From 957c8e3e61b61b9e08f1fe493a4dfb5cb49d3293 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tim-Philipp=20M=C3=BCller?= <tim@centricular.net>
Date: Wed, 7 Aug 2013 11:14:38 +0100
Subject: [PATCH] rtpvp8depay: mark key frames and delta frames properly

https://bugzilla.gnome.org/show_bug.cgi?id=705550
---
 gst/rtp/gstrtpvp8depay.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/gst/rtp/gstrtpvp8depay.c b/gst/rtp/gstrtpvp8depay.c
index 2d46f5e0c3..7cc4504a4d 100644
--- a/gst/rtp/gstrtpvp8depay.c
+++ b/gst/rtp/gstrtpvp8depay.c
@@ -164,12 +164,23 @@ gst_rtp_vp8_depay_process (GstRTPBaseDepayload * depay, GstBuffer * buf)
   /* Marker indicates that it was the last rtp packet for this frame */
   if (gst_rtp_buffer_get_marker (&rtpbuffer)) {
     GstBuffer *out;
+    guint8 flag0;
+
+    gst_adapter_copy (self->adapter, &flag0, 0, 1);
 
     out = gst_adapter_take_buffer (self->adapter,
         gst_adapter_available (self->adapter));
 
     self->started = FALSE;
     gst_rtp_buffer_unmap (&rtpbuffer);
+
+    /* mark keyframes */
+    out = gst_buffer_make_writable (out);
+    if ((flag0 & 0x01))
+      GST_BUFFER_FLAG_SET (out, GST_BUFFER_FLAG_DELTA_UNIT);
+    else
+      GST_BUFFER_FLAG_UNSET (out, GST_BUFFER_FLAG_DELTA_UNIT);
+
     return out;
   }