27 lines
570 B
C++
27 lines
570 B
C++
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#pragma once
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#include <pdfengine/ocr_types.hpp>
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#include <unordered_map>
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#include <mutex>
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#include <optional>
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#include <string>
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namespace pdfengine {
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class OCRCache {
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public:
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static OCRCache& instance();
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void put(const std::string& imageHash, const OCRPage& ocrPage);
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[[nodiscard]] std::optional<OCRPage> get(const std::string& imageHash) const;
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void clear();
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[[nodiscard]] size_t size() const;
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private:
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OCRCache() = default;
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mutable std::mutex m_mutex;
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std::unordered_map<std::string, OCRPage> m_cache;
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};
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} // namespace pdfengine
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