| /* |
| * Copyright (c) 2022 Arm Limited. All rights reserved. |
| * SPDX-License-Identifier: Apache-2.0 |
| * |
| * 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 "hal.h" |
| #include "ImageUtils.hpp" |
| #include "YoloFastestModel.hpp" |
| #include "TensorFlowLiteMicro.hpp" |
| #include "DetectorPostProcessing.hpp" |
| #include "InputFiles.hpp" |
| #include "UseCaseCommonUtils.hpp" |
| #include "DetectionUseCaseUtils.hpp" |
| #include "ExpectedObjectDetectionResults.hpp" |
| |
| #include <catch.hpp> |
| |
| |
| bool RunInference(arm::app::Model& model, const uint8_t imageData[]) |
| { |
| TfLiteTensor* inputTensor = model.GetInputTensor(0); |
| REQUIRE(inputTensor); |
| |
| const size_t copySz = inputTensor->bytes < (INPUT_IMAGE_WIDTH*INPUT_IMAGE_HEIGHT) ? |
| inputTensor->bytes : |
| (INPUT_IMAGE_WIDTH*INPUT_IMAGE_HEIGHT); |
| |
| arm::app::RgbToGrayscale(imageData,inputTensor->data.uint8,INPUT_IMAGE_WIDTH,INPUT_IMAGE_HEIGHT); |
| |
| if(model.IsDataSigned()){ |
| convertImgIoInt8(inputTensor->data.data, copySz); |
| } |
| |
| return model.RunInference(); |
| } |
| |
| template<typename T> |
| void TestInference(int imageIdx, arm::app::Model& model, T tolerance) { |
| |
| info("Entering TestInference for image %d \n", imageIdx); |
| |
| std::vector<arm::app::DetectionResult> results; |
| auto image = get_img_array(imageIdx); |
| |
| REQUIRE(RunInference(model, image)); |
| |
| |
| TfLiteTensor* output_arr[2] = {nullptr,nullptr}; |
| output_arr[0] = model.GetOutputTensor(0); |
| output_arr[1] = model.GetOutputTensor(1); |
| |
| for (int i =0; i < 2; i++) { |
| REQUIRE(output_arr[i]); |
| REQUIRE(tflite::GetTensorData<T>(output_arr[i])); |
| } |
| |
| RunPostProcessing(NULL,output_arr,results); |
| |
| info("Got %ld boxes \n",results.size()); |
| |
| std::vector<std::vector<arm::app::DetectionResult>> expected_results; |
| get_expected_ut_results(expected_results); |
| |
| /*validate got the same number of boxes */ |
| REQUIRE(results.size() == expected_results[imageIdx].size()); |
| |
| |
| for (int i=0; i < (int)results.size(); i++) { |
| |
| info("%" PRIu32 ") (%f) -> %s {x=%d,y=%d,w=%d,h=%d}\n", (int)i, |
| results[i].m_normalisedVal, "Detection box:", |
| results[i].m_x0, results[i].m_y0, results[i].m_w, results[i].m_h ); |
| |
| /*validate confidence and box dimensions */ |
| REQUIRE(fabs(results[i].m_normalisedVal - expected_results[imageIdx][i].m_normalisedVal) < 0.1); |
| REQUIRE(static_cast<int>(results[i].m_x0) == Approx(static_cast<int>((T)expected_results[imageIdx][i].m_x0)).epsilon(tolerance)); |
| REQUIRE(static_cast<int>(results[i].m_y0) == Approx(static_cast<int>((T)expected_results[imageIdx][i].m_y0)).epsilon(tolerance)); |
| REQUIRE(static_cast<int>(results[i].m_w) == Approx(static_cast<int>((T)expected_results[imageIdx][i].m_w)).epsilon(tolerance)); |
| REQUIRE(static_cast<int>(results[i].m_h) == Approx(static_cast<int>((T)expected_results[imageIdx][i].m_h)).epsilon(tolerance)); |
| } |
| |
| |
| } |
| |
| |
| TEST_CASE("Running inference with TensorFlow Lite Micro and YoloFastest", "[YoloFastest]") |
| { |
| SECTION("Executing inferences sequentially") |
| { |
| arm::app::YoloFastestModel model{}; |
| |
| REQUIRE_FALSE(model.IsInited()); |
| REQUIRE(model.Init()); |
| REQUIRE(model.IsInited()); |
| |
| for (uint32_t i = 0 ; i < NUMBER_OF_FILES; ++i) { |
| TestInference<uint8_t>(i, model, 1); |
| } |
| } |
| |
| for (uint32_t i = 0 ; i < NUMBER_OF_FILES; ++i) { |
| DYNAMIC_SECTION("Executing inference with re-init") |
| { |
| arm::app::YoloFastestModel model{}; |
| |
| REQUIRE_FALSE(model.IsInited()); |
| REQUIRE(model.Init()); |
| REQUIRE(model.IsInited()); |
| |
| TestInference<uint8_t>(i, model, 1); |
| } |
| } |
| } |