gstreamer/tests/examples/mpegts/ts-section-writer.c
2019-05-30 13:53:05 +00:00

90 lines
2.2 KiB
C

#include <gst/gst.h>
#include <gst/mpegts/mpegts.h>
#define PIPELINE_STR "videotestsrc num-buffers=100 ! x264enc ! queue ! mpegtsmux name=mux ! fakesink"
static void
_on_bus_message (GstBus * bus, GstMessage * message, GMainLoop * mainloop)
{
switch (GST_MESSAGE_TYPE (message)) {
case GST_MESSAGE_ERROR:
case GST_MESSAGE_EOS:
g_main_loop_quit (mainloop);
break;
default:
break;
}
}
static void
advertise_service (GstElement * mux)
{
GstMpegtsSDTService *service;
GstMpegtsSDT *sdt;
GstMpegtsDescriptor *desc;
GstMpegtsSection *section;
sdt = gst_mpegts_sdt_new ();
sdt->actual_ts = TRUE;
sdt->transport_stream_id = 42;
service = gst_mpegts_sdt_service_new ();
service->service_id = 42;
service->running_status =
GST_MPEGTS_RUNNING_STATUS_RUNNING + service->service_id;
service->EIT_schedule_flag = FALSE;
service->EIT_present_following_flag = FALSE;
service->free_CA_mode = FALSE;
desc = gst_mpegts_descriptor_from_dvb_service
(GST_DVB_SERVICE_DIGITAL_TELEVISION, "some-service", NULL);
g_ptr_array_add (service->descriptors, desc);
g_ptr_array_add (sdt->services, service);
section = gst_mpegts_section_from_sdt (sdt);
gst_mpegts_section_send_event (section, mux);
gst_mpegts_section_unref (section);
}
int
main (int argc, char **argv)
{
GstElement *pipeline = NULL;
GError *error = NULL;
GstBus *bus;
GMainLoop *mainloop;
GstElement *mux;
gst_init (&argc, &argv);
pipeline = gst_parse_launch (PIPELINE_STR, &error);
if (error) {
g_print ("pipeline could not be constructed: %s\n", error->message);
g_clear_error (&error);
return 1;
}
mainloop = g_main_loop_new (NULL, FALSE);
mux = gst_bin_get_by_name (GST_BIN (pipeline), "mux");
advertise_service (mux);
gst_object_unref (mux);
/* Put a bus handler */
bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
gst_bus_add_signal_watch (bus);
g_signal_connect (bus, "message", (GCallback) _on_bus_message, mainloop);
/* Start pipeline */
gst_element_set_state (pipeline, GST_STATE_PLAYING);
g_main_loop_run (mainloop);
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref (pipeline);
gst_object_unref (bus);
return 0;
}