/// <summary>
/// Creates a new ID3 Tag representation.
/// </summary>
/// <param name="version">the ID3 Tag version.</param>
/// <returns>the representation instance.</returns>
public static TagContainer CreateId3Tag(TagVersion version)
{
TagContainer container;
switch (version)
{
case TagVersion.Id3V23:
container = new TagContainerV3();
break;
case TagVersion.Id3V24:
container = new TagContainerV4();
break;
default:
throw new ID3TagException("Invalid tag version!");
}
return container;
}
private static TagContainer DecodeV4Tag(Id3TagInfo info)
{
var container = new TagContainerV4();
var descriptor = container.Tag;
descriptor.SetHeaderFlags(info.UnsynchronisationFlag, info.ExtendedHeaderAvailable, info.Experimental,
info.FooterFlag);
if (info.ExtendedHeaderAvailable)
{
var extendedHeader = info.ExtendedHeader.ConvertToV24();
descriptor.SetExtendedHeader(extendedHeader.CrcDataPresent, extendedHeader.UpdateTag,
extendedHeader.RestrictionPresent, extendedHeader.Restriction);
if (extendedHeader.CrcDataPresent)
{
descriptor.SetCrc32(extendedHeader.Crc32);
}
}
return container;
}
