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Custom zip parsing (#140)

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## Summary

* Use custom zip central directory parsing to lower memory usage when
loading zipped epub content
This commit is contained in:
Dave Allie
2025-12-29 20:17:29 +10:00
committed by GitHub
parent d7f4bd54f5
commit 071ccb9d1b
7 changed files with 358 additions and 107 deletions
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lib/Epub/Epub.h
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@@ -24,7 +24,6 @@ class Epub {
bool findContentOpfFile(std::string* contentOpfFile) const;
bool parseContentOpf(BookMetadataCache::BookMetadata& bookMetadata);
bool parseTocNcxFile() const;
static bool getItemSize(const ZipFile& zip, const std::string& itemHref, size_t* size);
public:
explicit Epub(std::string filepath, const std::string& cacheDir) : filepath(std::move(filepath)) {
@@ -54,5 +53,5 @@ class Epub {
size_t getCumulativeSpineItemSize(int spineIndex) const;
size_t getBookSize() const;
uint8_t calculateProgress(const int currentSpineIndex, const float currentSpineRead) const;
uint8_t calculateProgress(int currentSpineIndex, float currentSpineRead) const;
};