From 8ad0baccc2c790c3b07a4ba87ff1202cc2ffdadb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tim-Philipp=20M=C3=BCller?= <tim@centricular.com>
Date: Wed, 25 Mar 2015 13:51:30 +0000
Subject: [PATCH] rtpklvdepay: add the SPARSE flag to the outgoing stream-start
 event

---
 gst/rtp/gstrtpklvdepay.c | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/gst/rtp/gstrtpklvdepay.c b/gst/rtp/gstrtpklvdepay.c
index eeefe7e45c..424f6aade5 100644
--- a/gst/rtp/gstrtpklvdepay.c
+++ b/gst/rtp/gstrtpklvdepay.c
@@ -68,6 +68,8 @@ static gboolean gst_rtp_klv_depay_setcaps (GstRTPBaseDepayload * depayload,
     GstCaps * caps);
 static GstBuffer *gst_rtp_klv_depay_process (GstRTPBaseDepayload * depayload,
     GstRTPBuffer * rtp);
+static gboolean gst_rtp_klv_depay_handle_event (GstRTPBaseDepayload * depay,
+    GstEvent * ev);
 
 static void gst_rtp_klv_depay_reset (GstRtpKlvDepay * klvdepay);
 
@@ -97,6 +99,7 @@ gst_rtp_klv_depay_class_init (GstRtpKlvDepayClass * klass)
 
   rtpbasedepayload_class->set_caps = gst_rtp_klv_depay_setcaps;
   rtpbasedepayload_class->process_rtp_packet = gst_rtp_klv_depay_process;
+  rtpbasedepayload_class->handle_event = gst_rtp_klv_depay_handle_event;
 }
 
 static void
@@ -127,6 +130,25 @@ gst_rtp_klv_depay_reset (GstRtpKlvDepay * klvdepay)
   klvdepay->last_rtp_ts = -1;
 }
 
+static gboolean
+gst_rtp_klv_depay_handle_event (GstRTPBaseDepayload * depay, GstEvent * ev)
+{
+  switch (GST_EVENT_TYPE (ev)) {
+    case GST_EVENT_STREAM_START:{
+      GstStreamFlags flags;
+
+      ev = gst_event_make_writable (ev);
+      gst_event_parse_stream_flags (ev, &flags);
+      gst_event_set_stream_flags (ev, flags | GST_STREAM_FLAG_SPARSE);
+      break;
+    }
+    default:
+      break;
+  }
+
+  return GST_RTP_BASE_DEPAYLOAD_CLASS (parent_class)->handle_event (depay, ev);
+}
+
 static gboolean
 gst_rtp_klv_depay_setcaps (GstRTPBaseDepayload * depayload, GstCaps * caps)
 {