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wasapi: fixed full-duplex failure (when host sample types differ) due to incorrect check made on I/O host buffer sizes

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dmitrykos 2010-06-10 09:45:54 +00:00
commit 5444956b5c
1 changed files with 10 additions and 7 deletions
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17
src/hostapi/wasapi/pa_win_wasapi.c
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@ -2185,6 +2185,7 @@ static PaError OpenStream( struct PaUtilHostApiRepresentation *hostApi,
PaTime buffer_latency;
ULONG framesPerHostCallback;
PaUtilHostBufferSizeMode bufferMode;
const BOOL fullDuplex = ((inputParameters != NULL) && (outputParameters != NULL));
// validate PaStreamParameters
if ((result = IsStreamParamsValid(hostApi, inputParameters, outputParameters, sampleRate)) != paNoError)
@ -2265,7 +2266,7 @@ static PaError OpenStream( struct PaUtilHostApiRepresentation *hostApi,
if ((inputStreamInfo != NULL) && (inputStreamInfo->flags & paWinWasapiPolling))
stream->in.streamFlags = 0; // polling interface
else
if (outputParameters != NULL)
if (fullDuplex)
stream->in.streamFlags = 0; // polling interface is implemented for full-duplex mode also
// Create Audio client
@ -2379,7 +2380,7 @@ static PaError OpenStream( struct PaUtilHostApiRepresentation *hostApi,
if ((outputStreamInfo != NULL) && (outputStreamInfo->flags & paWinWasapiPolling))
stream->out.streamFlags = 0; // polling interface
else
if (inputParameters != NULL)
if (fullDuplex)
stream->out.streamFlags = 0; // polling interface is implemented for full-duplex mode also
// Create Audio client
@ -2455,8 +2456,8 @@ static PaError OpenStream( struct PaUtilHostApiRepresentation *hostApi,
outputSampleFormat = hostOutputSampleFormat = paInt16; /* Surpress 'uninitialized var' warnings. */
}
// og full-duplex
if ((inputParameters != NULL) && (outputParameters != NULL))
// log full-duplex
if (fullDuplex)
PRINT(("WASAPI::OpenStream: full-duplex mode\n"));
// paWinWasapiPolling must be on/or not on both streams
@ -2504,12 +2505,14 @@ static PaError OpenStream( struct PaUtilHostApiRepresentation *hostApi,
goto error;
}
// serious problem #2
if (stream->out.framesPerHostCallback != stream->in.framesPerHostCallback)
// serious problem #2 - No, Not a problem, as framesPerHostCallback take into account
// sample size while it is not a problem for PA full-duplex, we must care of
// preriod only!
/*if (stream->out.framesPerHostCallback != stream->in.framesPerHostCallback)
{
PRINT(("WASAPI: OpenStream: framesPerHostCallback discrepancy\n"));
goto error;
}
}*/
}
framesPerHostCallback = (outputParameters) ? stream->out.framesPerHostCallback: