#include <stdlib.h> #include <gst/gst.h> gboolean playing; /* eos will be called when the src element has an end of stream */ void eos (GstElement * element, gpointer data) { g_print ("have eos, quitting\n"); playing = FALSE; } int main (int argc, char *argv[]) { GstElement *filesrc, *osssink, *queue; GstElement *pipeline; GstElement *thread; gst_init (&argc, &argv); if (argc != 2) { g_print ("usage: %s <filename>\n", argv[0]); exit (-1); } /* create a new thread to hold the elements */ thread = gst_thread_new ("thread"); g_assert (thread != NULL); /* create a new bin to hold the elements */ pipeline = gst_pipeline_new ("pipeline"); g_assert (pipeline != NULL); /* create a disk reader */ filesrc = gst_element_factory_make ("filesrc", "disk_source"); g_assert (filesrc != NULL); g_object_set (G_OBJECT (filesrc), "location", argv[1], NULL); g_signal_connect (G_OBJECT (filesrc), "eos", G_CALLBACK (eos), thread); queue = gst_element_factory_make ("queue", "queue"); /* and an audio sink */ osssink = gst_element_factory_make ("osssink", "play_audio"); g_assert (osssink != NULL); /* add objects to the main pipeline */ /* gst_pipeline_add_src(GST_PIPELINE(pipeline), filesrc); gst_pipeline_add_sink(GST_PIPELINE(pipeline), queue); gst_bin_add(GST_BIN(thread), osssink); gst_pad_link(gst_element_get_pad(queue,"src"), gst_element_get_pad(osssink,"sink")); if (!gst_pipeline_autoplug(GST_PIPELINE(pipeline))) { g_print("cannot autoplug pipeline\n"); exit(-1); } */ gst_bin_add (GST_BIN (pipeline), thread); /* make it ready */ gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_READY); /* start playing */ gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_PLAYING); playing = TRUE; while (playing) { gst_bin_iterate (GST_BIN (pipeline)); } gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_NULL); exit (0); }