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1 #ifndef INCLUDED_PORTAUDIO_SINGLEDIRECTIONSTREAMPARAMETERS_HXX
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2 #define INCLUDED_PORTAUDIO_SINGLEDIRECTIONSTREAMPARAMETERS_HXX
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3
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4 // ---------------------------------------------------------------------------------------
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5
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6 #include <cstddef>
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7
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8 #include "portaudio.h"
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9
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10 #include "portaudiocpp/System.hxx"
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11 #include "portaudiocpp/SampleDataFormat.hxx"
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12
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13 // ---------------------------------------------------------------------------------------
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14
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15 // Forward declaration(s):
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16 namespace portaudio
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17 {
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18 class Device;
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19 }
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20
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21 // ---------------------------------------------------------------------------------------
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22
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23 // Declaration(s):
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24 namespace portaudio
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25 {
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26
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27 //////
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28 /// @brief All parameters for one direction (either in or out) of a Stream. Together with
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29 /// parameters common to both directions, two DirectionSpecificStreamParameters can make up
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30 /// a StreamParameters object which contains all parameters for a Stream.
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31 //////
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32 class DirectionSpecificStreamParameters
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33 {
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34 public:
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35 static DirectionSpecificStreamParameters null();
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36
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37 DirectionSpecificStreamParameters();
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38 DirectionSpecificStreamParameters(const Device &device, int numChannels, SampleDataFormat format,
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39 bool interleaved, PaTime suggestedLatency, void *hostApiSpecificStreamInfo);
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40
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41 // Set up methods:
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42 void setDevice(const Device &device);
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43 void setNumChannels(int numChannels);
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44
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45 void setSampleFormat(SampleDataFormat format, bool interleaved = true);
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46 void setHostApiSpecificSampleFormat(PaSampleFormat format, bool interleaved = true);
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47
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48 void setSuggestedLatency(PaTime latency);
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49
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50 void setHostApiSpecificStreamInfo(void *streamInfo);
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51
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52 // Accessor methods:
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53 PaStreamParameters *paStreamParameters();
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54 const PaStreamParameters *paStreamParameters() const;
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55
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56 Device &device() const;
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57 int numChannels() const;
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58
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59 SampleDataFormat sampleFormat() const;
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60 bool isSampleFormatInterleaved() const;
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61 bool isSampleFormatHostApiSpecific() const;
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62 PaSampleFormat hostApiSpecificSampleFormat() const;
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63
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64 PaTime suggestedLatency() const;
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65
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66 void *hostApiSpecificStreamInfo() const;
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67
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68 private:
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69 PaStreamParameters paStreamParameters_;
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70 };
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71
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72
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73 } // namespace portaudio
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74
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75 // ---------------------------------------------------------------------------------------
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76
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77 #endif // INCLUDED_PORTAUDIO_SINGLEDIRECTIONSTREAMPARAMETERS_HXX
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