lisovy

#include <gst/gst.h>
#include <glib.h>
#include <czmq.h>
#include <pthread.h>
#include <stdio.h>

/* Gstreamer "main" pipeline */
GstElement *pipeline;

void* zmq_thread(void *data)

lisovy

Program flow tracing (with source modification)
===============================================
* assert()
  Instead of
    if (variable < 0)
        printf(...);
    else
        printf(...);
  use
    assert(variable > 0);