public static void ParseStream(Stream stream)
{
AudioTags audioTags = new AudioTags();
audioTags.AudioTagParse += AudioTagParse;
try
{
audioTags.ReadTags(stream);
}
catch (Exception ex)
{
Console.WriteLine("[-] Exception thrown: {0}", ex);
return;
}
// Display all found iTunes normalization frames.
foreach (Id3v2iTunesNormalizationFrame normalizationFrame in
audioTags.OfType<Id3v2Tag>().Select(audioTag => audioTag.GetFrame<Id3v2iTunesNormalizationFrame>()))
{
Console.WriteLine("[+] iTunes normalization frame found in an Id3v2 tag.");
Console.WriteLine("[+] Volume adjustment1 left: {0}", normalizationFrame.VolumeAdjustment1Left);
Console.WriteLine("[+] Volume adjustment1 right: {0}", normalizationFrame.VolumeAdjustment1Right);
Console.WriteLine("[+] Volume adjustment2 left: {0}", normalizationFrame.VolumeAdjustment2Left);
Console.WriteLine("[+] Volume adjustment2 right: {0}", normalizationFrame.VolumeAdjustment2Right);
Console.WriteLine("[+] Unknown1 left: {0}", normalizationFrame.Unknown1Left);
Console.WriteLine("[+] Unknown1 right: {0}", normalizationFrame.Unknown1Right);
Console.WriteLine("[+] Peak value left: {0}", normalizationFrame.PeakValueLeft);
Console.WriteLine("[+] Peak value right: {0}", normalizationFrame.PeakValueRight);
Console.WriteLine("[+] Unknown2 left: {0}", normalizationFrame.Unknown2Left);
Console.WriteLine("[+] Unknown2 right: {0}", normalizationFrame.Unknown2Right);
Console.WriteLine();
}
}
private void ScanTags()
{
try
{
var tagFile = TagLib.File.Create(FullPath);
if (tagFile != null)
{
MimeType = tagFile.MimeType;
}
if (!tagFile.Tag.IsEmpty)
{
_isAudio = tagFile.Properties.MediaTypes == MediaTypes.Audio;
_tags = new AudioTags(tagFile.Tag);
}
else
{
_tags = null;
}
}
catch (UnsupportedFormatException)
{
_tags = null;
}
catch (Exception ex)
{
//todo: logging
Console.Error.WriteLine($"Error parsing audio tag: {ex.Message}; {ex.StackTrace}");
_tags = null;
}
_scannedTags = true;
}
////------------------------------------------------------------------------------------------------------------------------------
/// <summary>
/// Initializes a new instance of the <see cref="AudioInfo" /> class.
/// </summary>
/// <param name="stream">The stream.</param>
/// <exception cref="System.ArgumentNullException">Thrown if stream is null.</exception>
private AudioInfo(Stream stream)
{
if (stream == null)
throw new ArgumentNullException("stream");
_stream = stream;
AudioTags = new AudioTags();
AudioStreams = new AudioStreams();
}
public static void ParseStream(Stream stream)
{
AudioTags audioTags = new AudioTags();
audioTags.AudioTagParse += AudioTagParse;
try
{
audioTags.ReadTags(stream);
}
catch (Exception ex)
{
Console.WriteLine("[-] Exception thrown: {0}", ex);
return;
}
// For each Id3v2 tag found
foreach (IAudioTagOffset tagOffset in audioTags.Where(t => t.AudioTag is Id3v2Tag))
{
Id3v2Tag tag = tagOffset.AudioTag as Id3v2Tag;
if (tag == null)
continue;
// For each frame in the Id3v2 tag
foreach (Id3v2Frame frame in tag.Frames)
{
// Set encryption
frame.UseEncryption = true;
// Set the cryptor
frame.Cryptor = new Id3v2FrameCryption();
}
// Write the tag to a byte array into a memory stream (this will trigger encrypting each frame).
MemoryStream ms = new MemoryStream(tag.ToByteArray());
// Read the tag again from the memory stream (this will trigger decrypting each frame).
Id3v2TagReader tagReader = new Id3v2TagReader();
IAudioTagOffset decryptedTagOffset = tagReader.ReadFromStream(ms, tagOffset.TagOrigin);
if (decryptedTagOffset != null)
{
Id3v2Tag decryptedTag = decryptedTagOffset.AudioTag as Id3v2Tag;
if (decryptedTag != null)
Console.WriteLine("[*] Frames use encryption: {0}", decryptedTag.Frames.All(f => f.UseEncryption));
}
}
}
public static void ParseStream(Stream stream)
{
AudioTags audioTags = new AudioTags();
audioTags.AudioTagParse += AudioTagParse;
try
{
audioTags.ReadTags(stream);
}
catch (Exception ex)
{
Console.WriteLine("[-] Exception thrown: {0}", ex);
return;
}
foreach (IAudioTagOffset tagOffset in audioTags.Where(t => t.AudioTag is Id3v2Tag))
{
Id3v2Tag tag = tagOffset.AudioTag as Id3v2Tag;
if (tag == null)
continue;
Id3v2ExperimentalTestFrame testFrame = tag.GetFrame<Id3v2ExperimentalTestFrame>();
if (testFrame == null)
{
testFrame = new Id3v2ExperimentalTestFrame(tag.Version)
{
TextEncodingType = Id3v2FrameEncodingType.UTF16BigEndian,
TaggingLibraryUsed = "This one",
TaggingLibraryAuthor = "Me",
TaggingLibraryWebsite = "http://www.google.com/",
TaggingLibrarySupportsFrame = true,
DateOfTag = DateTime.MaxValue
};
tag.SetFrame(testFrame);
}
}
}
public void WriteAudioTags(AudioTags audioTags)
{
WriteArray(audioTags.ToArray());
}
