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Allow device to be selected in DirectSound.

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This commit is contained in:
Themaister 2012-03-30 20:09:40 +02:00
parent 996d6d25b7
commit eca337ee55
1 changed files with 25 additions and 1 deletions
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26
audio/dsound.c
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@ -249,10 +249,28 @@ static void dsound_free(void *data)
}
}
struct dsound_dev
{
unsigned device;
unsigned total_count;
LPGUID guid;
};
static BOOL CALLBACK enumerate_cb(LPGUID guid, LPCSTR desc, LPCSTR module, LPVOID context)
{
struct dsound_dev *dev = (struct dsound_dev*)context;
SSNES_LOG("\t%u: %s\n", dev->total_count, desc);
if (dev->device == dev->total_count)
dev->guid = guid;
dev->total_count++;
return TRUE;
}
static void *dsound_init(const char *device, unsigned rate, unsigned latency)
{
WAVEFORMATEX wfx = {0};
DSBUFFERDESC bufdesc = {0};
struct dsound_dev dev = {0};
dsound_t *ds = (dsound_t*)calloc(1, sizeof(*ds));
if (!ds)
@ -260,7 +278,13 @@ static void *dsound_init(const char *device, unsigned rate, unsigned latency)
InitializeCriticalSection(&ds->crit);
if (DirectSoundCreate(NULL, &ds->ds, NULL) != DS_OK)
if (device)
dev.device = strtoul(device, NULL, 0);
SSNES_LOG("DirectSound devices:\n");
DirectSoundEnumerate(enumerate_cb, &dev);
if (DirectSoundCreate(dev.guid, &ds->ds, NULL) != DS_OK)
goto error;
if (IDirectSound_SetCooperativeLevel(ds->ds, GetDesktopWindow(), DSSCL_PRIORITY) != DS_OK)