ADOFAIRenderer/UI/RenderButton.cs

using ADOFAIRenderer.Component;
using MelonLoader;
using TMPro;
using UnityEngine;
using UnityEngine.UI;

namespace ADOFAIRenderer.UI
{
    public class RenderButton : MonoBehaviour
    {
        [Header("Input Fields")]
        [SerializeField] private TMP_InputField targetFPSInput = null!;
        [SerializeField] private TMP_InputField videoFPSInput = null!;
        [SerializeField] private TMP_InputField renderWidthInput = null!;
        [SerializeField] private TMP_InputField renderHeightInput = null!;
        [SerializeField] private TMP_InputField bitrateInput = null!;

        [Header("Dropdown")]
        [SerializeField] private TMP_Dropdown codecDropdown = null!;  
        
        private Button _buttonComponent = null!;

        private void Start()
        {
            _buttonComponent = GetComponent<Button>();
            _buttonComponent.onClick.AddListener(OnClick);

            RenderMod.FixEventSystem();
        }

        public void OnClick()
        {
            if (IsAnyFieldEmpty()) return;
            Melon<RenderMod>.Logger.Msg($"레벨 로드: {RenderManager.LevelPath}");

            double.TryParse(targetFPSInput.text, out var targetFPS);
            double.TryParse(videoFPSInput.text, out var videoFPS);
            int.TryParse(renderWidthInput.text, out var renderWidth);
            int.TryParse(renderHeightInput.text, out var renderHeight);
            int.TryParse(bitrateInput.text, out var bitrate);
            
            var selectedCodecIndex = codecDropdown.value;
            var selectedCodecName = codecDropdown.options[selectedCodecIndex].text;
            
            RenderManager.Configuration = new RenderManager.RenderSettings
            {
                TargetFPS = targetFPS,
                VideoFPS = videoFPS,
                RenderWidth = renderWidth,
                RenderHeight = renderHeight,
                Bitrate = bitrate,
                Codec = selectedCodecName.ToLower(),
            };
            
            RenderManager.Instance.SetupGameScene();
        }

        private bool IsAnyFieldEmpty()
        {
            if (string.IsNullOrWhiteSpace(targetFPSInput.text)) return true;
            if (string.IsNullOrWhiteSpace(videoFPSInput.text)) return true;
            if (string.IsNullOrWhiteSpace(renderWidthInput.text)) return true;
            if (string.IsNullOrWhiteSpace(renderHeightInput.text)) return true;
            if (string.IsNullOrWhiteSpace(bitrateInput.text)) return true;

            // 드롭다운은 기본적으로 항상 무언가 선택되어 있지만(0번 항목 등), 
            // 만약 '선택 안함(-1)' 같은 예외 처리가 필요하다면 아래처럼 검사할 수 있습니다.
            if (codecDropdown.value < 0) return true;

            return false;
        }
    }
}