/// ------------------------------------------------------------------------------------
/// <summary>
/// Play nice and clean up.
/// </summary>
/// ------------------------------------------------------------------------------------
public void Dispose()
{
if (m_stream != null)
{
m_stream.Close();
}
if (m_writer != null)
{
m_writer.Close();
}
m_stream = null;
m_reader = null;
m_writer = null;
}
/// ------------------------------------------------------------------------------------
/// <summary>
/// Method for reading the audio file.
/// </summary>
/// ------------------------------------------------------------------------------------
public bool Read()
{
m_writer = new SaAudioDocumentWriter();
m_writer.Initialize(m_audioFile, false);
// Check if this is a wave file. If not, save the transcription file and return.
if (!IsValidWaveFile())
{
m_writer.Commit();
m_writer.Close();
return(true);
}
if (!ReadFmtChunk())
{
return(false);
}
if (!ReadDataChunk())
{
return(false);
}
// Check if the audio file contains SA chunks. If not,
// save the transcription file and return.
if (GetChunkOffset(m_stream, kidSAChunk) == -1)
{
m_writer.Commit();
m_writer.Close();
return(true);
}
if (!ReadSaChunk())
{
return(false);
}
if (!ReadUttChunk())
{
return(false);
}
// Process Phonetic, Phonemic, Tone and Ortho chunks.
ProcessLangTranscriptionChunks();
// Read the mark chunk data (gloss and ref).
if (!ReadMarkChunk())
{
// TODO: Log a message
}
if (!ReadSpkrChunk())
{
// TODO: Log a message
}
if (!ReadLangChunk())
{
// TODO: Log a message
}
if (!ReadRefChunk())
{
// TODO: Log a message
}
if (!ReadMdatChunk())
{
// TODO: Log a message
}
// Process Music Phrase Level chunks into database
ProcessMusicTranscriptionChunks();
m_writer.Commit(m_backupAudioFile);
m_writer.Close();
return(true);
}
