me/portaudio
Watch
1
0
Fork
You've already forked portaudio
 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

Fix random code insertion caused by buggy editor on Linux.

Browse source 
Report actual buffer sizes.
This commit is contained in:
philburk 2011-03-02 22:12:23 +00:00
commit 03c9a5d2d5
2 changed files with 71 additions and 41 deletions
Download patch file Download diff file Expand all files Collapse all files

112
qa/loopback/src/paqa.c
View file

@ -56,9 +56,10 @@ int g_testsFailed = 0;
#define MAX_NUM_RECORDINGS (8)
#define MAX_BACKGROUND_NOISE_RMS (0.0004)
#define LOOPBACK_DETECTION_DURATION_SECONDS (0.8)
#define DEFAULT_FRAMES_PER_BUFFER (128)
#define DEFAULT_FRAMES_PER_BUFFER (0)
#define DEFAULT_HIGH_LATENCY_MSEC (100)
#define PAQA_WAIT_STREAM_MSEC (100)
#define PAQA_TEST_DURATION (1.2)
// Use two separate streams instead of one full duplex stream.
#define PAQA_FLAG_TWO_STREAMS (1<<0)
@ -737,8 +738,14 @@ static int PaQa_SingleLoopBackTest( UserOptions *userOptions, TestParameters *te
if( i==0 )
{
printf( "%4d-%4d | ",
loopbackContext.minFramesPerBuffer,
loopbackContext.maxFramesPerBuffer
);
double latencyMSec = 1000.0 * analysisResult.latency / testParams->sampleRate;
printf("%7.2f | ", latencyMSec );
}
if( analysisResult.valid )
@ -763,7 +770,7 @@ static int PaQa_SingleLoopBackTest( UserOptions *userOptions, TestParameters *te
}
else
{
printf( "[%d] NO SIGNAL, ", i );
printf( "[%d] No or low signal, ampRatio = %f", i, analysisResult.amplitudeRatio );
numBadChannels += 1;
}
@ -773,17 +780,15 @@ static int PaQa_SingleLoopBackTest( UserOptions *userOptions, TestParameters *te
printf( "OK" );
}
printf( ", %d/%d/%d/%d, ",
printf( ", %d/%d/%d/%d ",
loopbackContext.inputOverflowCount,
loopbackContext.inputUnderflowCount,
loopbackContext.outputOverflowCount,
loopbackContext.outputUnderflowCount );
loopbackContext.outputUnderflowCount
);
printf( "\n" );
// Sleep to see if this lets the audio drivers stabilize.
Pa_Sleep( 500 );
PaQa_TeardownLoopbackContext( &loopbackContext );
if( numBadChannels > 0 )
{
@ -806,7 +811,7 @@ static void PaQa_SetDefaultTestParameters( TestParameters *testParamsPtr, PaDevi
testParamsPtr->samplesPerFrame = 2;
testParamsPtr->amplitude = 0.5;
testParamsPtr->sampleRate = 44100;
testParamsPtr->maxFrames = (int) (1.0 * testParamsPtr->sampleRate);
testParamsPtr->maxFrames = (int) (PAQA_TEST_DURATION * testParamsPtr->sampleRate);
testParamsPtr->framesPerBuffer = DEFAULT_FRAMES_PER_BUFFER;
testParamsPtr->baseFrequency = 200.0;
testParamsPtr->flags = PAQA_FLAG_TWO_STREAMS;
@ -829,6 +834,7 @@ static void PaQa_OverrideTestParameters( TestParameters *testParamsPtr, UserOpt
if( userOptions->sampleRate >= 0 )
{
testParamsPtr->sampleRate = userOptions->sampleRate;
testParamsPtr->maxFrames = (int) (PAQA_TEST_DURATION * testParamsPtr->sampleRate);
}
if( userOptions->framesPerBuffer >= 0 )
{
@ -887,41 +893,58 @@ static int PaQa_AnalyzeLoopbackConnection( UserOptions *userOptions, PaDeviceInd
// Loop though combinations of audio parameters.
for( iFlags=0; iFlags<numFlagSettings; iFlags++ )
{
int numRuns = 0;
testParams.flags = flagSettings[iFlags];
printf( "************ Mode = %s ************\n",
printf( "\n************ Mode = %s ************\n",
(( testParams.flags & 1 ) ? s_FlagOnNames[0] : s_FlagOffNames[0]) );
printf("|-sRate-|-buffer-|-latency-|-channel results--------------------|\n");
printf("|- requested -|- measured ----------------------------------------------->\n");
printf("|-sRate-|-fr/buf-|- frm/buf -|-latency-|-channel results--------------------|\n");
// Loop though various sample rates.
savedValue = testParams.sampleRate;
for( iRate=0; iRate<numRates; iRate++ )
if( userOptions->sampleRate < 0 )
{
// SAMPLE RATE
testParams.sampleRate = sampleRates[iRate];
testParams.maxFrames = (int) (1.2 * testParams.sampleRate);
int numBadChannels = PaQa_SingleLoopBackTest( userOptions, &testParams );
totalBadChannels += numBadChannels;
savedValue = testParams.sampleRate;
for( iRate=0; iRate<numRates; iRate++ )
{
// SAMPLE RATE
testParams.sampleRate = sampleRates[iRate];
testParams.maxFrames = (int) (PAQA_TEST_DURATION * testParams.sampleRate);
int numBadChannels = PaQa_SingleLoopBackTest( userOptions, &testParams );
totalBadChannels += numBadChannels;
}
testParams.sampleRate = savedValue;
testParams.maxFrames = (int) (PAQA_TEST_DURATION * testParams.sampleRate);
printf( "\n" );
numRuns += 1;
}
testParams.sampleRate = savedValue;
testParams.maxFrames = (int) (1.2 * testParams.sampleRate);
printf( "\n" );
// Loop through various buffer sizes.
savedValue = testParams.framesPerBuffer;
for( iSize=0; iSize<numBufferSizes; iSize++ )
{
// BUFFER SIZE
testParams.framesPerBuffer = framesPerBuffers[iSize];
int numBadChannels = PaQa_SingleLoopBackTest( userOptions, &testParams );
totalBadChannels += numBadChannels;
if( userOptions->framesPerBuffer < 0 )
{
savedValue = testParams.framesPerBuffer;
for( iSize=0; iSize<numBufferSizes; iSize++ )
{
// BUFFER SIZE
testParams.framesPerBuffer = framesPerBuffers[iSize];
int numBadChannels = PaQa_SingleLoopBackTest( userOptions, &testParams );
totalBadChannels += numBadChannels;
}
testParams.framesPerBuffer = savedValue;
printf( "\n" );
numRuns += 1;
}
// Run one with single parameters in case we did not do a series.
if( numRuns == 0 )
{
int numBadChannels = PaQa_SingleLoopBackTest( userOptions, &testParams );
totalBadChannels += numBadChannels;
}
testParams.framesPerBuffer = savedValue;
printf( "\n" );
}
printf("Test Sample Formats using Half Duplex IO -----\n" );
printf("\nTest Sample Formats using Half Duplex IO -----\n" );
testParams.flags = PAQA_FLAG_TWO_STREAMS;
for( iFormat=0; iFormat<numSampleFormats; iFormat++ )
@ -996,20 +1019,29 @@ int PaQa_MeasureBackgroundNoise( LoopbackContext *loopbackContextPtr, double *rm
int PaQa_CheckForLoopBack( UserOptions *userOptions, PaDeviceIndex inputDevice, PaDeviceIndex outputDevice )
{
TestParameters testParams;
LoopbackContext loopbackContext = { 0 };
LoopbackContext loopbackContext;
const PaDeviceInfo *inputDeviceInfo;
const PaDeviceInfo *outputDeviceInfo;
PaError err = paNoError;
double minAmplitude;
inputDeviceInfo = Pa_GetDeviceInfo( inputDevice );
QA_ASSERT_TRUE( "Pa_GetDeviceInfo for input returned NULL.", (inputDeviceInfo != NULL) );
if( inputDeviceInfo == NULL )
{
printf("ERROR - Pa_GetDeviceInfo for input returned NULL.\n");
return paInvalidDevice;
}
if( inputDeviceInfo->maxInputChannels < 2 )
{
return 0;
}
outputDeviceInfo = Pa_GetDeviceInfo( outputDevice );
QA_ASSERT_TRUE( "Pa_GetDeviceInfo for output returned NULL.", (outputDeviceInfo != NULL) );
if( outputDeviceInfo == NULL )
{
printf("ERROR - Pa_GetDeviceInfo for output returned NULL.\n");
return paInvalidDevice;
}
if( outputDeviceInfo->maxOutputChannels < 2 )
{
return 0;
@ -1041,7 +1073,7 @@ int PaQa_CheckForLoopBack( UserOptions *userOptions, PaDeviceIndex inputDevice,
{
printf( "Output not supported for this format!\n" );
return 0;
}!
}
PaQa_SetupLoopbackContext( &loopbackContext, &testParams );
@ -1158,7 +1190,6 @@ static int ScanForLoopback(UserOptions *userOptions)
else if (userOptions->outputDevice >= 0)
{
// Just scan for input.
QA_ASSERT_TRUE( "No good loopback cable found.", (numLoopbacks > 0) );
for( iIn=0; iIn<numDevices; iIn++ )
{
numLoopbacks += CheckLoopbackAndScan( userOptions, iIn, userOptions->outputDevice );
@ -1169,8 +1200,6 @@ static int ScanForLoopback(UserOptions *userOptions)
// Scan both.
for( iOut=0; iOut<numDevices; iOut++ )
{
QA_ASSERT_TRUE( "No good loopback cable found.", (numLoopbacks > 0) );
for( iIn=0; iIn<numDevices; iIn++ )
{
numLoopbacks += CheckLoopbackAndScan( userOptions, iIn, iOut );
@ -1309,7 +1338,6 @@ int main( int argc, char **argv )
break;
case 'm':
userOptions.framesPerBuffer = -1;
printf("Option -m set so just testing math and not the audio devices.\n");
justMath = 1;
break;