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LibGfx: Implement serialization of S15Fixed16ArrayTagData
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1 changed files with 16 additions and 0 deletions
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@ -60,6 +60,20 @@ static ErrorOr<ByteBuffer> encode_multi_localized_unicode(MultiLocalizedUnicodeT
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return bytes;
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}
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static ErrorOr<ByteBuffer> encode_s15_fixed_array(S15Fixed16ArrayTagData const& tag_data)
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{
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// ICC v4, 10.22 s15Fixed16ArrayType
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auto bytes = TRY(ByteBuffer::create_uninitialized(2 * sizeof(u32) + tag_data.values().size() * sizeof(s15Fixed16Number)));
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*bit_cast<BigEndian<u32>*>(bytes.data()) = (u32)S15Fixed16ArrayTagData::Type;
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*bit_cast<BigEndian<u32>*>(bytes.data() + 4) = 0;
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auto* values = bit_cast<BigEndian<s15Fixed16Number>*>(bytes.data() + 8);
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for (size_t i = 0; i < tag_data.values().size(); ++i)
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values[i] = tag_data.values()[i].raw();
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return bytes;
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}
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static ErrorOr<ByteBuffer> encode_xyz(XYZTagData const& tag_data)
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{
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// ICC v4, 10.31 XYZType
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@ -79,6 +93,8 @@ static ErrorOr<ByteBuffer> encode_tag_data(TagData const& tag_data)
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switch (tag_data.type()) {
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case MultiLocalizedUnicodeTagData::Type:
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return encode_multi_localized_unicode(static_cast<MultiLocalizedUnicodeTagData const&>(tag_data));
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case S15Fixed16ArrayTagData::Type:
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return encode_s15_fixed_array(static_cast<S15Fixed16ArrayTagData const&>(tag_data));
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case XYZTagData::Type:
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return encode_xyz(static_cast<XYZTagData const&>(tag_data));
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}
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