[+] Use the png jacket as bga

AquaMai/AquaMai.csproj

@@ -13,6 +13,7 @@
     <FileAlignment>512</FileAlignment>
     <Deterministic>true</Deterministic>
     <TargetFrameworkProfile />
+    <LangVersion>12</LangVersion>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <DebugSymbols>false</DebugSymbols>
@@ -281,6 +282,7 @@
     <Compile Include="UX\ImmediateSave.cs" />
     <Compile Include="UX\LoadJacketPng.cs" />
     <Compile Include="UX\LoadAssetBundleWithoutManifest.cs" />
+    <Compile Include="UX\LoadLocalBga.cs" />
     <Compile Include="UX\QuickSkip.cs" />
     <Compile Include="UX\RandomBgm.cs" />
     <Compile Include="UX\RunCommandOnEvents.cs" />

AquaMai/AquaMai.toml

@@ -22,6 +22,9 @@ SkipToMusicSelection=false
 CustomVersionString=""
 # Load Jacket image from folder "LocalAssets" and filename "{MusicID}.png" for self-made charts
 LoadJacketPng=true
+# Use the png jacket above as BGA if BGA is not found for self-made charts
+# Use together with `LoadJacketPng`
+LoadLocalBga=true
 # Press key "7" for 1 second to skip to next step or restart current song
 QuickSkip=true
 # Add ".ab" image resources without the need of rebuilding a manifest
@@ -42,4 +45,4 @@ ImmediateSave=true
 
 [Performance]
 # Disable some useless delays to speed up the game boot process
-ImproveLoadSpeed=false
+ImproveLoadSpeed=false

AquaMai/Config.cs

@@ -29,6 +29,7 @@ namespace AquaMai
             public bool ExtendTimer { get; set; }
             public bool SkipEventInfo { get; set; }
             public bool ImmediateSave { get; set; }
+            public bool LoadLocalBga { get; set; }
             public string CustomVersionString { get; set; }
             public string ExecOnIdle { get; set; }
             public string ExecOnEntry { get; set; }

AquaMai/UX/LoadJacketPng.cs

@@ -5,7 +5,6 @@ using System.Reflection;
 using HarmonyLib;
 using UnityEngine;
 using System.Text.RegularExpressions;
-using MelonLoader;
 
 namespace AquaMai.UX
 {
@@ -27,26 +26,49 @@ namespace AquaMai.UX
             }
 
             var id = matches[0].Groups[1].Value;
-            foreach (var ext in new[] { ".jpg", ".png", ".webp", ".bmp", ".gif" })
-            {
-                if (File.Exists(Path.Combine(Environment.CurrentDirectory, "LocalAssets", id + ext)))
-                {
-                    filename = id + ext;
-                }
-            }
 
-            var localPath = Path.Combine(Environment.CurrentDirectory, "LocalAssets", filename);
+            var texture = GetJacketTexture2D(id);
-            if (File.Exists(localPath))
+            if (texture is null)
             {
-                __result = new Texture2D(1, 1);
+                __result = __instance.LoadAsset<Texture2D>($"Jacket/UI_Jacket_{id}.png");
-                ImageConversion.LoadImage(__result, File.ReadAllBytes(localPath));
             }
             else
             {
-                __result = __instance.LoadAsset<Texture2D>($"Jacket/UI_Jacket_{id}.png");
+                __result = texture;
             }
 
             return false;
         }
+
+        private static string GetJacketPath(string id)
+        {
+            foreach (var ext in new[] { ".jpg", ".png", ".webp", ".bmp", ".gif" })
+            {
+                if (File.Exists(Path.Combine(Environment.CurrentDirectory, "LocalAssets", id + ext)))
+                {
+                    return Path.Combine(Environment.CurrentDirectory, "LocalAssets", id + ext);
+                }
+            }
+
+            return null;
+        }
+
+        public static Texture2D GetJacketTexture2D(string id)
+        {
+            var path = GetJacketPath(id);
+            if (path == null)
+            {
+                return null;
+            }
+
+            var texture = new Texture2D(1, 1);
+            texture.LoadImage(File.ReadAllBytes(path));
+            return texture;
+        }
+
+        public static Texture2D GetJacketTexture2D(int id)
+        {
+            return GetJacketTexture2D($"{id:000000}");
+        }
     }
-}
+}

AquaMai/UX/LoadLocalBga.cs

@@ -0,0 +1,43 @@
+using System.Linq;
+using HarmonyLib;
+using MAI2.Util;
+using Manager;
+using MelonLoader;
+using Monitor.Game;
+using UnityEngine;
+
+namespace AquaMai.UX;
+
+public class LoadLocalBga
+{
+    [HarmonyPostfix]
+    [HarmonyPatch(typeof(GameCtrl), "IsReady")]
+    public static void LoadLocalBgaAwake(GameObject ____movieMaskObj)
+    {
+        var components = ____movieMaskObj.GetComponentsInChildren<Component>(false);
+        var movie = components.FirstOrDefault(it => it.name == "Movie");
+        if (movie is null) return;
+
+        var music = Singleton<DataManager>.Instance.GetMusic(GameManager.SelectMusicID[0]);
+        var moviePath = string.Format(Singleton<OptionDataManager>.Instance.GetMovieDataPath($"{music.movieName.id:000000}") + ".dat");
+        if (!moviePath.Contains("dummy")) return;
+
+        var jacket = LoadJacketPng.GetJacketTexture2D(music.movieName.id);
+        if (jacket is null)
+        {
+            MelonLogger.Msg("No jacket found for music " + music);
+        }
+        else
+        {
+            // If I create a new RawImage component, the jacket will be not be displayed
+            // I think it will be difficult to make it work with RawImage
+            // So I change the material that plays video to default sprite material
+            // The original player is actually a sprite renderer and plays video with a custom material
+            var sprite = movie.GetComponent<SpriteRenderer>();
+            sprite.sprite = Sprite.Create(jacket, new Rect(0, 0, jacket.width, jacket.height), new Vector2(0.5f, 0.5f));
+            sprite.material = new Material(Shader.Find("Sprites/Default"));
+        }
+
+        // movie.gameObject.SetActive(false);
+    }
+}