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Add write_avail/buffer_size for XAudio.

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This commit is contained in:
Themaister 2012-02-14 09:15:09 +01:00
parent 438ac4ca4b
commit a6a068e09e
1 changed files with 19 additions and 2 deletions
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21
audio/xaudio.c
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@ -24,6 +24,7 @@ typedef struct
{ {
xaudio2_t *xa; xaudio2_t *xa;
bool nonblock; bool nonblock;
size_t bufsize;
} xa_t; } xa_t;
static void *xa_init(const char *device, unsigned rate, unsigned latency) static void *xa_init(const char *device, unsigned rate, unsigned latency)
@ -39,7 +40,9 @@ static void *xa_init(const char *device, unsigned rate, unsigned latency)
SSNES_LOG("XAudio2: Requesting %d ms latency, using %d ms latency.\n", latency, (int)bufsize * 1000 / rate); SSNES_LOG("XAudio2: Requesting %d ms latency, using %d ms latency.\n", latency, (int)bufsize * 1000 / rate);
xa->xa = xaudio2_new(rate, 2, bufsize * 2 * sizeof(float)); xa->bufsize = bufsize * 2 * sizeof(float);
xa->xa = xaudio2_new(rate, 2, xa->bufsize);
if (!xa->xa) if (!xa->xa)
{ {
SSNES_ERR("Failed to init XAudio2.\n"); SSNES_ERR("Failed to init XAudio2.\n");
@ -103,6 +106,18 @@ static void xa_free(void *data)
} }
} }
static size_t xa_write_avail(void *data)
{
xa_t *xa = (xa_t*)data;
return xaudio2_write_avail(xa->xa);
}
static size_t xa_buffer_size(void *data)
{
xa_t *xa = (xa_t*)data;
return xa->bufsize;
}
const audio_driver_t audio_xa = { const audio_driver_t audio_xa = {
xa_init, xa_init,
xa_write, xa_write,
@ -111,5 +126,7 @@ const audio_driver_t audio_xa = {
xa_set_nonblock_state, xa_set_nonblock_state,
xa_free, xa_free,
xa_use_float, xa_use_float,
"xaudio" "xaudio",
xa_write_avail,
xa_buffer_size,
}; };