From 9fa3d7a294fdefe33cc0e83fdaea23f90b1f7d66 Mon Sep 17 00:00:00 2001
From: Edward Hervey <bilboed@bilboed.com>
Date: Thu, 8 May 2008 17:35:44 +0000
Subject: [PATCH] gst/typefind/gsttypefindfunctions.c: Abort the h264
 typefinding as soon as _peek() doesn't return anything, which hap...

Original commit message from CVS:
* gst/typefind/gsttypefindfunctions.c: (h264_video_type_find):
Abort the h264 typefinding as soon as _peek() doesn't return anything,
which happens for example with files smaller than 128kb.
---
 ChangeLog                           | 6 ++++++
 gst/typefind/gsttypefindfunctions.c | 3 +++
 2 files changed, 9 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 27af700ecc..8592f51e43 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2008-05-08  Edward Hervey  <edward.hervey@collabora.co.uk>
+
+	* gst/typefind/gsttypefindfunctions.c: (h264_video_type_find):
+	Abort the h264 typefinding as soon as _peek() doesn't return anything,
+	which happens for example with files smaller than 128kb.
+
 2008-05-08  Wim Taymans  <wim.taymans@collabora.co.uk>
 
 	Patch by: Wouter Cloetens <zombie at e2big dot org>
diff --git a/gst/typefind/gsttypefindfunctions.c b/gst/typefind/gsttypefindfunctions.c
index c8b706a4ca..d1116a4b32 100644
--- a/gst/typefind/gsttypefindfunctions.c
+++ b/gst/typefind/gsttypefindfunctions.c
@@ -1588,6 +1588,9 @@ h264_video_type_find (GstTypeFind * tf, gpointer unused)
 
   while (offset < H264_MAX_PROBE_LENGTH) {
     data = gst_type_find_peek (tf, offset, 4);
+    if (data == NULL)
+      goto done;
+
     if (data && IS_MPEG_HEADER (data)) {
       nut = data[3] & 0x9f;     /* forbiden_zero_bit | nal_unit_type */
       ref = data[3] & 0x60;     /* nal_ref_idc */