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Leland's fix for range bounds with Windows Direct Sound

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v.audacity 2013-01-14 07:05:20 +00:00
parent 0056b56c24
commit 6ffc5aca16
1 changed files with 22 additions and 0 deletions
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22
src/AudioIO.cpp
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@ -1932,6 +1932,11 @@ wxArrayLong AudioIO::GetSupportedPlaybackRates(int devIndex, double rate)
return supported;
}
// LLL: Remove when a proper method of determining actual supported
// DirectSound rate is devised.
const PaHostApiInfo* hostInfo = Pa_GetHostApiInfo(devInfo->hostApi);
bool isDirectSound = (hostInfo && hostInfo->type == paDirectSound);
PaStreamParameters pars;
pars.device = devIndex;
@ -1942,12 +1947,18 @@ wxArrayLong AudioIO::GetSupportedPlaybackRates(int devIndex, double rate)
for (i = 0; i < NumRatesToTry; i++)
{
// LLL: Remove when a proper method of determining actual supported
// DirectSound rate is devised.
if (!(isDirectSound && RatesToTry[i] > 200000))
if (Pa_IsFormatSupported(NULL, &pars, RatesToTry[i]) == 0)
supported.Add(RatesToTry[i]);
}
if (irate != 0 && supported.Index(irate) == wxNOT_FOUND)
{
// LLL: Remove when a proper method of determining actual supported
// DirectSound rate is devised.
if (!(isDirectSound && RatesToTry[i] > 200000))
if (Pa_IsFormatSupported(NULL, &pars, irate) == 0)
supported.Add(irate);
}
@ -1987,6 +1998,11 @@ wxArrayLong AudioIO::GetSupportedCaptureRates(int devIndex, double rate)
gPrefs->Read(wxT("/AudioIO/LatencyDuration"), &latencyDuration);
gPrefs->Read(wxT("/AudioIO/RecordChannels"), &recordChannels);
// LLL: Remove when a proper method of determining actual supported
// DirectSound rate is devised.
const PaHostApiInfo* hostInfo = Pa_GetHostApiInfo(devInfo->hostApi);
bool isDirectSound = (hostInfo && hostInfo->type == paDirectSound);
PaStreamParameters pars;
pars.device = devIndex;
@ -1997,12 +2013,18 @@ wxArrayLong AudioIO::GetSupportedCaptureRates(int devIndex, double rate)
for (i = 0; i < NumRatesToTry; i++)
{
// LLL: Remove when a proper method of determining actual supported
// DirectSound rate is devised.
if (!(isDirectSound && RatesToTry[i] > 200000))
if (Pa_IsFormatSupported(&pars, NULL, RatesToTry[i]) == 0)
supported.Add(RatesToTry[i]);
}
if (irate != 0 && supported.Index(irate) == wxNOT_FOUND)
{
// LLL: Remove when a proper method of determining actual supported
// DirectSound rate is devised.
if (!(isDirectSound && RatesToTry[i] > 200000))
if (Pa_IsFormatSupported(&pars, NULL, irate) == 0)
supported.Add(irate);
}