chromium/third_party/mediapipe/src/mediapipe/calculators/tensor/inference_calculator.cc

// Copyright 2019 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.

#include "mediapipe/calculators/tensor/inference_calculator.h"

#include <memory>
#include <string>
#include <utility>
#include <vector>

#include "absl/status/status.h"
#include "absl/status/statusor.h"
#include "absl/strings/str_cat.h"
#include "absl/strings/str_format.h"
#include "absl/strings/string_view.h"
#include "mediapipe/calculators/tensor/inference_calculator.pb.h"
#include "mediapipe/framework/api2/node.h"
#include "mediapipe/framework/api2/packet.h"
#include "mediapipe/framework/calculator_framework.h"
#include "mediapipe/framework/port.h"
#include "mediapipe/framework/port/ret_check.h"
#include "mediapipe/framework/port/status_macros.h"
#include "mediapipe/framework/tool/subgraph_expansion.h"
#include "mediapipe/util/tflite/tflite_model_loader.h"
#include "tensorflow/lite/core/api/op_resolver.h"
#include "tensorflow/lite/kernels/register.h"

namespace mediapipe {
namespace api2 {

class InferenceCalculatorSelectorImpl
    : public SubgraphImpl<InferenceCalculatorSelector,
                          InferenceCalculatorSelectorImpl> { … };

absl::Status InferenceCalculator::TensorContractCheck(CalculatorContract* cc) { … }

absl::StatusOr<Packet<TfLiteModelPtr>> InferenceCalculator::GetModelAsPacket(
    CalculatorContext* cc) { … }

absl::StatusOr<Packet<tflite::OpResolver>>
InferenceCalculator::GetOpResolverAsPacket(CalculatorContext* cc) { … }

void InferenceCalculator::WarnFeedbackTensorsUnsupported(
    CalculatorContract* cc) { … }

}  // namespace api2
}  // namespace mediapipe