1 /*
2  * Copyright (C) 2023 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef PLUGINS_COMMON_LIBS_IMAGE_LIBEXTPLUGIN_INCLUDE_EXT_DECODER_H
17 #define PLUGINS_COMMON_LIBS_IMAGE_LIBEXTPLUGIN_INCLUDE_EXT_DECODER_H
18 
19 #include <cstdint>
20 #include <string>
21 
22 #include "abs_image_decoder.h"
23 #if !defined(IOS_PLATFORM) && !defined(ANDROID_PLATFORM)
24 #include "display_type.h"
25 #include "hardware/jpeg_hw_decoder.h"
26 #endif
27 #include "ext_stream.h"
28 #include "exif_info.h"
29 #include "include/codec/SkCodec.h"
30 #include "nocopyable.h"
31 #include "plugin_class_base.h"
32 #include "jpeg_yuv_decoder/jpeg_decoder_yuv.h"
33 
34 namespace OHOS {
35 namespace ImagePlugin {
36 class ExtDecoder : public AbsImageDecoder, public OHOS::MultimediaPlugin::PluginClassBase, NoCopyable {
37 public:
38     ExtDecoder();
39     ~ExtDecoder() override;
40     bool HasProperty(std::string key) override;
41     uint32_t Decode(uint32_t index, DecodeContext &context) override;
42     uint32_t DecodeToYuv420(uint32_t index, DecodeContext &context);
43     #ifdef JPEG_HW_DECODE_ENABLE
44     uint32_t AllocOutputBuffer(DecodeContext &context, OHOS::HDI::Codec::Image::V2_0::CodecImageBuffer& outputBuffer);
45     void ReleaseOutputBuffer(DecodeContext &context, Media::AllocatorType allocatorType);
46     uint32_t HardWareDecode(DecodeContext &context);
47     uint32_t DoHardWareDecode(DecodeContext &context);
48     #endif
49     uint32_t GifDecode(uint32_t index, DecodeContext &context, const uint64_t rowStride);
50     uint32_t GetImageSize(uint32_t index, OHOS::Media::Size &size) override;
51     uint32_t GetTopLevelImageNum(uint32_t &num) override;
52     uint32_t PromoteIncrementalDecode(uint32_t index, ProgDecodeContext &context) override;
53     uint32_t SetDecodeOptions(uint32_t index, const PixelDecodeOptions &opts, PlImageInfo &info) override;
54     void Reset() override;
55     void SetSource(InputDataStream &sourceStream) override;
56 
57     uint32_t GetImagePropertyInt(uint32_t index, const std::string &key, int32_t &value) override;
58     uint32_t GetImagePropertyString(uint32_t index, const std::string &key, std::string &value) override;
59     uint32_t ModifyImageProperty(uint32_t index, const std::string &key, const std::string &value,
60         const std::string &path) override;
61     uint32_t ModifyImageProperty(uint32_t index, const std::string &key, const std::string &value,
62         const int fd) override;
63     uint32_t ModifyImageProperty(uint32_t index, const std::string &key, const std::string &value,
64         uint8_t *data, uint32_t size) override;
65     uint32_t GetFilterArea(const int &privacyType, std::vector<std::pair<uint32_t, uint32_t>> &ranges) override;
66 
67     uint32_t GetHeifParseErr() override;
68 
69     Media::ImageHdrType CheckHdrType() override;
70     uint32_t GetGainMapOffset() override;
71     Media::HdrMetadata GetHdrMetadata(Media::ImageHdrType type) override;
72     bool DecodeHeifGainMap(DecodeContext &context) override;
73     bool GetHeifHdrColorSpace(ColorManager::ColorSpaceName &gainmap, ColorManager::ColorSpaceName &hdr) override;
74     bool DecodeHeifAuxiliaryMap(DecodeContext& context, Media::AuxiliaryPictureType type) override;
75     bool CheckAuxiliaryMap(Media::AuxiliaryPictureType type) override;
76     bool GetHeifFragmentMetadata(Media::Rect& metadata) override;
77 #ifdef IMAGE_COLORSPACE_FLAG
78     OHOS::ColorManager::ColorSpace GetPixelMapColorSpace() override;
79     bool IsSupportICCProfile() override;
80 #endif
81 
82 private:
83     typedef struct FrameCacheInfo {
84         int width;
85         int height;
86         uint64_t rowStride;
87         uint64_t byteCount;
88     } FrameCacheInfo;
89 
90     bool CheckCodec();
91     bool CheckIndexValied(uint32_t index);
92     bool DecodeHeader();
93     bool IsSupportScaleOnDecode();
94     bool GetScaledSize(int &dWidth, int &dHeight, float &scale);
95     bool GetHardwareScaledSize(int &dWidth, int &dHeight, float &scale);
96     bool IsSupportCropOnDecode();
97     bool IsSupportCropOnDecode(SkIRect &target);
98     bool IsSupportHardwareDecode();
99     bool IsYuv420Format(OHOS::Media::PixelFormat format) const;
100     bool IsHeifToYuvDecode(const DecodeContext &context) const;
101     uint32_t DoHeifToYuvDecode(DecodeContext &context);
102     bool ConvertInfoToAlphaType(SkAlphaType &alphaType, OHOS::Media::AlphaType &outputType);
103     bool ConvertInfoToColorType(SkColorType &format, OHOS::Media::PixelFormat &outputFormat);
104     bool GetPropertyCheck(uint32_t index, const std::string &key, uint32_t &res);
105     SkAlphaType ConvertToAlphaType(OHOS::Media::AlphaType desiredType, OHOS::Media::AlphaType &outputType);
106     uint32_t PreDecodeCheck(uint32_t index);
107     uint32_t PreDecodeCheckYuv(uint32_t index, OHOS::Media::PixelFormat desiredFormat);
108     uint32_t ReadJpegData(uint8_t* jpegBuffer, uint32_t jpegBufferSize);
109     JpegYuvFmt GetJpegYuvOutFmt(OHOS::Media::PixelFormat desiredFormat);
110     bool ResetCodec();
111     SkColorType ConvertToColorType(OHOS::Media::PixelFormat format, OHOS::Media::PixelFormat &outputFormat);
112     uint32_t SetContextPixelsBuffer(uint64_t byteCount, DecodeContext &context);
113     uint32_t GetMakerImagePropertyString(const std::string &key, std::string &value);
114     uint32_t CheckDecodeOptions(uint32_t index, const PixelDecodeOptions &opts);
115     static void ReportImageType(SkEncodedImageFormat skEncodeFormat);
116     bool CheckContext(const DecodeContext &context);
117     uint32_t DmaMemAlloc(DecodeContext &context, uint64_t count, SkImageInfo &dstInfo);
118     uint32_t HeifYUVMemAlloc(DecodeContext &context);
119     void SetHeifDecodeError(DecodeContext &context);
120     void SetHeifParseError();
121     uint32_t ConvertFormatToYUV(DecodeContext &context, SkImageInfo &skInfo,
122         uint64_t byteCount, OHOS::Media::PixelFormat format);
123     bool IsHeifToSingleHdrDecode(const DecodeContext &context) const;
124     uint32_t DoHeifToSingleHdrDecode(OHOS::ImagePlugin::DecodeContext &context);
125     uint32_t HandleGifCache(uint8_t* src, uint8_t* dst, uint64_t rowStride, int dstHeight);
126     uint32_t GetFramePixels(SkImageInfo& info, uint8_t* buffer, uint64_t rowStride, SkCodec::Options options);
127     FrameCacheInfo InitFrameCacheInfo(const uint64_t rowStride, SkImageInfo info);
128     bool FrameCacheInfoIsEqual(FrameCacheInfo& src, FrameCacheInfo& dst);
129     void UpdateHardWareDecodeInfo(DecodeContext &context);
130 
131     ImagePlugin::InputDataStream *stream_ = nullptr;
132     uint32_t streamOff_ = 0;
133     std::unique_ptr<SkCodec> codec_;
134     SkImageInfo info_;
135     SkImageInfo dstInfo_;
136     SkCodec::Options dstOptions_;
137     SkIRect dstSubset_;
138     int32_t frameCount_ = 0;
139     EXIFInfo exifInfo_;
140     uint8_t *gifCache_ = nullptr;
141     int gifCacheIndex_ = 0;
142     FrameCacheInfo frameCacheInfo_ = {0, 0, 0, 0};
143     uint32_t heifParseErr_ = 0;
144 #ifdef IMAGE_COLORSPACE_FLAG
145     std::shared_ptr<OHOS::ColorManager::ColorSpace> dstColorSpace_ = nullptr;
146     std::shared_ptr<OHOS::ColorManager::ColorSpace> srcColorSpace_ = nullptr;
147     OHOS::ColorManager::ColorSpace GetSrcColorSpace();
148     uint32_t ApplyDesiredColorSpace(DecodeContext &context);
149 #endif
150 
151 #if !defined(IOS_PLATFORM) && !defined(ANDROID_PLATFORM)
152     // hardware
153     SkImageInfo hwDstInfo_;
154     OHOS::Media::Size orgImgSize_;
155     OHOS::Media::Size outputBufferSize_;
156     PixelFormat outputColorFmt_ = PIXEL_FMT_RGBA_8888;
157     uint32_t sampleSize_ = 1;
158     static constexpr uint32_t ALIGN_8 = 8;
159     static constexpr uint32_t ALIGN_16 = 16;
160 #endif
161 
162     //Yuv
163     OHOS::Media::Size desiredSizeYuv_;
164 
165     // hdr
166     Media::ImageHdrType hdrType_ = Media::ImageHdrType::UNKNOWN;
167     uint32_t gainMapOffset_ = 0;
168 };
169 } // namespace ImagePlugin
170 } // namespace OHOS
171 
172 #endif // PLUGINS_COMMON_LIBS_IMAGE_LIBEXTPLUGIN_INCLUDE_EXT_DECODER_H
173