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LibGfx/JBIG2: Decode the file header

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Running `image` with `#define JBIG2_DEBUG 1` now prints number of pages.
This commit is contained in:
Nico Weber 2024-03-03 20:05:21 -05:00 • committed by Andreas Kling
parent 58838db445
commit 5cefcad2fe
2 changed files with 95 additions and 4 deletions
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9
Userland/Libraries/LibGfx/ImageFormats/JBIG2Loader.h
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@ -20,6 +20,15 @@ public:
static ErrorOr<NonnullOwnPtr<ImageDecoderPlugin>> create(ReadonlyBytes);
virtual ~JBIG2ImageDecoderPlugin() override = default;
virtual IntSize size() override;
virtual ErrorOr<ImageFrameDescriptor> frame(size_t index, Optional<IntSize> ideal_size = {}) override;
private:
JBIG2ImageDecoderPlugin(ReadonlyBytes);
OwnPtr<JBIG2LoadingContext> m_context;
};
}