winamp/Src/Plugins/Output/out_ds/ds2_devenum.cpp

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2024-09-24 08:54:57 -04:00
#include "ds2.h"
#include "strsafe.h"
static const GUID NULL_GUID;
static bool _getcaps(IDirectSound * pDS,LPDSCAPS pCaps,DWORD * speakercfg)
{
bool rv=1;
if (pCaps)
{
memset(pCaps,0,sizeof(*pCaps));
pCaps->dwSize=sizeof(*pCaps);
if (FAILED(pDS->GetCaps(pCaps))) rv=0;
}
if (speakercfg)
{
if (FAILED(pDS->GetSpeakerConfig(speakercfg))) rv=0;
}
return rv;
}
bool DS2::TryGetDevCaps(const GUID *g,LPDSCAPS pCaps,DWORD * speakercfg)
{
bool rv=0;
SYNC_IN();
if (!g) g=&NULL_GUID;
if (pDS && GetCurDev()==*g)
{
rv=_getcaps(pDS,pCaps,speakercfg);
}
SYNC_OUT();
return rv;
}