update avifenc and avifdec binaries and add arm64 support

Author: Spacefish

src/Native.cs

@@ -10,11 +10,18 @@ public static class Native {
 
     private static string OSFolder {
         get {
-            if(RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
-                return "linux";
+            if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
+            {
+                if (RuntimeInformation.ProcessArchitecture == Architecture.X64)
+                    return "linux-x64";
+                if (RuntimeInformation.ProcessArchitecture == Architecture.Arm64)
+                    return "linux-arm64";
+                throw new InvalidOperationException("Only x64 and arm64 are supported on Linux.");
+            }
 
-            if(RuntimeInformation.IsOSPlatform(OSPlatform.Windows)) {
-                if(Environment.Is64BitProcess)
+            if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
+            {
+                if (Environment.Is64BitProcess)
                     return "win-x64";
 
                 throw new InvalidOperationException("Only x64 is supported on Windows.");

src/native/linux-arm64/avifdec

@@ -0,0 +1,24 @@
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.5.2.0
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "NeoSolve.ImageSharp.AVIF", "NeoSolve.ImageSharp.AVIF.csproj", "{AAA24730-22F9-A42E-140E-7D0FF68C8C3B}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{AAA24730-22F9-A42E-140E-7D0FF68C8C3B}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{AAA24730-22F9-A42E-140E-7D0FF68C8C3B}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{AAA24730-22F9-A42E-140E-7D0FF68C8C3B}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{AAA24730-22F9-A42E-140E-7D0FF68C8C3B}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {0C281A82-01CF-43F4-AD92-F134E9EE199A}
+	EndGlobalSection
+EndGlobal

src/native/linux-arm64/avifenc

@@ -0,0 +1,24 @@
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.5.2.0
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "NeoSolve.ImageSharp.AVIF.Tests", "NeoSolve.ImageSharp.AVIF.Tests.csproj", "{45583CBA-0109-7F08-0CE4-911F94EC8017}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{45583CBA-0109-7F08-0CE4-911F94EC8017}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{45583CBA-0109-7F08-0CE4-911F94EC8017}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{45583CBA-0109-7F08-0CE4-911F94EC8017}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{45583CBA-0109-7F08-0CE4-911F94EC8017}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {7F2C7FB7-A102-4DA1-9432-FBA5A0CD8600}
+	EndGlobalSection
+EndGlobal