Keep video latency diagnostics within their clock domains

src/call/call_video_transport.c

@@ -149,10 +149,10 @@ static void update_rate(struct call_video_transport *v) {
     if (now - v->report_us >= 1000000) {
         DEBUG_DEBUG(DEBUG_CATEGORY_CALL,
             "video TX flow call=%llu offered=%u accepted=%u audio_busy=%u transport_busy=%u key_wait=%u "
-            "audio_ahead_us=%lld held=%d queue=%u bytes=%u audio_age_us=%lld queue_age_us=%llu tail_ahead_us=%lld",
+            "audio_ahead_us=%lld held=%d queue=%u bytes=%u audio_pts=%lld queue_age_us=%llu tail_ahead_us=%lld",
             (unsigned long long)s->call_id, v->offered, v->accepted, v->held_busy, v->transport_busy, v->key_wait,
             (long long)v->max_audio_ahead, held, v->tx_count, v->tx_bytes,
-            (long long)(v->audio_end_pts >= 0 ? (int64_t)now - v->audio_end_pts : 0),
+            (long long)v->audio_end_pts,
             (unsigned long long)(v->tx_count ? (get_time_tb() - v->tx[0].started_tb) * 100 : 0),
             (long long)(v->tx_count && v->audio_end_pts >= 0 ? v->tx[v->tx_count - 1].frame.pts_us - v->audio_end_pts : 0));
         v->report_us = now; v->offered = v->accepted = v->held_busy = v->transport_busy = v->key_wait = 0; v->max_audio_ahead = 0;