Changeset 399

Timestamp:

Apr 9, 2006 5:12:05 PM (19 years ago)

Author:

bennylp

Message:

Added loss period for rx stream implementation

Location:

pjproject/trunk/pjmedia

Files:

• include/pjmedia/rtcp.h (modified) (1 diff)
• src/pjmedia/rtcp.c (modified) (1 diff)

pjproject/trunk/pjmedia/include/pjmedia/rtcp.h

@@ -161 +161 @@
 
     struct {
+        unsigned    count;      /**< Number of period samples(to calc avg)  */
         unsigned    min;        /**< Minimum loss period (in usec)          */
         unsigned    avg;        /**< Average loss period (in usec)          */

pjproject/trunk/pjmedia/src/pjmedia/rtcp.c

@@ -206 +206 @@
     }
 
+    /* Calculate loss periods. */
+    if (seq_st.diff > 1) {
+        unsigned count = seq_st.diff - 1;
+        unsigned period;
+
+        period = count * sess->pkt_size * 1000 / sess->clock_rate;
+        period *= 1000;
+
+        /* Update loss period stat */
+        if (sess->stat.rx.loss_period.count == 0 ||
+            period < sess->stat.rx.loss_period.min)
+        {
+            sess->stat.rx.loss_period.min = period;
+        }
+        if (period > sess->stat.rx.loss_period.max)
+            sess->stat.rx.loss_period.max = period;
+        sess->stat.rx.loss_period.avg = 
+            (sess->stat.rx.loss_period.avg * sess->stat.rx.loss_period.count +
+             period) / (sess->stat.rx.loss_period.count + 1);
+        sess->stat.rx.loss_period.last = period;
+        ++sess->stat.rx.loss_period.count;
+    }
+
 
     /* Only mark "good" packets */