Re: [wsjt-devel] WSJT-X version 1.60 devel by K1JT and Yeasu FT-991 (buffer underflow)

[Håken H. <krb...@on...>]

If anyone cannot figure out the reason for the weird behavior,- i am
willing to try a fresh install of Linux mint.
Perhaps that solves the issue.



Den 23. sep. 2015 01:27, skrev Bill Somerville:
> On 23/09/2015 00:14, Håken Hveem wrote:
> Hi Håken,
>> Now, can anyone describe in detail exactly how wsjt-x deals with the
>> input audio, so perhaps the folks at the linux mint forum can understand
>> in detail how the audio streams is handled by WSJT-X ?
> WSJT-X uses Qt multimedia services for audio, the details are in this 
> C++ class:
> 
> https://sourceforge.net/p/wsjt/wsjt/HEAD/tree/branches/wsjtx/soundin.h
> https://sourceforge.net/p/wsjt/wsjt/HEAD/tree/branches/wsjtx/soundin.cpp
> 
> we request a stream at 48kHz in the selected device's preferred format 
> at 16-bit resolution with the selected number of channels. The 
> QAudioInput Qt framework class does all the work for us:
> 
> http://doc.qt.io/qt-5/qaudioinput.html
> 
> We suspend and resume the QAudioInput stream at various points, for 
> example around transmit periods, when monitor is disabled and when 
> playing back saved .WAV files.
> 
> Given that other users are not reporting similar issues on Mint Linux I 
> am fairly certain this is a system setting issue rather than a problem 
> with anything Qt or WSJT-X is doing.
> 
> 73
> Bill
> G4WJS.
> 
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-- 
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Håken Hveem