libragephoto: update .NET version to 0.6.1.4

- RagePhoto.cs: impl. SetDescription, SetJpeg, SetJson and SetTitle
functions
- RagePhoto.cs: impl. support for .NET Framework 4.7
- RagePhoto.cs: set default buffers by default for Set functions
- Syping.RagePhoto.Core.csproj: add .NET Framework 4.7 target

.github/workflows/windows-dotnet.yml

@@ -32,28 +32,29 @@ jobs:
           ${{github.workspace}}/install/
   Release:
     needs: Native
-    runs-on: ubuntu-latest
+    runs-on: windows-latest
     env:
       BUILD_TYPE: Release
     steps:
     - name: Cloning
       uses: actions/checkout@v4
-    - name: Download Windows MSVC amd64
+    - name: Download Windows MSVC amd64 Assets
       uses: actions/download-artifact@v4
       with:
         name: Windows MSVC amd64
         path: assets/amd64
-    - name: Download Windows MSVC amd64_x86
+    - name: Download Windows MSVC amd64_x86 Assets
       uses: actions/download-artifact@v4
       with:
         name: Windows MSVC amd64_x86
         path: assets/amd64_x86
-    - name: Download Windows MSVC amd64_arm64
+    - name: Download Windows MSVC amd64_arm64 Assets
       uses: actions/download-artifact@v4
       with:
         name: Windows MSVC amd64_arm64
         path: assets/amd64_arm64
-    - name: Copy Runtime Assets
+    - name: Copy Assets
+      shell: bash
       run: |
           mkdir -p ${{github.workspace}}/src/dotnet/runtimes/win-arm64/native \
             ${{github.workspace}}/src/dotnet/runtimes/win-x64/native \
@@ -64,14 +65,14 @@ jobs:
             ${{github.workspace}}/src/dotnet/runtimes/win-x64/native/libragephoto.dll
           cp ${{github.workspace}}/assets/amd64_x86/bin/libragephoto.dll \
             ${{github.workspace}}/src/dotnet/runtimes/win-x86/native/libragephoto.dll
+    - name: Setup MSBuild
+      uses: microsoft/setup-msbuild@v2
     - name: Setup .NET
       uses: actions/setup-dotnet@v4
       with:
         dotnet-version: 8.0.x
-    - name: Restore dependencies
+    - name: Build Syping.RagePhoto.Core
-      run: dotnet restore src/dotnet
+      run: msbuild src/dotnet/Syping.RagePhoto.Core.csproj /t:pack /p:Configuration=${{env.BUILD_TYPE}}
-    - name: Pack Syping.RagePhoto.Core
-      run: dotnet pack src/dotnet --configuration ${{env.BUILD_TYPE}}
     - name: Upload
       uses: actions/upload-artifact@v4
       with:

src/dotnet/.editorconfig

@@ -0,0 +1,244 @@
+# Remove the line below if you want to inherit .editorconfig settings from higher directories
+root = true
+
+# C# files
+[*.cs]
+
+#### Core EditorConfig Options ####
+
+# Indentation and spacing
+indent_size = 4
+indent_style = space
+tab_width = 4
+
+# New line preferences
+end_of_line = crlf
+insert_final_newline = false
+
+#### .NET Code Actions ####
+
+# Type members
+dotnet_hide_advanced_members = false
+dotnet_member_insertion_location = with_other_members_of_the_same_kind
+dotnet_property_generation_behavior = prefer_throwing_properties
+
+# Symbol search
+dotnet_search_reference_assemblies = true
+
+#### .NET Coding Conventions ####
+
+# Organize usings
+dotnet_separate_import_directive_groups = false
+dotnet_sort_system_directives_first = false
+file_header_template = unset
+
+# this. and Me. preferences
+dotnet_style_qualification_for_event = false
+dotnet_style_qualification_for_field = false
+dotnet_style_qualification_for_method = false
+dotnet_style_qualification_for_property = false
+
+# Language keywords vs BCL types preferences
+dotnet_style_predefined_type_for_locals_parameters_members = true
+dotnet_style_predefined_type_for_member_access = true
+
+# Parentheses preferences
+dotnet_style_parentheses_in_arithmetic_binary_operators = always_for_clarity
+dotnet_style_parentheses_in_other_binary_operators = always_for_clarity
+dotnet_style_parentheses_in_other_operators = never_if_unnecessary
+dotnet_style_parentheses_in_relational_binary_operators = always_for_clarity
+
+# Modifier preferences
+dotnet_style_require_accessibility_modifiers = for_non_interface_members
+
+# Expression-level preferences
+dotnet_prefer_system_hash_code = true
+dotnet_style_coalesce_expression = true
+dotnet_style_collection_initializer = true
+dotnet_style_explicit_tuple_names = true
+dotnet_style_namespace_match_folder = true
+dotnet_style_null_propagation = true
+dotnet_style_object_initializer = true
+dotnet_style_operator_placement_when_wrapping = beginning_of_line
+dotnet_style_prefer_auto_properties = true
+dotnet_style_prefer_collection_expression = when_types_loosely_match
+dotnet_style_prefer_compound_assignment = true
+dotnet_style_prefer_conditional_expression_over_assignment = true
+dotnet_style_prefer_conditional_expression_over_return = true
+dotnet_style_prefer_foreach_explicit_cast_in_source = when_strongly_typed
+dotnet_style_prefer_inferred_anonymous_type_member_names = true
+dotnet_style_prefer_inferred_tuple_names = true
+dotnet_style_prefer_is_null_check_over_reference_equality_method = true
+dotnet_style_prefer_simplified_boolean_expressions = true
+dotnet_style_prefer_simplified_interpolation = true
+
+# Field preferences
+dotnet_style_readonly_field = true
+
+# Parameter preferences
+dotnet_code_quality_unused_parameters = all
+
+# Suppression preferences
+dotnet_remove_unnecessary_suppression_exclusions = none
+
+# New line preferences
+dotnet_style_allow_multiple_blank_lines_experimental = true
+dotnet_style_allow_statement_immediately_after_block_experimental = true
+
+#### C# Coding Conventions ####
+
+# var preferences
+csharp_style_var_elsewhere = false
+csharp_style_var_for_built_in_types = false
+csharp_style_var_when_type_is_apparent = false
+
+# Expression-bodied members
+csharp_style_expression_bodied_accessors = true
+csharp_style_expression_bodied_constructors = false
+csharp_style_expression_bodied_indexers = true
+csharp_style_expression_bodied_lambdas = true
+csharp_style_expression_bodied_local_functions = false
+csharp_style_expression_bodied_methods = false
+csharp_style_expression_bodied_operators = false
+csharp_style_expression_bodied_properties = true
+
+# Pattern matching preferences
+csharp_style_pattern_matching_over_as_with_null_check = true
+csharp_style_pattern_matching_over_is_with_cast_check = true
+csharp_style_prefer_extended_property_pattern = true
+csharp_style_prefer_not_pattern = true
+csharp_style_prefer_pattern_matching = true
+csharp_style_prefer_switch_expression = true
+
+# Null-checking preferences
+csharp_style_conditional_delegate_call = true
+
+# Modifier preferences
+csharp_prefer_static_anonymous_function = true
+csharp_prefer_static_local_function = true
+csharp_preferred_modifier_order = public,private,protected,internal,file,static,extern,new,virtual,abstract,sealed,override,readonly,unsafe,required,volatile,async
+csharp_style_prefer_readonly_struct = true
+csharp_style_prefer_readonly_struct_member = true
+
+# Code-block preferences
+csharp_prefer_braces = true
+csharp_prefer_simple_using_statement = true
+csharp_prefer_system_threading_lock = true
+csharp_style_namespace_declarations = block_scoped
+csharp_style_prefer_method_group_conversion = true
+csharp_style_prefer_primary_constructors = true
+csharp_style_prefer_top_level_statements = true
+
+# Expression-level preferences
+csharp_prefer_simple_default_expression = true
+csharp_style_deconstructed_variable_declaration = true
+csharp_style_implicit_object_creation_when_type_is_apparent = true
+csharp_style_inlined_variable_declaration = true
+csharp_style_prefer_index_operator = true
+csharp_style_prefer_local_over_anonymous_function = true
+csharp_style_prefer_null_check_over_type_check = true
+csharp_style_prefer_range_operator = true
+csharp_style_prefer_tuple_swap = true
+csharp_style_prefer_utf8_string_literals = true
+csharp_style_throw_expression = true
+csharp_style_unused_value_assignment_preference = discard_variable
+csharp_style_unused_value_expression_statement_preference = discard_variable
+
+# 'using' directive preferences
+csharp_using_directive_placement = outside_namespace
+
+# New line preferences
+csharp_style_allow_blank_line_after_colon_in_constructor_initializer_experimental = true
+csharp_style_allow_blank_line_after_token_in_arrow_expression_clause_experimental = true
+csharp_style_allow_blank_line_after_token_in_conditional_expression_experimental = true
+csharp_style_allow_blank_lines_between_consecutive_braces_experimental = true
+csharp_style_allow_embedded_statements_on_same_line_experimental = true
+
+#### C# Formatting Rules ####
+
+# New line preferences
+csharp_new_line_before_catch = true
+csharp_new_line_before_else = true
+csharp_new_line_before_finally = true
+csharp_new_line_before_members_in_anonymous_types = true
+csharp_new_line_before_members_in_object_initializers = true
+csharp_new_line_before_open_brace = none
+csharp_new_line_between_query_expression_clauses = true
+
+# Indentation preferences
+csharp_indent_block_contents = true
+csharp_indent_braces = false
+csharp_indent_case_contents = true
+csharp_indent_case_contents_when_block = false
+csharp_indent_labels = flush_left
+csharp_indent_switch_labels = true
+
+# Space preferences
+csharp_space_after_cast = false
+csharp_space_after_colon_in_inheritance_clause = true
+csharp_space_after_comma = true
+csharp_space_after_dot = false
+csharp_space_after_keywords_in_control_flow_statements = true
+csharp_space_after_semicolon_in_for_statement = true
+csharp_space_around_binary_operators = before_and_after
+csharp_space_around_declaration_statements = false
+csharp_space_before_colon_in_inheritance_clause = true
+csharp_space_before_comma = false
+csharp_space_before_dot = false
+csharp_space_before_open_square_brackets = false
+csharp_space_before_semicolon_in_for_statement = false
+csharp_space_between_empty_square_brackets = false
+csharp_space_between_method_call_empty_parameter_list_parentheses = false
+csharp_space_between_method_call_name_and_opening_parenthesis = false
+csharp_space_between_method_call_parameter_list_parentheses = false
+csharp_space_between_method_declaration_empty_parameter_list_parentheses = false
+csharp_space_between_method_declaration_name_and_open_parenthesis = false
+csharp_space_between_method_declaration_parameter_list_parentheses = false
+csharp_space_between_parentheses = false
+csharp_space_between_square_brackets = false
+
+# Wrapping preferences
+csharp_preserve_single_line_blocks = true
+csharp_preserve_single_line_statements = true
+
+#### Naming styles ####
+
+# Naming rules
+
+dotnet_naming_rule.interface_should_be_begins_with_i.severity = suggestion
+dotnet_naming_rule.interface_should_be_begins_with_i.symbols = interface
+dotnet_naming_rule.interface_should_be_begins_with_i.style = begins_with_i
+
+dotnet_naming_rule.types_should_be_pascal_case.severity = suggestion
+dotnet_naming_rule.types_should_be_pascal_case.symbols = types
+dotnet_naming_rule.types_should_be_pascal_case.style = pascal_case
+
+dotnet_naming_rule.non_field_members_should_be_pascal_case.severity = suggestion
+dotnet_naming_rule.non_field_members_should_be_pascal_case.symbols = non_field_members
+dotnet_naming_rule.non_field_members_should_be_pascal_case.style = pascal_case
+
+# Symbol specifications
+
+dotnet_naming_symbols.interface.applicable_kinds = interface
+dotnet_naming_symbols.interface.applicable_accessibilities = public, internal, private, protected, protected_internal, private_protected
+dotnet_naming_symbols.interface.required_modifiers = 
+
+dotnet_naming_symbols.types.applicable_kinds = class, struct, interface, enum
+dotnet_naming_symbols.types.applicable_accessibilities = public, internal, private, protected, protected_internal, private_protected
+dotnet_naming_symbols.types.required_modifiers = 
+
+dotnet_naming_symbols.non_field_members.applicable_kinds = property, event, method
+dotnet_naming_symbols.non_field_members.applicable_accessibilities = public, internal, private, protected, protected_internal, private_protected
+dotnet_naming_symbols.non_field_members.required_modifiers = 
+
+# Naming styles
+
+dotnet_naming_style.pascal_case.required_prefix = 
+dotnet_naming_style.pascal_case.required_suffix = 
+dotnet_naming_style.pascal_case.word_separator = 
+dotnet_naming_style.pascal_case.capitalization = pascal_case
+
+dotnet_naming_style.begins_with_i.required_prefix = I
+dotnet_naming_style.begins_with_i.required_suffix = 
+dotnet_naming_style.begins_with_i.word_separator = 
+dotnet_naming_style.begins_with_i.capitalization = pascal_case

src/dotnet/RagePhoto.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Runtime.InteropServices;
+using System.Text;
 
 namespace Syping.RagePhoto {
 
@@ -109,16 +110,15 @@ namespace Syping.RagePhoto {
         }
 
         public void Load(Byte[] data) {
-            UIntPtr size = (UIntPtr)data.LongLength;
+            bool result = ragephoto_load(_instance, data, (UIntPtr)data.LongLength);
-            bool result = ragephoto_load(_instance, data, size);
             if (!result)
-                throw new RagePhotoException(this, string.Format("Failed to load Photo: {0}", Error.ToString()));
+                throw new RagePhotoException(this, string.Format("Failed to load Photo: {0}", Error));
         }
 
         public void LoadFile(String path) {
             bool result = ragephoto_loadfile(_instance, path);
             if (!result)
-                throw new RagePhotoException(this, string.Format("Failed to load Photo: {0}", Error.ToString()));
+                throw new RagePhotoException(this, string.Format("Failed to load Photo: {0}", Error));
         }
 
         public RagePhotoData Data {
@@ -126,11 +126,8 @@ namespace Syping.RagePhoto {
         }
 
         public String Description {
-            get {
+            get => PtrToStringUTF8(ragephoto_getphotodesc(_instance));
-                IntPtr descPtr = ragephoto_getphotodesc(_instance);
+            set => ragephoto_setphotodesc(_instance, value, (UInt32)DefaultSize.DEFAULT_DESCBUFFER);
-                return descPtr == IntPtr.Zero ? string.Empty : Marshal.PtrToStringUTF8(descPtr);
-            }
-            set => ragephoto_setphotodesc(_instance, value, 0);
         }
 
         public PhotoError Error {
@@ -147,14 +144,99 @@ namespace Syping.RagePhoto {
                 UInt32 size = ragephoto_getphotosize(_instance);
                 if (size == 0)
                     return Array.Empty<Byte>();
-                IntPtr jpegPtr = ragephoto_getphotojpeg(_instance);
+                byte[] buffer = new Byte[size];
-                byte[] jpeg = new Byte[size];
+                IntPtr ptr = ragephoto_getphotojpeg(_instance);
-                Marshal.Copy(jpegPtr, jpeg, 0, (Int32)size);
+                Marshal.Copy(ptr, buffer, 0, (Int32)size);
-                return jpeg;
+                return buffer;
             }
-            set {
+            set => SetJpeg(value);
+        }
+
+        public UInt32 JpegSize {
+            get => ragephoto_getphotosize(_instance);
+        }
+
+        public String Json {
+            get => PtrToStringUTF8(ragephoto_getphotojson(_instance));
+            set => ragephoto_setphotojson(_instance, value, (UInt32)DefaultSize.DEFAULT_JSONBUFFER);
+        }
+
+        public String Header {
+            get => PtrToStringUTF8(ragephoto_getphotoheader(_instance));
+        }
+
+        public UIntPtr SaveSize {
+            get => ragephoto_getsavesize(_instance);
+        }
+
+        public UInt64 Sign {
+            get => ragephoto_getphotosign(_instance);
+        }
+
+        public String Title {
+            get => PtrToStringUTF8(ragephoto_getphototitle(_instance));
+            set => ragephoto_setphototitle(_instance, value, (UInt32)DefaultSize.DEFAULT_TITLBUFFER);
+        }
+
+        public UIntPtr GetSaveSize() {
+            return ragephoto_getsavesize(_instance);
+        }
+
+        public UIntPtr GetSaveSize(PhotoFormat photoFormat) {
+            return ragephoto_getsavesizef(_instance, (UInt32)photoFormat);
+        }
+
+        public Byte[] Save() {
+            Byte[] photo = new Byte[Environment.Is64BitProcess ? (UInt64)GetSaveSize() : (UInt32)GetSaveSize()];
+            bool result = ragephoto_save(_instance, photo);
+            if (!result)
+                throw new RagePhotoException(this, string.Format("Failed to save Photo: {0}", Error));
+            return photo;
+        }
+
+        public Byte[] Save(PhotoFormat photoFormat) {
+            Byte[] photo = new Byte[Environment.Is64BitProcess ? (UInt64)GetSaveSize(photoFormat) : (UInt32)GetSaveSize(photoFormat)];
+            bool result = ragephoto_savef(_instance, photo, (UInt32)photoFormat);
+            if (!result)
+                throw new RagePhotoException(this, string.Format("Failed to save Photo: {0}", Error));
+            return photo;
+        }
+
+        public void SaveFile(String path) {
+            bool result = ragephoto_savefile(_instance, path);
+            if (!result)
+                throw new RagePhotoException(this, string.Format("Failed to save Photo: {0}", Error));
+        }
+
+        public void SaveFile(String path, PhotoFormat photoFormat) {
+            bool result = ragephoto_savefilef(_instance, path, (UInt32)photoFormat);
+            if (!result)
+                throw new RagePhotoException(this, string.Format("Failed to save Photo: {0}", Error));
+        }
+
+        public void SetBufferDefault() {
+            ragephoto_setbufferdefault(_instance);
+        }
+
+        public void SetBufferOffsets() {
+            ragephoto_setbufferoffsets(_instance);
+        }
+
+        public void SetDescription(String description) {
+            ragephoto_setphotodesc(_instance, description, (UInt32)DefaultSize.DEFAULT_DESCBUFFER);
+        }
+
+        public void SetDescription(String description, UInt32 bufferSize) {
+            ragephoto_setphotodesc(_instance, description, bufferSize);
+        }
+
+        public void SetHeader(String header, UInt32 headerSum, UInt32 headerSum2 = 0) {
+            ragephoto_setphotoheader2(_instance, header, headerSum, headerSum2);
+        }
+
+        public void SetJpeg(Byte[] jpeg) {
             UInt32 bufferSize;
-                UInt32 size = (UInt32)value.Length;
+            UInt32 size = (UInt32)jpeg.Length;
             switch (Format) {
                 case PhotoFormat.GTA5:
                     if (size > (UInt32)DefaultSize.DEFAULT_GTA5_PHOTOBUFFER)
@@ -172,105 +254,56 @@ namespace Syping.RagePhoto {
                     bufferSize = size;
                     break;
             }
-                bool result = ragephoto_setphotojpeg(_instance, value, size, bufferSize);
+            bool result = ragephoto_setphotojpeg(_instance, jpeg, size, bufferSize);
             if (!result)
-                    throw new RagePhotoException(this, string.Format("Failed to set Jpeg: {0}", Error.ToString()));
+                throw new RagePhotoException(this, string.Format("Failed to set Jpeg: {0}", Error));
-            }
         }
 
-        public UInt32 JpegSize {
+        public void SetJpeg(Byte[] jpeg, UInt32 bufferSize) {
-            get => ragephoto_getphotosize(_instance);
+            bool result = ragephoto_setphotojpeg(_instance, jpeg, (UInt32)jpeg.Length, bufferSize);
-        }
-
-        public String Json {
-            get {
-                IntPtr jsonPtr = ragephoto_getphotojson(_instance);
-                return jsonPtr == IntPtr.Zero ? string.Empty : Marshal.PtrToStringUTF8(jsonPtr);
-            }
-            set => ragephoto_setphotojson(_instance, value, 0);
-        }
-
-        public String Header {
-            get {
-                IntPtr headerPtr = ragephoto_getphotoheader(_instance);
-                return headerPtr == IntPtr.Zero ? string.Empty : Marshal.PtrToStringUTF8(headerPtr);
-            }
-        }
-
-        public UIntPtr SaveSize {
-            get => ragephoto_getsavesize(_instance);
-        }
-
-        public UInt64 Sign {
-            get => ragephoto_getphotosign(_instance);
-        }
-
-        public String Title {
-            get {
-                IntPtr titlePtr = ragephoto_getphototitle(_instance);
-                return titlePtr == IntPtr.Zero ? string.Empty : Marshal.PtrToStringUTF8(titlePtr);
-            }
-            set => ragephoto_setphototitle(_instance, value, 0);
-        }
-
-        public UIntPtr GetSaveSize() {
-            return ragephoto_getsavesize(_instance);
-        }
-
-        public UIntPtr GetSaveSize(PhotoFormat photoFormat) {
-            return ragephoto_getsavesizef(_instance, (UInt32)photoFormat);
-        }
-
-        public Byte[] Save() {
-            Byte[] photo = new Byte[Environment.Is64BitProcess ? (UInt64)GetSaveSize() : (UInt32)GetSaveSize()];
-            bool result = ragephoto_save(_instance, photo);
             if (!result)
-                throw new RagePhotoException(this, string.Format("Failed to save Photo: {0}", Error.ToString()));
+                throw new RagePhotoException(this, string.Format("Failed to set Jpeg: {0}", Error));
-            return photo;
         }
 
-        public Byte[] Save(PhotoFormat photoFormat) {
+        public void SetJson(String json) {
-            Byte[] photo = new Byte[Environment.Is64BitProcess ? (UInt64)GetSaveSize(photoFormat) : (UInt32)GetSaveSize(photoFormat)];
+            ragephoto_setphotojson(_instance, json, (UInt32)DefaultSize.DEFAULT_JSONBUFFER);
-            bool result = ragephoto_savef(_instance, photo, (UInt32)photoFormat);
-            if (!result)
-                throw new RagePhotoException(this, string.Format("Failed to save Photo: {0}", Error.ToString()));
-            return photo;
         }
 
-        public void SaveFile(String path) {
+        public void SetJson(String json, UInt32 bufferSize) {
-            bool result = ragephoto_savefile(_instance, path);
+            ragephoto_setphotojson(_instance, json, bufferSize);
-            if (!result)
-                throw new RagePhotoException(this, string.Format("Failed to save Photo: {0}", Error.ToString()));
         }
 
-        public void SaveFile(String path, PhotoFormat photoFormat) {
+        public void SetTitle(String title) {
-            bool result = ragephoto_savefilef(_instance, path, (UInt32)photoFormat);
+            ragephoto_setphototitle(_instance, title, (UInt32)DefaultSize.DEFAULT_TITLBUFFER);
-            if (!result)
-                throw new RagePhotoException(this, string.Format("Failed to save Photo: {0}", Error.ToString()));
         }
 
-        public void SetBufferDefault() {
+        public void SetTitle(String title, UInt32 bufferSize) {
-            ragephoto_setbufferdefault(_instance);
+            ragephoto_setphototitle(_instance, title, bufferSize);
-        }
-
-        public void SetBufferOffsets() {
-            ragephoto_setbufferoffsets(_instance);
-        }
-
-        public void SetHeader(String header, UInt32 headerSum, UInt32 headerSum2 = 0) {
-            ragephoto_setphotoheader2(_instance, header, headerSum, headerSum2);
-        }
-
-        public bool SetJpeg(Byte[] jpeg, UInt32 bufferSize = 0) {
-            UInt32 size = (UInt32)jpeg.Length;
-            return ragephoto_setphotojpeg(_instance, jpeg, size, bufferSize);
         }
 
         public static String Version {
-            get {
+            get => PtrToStringAnsi(ragephoto_version());
-                IntPtr versionPtr = ragephoto_version();
-                return versionPtr == IntPtr.Zero ? string.Empty : Marshal.PtrToStringAnsi(versionPtr);
         }
+
+        private static String PtrToStringAnsi(IntPtr ptr) {
+            if (ptr == IntPtr.Zero)
+                return string.Empty;
+            return Marshal.PtrToStringAnsi(ptr);
+        }
+
+        private static String PtrToStringUTF8(IntPtr ptr) {
+            if (ptr == IntPtr.Zero)
+                return string.Empty;
+#if NETSTANDARD2_1_OR_GREATER
+            return Marshal.PtrToStringUTF8(ptr);
+#else
+            Int32 length = 0;
+            while (Marshal.ReadByte(ptr, length) != 0)
+                length++;
+            byte[] buffer = new byte[length];
+            Marshal.Copy(ptr, buffer, 0, length);
+            return Encoding.UTF8.GetString(buffer);
+#endif
         }
     }
 }

src/dotnet/Syping.RagePhoto.Core.csproj

@@ -1,12 +1,12 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>netstandard2.1</TargetFramework>
+    <TargetFrameworks>netstandard2.1;net47</TargetFrameworks>
     <AssemblyName>Syping.RagePhoto.Core</AssemblyName>
     <RootNamespace>Syping.RagePhoto</RootNamespace>
-    <Version>0.6.1.3</Version>
+    <Version>0.6.1.4</Version>
-    <AssemblyVersion>0.6.1.3</AssemblyVersion>
+    <AssemblyVersion>0.6.1.4</AssemblyVersion>
-    <FileVersion>0.6.1.3</FileVersion>
+    <FileVersion>0.6.1.4</FileVersion>
     <Authors>Syping</Authors>
     <Copyright>Copyright © 2025 Syping</Copyright>
     <Description>Open Source RAGE Photo Parser for GTA V and RDR 2</Description>
@@ -14,6 +14,10 @@
     <RepositoryUrl>https://github.com/Syping/libragephoto</RepositoryUrl>
   </PropertyGroup>
 
+  <PropertyGroup Condition="'$(TargetFramework)' == 'net47'">
+    <LangVersion>8.0</LangVersion>
+  </PropertyGroup>
+
   <ItemGroup>
     <NativeDlls Include="runtimes\**\libragephoto.dll" />
   </ItemGroup>