48 lines
1.3 KiB
C++
48 lines
1.3 KiB
C++
/*
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* Copyright (C) 2021 The Android Open Source Project
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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 IMAGE_HDRDECODER_H_
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#define IMAGE_HDRDECODER_H_
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#include <imageio/ImageDecoder.h>
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namespace image {
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class HDRDecoder : public ImageDecoder::Decoder {
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public:
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static HDRDecoder* create(std::istream& stream);
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static bool checkSignature(char const* buf);
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HDRDecoder(const HDRDecoder&) = delete;
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HDRDecoder& operator=(const HDRDecoder&) = delete;
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private:
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explicit HDRDecoder(std::istream& stream);
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~HDRDecoder() override;
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// ImageDecoder::Decoder interface
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LinearImage decode() override;
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static const char sigRadiance[];
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static const char sigRGBE[];
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std::istream& mStream;
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std::streampos mStreamStartPos;
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};
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} // namespace image
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#endif /* IMAGE_IMAGEDECODER_H_ */
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