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fixed two warnings

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This commit is contained in:
Volker Fischer 2015-11-13 21:57:24 +00:00
parent 15e44213a7
commit 89f8578efb
1 changed files with 27 additions and 14 deletions
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41
mac/sound.cpp
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@ -282,7 +282,7 @@ void CSound::GetAudioDeviceInfos ( const AudioDeviceID DeviceID,
stPropertyAddress.mScope = kAudioDevicePropertyScopeOutput;
}
stPropertyAddress.mElement = 0; // channel
stPropertyAddress.mElement = 0;
AudioObjectGetPropertyData ( DeviceID,
&stPropertyAddress,
@ -502,24 +502,37 @@ UInt32 CSound::SetBufferSize ( AudioDeviceID& audioDeviceID,
const bool bIsInput,
UInt32 iPrefBufferSize )
{
AudioObjectPropertyAddress stPropertyAddress;
stPropertyAddress.mSelector = kAudioDevicePropertyBufferFrameSize;
if ( bIsInput )
{
stPropertyAddress.mScope = kAudioDevicePropertyScopeInput;
}
else
{
stPropertyAddress.mScope = kAudioDevicePropertyScopeOutput;
}
stPropertyAddress.mElement = 0;
// first set the value
UInt32 iSizeBufValue = sizeof ( UInt32 );
AudioDeviceSetProperty ( audioDeviceID,
NULL,
0,
bIsInput,
kAudioDevicePropertyBufferFrameSize,
iSizeBufValue,
&iPrefBufferSize );
AudioObjectSetPropertyData ( audioDeviceID,
&stPropertyAddress,
0,
NULL,
iSizeBufValue,
&iPrefBufferSize );
// read back which value is actually used
UInt32 iActualMonoBufferSize;
AudioDeviceGetProperty ( audioDeviceID,
0,
bIsInput,
kAudioDevicePropertyBufferFrameSize,
&iSizeBufValue,
&iActualMonoBufferSize );
AudioObjectGetPropertyData ( audioDeviceID,
&stPropertyAddress,
0,
NULL,
&iSizeBufValue,
&iActualMonoBufferSize );
return iActualMonoBufferSize;
}