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LibGfx+icc: Read namedColor2Type

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This is the type of namedColor2Tag, which is a required tag in
NamedColor profiles.

The implementation is pretty basic for now and only exposes the
numbers stored in the file directly (after endian conversion).
This commit is contained in:
Nico Weber 2023-02-07 09:49:03 -05:00 • committed by Linus Groh
parent 1ce34805f8
commit cbcf8471a6
4 changed files with 176 additions and 1 deletions
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20
Userland/Utilities/icc.cpp
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@ -163,6 +163,26 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
record.iso_3166_1_country_code >> 8, record.iso_3166_1_country_code & 0xff,
record.text);
}
} else if (tag_data->type() == Gfx::ICC::NamedColor2TagData::Type) {
auto& named_colors = static_cast<Gfx::ICC::NamedColor2TagData&>(*tag_data);
outln(" vendor specific flag: 0x{:08x}", named_colors.vendor_specific_flag());
outln(" common name prefix: \"{}\"", named_colors.prefix());
outln(" common name suffix: \"{}\"", named_colors.suffix());
outln(" {} colors:", named_colors.size());
for (size_t i = 0; i < min(named_colors.size(), 5u); ++i) {
const auto& pcs = named_colors.pcs_coordinates(i);
// FIXME: Display decoded values? (See ICC v4 6.3.4.2 and 10.8.)
out(" \"{}\", PCS coordinates: 0x{:04x} 0x{:04x} 0x{:04x}", MUST(named_colors.color_name(i)), pcs.xyz.x, pcs.xyz.y, pcs.xyz.z);
if (auto number_of_device_coordinates = named_colors.number_of_device_coordinates(); number_of_device_coordinates > 0) {
out(", device coordinates:");
for (size_t j = 0; j < number_of_device_coordinates; ++j)
out(" 0x{:04x}", named_colors.device_coordinates(i)[j]);
}
outln();
}
if (named_colors.size() > 5u)
outln(" ...");
} else if (tag_data->type() == Gfx::ICC::ParametricCurveTagData::Type) {
auto& parametric_curve = static_cast<Gfx::ICC::ParametricCurveTagData&>(*tag_data);
switch (parametric_curve.function_type()) {