From 36e5d154008e16f094cf0402f7ed35701a1c4824 Mon Sep 17 00:00:00 2001
From: King_DuckZ <king_duckz@gmx.com>
Date: Sun, 31 Oct 2021 18:28:10 +0100
Subject: [PATCH] Clean up main()

---
 src/main.cpp | 31 ++++++++++++++++++++-----------
 1 file changed, 20 insertions(+), 11 deletions(-)

diff --git a/src/main.cpp b/src/main.cpp
index 60a1b22..e74a35c 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,6 +1,7 @@
 #include "camera.hpp"
 #if !defined(NDEBUG)
 #	include <iostream>
+#	include <iomanip>
 #endif
 #include <opencv2/flann.hpp>
 #include <climits>
@@ -21,22 +22,30 @@ std::ostream& operator<< (std::ostream& stream, const FrameFormat& value) {
 } //namespace mgs
 #endif
 
+namespace {
+#if !defined(NDEBUG)
+void print_supported_frame_formats (const mgs::Camera& cam) {
+	const auto curr_frame_size = cam.frame_size();
+
+	std::cout << "Supported frame formats:\n";
+	int count = 0;
+	for (const auto& size : cam.supported_frame_sizes()) {
+		std::cout << std::setw(2) << ++count << " - " << size;
+
+		if (curr_frame_size == size)
+			std::cout << " *";
+		std::cout << '\n';
+	}
+}
+#endif
+} //unnamed namespace
+
 int main() {
 	try {
 		mgs::Camera cam("/dev/video0", {}, false);
 		cam.set_frame_size({1280, 720, MjpegFormat});
-		std::cout << mgs::FrameFormat{1280, 720, MjpegFormat} << '\n';
 
-#if !defined(NDEBUG)
-		const auto curr_frame_size = cam.frame_size();
-
-		for (const auto& size : cam.supported_frame_sizes()) {
-			std::cout << size;
-			if (curr_frame_size == size)
-				std::cout << " *";
-			std::cout << '\n';
-		}
-#endif
+		print_supported_frame_formats(cam);
 		cam.start_streaming();
 
 		std::vector<char> my_frame;