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OpenHPSDR PowerSDR mRX PortAudio Errors and Fix - Sean Foley
https://www.seanfoley.blog/openhpsdr-powersdr-mrx-portaudio-errors-and-fix/
OpenHPSDR PowerSDR mRX PortAudio Error -9999 Unanticipated host error. You’re about ready to get your radio geek on and you get a PortAudio Error -9999 Unanticipated host error, followed by a PortAudio Error -9988 Invalid stream pointer. WTF since everything was working fine on Windows XP/Windows 7/Windows 10.
"sounddevice.PortAudioError: Error starting stream ...
https://www.qandeelacademy.com/questions/sounddevice-portaudioerror-error-starting-stream-invalid-stream-pointer-when-trying-to-make-a-sound-detector
sounddevice.PortAudioError: Error starting stream: Invalid stream pointer when trying to make a sound detector
Linux: Portaudio and ALSA error messages when calling ...
https://stackoverflow.com/questions/47607652/linux-portaudio-and-alsa-error-messages-when-calling-audio-in-python
I have this Python script which I coded a couple of months ago (it worked fine back then, so my problem isn't a code related one), but it doesn't work on the system I …
PortAudio: pa_front.c File Reference
http://portaudio.com/docs/v19-doxydocs-dev/pa__front_8c.html
A valid device index in the range 0 to ( Pa_GetDeviceCount () -1) Note. PortAudio manages the memory referenced by the returned pointer, the client must not manipulate or free the memory. The pointer is only guaranteed to be valid between calls to Pa_Initialize () and Pa_Terminate ().
portaudio/portaudio.h at master · PortAudio/portaudio · …
https://github.com/PortAudio/portaudio/blob/master/include/portaudio.h
about the specified stream. @return A pointer to an immutable PaStreamInfo structure. If the stream: parameter is invalid, or an error is encountered, the function returns NULL. @param stream A pointer to an open stream previously created with Pa_OpenStream. @note PortAudio manages the memory referenced by the returned pointer,
C - simultaneous audio input and output using portaudio ...
https://stackoverflow.com/questions/63546921/c-simultaneous-audio-input-and-output-using-portaudio-and-callback-function
I tried to open a full input output stream then starting the read from the mic and send the captured data to a callback function that will start the streaming of audio to the speaker Can anyone help me with this ?? Here is the errors:
PortAudio: Opening a Stream Using Defaults
http://www.portaudio.com/docs/v19-doxydocs/open_default_stream.html
PortAudio. The next step is to open a stream, which is similar to opening a file. You can specify whether you want audio input and/or output, how many channels, the data format, sample rate, etc. Opening a ''default'' stream means opening the default input and output devices, which saves you the trouble of getting a list of devices and choosing ...
CL-PortAudio references - GitHub Pages
https://filonenko-mikhail.github.io/cl-portaudio/
All PortAudio API functions that operate on open Streams take a pointer to a pa-stream as their first parameter. PortAudio also provides open-default-stream – a simpler alternative to open-stream which you can use when you want to open the …
Loads OK, But will not "START" using Flex 3000 …
https://community.flexradio.com/discussion/7709823/loads-ok-but-will-not-start-using-flex-3000-powersdr
PowerSDR v2.7.2 boots and runs as long as it's in STOP. But Hitting the START button produces a pop-up window "PortAudio Error: -9998 Invalid number of channels." Then clicking OK in the box, a new box pops up saying "Invalid stream pointer".
SphinxBase: src/libsphinxad/portaudio.h Source File
http://www.speech.cs.cmu.edu/sphinx/doc/doxygen/sphinxbase/portaudio_8h-source.html
The stream is inactive (stopped). 00316 If a call to Pa_OpenStream() fails a non-zero error code is returned (see 00317 PaError above) and the value of stream is invalid. 00318 00319 */ 00320 00321 PaError Pa_OpenStream(PortAudioStream ** stream, 00322 PaDeviceID inputDevice, 00323 int numInputChannels, 00324 PaSampleFormat inputSampleFormat, 00325 void …
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