mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-24 02:31:03 +00:00
147 lines
4.6 KiB
C
147 lines
4.6 KiB
C
#include <gnome.h>
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#include <gst/gst.h>
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GstPipeline *pipeline;
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GstElement *v_queue, *a_queue, *v_thread, *a_thread;
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GtkWidget *appwindow;
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GtkWidget *gtk_socket;
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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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if (strncmp(gst_pad_get_name(pad), "video_", 6) == 0) {
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gst_pad_link(pad, gst_element_get_pad(v_queue,"sink"));
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gst_bin_add(GST_BIN(pipeline),v_thread);
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gst_element_set_state(v_thread,GST_STATE_PLAYING);
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} else if (strcmp(gst_pad_get_name(pad), "private_stream_1.0") == 0) {
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gst_pad_link(pad, gst_element_get_pad(a_queue,"sink"));
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gst_bin_add(GST_BIN(pipeline),a_thread);
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gst_element_set_state(a_thread,GST_STATE_PLAYING);
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}
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}
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void mpeg2parse_have_size(GstElement *videosink,gint width,gint height) {
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gtk_widget_set_usize(gtk_socket,width,height);
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gtk_widget_show_all(appwindow);
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}
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int main(int argc,char *argv[]) {
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GstElement *src, *parse;
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GstElement *v_decode, *show, *color;
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GstElement *a_decode, *osssink;
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if (argc < 5) {
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g_print("usage: %s dvdlocation title chapter angle\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("MPEG2 Video player","0.0.1",argc,argv);
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/* ***** construct the main pipeline ***** */
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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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src = gst_element_factory_make("dvdreadsrc","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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gtk_object_set(GTK_OBJECT(src),"title",atoi(argv[2]),NULL);
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gtk_object_set(GTK_OBJECT(src),"chapter",atoi(argv[3]),NULL);
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gtk_object_set(GTK_OBJECT(src),"angle",atoi(argv[4]),NULL);
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parse = gst_element_factory_make("mpeg2parse","parse");
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/*parse = gst_element_factory_make("mpeg1parse","parse"); */
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g_return_val_if_fail(parse != NULL, -1);
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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_element_link(src,"src",parse,"sink");
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/* ***** pre-construct the video thread ***** */
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v_thread = GST_ELEMENT(gst_thread_new("v_thread"));
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g_return_val_if_fail(v_thread != NULL, -1);
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v_queue = gst_element_factory_make("queue","v_queue");
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g_return_val_if_fail(v_queue != NULL, -1);
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v_decode = gst_element_factory_make("mpeg2dec","decode_video");
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g_return_val_if_fail(v_decode != NULL, -1);
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color = gst_element_factory_make("colorspace","color");
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g_return_val_if_fail(color != NULL, -1);
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show = gst_element_factory_make("xvideosink","show");
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g_return_val_if_fail(show != NULL, -1);
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gst_bin_add(GST_BIN(v_thread),GST_ELEMENT(v_queue));
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gst_bin_add(GST_BIN(v_thread),GST_ELEMENT(v_decode));
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gst_bin_add(GST_BIN(v_thread),GST_ELEMENT(color));
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gst_bin_add(GST_BIN(v_thread),GST_ELEMENT(show));
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gst_element_link(v_queue,"src",v_decode,"sink");
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gst_element_link(v_decode,"src",color,"sink");
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gst_element_link(color,"src",show,"sink");
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/* ***** pre-construct the audio thread ***** */
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a_thread = GST_ELEMENT(gst_thread_new("a_thread"));
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g_return_val_if_fail(a_thread != NULL, -1);
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a_queue = gst_element_factory_make("queue","a_queue");
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g_return_val_if_fail(a_queue != NULL, -1);
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a_decode = gst_element_factory_make("a52dec","decode_audio");
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g_return_val_if_fail(a_decode != NULL, -1);
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osssink = gst_element_factory_make("osssink","osssink");
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g_return_val_if_fail(osssink != NULL, -1);
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gst_bin_add(GST_BIN(a_thread),GST_ELEMENT(a_queue));
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gst_bin_add(GST_BIN(a_thread),GST_ELEMENT(a_decode));
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gst_bin_add(GST_BIN(a_thread),GST_ELEMENT(osssink));
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gst_element_link(a_queue,"src",a_decode,"sink");
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gst_element_link(a_decode,"src",osssink,"sink");
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/* ***** construct the GUI ***** */
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appwindow = gnome_app_new("DVD Player","DVD Player");
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gtk_socket = gtk_socket_new ();
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gtk_widget_show (gtk_socket);
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gnome_app_set_contents(GNOME_APP(appwindow),
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GTK_WIDGET(gtk_socket));
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gtk_widget_realize (gtk_socket);
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gtk_socket_steal (GTK_SOCKET (gtk_socket),
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gst_util_get_int_arg (GTK_OBJECT(show), "xid"));
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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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gtk_signal_connect(GTK_OBJECT(show),"have_size",mpeg2parse_have_size, pipeline);
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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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