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use bufferMaxSize for defaultHighLatency in asio impl

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This commit is contained in:
rossb 2011-11-10 13:37:05 +00:00
commit 4b1aa56f00
1 changed files with 3 additions and 9 deletions
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12
src/hostapi/asio/pa_asio.cpp
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@ -1214,7 +1214,7 @@ PaError PaAsio_Initialize( PaUtilHostApiRepresentation **hostApi, PaHostApiIndex
if( foundDefaultSampleRate ){
/* calculate default latency values from bufferPreferredSize
for default low latency, and bufferPreferredSize * 3
for default low latency, and bufferMaxSize
for default high latency.
use the default sample rate to convert from samples to
seconds. Without knowing what sample rate the user will
@ -1227,17 +1227,11 @@ PaError PaAsio_Initialize( PaUtilHostApiRepresentation **hostApi, PaHostApiIndex
deviceInfo->defaultLowInputLatency = defaultLowLatency;
deviceInfo->defaultLowOutputLatency = defaultLowLatency;
long defaultHighLatencyBufferSize =
paAsioDriverInfo.bufferPreferredSize * 3;
if( defaultHighLatencyBufferSize > paAsioDriverInfo.bufferMaxSize )
defaultHighLatencyBufferSize = paAsioDriverInfo.bufferMaxSize;
double defaultHighLatency =
defaultHighLatencyBufferSize / deviceInfo->defaultSampleRate;
paAsioDriverInfo.bufferMaxSize / deviceInfo->defaultSampleRate;
if( defaultHighLatency < defaultLowLatency )
defaultHighLatency = defaultLowLatency; /* just incase the driver returns something strange */
defaultHighLatency = defaultLowLatency; /* just in case the driver returns something strange */
deviceInfo->defaultHighInputLatency = defaultHighLatency;
deviceInfo->defaultHighOutputLatency = defaultHighLatency;