timer mojo

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@4149 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/include/switch_core.h

@@ -905,9 +905,10 @@ SWITCH_DECLARE(switch_status_t) switch_core_timer_step(switch_timer_t *timer);
 /*! 
   \brief Check if the current step has been exceeded
   \param timer the timer to wait on
+  \param diff the remaining number of ms
   \return the newest sample count
 */
-SWITCH_DECLARE(switch_status_t) switch_core_timer_check(switch_timer_t *timer);
+SWITCH_DECLARE(switch_status_t) switch_core_timer_check(switch_timer_t *timer, uint32_t *diff);
 
 /*! 
   \brief Destroy an allocated timer

src/include/switch_module_interfaces.h

@@ -245,7 +245,7 @@ struct switch_timer_interface {
 	/*! function to step the timer one step */
 	switch_status_t (*timer_step)(switch_timer_t *);
 	/*! function to check if the current step has expired */
-	switch_status_t (*timer_check)(switch_timer_t *);
+	switch_status_t (*timer_check)(switch_timer_t *, uint32_t *);
 	/*! function to deallocate the timer */
 	switch_status_t (*timer_destroy)(switch_timer_t *);
 	const struct switch_timer_interface *next;

src/mod/timers/mod_softtimer/mod_softtimer.c

@@ -78,8 +78,10 @@ static inline switch_status_t timer_step(switch_timer_t *timer)
 {
 	timer_private_t *private_info = timer->private_info;
 
-	private_info->reference += timer->interval;
-
+    while(private_info->reference <= TIMER_MATRIX[timer->interval].tick) {
+        private_info->reference += timer->interval;
+    }
+    
 	return SWITCH_STATUS_SUCCESS;
 }
 
@@ -87,28 +89,39 @@ static inline switch_status_t timer_step(switch_timer_t *timer)
 static inline switch_status_t timer_next(switch_timer_t *timer)
 {
 	timer_private_t *private_info = timer->private_info;
-
+    
 	timer_step(timer);
 	while (TIMER_MATRIX[timer->interval].tick < private_info->reference) {
-		switch_yield(1000);
+        uint64_t diff;
+
+        if ((diff = (private_info->reference - TIMER_MATRIX[timer->interval].tick))) {
+            switch_yield(diff * 1000);
+        }
 	}
 	timer->samplecount += timer->samples;
 	return SWITCH_STATUS_SUCCESS;
 }
 
-static inline switch_status_t timer_check(switch_timer_t *timer)
+static inline switch_status_t timer_check(switch_timer_t *timer, uint32_t *diff)
 
 {
 	timer_private_t *private_info = timer->private_info;
-	switch_status_t status;
+	switch_status_t status = SWITCH_STATUS_SUCCESS;
 
 	if (TIMER_MATRIX[timer->interval].tick < private_info->reference) {
-		status = SWITCH_STATUS_FALSE;
+        uint64_t _diff = private_info->reference - TIMER_MATRIX[timer->interval].tick;
+        *diff = (uint32_t) _diff;
 	} else {
-		private_info->reference += timer->interval;
-		status = SWITCH_STATUS_SUCCESS;
+        *diff = 0;
 	}
 
+    if (*diff) {
+        status = SWITCH_STATUS_FALSE;
+    } else {
+        timer_step(timer);
+    }
+
+
 	return status;
 }
 
@@ -159,8 +172,8 @@ SWITCH_MOD_DECLARE(switch_status_t) switch_module_load(const switch_loadable_mod
    twice the granularity we need, we'll change it if we need anything smaller
 */
 
-#define STEP_MS 10
-#define STEP_MIC 10000
+#define STEP_MS 1
+#define STEP_MIC 1000
 SWITCH_MOD_DECLARE(switch_status_t) switch_module_runtime(void)
 {
 	switch_time_t reference = switch_time_now();

src/switch_core.c

@@ -1321,14 +1321,14 @@ SWITCH_DECLARE(switch_status_t) switch_core_timer_step(switch_timer_t *timer)
 	return timer->timer_interface->timer_step(timer);
 }
 
-SWITCH_DECLARE(switch_status_t) switch_core_timer_check(switch_timer_t *timer)
+SWITCH_DECLARE(switch_status_t) switch_core_timer_check(switch_timer_t *timer, uint32_t *diff)
 {
 	if (!timer->timer_interface) {
 		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Timer is not initilized!\n");
 		return SWITCH_STATUS_GENERR;
 	}
 
-	return timer->timer_interface->timer_check(timer);
+	return timer->timer_interface->timer_check(timer, diff);
 }
 
 

src/switch_rtp.c

@@ -711,6 +711,7 @@ static int rtp_common_read(switch_rtp_t *rtp_session, switch_payload_t *payload_
 	switch_size_t bytes = 0;
 	switch_status_t status;
 	uint8_t check = 1;
+    uint32_t diff = 0;
 
 	if (!rtp_session->timer.interval) {
 		rtp_session->last_time = switch_time_now();
@@ -757,7 +758,7 @@ static int rtp_common_read(switch_rtp_t *rtp_session, switch_payload_t *payload_
 		} 
 
 		if (rtp_session->timer.interval) {
-			check = (uint8_t)(switch_core_timer_check(&rtp_session->timer) == SWITCH_STATUS_SUCCESS);
+			check = (uint8_t)(switch_core_timer_check(&rtp_session->timer, &diff) == SWITCH_STATUS_SUCCESS);
 		}
 
 		if (check) {
@@ -780,7 +781,8 @@ static int rtp_common_read(switch_rtp_t *rtp_session, switch_payload_t *payload_
 		
 		if (status == SWITCH_STATUS_BREAK || bytes == 0) {
 			if (switch_test_flag(rtp_session, SWITCH_RTP_FLAG_DATAWAIT)) {
-				switch_yield(rtp_session->ms_per_packet/2);
+
+				switch_yield(diff  * 1000);
 				continue;
 			}
 			return 0;