Add EndTime function (especially for Windows).

git-svn-id: http://subversion.jackaudio.org/jack/jack2/trunk/jackmp@4736 0c269be4-1314-0410-8aa9-9f06e86f4224

ChangeLog

@@ -36,6 +36,10 @@ John Emmas
   Jackdmp changes log
 ---------------------------
 
+2012-01-26 Stephane Letz  <letz@grame.fr>
+
+	* Add EndTime function (especially for Windows).
+
 2012-01-25 Stephane Letz  <letz@grame.fr>
 
 	* Fix NetJack2 initialisation bug.

common/JackLibGlobals.h

@@ -127,6 +127,7 @@ struct JackLibGlobals
     {
         if (--fClientCount == 0 && fGlobals) {
             jack_log("JackLibGlobals Destroy %x", fGlobals);
+            EndTime();
             delete fGlobals;
             fGlobals = NULL;
         }

common/JackNetAdapter.cpp

@@ -413,7 +413,7 @@ extern "C"
 
         value.i = 2;
         jack_driver_descriptor_add_parameter(desc, &filler, "input-ports", 'C', JackDriverParamInt, &value, NULL, "Number of audio input ports", NULL);
-        jack_driver_descriptor_add_parameter(desc, &filler, "output-ports", 'C', JackDriverParamInt, &value, NULL, "Number of audio output ports", NULL);
+        jack_driver_descriptor_add_parameter(desc, &filler, "output-ports", 'P', JackDriverParamInt, &value, NULL, "Number of audio output ports", NULL);
 
     #if HAVE_CELT
         value.i = -1;

common/JackServer.cpp

@@ -140,6 +140,7 @@ int JackServer::Close()
     fEngine->Close();
     // TODO: move that in reworked JackServerGlobals::Destroy()
     JackMessageBuffer::Destroy();
+    EndTime();
     return 0;
 }
 

common/JackTime.h

@@ -30,6 +30,7 @@ extern "C"
 #endif
 
     SERVER_EXPORT void InitTime();
+    SERVER_EXPORT void EndTime();
     SERVER_EXPORT jack_time_t GetMicroSeconds(void);
     SERVER_EXPORT void JackSleep(long usec);
 

linux/JackLinuxTime.c

@@ -220,6 +220,9 @@ SERVER_EXPORT void InitTime()
 	__jack_cpu_mhz = jack_get_mhz ();
 }
 
+SERVER_EXPORT void EndTime()
+{}
+
 void SetClockSource(jack_timer_type_t source)
 {
         jack_log("Clock source : %s", ClockSourceName(source));

macosx/JackMachTime.c

@@ -39,6 +39,9 @@ SERVER_EXPORT void InitTime()
 	__jack_time_ratio = ((float)info.numer / info.denom) / 1000;
 }
 
+SERVER_EXPORT void EndTime()
+{}
+
 SERVER_EXPORT jack_time_t GetMicroSeconds(void)
 {
     return (jack_time_t) (mach_absolute_time () * __jack_time_ratio);

solaris/JackSolarisTime.c

@@ -31,6 +31,9 @@ SERVER_EXPORT void JackSleep(long usec)
 SERVER_EXPORT void InitTime()
 {}
 
+SERVER_EXPORT void EndTime()
+{}
+
 SERVER_EXPORT jack_time_t GetMicroSeconds(void)
 {
     return (jack_time_t)(gethrtime() / 1000);

windows/JackWinTime.c

@@ -19,8 +19,10 @@
 
 
 #include "JackTime.h"
+#include "JackError.h"
 
 static LARGE_INTEGER _jack_freq;
+static UINT gPeriod = 0;
 
 SERVER_EXPORT void JackSleep(long usec)
 {
@@ -30,6 +32,25 @@ SERVER_EXPORT void JackSleep(long usec)
 SERVER_EXPORT void InitTime()
 {
 	QueryPerformanceFrequency(&_jack_freq);
+    TIMECAPS caps;
+    if (timeGetDevCaps(&caps, sizeof(TIMECAPS)) != TIMERR_NOERROR) {
+        jack_error("InitTime : could not get timer device");
+    } else {
+        gPeriod = caps.wPeriodMin;
+        if (timeBeginPeriod(gPeriod) != TIMERR_NOERROR) {
+            jack_error("InitTime : could not set minimum timer");
+            gPeriod = 0;
+        } else {
+            jack_info("InitTime : multimedia timer resolution set to %d milliseconds", gPeriod);
+       }
+    }
+}
+
+SERVER_EXPORT void EndTime()
+{
+    if (gPeriod > 0) {
+        timeEndPeriod(gPeriod);
+    }
 }
 
 SERVER_EXPORT jack_time_t GetMicroSeconds(void)