diff --git a/openVulkanoCpp/IO/Files/Pfm.hpp b/openVulkanoCpp/IO/Files/Pfm.hpp
index e55af44..c14a979 100644
--- a/openVulkanoCpp/IO/Files/Pfm.hpp
+++ b/openVulkanoCpp/IO/Files/Pfm.hpp
@@ -7,7 +7,6 @@
 #pragma once
 
 #include "Base/Utils.hpp"
-#include <inttypes.h>
 #include <string>
 #include <sstream>
 #include <iomanip>
@@ -36,7 +35,7 @@ namespace openVulkanoCpp
 				width(width), height(height), maxValue(maxValue), color(color), littleEndian(littleEndian)
 		{}
 
-		std::string ToString() const
+		[[nodiscard]] std::string ToString() const
 		{
 			std::stringstream headerStream;
 			headerStream << *this;
@@ -73,14 +72,14 @@ namespace openVulkanoCpp
 			return inStream;
 		}
 
-		constexpr size_t GetElementCount() const
+		[[nodiscard]] constexpr size_t GetElementCount() const
 		{
 			size_t size = height * width;
 			if (color) size *= 3;
 			return size;
 		}
 
-		constexpr size_t GetImageSize() const
+		[[nodiscard]] constexpr size_t GetImageSize() const
 		{
 			return GetElementCount() * sizeof(float);
 		}
diff --git a/openVulkanoCpp/IO/Files/Pnm.hpp b/openVulkanoCpp/IO/Files/Pnm.hpp
index e402c1b..7b5e0e0 100644
--- a/openVulkanoCpp/IO/Files/Pnm.hpp
+++ b/openVulkanoCpp/IO/Files/Pnm.hpp
@@ -6,7 +6,6 @@
 
 #pragma once
 
-#include <inttypes.h>
 #include <string>
 #include <sstream>
 #include <memory>
@@ -40,24 +39,24 @@ namespace openVulkanoCpp
 				width(width), height(height), maxValue(maxValue), color(color), ascii(ascii)
 		{}
 
-		constexpr std::string_view GetFileType() const
+		[[nodiscard]] constexpr std::string_view GetFileType() const
 		{
 			return FILE_TYPES[static_cast<uint8_t>(color) - 1];
 		}
 
-		constexpr std::string_view GetFileExtension() const
+		[[nodiscard]] constexpr std::string_view GetFileExtension() const
 		{
 			return FILE_EXT[static_cast<uint8_t>(color) - 1];
 		}
 
-		std::string ToString() const
+		[[nodiscard]] std::string ToString() const
 		{
 			std::stringstream headerStream;
 			headerStream << *this;
 			return headerStream.str();
 		}
 
-		constexpr uint8_t GetMagicNumberValue() const
+		[[nodiscard]] constexpr uint8_t GetMagicNumberValue() const
 		{
 			uint8_t value = static_cast<uint8_t>(color);
 			if (!ascii) value += 3;
@@ -88,7 +87,7 @@ namespace openVulkanoCpp
 			return inStream;
 		}
 
-		constexpr size_t GetImageSize() const
+		[[nodiscard]] constexpr size_t GetImageSize() const
 		{
 			size_t size = height * width;
 			if (color == ColorMode::COLOR)