From d29216d18d87d58c278c140fe1bf68e2ca41be43 Mon Sep 17 00:00:00 2001
From: ackimixs <ackimixs@protonmail.com>
Date: Wed, 24 Jan 2024 17:15:35 +0100
Subject: [PATCH] help command

---
 arucoDetector.cpp | 19 ++++++++++++++-----
 calibration.cpp   |  9 +++++++++
 2 files changed, 23 insertions(+), 5 deletions(-)

diff --git a/arucoDetector.cpp b/arucoDetector.cpp
index 6bc298c..c719083 100644
--- a/arucoDetector.cpp
+++ b/arucoDetector.cpp
@@ -18,15 +18,19 @@ int main(int argc, char *argv[])
 {
     // Settup argument parser
 
-    if (argc < 3) {
-        std::cout << "Usage: " << argv[0] << " <video capture device> <path/to/calibration_results.yaml>" << std::endl;
-        return 1;
-    }
-
     bool headless = false;
 
     for (int i = 0; i < argc; i++)
     {
+        if (std::string(argv[i]) == "--help")
+        {
+            std::cout << "Usage: " << argv[0] << " <video capture device> <path/to/calibration_results.yaml>" << std::endl;
+            std::cout << "video capture device: The ID of the video capture device to use. Usually 0 for the built-in camera." << std::endl;
+            std::cout << "path/to/calibration_results.yaml: The path to the calibration results file." << std::endl;
+            std::cout << "to run the program in headless mode, add the --headless flag." << std::endl;
+            return 0;
+        }
+
         if (std::string(argv[i]) == "--headless")
         {
             std::cout << "Running in headless mode." << std::endl;
@@ -34,6 +38,11 @@ int main(int argc, char *argv[])
         }
     }
 
+    if (argc < 3) {
+        std::cout << "Usage: " << argv[0] << " <video capture device> <path/to/calibration_results.yaml>" << std::endl;
+        return 1;
+    }
+
     const int cameraId = std::stoi(argv[1]);
 
     if (cameraId < 0)
diff --git a/calibration.cpp b/calibration.cpp
index 622d7bd..a2e67a3 100644
--- a/calibration.cpp
+++ b/calibration.cpp
@@ -5,6 +5,15 @@
 int main(int argc, char *argv[])
 {
 
+    for (int i = 0; i < argc; i++) {
+        if (std::string(argv[i]) == "--help")
+        {
+            std::cout << "Usage: " << argv[0] << " <directory>" << std::endl;
+            std::cout << "directory: The directory containing the calibration images." << std::endl;
+            return 0;
+        }
+    }
+
     if (argc < 2) {
         std::cout << "Usage: " << argv[0] << " <directory>" << std::endl;
         return 1;