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Enable hardware secondary buffer support on cards that support it (SB 

live and audigy).
oldstable
Robert Reif 2004-02-13 21:10:21 +00:00 committed by Alexandre Julliard
parent 61cb01781e
commit 20fff3d111
1 changed files with 23 additions and 0 deletions
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23
dlls/winmm/wineoss/audio.c
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@ -673,6 +673,29 @@ static BOOL OSS_WaveOutInit(OSS_DEVICE* ossdev)
} else {
ossdev->ds_caps.dwFlags |= DSCAPS_EMULDRIVER;
}
#ifdef DSP_CAP_MULTI /* not every oss has this */
/* check for hardware secondary buffer support (multi open) */
if ((arg & DSP_CAP_MULTI) &&
(ossdev->out_caps.dwSupport & WAVECAPS_DIRECTSOUND)) {
TRACE("hardware secondary buffer support available\n");
if (ossdev->ds_caps.dwFlags & DSCAPS_PRIMARY8BIT)
ossdev->ds_caps.dwFlags |= DSCAPS_SECONDARY8BIT;
if (ossdev->ds_caps.dwFlags & DSCAPS_PRIMARY16BIT)
ossdev->ds_caps.dwFlags |= DSCAPS_SECONDARY16BIT;
if (ossdev->ds_caps.dwFlags & DSCAPS_PRIMARYMONO)
ossdev->ds_caps.dwFlags |= DSCAPS_SECONDARYMONO;
if (ossdev->ds_caps.dwFlags & DSCAPS_PRIMARYSTEREO)
ossdev->ds_caps.dwFlags |= DSCAPS_SECONDARYSTEREO;
ossdev->ds_caps.dwMaxHwMixingAllBuffers = 16;
ossdev->ds_caps.dwMaxHwMixingStaticBuffers = 0;
ossdev->ds_caps.dwMaxHwMixingStreamingBuffers = 16;
ossdev->ds_caps.dwFreeHwMixingAllBuffers = 16;
ossdev->ds_caps.dwFreeHwMixingStaticBuffers = 0;
ossdev->ds_caps.dwFreeHwMixingStreamingBuffers = 16;
}
#endif
}
OSS_CloseDevice(ossdev);
TRACE("out dwFormats = %08lX, dwSupport = %08lX\n",