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icc: Make out_curve_tag() fallible

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Nico Weber 2023-04-11 08:58:12 -04:00 committed by Linus Groh
parent df6b47609a
commit 5d14a0081e
Notes: sideshowbarker 2024-07-16 21:37:16 +09:00 
Author: https://github.com/nico
Commit: https://github.com/SerenityOS/serenity/commit/5d14a0081e
Pull-request: https://github.com/SerenityOS/serenity/pull/18288
Reviewed-by: https://github.com/linusg
1 changed files with 13 additions and 11 deletions
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24
Userland/Utilities/icc.cpp
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@ -76,22 +76,24 @@ static void out_parametric_curve(Gfx::ICC::ParametricCurveTagData const& paramet
}
}
static void out_curve_tag(Gfx::ICC::TagData const& tag, int indent_amount)
static ErrorOr<void> out_curve_tag(Gfx::ICC::TagData const& tag, int indent_amount)
{
VERIFY(tag.type() == Gfx::ICC::CurveTagData::Type || tag.type() == Gfx::ICC::ParametricCurveTagData::Type);
if (tag.type() == Gfx::ICC::CurveTagData::Type)
out_curve(static_cast<Gfx::ICC::CurveTagData const&>(tag), indent_amount);
if (tag.type() == Gfx::ICC::ParametricCurveTagData::Type)
out_parametric_curve(static_cast<Gfx::ICC::ParametricCurveTagData const&>(tag), indent_amount);
return {};
}
static void out_curves(Vector<Gfx::ICC::LutCurveType> const& curves)
static ErrorOr<void> out_curves(Vector<Gfx::ICC::LutCurveType> const& curves)
{
for (auto const& curve : curves) {
VERIFY(curve->type() == Gfx::ICC::CurveTagData::Type || curve->type() == Gfx::ICC::ParametricCurveTagData::Type);
outln(" type {}, relative offset {}, size {}", curve->type(), curve->offset(), curve->size());
out_curve_tag(*curve, /*indent=*/12);
TRY(out_curve_tag(*curve, /*indent=*/12));
}
return {};
}
ErrorOr<int> serenity_main(Main::Arguments arguments)
@ -253,7 +255,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
outln(" video full range flag: {} - {}", cicp.video_full_range_flag(),
Video::video_full_range_flag_to_string((Video::VideoFullRangeFlag)cicp.video_full_range_flag()));
} else if (tag_data->type() == Gfx::ICC::CurveTagData::Type) {
out_curve_tag(*tag_data, /*indent=*/4);
TRY(out_curve_tag(*tag_data, /*indent=*/4));
} else if (tag_data->type() == Gfx::ICC::Lut16TagData::Type) {
auto& lut16 = static_cast<Gfx::ICC::Lut16TagData&>(*tag_data);
outln(" input table: {} channels x {} entries", lut16.number_of_input_channels(), lut16.number_of_input_table_entries());
@ -280,7 +282,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
if (auto const& optional_a_curves = a_to_b.a_curves(); optional_a_curves.has_value()) {
outln(" a curves: {} curves", optional_a_curves->size());
out_curves(optional_a_curves.value());
TRY(out_curves(optional_a_curves.value()));
} else {
outln(" a curves: (not set)");
}
@ -298,7 +300,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
if (auto const& optional_m_curves = a_to_b.m_curves(); optional_m_curves.has_value()) {
outln(" m curves: {} curves", optional_m_curves->size());
out_curves(optional_m_curves.value());
TRY(out_curves(optional_m_curves.value()));
} else {
outln(" m curves: (not set)");
}
@ -313,13 +315,13 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
}
outln(" b curves: {} curves", a_to_b.b_curves().size());
out_curves(a_to_b.b_curves());
TRY(out_curves(a_to_b.b_curves()));
} else if (tag_data->type() == Gfx::ICC::LutBToATagData::Type) {
auto& b_to_a = static_cast<Gfx::ICC::LutBToATagData&>(*tag_data);
outln(" {} input channels, {} output channels", b_to_a.number_of_input_channels(), b_to_a.number_of_output_channels());
outln(" b curves: {} curves", b_to_a.b_curves().size());
out_curves(b_to_a.b_curves());
TRY(out_curves(b_to_a.b_curves()));
if (auto const& optional_e = b_to_a.e_matrix(); optional_e.has_value()) {
auto const& e = optional_e.value();
@ -332,7 +334,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
if (auto const& optional_m_curves = b_to_a.m_curves(); optional_m_curves.has_value()) {
outln(" m curves: {} curves", optional_m_curves->size());
out_curves(optional_m_curves.value());
TRY(out_curves(optional_m_curves.value()));
} else {
outln(" m curves: (not set)");
}
@ -350,7 +352,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
if (auto const& optional_a_curves = b_to_a.a_curves(); optional_a_curves.has_value()) {
outln(" a curves: {} curves", optional_a_curves->size());
out_curves(optional_a_curves.value());
TRY(out_curves(optional_a_curves.value()));
} else {
outln(" a curves: (not set)");
}
@ -390,7 +392,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
if (named_colors.size() > 5u)
outln(" ...");
} else if (tag_data->type() == Gfx::ICC::ParametricCurveTagData::Type) {
out_curve_tag(*tag_data, /*indent=*/4);
TRY(out_curve_tag(*tag_data, /*indent=*/4));
} 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