/// <summary>
/// Internally parses the current data and loads all fields.
/// </summary>
protected void ParseData()
{
if ((m_Data[0] != (byte)'I') || (m_Data[1] != (byte)'D') || (m_Data[2] != (byte)'3'))
{
throw new InvalidDataException(string.Format("Missing ID3 identifier!"));
}
Version = m_Data[3];
m_Revision = m_Data[4];
Flags = CheckFlags(m_Data[5]);
m_BodySize = ID3v2DeUnsync.Int32(m_Data, 6);
}
bool ParseVersion4(DataFrameReader reader)
{
if (!reader.EnsureBuffer(4))
{
return false;
}
// calc size
int size = ID3v2DeUnsync.Int32(reader.Read(0, 4), 0);
// get data
if (!reader.EnsureBuffer(size))
{
return false;
}
m_Data = reader.GetBuffer(size);
// get flags
m_Flags = ID3v2ExtendedHeaderFlags.FromID3v24(m_Data);
return true;
}