Portaudio No Default Input Device

Anaconda's portaudio fails to detect default input device ...

https://github.com/ContinuumIO/anaconda-issues/issues/4139

PortAudio Panic and No Devices Found - Eddy Luten

https://eddyluten.com/portaudio-panic-and-no-devices-found

PortAudio Panic and No Devices Found. Feb 14, 2017. Leaving this here for the poor souls on Linux systems that run into errors accessing the default input or output devices using PortAudio and get nothing back. Maybe you’re using rust-portaudio and your application panics after accessing default_output_device or default_intput_device even though you clearly …

windows - Python PyAudio Portaudio invalid input device ...

https://stackoverflow.com/questions/27116005/python-pyaudio-portaudio-invalid-input-device

PortAudio: PaHostApiInfo Struct Reference

http://www.portaudio.com/docs/v19-doxydocs/structPaHostApiInfo.html

PortAudio: portaudio.h File Reference

http://files.portaudio.com/docs/v19-doxydocs/portaudio_8h.html

PortAudio: Enumerating and Querying PortAudio Devices

http://www.portaudio.com/docs/v19-doxydocs/querying_devices.html

PortAudio: portaudio.h File Reference

http://portaudio.com/docs/v19-doxydocs-dev/portaudio_8h.html

The result can be used in the inputDevice parameter to Pa_OpenStream (). Returns. The default input device index for the default host API, or paNoDevice if no default input device is available or an error was encountered. References Pa_GetDefaultHostApi (), PA_LOGAPI_ENTER, PA_LOGAPI_EXIT_T, and paNoDevice.

PyAudio Documentation — PyAudio 0.2.11 documentation

https://people.csail.mit.edu/hubert/pyaudio/docs/

input_device – The input device index. Specify None (default) for half-duplex output-only streams. input_channels – The desired number of input channels. Ignored if input_device is not specified (or None). input_format – PortAudio sample format constant defined in this module; output_device – The output device index.