void afSetMarkPosition (AFfilehandle file, int trackid, int markid,
AFframecount position)
{
if (!_af_filehandle_ok(file))
return;
if (!file->checkCanWrite())
return;
Track *track = file->getTrack(trackid);
if (!track)
return;
Marker *marker = track->getMarker(markid);
if (!marker)
return;
if (position < 0)
{
#ifdef __WXOSX__
_af_error(AF_BAD_MARKPOS, "invalid marker position %jd",
#else
_af_error(AF_BAD_MARKPOS, "invalid marker position %"PRId64,
#endif
static_cast<intmax_t>(position));
position = 0;
}
/*
This routine checks and sets instrument parameters.
npv is number of valid AUpvlist pairs.
*/
void _af_instparam_set (AFfilehandle file, int instid, AUpvlist pvlist, int npv)
{
if (!_af_filehandle_ok(file))
return;
if (!file->checkCanWrite())
return;
Instrument *instrument = file->getInstrument(instid);
if (!instrument)
return;
if (AUpvgetmaxitems(pvlist) < npv)
npv = AUpvgetmaxitems(pvlist);
for (int i=0; i < npv; i++)
{
int param;
AUpvgetparam(pvlist, i, ¶m);
int j;
if ((j = _af_instparam_index_from_id(file->m_fileFormat, param)) == -1)
/* no parameter with that id; ignore */
continue;
if (!file->isInstrumentParameterValid(pvlist, i))
/* bad parameter value; ignore */
continue;
int type = _af_units[file->m_fileFormat].instrumentParameters[j].type;
switch (type)
{
case AU_PVTYPE_LONG:
AUpvgetval(pvlist, i, &instrument->values[j].l);
break;
case AU_PVTYPE_DOUBLE:
AUpvgetval(pvlist, i, &instrument->values[j].d);
break;
case AU_PVTYPE_PTR:
AUpvgetval(pvlist, i, &instrument->values[j].v);
break;
default:
return;
}
}
}