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667 lines
24 KiB
C++
667 lines
24 KiB
C++
/*
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* Copyright (c) 2022, Nico Weber <thakis@chromium.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/Error.h>
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#include <AK/FixedPoint.h>
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#include <AK/Format.h>
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#include <AK/HashMap.h>
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#include <AK/NonnullRefPtr.h>
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#include <AK/RefCounted.h>
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#include <AK/Span.h>
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#include <AK/String.h>
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#include <AK/URL.h>
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#include <LibCrypto/Hash/MD5.h>
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namespace Gfx::ICC {
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// The ICC spec uses FourCCs for many different things.
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// This is used to give FourCCs for different roles distinct types, so that they can only be compared to the correct constants.
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// (FourCCs that have only a small and fixed set of values should use an enum class instead, see e.g. DeviceClass and ColorSpace below.)
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enum class FourCCType {
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PreferredCMMType,
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DeviceManufacturer,
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DeviceModel,
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Creator,
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TagSignature,
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TagTypeSignature,
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};
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template<FourCCType type>
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struct [[gnu::packed]] DistinctFourCC {
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constexpr explicit DistinctFourCC(u32 value)
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: value(value)
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{
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}
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constexpr operator u32() const { return value; }
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char c0() const { return value >> 24; }
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char c1() const { return (value >> 16) & 0xff; }
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char c2() const { return (value >> 8) & 0xff; }
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char c3() const { return value & 0xff; }
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bool operator==(DistinctFourCC b) const { return value == b.value; }
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u32 value { 0 };
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};
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using PreferredCMMType = DistinctFourCC<FourCCType::PreferredCMMType>; // ICC v4, "7.2.3 Preferred CMM type field"
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using DeviceManufacturer = DistinctFourCC<FourCCType::DeviceManufacturer>; // ICC v4, "7.2.12 Device manufacturer field"
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using DeviceModel = DistinctFourCC<FourCCType::DeviceModel>; // ICC v4, "7.2.13 Device model field"
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using Creator = DistinctFourCC<FourCCType::Creator>; // ICC v4, "7.2.17 Profile creator field"
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using TagSignature = DistinctFourCC<FourCCType::TagSignature>; // ICC v4, "9.2 Tag listing"
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using TagTypeSignature = DistinctFourCC<FourCCType::TagTypeSignature>; // ICC v4, "10 Tag type definitions"
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URL device_manufacturer_url(DeviceManufacturer);
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URL device_model_url(DeviceModel);
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// ICC v4, 9.2 Tag listing
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// FIXME: Add v2-only tags too.
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#define ENUMERATE_TAG_SIGNATURES(TAG) \
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TAG(AToB0Tag, 0x41324230 /* 'A2B0' */) \
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TAG(AToB1Tag, 0x41324231 /* 'A2B1' */) \
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TAG(AToB2Tag, 0x41324232 /* 'A2B2' */) \
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TAG(blueMatrixColumnTag, 0x6258595A /* 'bXYZ' */) \
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TAG(blueTRCTag, 0x62545243 /* 'bTRC' */) \
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TAG(BToA0Tag, 0x42324130 /* 'B2A0' */) \
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TAG(BToA1Tag, 0x42324131 /* 'B2A1' */) \
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TAG(BToA2Tag, 0x42324132 /* 'B2A2' */) \
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TAG(BToD0Tag, 0x42324430 /* 'B2D0' */) \
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TAG(BToD1Tag, 0x42324431 /* 'B2D1' */) \
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TAG(BToD2Tag, 0x42324432 /* 'B2D2' */) \
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TAG(BToD3Tag, 0x42324433 /* 'B2D3' */) \
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TAG(calibrationDateTimeTag, 0x63616C74 /* 'calt' */) \
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TAG(charTargetTag, 0x74617267 /* 'targ' */) \
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TAG(chromaticAdaptationTag, 0x63686164 /* 'chad' */) \
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TAG(chromaticityTag, 0x6368726D /* 'chrm' */) \
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TAG(cicpTag, 0x63696370 /* 'cicp' */) \
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TAG(colorantOrderTag, 0x636C726F /* 'clro' */) \
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TAG(colorantTableTag, 0x636C7274 /* 'clrt' */) \
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TAG(colorantTableOutTag, 0x636C6F74 /* 'clot' */) \
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TAG(colorimetricIntentImageStateTag, 0x63696973 /* 'ciis' */) \
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TAG(copyrightTag, 0x63707274 /* 'cprt' */) \
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TAG(deviceMfgDescTag, 0x646D6E64 /* 'dmnd' */) \
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TAG(deviceModelDescTag, 0x646D6464 /* 'dmdd' */) \
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TAG(DToB0Tag, 0x44324230 /* 'D2B0' */) \
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TAG(DToB1Tag, 0x44324231 /* 'D2B1' */) \
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TAG(DToB2Tag, 0x44324232 /* 'D2B2' */) \
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TAG(DToB3Tag, 0x44324233 /* 'D2B3' */) \
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TAG(gamutTag, 0x67616D74 /* 'gamt' */) \
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TAG(grayTRCTag, 0x6B545243 /* 'kTRC' */) \
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TAG(greenMatrixColumnTag, 0x6758595A /* 'gXYZ' */) \
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TAG(greenTRCTag, 0x67545243 /* 'gTRC' */) \
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TAG(luminanceTag, 0x6C756D69 /* 'lumi' */) \
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TAG(measurementTag, 0x6D656173 /* 'meas' */) \
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TAG(metadataTag, 0x6D657461 /* 'meta' */) \
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TAG(mediaWhitePointTag, 0x77747074 /* 'wtpt' */) \
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TAG(namedColor2Tag, 0x6E636C32 /* 'ncl2' */) \
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TAG(outputResponseTag, 0x72657370 /* 'resp' */) \
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TAG(perceptualRenderingIntentGamutTag, 0x72696730 /* 'rig0' */) \
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TAG(preview0Tag, 0x70726530 /* 'pre0' */) \
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TAG(preview1Tag, 0x70726531 /* 'pre1' */) \
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TAG(preview2Tag, 0x70726532 /* 'pre2' */) \
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TAG(profileDescriptionTag, 0x64657363 /* 'desc' */) \
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TAG(profileSequenceDescTag, 0x70736571 /* 'pseq' */) \
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TAG(profileSequenceIdentifierTag, 0x70736964 /* 'psid' */) \
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TAG(redMatrixColumnTag, 0x7258595A /* 'rXYZ' */) \
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TAG(redTRCTag, 0x72545243 /* 'rTRC' */) \
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TAG(saturationRenderingIntentGamutTag, 0x72696732 /* 'rig2' */) \
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TAG(technologyTag, 0x74656368 /* 'tech' */) \
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TAG(viewingCondDescTag, 0x76756564 /* 'vued' */) \
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TAG(viewingConditionsTag, 0x76696577 /* 'view' */)
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#define TAG(name, id) constexpr inline TagSignature name { id };
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ENUMERATE_TAG_SIGNATURES(TAG)
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#undef TAG
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Optional<StringView> tag_signature_spec_name(TagSignature);
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// ICC v4, 7.2.4 Profile version field
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class Version {
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public:
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Version() = default;
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Version(u8 major, u8 minor_and_bugfix)
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: m_major_version(major)
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, m_minor_and_bugfix_version(minor_and_bugfix)
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{
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}
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u8 major_version() const { return m_major_version; }
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u8 minor_version() const { return m_minor_and_bugfix_version >> 4; }
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u8 bugfix_version() const { return m_minor_and_bugfix_version & 0xf; }
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private:
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u8 m_major_version = 0;
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u8 m_minor_and_bugfix_version = 0;
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};
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// ICC v4, 7.2.5 Profile/device class field
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enum class DeviceClass : u32 {
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InputDevice = 0x73636E72, // 'scnr'
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DisplayDevice = 0x6D6E7472, // 'mntr'
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OutputDevice = 0x70727472, // 'prtr'
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DeviceLink = 0x6C696E6B, // 'link'
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ColorSpace = 0x73706163, // 'spac'
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Abstract = 0x61627374, // 'abst'
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NamedColor = 0x6E6D636C, // 'nmcl'
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};
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StringView device_class_name(DeviceClass);
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// ICC v4, 7.2.6 Data colour space field, Table 19 — Data colour space signatures
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enum class ColorSpace : u32 {
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nCIEXYZ = 0x58595A20, // 'XYZ ', used in data color spaces.
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PCSXYZ = nCIEXYZ, // Used in profile connection space instead.
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CIELAB = 0x4C616220, // 'Lab ', used in data color spaces.
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PCSLAB = CIELAB, // Used in profile connection space instead.
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CIELUV = 0x4C757620, // 'Luv '
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YCbCr = 0x59436272, // 'YCbr'
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CIEYxy = 0x59787920, // 'Yxy '
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RGB = 0x52474220, // 'RGB '
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Gray = 0x47524159, // 'GRAY'
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HSV = 0x48535620, // 'HSV '
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HLS = 0x484C5320, // 'HLS '
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CMYK = 0x434D594B, // 'CMYK'
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CMY = 0x434D5920, // 'CMY '
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TwoColor = 0x32434C52, // '2CLR'
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ThreeColor = 0x33434C52, // '3CLR'
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FourColor = 0x34434C52, // '4CLR'
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FiveColor = 0x35434C52, // '5CLR'
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SixColor = 0x36434C52, // '6CLR'
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SevenColor = 0x37434C52, // '7CLR'
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EightColor = 0x38434C52, // '8CLR'
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NineColor = 0x39434C52, // '9CLR'
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TenColor = 0x41434C52, // 'ACLR'
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ElevenColor = 0x42434C52, // 'BCLR'
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TwelveColor = 0x43434C52, // 'CCLR'
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ThirteenColor = 0x44434C52, // 'DCLR'
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FourteenColor = 0x45434C52, // 'ECLR'
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FifteenColor = 0x46434C52, // 'FCLR'
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};
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StringView data_color_space_name(ColorSpace);
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StringView profile_connection_space_name(ColorSpace);
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// ICC v4, 7.2.10 Primary platform field, Table 20 — Primary platforms
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enum class PrimaryPlatform : u32 {
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Apple = 0x4150504C, // 'APPL'
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Microsoft = 0x4D534654, // 'MSFT'
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SiliconGraphics = 0x53474920, // 'SGI '
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Sun = 0x53554E57, // 'SUNW'
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};
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StringView primary_platform_name(PrimaryPlatform);
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// ICC v4, 7.2.15 Rendering intent field
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enum class RenderingIntent {
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Perceptual,
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MediaRelativeColorimetric,
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Saturation,
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ICCAbsoluteColorimetric,
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};
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StringView rendering_intent_name(RenderingIntent);
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// ICC v4, 7.2.11 Profile flags field
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class Flags {
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public:
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Flags();
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// "The profile flags field contains flags."
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Flags(u32);
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u32 bits() const { return m_bits; }
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// "These can indicate various hints for the CMM such as distributed processing and caching options."
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// "The least-significant 16 bits are reserved for the ICC."
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u16 color_management_module_bits() const { return bits() >> 16; }
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u16 icc_bits() const { return bits() & 0xffff; }
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// "Bit position 0: Embedded profile (0 if not embedded, 1 if embedded in file)"
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bool is_embedded_in_file() const { return (icc_bits() & 1) != 0; }
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// "Bit position 1: Profile cannot be used independently of the embedded colour data (set to 1 if true, 0 if false)"
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// Double negation isn't unconfusing, so this function uses the inverted, positive sense.
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bool can_be_used_independently_of_embedded_color_data() const { return (icc_bits() & 2) == 0; }
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static constexpr u32 KnownBitsMask = 3;
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private:
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u32 m_bits = 0;
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};
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// ICC v4, 7.2.14 Device attributes field
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class DeviceAttributes {
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public:
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DeviceAttributes();
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// "The device attributes field shall contain flags used to identify attributes
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// unique to the particular device setup for which the profile is applicable."
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DeviceAttributes(u64);
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u64 bits() const { return m_bits; }
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// "The least-significant 32 bits of this 64-bit value are defined by the ICC. "
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u32 icc_bits() const { return bits() & 0xffff'ffff; }
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// "Notice that bits 0, 1, 2, and 3 describe the media, not the device."
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// "0": "Reflective (0) or transparency (1)"
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enum class MediaReflectivity {
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Reflective,
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Transparent,
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};
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MediaReflectivity media_reflectivity() const { return MediaReflectivity(icc_bits() & 1); }
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// "1": "Glossy (0) or matte (1)"
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enum class MediaGlossiness {
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Glossy,
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Matte,
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};
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MediaGlossiness media_glossiness() const { return MediaGlossiness((icc_bits() >> 1) & 1); }
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// "2": "Media polarity, positive (0) or negative (1)"
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enum class MediaPolarity {
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Positive,
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Negative,
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};
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MediaPolarity media_polarity() const { return MediaPolarity((icc_bits() >> 2) & 1); }
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// "3": "Colour media (0), black & white media (1)"
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enum class MediaColor {
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Colored,
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BlackAndWhite,
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};
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MediaColor media_color() const { return MediaColor((icc_bits() >> 3) & 1); }
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// "4 to 31": Reserved (set to binary zero)"
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// "32 to 63": "Use not defined by ICC (vendor specific"
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u32 vendor_bits() const { return bits() >> 32; }
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static constexpr u64 KnownBitsMask = 0xf;
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private:
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u64 m_bits = 0;
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};
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using S15Fixed16 = FixedPoint<16, i32>;
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struct XYZ {
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double x { 0 };
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double y { 0 };
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double z { 0 };
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};
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class TagData : public RefCounted<TagData> {
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public:
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u32 offset() const { return m_offset; }
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u32 size() const { return m_size; }
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TagTypeSignature type() const { return m_type; }
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protected:
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TagData(u32 offset, u32 size, TagTypeSignature type)
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: m_offset(offset)
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, m_size(size)
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, m_type(type)
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{
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}
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private:
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u32 m_offset;
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u32 m_size;
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TagTypeSignature m_type;
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};
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class UnknownTagData : public TagData {
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public:
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UnknownTagData(u32 offset, u32 size, TagTypeSignature type)
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: TagData(offset, size, type)
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{
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}
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};
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// ICC v4, 10.6 curveType
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class CurveTagData : public TagData {
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public:
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static constexpr TagTypeSignature Type { 0x63757276 }; // 'curv'
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static ErrorOr<NonnullRefPtr<CurveTagData>> from_bytes(ReadonlyBytes, u32 offset, u32 size);
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CurveTagData(u32 offset, u32 size, Vector<u16> values)
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: TagData(offset, size, Type)
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, m_values(move(values))
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{
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}
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// "The curveType embodies a one-dimensional function which maps an input value in the domain of the function
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// to an output value in the range of the function. The domain and range values are in the range of 0,0 to 1,0.
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// - When n is equal to 0, an identity response is assumed.
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// - When n is equal to 1, then the curve value shall be interpreted as a gamma value, encoded as a
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// u8Fixed8Number. Gamma shall be interpreted as the exponent in the equation y = pow(x,γ) and not as an inverse.
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// - When n is greater than 1, the curve values (which embody a sampled one-dimensional function) shall be
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// defined as follows:
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// - The first entry represents the input value 0,0, the last entry represents the input value 1,0, and intermediate
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// entries are uniformly spaced using an increment of 1,0/(n-1). These entries are encoded as uInt16Numbers
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// (i.e. the values represented by the entries, which are in the range 0,0 to 1,0 are encoded in the range 0 to
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// 65 535). Function values between the entries shall be obtained through linear interpolation."
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Vector<u16> const& values() const { return m_values; }
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private:
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Vector<u16> m_values;
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};
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// ICC v4, 10.15 multiLocalizedUnicodeType
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class MultiLocalizedUnicodeTagData : public TagData {
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public:
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static constexpr TagTypeSignature Type { 0x6D6C7563 }; // 'mluc'
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static ErrorOr<NonnullRefPtr<MultiLocalizedUnicodeTagData>> from_bytes(ReadonlyBytes, u32 offset, u32 size);
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struct Record {
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u16 iso_639_1_language_code;
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u16 iso_3166_1_country_code;
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String text;
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};
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MultiLocalizedUnicodeTagData(u32 offset, u32 size, Vector<Record> records)
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: TagData(offset, size, Type)
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, m_records(move(records))
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{
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}
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Vector<Record> const& records() const { return m_records; }
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private:
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Vector<Record> m_records;
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};
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// ICC v4, 10.18 parametricCurveType
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class ParametricCurveTagData : public TagData {
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public:
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// Table 68 — parametricCurveType function type encoding
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enum class FunctionType {
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// Y = X**g
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Type0,
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// Y = (a*X + b)**g if X >= -b/a
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// = 0 else
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Type1,
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CIE_122_1966 = Type1,
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// Y = (a*X + b)**g + c if X >= -b/a
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// = c else
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Type2,
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IEC_61966_1 = Type2,
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// Y = (a*X + b)**g if X >= d
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// = c*X else
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Type3,
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IEC_61966_2_1 = Type3,
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sRGB = Type3,
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// Y = (a*X + b)**g + e if X >= d
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// = c*X + f else
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Type4,
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};
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// "The domain and range of each function shall be [0,0 1,0]. Any function value outside the range shall be clipped
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// to the range of the function."
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// "NOTE 1 The parameters selected for a parametric curve can result in complex or undefined values for the input range
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// used. This can occur, for example, if d < -b/a. In such cases the behaviour of the curve is undefined."
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static constexpr TagTypeSignature Type { 0x70617261 }; // 'para'
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static ErrorOr<NonnullRefPtr<ParametricCurveTagData>> from_bytes(ReadonlyBytes, u32 offset, u32 size);
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ParametricCurveTagData(u32 offset, u32 size, FunctionType function_type, Array<S15Fixed16, 7> parameters)
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: TagData(offset, size, Type)
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, m_function_type(function_type)
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, m_parameters(move(parameters))
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{
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}
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FunctionType function_type() const { return m_function_type; }
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static unsigned parameter_count(FunctionType);
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S15Fixed16 g() const { return m_parameters[0]; }
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S15Fixed16 a() const
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{
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VERIFY(function_type() >= FunctionType::Type1);
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return m_parameters[1];
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}
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S15Fixed16 b() const
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{
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VERIFY(function_type() >= FunctionType::Type1);
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return m_parameters[2];
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}
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S15Fixed16 c() const
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{
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VERIFY(function_type() >= FunctionType::Type2);
|
||
return m_parameters[3];
|
||
}
|
||
S15Fixed16 d() const
|
||
{
|
||
VERIFY(function_type() >= FunctionType::Type3);
|
||
return m_parameters[4];
|
||
}
|
||
S15Fixed16 e() const
|
||
{
|
||
VERIFY(function_type() >= FunctionType::Type4);
|
||
return m_parameters[5];
|
||
}
|
||
S15Fixed16 f() const
|
||
{
|
||
VERIFY(function_type() >= FunctionType::Type4);
|
||
return m_parameters[6];
|
||
}
|
||
|
||
private:
|
||
FunctionType m_function_type;
|
||
|
||
// Contains, in this order, g a b c d e f.
|
||
// Not all FunctionTypes use all parameters.
|
||
Array<S15Fixed16, 7> m_parameters;
|
||
};
|
||
|
||
// ICC v4, 10.22 s15Fixed16ArrayType
|
||
class S15Fixed16ArrayTagData : public TagData {
|
||
public:
|
||
static constexpr TagTypeSignature Type { 0x73663332 }; // 'sf32'
|
||
|
||
static ErrorOr<NonnullRefPtr<S15Fixed16ArrayTagData>> from_bytes(ReadonlyBytes, u32 offset, u32 size);
|
||
|
||
S15Fixed16ArrayTagData(u32 offset, u32 size, Vector<S15Fixed16, 9> values)
|
||
: TagData(offset, size, Type)
|
||
, m_values(move(values))
|
||
{
|
||
}
|
||
|
||
Vector<S15Fixed16, 9> const& values() const { return m_values; }
|
||
|
||
private:
|
||
Vector<S15Fixed16, 9> m_values;
|
||
};
|
||
|
||
// ICC v2, 6.5.17 textDescriptionType
|
||
class TextDescriptionTagData : public TagData {
|
||
public:
|
||
static constexpr TagTypeSignature Type { 0x64657363 }; // 'desc'
|
||
|
||
static ErrorOr<NonnullRefPtr<TextDescriptionTagData>> from_bytes(ReadonlyBytes, u32 offset, u32 size);
|
||
|
||
TextDescriptionTagData(u32 offset, u32 size, String ascii_description, u32 unicode_language_code, Optional<String> unicode_description, Optional<String> macintosh_description)
|
||
: TagData(offset, size, Type)
|
||
, m_ascii_description(move(ascii_description))
|
||
, m_unicode_language_code(unicode_language_code)
|
||
, m_unicode_description(move(unicode_description))
|
||
, m_macintosh_description(move(macintosh_description))
|
||
{
|
||
}
|
||
|
||
// Guaranteed to be 7-bit ASCII.
|
||
String const& ascii_description() const { return m_ascii_description; }
|
||
|
||
u32 unicode_language_code() const { return m_unicode_language_code; }
|
||
Optional<String> const& unicode_description() const { return m_unicode_description; }
|
||
|
||
Optional<String> const& macintosh_description() const { return m_macintosh_description; }
|
||
|
||
private:
|
||
String m_ascii_description;
|
||
|
||
u32 m_unicode_language_code { 0 };
|
||
Optional<String> m_unicode_description;
|
||
|
||
Optional<String> m_macintosh_description;
|
||
};
|
||
|
||
// ICC v4, 10.24 textType
|
||
class TextTagData : public TagData {
|
||
public:
|
||
static constexpr TagTypeSignature Type { 0x74657874 }; // 'text'
|
||
|
||
static ErrorOr<NonnullRefPtr<TextTagData>> from_bytes(ReadonlyBytes, u32 offset, u32 size);
|
||
|
||
TextTagData(u32 offset, u32 size, String text)
|
||
: TagData(offset, size, Type)
|
||
, m_text(move(text))
|
||
{
|
||
}
|
||
|
||
// Guaranteed to be 7-bit ASCII.
|
||
String const& text() const { return m_text; }
|
||
|
||
private:
|
||
String m_text;
|
||
};
|
||
|
||
// ICC v4, 10.31 XYZType
|
||
class XYZTagData : public TagData {
|
||
public:
|
||
static constexpr TagTypeSignature Type { 0x58595A20 }; // 'XYZ '
|
||
|
||
static ErrorOr<NonnullRefPtr<XYZTagData>> from_bytes(ReadonlyBytes, u32 offset, u32 size);
|
||
|
||
XYZTagData(u32 offset, u32 size, Vector<XYZ, 1> xyzs)
|
||
: TagData(offset, size, Type)
|
||
, m_xyzs(move(xyzs))
|
||
{
|
||
}
|
||
|
||
Vector<XYZ, 1> const& xyzs() const { return m_xyzs; }
|
||
|
||
private:
|
||
Vector<XYZ, 1> m_xyzs;
|
||
};
|
||
|
||
class Profile : public RefCounted<Profile> {
|
||
public:
|
||
static ErrorOr<NonnullRefPtr<Profile>> try_load_from_externally_owned_memory(ReadonlyBytes);
|
||
|
||
Optional<PreferredCMMType> preferred_cmm_type() const { return m_preferred_cmm_type; }
|
||
Version version() const { return m_version; }
|
||
DeviceClass device_class() const { return m_device_class; }
|
||
ColorSpace data_color_space() const { return m_data_color_space; }
|
||
|
||
// For non-DeviceLink profiles, always PCSXYZ or PCSLAB.
|
||
ColorSpace connection_space() const { return m_connection_space; }
|
||
|
||
u32 on_disk_size() const { return m_on_disk_size; }
|
||
time_t creation_timestamp() const { return m_creation_timestamp; }
|
||
PrimaryPlatform primary_platform() const { return m_primary_platform; }
|
||
Flags flags() const { return m_flags; }
|
||
Optional<DeviceManufacturer> device_manufacturer() const { return m_device_manufacturer; }
|
||
Optional<DeviceModel> device_model() const { return m_device_model; }
|
||
DeviceAttributes device_attributes() const { return m_device_attributes; }
|
||
RenderingIntent rendering_intent() const { return m_rendering_intent; }
|
||
XYZ const& pcs_illuminant() const { return m_pcs_illuminant; }
|
||
Optional<Creator> creator() const { return m_creator; }
|
||
Optional<Crypto::Hash::MD5::DigestType> const& id() const { return m_id; }
|
||
|
||
static Crypto::Hash::MD5::DigestType compute_id(ReadonlyBytes);
|
||
|
||
template<typename Callback>
|
||
void for_each_tag(Callback callback) const
|
||
{
|
||
for (auto const& tag : m_tag_table)
|
||
callback(tag.key, tag.value);
|
||
}
|
||
|
||
// Only versions 2 and 4 are in use.
|
||
bool is_v2() const { return version().major_version() == 2; }
|
||
bool is_v4() const { return version().major_version() == 4; }
|
||
|
||
private:
|
||
ErrorOr<void> read_header(ReadonlyBytes);
|
||
ErrorOr<NonnullRefPtr<TagData>> read_tag(ReadonlyBytes bytes, u32 offset_to_beginning_of_tag_data_element, u32 size_of_tag_data_element);
|
||
ErrorOr<void> read_tag_table(ReadonlyBytes);
|
||
ErrorOr<void> check_required_tags();
|
||
|
||
u32 m_on_disk_size { 0 };
|
||
Optional<PreferredCMMType> m_preferred_cmm_type;
|
||
Version m_version;
|
||
DeviceClass m_device_class {};
|
||
ColorSpace m_data_color_space {};
|
||
ColorSpace m_connection_space {};
|
||
time_t m_creation_timestamp { 0 };
|
||
PrimaryPlatform m_primary_platform {};
|
||
Flags m_flags;
|
||
Optional<DeviceManufacturer> m_device_manufacturer;
|
||
Optional<DeviceModel> m_device_model;
|
||
DeviceAttributes m_device_attributes;
|
||
RenderingIntent m_rendering_intent {};
|
||
XYZ m_pcs_illuminant;
|
||
Optional<Creator> m_creator;
|
||
Optional<Crypto::Hash::MD5::DigestType> m_id;
|
||
|
||
OrderedHashMap<TagSignature, NonnullRefPtr<TagData>> m_tag_table;
|
||
};
|
||
|
||
}
|
||
|
||
namespace AK {
|
||
template<Gfx::ICC::FourCCType Type>
|
||
struct Formatter<Gfx::ICC::DistinctFourCC<Type>> : StandardFormatter {
|
||
ErrorOr<void> format(FormatBuilder& builder, Gfx::ICC::DistinctFourCC<Type> const& four_cc)
|
||
{
|
||
TRY(builder.put_padding('\'', 1));
|
||
TRY(builder.put_padding(four_cc.c0(), 1));
|
||
TRY(builder.put_padding(four_cc.c1(), 1));
|
||
TRY(builder.put_padding(four_cc.c2(), 1));
|
||
TRY(builder.put_padding(four_cc.c3(), 1));
|
||
TRY(builder.put_padding('\'', 1));
|
||
return {};
|
||
}
|
||
};
|
||
|
||
template<>
|
||
struct Formatter<Gfx::ICC::Version> : Formatter<FormatString> {
|
||
ErrorOr<void> format(FormatBuilder& builder, Gfx::ICC::Version const& version)
|
||
{
|
||
return Formatter<FormatString>::format(builder, "{}.{}.{}"sv, version.major_version(), version.minor_version(), version.bugfix_version());
|
||
}
|
||
};
|
||
|
||
template<>
|
||
struct Formatter<Gfx::ICC::XYZ> : Formatter<FormatString> {
|
||
ErrorOr<void> format(FormatBuilder& builder, Gfx::ICC::XYZ const& xyz)
|
||
{
|
||
return Formatter<FormatString>::format(builder, "X = {}, Y = {}, Z = {}"sv, xyz.x, xyz.y, xyz.z);
|
||
}
|
||
};
|
||
|
||
template<Gfx::ICC::FourCCType Type>
|
||
struct Traits<Gfx::ICC::DistinctFourCC<Type>> : public GenericTraits<Gfx::ICC::DistinctFourCC<Type>> {
|
||
static unsigned hash(Gfx::ICC::DistinctFourCC<Type> const& key)
|
||
{
|
||
return int_hash(key.value);
|
||
}
|
||
|
||
static bool equals(Gfx::ICC::DistinctFourCC<Type> const& a, Gfx::ICC::DistinctFourCC<Type> const& b)
|
||
{
|
||
return a == b;
|
||
}
|
||
};
|
||
}
|