From 42ff6423728b4453aa8761e0753471a255421c3b Mon Sep 17 00:00:00 2001
From: Guillaume Desmottes <guillaume.desmottes@collabora.co.uk>
Date: Tue, 20 May 2014 13:58:20 +0200
Subject: [PATCH] gstrtpmp4gpay: propagate the GST_BUFFER_FLAG_DISCONT flag

Propagate the DISCONT flag to the first RTP packet being used to transfer
a DISCONT buffer.

https://bugzilla.gnome.org/show_bug.cgi?id=730563
---
 gst/rtp/gstrtpmp4gpay.c | 7 +++++++
 gst/rtp/gstrtpmp4gpay.h | 1 +
 2 files changed, 8 insertions(+)

diff --git a/gst/rtp/gstrtpmp4gpay.c b/gst/rtp/gstrtpmp4gpay.c
index 7913d9aba3..e374e5cd7c 100644
--- a/gst/rtp/gstrtpmp4gpay.c
+++ b/gst/rtp/gstrtpmp4gpay.c
@@ -543,6 +543,12 @@ gst_rtp_mp4g_pay_flush (GstRtpMP4GPay * rtpmp4gpay)
       rtpmp4gpay->offset += rtpmp4gpay->frame_len;
     }
 
+    if (rtpmp4gpay->discont) {
+      GST_BUFFER_FLAG_SET (outbuf, GST_BUFFER_FLAG_DISCONT);
+      /* Only the first outputted buffer has the DISCONT flag */
+      rtpmp4gpay->discont = FALSE;
+    }
+
     ret = gst_rtp_base_payload_push (GST_RTP_BASE_PAYLOAD (rtpmp4gpay), outbuf);
 
     avail -= payload_len;
@@ -563,6 +569,7 @@ gst_rtp_mp4g_pay_handle_buffer (GstRTPBasePayload * basepayload,
 
   rtpmp4gpay->first_timestamp = GST_BUFFER_TIMESTAMP (buffer);
   rtpmp4gpay->first_duration = GST_BUFFER_DURATION (buffer);
+  rtpmp4gpay->discont = GST_BUFFER_IS_DISCONT (buffer);
 
   /* we always encode and flush a full AU */
   gst_adapter_push (rtpmp4gpay->adapter, buffer);
diff --git a/gst/rtp/gstrtpmp4gpay.h b/gst/rtp/gstrtpmp4gpay.h
index fed9c930b5..7506fad96d 100644
--- a/gst/rtp/gstrtpmp4gpay.h
+++ b/gst/rtp/gstrtpmp4gpay.h
@@ -47,6 +47,7 @@ struct _GstRtpMP4GPay
   GstAdapter   *adapter;
   GstClockTime  first_timestamp;
   GstClockTime  first_duration;
+  gboolean      discont;
   GstClockTime  duration;
   guint64       offset;