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/*
* Copyright (c) 2022-2023, Nico Weber <thakis@chromium.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/String.h>
#include <AK/StringView.h>
#include <LibCore/ArgsParser.h>
#include <LibCore/DateTime.h>
#include <LibCore/MappedFile.h>
#include <LibGfx/ICC/Profile.h>
#include <LibGfx/ImageDecoder.h>
template<class T>
static ErrorOr<String> hyperlink(URL const& target, T const& label)
{
return String::formatted("\033]8;;{}\033\\{}\033]8;;\033\\", target, label);
}
template<class T>
static void out_optional(char const* label, Optional<T> const& optional)
{
out("{}: ", label);
if (optional.has_value())
outln("{}", *optional);
else
outln("(not set)");
}
ErrorOr<int> serenity_main(Main::Arguments arguments)
{
Core::ArgsParser args_parser;
static StringView path;
args_parser.add_positional_argument(path, "Path to ICC profile or to image containing ICC profile", "FILE");
args_parser.parse(arguments);
auto file = TRY(Core::MappedFile::map(path));
ReadonlyBytes icc_bytes;
auto decoder = Gfx::ImageDecoder::try_create_for_raw_bytes(file->bytes());
if (decoder) {
if (auto embedded_icc_bytes = TRY(decoder->icc_data()); embedded_icc_bytes.has_value()) {
icc_bytes = *embedded_icc_bytes;
} else {
outln("image contains no embedded ICC profile");
return 1;
}
} else {
icc_bytes = file->bytes();
}
auto profile = TRY(Gfx::ICC::Profile::try_load_from_externally_owned_memory(icc_bytes));
out_optional(" preferred CMM type", profile->preferred_cmm_type());
outln(" version: {}", profile->version());
outln(" device class: {}", Gfx::ICC::device_class_name(profile->device_class()));
outln(" data color space: {}", Gfx::ICC::data_color_space_name(profile->data_color_space()));
outln(" connection space: {}", Gfx::ICC::profile_connection_space_name(profile->connection_space()));
outln("creation date and time: {}", Core::DateTime::from_timestamp(profile->creation_timestamp()));
out_optional(" primary platform", profile->primary_platform().map([](auto platform) { return primary_platform_name(platform); }));
auto flags = profile->flags();
outln(" flags: 0x{:08x}", flags.bits());
outln(" - {}embedded in file", flags.is_embedded_in_file() ? "" : "not ");
outln(" - can{} be used independently of embedded color data", flags.can_be_used_independently_of_embedded_color_data() ? "" : "not");
if (auto unknown_icc_bits = flags.icc_bits() & ~Gfx::ICC::Flags::KnownBitsMask)
outln(" other unknown ICC bits: 0x{:04x}", unknown_icc_bits);
if (auto color_management_module_bits = flags.color_management_module_bits())
outln(" CMM bits: 0x{:04x}", color_management_module_bits);
out_optional(" device manufacturer", TRY(profile->device_manufacturer().map([](auto device_manufacturer) {
return hyperlink(device_manufacturer_url(device_manufacturer), device_manufacturer);
})));
out_optional(" device model", TRY(profile->device_model().map([](auto device_model) {
return hyperlink(device_model_url(device_model), device_model);
})));
auto device_attributes = profile->device_attributes();
outln(" device attributes: 0x{:016x}", device_attributes.bits());
outln(" media is:");
outln(" - {}",
device_attributes.media_reflectivity() == Gfx::ICC::DeviceAttributes::MediaReflectivity::Reflective ? "reflective" : "transparent");
outln(" - {}",
device_attributes.media_glossiness() == Gfx::ICC::DeviceAttributes::MediaGlossiness::Glossy ? "glossy" : "matte");
outln(" - {}",
device_attributes.media_polarity() == Gfx::ICC::DeviceAttributes::MediaPolarity::Positive ? "of positive polarity" : "of negative polarity");
outln(" - {}",
device_attributes.media_color() == Gfx::ICC::DeviceAttributes::MediaColor::Colored ? "colored" : "black and white");
VERIFY((flags.icc_bits() & ~Gfx::ICC::DeviceAttributes::KnownBitsMask) == 0);
if (auto vendor_bits = device_attributes.vendor_bits())
outln(" vendor bits: 0x{:08x}", vendor_bits);
outln(" rendering intent: {}", Gfx::ICC::rendering_intent_name(profile->rendering_intent()));
outln(" pcs illuminant: {}", profile->pcs_illuminant());
out_optional(" creator", profile->creator());
out_optional(" id", profile->id());
size_t profile_disk_size = icc_bytes.size();
if (profile_disk_size != profile->on_disk_size()) {
VERIFY(profile_disk_size > profile->on_disk_size());
outln("{} trailing bytes after profile data", profile_disk_size - profile->on_disk_size());
}
outln("");
outln("tags:");
HashMap<Gfx::ICC::TagData*, Gfx::ICC::TagSignature> tag_data_to_first_signature;
profile->for_each_tag([&tag_data_to_first_signature](auto tag_signature, auto tag_data) {
if (auto name = tag_signature_spec_name(tag_signature); name.has_value())
out("{} ({}): ", *name, tag_signature);
else
out("Unknown tag ({}): ", tag_signature);
outln("type {}, offset {}, size {}", tag_data->type(), tag_data->offset(), tag_data->size());
// Print tag data only the first time it's seen.
// (Different sigatures can refer to the same data.)
auto it = tag_data_to_first_signature.find(tag_data);
if (it != tag_data_to_first_signature.end()) {
outln(" (see {} above)", it->value);
return;
}
tag_data_to_first_signature.set(tag_data, tag_signature);
if (tag_data->type() == Gfx::ICC::CurveTagData::Type) {
auto& curve = static_cast<Gfx::ICC::CurveTagData&>(*tag_data);
if (curve.values().is_empty()) {
outln(" identity curve");
} else if (curve.values().size() == 1) {
outln(" gamma: {}", FixedPoint<8, u16>::create_raw(curve.values()[0]));
} else {
// FIXME: Maybe print the actual points if -v is passed?
outln(" curve with {} points", curve.values().size());
}
} else if (tag_data->type() == Gfx::ICC::MultiLocalizedUnicodeTagData::Type) {
auto& multi_localized_unicode = static_cast<Gfx::ICC::MultiLocalizedUnicodeTagData&>(*tag_data);
for (auto& record : multi_localized_unicode.records()) {
outln(" {:c}{:c}/{:c}{:c}: \"{}\"",
record.iso_639_1_language_code >> 8, record.iso_639_1_language_code & 0xff,
record.iso_3166_1_country_code >> 8, record.iso_3166_1_country_code & 0xff,
record.text);
}
} else if (tag_data->type() == Gfx::ICC::ParametricCurveTagData::Type) {
auto& parametric_curve = static_cast<Gfx::ICC::ParametricCurveTagData&>(*tag_data);
switch (parametric_curve.function_type()) {
case Gfx::ICC::ParametricCurveTagData::FunctionType::Type0:
outln(" Y = X**{}", parametric_curve.g());
break;
case Gfx::ICC::ParametricCurveTagData::FunctionType::Type1:
outln(" Y = ({}*X + {})**{} if X >= -{}/{}",
parametric_curve.a(), parametric_curve.b(), parametric_curve.g(), parametric_curve.b(), parametric_curve.a());
outln(" Y = 0 else");
break;
case Gfx::ICC::ParametricCurveTagData::FunctionType::Type2:
outln(" Y = ({}*X + {})**{} + {} if X >= -{}/{}",
parametric_curve.a(), parametric_curve.b(), parametric_curve.g(), parametric_curve.c(), parametric_curve.b(), parametric_curve.a());
outln(" Y = {} else", parametric_curve.c());
break;
case Gfx::ICC::ParametricCurveTagData::FunctionType::Type3:
outln(" Y = ({}*X + {})**{} if X >= {}",
parametric_curve.a(), parametric_curve.b(), parametric_curve.g(), parametric_curve.d());
outln(" Y = {}*X else", parametric_curve.c());
break;
case Gfx::ICC::ParametricCurveTagData::FunctionType::Type4:
outln(" Y = ({}*X + {})**{} + {} if X >= {}",
parametric_curve.a(), parametric_curve.b(), parametric_curve.g(), parametric_curve.e(), parametric_curve.d());
outln(" Y = {}*X + {} else", parametric_curve.c(), parametric_curve.f());
break;
}
} else if (tag_data->type() == Gfx::ICC::S15Fixed16ArrayTagData::Type) {
// This tag can contain arbitrarily many fixed-point numbers, but in practice it's
// exclusively used for the 'chad' tag, where it always contains 9 values that
// represent a 3x3 matrix. So print the values in groups of 3.
auto& fixed_array = static_cast<Gfx::ICC::S15Fixed16ArrayTagData&>(*tag_data);
out(" [");
int i = 0;
for (auto value : fixed_array.values()) {
if (i > 0) {
out(",");
if (i % 3 == 0) {
outln();
out(" ");
}
}
out(" {}", value);
i++;
}
outln(" ]");
} else if (tag_data->type() == Gfx::ICC::TextDescriptionTagData::Type) {
auto& text_description = static_cast<Gfx::ICC::TextDescriptionTagData&>(*tag_data);
outln(" ascii: \"{}\"", text_description.ascii_description());
out_optional(" unicode", MUST(text_description.unicode_description().map([](auto description) { return String::formatted("\"{}\"", description); })));
outln(" unicode language code: 0x{}", text_description.unicode_language_code());
out_optional(" macintosh", MUST(text_description.macintosh_description().map([](auto description) { return String::formatted("\"{}\"", description); })));
} else if (tag_data->type() == Gfx::ICC::TextTagData::Type) {
outln(" text: \"{}\"", static_cast<Gfx::ICC::TextTagData&>(*tag_data).text());
} else if (tag_data->type() == Gfx::ICC::XYZTagData::Type) {
for (auto& xyz : static_cast<Gfx::ICC::XYZTagData&>(*tag_data).xyzs())
outln(" {}", xyz);
}
});
return 0;
}
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