Add option to extract raw byte array from MonoBehaviour assets

AssetStudioCLI/Exporter.cs

@@ -315,6 +315,31 @@ namespace AssetStudioCLI
                         m_VideoClip.m_VideoData.WriteData(exportFullPath.Replace(".dat", "_data.dat"));
                     }
                     break;
+                case MonoBehaviour m_MonoBehaviour when CLIOptions.f_rawByteArrayFromMono.Value:
+                    var reader = m_MonoBehaviour.reader;
+                    reader.Reset();
+                    var assetData = reader.ReadBytes(28); //PPtr<GameObject> m_GameObject, m_Enabled, PPtr<MonoScript>
+                    var assetNameLen = reader.ReadInt32();
+                    reader.Position -= 4;
+                    var assetNameBytes = reader.ReadBytes(assetNameLen + 4);
+                    if (assetNameLen > 0)
+                        reader.AlignStream();
+                    var arrayLen = reader.ReadInt32();
+                    if (arrayLen <= 0 || arrayLen > reader.Remaining)
+                        break;
+                    using (var outStream = new FileStream(exportFullPath.Replace(".dat", "_extracted.dat"), FileMode.Create))
+                    {
+                        reader.BaseStream.CopyTo(outStream, size: arrayLen);
+                    }
+                    using (var outStream = new FileStream(exportFullPath, FileMode.Create))
+                    {
+                        outStream.Write(assetData, 0, assetData.Length);
+                        outStream.Write(assetNameBytes, 0, assetNameBytes.Length);
+                        if (reader.Remaining > 0)
+                            reader.BaseStream.CopyTo(outStream, size: reader.Remaining);
+                    }
+                    Logger.Debug($"{item.TypeString} \"{item.Text}\" exported to \"{exportFullPath}\"");
+                    return true;
             }
             File.WriteAllBytes(exportFullPath, item.Asset.GetRawData());
 

AssetStudioCLI/Options/CLIOptions.cs

@@ -128,6 +128,7 @@ namespace AssetStudioCLI.Options
         public static Option<bool> f_decompressToDisk;
         public static Option<bool> f_notRestoreExtensionName;
         public static Option<bool> f_avoidLoadingViaTypetree;
+        public static Option<bool> f_rawByteArrayFromMono;
         public static Option<bool> f_loadAllAssets;
 
         static CLIOptions()
@@ -557,6 +558,15 @@ namespace AssetStudioCLI.Options
                 optionHelpGroup: HelpGroups.Advanced,
                 isFlag: true
             );
+            f_rawByteArrayFromMono = new GroupedOption<bool>
+            (
+                optionDefaultValue: false,
+                optionName: "--raw-array",
+                optionDescription: "(Flag) If specified, Studio will try to extract raw byte array from MonoBehaviour assets\n(Only for ExportRaw mode)\n",
+                optionExample: "",
+                optionHelpGroup: HelpGroups.Advanced,
+                isFlag: true
+            );
             f_loadAllAssets = new GroupedOption<bool>
             (
                 optionDefaultValue: false,
@@ -741,6 +751,16 @@ namespace AssetStudioCLI.Options
                         f_avoidLoadingViaTypetree.Value = true;
                         flagIndexes.Add(i);
                         break;
+                    case "--raw-array":
+                        if (o_workMode.Value != WorkMode.ExportRaw)
+                        {
+                            Console.WriteLine($"{"Error".Color(brightRed)} during parsing [{flag.Color(brightYellow)}] flag. This flag is not suitable for the current working mode [{o_workMode.Value}].\n");
+                            ShowOptionDescription(f_rawByteArrayFromMono, isFlag: true);
+                            return;
+                        }
+                        f_rawByteArrayFromMono.Value = true;
+                        flagIndexes.Add(i);
+                        break;
                     case "--load-all":
                         switch (o_workMode.Value)
                         {
@@ -1431,6 +1451,10 @@ namespace AssetStudioCLI.Options
                         sb.AppendLine($"# Restore TextAsset Extension: {!f_notRestoreExtensionName.Value}");
                         sb.AppendLine($"# Max Parallel Export Tasks: {o_maxParallelExportTasks}");
                     }
+                    if (o_workMode.Value == WorkMode.ExportRaw)
+                    {
+                        sb.AppendLine($"# Extract Raw Byte Array From MonoBehaviour: {f_rawByteArrayFromMono}");
+                    }
                     sb.AppendLine(ShowCurrentFilter());
                     sb.AppendLine($"# Filter With Regex: {f_filterWithRegex}");
                     sb.AppendLine($"# Assembly Path: \"{o_assemblyPath}\"");

AssetStudioGUI/ExportOptions.Designer.cs

@@ -32,6 +32,7 @@
             this.OKbutton = new System.Windows.Forms.Button();
             this.Cancel = new System.Windows.Forms.Button();
             this.groupBox1 = new System.Windows.Forms.GroupBox();
+            this.rawByteArrayFromMono = new System.Windows.Forms.CheckBox();
             this.overwriteExistingFiles = new System.Windows.Forms.CheckBox();
             this.parallelExportMaxLabel = new System.Windows.Forms.Label();
             this.parallelExportCheckBox = new System.Windows.Forms.CheckBox();
@@ -97,7 +98,7 @@
             // OKbutton
             // 
             this.OKbutton.BackColor = System.Drawing.SystemColors.ButtonFace;
-            this.OKbutton.Location = new System.Drawing.Point(460, 448);
+            this.OKbutton.Location = new System.Drawing.Point(460, 459);
             this.OKbutton.Name = "OKbutton";
             this.OKbutton.Size = new System.Drawing.Size(75, 23);
             this.OKbutton.TabIndex = 4;
@@ -109,7 +110,7 @@
             // 
             this.Cancel.BackColor = System.Drawing.SystemColors.ButtonFace;
             this.Cancel.DialogResult = System.Windows.Forms.DialogResult.Cancel;
-            this.Cancel.Location = new System.Drawing.Point(541, 448);
+            this.Cancel.Location = new System.Drawing.Point(541, 459);
             this.Cancel.Name = "Cancel";
             this.Cancel.Size = new System.Drawing.Size(75, 23);
             this.Cancel.TabIndex = 5;
@@ -121,6 +122,7 @@
             // 
             this.groupBox1.AutoSize = true;
             this.groupBox1.BackColor = System.Drawing.SystemColors.Menu;
+            this.groupBox1.Controls.Add(this.rawByteArrayFromMono);
             this.groupBox1.Controls.Add(this.overwriteExistingFiles);
             this.groupBox1.Controls.Add(this.parallelExportMaxLabel);
             this.groupBox1.Controls.Add(this.parallelExportCheckBox);
@@ -137,11 +139,21 @@
             this.groupBox1.Controls.Add(this.converttexture);
             this.groupBox1.Location = new System.Drawing.Point(12, 13);
             this.groupBox1.Name = "groupBox1";
-            this.groupBox1.Size = new System.Drawing.Size(316, 280);
+            this.groupBox1.Size = new System.Drawing.Size(316, 303);
             this.groupBox1.TabIndex = 1;
             this.groupBox1.TabStop = false;
             this.groupBox1.Text = "Export";
             // 
+            // rawByteArrayFromMono
+            // 
+            this.rawByteArrayFromMono.AutoSize = true;
+            this.rawByteArrayFromMono.Location = new System.Drawing.Point(6, 267);
+            this.rawByteArrayFromMono.Name = "rawByteArrayFromMono";
+            this.rawByteArrayFromMono.Size = new System.Drawing.Size(290, 17);
+            this.rawByteArrayFromMono.TabIndex = 15;
+            this.rawByteArrayFromMono.Text = "Raw: Extract raw byte array from MonoBehaviour assets";
+            this.rawByteArrayFromMono.UseVisualStyleBackColor = true;
+            // 
             // overwriteExistingFiles
             // 
             this.overwriteExistingFiles.AutoSize = true;
@@ -380,7 +392,7 @@
             this.l2dGroupBox.Controls.Add(this.l2dMotionExportMethodPanel);
             this.l2dGroupBox.Controls.Add(this.l2dMotionExportMethodLabel);
             this.l2dGroupBox.Controls.Add(this.l2dForceBezierCheckBox);
-            this.l2dGroupBox.Location = new System.Drawing.Point(12, 291);
+            this.l2dGroupBox.Location = new System.Drawing.Point(12, 304);
             this.l2dGroupBox.Name = "l2dGroupBox";
             this.l2dGroupBox.Size = new System.Drawing.Size(316, 149);
             this.l2dGroupBox.TabIndex = 2;
@@ -502,7 +514,7 @@
             this.groupBox2.Controls.Add(this.eulerFilter);
             this.groupBox2.Location = new System.Drawing.Point(328, 13);
             this.groupBox2.Name = "groupBox2";
-            this.groupBox2.Size = new System.Drawing.Size(289, 427);
+            this.groupBox2.Size = new System.Drawing.Size(289, 440);
             this.groupBox2.TabIndex = 3;
             this.groupBox2.TabStop = false;
             this.groupBox2.Text = "Fbx";
@@ -510,7 +522,7 @@
             // fbxResetButton
             // 
             this.fbxResetButton.BackColor = System.Drawing.SystemColors.ButtonFace;
-            this.fbxResetButton.Location = new System.Drawing.Point(208, 384);
+            this.fbxResetButton.Location = new System.Drawing.Point(208, 398);
             this.fbxResetButton.Name = "fbxResetButton";
             this.fbxResetButton.Size = new System.Drawing.Size(75, 23);
             this.fbxResetButton.TabIndex = 21;
@@ -782,7 +794,7 @@
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
             this.BackColor = System.Drawing.SystemColors.Menu;
             this.CancelButton = this.Cancel;
-            this.ClientSize = new System.Drawing.Size(628, 483);
+            this.ClientSize = new System.Drawing.Size(628, 494);
             this.Controls.Add(this.l2dGroupBox);
             this.Controls.Add(this.groupBox2);
             this.Controls.Add(this.groupBox1);
@@ -869,5 +881,6 @@
         private System.Windows.Forms.Label uvBindingsLabel;
         private System.Windows.Forms.Button fbxResetButton;
         private System.Windows.Forms.CheckBox overwriteExistingFiles;
+        private System.Windows.Forms.CheckBox rawByteArrayFromMono;
     }
 }

AssetStudioGUI/ExportOptions.cs

@@ -29,7 +29,8 @@ namespace AssetStudioGUI
             parallelExportUpDown.Value = taskCount <= 0 ? maxParallelTasks : Math.Min(taskCount, maxParallelTasks);
             parallelExportMaxLabel.Text += maxParallelTasks;
             parallelExportCheckBox.Checked = Properties.Settings.Default.parallelExport;
-           
+            rawByteArrayFromMono.Checked = Properties.Settings.Default.rawByteArrayFromMono;
+
             l2dModelGroupComboBox.SelectedIndex = (int)Properties.Settings.Default.l2dModelGroupOption;
             l2dAssetSearchByFilenameCheckBox.Checked = Properties.Settings.Default.l2dAssetSearchByFilename;
             var defaultMotionMode = Properties.Settings.Default.l2dMotionMode.ToString();
@@ -53,6 +54,7 @@ namespace AssetStudioGUI
             Properties.Settings.Default.openAfterExport = openAfterExport.Checked;
             Properties.Settings.Default.parallelExport = parallelExportCheckBox.Checked;
             Properties.Settings.Default.parallelExportCount = (int)parallelExportUpDown.Value;
+            Properties.Settings.Default.rawByteArrayFromMono = rawByteArrayFromMono.Checked;
 
             Properties.Settings.Default.l2dModelGroupOption = (CubismLive2DExtractor.Live2DModelGroupOption)l2dModelGroupComboBox.SelectedIndex;
             Properties.Settings.Default.l2dAssetSearchByFilename = l2dAssetSearchByFilenameCheckBox.Checked;

AssetStudioGUI/Exporter.cs

@@ -276,6 +276,30 @@ namespace AssetStudioGUI
                         m_VideoClip.m_VideoData.WriteData(exportFullPath.Replace(".dat", "_data.dat"));
                     }
                     break;
+                case MonoBehaviour m_MonoBehaviour when Properties.Settings.Default.rawByteArrayFromMono:
+                    var reader = m_MonoBehaviour.reader;
+                    reader.Reset();
+                    var assetData = reader.ReadBytes(28); //PPtr<GameObject> m_GameObject, m_Enabled, PPtr<MonoScript>
+                    var assetNameLen = reader.ReadInt32();
+                    reader.Position -= 4;
+                    var assetNameBytes = reader.ReadBytes(assetNameLen + 4);
+                    if (assetNameLen > 0)
+                        reader.AlignStream();
+                    var arrayLen = reader.ReadInt32();
+                    if (arrayLen <= 0 || arrayLen > reader.Remaining)
+                        break;
+                    using (var outStream = new FileStream(exportFullPath.Replace(".dat", "_extracted.dat"), FileMode.Create))
+                    {
+                        reader.BaseStream.CopyTo(outStream, size: arrayLen);
+                    }
+                    using (var outStream = new FileStream(exportFullPath, FileMode.Create))
+                    {
+                        outStream.Write(assetData, 0, assetData.Length);
+                        outStream.Write(assetNameBytes, 0, assetNameBytes.Length);
+                        if (reader.Remaining > 0)
+                            reader.BaseStream.CopyTo(outStream, size: reader.Remaining);
+                    }
+                    return true;
             }
             File.WriteAllBytes(exportFullPath, item.Asset.GetRawData());
             return true;

AssetStudioGUI/Properties/Settings.Designer.cs

@@ -358,5 +358,17 @@ namespace AssetStudioGUI.Properties {
                 this["meshLazyLoad"] = value;
             }
         }
+        
+        [global::System.Configuration.UserScopedSettingAttribute()]
+        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+        [global::System.Configuration.DefaultSettingValueAttribute("False")]
+        public bool rawByteArrayFromMono {
+            get {
+                return ((bool)(this["rawByteArrayFromMono"]));
+            }
+            set {
+                this["rawByteArrayFromMono"] = value;
+            }
+        }
     }
 }

AssetStudioGUI/Properties/Settings.settings

@@ -86,5 +86,8 @@
     <Setting Name="meshLazyLoad" Type="System.Boolean" Scope="User">
       <Value Profile="(Default)">True</Value>
     </Setting>
+    <Setting Name="rawByteArrayFromMono" Type="System.Boolean" Scope="User">
+      <Value Profile="(Default)">False</Value>
+    </Setting>
   </Settings>
 </SettingsFile>