gstreamer/test/mpeg2parse2.c
David I. Lehn 161ee535ef Use g_return_val_if_fail() instead of g_return_if_fail() where needed.
Original commit message from CVS:
Use g_return_val_if_fail() instead of g_return_if_fail() where needed.
2001-03-04 22:26:33 +00:00

122 lines
3.8 KiB
C

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