Uint16ToBytes((uint16_t)(staticMeta.smpte2086.displayPrimaryGreen.x / SM_COLOR_SCALE), bytes, index);
1144     ImageUtils::Uint16ToBytes((uint16_t)(staticMeta.smpte2086.displayPrimaryGreen.y / SM_COLOR_SCALE), bytes, index);
1145     ImageUtils::Uint16ToBytes((uint16_t)(staticMeta.smpte2086.displayPrimaryBlue.x / SM_COLOR_SCALE), bytes, index);
1146     ImageUtils::Uint16ToBytes((uint16_t)(staticMeta.smpte2086.displayPrimaryBlue.y / SM_COLOR_SCALE), bytes, index);
1147     ImageUtils::Uint16ToBytes((uint16_t)(staticMeta.smpte2086.whitePoint.x / SM_COLOR_SCALE), bytes, index);
1148     ImageUtils::Uint16ToBytes((uint16_t)(staticMeta.smpte2086.whitePoint.y / SM_COLOR_SCALE), bytes, index);
1149     ImageUtils::Uint32ToBytes((uint16_t)(staticMeta.smpte2086.maxLuminance), bytes, index);
1150     ImageUtils::Uint32ToBytes((uint16_t)(staticMeta.smpte2086.minLuminance / SM_LUM_SCALE), bytes, index);
1151     ImageUtils::Uint16ToBytes((uint16_t)staticMeta.cta861.maxContentLightLevel, bytes, index);
1152     ImageUtils::Uint16ToBytes((uint16_t)staticMeta.cta861.maxFrameAverageLightLevel, bytes, index);
1153     return true;
1154 #endif
1155 }
1156 // LCOV_EXCL_STOP
1157 
PackVividMetadata(vector<uint8_t> & bytes,uint32_t & index,HdrMetadata & metadata)1158 static bool PackVividMetadata(vector<uint8_t>& bytes, uint32_t& index, HdrMetadata& metadata)
1159 {
1160     uint32_t dynamicMetadataSize = metadata.dynamicMetadata.size();
1161     const uint32_t metadataSize =
1162         UINT16_BYTE_COUNT + VIVID_STATIC_METADATA_SIZE_IN_IMAGE + UINT16_BYTE_COUNT + dynamicMetadataSize;
1163     PackVividPreInfo(bytes, index, false, false);
1164     ImageUtils::Uint16ToBytes(metadataSize, bytes, index);
1165     if (!PackVividStaticMetadata(bytes, index, metadata.staticMetadata)) {
1166         return false;
1167     }
1168     ImageUtils::Uint16ToBytes(dynamicMetadataSize, bytes, index);
1169     if (memcpy_s(bytes.data() + index, bytes.size() - index,
1170         metadata.dynamicMetadata.data(), metadata.dynamicMetadata.size()) != EOK) {
1171         return false;
1172     }
1173     index += metadata.dynamicMetadata.size();
1174     PackExtendMetadata(bytes, index, metadata.extendMeta);
1175     return true;
1176 }
1177 
PackVividMetadataMarker(HdrMetadata & metadata)1178 std::vector<uint8_t> HdrJpegPackerHelper::PackVividMetadataMarker(HdrMetadata& metadata)
1179 {
1180     uint32_t dynamicMetadataSize = metadata.dynamicMetadata.size();
1181     // metadataSize + staticMetadataSize + staticMetadata + dynamicMetadataSize + dynamicMetadata
1182     const uint32_t metadataSize = UINT16_BYTE_COUNT + UINT16_BYTE_COUNT + VIVID_STATIC_METADATA_SIZE_IN_IMAGE +
1183         UINT16_BYTE_COUNT + dynamicMetadataSize;
1184     uint32_t extendInfoSize = GetExtendMetadataSize(false, metadata.extendMeta);
1185     uint32_t markerLength = UINT32_BYTE_COUNT + ITUT35_TAG_SIZE + VIVID_METADATA_PRE_INFO_SIZE +
1186         metadataSize;
1187     if (extendInfoSize != EMPTY_SIZE) {
1188         markerLength += (UINT16_BYTE_COUNT + extendInfoSize);
1189     }
1190     vector<uint8_t> bytes(markerLength);
1191     uint32_t index = 0;
1192     bytes[index++] = JPEG_MARKER_PREFIX;
1193     bytes[index++] = JPEG_MARKER_APP8;
1194     uint32_t storeLength = markerLength - JPEG_MARKER_TAG_SIZE;
1195     ImageUtils::Uint16ToBytes(storeLength, bytes, index);
1196     ImageUtils::ArrayToBytes(ITUT35_TAG, ITUT35_TAG_SIZE, bytes, index);
1197     if (!PackVividMetadata(bytes, index, metadata)) {
1198         IMAGE_LOGE("hdr image package metadata failed");
1199         return {};
1200     }
1201     return bytes;
1202 }
1203 
PackISOExtendInfo(vector<uint8_t> & bytes,uint32_t & offset,ISOMetadata & metadata)1204 static void PackISOExtendInfo(vector<uint8_t>& bytes, uint32_t& offset, ISOMetadata& metadata)
1205 {
1206     ImageUtils::Int32ToBytes(
1207         (int32_t)(metadata.enhanceClippedThreholdMinGainmap[INDEX_ZERO] * DENOMINATOR), bytes, offset);
1208     ImageUtils::Uint32ToBytes(DENOMINATOR, bytes, offset);
1209     ImageUtils::Int32ToBytes(
1210         (int32_t)(metadata.enhanceClippedThreholdMaxGainmap[INDEX_ZERO] * DENOMINATOR), bytes, offset);
1211     ImageUtils::Uint32ToBytes(DENOMINATOR, bytes, offset);
1212     ImageUtils::Uint32ToBytes((uint32_t)(DENOMINATOR * metadata.enhanceMappingGamma[INDEX_ZERO]), bytes, offset);
1213     ImageUtils::Uint32ToBytes(DENOMINATOR, bytes, offset);
1214     ImageUtils::Int32ToBytes(
1215         (int32_t)(metadata.enhanceMappingBaselineOffset[INDEX_ZERO] * DENOMINATOR), bytes, offset);
1216     ImageUtils::Uint32ToBytes(DENOMINATOR, bytes, offset);
1217     ImageUtils::Int32ToBytes(
1218         (int32_t)(metadata.enhanceMappingAlternateOffset[INDEX_ZERO] * DENOMINATOR), bytes, offset);
1219     ImageUtils::Uint32ToBytes(DENOMINATOR, bytes, offset);
1220 
1221     ImageUtils::Int32ToBytes(
1222         (int32_t)(metadata.enhanceClippedThreholdMinGainmap[INDEX_ONE] * DENOMINATOR), bytes, offset);
1223     ImageUtils::Uint32ToBytes(DENOMINATOR, bytes, offset);
1224     ImageUtils::Int32ToBytes(
1225         (int32_t)(metadata.enhanceClippedThreholdMaxGainmap[INDEX_ONE] * DENOMINATOR), bytes, offset);
1226     ImageUtils::Uint32ToBytes(DENOMINATOR, bytes, offset);
1227     ImageUtils::Uint32ToBytes((uint32_t)(DENOMINATOR * metadata.enhanceMappingGamma[INDEX_ONE]), bytes, offset);
1228     ImageUtils::Uint32ToBytes(DENOMINATOR, bytes, offset);
1229     ImageUtils::Int32ToBytes(
1230         (int32_t)(metadata.enhanceMappingBaselineOffset[INDEX_ONE] * DENOMINATOR), bytes, offset);
1231     ImageUtils::Uint32ToBytes(DENOMINATOR, bytes, offset);
1232     ImageUtils::Int32ToBytes(
1233         (int32_t)(metadata.enhanceMappingAlternateOffset[INDEX_ONE] * DENOMINATOR), bytes, offset);
1234     ImageUtils::Uint32ToBytes(DENOMINATOR, bytes, offset);
1235 
1236     ImageUtils::Int32ToBytes(
1237         (int32_t)(metadata.enhanceClippedThreholdMinGainmap[INDEX_TWO] * DENOMINATOR), bytes, offset);
1238     ImageUtils::Uint32ToBytes(DENOMINATOR, bytes, offset);
1239     ImageUtils::Int32ToBytes(
1240         (int32_t)(metadata.enhanceClippedThreholdMaxGainmap[INDEX_TWO] * DENOMINATOR), bytes, offset);
1241     ImageUtils::Uint32ToBytes(DENOMINATOR, bytes, offset);
1242     ImageUtils::Uint32ToBytes((uint32_t)(DENOMINATOR * metadata.enhanceMappingGamma[INDEX_TWO]), bytes, offset);
1243     ImageUtils::Uint32ToBytes(DENOMINATOR, bytes, offset);
1244     ImageUtils::Int32ToBytes(
1245         (int32_t)(metadata.enhanceMappingBaselineOffset[INDEX_TWO] * DENOMINATOR), bytes, offset);
1246     ImageUtils::Uint32ToBytes(DENOMINATOR, bytes, offset);
1247     ImageUtils::Int32ToBytes(
1248         (int32_t)(metadata.enhanceMappingAlternateOffset[INDEX_TWO] * DENOMINATOR), bytes, offset);
1249     ImageUtils::Uint32ToBytes(DENOMINATOR, bytes, offset);
1250 }
1251 
PackISOMetadataMarker(HdrMetadata & metadata)1252 vector<uint8_t> HdrJpegPackerHelper::PackISOMetadataMarker(HdrMetadata& metadata)
1253 {
1254     HDRVividExtendMetadata extendMeta = metadata.extendMeta;
1255     // flag(u8)+baseheadroomNumerator(u32)+baseheadroomDenomintor(u32)+altheadroom(u32)+altheadroomDenominator(u32)
1256     uint32_t isoInfoSize =
1257         UINT8_BYTE_COUNT + UINT32_BYTE_COUNT + UINT32_BYTE_COUNT + UINT32_BYTE_COUNT + UINT32_BYTE_COUNT;
1258     const uint32_t extendInfoMainParaNum = 10;
1259     const uint32_t isoExtendInfoSize = UINT32_BYTE_COUNT * extendInfoMainParaNum * THREE_COMPONENTS;
1260     // marker + isoGainmapTag + version + isoinfo + extendInfoMain
1261     uint32_t markerLength = UINT32_BYTE_COUNT + ISO_GAINMAP_TAG_SIZE + UINT32_BYTE_COUNT +
1262         isoInfoSize + isoExtendInfoSize;
1263     vector<uint8_t> bytes(markerLength);
1264     uint32_t index = 0;
1265     bytes[index++] = JPEG_MARKER_PREFIX;
1266     bytes[index++] = JPEG_MARKER_APP2;
1267     uint32_t storeLength = markerLength - JPEG_MARKER_TAG_SIZE;
1268     ImageUtils::Uint16ToBytes(storeLength, bytes, index);
1269     if (memcpy_s(bytes.data() + index, bytes.size() - index, ISO_GAINMAP_TAG, ISO_GAINMAP_TAG_SIZE) != EOK) {
1270         return {};
1271     }
1272     index += ISO_GAINMAP_TAG_SIZE;
1273     ImageUtils::Uint32ToBytes(extendMeta.metaISO.writeVersion, bytes, index);
1274     bytes[index] = 0x00;
1275     if (extendMeta.metaISO.useBaseColorFlag) {
1276         bytes[index] |= 0x40;
1277     }
1278     if (extendMeta.metaISO.gainmapChannelNum) {
1279         bytes[index] |= 0x80;
1280     }
1281     index++;
1282     uint32_t baseHeadroomNumerator = EMPTY_SIZE;
1283     if (extendMeta.metaISO.baseHeadroom > (float)EMPTY_SIZE) {
1284         baseHeadroomNumerator = (uint32_t)(extendMeta.metaISO.baseHeadroom * DENOMINATOR);
1285     }
1286     uint32_t baseHeadroomDenominator = DENOMINATOR;
1287     ImageUtils::Uint32ToBytes(baseHeadroomNumerator, bytes, index);
1288     ImageUtils::Uint32ToBytes(baseHeadroomDenominator, bytes, index);
1289     uint32_t altHeadroomNumerator = EMPTY_SIZE;
1290     uint32_t altHeadroomDenominator = 0x01;
1291     if (extendMeta.metaISO.alternateHeadroom > (float)EMPTY_SIZE) {
1292         altHeadroomNumerator = (uint32_t)(extendMeta.metaISO.alternateHeadroom * DENOMINATOR);
1293         altHeadroomDenominator = DENOMINATOR;
1294     }
1295     ImageUtils::Uint32ToBytes(altHeadroomNumerator, bytes, index);
1296     ImageUtils::Uint32ToBytes(altHeadroomDenominator, bytes, index);
1297     PackISOExtendInfo(bytes, index, extendMeta.metaISO);
1298     return bytes;
1299 }
1300 
WriteJpegPreApp(sk_sp<SkData> & imageData,SkWStream & outputStream,uint32_t & index,uint32_t & jfifSize)1301 static bool WriteJpegPreApp(sk_sp<SkData>& imageData, SkWStream& outputStream, uint32_t& index, uint32_t& jfifSize)
1302 {
1303     const uint8_t* imageBytes = reinterpret_cast<const uint8_t*>(imageData->data());
1304     if (*imageBytes != JPEG_MARKER_PREFIX || *(imageBytes + INDEX_ONE) != JPEG_SOI) {
1305         IMAGE_LOGE("hdr encode, the spliced image is not a jpeg");
1306         return false;
1307     }
1308     uint32_t dataSize = imageData->size();
1309     outputStream.write(imageBytes, JPEG_MARKER_TAG_SIZE);
1310     index += JPEG_MARKER_TAG_SIZE;
1311     while (index < dataSize) {
1312         if (imageBytes[index] != JPEG_MARKER_PREFIX) {
1313             return false;
1314         }
1315         if ((imageBytes[index + INDEX_ONE] & 0xF0) != JPEG_MARKER_APP0) {
1316             return true;
1317         }
1318         uint16_t markerSize = (imageBytes[index + INDEX_TWO] << MOVE_ONE_BYTE) | imageBytes[index + INDEX_THREE];
1319         if (markerSize > dataSize) {
1320             return false;
1321         }
1322         outputStream.write(imageBytes + index, markerSize + JPEG_MARKER_TAG_SIZE);
1323         if (imageBytes[index + INDEX_ONE] == JPEG_MARKER_APP0) {
1324             jfifSize = markerSize + JPEG_MARKER_TAG_SIZE;
1325         }
1326         index += (markerSize + JPEG_MARKER_TAG_SIZE);
1327     }
1328     return false;
1329 }
1330 
SpliceHdrStream(sk_sp<SkData> & baseImage,sk_sp<SkData> & gainmapImage,SkWStream & output,HdrMetadata & metadata)1331 uint32_t HdrJpegPackerHelper::SpliceHdrStream(sk_sp<SkData>& baseImage, sk_sp<SkData>& gainmapImage,
1332     SkWStream& output, HdrMetadata& metadata)
1333 {
1334     if (baseImage == nullptr || gainmapImage == nullptr) {
1335         return ERR_IMAGE_ENCODE_FAILED;
1336     }
1337     uint32_t offset = 0;
1338     uint32_t jfifSize = 0;
1339     if (!WriteJpegPreApp(baseImage, output, offset, jfifSize)) {
1340         return ERR_IMAGE_ENCODE_FAILED;
1341     }
1342     std::vector<uint8_t> gainmapMetadataPack = PackVividMetadataMarker(metadata);
1343     std::vector<uint8_t> gainmapISOMetadataPack = PackISOMetadataMarker(metadata);
1344     std::vector<uint8_t> gainmapHdrMediaTypeInfo = PackHdrMediaTypeMarker(metadata);
1345     uint32_t gainmapSize = gainmapImage->size() + gainmapMetadataPack.size() +
1346             gainmapISOMetadataPack.size() + gainmapHdrMediaTypeInfo.size();
1347     std::vector<uint8_t> baseISOInfo = PackBaseISOMarker();
1348     uint32_t baseVividApp8Size = GetBaseVividMarkerSize();
1349     uint32_t baseMpfApp2Size = GetMpfMarkerSize();
1350     uint32_t baseSize = baseImage->size() + baseISOInfo.size() + baseVividApp8Size + baseMpfApp2Size;
1351     uint32_t allAppSize = offset + baseISOInfo.size() + baseVividApp8Size + baseMpfApp2Size;
1352     std::vector<uint8_t> baseVividInfo = PackBaseVividMarker(baseSize, offset, allAppSize);
1353     std::vector<uint8_t> mpfInfo = PackBaseMpfMarker(baseSize, gainmapSize, offset + baseVividApp8Size);
1354     output.write(baseVividInfo.data(), baseVividInfo.size());
1355     output.write(mpfInfo.data(), mpfInfo.size());
1356     output.write(baseISOInfo.data(), baseISOInfo.size());
1357     const uint8_t* baseBytes = reinterpret_cast<const uint8_t*>(baseImage->data());
1358     output.write(baseBytes + offset, baseImage->size() - offset);
1359 
1360     // write gainmap
1361     const uint8_t* gainmapBytes = reinterpret_cast<const uint8_t*>(gainmapImage->data());
1362     output.write(gainmapBytes, JPEG_MARKER_TAG_SIZE);
1363     output.write(gainmapISOMetadataPack.data(), gainmapISOMetadataPack.size());
1364     output.write(gainmapMetadataPack.data(), gainmapMetadataPack.size());
1365     output.write(gainmapHdrMediaTypeInfo.data(), gainmapHdrMediaTypeInfo.size());
1366     output.write(gainmapBytes + JPEG_MARKER_TAG_SIZE, gainmapImage->size() - JPEG_MARKER_TAG_SIZE);
1367     return SUCCESS;
1368 }
1369 
PackIT35Info(HdrMetadata & metadata,std::vector<uint8_t> & info)1370 bool HdrHeifPackerHelper::PackIT35Info(HdrMetadata& metadata, std::vector<uint8_t>& info)
1371 {
1372     uint32_t dynamicMetadataSize = metadata.dynamicMetadata.size();
1373 
1374     // metadataSize + staticMetadataSize + staticMetadata + dynamicMetadataSize + dynamicMetadata
1375     const uint32_t metadataSize = UINT16_BYTE_COUNT + UINT16_BYTE_COUNT + VIVID_STATIC_METADATA_SIZE_IN_IMAGE +
1376         UINT16_BYTE_COUNT + dynamicMetadataSize;
1377     uint32_t extendInfoSize = GetExtendMetadataSize(false, metadata.extendMeta);
1378     uint32_t infoLength = VIVID_METADATA_PRE_INFO_SIZE + metadataSize;
1379     if (extendInfoSize != EMPTY_SIZE) {
1380         infoLength += (UINT16_BYTE_COUNT + extendInfoSize);
1381     }
1382     info.resize(infoLength);
1383     uint32_t index = 0;
1384     if (!PackVividMetadata(info, index, metadata)) {
1385         IMAGE_LOGE("hdr image package metadata failed");
1386         return false;
1387     }
1388     return true;
1389 }
1390 }
1391 }