/*--------------------------------------------------------------------------------*/
bool ADMRIFFFile::CreateExtraChunks()
{
bool success = true;
if (adm)
{
RIFFChunk *chunk;
uint64_t chnalen;
uint8_t *chna;
uint_t i, nchannels = GetChannels();
success = true;
for (i = 0; i < nchannels; i++)
{
ADMAudioTrack *track;
// create chna track data
if ((track = adm->CreateTrack(i)) != NULL)
{
track->SetSampleRate(GetSampleRate());
track->SetBitDepth(GetBitsPerSample());
}
}
if (!admfile.empty())
{
// create ADM structure (content and objects from file)
if (adm->CreateFromFile(admfile.c_str()))
{
// can prepare cursors now since all objects have been created
PrepareCursors();
}
else
{
BBCERROR("Unable to create ADM structure from '%s'", admfile.c_str());
success = false;
}
}
// get ADM object to create chna chunk
if ((chna = adm->GetChna(chnalen)) != NULL)
{
// and add it to the RIFF file
if ((chunk = AddChunk(chna_ID)) != NULL)
{
success &= chunk->CreateChunkData(chna, chnalen);
}
else BBCERROR("Failed to add chna chunk");
// don't need the raw data any more
delete[] chna;
}
else BBCERROR("No chna data available");
success &= (AddChunk(axml_ID) != NULL);
}
return success;
}
/*--------------------------------------------------------------------------------*/
void ADMRIFFFile::SetObjectParameters(uint_t channel, const AudioObjectParameters& objparameters)
{
// create cursors if necessary and add all objects to them
PrepareCursors();
if (writing && (channel < cursors.size()))
{
PERFMON("Write ADM Channel Parameters");
uint64_t t = filesamples ? filesamples->GetAbsolutePositionNS() : 0;
cursors[channel]->Seek(t);
cursors[channel]->SetObjectParameters(objparameters);
}
}
