[pulseaudio-commits] r2234 - in /branches/glitch-free/src/pulsecore: rtclock.c rtclock.h

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Author: lennart
Date: Fri Apr 11 18:21:13 2008
New Revision: 2234

URL: http://0pointer.de/cgi-bin/viewcvs.cgi?rev=2234&root=pulseaudio&view=rev
Log:
add new API pa_rtclock_from_wallclock()

Modified:
    branches/glitch-free/src/pulsecore/rtclock.c
    branches/glitch-free/src/pulsecore/rtclock.h

Modified: branches/glitch-free/src/pulsecore/rtclock.c
URL: http://0pointer.de/cgi-bin/viewcvs.cgi/branches/glitch-free/src/pulsecore/rtclock.c?rev=2234&root=pulseaudio&r1=2233&r2=2234&view=diff
==============================================================================
--- branches/glitch-free/src/pulsecore/rtclock.c (original)
+++ branches/glitch-free/src/pulsecore/rtclock.c Fri Apr 11 18:21:13 2008
@@ -96,3 +96,24 @@
 
     return pa_timeval_load(pa_rtclock_get(&tv));
 }
+
+struct timeval* pa_rtclock_from_wallclock(struct timeval *tv) {
+
+#ifdef HAVE_CLOCK_GETTIME
+    struct timeval wc_now, rt_now;
+
+    pa_gettimeofday(&wc_now);
+    pa_rtclock_get(&rt_now);
+
+    pa_assert(tv);
+
+    if (pa_timeval_cmp(&wc_now, tv) < 0)
+        pa_timeval_add(&rt_now, pa_timeval_diff(tv, &wc_now));
+    else
+        pa_timeval_sub(&rt_now, pa_timeval_diff(&wc_now, tv));
+
+    *tv = rt_now;
+#endif
+
+    return tv;
+}

Modified: branches/glitch-free/src/pulsecore/rtclock.h
URL: http://0pointer.de/cgi-bin/viewcvs.cgi/branches/glitch-free/src/pulsecore/rtclock.h?rev=2234&root=pulseaudio&r1=2233&r2=2234&view=diff
==============================================================================
--- branches/glitch-free/src/pulsecore/rtclock.h (original)
+++ branches/glitch-free/src/pulsecore/rtclock.h Fri Apr 11 18:21:13 2008
@@ -40,4 +40,6 @@
 /* timer with a resolution better than this are considered high-resolution */
 #define PA_HRTIMER_THRESHOLD_USEC 10
 
+struct timeval* pa_rtclock_from_wallclock(struct timeval *tv);
+
 #endif