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From 0fbee8f37427b88339194b22ba9aa210772a8613 Mon Sep 17 00:00:00 2001
From: Matthew Waters <matthew@centricular.com>
Date: Thu, 10 Nov 2016 17:20:27 +1100
Subject: [PATCH] smoothstreaming: use the duration from the list of fragments
 if not present in the manifest

Provides a more accurate duration for live streams that may be minutes
or hours in front of the earliest fragment.

https://bugzilla.gnome.org/show_bug.cgi?id=774178
---
Upstream-Status: Backport
Signed-off-by: Khem Raj <raj.khem@gmail.com>

 ext/smoothstreaming/gstmssmanifest.c | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/ext/smoothstreaming/gstmssmanifest.c b/ext/smoothstreaming/gstmssmanifest.c
index 317b3cef9..144bbb42d 100644
--- a/ext/smoothstreaming/gstmssmanifest.c
+++ b/ext/smoothstreaming/gstmssmanifest.c
@@ -888,6 +888,7 @@ gst_mss_manifest_get_duration (GstMssManifest * manifest)
   gchar *duration;
   guint64 dur = -1;
 
+  /* try the property */
   duration =
       (gchar *) xmlGetProp (manifest->xmlrootnode,
       (xmlChar *) MSS_PROP_STREAM_DURATION);
@@ -895,6 +896,29 @@ gst_mss_manifest_get_duration (GstMssManifest * manifest)
     dur = g_ascii_strtoull (duration, NULL, 10);
     xmlFree (duration);
   }
+  /* else use the fragment list */
+  if (dur <= 0) {
+    guint64 max_dur = 0;
+    GSList *iter;
+
+    for (iter = manifest->streams; iter; iter = g_slist_next (iter)) {
+      GstMssStream *stream = iter->data;
+
+      if (stream->active) {
+        if (stream->fragments) {
+          GList *l = g_list_last (stream->fragments);
+          GstMssStreamFragment *fragment = (GstMssStreamFragment *) l->data;
+          guint64 frag_dur =
+              fragment->time + fragment->duration * fragment->repetitions;
+          max_dur = MAX (frag_dur, max_dur);
+        }
+      }
+    }
+
+    if (max_dur != 0)
+      dur = max_dur;
+  }
+
   return dur;
 }
 
-- 
2.11.0