From: Tim-Philipp Müller <tim.muller@collabora.co.uk>
Date: Mon, 17 Oct 2011 14:41:58 +0000 (+0100)
Subject: audiotestsrc: fix crash when setting the wave property before having negotiated a... 
X-Git-Tag: RELEASE-0.11.2~477
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a586547b0cf6d2852a6fc90ac4a4ebc10604020a;p=platform%2Fupstream%2Fgst-plugins-base.git

audiotestsrc: fix crash when setting the wave property before having negotiated a format

https://bugzilla.gnome.org/show_bug.cgi?id=661911
---

diff --git a/gst/audiotestsrc/gstaudiotestsrc.c b/gst/audiotestsrc/gstaudiotestsrc.c
index f6bb81f1f..ba6f255c8 100644
--- a/gst/audiotestsrc/gstaudiotestsrc.c
+++ b/gst/audiotestsrc/gstaudiotestsrc.c
@@ -878,13 +878,19 @@ static const ProcessFunc violet_noise_funcs[] = {
 
 /*
  * gst_audio_test_src_change_wave:
- * Assign function pointer of wave genrator.
+ * Assign function pointer of wave generator.
  */
 static void
 gst_audio_test_src_change_wave (GstAudioTestSrc * src)
 {
   gint idx;
 
+  /* not negotiated yet? */
+  if (src->info.finfo == NULL) {
+    src->process = NULL;
+    return;
+  }
+
   switch (GST_AUDIO_FORMAT_INFO_FORMAT (src->info.finfo)) {
     case GST_AUDIO_FORMAT_S16:
       idx = 0;