rtpvp8pay: make caps writable before truncating them

https://bugzilla.gnome.org/show_bug.cgi?id=737810

diff --git a/gst/rtp/gstrtpvp8pay.c b/gst/rtp/gstrtpvp8pay.c
index 18180d5..cb7d1a3 100644 (file)
--- a/gst/rtp/gstrtpvp8pay.c
+++ b/gst/rtp/gstrtpvp8pay.c
@@ -515,8 +515,8 @@ gst_rtp_vp8_pay_set_caps (GstRTPBasePayload * payload, GstCaps * caps)
 
   src_caps = gst_pad_get_allowed_caps (GST_RTP_BASE_PAYLOAD_SRCPAD (payload));
   if (src_caps) {
-    src_caps = gst_caps_truncate (src_caps);
     src_caps = gst_caps_make_writable (src_caps);
+    src_caps = gst_caps_truncate (src_caps);
     s = gst_caps_get_structure (src_caps, 0);
     gst_structure_fixate_field_string (s, "encoding-name", "VP8-DRAFT-IETF-01");
     encoding_name = g_strdup (gst_structure_get_string (s, "encoding-name"));