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LibGfx+icc: Print device attribute flags

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These flags are always 0 in practice in all profiles I've seen so far,
but hey, probably nice to dump them anyways.

And hey, it's just 86 lines to print 4 bits.
This commit is contained in:
Nico Weber 2023-01-06 15:06:30 -05:00 • committed by Linus Groh
parent 915cc5d4e3
commit d223477bc6
3 changed files with 86 additions and 0 deletions
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18
Userland/Libraries/LibGfx/ICCProfile.cpp
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@ -198,6 +198,17 @@ ErrorOr<time_t> parse_creation_date_time(ICCHeader const& header)
return parse_date_time_number(header.profile_creation_time);
}
ErrorOr<DeviceAttributes> parse_device_attributes(ICCHeader const& header)
{
// ICC v4, 7.2.14 Device attributes field
// "4 to 31": "Reserved (set to binary zero)"
if (header.device_attributes & 0xffff'fff0)
return Error::from_string_literal("ICC::Profile: Device attributes reserved bits not set to 0");
return DeviceAttributes { header.device_attributes };
}
ErrorOr<void> parse_file_signature(ICCHeader const& header)
{
// ICC v4, 7.2.9 Profile file signature field
@ -383,6 +394,12 @@ Flags::Flags(u32 bits)
{
}
DeviceAttributes::DeviceAttributes() = default;
DeviceAttributes::DeviceAttributes(u64 bits)
: m_bits(bits)
{
}
ErrorOr<NonnullRefPtr<Profile>> Profile::try_load_from_externally_owned_memory(ReadonlyBytes bytes)
{
auto profile = adopt_ref(*new Profile());
@ -399,6 +416,7 @@ ErrorOr<NonnullRefPtr<Profile>> Profile::try_load_from_externally_owned_memory(R
profile->m_connection_space = TRY(parse_connection_space(header));
profile->m_creation_timestamp = TRY(parse_creation_date_time(header));
profile->m_flags = Flags { header.profile_flags };
profile->m_device_attributes = TRY(parse_device_attributes(header));
profile->m_rendering_intent = TRY(parse_rendering_intent(header));
profile->m_pcs_illuminant = TRY(parse_pcs_illuminant(header));
profile->m_id = TRY(parse_profile_id(header, bytes));