#include "portaudiocpp/InterfaceCallbackStream.hxx"

#include "portaudiocpp/StreamParameters.hxx"
#include "portaudiocpp/Exception.hxx"
#include "portaudiocpp/CallbackInterface.hxx"

namespace portaudio
{

    // ---------------------------------------------------------------------------------==

    InterfaceCallbackStream::InterfaceCallbackStream()
    {
    }

    InterfaceCallbackStream::InterfaceCallbackStream(const StreamParameters &parameters, CallbackInterface &instance)
    {
        open(parameters, instance);
    }

    InterfaceCallbackStream::~InterfaceCallbackStream()
    {
        try
        {
            close();
        }
        catch (...)
        {
            // ignore all errors
        }
    }

    // ---------------------------------------------------------------------------------==

    void InterfaceCallbackStream::open(const StreamParameters &parameters, CallbackInterface &instance)
    {
        PaError err = Pa_OpenStream(&stream_, parameters.inputParameters().paStreamParameters(), parameters.outputParameters().paStreamParameters(),
            parameters.sampleRate(), parameters.framesPerBuffer(), parameters.flags(), &impl::callbackInterfaceToPaCallbackAdapter, static_cast<void *>(&instance));

        if (err != paNoError)
        {
            throw PaException(err);
        }
    }
}
