diff options
Diffstat (limited to 'source/application/main/include')
| -rw-r--r-- | source/application/main/include/ImageUtils.hpp | 116 | ||||
| -rw-r--r-- | source/application/main/include/UseCaseCommonUtils.hpp | 32 |
2 files changed, 118 insertions, 30 deletions
diff --git a/source/application/main/include/ImageUtils.hpp b/source/application/main/include/ImageUtils.hpp new file mode 100644 index 0000000..a8c7650 --- /dev/null +++ b/source/application/main/include/ImageUtils.hpp @@ -0,0 +1,116 @@ +/* + * 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. + */ +#ifndef IMAGE_UTILS_HPP +#define IMAGE_UTILS_HPP + +#include <cstddef> +#include <cstdint> +#include <forward_list> +#include <vector> + +/* Helper macro to convert RGB888 to RGB565 format. */ +#define RGB888_TO_RGB565(R8,G8,B8) ((((R8>>3) & 0x1F) << 11) | \ + (((G8>>2) & 0x3F) << 5) | \ + ((B8>>3) & 0x1F)) + +constexpr uint16_t COLOR_BLACK = 0; +constexpr uint16_t COLOR_GREEN = RGB888_TO_RGB565( 0, 255, 0); // 2016; +constexpr uint16_t COLOR_YELLOW = RGB888_TO_RGB565(255, 255, 0); // 65504; + + +namespace arm { +namespace app { +namespace image { + + /** + * Contains the x,y co-ordinates of a box centre along with the box width and height. + */ + struct Box { + float x; + float y; + float w; + float h; + }; + + struct Detection { + Box bbox; + std::vector<float> prob; + float objectness; + }; + + /** + * @brief Calculate the 1D overlap. + * @param[in] x1Center First center point. + * @param[in] width1 First width. + * @param[in] x2Center Second center point. + * @param[in] width2 Second width. + * @return The overlap between the two lines. + **/ + float Calculate1DOverlap(float x1Center, float width1, float x2Center, float width2); + + /** + * @brief Calculate the intersection between the two given boxes. + * @param[in] box1 First box. + * @param[in] box2 Second box. + * @return The intersection value. + **/ + float CalculateBoxIntersect(Box& box1, Box& box2); + + /** + * @brief Calculate the union between the two given boxes. + * @param[in] box1 First box. + * @param[in] box2 Second box. + * @return The two given boxes union value. + **/ + float CalculateBoxUnion(Box& box1, Box& box2); + + /** + * @brief Calculate the intersection over union between the two given boxes. + * @param[in] box1 First box. + * @param[in] box2 Second box. + * @return The intersection over union value. + **/ + float CalculateBoxIOU(Box& box1, Box& box2); + + /** + * @brief Calculate the Non-Maxima suppression on the given detection boxes. + * @param[in] detections List of Detection boxes. + * @param[in] classes Number of classes. + * @param[in] iouThreshold Intersection over union threshold. + **/ + void CalculateNMS(std::forward_list<Detection>& detections, int classes, float iouThreshold); + + /** + * @brief Helper function to convert a UINT8 image to INT8 format. + * @param[in,out] data Pointer to the data start. + * @param[in] kMaxImageSize Total number of pixels in the image. + **/ + void ConvertImgToInt8(void* data, size_t kMaxImageSize); + + /** + * @brief Converts RGB image to grayscale. + * @param[in] srcPtr Pointer to RGB source image. + * @param[out] dstPtr Pointer to grayscale destination image. + * @param[in] imgSz Destination image size. + **/ + void RgbToGrayscale(const uint8_t* srcPtr, uint8_t* dstPtr, size_t dstImgSz); + +} /* namespace image */ +} /* namespace app */ +} /* namespace arm */ + +#endif /* IMAGE_UTILS_HPP */
\ No newline at end of file diff --git a/source/application/main/include/UseCaseCommonUtils.hpp b/source/application/main/include/UseCaseCommonUtils.hpp index cd0cb69..7f5dde6 100644 --- a/source/application/main/include/UseCaseCommonUtils.hpp +++ b/source/application/main/include/UseCaseCommonUtils.hpp @@ -24,30 +24,10 @@ #include "UseCaseHandler.hpp" /* Handlers for different user options. */ #include "Classifier.hpp" /* Classifier. */ #include "InputFiles.hpp" -#include <cinttypes> - - -/* Helper macro to convert RGB888 to RGB565 format. */ -#define RGB888_TO_RGB565(R8,G8,B8) ((((R8>>3) & 0x1F) << 11) | \ - (((G8>>2) & 0x3F) << 5) | \ - ((B8>>3) & 0x1F)) - -constexpr uint16_t COLOR_BLACK = 0; -constexpr uint16_t COLOR_GREEN = RGB888_TO_RGB565( 0u, 255u, 0u); // 2016; -constexpr uint16_t COLOR_YELLOW = RGB888_TO_RGB565(255u, 255u, 0u); // 65504; void DisplayCommonMenu(); -namespace image{ - - /** - * @brief Helper function to convert a UINT8 image to INT8 format. - * @param[in,out] data Pointer to the data start. - * @param[in] kMaxImageSize Total number of pixels in the image. - **/ - void ConvertImgToInt8(void * data, size_t kMaxImageSize); - /** * @brief Presents inference results using the data presentation * object. @@ -55,17 +35,9 @@ namespace image{ * @param[in] results Vector of classification results to be displayed. * @return true if successful, false otherwise. **/ - bool PresentInferenceResult(hal_platform & platform, - const std::vector < arm::app::ClassificationResult > & results); +bool PresentInferenceResult(hal_platform& platform, + const std::vector<arm::app::ClassificationResult>& results); - /** - * @brief Converts RGB image to grayscale. - * @param[in] srcPtr Pointer to RGB source image. - * @param[out] dstPtr Pointer to grayscale destination image. - * @param[in] imgSz Destination image size. - **/ - void RgbToGrayscale(const uint8_t *srcPtr, uint8_t *dstPtr, const size_t dstImgSz); -} /** * @brief Helper function to increment current input feature vector index. |