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LibGfx/TIFF: Add support for the ICCProfile tag

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This commit is contained in:
Lucas CHOLLET 2023-11-28 21:16:43 -05:00 • committed by Andreas Kling
parent 5622e7d77c
commit 4994609af0
5 changed files with 26 additions and 0 deletions
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11
Userland/Libraries/LibGfx/ImageFormats/TIFFLoader.cpp
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@ -55,6 +55,11 @@ public:
return { *m_metadata.image_width(), *m_metadata.image_height() };
}
Metadata const& metadata() const
{
return m_metadata;
}
State state() const
{
return m_state;
@ -482,6 +487,12 @@ ErrorOr<ImageFrameDescriptor> TIFFImageDecoderPlugin::frame(size_t index, Option
return ImageFrameDescriptor { m_context->bitmap(), 0 };
}
ErrorOr<Optional<ReadonlyBytes>> TIFFImageDecoderPlugin::icc_data()
{
return m_context->metadata().icc_profile().map([](auto const& buffer) -> ReadonlyBytes { return buffer.bytes(); });
}
}
template<typename T>

2
Userland/Libraries/LibGfx/ImageFormats/TIFFLoader.h
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@ -28,6 +28,8 @@ public:
virtual ErrorOr<ImageFrameDescriptor> frame(size_t index, Optional<IntSize> ideal_size = {}) override;
virtual ErrorOr<Optional<ReadonlyBytes>> icc_data() override;
private:
TIFFImageDecoderPlugin(NonnullOwnPtr<FixedMemoryStream>);

1
Userland/Libraries/LibGfx/TIFFGenerator.py
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@ -59,6 +59,7 @@ known_tags: List[Tag] = [
Tag('278', [TIFFType.UnsignedShort, TIFFType.UnsignedLong], [1], None, "RowsPerStrip"),
Tag('279', [TIFFType.UnsignedShort, TIFFType.UnsignedLong], [], None, "StripByteCounts"),
Tag('317', [TIFFType.UnsignedShort], [1], Predictor.NoPrediction, "Predictor", Predictor),
Tag('34675', [TIFFType.Undefined], [], None, "ICCProfile"),
]
HANDLE_TAG_SIGNATURE_TEMPLATE = ("ErrorOr<void> {namespace}handle_tag(Metadata& metadata, u16 tag,"