[PATCH 1/2] mmdevapi: Cap default period to 10 ms.

[Davide Beatrici]

From: Davide Beatrici

---
 dlls/mmdevapi/client.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/dlls/mmdevapi/client.c b/dlls/mmdevapi/client.c
index 0b849e47e3d..bb95e797502 100644
--- a/dlls/mmdevapi/client.c
+++ b/dlls/mmdevapi/client.c
@@ -47,6 +47,8 @@ extern HRESULT get_audio_session(const GUID *sessionguid, IMMDevice *device, UIN
                                  struct audio_session **out);
 extern struct audio_session_wrapper *session_wrapper_create(struct audio_client *client);

+static const REFERENCE_TIME def_period_cap = 100000;
+
 static HANDLE main_loop_thread;

void main_loop_stop(void)
@@ -122,7 +124,7 @@ static HRESULT adjust_timing(struct audio_client *This,
     TRACE("Device periods: %lu default and %lu minimum\n", (ULONG)def_period, (ULONG)min_period);

if (mode == AUDCLNT_SHAREMODE_SHARED) {
-        *period = def_period;
+        *period = max(def_period, def_period_cap);
         if (*duration < 3 * *period)
             *duration = 3 * *period;
     } else {
@@ -762,6 +764,9 @@ static HRESULT WINAPI client_GetDevicePeriod(IAudioClient3 *iface, REFERENCE_TIM

wine_unix_call(get_device_period, &params);

+    if (defperiod && *defperiod < def_period_cap)
+        *defperiod = def_period_cap;
+
     return params.result;
 }