[완료] 자막과 동영상을 동시에 토템으로 재생할때 발생하는 오류의 해결방법은?

echo $USE_DECODEBIN2
1
gst-inspect decodebin2
Factory Details:
  Long name:    Decoder Bin
  Class:        Generic/Bin/Decoder
  Description:  Autoplug and decode to raw media
  Author(s):    Edward Hervey <edward@fluendo.com>
  Rank:         none (0)
 
Plugin Details:
  Name:                 decodebin2
  Description:          decoder bin newer version
  Filename:             /usr/lib64/gstreamer-0.10/libgstdecodebin2.so
  Version:              0.10.12
  License:              LGPL
  Source module:        gst-plugins-base
  Binary package:       Fedora Core gstreamer-plugins-base package
  Origin URL:           <a href="http://download.fedora.redhat.com/fedora
 
GObject
" rel="nofollow">http://download.fedora.redhat.com/fedora
 
GObject
</a> +----GstObject
       +----GstElement
             +----GstBin
                   +----GstDecodeBin2
 
Implemented Interfaces:
  GstChildProxy
 
Pad Templates:
  SINK template: 'sink'
    Availability: Always
    Capabilities:
      ANY
 
  SRC template: 'src%d'
    Availability: Sometimes
    Capabilities:
      ANY
 
 
Element Flags:
  no flags set
 
Bin Flags:
  no flags set
 
Element Implementation:
  No loopfunc(), must be chain-based or not configured yet
  Has change_state() function: gst_decode_bin_change_state
  Has custom save_thyself() function: gst_bin_save_thyself
  Has custom restore_thyself() function: gst_bin_restore_thyself
 
Clocking Interaction:
  element requires a clock
  element is supposed to provide a clock but returned NULL
 
Indexing capabilities:
  element can do indexing
 
Pads:
  SINK: 'sink'
    Implementation:
      Has chainfunc(): gst_proxy_pad_do_chain
      Has custom eventfunc(): gst_proxy_pad_do_event
      Has custom queryfunc(): gst_proxy_pad_do_query
        Provides query types:
      Has custom intconnfunc(): gst_proxy_pad_do_internal_link
      Has bufferallocfunc(): gst_proxy_pad_do_bufferalloc
 
Element Properties:
  name                : The name of the object
                        flags: readable, writable
                        String. Default: null Current: "decodebin20"
  caps                : The caps on which to stop decoding.
                        flags: readable, writable
                           video/x-raw-yuv
                           video/x-raw-rgb
                           video/x-raw-gray
                           audio/x-raw-int
                           audio/x-raw-float
                           text/plain
                           text/x-pango-markup
 
 
Element Signals:
  "new-decoded-pad" :  void user_function (GstElement* object,
                                           GstPad* arg0,
                                           gboolean arg1,
                                           gpointer user_data);
  "removed-decoded-pad" :  void user_function (GstElement* object,
                                               GstPad* arg0,
                                               gpointer user_data);
  "unknown-type" :  void user_function (GstElement* object,
                                        GstPad* arg0,
                                        GstCaps* arg1,
                                        gpointer user_data);
  "autoplug-continue" :  gboolean user_function (GstElement* object,
                                                 GstCaps* arg0,
                                                 gpointer user_data);
  "autoplug-sort" :  gboolean user_function (GstElement* object,
                                             GstCaps* arg0,
                                             gpointer arg1,
                                             gpointer user_data);
 
Children:
  async-fakesink
  typefind