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Show an error if small enough fragment sizes couldn't be set. 

Force a complete close/reopen of the sound device if pause is
requested in DirectSound mode (many drivers require this).
This commit is contained in:
Ove Kaaven 2001-03-21 03:37:33 +00:00 committed by Alexandre Julliard
parent 03dab82c3f
commit e746f665ef
1 changed files with 12 additions and 2 deletions
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14
dlls/winmm/wineoss/audio.c
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@ -865,11 +865,17 @@ static DWORD wodOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
/* even if we set fragment size above, read it again, just in case */
IOCTL(audio, SNDCTL_DSP_GETBLKSIZE, fragment_size);
if (fragment_size == -1) {
WARN("IOCTL can't 'SNDCTL_DSP_GETBLKSIZE' !\n");
ERR("IOCTL can't 'SNDCTL_DSP_GETBLKSIZE' !\n");
close(audio);
wwo->unixdev = -1;
return MMSYSERR_NOTENABLED;
}
if ((fragment_size > 1024) && (LOWORD(audio_fragment) <= 10)) {
/* we've tried to set 1K fragments or less, but it didn't work */
ERR("fragment size set failed, size is now %d\n", fragment_size);
MESSAGE("Your Open Sound System driver did not let us configure small enough sound fragments.\n");
MESSAGE("This may cause delays and other problems in audio playback with certain applications.\n");
}
wwo->dwFragmentSize = fragment_size;
wwo->msg_toget = 0;
@ -1470,7 +1476,11 @@ static HRESULT WINAPI IDsDriverBufferImpl_Stop(PIDSDRIVERBUFFER iface)
return DSERR_GENERIC;
}
#endif
return DS_OK;
/* Most OSS drivers just can't stop the playback without closing the device...
* so we need to somehow signal to our DirectSound implementation
* that it should completely recreate this HW buffer...
* this unexpected error code should do the trick... */
return DSERR_BUFFERLOST;
}
static ICOM_VTABLE(IDsDriverBuffer) dsdbvt =