protected void SynthSubchannelAsNeed(SectorSynthJob job)
{
//synth P if needed
if ((job.Parts & ESectorSynthPart.SubchannelP) != 0)
{
SynthUtils.SubP(job.DestBuffer2448, job.DestOffset + 2352, Pause);
}
//synth Q if needed
//TODO - why not already have it serialized? Into a disc resource, even.
if ((job.Parts & ESectorSynthPart.SubchannelQ) != 0)
{
SynthUtils.SubQ_Serialize(job.DestBuffer2448, job.DestOffset + 2352 + 12, ref sq);
}
//clear R-W if needed
if ((job.Parts & ESectorSynthPart.Subchannel_RSTUVW) != 0)
{
Array.Clear(job.DestBuffer2448, job.DestOffset + 2352 + 12 + 12, (12 * 6));
}
//subcode has been generated deinterleaved; we may still need to interleave it
if ((job.Parts & ESectorSynthPart.SubcodeAny) != 0)
{
if ((job.Parts & (ESectorSynthPart.SubcodeDeinterleave)) == 0)
{
SynthUtils.InterleaveSubcodeInplace(job.DestBuffer2448, job.DestOffset + 2352);
}
}
}
public void Synth(SectorSynthJob job)
{
//CCD is always containing everything we'd need (unless a .sub is missing?) so don't worry about flags
var imgBlob = job.Disc.DisposableResources[0] as IBlob;
var subBlob = job.Disc.DisposableResources[1] as IBlob;
//Read_2442(job.LBA, job.DestBuffer2448, job.DestOffset);
//read the IMG data if needed
if ((job.Parts & ESectorSynthPart.UserAny) != 0)
{
long ofs = job.LBA * 2352;
imgBlob.Read(ofs, job.DestBuffer2448, 0, 2352);
}
//if subcode is needed, read it
if ((job.Parts & (ESectorSynthPart.SubcodeAny)) != 0)
{
long ofs = job.LBA * 96;
subBlob.Read(ofs, job.DestBuffer2448, 2352, 96);
//subcode comes to us deinterleved; we may still need to interleave it
if ((job.Parts & (ESectorSynthPart.SubcodeDeinterleave)) == 0)
{
SynthUtils.InterleaveSubcodeInplace(job.DestBuffer2448, job.DestOffset + 2352);
}
}
}