[vala/staging] gstreamer: Update from 1.19.0+ git master

[Rico Tzschichholz <ricotz src gnome org>]

commit 5479850b2fb4ae87d995b4f880dd87f4497d4657
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Tue Aug 10 17:08:51 2021 +0200

    gstreamer: Update from 1.19.0+ git master

 vapi/gst-editing-services-1.0.vapi | 4 ++++
 vapi/gstreamer-app-1.0.vapi        | 4 ++++
 vapi/metadata/GstRtp-1.0.metadata  | 3 ---
 3 files changed, 8 insertions(+), 3 deletions(-)
---
diff --git a/vapi/gst-editing-services-1.0.vapi b/vapi/gst-editing-services-1.0.vapi
index 464ca1553..e58fbfbd6 100644
--- a/vapi/gst-editing-services-1.0.vapi
+++ b/vapi/gst-editing-services-1.0.vapi
@@ -510,6 +510,8 @@ namespace GES {
                public Timeline.audio_video ();
                public bool commit ();
                public bool commit_sync ();
+               [Version (since = "1.20")]
+               public void freeze_commit ();
                [CCode (has_construct_function = false)]
                public Timeline.from_uri (string uri) throws GLib.Error;
                public bool get_auto_transition ();
@@ -536,6 +538,8 @@ namespace GES {
                public bool save_to_uri (string uri, GES.Asset? formatter_asset, bool overwrite) throws 
GLib.Error;
                public void set_auto_transition (bool auto_transition);
                public void set_snapping_distance (Gst.ClockTime snapping_distance);
+               [Version (since = "1.20")]
+               public void thaw_commit ();
                public bool auto_transition { get; set; }
                public uint64 duration { get; }
                public uint64 snapping_distance { get; set; }
diff --git a/vapi/gstreamer-app-1.0.vapi b/vapi/gstreamer-app-1.0.vapi
index 887a56cca..b7821b675 100644
--- a/vapi/gstreamer-app-1.0.vapi
+++ b/vapi/gstreamer-app-1.0.vapi
@@ -34,10 +34,14 @@ namespace Gst {
                        public bool wait_on_eos { get; set; }
                        public virtual signal Gst.FlowReturn new_preroll ();
                        public virtual signal Gst.FlowReturn new_sample ();
+                       [Version (since = "1.20")]
+                       public signal bool new_serialized_event ();
                        [HasEmitter]
                        public virtual signal Gst.Sample pull_preroll ();
                        [HasEmitter]
                        public virtual signal Gst.Sample pull_sample ();
+                       [Version (since = "1.20")]
+                       public virtual signal Gst.MiniObject try_pull_object (uint64 timeout);
                        [HasEmitter]
                        [Version (since = "1.10")]
                        public virtual signal Gst.Sample try_pull_preroll (uint64 timeout);
diff --git a/vapi/metadata/GstRtp-1.0.metadata b/vapi/metadata/GstRtp-1.0.metadata
index 6974b352a..934c58314 100644
--- a/vapi/metadata/GstRtp-1.0.metadata
+++ b/vapi/metadata/GstRtp-1.0.metadata
@@ -9,9 +9,6 @@ RTP_PAYLOAD_* parent="Gst.RTP.Payload" name="RTP_PAYLOAD_(.+)"
 //buffer_*_rtp_source_meta parent="Gst.RTP.Buffer" name="buffer_(.+)"
 RTPBuffer
   .map unowned=false
-RTPHeaderExtension
-  .read.data array array_length_idx=2
-  .write.data array array_length_idx=4
 RTPSourceMeta
   .append_csrc.csrc array array_length_idx=1