b772f81d4a
Original commit message from CVS: Added an autoplug example. This little program (30 relevant lines) is able to play MPEG1(system)/MPEG2(system)/AVI(DIVX)/Vorbis/AC3 and whatever codec you write. Separated the mp3 and mpeg1 types for better reuse.
86 lines
2.2 KiB
C
86 lines
2.2 KiB
C
#include <gst/gst.h>
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#include <gnome.h>
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static gboolean playing;
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/* eos will be called when the src element has an end of stream */
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void eos(GstSrc *src)
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{
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g_print("have eos, quitting\n");
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playing = FALSE;
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}
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int main(int argc,char *argv[])
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{
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GstElement *disksrc, *audiosink, *videosink;
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GstElement *pipeline;
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GtkWidget *appwindow;
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if (argc != 2) {
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g_print("usage: %s <filename>\n", argv[0]);
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exit(-1);
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}
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gst_init(&argc,&argv);
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gnome_init("autoplug","0.0.1", argc,argv);
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/* create a new bin to hold the elements */
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pipeline = gst_pipeline_new("pipeline");
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g_assert(pipeline != NULL);
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/* create a disk reader */
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disksrc = gst_elementfactory_make("disksrc", "disk_source");
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g_assert(disksrc != NULL);
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gtk_object_set(GTK_OBJECT(disksrc),"location", argv[1],NULL);
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gtk_signal_connect(GTK_OBJECT(disksrc),"eos",
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GTK_SIGNAL_FUNC(eos),NULL);
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/* and an audio sink */
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audiosink = gst_elementfactory_make("audiosink", "play_audio");
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g_assert(audiosink != NULL);
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/* and an video sink */
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videosink = gst_elementfactory_make("videosink", "play_video");
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g_assert(videosink != NULL);
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gtk_object_set(GTK_OBJECT(videosink),"xv_enabled", FALSE,NULL);
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appwindow = gnome_app_new("autoplug demo","autoplug demo");
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gnome_app_set_contents(GNOME_APP(appwindow),
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gst_util_get_widget_arg(GTK_OBJECT(videosink),"widget"));
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gtk_widget_show_all(appwindow);
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/* add objects to the main pipeline */
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gst_pipeline_add_src(GST_PIPELINE(pipeline), disksrc);
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gst_pipeline_add_sink(GST_PIPELINE(pipeline), audiosink);
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gst_pipeline_add_sink(GST_PIPELINE(pipeline), videosink);
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if (!gst_pipeline_autoplug(GST_PIPELINE(pipeline))) {
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g_print("unable to handle stream\n");
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exit(-1);
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}
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/* make it ready */
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gst_element_set_state(GST_ELEMENT(pipeline), GST_STATE_READY);
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/* start playing */
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gst_element_set_state(GST_ELEMENT(pipeline), GST_STATE_PLAYING);
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playing = TRUE;
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while (playing) {
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gst_bin_iterate(GST_BIN(pipeline));
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gdk_threads_enter();
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while (gtk_events_pending()) gtk_main_iteration();
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gdk_threads_leave();
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}
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/* stop the bin */
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gst_element_set_state(GST_ELEMENT(pipeline), GST_STATE_NULL);
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gst_pipeline_destroy(pipeline);
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exit(0);
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}
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