WSJT-X/portaudio-v19/bindings/cpp/source/portaudiocpp/AsioDeviceAdapter.cxx
Diane Bruce e8dbf4c446 - Add missing bits of portaudio
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/trunk@249 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2006-08-09 20:08:01 +00:00

84 lines
1.8 KiB
C++

#include "portaudiocpp/AsioDeviceAdapter.hxx"
#include "portaudio.h"
#include "pa_asio.h"
#include "portaudiocpp/Device.hxx"
#include "portaudiocpp/HostApi.hxx"
#include "portaudiocpp/Exception.hxx"
namespace portaudio
{
AsioDeviceAdapter::AsioDeviceAdapter(Device &device)
{
if (device.hostApi().typeId() != paASIO)
throw PaCppException(PaCppException::UNABLE_TO_ADAPT_DEVICE);
device_ = &device;
PaError err = PaAsio_GetAvailableLatencyValues(device_->index(), &minBufferSize_, &maxBufferSize_,
&preferredBufferSize_, &granularity_);
if (err != paNoError)
throw PaException(err);
}
Device &AsioDeviceAdapter::device()
{
return *device_;
}
long AsioDeviceAdapter::minBufferSize() const
{
return minBufferSize_;
}
long AsioDeviceAdapter::maxBufferSize() const
{
return maxBufferSize_;
}
long AsioDeviceAdapter::preferredBufferSize() const
{
return preferredBufferSize_;
}
long AsioDeviceAdapter::granularity() const
{
return granularity_;
}
void AsioDeviceAdapter::showControlPanel(void *systemSpecific)
{
PaError err = PaAsio_ShowControlPanel(device_->index(), systemSpecific);
if (err != paNoError)
throw PaException(err);
}
const char *AsioDeviceAdapter::inputChannelName(int channelIndex) const
{
const char *channelName;
PaError err = PaAsio_GetInputChannelName(device_->index(), channelIndex, &channelName);
if (err != paNoError)
throw PaException(err);
return channelName;
}
const char *AsioDeviceAdapter::outputChannelName(int channelIndex) const
{
const char *channelName;
PaError err = PaAsio_GetOutputChannelName(device_->index(), channelIndex, &channelName);
if (err != paNoError)
throw PaException(err);
return channelName;
}
}