GstBufferStraw
#include <gst/check/gstbufferstraw.h>
void gst_buffer_straw_start_pipeline (GstElement *bin, GstPad *pad);
GstElement *bin
GstPad *pad
GstBuffer * gst_buffer_straw_get_buffer (GstElement *bin, GstPad *pad);
void gst_buffer_straw_stop_pipeline (GstElement *bin, GstPad *pad);