void DspRate::Initialize(bool variable, uint32_t inputRate, uint32_t outputRate, uint32_t channels)
{
DestroyBackends();
m_state = State::Passthrough;
m_inStateTransition = false;
m_transitionCorrelation = {};
m_transitionChunks = {};
m_inputRate = inputRate;
m_outputRate = outputRate;
m_channels = channels;
m_variableInputFrames = 0;
m_variableOutputFrames = 0;
m_variableDelay = 0;
m_adjustTime = 0;
if (variable)
{
m_state = State::Variable;
CreateBackend();
assert(m_soxrv);
}
else if (inputRate != outputRate)
{
m_state = State::Constant;
CreateBackend();
assert(m_soxrc);
}
}
void DspRate::Adjust(REFERENCE_TIME time)
{
if (m_state != State::Variable)
{
m_state = State::Variable;
CreateBackend();
assert(m_soxrv);
m_inStateTransition = true;
}
m_adjustTime += time;
}
Backend* BackendFactory::CreateBackend(BackendTpye type) {
return CreateBackend(type, "", "", "", "", "", 0);
}