Fixing asp native binary loading

Former-commit-id: e8e15db739bca8b30b9450e75a52588236364e85

build/NuSpecs/ImageProcessor.nuspec

@@ -25,8 +25,8 @@ Feedback is always welcome.</description>
     </metadata>
     <files>
         <file src="..\_BuildOutput\ImageProcessor\lib\ImageProcessor.dll" target="lib\ImageProcessor.dll" />
-        <file src="..\_BuildOutput\ImageProcessor\lib\x86\libwebp.dll" target="build\native\lib\x86\libwebp.dll" />
-        <file src="..\_BuildOutput\ImageProcessor\lib\x64\libwebp.dll" target="build\native\lib\x64\libwebp.dll" />
+        <file src="..\_BuildOutput\ImageProcessor\lib\libwebp32.dll" target="build\native\lib\libwebp32.dll" />
+        <file src="..\_BuildOutput\ImageProcessor\lib\libwebp64.dll" target="build\native\lib\libwebp64.dll" />
         <file src="..\content\ImageProcessor\imageprocessor.targets" target="build\imageprocessor.targets" /> 
     </files>
 </package>

build/content/ImageProcessor/imageprocessor.targets

@@ -14,7 +14,7 @@
   </PropertyGroup>
   <Target Name="CopyNativeBinaries" DependsOnTargets="CopyFilesToOutputDirectory">
     <Copy SourceFiles="@(NativeBinaries)"
-          DestinationFiles="@(NativeBinaries->'$(OutDir)\%(RecursiveDir)\%(Filename).%(Extension)')">
+          DestinationFiles="@(NativeBinaries->'$(OutDir)\%(RecursiveDir)\%(Filename)%(Extension)')">
       <Output TaskParameter="DestinationFiles" ItemName="FileWrites" />
     </Copy>
   </Target>

src/ImageProcessor.Web/NET45/Configuration/ImageProcessorConfiguration.cs

@@ -13,12 +13,16 @@ namespace ImageProcessor.Web.Configuration
     using System;
     using System.Collections.Concurrent;
     using System.Collections.Generic;
+    using System.Diagnostics;
+    using System.IO;
     using System.Linq;
     using System.Reflection;
+    using System.Web;
     using System.Web.Compilation;
 
     using ImageProcessor.Common.Extensions;
     using ImageProcessor.Processors;
+    using ImageProcessor.Web.Helpers;
     using ImageProcessor.Web.Processors;
 
     /// <summary>
@@ -28,6 +32,12 @@ namespace ImageProcessor.Web.Configuration
     public sealed class ImageProcessorConfiguration
     {
         #region Fields
+        /// <summary>
+        /// Whether the process is running in 64bit mode. Used for calling the correct dllimport method.
+        /// Clunky I know but I couldn't get dynamic methods to work.
+        /// </summary>
+        private static readonly bool Is64Bit = Environment.Is64BitProcess;
+
         /// <summary>
         /// A new instance Initializes a new instance of the <see cref="T:ImageProcessor.Web.Config.ImageProcessorConfig"/> class.
         /// with lazy initialization.
@@ -71,6 +81,7 @@ namespace ImageProcessor.Web.Configuration
         /// </summary>
         private ImageProcessorConfiguration()
         {
+            this.EnsureNativeBinariesLoaded();
             this.LoadGraphicsProcessors();
         }
         #endregion
@@ -353,6 +364,38 @@ namespace ImageProcessor.Web.Configuration
                 webProcessor.Processor.Settings = this.GetPluginSettings(webProcessor.GetType().Name);
             }
         }
+
+        /// <summary>
+        /// Ensures that the native binaries are loaded.
+        /// </summary>
+        private void EnsureNativeBinariesLoaded()
+        {
+            string binary = Is64Bit ? "libwebp64.dll" : "libwebp32.dll";
+            string sourcePath = HttpContext.Current.Server.MapPath("~/bin");
+            string targetPath = new Uri(Assembly.GetExecutingAssembly().Location).LocalPath;
+            IntPtr pointer = IntPtr.Zero;
+
+            // Shadow copy the native binaries.
+            sourcePath = Path.Combine(sourcePath, binary);
+            targetPath = Path.GetFullPath(Path.Combine(targetPath, "..\\" + binary));
+
+            File.Copy(sourcePath, targetPath, true);
+
+            try
+            {
+                // Load the binary into memory.
+                pointer = NativeMethods.LoadLibrary(targetPath);
+            }
+            catch (Exception ex)
+            {
+                Debug.WriteLine(ex.Message);
+            }
+
+            if (pointer == IntPtr.Zero)
+            {
+                throw new ApplicationException("Cannot open " + binary);
+            }
+        }
         #endregion
     }
 }

src/ImageProcessor.Web/NET45/Helpers/NativeMethods.cs

@@ -0,0 +1,44 @@
+// --------------------------------------------------------------------------------------------------------------------
+// <copyright file="NativeMethods.cs" company="James South">
+//   Copyright (c) James South.
+//   Licensed under the Apache License, Version 2.0.
+// </copyright>
+// <summary>
+//   Provides access to unmanaged native methods.
+// </summary>
+// --------------------------------------------------------------------------------------------------------------------
+
+namespace ImageProcessor.Web.Helpers
+{
+    using System;
+    using System.Runtime.InteropServices;
+
+    /// <summary>
+    /// Provides access to unmanaged native methods.
+    /// </summary>
+    internal class NativeMethods
+    {
+        /// <summary>
+        /// Loads the specified module into the address space of the calling process. 
+        /// The specified module may cause other modules to be loaded.
+        /// </summary>
+        /// <param name="libname">
+        /// The name of the module. This can be either a library module or 
+        /// an executable module. 
+        /// </param>
+        /// <returns>If the function succeeds, the return value is a handle to the module; otherwise null.</returns>
+        [DllImport("kernel32.dll", CharSet = CharSet.Auto, SetLastError = true)]
+        public static extern IntPtr LoadLibrary(string libname);
+
+        /// <summary>
+        /// Frees the loaded dynamic-link library (DLL) module and, if necessary, decrements its reference count. 
+        /// When the reference count reaches zero, the module is unloaded from the address space of the calling 
+        /// process and the handle is no longer valid.
+        /// </summary>
+        /// <param name="hModule">A handle to the loaded library module. 
+        /// The LoadLibrary, LoadLibraryEx, GetModuleHandle, or GetModuleHandleEx function returns this handle.</param>
+        /// <returns>If the function succeeds, the return value is nonzero; otherwise zero.</returns>
+        [DllImport("kernel32.dll", CharSet = CharSet.Auto)]
+        public static extern bool FreeLibrary(IntPtr hModule);
+    }
+}

src/ImageProcessor.Web/NET45/ImageProcessor.Web_NET45.csproj

@@ -54,6 +54,7 @@
     <Compile Include="Configuration\ImageProcessorConfiguration.cs" />
     <Compile Include="Configuration\ImageSecuritySection.cs" />
     <Compile Include="Helpers\CommonParameterParserUtility.cs" />
+    <Compile Include="Helpers\NativeMethods.cs" />
     <Compile Include="Helpers\ResourceHelpers.cs" />
     <Compile Include="Helpers\ImageHelpers.cs" />
     <Compile Include="Helpers\RemoteFile.cs" />

src/ImageProcessor.Web/NET45/Settings.StyleCop

@@ -0,0 +1,7 @@
+<StyleCopSettings Version="105">
+  <GlobalSettings>
+    <CollectionProperty Name="RecognizedWords">
+      <Value>dllimport</Value>
+    </CollectionProperty>
+  </GlobalSettings>
+</StyleCopSettings>

src/ImageProcessor/Configuration/ImageProcessorBootstrapper.cs

@@ -12,7 +12,10 @@ namespace ImageProcessor.Configuration
 {
     using System;
     using System.Collections.Generic;
+    using System.IO;
     using System.Linq;
+    using System.Reflection;
+
     using ImageProcessor.Common.Exceptions;
     using ImageProcessor.Common.Extensions;
     using ImageProcessor.Imaging.Formats;

src/ImageProcessor/ImageProcessor.csproj

@@ -130,10 +130,10 @@
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
   <ItemGroup>
-    <Content Include="x64\libwebp.dll">
+    <Content Include="libwebp64.dll">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </Content>
-    <Content Include="x86\libwebp.dll">
+    <Content Include="libwebp32.dll">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </Content>
   </ItemGroup>

src/ImageProcessor/Imaging/Formats/NativeMethods.cs

@@ -37,7 +37,7 @@ namespace ImageProcessor.Imaging.Formats
         /// <returns>
         /// 1 if success, otherwise error code returned in the case of (a) formatting error(s).
         /// </returns>
-        [DllImport("x86\\libwebp.dll", CallingConvention = CallingConvention.Cdecl, EntryPoint = "WebPGetInfo")]
+        [DllImport("libwebp32.dll", CallingConvention = CallingConvention.Cdecl, EntryPoint = "WebPGetInfo")]
         public static extern int WebPGetInfo86(IntPtr data, uint dataSize, out int width, out int height);
 
         /// <summary>
@@ -58,7 +58,7 @@ namespace ImageProcessor.Imaging.Formats
         /// <returns>
         /// 1 if success, otherwise error code returned in the case of (a) formatting error(s).
         /// </returns>
-        [DllImport("x64\\libwebp.dll", CallingConvention = CallingConvention.Cdecl, EntryPoint = "WebPGetInfo")]
+        [DllImport("libwebp64.dll", CallingConvention = CallingConvention.Cdecl, EntryPoint = "WebPGetInfo")]
         public static extern int WebPGetInfo64(IntPtr data, uint dataSize, out int width, out int height);
 
         /// <summary>
@@ -82,7 +82,7 @@ namespace ImageProcessor.Imaging.Formats
         /// <returns>
         /// output_buffer if function succeeds; NULL otherwise
         /// </returns>
-        [DllImport("x86\\libwebp.dll", CallingConvention = CallingConvention.Cdecl, EntryPoint = "WebPDecodeBGRAInto")]
+        [DllImport("libwebp32.dll", CallingConvention = CallingConvention.Cdecl, EntryPoint = "WebPDecodeBGRAInto")]
         public static extern IntPtr WebPDecodeBGRAInto86(IntPtr data, uint dataSize, IntPtr outputBuffer, int outputBufferSize, int outputStride);
 
         /// <summary>
@@ -106,7 +106,7 @@ namespace ImageProcessor.Imaging.Formats
         /// <returns>
         /// output_buffer if function succeeds; NULL otherwise
         /// </returns>
-        [DllImport("x64\\libwebp.dll", CallingConvention = CallingConvention.Cdecl, EntryPoint = "WebPDecodeBGRAInto")]
+        [DllImport("libwebp64.dll", CallingConvention = CallingConvention.Cdecl, EntryPoint = "WebPDecodeBGRAInto")]
         public static extern IntPtr WebPDecodeBGRAInto64(IntPtr data, uint dataSize, IntPtr outputBuffer, int outputBufferSize, int outputStride);
 
         /// <summary>
@@ -133,7 +133,7 @@ namespace ImageProcessor.Imaging.Formats
         /// <returns>
         /// Size of WebP Image
         /// </returns>
-        [DllImport("x86\\libwebp.dll", CallingConvention = CallingConvention.Cdecl, EntryPoint = "WebPEncodeBGRA")]
+        [DllImport("libwebp32.dll", CallingConvention = CallingConvention.Cdecl, EntryPoint = "WebPEncodeBGRA")]
         public static extern int WebPEncodeBGRA86(IntPtr rgb, int width, int height, int stride, float qualityFactor, out IntPtr output);
 
         /// <summary>
@@ -160,7 +160,7 @@ namespace ImageProcessor.Imaging.Formats
         /// <returns>
         /// Size of WebP Image
         /// </returns>
-        [DllImport("x64\\libwebp.dll", CallingConvention = CallingConvention.Cdecl, EntryPoint = "WebPEncodeBGRA")]
+        [DllImport("libwebp64.dll", CallingConvention = CallingConvention.Cdecl, EntryPoint = "WebPEncodeBGRA")]
         public static extern int WebPEncodeBGRA64(IntPtr rgb, int width, int height, int stride, float qualityFactor, out IntPtr output);
 
         /// <summary>
@@ -172,7 +172,7 @@ namespace ImageProcessor.Imaging.Formats
         /// <returns>
         /// 1 if success, otherwise error code returned in the case of (a) error(s).
         /// </returns>
-        [DllImport("x86\\libwebp.dll", CallingConvention = CallingConvention.Cdecl, EntryPoint = "WebPFree")]
+        [DllImport("libwebp32.dll", CallingConvention = CallingConvention.Cdecl, EntryPoint = "WebPFree")]
         public static extern int WebPFree86(IntPtr pointer);
 
         /// <summary>
@@ -184,7 +184,7 @@ namespace ImageProcessor.Imaging.Formats
         /// <returns>
         /// 1 if success, otherwise error code returned in the case of (a) error(s).
         /// </returns>
-        [DllImport("x64\\libwebp.dll", CallingConvention = CallingConvention.Cdecl, EntryPoint = "WebPFree")]
+        [DllImport("libwebp64.dll", CallingConvention = CallingConvention.Cdecl, EntryPoint = "WebPFree")]
         public static extern int WebPFree64(IntPtr pointer);
         #endregion
     }

src/ImageProcessor/Imaging/Formats/WebPFormat.cs

@@ -32,7 +32,7 @@ namespace ImageProcessor.Imaging.Formats
     public class WebPFormat : FormatBase
     {
         /// <summary>
-        /// Whether the process is running in 63bit mode. Used for calling the correct dllimport method.
+        /// Whether the process is running in 64bit mode. Used for calling the correct dllimport method.
         /// Clunky I know but I couldn't get dynamic methods to work.
         /// </summary>
         private static readonly bool Is64Bit = Environment.Is64BitProcess;
@@ -227,11 +227,6 @@ namespace ImageProcessor.Imaging.Formats
                     outputBuffer = NativeMethods.WebPDecodeBGRAInto86(ptrData, dataSize, outputBuffer, outputBufferSize, bitmapData.Stride);
                 }
 
-                if (bitmapData.Scan0 != outputBuffer)
-                {
-                    throw new ImageFormatException("Failed to decode WebP image with error " + (long)outputBuffer);
-                }
-
                 // Write image to bitmap using Marshal
                 byte[] buffer = new byte[outputBufferSize];
                 Marshal.Copy(outputBuffer, buffer, 0, outputBufferSize);

src/ImageProcessorConsole/Program.cs

@@ -40,9 +40,9 @@ namespace ImageProcessorConsole
                 di.Create();
             }
 
-            FileInfo[] files = di.GetFiles("*.jpg");
+            //FileInfo[] files = di.GetFiles("*.jpg");
             //FileInfo[] files = di.GetFiles();
-            //var files = GetFilesByExtensions(di, ".gif", ".webp");
+            IEnumerable<FileInfo> files = GetFilesByExtensions(di, ".gif", ".webp");
 
 
             foreach (FileInfo fileInfo in files)
@@ -60,11 +60,11 @@ namespace ImageProcessorConsole
                         imageFactory.Load(inStream)
                             .AutoRotate()
                             .Constrain(size)
-                            .Format(new WebPFormat())
-                            .Quality(5)
+                            //.Format(new WebPFormat())
+                            //.Quality(5)
                             // ReSharper disable once AssignNullToNotNullAttribute
-                             .Save(Path.GetFullPath(Path.Combine(Path.GetDirectoryName(path), @"..\..\images\output", Path.GetFileNameWithoutExtension(fileInfo.Name) + ".webp")));
-                            //.Save(Path.GetFullPath(Path.Combine(Path.GetDirectoryName(path), @"..\..\images\output", fileInfo.Name)));
+                             // .Save(Path.GetFullPath(Path.Combine(Path.GetDirectoryName(path), @"..\..\images\output", Path.GetFileNameWithoutExtension(fileInfo.Name) + ".webp")));
+                            .Save(Path.GetFullPath(Path.Combine(Path.GetDirectoryName(path), @"..\..\images\output", fileInfo.Name)));
                     }
                 }
             }

src/ImageProcessorConsole/images/output/rotate.webp

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:37d346c1cc3fe9635397d508ee332740f1043f942d940871e4cfc3b616cf5279
-size 1792