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WIP: paqa_latency.c output improved #984

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WIP: paqa_latency.c output improved #984

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25 changes: 14 additions & 11 deletions qa/paqa_latency.c
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Original file line number Diff line number Diff line change
Expand Up @@ -226,8 +226,7 @@ static int paqaCheckMultipleSuggested( PaDeviceIndex deviceIndex, int isInput )
int numChannels = 1;
float toleranceRatio = 1.0;

printf("------------------------ paqaCheckMultipleSuggested - %s\n",
(isInput ? "INPUT" : "OUTPUT") );
printf(" test %s\n", (isInput ? "INPUT" : "OUTPUT") );
if( isInput )
{
lowLatency = pdi->defaultLowInputLatency;
Expand Down Expand Up @@ -288,11 +287,11 @@ static int paqaCheckMultipleSuggested( PaDeviceIndex deviceIndex, int isInput )
{
finalLatency = streamInfo->outputLatency;
}
printf(" finalLatency = %6.4f\n", finalLatency );
printf(" streamInfo latency = %6.4f\n", finalLatency );
/* For the default low & high latency values, expect quite close; for other requested
* values, at worst the next power-of-2 may result (eg 513 -> 1024) */
toleranceRatio = ( (i == 0) || (i == ( numLoops - 1 )) ) ? 0.1 : 1.0;
QA_ASSERT_CLOSE( "final latency should be close to suggested latency",
QA_ASSERT_CLOSE( "streamInfo latency not close to suggested latency",
streamParameters.suggestedLatency, finalLatency, (streamParameters.suggestedLatency * toleranceRatio) );
if( i == 0 )
{
Expand All @@ -319,21 +318,23 @@ static int paqaVerifySuggestedLatency( void )
int numDevices = Pa_GetDeviceCount();

printf("\n ------------------------ paqaVerifySuggestedLatency\n");
printf("Open a stream and see if streamInfo latency is close "
"to the suggestedLatency.\n");
for( id=0; id<numDevices; id++ ) /* Iterate through all devices. */
{
pdi = Pa_GetDeviceInfo( id );
printf("\nUsing device #%d: '%s' (%s)\n", id, pdi->name, Pa_GetHostApiInfo(pdi->hostApi)->name);
printf("\n--------- Using device #%d: '%s' (%s)\n", id, pdi->name, Pa_GetHostApiInfo(pdi->hostApi)->name);
if( pdi->maxOutputChannels > 0 )
{
if( paqaCheckMultipleSuggested( id, 0 ) < 0 )
if( paqaCheckMultipleSuggested( id, 0 /* isInput */ ) < 0 )
{
printf("OUTPUT CHECK FAILED !!! #%d: '%s'\n", id, pdi->name);
result -= 1;
}
}
if( pdi->maxInputChannels > 0 )
{
if( paqaCheckMultipleSuggested( id, 1 ) < 0 )
if( paqaCheckMultipleSuggested( id, 1 /* isInput */ ) < 0 )
{
printf("INPUT CHECK FAILED !!! #%d: '%s'\n", id, pdi->name);
result -= 1;
Expand All @@ -351,6 +352,7 @@ static int paqaVerifyDeviceInfoLatency( void )
int numDevices = Pa_GetDeviceCount();

printf("\n ------------------------ paqaVerifyDeviceInfoLatency\n");
printf("Print and check latency info\n");
for( id=0; id<numDevices; id++ ) /* Iterate through all devices. */
{
pdi = Pa_GetDeviceInfo( id );
Expand All @@ -377,8 +379,6 @@ static int paqaVerifyDeviceInfoLatency( void )
return -1;
}



/*******************************************************************/
int main(void);
int main(void)
Expand All @@ -404,9 +404,12 @@ int main(void)
if( err != paNoError ) goto error;

/* Run self tests. */
if( paqaVerifyDeviceInfoLatency() < 0 ) goto error;
err = paqaVerifyDeviceInfoLatency();
// QA_ASSERT_TRUE("paqaVerifyDeviceInfoLatency failed", (err == 0));
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@philburk philburk Dec 27, 2025

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Uncomment these?


if( paqaVerifySuggestedLatency() < 0 ) goto error;
/* Run self tests. */
err = paqaVerifySuggestedLatency();
//QA_ASSERT_TRUE("paqaVerifySuggestedLatency failed", (err == 0));

outputParameters.device = Pa_GetDefaultOutputDevice(); /* default output device */
if (outputParameters.device == paNoDevice) {
Expand Down