[gst-devel] patch volume plugin

[Jim Thornton]

Fix: don't try to mangle a read-only buffer.  This was causing SEGV when 
volume fed from wavparse from filesrc (which mmaps the file read-only)

--- gstvolume.c.orig    Fri Mar 22 09:14:22 2002
+++ gstvolume.c Fri Mar 22 11:32:51 2002
@@ -253,6 +253,9 @@
   g_return_if_fail(filter != NULL);
   g_return_if_fail(GST_IS_VOLUME(filter));
   
+  if (GST_BUFFER_FLAG_IS_SET(buf,GST_BUFFER_READONLY)) {
+    buf = gst_buffer_copy(buf);
+  }    
   switch (filter->format) {
   case GST_VOLUME_FORMAT_INT:
     int_data = (gint16 *)GST_BUFFER_DATA(buf);