mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-19 08:11:16 +00:00
0d36dcab4e
Add an example of how to construct the prog-map structure for the MPEG-TS muxers and assign streams to programs, and set PCR and PMT PIDs. Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2039>
99 lines
3.2 KiB
C
99 lines
3.2 KiB
C
/* GStreamer
|
|
*
|
|
* tsmux-prog-map.c: sample application to show how to construct the
|
|
* mpegtsmux prog-map property.
|
|
*
|
|
* MIT License
|
|
*
|
|
* Copyright (C) 2021 Jan Schmidt <jan@centricular.com>
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in all
|
|
* copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
* SOFTWARE.*
|
|
*
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
#include <gst/gst.h>
|
|
|
|
/* Test pipeline with h264video on PID 101 and AAC audio on PID 102
|
|
* The streams will be assigned to Program #2, with PMT on PID 100, and
|
|
* the PCR on the video stream */
|
|
#define TEST_PIPELINE "videotestsrc num-buffers=90 ! video/x-raw,framerate=30/1 ! x264enc ! queue ! .sink_101 mpegtsmux name=mux ! fakesink audiotestsrc samplesperbuffer=4800 num-buffers=30 ! audio/x-raw,rate=48000 ! fdkaacenc ! aacparse ! mux.sink_102"
|
|
|
|
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;
|
|
}
|
|
}
|
|
|
|
int
|
|
main (int argc, char **argv)
|
|
{
|
|
GstElement *pipeline = NULL;
|
|
GError *error = NULL;
|
|
GstBus *bus;
|
|
GMainLoop *mainloop;
|
|
GstElement *muxer;
|
|
GstStructure *prog_map;
|
|
|
|
gst_init (&argc, &argv);
|
|
|
|
pipeline = gst_parse_launch (TEST_PIPELINE, &error);
|
|
if (error) {
|
|
g_print ("Error constructing pipeline: %s\n", error->message);
|
|
g_clear_error (&error);
|
|
return 1;
|
|
}
|
|
|
|
mainloop = g_main_loop_new (NULL, FALSE);
|
|
|
|
bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
|
|
gst_bus_add_signal_watch (bus);
|
|
g_signal_connect (bus, "message", (GCallback) _on_bus_message, mainloop);
|
|
|
|
/* Configure the program map here. The elementary streams get their PIDs from the pad name.
|
|
* Assign them to program # 2, with PMT on PID 100 */
|
|
|
|
muxer = gst_bin_get_by_name (GST_BIN (pipeline), "mux");
|
|
|
|
prog_map = gst_structure_new ("x-prog-map",
|
|
"sink_101", G_TYPE_INT, 2, "sink_102", G_TYPE_INT, 2,
|
|
"PMT_2", G_TYPE_UINT, 100, "PCR_2", G_TYPE_STRING, "sink_101", NULL);
|
|
g_object_set (muxer, "prog-map", prog_map, NULL);
|
|
|
|
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;
|
|
}
|