audiod: Fix time string.

Copy the data which is relevant for generating the string at writer
node start time, i.e. when the writer produced its first output.

diff --git a/audiod.c b/audiod.c
index a6408d87f79cc6d17aff487af2539d68441a6391..456813b14a5a64d9b642dedbd261a2bec25285f8 100644 (file)
--- a/audiod.c
+++ b/audiod.c
@@ -196,13 +196,25 @@ char *get_time_string(int slot_num)
        }
        if (audiod_status == AUDIOD_ON && !s)
                goto empty;
-       /* valid status items and playing */
+       /*
+        * Valid status items and playing, set length and tmp to the stream
+        * start. We use the slot info and fall back to the info from current
+        * status items if no slot info is available.
+        */
+       length = stat_task->length_seconds;
+       tmp = &stat_task->server_stream_start;
        if (s && s->wns) { /* writer active in this slot */
-               length = s->seconds_total;
-               tmp = &s->server_stream_start;
-       } else { /* standby mode, rely on status items */
-               length = stat_task->length_seconds;
-               tmp = &stat_task->server_stream_start;
+               btr_get_node_start(s->wns[0].btrn, &wstime);
+               if (wstime.tv_sec != 0) { /* writer wrote something */
+                       if (s->server_stream_start.tv_sec == 0) {
+                               /* copy status info to slot */
+                               s->server_stream_start = stat_task->server_stream_start;
+                               s->offset_seconds = stat_task->offset_seconds;
+                               s->seconds_total = stat_task->length_seconds;
+                       }
+                       length = s->seconds_total;
+                       tmp = &s->server_stream_start;
+               }
        }
        if (stat_task->sa_time_diff_sign > 0)
                tv_diff(tmp, &stat_task->sa_time_diff, &sss);
@@ -214,7 +226,6 @@ char *get_time_string(int slot_num)
                seconds = diff.tv_sec + stat_task->offset_seconds;
                goto out;
        }
-       btr_get_node_start(s->wns[0].btrn, &wstime);
        tv_diff(now, &wstime, &wtime);
        //PARA_CRIT_LOG("offset %d\n", s->offset_seconds);
        seconds = s->offset_seconds;
@@ -476,10 +487,6 @@ static void open_writers(struct slot_info *s)
                        register_writer_node(wn, parent);
                }
        }
-       s->server_stream_start = stat_task->server_stream_start.tv_sec?
-               stat_task->server_stream_start : *now;
-       s->offset_seconds = stat_task->offset_seconds;
-       s->seconds_total = stat_task->length_seconds;
 }
 
 /* returns slot num on success */