Changeset 410

Timestamp:

Apr 25, 2006 10:02:40 AM (18 years ago)

Author:

bennylp

Message:

Added sound clock drifting reporting in sndinfo sample

File:

• pjproject/trunk/pjsip-apps/src/samples/sndinfo.c (modified) (8 diffs)

pjproject/trunk/pjsip-apps/src/samples/sndinfo.c

@@ -74 +74 @@
 }
 
+static int clock_rate;
 static int play_counter;
 static int rec_counter;
 static int min_delay = 0xFFFF, max_delay;
 static char play_delays[1000];
+static pj_uint32_t last_play_timestamp, last_rec_timestamp;
 
 static pj_status_t play_cb(void *user_data, pj_uint32_t timestamp,
@@ -85 +87 @@
 
     ++play_counter;
+    last_play_timestamp = timestamp;
 
     if (last_cb.u64 == 0) {
         pj_get_timestamp(&last_cb);
-    } else {
+    } else if (play_counter <= PJ_ARRAY_SIZE(play_delays)) {
         pj_timestamp now;
         int delay;
@@ -112 +115 @@
 {
     ++rec_counter;
+
+    if (timestamp - last_rec_timestamp >= clock_rate) {
+        int diff;
+        diff = last_play_timestamp - timestamp;
+        printf("Play timestamp=%u, capture timestamp=%u, diff=%d\n",
+               last_play_timestamp, timestamp, diff);
+        last_rec_timestamp = timestamp;
+    }
     return PJ_SUCCESS;
 }
@@ -125 +136 @@
 
 static int open_device(int dev_id, pjmedia_dir dir,
-                       int clock_rate, int nchannel, int bits)
+                       int nchannel, int bits)
 {
     pj_status_t status = PJ_SUCCESS;
@@ -131 +142 @@
     pjmedia_snd_stream *strm;
     const char *dirtype;
+    char tmp[10];
     unsigned i;
 
@@ -176 +188 @@
     
     /* Let playback/capture runs for a while */
-    pj_thread_sleep(1000);
+    //pj_thread_sleep(1000);
+    puts("Press <ENTER> to stop");
+    fgets(tmp, sizeof(tmp), stdin);
+
 
     pjmedia_snd_stream_close(strm);
@@ -235 +250 @@
         int dev_id;
         pjmedia_dir dir;
-        int clock_rate;
         int nchannel;
         int bits;
@@ -252 +266 @@
         bits = atoi(argv[5]);
 
-        return open_device(dev_id, dir, clock_rate, nchannel, bits);
+        return open_device(dev_id, dir, nchannel, bits);
 
     } else {