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Only enumerate DirectSound devices if the first sound device in the 

system supports the Wine implementation of DirectSound. Also added
some entries to the sample config file and changed the values of the
"EmulDriver" key to "Y"/"N".
This commit is contained in:
Johan Gill 2002-05-28 22:45:58 +00:00 committed by Alexandre Julliard
parent cc208a151f
commit 7c61a61616
2 changed files with 46 additions and 12 deletions
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41
dlls/dsound/dsound_main.c
View File

@ -288,6 +288,22 @@ static int ds_hel_queue = DS_HEL_QUEUE;
static int ds_snd_queue_max = DS_SND_QUEUE_MAX;
static int ds_snd_queue_min = DS_SND_QUEUE_MIN;
/*
* Call the callback provided to DirectSoundEnumerateA.
*/
inline static void enumerate_devices(LPDSENUMCALLBACKA lpDSEnumCallback,
LPVOID lpContext)
{
if (lpDSEnumCallback != NULL)
if (lpDSEnumCallback(NULL, "Primary DirectSound Driver",
"sound", lpContext))
lpDSEnumCallback((LPGUID)&DSDEVID_WinePlayback,
"WINE DirectSound", "sound",
lpContext);
}
/*
* Get a config key from either the app-specific or the default config
*/
@ -341,7 +357,7 @@ inline static void setup_dsound_options(void)
/* get options */
if (!get_config_key( hkey, appkey, "EmulDriver", buffer, MAX_PATH ))
ds_emuldriver = atoi(buffer);
ds_emuldriver = strcmp(buffer, "N");
if (!get_config_key( hkey, appkey, "HELmargin", buffer, MAX_PATH ))
ds_hel_margin = atoi(buffer);
@ -387,18 +403,21 @@ HRESULT WINAPI DirectSoundEnumerateA(
LPDSENUMCALLBACKA lpDSEnumCallback,
LPVOID lpContext)
{
WAVEOUTCAPSA wcaps;
unsigned devs, wod;
TRACE("lpDSEnumCallback = %p, lpContext = %p\n",
lpDSEnumCallback, lpContext);
#ifdef HAVE_OSS
if (lpDSEnumCallback != NULL)
if (lpDSEnumCallback(NULL, "Primary DirectSound Driver",
"sound", lpContext))
lpDSEnumCallback((LPGUID)&DSDEVID_WinePlayback,
"WINE DirectSound", "sound",
lpContext);
#endif
devs = waveOutGetNumDevs();
for (wod = 0; wod < devs; ++wod) {
waveOutGetDevCapsA(wod, &wcaps, sizeof(wcaps));
if (wcaps.dwSupport & WAVECAPS_DIRECTSOUND) {
TRACE("- Device %u supports DirectSound\n", wod);
enumerate_devices(lpDSEnumCallback, lpContext);
return DS_OK;
}
}
return DS_OK;
}
@ -3615,7 +3634,7 @@ HRESULT WINAPI DirectSoundCreate(REFGUID lpGUID,LPDIRECTSOUND *ppDS,IUnknown *pU
return DS_OK;
}
/* get dsound configuration */
/* Get dsound configuration */
setup_dsound_options();
/* Enumerate WINMM audio devices and find the one we want */

15
documentation/samples/config
View File

@ -250,6 +250,16 @@ WINE REGISTRY Version 2
"WaveMapper" = "msacm.drv"
"MidiMapper" = "midimap.drv"
[dsound]
;; HEL only: Number of waveOut fragments ahead to mix in new buffers.
;"HELmargin" = "48"
;; HEL only: Number of waveOut fragments ahead to queue to driver.
;"HELqueue" = "5"
;; Max number of fragments to prebuffer
;"SndQueueMax" = "28"
;; Min number of fragments to prebuffer
;"SndQueueMin" = "12"
;; sample AppDefaults entries
;[AppDefaults\\iexplore.exe\\DllOverrides]
;"shlwapi" = "native"
@ -267,5 +277,10 @@ WINE REGISTRY Version 2
;
;[AppDefaults\\sol.exe\\Version]
;"Windows" = "nt40"
;
;; Some games (Quake 2, UT) refuse to accept emulated dsound devices.
;; You can add an AppDefault entry like this for such cases.
;[AppDefaults\\pickygame.exe\\dsound]
;"EmulDriver" = "N"
# </wineconf>