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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 "SkCodec.h"
23 #include "abs_image_decoder.h"
24 #if !defined(IOS_PLATFORM) && !defined(A_PLATFORM)
25 #include "display_type.h"
26 #include "hardware/jpeg_hw_decoder.h"
27 #endif
28 #include "ext_stream.h"
29 #include "exif_info.h"
30 #include "nocopyable.h"
31 #include "plugin_class_base.h"
32 
33 namespace OHOS {
34 namespace ImagePlugin {
35 class ExtDecoder : public AbsImageDecoder, public OHOS::MultimediaPlugin::PluginClassBase, NoCopyable {
36 public:
37     ExtDecoder();
38     ~ExtDecoder() override;
39     bool HasProperty(std::string key) override;
40     uint32_t Decode(uint32_t index, DecodeContext &context) override;
41     #ifdef JPEG_HW_DECODE_ENABLE
42     uint32_t AllocOutputBuffer(DecodeContext &context);
43     void ReleaseOutputBuffer(DecodeContext &context, Media::AllocatorType allocatorType);
44     uint32_t HardWareDecode(DecodeContext &context);
45     uint32_t DoHardWareDecode(DecodeContext &context);
46     #endif
47     uint32_t GifDecode(uint32_t index, DecodeContext &context, const uint64_t rowStride);
48     uint32_t GetImageSize(uint32_t index, PlSize &size) override;
49     uint32_t GetTopLevelImageNum(uint32_t &num) override;
50     uint32_t PromoteIncrementalDecode(uint32_t index, ProgDecodeContext &context) override;
51     uint32_t SetDecodeOptions(uint32_t index, const PixelDecodeOptions &opts, PlImageInfo &info) override;
52     void Reset() override;
53     void SetSource(InputDataStream &sourceStream) override;
54 
55     uint32_t GetImagePropertyInt(uint32_t index, const std::string &key, int32_t &value) override;
56     uint32_t GetImagePropertyString(uint32_t index, const std::string &key, std::string &value) override;
57     uint32_t ModifyImageProperty(uint32_t index, const std::string &key, const std::string &value,
58         const std::string &path) override;
59     uint32_t ModifyImageProperty(uint32_t index, const std::string &key, const std::string &value,
60         const int fd) override;
61     uint32_t ModifyImageProperty(uint32_t index, const std::string &key, const std::string &value,
62         uint8_t *data, uint32_t size) override;
63     uint32_t GetFilterArea(const int &privacyType, std::vector<std::pair<uint32_t, uint32_t>> &ranges) override;
64 
65 #ifdef IMAGE_COLORSPACE_FLAG
66     OHOS::ColorManager::ColorSpace getGrColorSpace() override;
67     bool IsSupportICCProfile() override;
68 #endif
69 
70 private:
71     bool CheckCodec();
72     bool CheckIndexValied(uint32_t index);
73     bool DecodeHeader();
74     bool IsSupportScaleOnDecode();
75     bool GetScaledSize(int &dWidth, int &dHeight, float &scale);
76     bool GetHardwareScaledSize(int &dWidth, int &dHeight, float &scale);
77     bool IsSupportCropOnDecode();
78     bool IsSupportCropOnDecode(SkIRect &target);
79     bool IsSupportHardwareDecode();
80     bool ConvertInfoToAlphaType(SkAlphaType &alphaType, PlAlphaType &outputType);
81     bool ConvertInfoToColorType(SkColorType &format, PlPixelFormat &outputFormat);
82     bool GetPropertyCheck(uint32_t index, const std::string &key, uint32_t &res);
83     SkAlphaType ConvertToAlphaType(PlAlphaType desiredType, PlAlphaType &outputType);
84     uint32_t PreDecodeCheck(uint32_t index);
85     bool ResetCodec();
86     SkColorType ConvertToColorType(PlPixelFormat format, PlPixelFormat &outputFormat);
87     uint32_t SetContextPixelsBuffer(uint64_t byteCount, DecodeContext &context);
88     uint32_t GetMakerImagePropertyString(const std::string &key, std::string &value);
89     uint32_t CheckDecodeOptions(uint32_t index, const PixelDecodeOptions &opts);
90     void ReportImageType(SkEncodedImageFormat skEncodeFormat);
91     ImagePlugin::InputDataStream *stream_ = nullptr;
92     uint32_t streamOff_ = 0;
93     std::unique_ptr<SkCodec> codec_;
94     SkImageInfo info_;
95     SkImageInfo dstInfo_;
96     SkCodec::Options dstOptions_;
97     SkIRect dstSubset_;
98     int32_t frameCount_ = 0;
99     EXIFInfo exifInfo_;
100     uint8_t *gifCache_ = nullptr;
101     int gifCacheIndex_ = 0;
102 #ifdef IMAGE_COLORSPACE_FLAG
103     std::shared_ptr<OHOS::ColorManager::ColorSpace> dstColorSpace_ = nullptr;
104 #endif
105 
106 #if !defined(IOS_PLATFORM) && !defined(A_PLATFORM)
107     // hardware
108     OHOS::HDI::Codec::Image::V1_0::CodecImageBuffer outputBuffer_;
109     SkImageInfo hwDstInfo_;
110     PlSize orgImgSize_;
111     PlSize outputBufferSize_;
112     PixelFormat outputColorFmt_ = PIXEL_FMT_RGBA_8888;
113     uint32_t sampleSize_ = 1;
114     static constexpr uint32_t ALIGN_8 = 8;
115     static constexpr uint32_t ALIGN_16 = 16;
116 #endif
117 
118     //Yuv
119     PlSize desiredSizeYuv_;
120 };
121 } // namespace ImagePlugin
122 } // namespace OHOS
123 
124 #endif // PLUGINS_COMMON_LIBS_IMAGE_LIBEXTPLUGIN_INCLUDE_EXT_DECODER_H
125