74 lines
2.7 KiB
C++
74 lines
2.7 KiB
C++
/*
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* Copyright (C) 2014-2017 Intel Corporation
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* Copyright (c) 2017, Fuzhou Rockchip Electronics Co., Ltd
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef _CAMERA3_HAL_JPEG_MAKER_CORE_H_
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#define _CAMERA3_HAL_JPEG_MAKER_CORE_H_
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#include "EXIFMaker.h"
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#include "EXIFMetaData.h"
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#include "ImgEncoderCore.h"
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USING_METADATA_NAMESPACE;
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NAMESPACE_DECLARATION {
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// Android requires that camera HAL to include the final size of the compressed
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// image inside the output stream buffer for the BLOB format. And The JPEG blob
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// ID field must be set to CAMERA3_JPEG_BLOB_ID (0x00FF).
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// The struct definition and enum value can be found in hardware\camera3.h.
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struct camera_jpeg_blob {
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uint16_t jpeg_blob_id;
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uint32_t jpeg_size;
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};
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enum {
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CAMERA_JPEG_BLOB_ID = 0x00FF
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};
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/**
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* \class JpegMakerCore
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* Does the EXIF header creation and appending to the provided jpeg buffer
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*
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*/
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class JpegMakerCore {
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public: /* Methods */
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explicit JpegMakerCore(int cameraid);
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virtual ~JpegMakerCore();
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status_t init();
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status_t setupExifWithMetaData(ImgEncoderCore::EncodePackage & package,
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ExifMetaData& metaData);
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status_t makeJpeg(ImgEncoderCore::EncodePackage & package);
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void getExifAttrbutes(exif_attribute_t& exifAttributes);
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private: /* Methods */
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// prevent copy constructor and assignment operator
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JpegMakerCore(const JpegMakerCore& other);
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JpegMakerCore& operator=(const JpegMakerCore& other);
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status_t processExifSettings(const CameraMetadata *settings, ExifMetaData& metaData);
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status_t processJpegSettings(ImgEncoderCore::EncodePackage & package, ExifMetaData& metaData);
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status_t processGpsSettings(const CameraMetadata &settings, ExifMetaData& metaData);
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status_t processAwbSettings(const CameraMetadata &settings, ExifMetaData& metaData);
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status_t processScalerCropSettings(const CameraMetadata &settings, ExifMetaData& metaData);
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status_t processEvCompensationSettings(const CameraMetadata &settings, ExifMetaData& metaData);
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int32_t getJpegBufferSize(void);
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private: /* Members */
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EXIFMaker* mExifMaker;
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int mCameraId;
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};
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} NAMESPACE_DECLARATION_END
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#endif // _CAMERA3_HAL_JPEG_MAKER_CORE_H_
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