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Chris@55
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1 #include "portaudiocpp/AsioDeviceAdapter.hxx"
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2
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3 #include "portaudio.h"
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4 #include "pa_asio.h"
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5
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6 #include "portaudiocpp/Device.hxx"
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7 #include "portaudiocpp/HostApi.hxx"
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8 #include "portaudiocpp/Exception.hxx"
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9
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10 namespace portaudio
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11 {
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12 AsioDeviceAdapter::AsioDeviceAdapter(Device &device)
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13 {
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14 if (device.hostApi().typeId() != paASIO)
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15 throw PaCppException(PaCppException::UNABLE_TO_ADAPT_DEVICE);
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16
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17 device_ = &device;
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18
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19 PaError err = PaAsio_GetAvailableLatencyValues(device_->index(), &minBufferSize_, &maxBufferSize_,
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20 &preferredBufferSize_, &granularity_);
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21
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22 if (err != paNoError)
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23 throw PaException(err);
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24
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25 }
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26
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27 Device &AsioDeviceAdapter::device()
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28 {
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29 return *device_;
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30 }
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31
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32 long AsioDeviceAdapter::minBufferSize() const
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33 {
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34 return minBufferSize_;
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35 }
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36
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37 long AsioDeviceAdapter::maxBufferSize() const
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38 {
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39 return maxBufferSize_;
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40 }
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41
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42 long AsioDeviceAdapter::preferredBufferSize() const
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43 {
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44 return preferredBufferSize_;
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45 }
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46
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47 long AsioDeviceAdapter::granularity() const
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48 {
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49 return granularity_;
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50 }
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51
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52 void AsioDeviceAdapter::showControlPanel(void *systemSpecific)
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53 {
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54 PaError err = PaAsio_ShowControlPanel(device_->index(), systemSpecific);
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55
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56 if (err != paNoError)
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57 throw PaException(err);
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58 }
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59
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60 const char *AsioDeviceAdapter::inputChannelName(int channelIndex) const
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61 {
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62 const char *channelName;
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63 PaError err = PaAsio_GetInputChannelName(device_->index(), channelIndex, &channelName);
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64
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65 if (err != paNoError)
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66 throw PaException(err);
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67
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68 return channelName;
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69 }
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70
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71 const char *AsioDeviceAdapter::outputChannelName(int channelIndex) const
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72 {
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73 const char *channelName;
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74 PaError err = PaAsio_GetOutputChannelName(device_->index(), channelIndex, &channelName);
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75
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76 if (err != paNoError)
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77 throw PaException(err);
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78
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79 return channelName;
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80 }
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81 }
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82
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83
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