[gstreamer] Add 0001-streamsynchronizer-don-t-unset-DISCONT-flag.patch

This patch has been merged already in 1.5 branch of GStreamer

rpm/0001-streamsynchronizer-don-t-unset-DISCONT-flag.patch

@@ -0,0 +1,66 @@
+From b114d15c10d8ff8649763cf47758ddb26eacfe33 Mon Sep 17 00:00:00 2001
+From: Mohammed Sameer <msameer@foolab.org>
+Date: Wed, 30 Jul 2014 20:53:53 +0300
+Subject: [PATCH] streamsynchronizer: don't unset DISCONT flag
+
+unsetting DISCONT flag means we need to copy the buffer. This copy operation
+mandates that all GstMemory should be copy-able which is not always the case
+---
+ gst/playback/gststreamsynchronizer.c | 13 -------------
+ 1 file changed, 13 deletions(-)
+
+diff --git a/gst/playback/gststreamsynchronizer.c b/gst/playback/gststreamsynchronizer.c
+index 3997d1b..9e06ee7 100644
+--- a/gst/playback/gststreamsynchronizer.c
++++ b/gst/playback/gststreamsynchronizer.c
+@@ -66,7 +66,6 @@ typedef struct
+
+   gboolean wait;                /* TRUE if waiting/blocking */
+   gboolean new_stream;
+-  gboolean drop_discont;
+   gboolean is_eos;              /* TRUE if EOS was received */
+   gboolean seen_data;
+
+@@ -244,7 +243,6 @@ gst_stream_synchronizer_sink_event (GstPad * pad, GstObject * parent,
+         stream->is_eos = FALSE;
+         stream->stream_start_seqnum = seqnum;
+         stream->group_id = group_id;
+-        stream->drop_discont = TRUE;
+
+         if (!have_group_id) {
+           /* Check if this belongs to a stream that is already there,
+@@ -417,7 +415,6 @@ gst_stream_synchronizer_sink_event (GstPad * pad, GstObject * parent,
+         stream->is_eos = FALSE;
+         stream->wait = FALSE;
+         stream->new_stream = FALSE;
+-        stream->drop_discont = FALSE;
+         stream->seen_data = FALSE;
+         g_cond_broadcast (&stream->stream_finish_cond);
+       }
+@@ -550,15 +547,6 @@ gst_stream_synchronizer_sink_chain (GstPad * pad, GstObject * parent,
+
+   if (stream) {
+     stream->seen_data = TRUE;
+-    if (stream->drop_discont) {
+-      if (GST_BUFFER_IS_DISCONT (buffer)) {
+-        GST_DEBUG_OBJECT (pad, "removing DISCONT from buffer %p", buffer);
+-        buffer = gst_buffer_make_writable (buffer);
+-        GST_BUFFER_FLAG_UNSET (buffer, GST_BUFFER_FLAG_DISCONT);
+-      }
+-      stream->drop_discont = FALSE;
+-    }
+-
+     if (stream->segment.format == GST_FORMAT_TIME
+         && GST_CLOCK_TIME_IS_VALID (timestamp)) {
+       GST_LOG_OBJECT (pad,
+@@ -851,7 +839,6 @@ gst_stream_synchronizer_change_state (GstElement * element,
+         gst_segment_init (&stream->segment, GST_FORMAT_UNDEFINED);
+         stream->wait = FALSE;
+         stream->new_stream = FALSE;
+-        stream->drop_discont = FALSE;
+         stream->is_eos = FALSE;
+       }
+       GST_STREAM_SYNCHRONIZER_UNLOCK (self);
+-- 
+2.0.0
+

rpm/gst-plugins-base.spec

@@ -10,6 +10,7 @@ License: 	LGPL
 URL:		http://gstreamer.freedesktop.org/
 Vendor:         GStreamer Backpackers Team <package@gstreamer.freedesktop.org>
 Source:         http://gstreamer.freedesktop.org/src/gst-plugins-base/gstreamer1.0-plugins-base-%{version}.tar.xz
+Patch0:        0001-streamsynchronizer-don-t-unset-DISCONT-flag.patch
 Requires:      orc >= 0.4.18
 BuildRequires: pkgconfig(gstreamer-1.0)
 BuildRequires: pkgconfig(orc-0.4) >= 0.4.18
@@ -49,6 +50,7 @@ GStreamer Plugins Base library applications
 
 %prep
 %setup -q -n gstreamer1.0-plugins-base-%{version}/gst-plugins-base
+%patch0 -p1
 
 %build
 NOCONFIGURE=1 ./autogen.sh