--- /dev/null
+#include <gtk/gtk.h>
+
+#include "gst/gst.h"
+#include "gst/gstparse.h"
+
+typedef struct
+{
+ GstElement *pipeline;
+ GstElement *src;
+
+ GstElement *ap_element;
+
+ GstElement *audio_sink;
+ GstElement *video_sink;
+
+ GstElement *autobin;
+ GstElement *typefind;
+ GstElement *autoplugcache;
+
+} GstPlayInfo;
+
+// Global GStreamer elements
+static GstPlayInfo *info;
+
+
+void destroy( GtkWidget *widget, gpointer data )
+{
+ gtk_main_quit();
+}
+
+
+
+static void
+gst_play_cache_empty (GstElement *element, GstElement *pipeline)
+{
+ GstElement *autobin;
+ GstElement *disksrc;
+ GstElement *cache;
+ GstElement *new_element;
+
+ fprintf (stderr, "have cache empty\n");
+
+ gst_element_set_state (pipeline, GST_STATE_PAUSED);
+
+ disksrc = gst_bin_get_by_name (GST_BIN (pipeline), "disk_source");
+ autobin = gst_bin_get_by_name (GST_BIN (pipeline), "autobin");
+ cache = gst_bin_get_by_name (GST_BIN (autobin), "cache");
+ new_element = gst_bin_get_by_name (GST_BIN (autobin), "new_element");
+
+ gst_element_disconnect (disksrc, "src", cache, "sink");
+ gst_element_disconnect (cache, "src", new_element, "sink");
+ gst_bin_remove (GST_BIN (autobin), cache);
+ gst_element_connect (disksrc, "src", new_element, "sink");
+
+ gst_element_set_state (pipeline, GST_STATE_PLAYING);
+
+ fprintf (stderr, "done with cache_empty\n");
+}
+
+static void
+eos(GstElement *element, GstPlayInfo *info)
+{
+ printf("Got EOS signal\n");
+
+ //gst_element_set_state( GST_ELEMENT(pipeline), GST_STATE_NULL );
+
+ gst_element_set_state (GST_ELEMENT (info->pipeline), GST_STATE_NULL);
+ //gtk_object_set (GTK_OBJECT (info->src), "offset", 0, NULL);
+
+}
+
+
+gboolean
+idle_func (gpointer ptr)
+{
+ GstPlayInfo *info = (GstPlayInfo*) ptr;
+
+ return gst_bin_iterate (GST_BIN (info->pipeline));
+}
+
+static void
+gst_play_have_type (GstElement *typefind, GstCaps *caps, GstPlayInfo *info)
+{
+ GstElement *vis_bin;
+ GstElement *new_element;
+ GstAutoplug *autoplug;
+ GstElement *autobin;
+ GstElement *disksrc;
+ GstElement *cache;
+
+ GstElement *pipeline = info->pipeline;
+
+ printf( "In gst_play_have_type()\n" );
+
+ gst_element_set_state (pipeline, GST_STATE_PAUSED);
+
+ disksrc = gst_bin_get_by_name (GST_BIN (pipeline), "disk_source");
+ autobin = gst_bin_get_by_name (GST_BIN (pipeline), "autobin");
+ cache = gst_bin_get_by_name (GST_BIN (autobin), "cache");
+
+ // disconnect the typefind from the pipeline and remove it
+ gst_element_disconnect (cache, "src", typefind, "sink");
+ gst_bin_remove (GST_BIN (autobin), typefind);
+
+ // XXXXXXXXXXX
+
+ printf( "About to autoplug\n" );
+
+ autoplug = gst_autoplugfactory_make ("staticrender");
+ g_assert (autoplug != NULL);
+
+ //gtk_signal_connect (GTK_OBJECT (autoplug), "new_object", GTK_SIGNAL_FUNC(gst_play_object_added), info);
+
+ printf( "-- 1 --\n" );
+
+ info->ap_element = gst_autoplug_to_renderers (autoplug,
+ caps,
+ //vis_bin,
+ info->video_sink,
+ info->audio_sink,
+ NULL);
+
+ printf( "-- 2 --\n" );
+
+ if (!info->ap_element) {
+ g_print ("could not autoplug, no suitable codecs found...\n");
+ exit (-1);
+ }
+
+ gst_element_set_name (info->ap_element, "new_element");
+
+ gst_bin_add (GST_BIN (autobin), info->ap_element);
+
+ gtk_object_set (GTK_OBJECT (cache), "reset", TRUE, NULL);
+
+ gst_element_connect (cache, "src", info->ap_element, "sink");
+
+ // Add the "eos" handler to the main pipeline
+ gtk_signal_connect( GTK_OBJECT(disksrc),"eos", GTK_SIGNAL_FUNC(eos), info);
+
+ gst_element_set_state (pipeline, GST_STATE_PLAYING);
+
+ xmlSaveFile("xmlTest.gst", gst_xml_write (GST_ELEMENT (pipeline)));
+}
+
+
+// Handles setting up a stream and playing
+void play( GtkWidget *widget, gpointer data )
+{
+ gchar *fileName = gtk_entry_get_text( GTK_ENTRY(data) );
+
+ printf( "In Play()\n" );
+
+ if( info->pipeline )
+ {
+ GstObject *parent;
+
+ parent = gst_element_get_parent (info->audio_sink);
+ if (parent) {
+ gst_object_ref (GST_OBJECT (info->audio_sink));
+ gst_bin_remove( GST_BIN(parent), info->audio_sink );
+ }
+
+ parent = gst_element_get_parent (info->video_sink);
+ if (parent) {
+ gst_object_ref (GST_OBJECT (info->video_sink));
+ gst_bin_remove( GST_BIN(parent), info->video_sink );
+ }
+
+ gst_pipeline_destroy( info->pipeline );
+ }
+
+ // Create a new pipeline
+ info->pipeline = gst_pipeline_new( "pipeline" );
+
+ // Create a disksrc
+ info->src = gst_elementfactory_make( "disksrc", "disk_source" );
+
+ // Set the location of the disksrc
+ gtk_object_set( GTK_OBJECT(info->src), "location", fileName, NULL );
+
+ gst_bin_add( GST_BIN(info->pipeline), info->src );
+
+ // Setup a bin to store the typefind and autoplugcache elements
+ info->autobin = gst_bin_new( "autobin" );
+
+ // Create the typefind element
+ info->typefind = gst_elementfactory_make( "typefind", "typefind" );
+ gtk_signal_connect( GTK_OBJECT(info->typefind), "have_type",
+ GTK_SIGNAL_FUNC(gst_play_have_type), info );
+
+ // Create the autoplugcache element
+ info->autoplugcache = gst_elementfactory_make( "autoplugcache", "cache" );
+ gtk_signal_connect( GTK_OBJECT(info->autoplugcache), "cache_empty",
+ GTK_SIGNAL_FUNC(gst_play_cache_empty), info->pipeline );
+
+ gst_bin_add( GST_BIN(info->autobin), info->typefind );
+ gst_bin_add( GST_BIN(info->autobin), info->autoplugcache );
+
+ // Connect the autoplugcache element to the typefind element
+ gst_element_connect( info->autoplugcache, "src", info->typefind, "sink" );
+ gst_element_add_ghost_pad( info->autobin, gst_element_get_pad( info->autoplugcache, "sink" ), "sink" );
+
+ // Add the autobin to the main pipeline and connect the disksrc to the autobin
+ gst_bin_add( GST_BIN(info->pipeline), info->autobin );
+ gst_element_connect( info->src, "src", info->autobin, "sink" );
+
+ // Set the state to GST_STATE_PLAYING
+ gst_element_set_state( GST_ELEMENT(info->pipeline), GST_STATE_PLAYING );
+
+ gtk_idle_add( idle_func, info );
+
+ printf( "Leaving Play()\n" );
+
+}
+
+
+void playMP3( GtkWidget *widget, gpointer data )
+{
+ GstElement *mp3parse;
+ GstElement *mpg123;
+ GstElement *osssink;
+ gchar *fileName;
+
+
+ printf( "In playMP3()\n" );
+
+ fileName = gtk_entry_get_text( GTK_ENTRY(data) );
+
+
+ if( info->pipeline )
+ {
+ gst_pipeline_destroy( info->pipeline );
+ }
+
+ // Create a new pipeline
+ info->pipeline = gst_pipeline_new( "pipeline" );
+
+ // Create a disksrc
+ info->src = gst_elementfactory_make( "disksrc", "disk_source" );
+
+ // Set the location of the disksrc
+ gtk_object_set( GTK_OBJECT(info->src), "location", fileName, NULL );
+
+ gst_bin_add( GST_BIN(info->pipeline), info->src );
+
+ mp3parse = gst_elementfactory_make( "mp3parse", "parser" );
+ gst_element_connect( info->src, "src", mp3parse, "sink" );
+ gst_bin_add( GST_BIN(info->pipeline), mp3parse );
+
+ mpg123 = gst_elementfactory_make( "mpg123", "decoder" );
+ gst_element_connect( mp3parse, "src", mpg123, "sink" );
+ gst_bin_add( GST_BIN(info->pipeline), mpg123 );
+
+ osssink = gst_elementfactory_make( "osssink", "audio_sink" );
+ gst_element_connect( mpg123, "src", osssink, "sink" );
+ gst_bin_add( GST_BIN(info->pipeline), osssink );
+
+ // Add the "eos" handler to the main pipeline
+ gtk_signal_connect( GTK_OBJECT(info->src),"eos", GTK_SIGNAL_FUNC(eos), info);
+
+ // Set the state to GST_STATE_PLAYING
+ gst_element_set_state( GST_ELEMENT(info->pipeline), GST_STATE_PLAYING );
+
+ gtk_idle_add( idle_func, info );
+}
+
+
+// Handles stopping a playing stream and tearing down the pipeline
+void stop( GtkWidget *widget, gpointer data )
+{
+ if( info->pipeline )
+ gst_element_set_state( GST_ELEMENT(info->pipeline), GST_STATE_NULL );
+}
+
+// Handles pausing the playing stream
+/*
+void pause( GtkWidget *widget, gpointer data )
+{
+
+}
+*/
+
+int main( int argc, char *argv[] )
+{
+ GtkWidget *window;
+ GtkWidget *textField;
+ GtkWidget *socket;
+ GtkWidget *playBtn, *playMp3Btn, *stopBtn;
+ GtkWidget *vbox, *hbox;
+
+
+ gtk_init( &argc, &argv );
+ gst_init( &argc, &argv );
+
+
+
+ // Allocate the struct for storing GStreamer elements
+ info = (GstPlayInfo*) calloc( 1, sizeof(GstPlayInfo) );
+
+ // create an audio sink
+ info->audio_sink = gst_elementfactory_make("osssink", "play_audio");
+
+ // create a video sink
+ info->video_sink = gst_elementfactory_make("xvideosink", "play_video");
+
+
+
+
+ // Create a new window
+ window = gtk_window_new( GTK_WINDOW_TOPLEVEL );
+ gtk_widget_set_usize( GTK_WIDGET(window), 300, 400 );
+
+ gtk_signal_connect( GTK_OBJECT(window), "delete_event",
+ GTK_SIGNAL_FUNC(destroy), NULL );
+
+ gtk_signal_connect( GTK_OBJECT(window), "destroy",
+ GTK_SIGNAL_FUNC(destroy), NULL );
+
+ gtk_container_set_border_width( GTK_CONTAINER(window), 10 );
+
+ // Create a vertical box
+ vbox = gtk_vbox_new( FALSE, 0 );
+ gtk_container_add( GTK_CONTAINER(window), vbox );
+ gtk_widget_show( vbox );
+
+ // Create the socket widget
+ socket = gtk_socket_new();
+ gtk_box_pack_start( GTK_BOX(vbox), socket, TRUE, TRUE, 0 );
+ gtk_widget_show( GTK_WIDGET(socket) );
+ gtk_widget_set_usize( GTK_WIDGET(socket), 300, 300 );
+
+ // Connect the socket widget to the xvideosink element
+ gtk_widget_realize (socket);
+ gtk_socket_steal( GTK_SOCKET(socket),
+ gst_util_get_int_arg( (GObject*)info->video_sink, "xid" ));
+
+
+ // Create the text entry widget
+ textField = gtk_entry_new();
+ gtk_box_pack_start( GTK_BOX(vbox), textField, TRUE, TRUE, 0 );
+ gtk_widget_show( GTK_WIDGET(textField) );
+
+ // Create a horizontal box
+ hbox = gtk_hbox_new( FALSE, 0 );
+ gtk_container_add( GTK_CONTAINER(vbox), hbox );
+ gtk_widget_show( hbox );
+
+ // Create the play button
+ playBtn = gtk_button_new_with_label( "Play" );
+
+ gtk_signal_connect( GTK_OBJECT(playBtn), "clicked",
+ GTK_SIGNAL_FUNC(play), textField );
+
+ gtk_box_pack_start( GTK_BOX(hbox), playBtn, TRUE, TRUE, 0 );
+ gtk_widget_show( GTK_WIDGET(playBtn) );
+
+ // Create the Play Mp3 button
+ playMp3Btn = gtk_button_new_with_label( "Play Mp3" );
+
+ gtk_signal_connect( GTK_OBJECT(playMp3Btn), "clicked",
+ GTK_SIGNAL_FUNC(playMP3), textField );
+
+ gtk_box_pack_start( GTK_BOX(hbox), playMp3Btn, TRUE, TRUE, 0 );
+ gtk_widget_show( GTK_WIDGET(playMp3Btn) );
+
+ // Create the stop button
+ stopBtn = gtk_button_new_with_label( "Stop" );
+
+ gtk_signal_connect( GTK_OBJECT(stopBtn), "clicked",
+ GTK_SIGNAL_FUNC(stop), textField );
+
+ gtk_box_pack_start( GTK_BOX(hbox), stopBtn, TRUE, TRUE, 0 );
+ gtk_widget_show( GTK_WIDGET(stopBtn) );
+
+
+
+ gtk_widget_show( window );
+
+ gtk_main();
+
+ return(0);
+
+}