Maarten Lankhorst : quartz: Increase min_lag.

Alexandre Julliard julliard at winehq.org
Wed Dec 1 12:56:47 CST 2010


Module: wine
Branch: master
Commit: 6e69cd4df4e8bc3794271ad5004a59c2c1158f83
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=6e69cd4df4e8bc3794271ad5004a59c2c1158f83

Author: Maarten Lankhorst <m.b.lankhorst at gmail.com>
Date:   Wed Dec  1 13:14:58 2010 +0100

quartz: Increase min_lag.

The max_lag variable determines how much fuzz is allowed between the
sound cursor and the scheduled times, some filters are inaccurate wrt
time and would skip and overwrite data otherwise.

---

 dlls/quartz/dsoundrender.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/dlls/quartz/dsoundrender.c b/dlls/quartz/dsoundrender.c
index fcc25e7..c0591ba 100644
--- a/dlls/quartz/dsoundrender.c
+++ b/dlls/quartz/dsoundrender.c
@@ -141,7 +141,7 @@ static HRESULT DSoundRender_GetWritePos(DSoundRenderImpl *This, DWORD *ret_write
     WAVEFORMATEX *wfx = (WAVEFORMATEX*)This->pInputPin->pin.mtCurrent.pbFormat;
     DWORD writepos, min_writepos, playpos;
     REFERENCE_TIME max_lag = 50 * 10000;
-    REFERENCE_TIME min_lag = 1 * 10000;
+    REFERENCE_TIME min_lag = 25 * 10000;
     REFERENCE_TIME cur, writepos_t, delta_t;
 
     DSoundRender_UpdatePositions(This, &writepos, &min_writepos);
@@ -157,7 +157,7 @@ static HRESULT DSoundRender_GetWritePos(DSoundRenderImpl *This, DWORD *ret_write
         cur = -1;
 
     if (writepos == min_writepos)
-        max_lag = min_lag;
+        max_lag = 0;
 
     *skip = 0;
     if (cur < 0 || write_at < 0) {




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