gst/law/mulaw-decode.c: Return GST_FLOW_NOT_NEGOTIATED when the caps are not set yet on the srcpad. We need rate and ...

Original commit message from CVS:
* gst/law/mulaw-decode.c: (gst_mulawdec_chain):
Return GST_FLOW_NOT_NEGOTIATED when the caps are not set
yet on the srcpad. We need rate and channels before we
can do any processing. Fixes bug #519088.

1 files changed, 6 insertions, 3 deletions

diff --git a/gst/law/mulaw-decode.c b/gst/law/mulaw-decode.c
index d7a858e4..c39e26b3 100644
--- a/gst/law/mulaw-decode.c
+++ b/gst/law/mulaw-decode.c
@@ -153,7 +153,12 @@ gst_mulawdec_chain (GstPad * pad, GstBuffer * buffer)
   GstBuffer *outbuf;
   GstFlowReturn ret;
 
-  mulawdec = GST_MULAWDEC (gst_pad_get_parent (pad));
+  mulawdec = GST_MULAWDEC (GST_PAD_PARENT (pad));
+
+  if (G_UNLIKELY (mulawdec->srccaps == NULL)) {
+    gst_buffer_unref (buffer);
+    return GST_FLOW_NOT_NEGOTIATED;
+  }
 
   mulaw_data = (guint8 *) GST_BUFFER_DATA (buffer);
   mulaw_size = GST_BUFFER_SIZE (buffer);
@@ -179,8 +184,6 @@ gst_mulawdec_chain (GstPad * pad, GstBuffer * buffer)
 
   ret = gst_pad_push (mulawdec->srcpad, outbuf);
 
-  gst_object_unref (mulawdec);
-
   return ret;
 }