From f5a3d7b497afb4d363aae07aab8bb96061bdfe3a Mon Sep 17 00:00:00 2001
From: OleksandrKvl <oleksandrdvl@gmail.com>
Date: Tue, 13 Aug 2019 17:50:33 +0300
Subject: [PATCH] pcapparse: fix DISCONT flag setting

DISCONT flag should be set only for first packet.
Fixes #1047.
---
 gst/pcapparse/gstpcapparse.c | 10 ++++++++++
 gst/pcapparse/gstpcapparse.h |  1 +
 2 files changed, 11 insertions(+)

diff --git a/gst/pcapparse/gstpcapparse.c b/gst/pcapparse/gstpcapparse.c
index 3ea656b2f9..8a60cdad6c 100644
--- a/gst/pcapparse/gstpcapparse.c
+++ b/gst/pcapparse/gstpcapparse.c
@@ -325,6 +325,7 @@ gst_pcap_parse_reset (GstPcapParse * self)
   self->cur_ts = GST_CLOCK_TIME_NONE;
   self->base_ts = GST_CLOCK_TIME_NONE;
   self->newsegment_sent = FALSE;
+  self->first_packet = TRUE;
 
   gst_adapter_clear (self->adapter);
 }
@@ -537,6 +538,15 @@ gst_pcap_parse_chain (GstPad * pad, GstObject * parent, GstBuffer * buffer)
             } else {
               out_buf = gst_buffer_new ();
             }
+
+            /* only first packet should have DISCONT flag */
+            if (G_LIKELY (!self->first_packet)) {
+              GST_BUFFER_FLAG_UNSET (out_buf, GST_BUFFER_FLAG_DISCONT);
+            } else {
+              GST_BUFFER_FLAG_SET (out_buf, GST_BUFFER_FLAG_DISCONT);
+              self->first_packet = FALSE;
+            }
+
             gst_adapter_flush (self->adapter,
                 self->cur_packet_size - offset - payload_size);
 
diff --git a/gst/pcapparse/gstpcapparse.h b/gst/pcapparse/gstpcapparse.h
index 6fb39a43df..5feb4c661c 100644
--- a/gst/pcapparse/gstpcapparse.h
+++ b/gst/pcapparse/gstpcapparse.h
@@ -85,6 +85,7 @@ struct _GstPcapParse
   GstPcapParseLinktype linktype;
 
   gboolean newsegment_sent;
+  gboolean first_packet;
 };
 
 struct _GstPcapParseClass