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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/segmentation_platform/public/result.h"
#include <sstream>
#include <string_view>
namespace segmentation_platform {
namespace {
std::string StatusToString(PredictionStatus status) {
switch (status) {
case PredictionStatus::kNotReady:
return "Not ready";
case PredictionStatus::kFailed:
return "Failed";
case PredictionStatus::kSucceeded:
return "Succeeded";
}
}
} // namespace
ClassificationResult::ClassificationResult(PredictionStatus status)
: status(status) {}
ClassificationResult::~ClassificationResult() = default;
ClassificationResult::ClassificationResult(const ClassificationResult&) =
default;
ClassificationResult& ClassificationResult::operator=(
const ClassificationResult&) = default;
std::string ClassificationResult::ToDebugString() const {
std::stringstream debug_string;
debug_string << "Status: " << StatusToString(status);
for (unsigned i = 0; i < ordered_labels.size(); ++i) {
debug_string << " output " << i << ": " << ordered_labels.at(i);
}
return debug_string.str();
}
AnnotatedNumericResult::AnnotatedNumericResult(PredictionStatus status)
: status(status) {}
AnnotatedNumericResult::~AnnotatedNumericResult() = default;
AnnotatedNumericResult::AnnotatedNumericResult(const AnnotatedNumericResult&) =
default;
AnnotatedNumericResult& AnnotatedNumericResult::operator=(
const AnnotatedNumericResult&) = default;
std::optional<float> AnnotatedNumericResult::GetResultForLabel(
std::string_view label) const {
if (status != PredictionStatus::kSucceeded) {
return std::nullopt;
}
if (result.output_config().predictor().has_generic_predictor()) {
const auto& labels =
result.output_config().predictor().generic_predictor().output_labels();
DCHECK_EQ(result.result_size(), labels.size());
for (int index = 0; index < labels.size(); ++index) {
if (labels.at(index) == label) {
return result.result().at(index);
}
}
} else if (result.output_config().predictor().has_multi_class_classifier()) {
const auto& labels = result.output_config()
.predictor()
.multi_class_classifier()
.class_labels();
DCHECK_EQ(result.result_size(), labels.size());
for (int index = 0; index < labels.size(); ++index) {
if (labels.at(index) == label) {
return result.result().at(index);
}
}
}
return std::nullopt;
}
base::flat_map<std::string, float> AnnotatedNumericResult::GetAllResults()
const {
base::flat_map<std::string, float> all_results;
if (result.output_config().predictor().has_generic_predictor()) {
const auto& labels =
result.output_config().predictor().generic_predictor().output_labels();
for (int index = 0; index < labels.size(); ++index) {
all_results[labels.at(index)] = result.result().at(index);
}
} else if (result.output_config().predictor().has_multi_class_classifier()) {
const auto& labels = result.output_config()
.predictor()
.multi_class_classifier()
.class_labels();
for (int index = 0; index < labels.size(); ++index) {
all_results[labels.at(index)] = result.result().at(index);
}
}
return all_results;
}
std::string AnnotatedNumericResult::ToDebugString() const {
std::stringstream debug_string;
debug_string << "Status: " << StatusToString(status);
for (int i = 0; i < result.result_size(); ++i) {
const std::string* label = nullptr;
if (result.output_config().predictor().has_multi_class_classifier()) {
label = &result.output_config()
.predictor()
.multi_class_classifier()
.class_labels(i);
} else if (result.output_config().predictor().has_generic_predictor()) {
label =
&result.output_config().predictor().generic_predictor().output_labels(
i);
}
debug_string << " output " << (label ? *label : "") << ": "
<< result.result(i);
}
return debug_string.str();
}
} // namespace segmentation_platform
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