/// <summary>
/// Create a Mp3Writer with specific MP3 format
/// </summary>
/// <param name="Output">Stream that will hold the MP3 resulting data</param>
/// <param name="InputDataFormat">PCM format of input data</param>
/// <param name="Mp3Config">Desired MP3 config</param>
public Mp3Writer(Stream Output, WaveFormat InputDataFormat, BE_CONFIG Mp3Config)
: base(Output, InputDataFormat)
{
try
{
m_Mp3Config = Mp3Config;
uint LameResult = Lame_encDll.beInitStream(m_Mp3Config, ref m_InputSamples, ref m_OutBufferSize, ref m_hLameStream);
if ( LameResult != Lame_encDll.BE_ERR_SUCCESSFUL)
{
throw new ApplicationException(string.Format("Lame_encDll.beInitStream failed with the error code {0}", LameResult));
}
m_InBuffer = new byte[m_InputSamples*2]; //Input buffer is expected as short[]
m_OutBuffer = new byte[m_OutBufferSize];
}
catch
{
base.Close();
throw;
}
}
protected Mp3WriterConfig(SerializationInfo info, StreamingContext context)
: base(info, context)
{
m_BeConfig = (BE_CONFIG)info.GetValue("BE_CONFIG", typeof(BE_CONFIG));
}
public static extern uint beInitStream(BE_CONFIG pbeConfig, ref uint dwSamples, ref uint dwBufferSize, ref uint phbeStream);
public Mp3WriterConfig(WaveFormat InFormat, BE_CONFIG beconfig)
: base(InFormat)
{
m_BeConfig = beconfig;
}
