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