MLECO-929 Add Object Detection sample application using the public ArmNN C++ API

Change-Id: I14aa1b4b726212cffbefd6687203f93f936fa872
Signed-off-by: Éanna Ó Catháin <eanna.ocathain@arm.com>
diff --git a/samples/ObjectDetection/include/CmdArgsParser.hpp b/samples/ObjectDetection/include/CmdArgsParser.hpp
new file mode 100644
index 0000000..6c22e6f
--- /dev/null
+++ b/samples/ObjectDetection/include/CmdArgsParser.hpp
@@ -0,0 +1,50 @@
+//
+// Copyright © 2020 Arm Ltd and Contributors. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+#pragma once
+#include <string>
+#include <map>
+#include <iostream>
+
+const std::string MODEL_NAME = "--model-name";
+const std::string VIDEO_FILE_PATH = "--video-file-path";
+const std::string MODEL_FILE_PATH = "--model-file-path";
+const std::string OUTPUT_VIDEO_FILE_PATH = "--output-video-file-path";
+const std::string LABEL_PATH = "--label-path";
+const std::string PREFERRED_BACKENDS = "--preferred-backends";
+const std::string HELP = "--help";
+
+/*
+ * The accepted options for this Object detection executable
+ */
+static std::map<std::string, std::string> CMD_OPTIONS = {
+        {VIDEO_FILE_PATH, "[REQUIRED] Path to the video file to run object detection on"},
+        {MODEL_FILE_PATH, "[REQUIRED] Path to the Object Detection model to use"},
+        {LABEL_PATH, "[REQUIRED] Path to the label set for the provided model file. "
+                     "Label file is should just be an ordered list, seperated by new line."},
+        {MODEL_NAME, "[REQUIRED] The name of the model being used. Accepted options: YOLO_V3_TINY, SSD_MOBILE"},
+        {OUTPUT_VIDEO_FILE_PATH, "[OPTIONAL] Path to the output video file with detections added in. "
+                                 "If specified will save file to disk, else displays the output to screen"},
+        {PREFERRED_BACKENDS, "[OPTIONAL] Takes the preferred backends in preference order, separated by comma."
+                             " For example: CpuAcc,GpuAcc,CpuRef. Accepted options: [CpuAcc, CpuRef, GpuAcc]."
+                             " Defaults to CpuAcc,CpuRef"}
+};
+
+/*
+ * Checks that a particular option was specified by the user
+ */
+bool CheckOptionSpecified(const std::map<std::string, std::string>& options, const std::string& option);
+
+
+/*
+ * Retrieves the user provided option
+ */
+std::string GetSpecifiedOption(const std::map<std::string, std::string>& options, const std::string& option);
+
+
+/*
+ * Parses all the command line options provided by the user and stores in a map.
+ */
+int ParseOptions(std::map<std::string, std::string>& options, std::map<std::string, std::string>& acceptedOptions,
+                 char *argv[], int argc);
\ No newline at end of file