From a9e4c64efafee46b29e0e445c2bb1c46b7174c97 Mon Sep 17 00:00:00 2001
From: Thiago Santos <thiago.sousa.santos@collabora.co.uk>
Date: Fri, 7 May 2010 11:07:34 -0300
Subject: [PATCH] jifmux: Reject buffers without caps

jifmux expects whole jpeg pictures in buffers, so it should
reject buffers without caps.
---
 gst/jpegformat/gstjifmux.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/gst/jpegformat/gstjifmux.c b/gst/jpegformat/gstjifmux.c
index 64f774a018..5bc4d792a6 100644
--- a/gst/jpegformat/gstjifmux.c
+++ b/gst/jpegformat/gstjifmux.c
@@ -586,6 +586,12 @@ gst_jif_mux_chain (GstPad * pad, GstBuffer * buf)
   guint8 *data = GST_BUFFER_DATA (buf);
   GstFlowReturn fret = GST_FLOW_OK;
 
+  if (GST_BUFFER_CAPS (buf) == NULL) {
+    GST_WARNING_OBJECT (self, "Rejecting buffer without caps");
+    gst_buffer_unref (buf);
+    return GST_FLOW_NOT_NEGOTIATED;
+  }
+
   GST_MEMDUMP ("jpeg beg", data, 64);
   GST_MEMDUMP ("jpeg end", &data[GST_BUFFER_SIZE (buf) - 64], 64);