mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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8a2f62c028
Original commit message from CVS: Added a simple mpeg2 player for testing mpeg2dec (later)
123 lines
3.8 KiB
C
123 lines
3.8 KiB
C
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#include <gnome.h>
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#include <gst/gst.h>
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GstElement *parse2, *queue;
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GtkWidget *appwindow;
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void eof(GstElement *src) {
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g_print("have eos, quitting\n");
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exit(0);
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}
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gboolean idle_func(gpointer data) {
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gst_bin_iterate(GST_BIN(data));
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return TRUE;
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}
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void mpeg2parse_newpad(GstElement *parser,GstPad *pad, GstElement *pipeline) {
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g_print("***** a new pad %s was created\n", gst_pad_get_name(pad));
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gst_element_set_state(GST_ELEMENT(pipeline),GST_STATE_PAUSED);
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if (strncmp(gst_pad_get_name(pad), "video_", 6) == 0) {
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gst_pad_connect(pad, gst_element_get_pad(queue,"sink"));
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}
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gst_element_set_state(GST_ELEMENT(pipeline),GST_STATE_PLAYING);
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}
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int main(int argc,char *argv[]) {
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GstPipeline *pipeline;
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GstElement *src, *parse;
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GstElement *decode, *show, *thread;
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g_print("have %d args\n",argc);
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g_thread_init(NULL);
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gtk_init(&argc,&argv);
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gst_init(&argc,&argv);
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gnome_init("MPEG2 Video player","0.0.1",argc,argv);
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//gst_plugin_load("mpeg1parse");
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pipeline = GST_PIPELINE(gst_pipeline_new("pipeline"));
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g_return_val_if_fail(pipeline != NULL, -1);
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thread = GST_ELEMENT(gst_thread_new("thread"));
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g_return_val_if_fail(thread != NULL, -1);
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if (strstr(argv[1],"video_ts")) {
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src = gst_elementfactory_make("dvdsrc","src");
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g_print("using DVD source\n");
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} else
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src = gst_elementfactory_make("disksrc","src");
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g_return_val_if_fail(src != NULL, -1);
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gtk_object_set(GTK_OBJECT(src),"location",argv[1],NULL);
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if (argc >= 3) {
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gtk_object_set(GTK_OBJECT(src),"bytesperread",atoi(argv[2]),NULL);
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g_print("block size is %d\n",atoi(argv[2]));
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}
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g_print("should be using file '%s'\n",argv[1]);
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parse = gst_elementfactory_make("mpeg2parse","parse");
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//parse = gst_elementfactory_make("mpeg1parse","parse");
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g_return_val_if_fail(parse != NULL, -1);
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queue = gst_elementfactory_make("queue","queue");
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g_return_if_fail(queue != NULL);
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/****
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* you can substitute mpeg2play with you own player here
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* optionally you can remove the pares2 element. make
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* sure to remove the pad connections too and don't add the
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* mp2videoparse element to the bin.
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**/
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parse2 = gst_elementfactory_make("mp2videoparse","parse");
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g_return_if_fail(parse2 != NULL);
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decode = gst_elementfactory_make("mpeg2play","decode_video");
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g_return_if_fail(decode != NULL);
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show = gst_elementfactory_make("videosink","show");
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gtk_object_set(GTK_OBJECT(show),"xv_enabled",FALSE,NULL);
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g_return_if_fail(show != NULL);
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appwindow = gnome_app_new("MPEG player","MPEG player");
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gnome_app_set_contents(GNOME_APP(appwindow),
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gst_util_get_widget_arg(GTK_OBJECT(show),"widget"));
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gtk_widget_show_all(appwindow);
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gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(src));
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gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(parse));
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gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(queue));
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gst_bin_add(GST_BIN(thread),GST_ELEMENT(parse2));
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gst_bin_add(GST_BIN(thread),GST_ELEMENT(decode));
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gst_bin_add(GST_BIN(thread),GST_ELEMENT(show));
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gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(thread));
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gtk_signal_connect(GTK_OBJECT(parse),"new_pad",mpeg2parse_newpad, pipeline);
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gtk_signal_connect(GTK_OBJECT(src),"eos",GTK_SIGNAL_FUNC(eof),NULL);
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gst_pad_connect(gst_element_get_pad(src,"src"),
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gst_element_get_pad(parse,"sink"));
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gst_pad_connect(gst_element_get_pad(queue,"src"),
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gst_element_get_pad(parse2,"sink"));
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gst_pad_connect(gst_element_get_pad(parse2,"src"),
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gst_element_get_pad(decode,"sink"));
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gst_pad_connect(gst_element_get_pad(decode,"src"),
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gst_element_get_pad(show,"sink"));
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g_print("setting to PLAYING state\n");
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gst_element_set_state(GST_ELEMENT(pipeline),GST_STATE_PLAYING);
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gtk_idle_add(idle_func,pipeline);
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gdk_threads_enter();
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gtk_main();
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gdk_threads_leave();
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return 0;
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}
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