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proof of concept

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This commit is contained in:
Sean Kelly 2021-09-26 23:05:17 +13:00
parent 19369a21ef
commit 36f58b64d6
2 changed files with 27 additions and 12 deletions
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37
AaxDecrypter/AaxcDownloadConverter.cs
View File

@ -26,7 +26,7 @@ namespace AaxDecrypter
["Step 1: Get Aaxc Metadata"] = Step1_GetMetadata, ["Step 1: Get Aaxc Metadata"] = Step1_GetMetadata,
["Step 2: Download Decrypted Audiobook"] = Step2_DownloadAudiobook, ["Step 2: Download Decrypted Audiobook"] = Step2_DownloadAudiobook,
["Step 3: Create Cue"] = Step3_CreateCue, //["Step 3: Create Cue"] = Step3_CreateCue,
["Step 4: Cleanup"] = Step4_Cleanup, ["Step 4: Cleanup"] = Step4_Cleanup,
}; };
} }
@ -67,25 +67,40 @@ namespace AaxDecrypter
aaxFile.SetDecryptionKey(downloadLicense.AudibleKey, downloadLicense.AudibleIV); aaxFile.SetDecryptionKey(downloadLicense.AudibleKey, downloadLicense.AudibleIV);
if (File.Exists(outputFileName))
FileExt.SafeDelete(outputFileName);
var outputFile = File.Open(outputFileName, FileMode.OpenOrCreate, FileAccess.ReadWrite);
aaxFile.ConversionProgressUpdate += AaxFile_ConversionProgressUpdate; aaxFile.ConversionProgressUpdate += AaxFile_ConversionProgressUpdate;
var decryptionResult = OutputFormat == OutputFormat.M4b ? aaxFile.ConvertToMp4a(outputFile, downloadLicense.ChapterInfo) : aaxFile.ConvertToMp3(outputFile); //var decryptionResult = OutputFormat == OutputFormat.Mp4a ? aaxFile.ConvertToMp4a(outFile, downloadLicense.ChapterInfo) : aaxFile.ConvertToMp3(outFile);
var chapterCount = 0;
//aaxFile.ConvertToMultiMp4a(downloadLicense.ChapterInfo, newSplitCallback =>
aaxFile.ConvertToMultiMp3(downloadLicense.ChapterInfo, newSplitCallback =>
{
chapterCount++;
var fileName = Path.ChangeExtension(outputFileName, $"{chapterCount}.mp3");
if (File.Exists(fileName))
FileExt.SafeDelete(fileName);
newSplitCallback.OutputFile = File.Open(fileName, FileMode.OpenOrCreate);
newSplitCallback.LameConfig = new NAudio.Lame.LameConfig
{
ID3 = new NAudio.Lame.ID3TagData()
{
Track = chapterCount.ToString(),
Artist = aaxFile.AppleTags.AlbumArtists,
Album = aaxFile.AppleTags.Album,
Title = aaxFile.AppleTags.Title,
Genre = aaxFile.AppleTags.Generes
}
};
});
aaxFile.ConversionProgressUpdate -= AaxFile_ConversionProgressUpdate; aaxFile.ConversionProgressUpdate -= AaxFile_ConversionProgressUpdate;
aaxFile.Close(); aaxFile.Close();
downloadLicense.ChapterInfo = aaxFile.Chapters;
CloseInputFileStream(); CloseInputFileStream();
OnDecryptProgressUpdate(zeroProgress); OnDecryptProgressUpdate(zeroProgress);
return decryptionResult == ConversionResult.NoErrorsDetected && !isCanceled; return true;
} }
private void AaxFile_ConversionProgressUpdate(object sender, ConversionProgressEventArgs e) private void AaxFile_ConversionProgressUpdate(object sender, ConversionProgressEventArgs e)

2
AaxDecrypter/AudiobookDownloadBase.cs
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@ -80,7 +80,7 @@ namespace AaxDecrypter
return false; return false;
} }
Serilog.Log.Logger.Information($"Speedup is {GetSpeedup(Elapsed)}x realtime."); //Serilog.Log.Logger.Information($"Speedup is {GetSpeedup(Elapsed)}x realtime.");
return true; return true;
} }