Remove local retrieval of activation bytes. Use audible api. Dramatically reduces program's size

AaxDecrypter/AaxDecrypter.csproj

@@ -10,57 +10,11 @@
     </Reference>
   </ItemGroup>
 
-  <ItemGroup>
-    <Folder Include="..\..\..\..\..\..\Dinah%2527s folder\coding\_NET\Visual Studio 2019\Libation\AaxDecrypter\UNTESTED\BytesCrackerLib\" />
-  </ItemGroup>
-
   <ItemGroup>
     <ProjectReference Include="..\..\Dinah.Core\Dinah.Core\Dinah.Core.csproj" />
   </ItemGroup>
 
   <ItemGroup>
-    <None Update="BytesCrackerLib\alglib1.dll">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </None>
-    <None Update="BytesCrackerLib\audible_byte#4-4_0_10000x789935_0.rtc">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </None>
-    <None Update="BytesCrackerLib\audible_byte#4-4_1_10000x791425_0.rtc">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </None>
-    <None Update="BytesCrackerLib\audible_byte#4-4_2_10000x790991_0.rtc">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </None>
-    <None Update="BytesCrackerLib\audible_byte#4-4_3_10000x792120_0.rtc">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </None>
-    <None Update="BytesCrackerLib\audible_byte#4-4_4_10000x790743_0.rtc">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </None>
-    <None Update="BytesCrackerLib\audible_byte#4-4_5_10000x790568_0.rtc">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </None>
-    <None Update="BytesCrackerLib\audible_byte#4-4_6_10000x791458_0.rtc">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </None>
-    <None Update="BytesCrackerLib\audible_byte#4-4_7_10000x791707_0.rtc">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </None>
-    <None Update="BytesCrackerLib\audible_byte#4-4_8_10000x790202_0.rtc">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </None>
-    <None Update="BytesCrackerLib\audible_byte#4-4_9_10000x791022_0.rtc">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </None>
-    <None Update="BytesCrackerLib\ffmpeg.exe">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </None>
-    <None Update="BytesCrackerLib\ffprobe.exe">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </None>
-    <None Update="BytesCrackerLib\rcrack.exe">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </None>
     <None Update="DecryptLib\AtomicParsley.exe">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </None>

AaxDecrypter/AaxToM4bConverter.cs

@@ -62,16 +62,18 @@ namespace AaxDecrypter
         public Tags tags { get; private set; }
         public EncodingInfo encodingInfo { get; private set; }
 
-        public static async Task<AaxToM4bConverter> CreateAsync(string inputFile, string decryptKey, Chapters chapters = null)
+        private Func<Task<string>> getKeyFuncAsync { get; }
+
+        public static async Task<AaxToM4bConverter> CreateAsync(string inputFile, string decryptKey, Func<Task<string>> getKeyFunc, Chapters chapters = null)
         {
-            var converter = new AaxToM4bConverter(inputFile, decryptKey);
+            var converter = new AaxToM4bConverter(inputFile, decryptKey, getKeyFunc);
             converter.chapters = chapters ?? new AAXChapters(inputFile);
             await converter.prelimProcessing();
             converter.printPrelim();
 
             return converter;
         }
-        private AaxToM4bConverter(string inputFile, string decryptKey)
+        private AaxToM4bConverter(string inputFile, string decryptKey, Func<Task<string>> getKeyFunc)
         {
 			ArgumentValidator.EnsureNotNullOrWhiteSpace(inputFile, nameof(inputFile));
             if (!File.Exists(inputFile))
@@ -93,6 +95,7 @@ namespace AaxDecrypter
 
             inputFileName = inputFile;
             this.decryptKey = decryptKey;
+            this.getKeyFuncAsync = getKeyFunc;
         }
 
         private async Task prelimProcessing()
@@ -209,22 +212,12 @@ namespace AaxDecrypter
 
         private int getKey_decrypt(string tempRipFile)
         {
-            getKey();
+            decryptKey = getKey();
             return decrypt(tempRipFile);
         }
-        private void getKey()
-        {
-            Console.WriteLine("Discovering decrypt key");
 
-            Console.WriteLine("Getting file hash");
+        // I am NOT happy about doing async this way. Async needs to be added to Step framework
-            var checksum = BytesCracker.GetChecksum(inputFileName);
+        string getKey() => getKeyFuncAsync().GetAwaiter().GetResult();
-            Console.WriteLine("File hash calculated: " + checksum);
-
-            Console.WriteLine("Cracking activation bytes");
-            var activation_bytes = BytesCracker.GetActivationBytes(checksum);
-            decryptKey = activation_bytes;
-            Console.WriteLine("Activation bytes cracked. Decrypt key: " + activation_bytes);
-        }
 
         private int decrypt(string tempRipFile)
         {

AaxDecrypter/BytesCracker.cs

@@ -1,52 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Diagnostics;
-using System.IO;
-using System.Text;
-using System.Threading.Tasks;
-using Dinah.Core;
-using Dinah.Core.Diagnostics;
-
-namespace AaxDecrypter
-{
-    public static class BytesCracker
-    {
-        public static string GetChecksum(string aaxPath)
-        {
-            var info = new ProcessStartInfo
-            {
-                FileName = BytesCrackerSupportLibraries.ffprobePath,
-                Arguments = aaxPath.SurroundWithQuotes(),
-                WorkingDirectory = Directory.GetCurrentDirectory()
-            };
-
-            // checksum is in the debug info. ffprobe's debug info is written to stderr, not stdout
-            var ffprobeStderr = info.RunHidden().Error;
-
-            // example checksum line:
-            // ... [aax] file checksum == 0c527840c4f18517157eb0b4f9d6f9317ce60cd1
-            var checksum = ffprobeStderr.ExtractString("file checksum == ", 40);
-
-            return checksum;
-        }
-
-        /// <summary>use checksum to get activation bytes. activation bytes are unique per audible customer. only have to do this 1x/customer</summary>
-        public static string GetActivationBytes(string checksum)
-        {
-            var info = new ProcessStartInfo
-            {
-                FileName = BytesCrackerSupportLibraries.rcrackPath,
-                Arguments = @". -h " + checksum,
-                WorkingDirectory = Directory.GetCurrentDirectory()
-            };
-
-            var rcrackStdout = info.RunHidden().Output;
-
-            // example result
-            // 0c527840c4f18517157eb0b4f9d6f9317ce60cd1  \xbd\x89X\x09  hex:bd895809
-            var activation_bytes = rcrackStdout.ExtractString("hex:", 8);
-
-            return activation_bytes;
-        }
-    }
-}

AaxDecrypter/BytesCrackerSupportLibraries.cs

@@ -1,28 +0,0 @@
-using System.IO;
-
-namespace AaxDecrypter
-{
-    public static class BytesCrackerSupportLibraries
-    {
-        // GetActivationBytes dependencies
-        //   rcrack.exe
-        //   alglib1.dll
-        //   RainbowCrack files to recover your own Audible activation data (activation_bytes) in an offline manner
-        //   audible_byte#4-4_0_10000x789935_0.rtc
-        //   audible_byte#4-4_1_10000x791425_0.rtc
-        //   audible_byte#4-4_2_10000x790991_0.rtc
-        //   audible_byte#4-4_3_10000x792120_0.rtc
-        //   audible_byte#4-4_4_10000x790743_0.rtc
-        //   audible_byte#4-4_5_10000x790568_0.rtc
-        //   audible_byte#4-4_6_10000x791458_0.rtc
-        //   audible_byte#4-4_7_10000x791707_0.rtc
-        //   audible_byte#4-4_8_10000x790202_0.rtc
-        //   audible_byte#4-4_9_10000x791022_0.rtc
-
-        private static string appPath_ { get; } = Path.GetDirectoryName(Dinah.Core.Exe.FileLocationOnDisk);
-        private static string bytesCrackerLib_ { get; } = Path.Combine(appPath_, "BytesCrackerLib");
-
-        public static string ffprobePath { get; } = Path.Combine(bytesCrackerLib_, "ffprobe.exe");
-        public static string rcrackPath { get; } = Path.Combine(bytesCrackerLib_, "rcrack.exe");
-    }
-}

FileLiberator/DecryptBook.cs

@@ -4,6 +4,7 @@ using System.IO;
 using System.Linq;
 using System.Threading.Tasks;
 using AaxDecrypter;
+using AudibleApi;
 using DataLayer;
 using Dinah.Core;
 using Dinah.Core.ErrorHandling;
@@ -56,9 +57,11 @@ namespace FileLiberator
                 if (AudibleFileStorage.Audio.Exists(libraryBook.Book.AudibleProductId))
                     return new StatusHandler { "Cannot find decrypt. Final audio file already exists" };
 
-                var chapters = await downloadChapterNames(libraryBook);
+				var api = await AudibleApiActions.GetApiAsync(libraryBook.Account, libraryBook.Book.Locale);
 
-                var outputAudioFilename = await aaxToM4bConverterDecrypt(aaxFilename, libraryBook, chapters);
+                var chapters = await downloadChapterNames(libraryBook, api);
+
+                var outputAudioFilename = await aaxToM4bConverterDecrypt(aaxFilename, libraryBook, chapters, api);
 
                 // decrypt failed
                 if (outputAudioFilename == null)
@@ -92,7 +95,23 @@ namespace FileLiberator
             }
         }
 
-        private async Task<string> aaxToM4bConverterDecrypt(string aaxFilename, LibraryBook libraryBook, Chapters chapters = null)
+        private static async Task<Chapters> downloadChapterNames(LibraryBook libraryBook, Api api)
+        {
+            try
+            {
+                var contentMetadata = await api.GetLibraryBookMetadataAsync(libraryBook.Book.AudibleProductId);
+                if (contentMetadata?.ChapterInfo is null)
+                    return null;
+
+                return new DownloadedChapters(contentMetadata.ChapterInfo);
+            }
+            catch
+            {
+                return null;
+            }
+        }
+
+        private async Task<string> aaxToM4bConverterDecrypt(string aaxFilename, LibraryBook libraryBook, Chapters chapters, Api api)
         {
             DecryptBegin?.Invoke(this, $"Begin decrypting {aaxFilename}");
 
@@ -104,7 +123,7 @@ namespace FileLiberator
                     .AccountsSettings
                     .GetAccount(libraryBook.Account, libraryBook.Book.Locale);
 
-                var converter = await AaxToM4bConverter.CreateAsync(aaxFilename, account.DecryptKey, chapters);
+                var converter = await AaxToM4bConverter.CreateAsync(aaxFilename, account.DecryptKey, api.GetActivationBytesAsync, chapters);
                 converter.AppName = "Libation";
 
                 TitleDiscovered?.Invoke(this, converter.tags.title);
@@ -134,23 +153,6 @@ namespace FileLiberator
             }
         }
 
-        private async Task<Chapters> downloadChapterNames(LibraryBook libraryBook)
-        {
-            try
-            {
-                var api = await AudibleApiActions.GetApiAsync(libraryBook.Account, libraryBook.Book.Locale);
-                var contentMetadata = await api.GetLibraryBookMetadataAsync(libraryBook.Book.AudibleProductId);
-
-                if (contentMetadata?.ChapterInfo != null)
-                    return new DownloadedChapters(contentMetadata.ChapterInfo);
-                return null;
-            }
-            catch
-            {
-                return null;
-            }
-        }
-
         private static string moveFilesToBooksDir(Book product, string outputAudioFilename)
 		{
 			// create final directory. move each file into it. MOVE AUDIO FILE LAST

LibationLauncher/LibationLauncher.csproj

@@ -13,7 +13,7 @@
     <!-- <PublishSingleFile>true</PublishSingleFile> -->
     <RuntimeIdentifier>win-x64</RuntimeIdentifier>
 
-    <Version>4.3.0.4</Version>
+    <Version>4.4.0.5</Version>
   </PropertyGroup>
 
   <ItemGroup>

_Demos/ffmpeg decrypt/Form1.cs

@@ -10,8 +10,6 @@ namespace ffmpeg_decrypt
 {
 	public partial class Form1 : Form
 	{
-		public static string resdir { get; } = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "res");
-
 		public Form1()
 		{
 			InitializeComponent();
@@ -47,10 +45,10 @@ namespace ffmpeg_decrypt
 			inputPnl.Enabled = false;
 
 			statuslbl.Text = "Getting File Hash...";
-			var checksum = await GetChecksum(inputdisplay.Text);
+			var checksum = await RCrack.GetChecksum(inputdisplay.Text);
 
 			statuslbl.Text = "Cracking Activation Bytes...";
-			var activation_bytes = await GetActivationBytes(checksum);
+			var activation_bytes = await RCrack.GetActivationBytes(checksum);
 
 			statuslbl.Text = "Converting File...";
 			var encodeTo
@@ -70,81 +68,6 @@ namespace ffmpeg_decrypt
 			statuslbl.Text = "Conversion Complete!";
 		}
 
-		private static async Task<string> GetChecksum(string aaxPath)
-		{
-			Extract("ffprobe.exe");
-
-			var startInfo = new ProcessStartInfo
-			{
-				FileName = Path.Combine(resdir, "ffprobe.exe"),
-				Arguments = aaxPath.SurroundWithQuotes(),
-				CreateNoWindow = true,
-				RedirectStandardOutput = true,
-				RedirectStandardError = true,
-				UseShellExecute = false,
-				WorkingDirectory = Directory.GetCurrentDirectory()
-			};
-
-			using var ffp = new Process { StartInfo = startInfo };
-			ffp.Start();
-
-			// checksum is in the debug info. ffprobe's debug info is written to stderr, not stdout
-			var ffprobeStderr = ffp.StandardError.ReadToEnd();
-
-			await Task.Run(() => ffp.WaitForExit());
-
-			ffp.Close();
-
-			// example checksum line:
-			// ... [aax] file checksum == 0c527840c4f18517157eb0b4f9d6f9317ce60cd1
-			var checksum = ffprobeStderr.ExtractString("file checksum == ", 40);
-
-			return checksum;
-		}
-
-		/// <summary>use checksum to get activation bytes. activation bytes are unique per audible customer. only have to do this 1x/customer</summary>
-		private static async Task<string> GetActivationBytes(string checksum)
-		{
-			Extract("rcrack.exe");
-
-			Extract("alglib1.dll");
-			// RainbowCrack files to recover your own Audible activation data (activation_bytes) in an offline manner
-			Extract("audible_byte#4-4_0_10000x789935_0.rtc");
-			Extract("audible_byte#4-4_1_10000x791425_0.rtc");
-			Extract("audible_byte#4-4_2_10000x790991_0.rtc");
-			Extract("audible_byte#4-4_3_10000x792120_0.rtc");
-			Extract("audible_byte#4-4_4_10000x790743_0.rtc");
-			Extract("audible_byte#4-4_5_10000x790568_0.rtc");
-			Extract("audible_byte#4-4_6_10000x791458_0.rtc");
-			Extract("audible_byte#4-4_7_10000x791707_0.rtc");
-			Extract("audible_byte#4-4_8_10000x790202_0.rtc");
-			Extract("audible_byte#4-4_9_10000x791022_0.rtc");
-
-			var startInfo = new ProcessStartInfo
-			{
-				FileName = Path.Combine(resdir, "rcrack.exe"),
-				Arguments = @". -h " + checksum,
-				CreateNoWindow = true,
-				RedirectStandardOutput = true,
-				UseShellExecute = false,
-				WorkingDirectory = Directory.GetCurrentDirectory()
-			};
-
-			using var rcr = new Process { StartInfo = startInfo };
-			rcr.Start();
-
-			var rcrackStdout = rcr.StandardOutput.ReadToEnd();
-
-			await Task.Run(() => rcr.WaitForExit());
-			rcr.Close();
-
-			// example result
-			// 0c527840c4f18517157eb0b4f9d6f9317ce60cd1  \xbd\x89X\x09  hex:bd895809
-			var activation_bytes = rcrackStdout.ExtractString("hex:", 8);
-
-			return activation_bytes;
-		}
-
 		// ProcessStartInfo.Arguments: use Escaper.EscapeArguments instead of .SurroundWithQuotes()
 
 		// see also: https://stackoverflow.com/questions/4291912/process-start-how-to-get-the-output
@@ -164,7 +87,7 @@ namespace ffmpeg_decrypt
 
 		private static async Task decryptAndSaveFile(string activation_bytes, string inputPath, string outputPath, TextBoxBase debugWindow, EncodeTo encodeTo, int encodeQuality = 80)
 		{
-			Extract("ffmpeg.exe");
+			Resources.Extract("ffmpeg.exe");
 
 			var fileBase = Path.Combine(outputPath, Path.GetFileNameWithoutExtension(inputPath));
 
@@ -186,7 +109,7 @@ namespace ffmpeg_decrypt
 			// nothing in stdout. progress/debug info is in stderr
 			var startInfo = new ProcessStartInfo
 			{
-				FileName = Path.Combine(resdir, "ffmpeg.exe"),
+				FileName = Path.Combine(Resources.resdir, "ffmpeg.exe"),
 				Arguments = arguments,
 				CreateNoWindow = true,
 				RedirectStandardError = true,
@@ -203,24 +126,6 @@ namespace ffmpeg_decrypt
 			ffm.Close();
 		}
 
-		/// <summary>extract embedded resource to file if it doesn't already exist</summary>
-		private static void Extract(string resourceName)
-		{
-			// first determine whether files exist already in res dir
-			if (File.Exists(Path.Combine(resdir, resourceName)))
-				return;
-
-			// extract embedded resource
-			// this technique works but there are easier ways:
-			// https://stackoverflow.com/questions/13031778/how-can-i-extract-a-file-from-an-embedded-resource-and-save-it-to-disk
-			Directory.CreateDirectory(resdir);
-			using var resource = System.Reflection.Assembly.GetCallingAssembly().GetManifestResourceStream($"{nameof(ffmpeg_decrypt)}.res." + resourceName);
-			using var reader = new BinaryReader(resource);
-			using var file = new FileStream(Path.Combine(resdir, resourceName), FileMode.OpenOrCreate);
-			using var writer = new BinaryWriter(file);
-			writer.Write(reader.ReadBytes((int)resource.Length));
-		}
-
 		private void decryptConvertRb_CheckedChanged(object sender, EventArgs e) => convertGb.Enabled = convertRb.Checked;
 	}
 }

_Demos/ffmpeg decrypt/RCrack.cs

@@ -0,0 +1,85 @@
+using System;
+using System.Diagnostics;
+using System.IO;
+using System.Threading.Tasks;
+
+namespace ffmpeg_decrypt
+{
+	public static class RCrack
+	{
+		public static async Task<string> GetChecksum(string aaxPath)
+		{
+			Resources.Extract("ffprobe.exe");
+
+			var startInfo = new ProcessStartInfo
+			{
+				FileName = Path.Combine(Resources.resdir, "ffprobe.exe"),
+				Arguments = aaxPath.SurroundWithQuotes(),
+				CreateNoWindow = true,
+				RedirectStandardOutput = true,
+				RedirectStandardError = true,
+				UseShellExecute = false,
+				WorkingDirectory = Directory.GetCurrentDirectory()
+			};
+
+			using var ffp = new Process { StartInfo = startInfo };
+			ffp.Start();
+
+			// checksum is in the debug info. ffprobe's debug info is written to stderr, not stdout
+			var ffprobeStderr = ffp.StandardError.ReadToEnd();
+
+			await ffp.WaitForExitAsync();
+
+			ffp.Close();
+
+			// example checksum line:
+			// ... [aax] file checksum == 0c527840c4f18517157eb0b4f9d6f9317ce60cd1
+			var checksum = ffprobeStderr.ExtractString("file checksum == ", 40);
+
+			return checksum;
+		}
+
+		/// <summary>use checksum to get activation bytes. activation bytes are unique per audible customer. only have to do this 1x/customer</summary>
+		public static async Task<string> GetActivationBytes(string checksum)
+		{
+			Resources.Extract("rcrack.exe");
+
+			Resources.Extract("alglib1.dll");
+			// RainbowCrack files to recover your own Audible activation data (activation_bytes) in an offline manner
+			Resources.Extract("audible_byte#4-4_0_10000x789935_0.rtc");
+			Resources.Extract("audible_byte#4-4_1_10000x791425_0.rtc");
+			Resources.Extract("audible_byte#4-4_2_10000x790991_0.rtc");
+			Resources.Extract("audible_byte#4-4_3_10000x792120_0.rtc");
+			Resources.Extract("audible_byte#4-4_4_10000x790743_0.rtc");
+			Resources.Extract("audible_byte#4-4_5_10000x790568_0.rtc");
+			Resources.Extract("audible_byte#4-4_6_10000x791458_0.rtc");
+			Resources.Extract("audible_byte#4-4_7_10000x791707_0.rtc");
+			Resources.Extract("audible_byte#4-4_8_10000x790202_0.rtc");
+			Resources.Extract("audible_byte#4-4_9_10000x791022_0.rtc");
+
+			var startInfo = new ProcessStartInfo
+			{
+				FileName = Path.Combine(Resources.resdir, "rcrack.exe"),
+				Arguments = @". -h " + checksum,
+				CreateNoWindow = true,
+				RedirectStandardOutput = true,
+				UseShellExecute = false,
+				WorkingDirectory = Directory.GetCurrentDirectory()
+			};
+
+			using var rcr = new Process { StartInfo = startInfo };
+			rcr.Start();
+
+			var rcrackStdout = rcr.StandardOutput.ReadToEnd();
+
+			await rcr.WaitForExitAsync();
+			rcr.Close();
+
+			// example result
+			// 0c527840c4f18517157eb0b4f9d6f9317ce60cd1  \xbd\x89X\x09  hex:bd895809
+			var activation_bytes = rcrackStdout.ExtractString("hex:", 8);
+
+			return activation_bytes;
+		}
+	}
+}

_Demos/ffmpeg decrypt/Resources.cs

@@ -0,0 +1,28 @@
+using System;
+using System.IO;
+
+namespace ffmpeg_decrypt
+{
+	public static class Resources
+	{
+		public static string resdir { get; } = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "res");
+
+		/// <summary>extract embedded resource to file if it doesn't already exist</summary>
+		public static void Extract(string resourceName)
+		{
+			// first determine whether files exist already in res dir
+			if (File.Exists(Path.Combine(resdir, resourceName)))
+				return;
+
+			// extract embedded resource
+			// this technique works but there are easier ways:
+			// https://stackoverflow.com/questions/13031778/how-can-i-extract-a-file-from-an-embedded-resource-and-save-it-to-disk
+			Directory.CreateDirectory(resdir);
+			using var resource = System.Reflection.Assembly.GetCallingAssembly().GetManifestResourceStream($"{nameof(ffmpeg_decrypt)}.res." + resourceName);
+			using var reader = new BinaryReader(resource);
+			using var file = new FileStream(Path.Combine(resdir, resourceName), FileMode.OpenOrCreate);
+			using var writer = new BinaryWriter(file);
+			writer.Write(reader.ReadBytes((int)resource.Length));
+		}
+	}
+}

_Demos/inAudibleLite/Form1.cs

@@ -66,6 +66,14 @@ namespace inAudibleLite
 			Console.SetOut(multiLogger);
 		}
 
+		string aaxPath;
+		public async Task<string> getActivationBytes()
+		{
+			var checksum = await ffmpeg_decrypt.RCrack.GetChecksum(aaxPath);
+			var activationBytes = await ffmpeg_decrypt.RCrack.GetActivationBytes(checksum);
+			return activationBytes;
+		}
+
 		private async void btnSelectFile_Click(object sender, EventArgs e)
 		{
 			var openFileDialog = new OpenFileDialog { Filter = "Audible files (*.aax)|*.aax" };
@@ -75,7 +83,8 @@ namespace inAudibleLite
 			this.rtbLog.Clear();
 
 			this.txtInputFile.Text = openFileDialog.FileName;
-			converter = await AaxToM4bConverter.CreateAsync(this.txtInputFile.Text, this.decryptKeyTb.Text);
+			aaxPath = this.txtInputFile.Text;
+			converter = await AaxToM4bConverter.CreateAsync(this.txtInputFile.Text, this.decryptKeyTb.Text, getActivationBytes);
 
 			pictureBox1.Image = Dinah.Core.Drawing.ImageReader.ToImage(converter.coverBytes);
 
@@ -90,7 +99,7 @@ namespace inAudibleLite
 
 			// only re-process prelim stats if input filename was changed
 			//also pick up new decrypt key, etc//if (this.txtInputFile.Text != converter?.inputFileName)
-			converter = await AaxToM4bConverter.CreateAsync(this.txtInputFile.Text, this.decryptKeyTb.Text);
+			converter = await AaxToM4bConverter.CreateAsync(this.txtInputFile.Text, this.decryptKeyTb.Text, getActivationBytes);
 
 			converter.AppName = APP_NAME;
 			converter.SetOutputFilename(this.txtOutputFile.Text);

_Demos/inAudibleLite/inAudibleLite.csproj

@@ -9,6 +9,7 @@
   <ItemGroup>
     <ProjectReference Include="..\..\..\Dinah.Core\Dinah.Core.WindowsDesktop\Dinah.Core.WindowsDesktop.csproj" />
     <ProjectReference Include="..\..\AaxDecrypter\AaxDecrypter.csproj" />
+    <ProjectReference Include="..\ffmpeg decrypt\ffmpeg decrypt.csproj" />
   </ItemGroup>
 
 </Project>