mediapipe/mediapipe/util/tflite/error_reporter.h
MediaPipe Team 7fb37c80e8 Project import generated by Copybara.
GitOrigin-RevId: 19a829ffd755edb43e54d20c0e7b9348512d5108
2022-05-05 19:57:20 +00:00

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// Copyright 2022 The MediaPipe Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef MEDIAPIPE_UTIL_TFLITE_ERROR_REPORTER_H_
#define MEDIAPIPE_UTIL_TFLITE_ERROR_REPORTER_H_
#include <string>
#include "tensorflow/lite/core/api/error_reporter.h"
#include "tensorflow/lite/stateful_error_reporter.h"
namespace mediapipe {
namespace util {
namespace tflite {
// An ErrorReporter that logs to stderr and captures the last two messages.
class ErrorReporter : public ::tflite::StatefulErrorReporter {
public:
ErrorReporter();
// We declared two functions with name 'Report', so that the variadic Report
// function in tflite::ErrorReporter is hidden.
// See https://isocpp.org/wiki/faq/strange-inheritance#hiding-rule.
using ::tflite::ErrorReporter::Report;
int Report(const char* format, std::va_list args) override;
std::string message() override;
std::string previous_message();
private:
static constexpr int kBufferSize = 1024;
char message_[kBufferSize];
char previous_message_[kBufferSize];
};
} // namespace tflite
} // namespace util
} // namespace mediapipe
#endif // MEDIAPIPE_UTIL_TFLITE_ERROR_REPORTER_H_