From 9958cfbe7b4467ec5a5fed4c7e5e06f7f8e9179b Mon Sep 17 00:00:00 2001
From: Marvin W <git@larma.de>
Date: Thu, 11 Nov 2021 22:49:48 +0100
Subject: [PATCH] Log probe for decode QOS

---
 plugins/rtp/src/stream.vala | 40 +++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

diff --git a/plugins/rtp/src/stream.vala b/plugins/rtp/src/stream.vala
index a5b1482a..24adcb9a 100644
--- a/plugins/rtp/src/stream.vala
+++ b/plugins/rtp/src/stream.vala
@@ -74,6 +74,45 @@ public class Dino.Plugins.Rtp.Stream : Xmpp.Xep.JingleRtp.Stream {
         }
     }
 
+    private static Gst.PadProbeReturn log_probe(Gst.Pad pad, Gst.PadProbeInfo info) {
+        if ((info.type & Gst.PadProbeType.EVENT_DOWNSTREAM) > 0) {
+            debug("%s.%s probed downstream event %s", pad.get_parent_element().name, pad.name, info.get_event().type.get_name());
+        }
+        if ((info.type & Gst.PadProbeType.EVENT_UPSTREAM) > 0) {
+            var event = info.get_event();
+            if (event.type == Gst.EventType.RECONFIGURE) return Gst.PadProbeReturn.DROP;
+            if (event.type == Gst.EventType.QOS) {
+                Gst.QOSType qos_type;
+                double proportion;
+                Gst.ClockTimeDiff diff;
+                Gst.ClockTime timestamp;
+                event.parse_qos(out qos_type, out proportion, out diff, out timestamp);
+                debug("%s.%s probed qos event: type: %s, proportion: %f, diff: %lli, timestamp: %llu", pad.get_parent_element().name, pad.name, @"$qos_type", proportion, diff, timestamp);
+            } else {
+                debug("%s.%s probed upstream event %s", pad.get_parent_element().name, pad.name, event.type.get_name());
+            }
+        }
+        if ((info.type & Gst.PadProbeType.QUERY_DOWNSTREAM) > 0) {
+            debug("%s.%s probed downstream query %s", pad.get_parent_element().name, pad.name, info.get_query().type.get_name());
+        }
+        if ((info.type & Gst.PadProbeType.QUERY_UPSTREAM) > 0) {
+            debug("%s.%s probed upstream query %s", pad.get_parent_element().name, pad.name, info.get_query().type.get_name());
+        }
+        if ((info.type & Gst.PadProbeType.BUFFER) > 0) {
+            uint id = pad.get_data("no_buffer_probe_timeout");
+            if (id != 0) {
+                Source.remove(id);
+            }
+            string name = @"$(pad.get_parent_element().name).$(pad.name)";
+            id = Timeout.add_seconds(1, () => {
+                debug("%s probed no buffer for 1 second", name);
+                return Source.REMOVE;
+            });
+            pad.set_data("no_buffer_probe_timeout", id);
+        } 
+        return Gst.PadProbeReturn.PASS;
+    }
+
     public override void create() {
         plugin.pause();
 
@@ -114,6 +153,7 @@ public class Dino.Plugins.Rtp.Stream : Xmpp.Xep.JingleRtp.Stream {
         recv_rtp.do_timestamp = true;
         recv_rtp.format = Gst.Format.TIME;
         recv_rtp.is_live = true;
+        recv_rtp.get_static_pad("src").add_probe(Gst.PadProbeType.BLOCK, log_probe);
         pipe.add(recv_rtp);
 
         recv_rtcp = Gst.ElementFactory.make("appsrc", @"rtcp_src_$rtpid") as Gst.App.Src;