gstreamer/examples/c/multifilesrc.c

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/* GStreamer Editing Services
* Copyright (C) 2013 Lubosz Sarnecki <lubosz@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <stdlib.h>
#include <ges/ges.h>
/* A image sequence test */
int
main (int argc, gchar ** argv)
{
GError *err = NULL;
GOptionContext *ctx;
GESPipeline *pipeline;
GESTimeline *timeline;
GESAsset *asset;
GESLayer *layer;
GMainLoop *mainloop;
GESTrack *track;
gint duration = 10;
gchar *filepattern = NULL;
GOptionEntry options[] = {
{"duration", 'd', 0, G_OPTION_ARG_INT, &duration,
"duration to use from the file (in seconds, default:10s)", "seconds"},
{"pattern-url", 'u', 0, G_OPTION_ARG_FILENAME, &filepattern,
"Pattern of the files. i.e. multifile:///foo/%04d.jpg",
"pattern-url"},
{NULL}
};
ctx = g_option_context_new ("- Plays an image sequence");
g_option_context_add_main_entries (ctx, options, NULL);
g_option_context_add_group (ctx, gst_init_get_option_group ());
if (!g_option_context_parse (ctx, &argc, &argv, &err)) {
g_print ("Error initializing %s\n", err->message);
g_option_context_free (ctx);
g_clear_error (&err);
exit (1);
}
if (filepattern == NULL) {
g_print ("%s", g_option_context_get_help (ctx, TRUE, NULL));
exit (0);
}
g_option_context_free (ctx);
gst_init (&argc, &argv);
ges_init ();
timeline = ges_timeline_new ();
track = GES_TRACK (ges_video_track_new ());
ges_timeline_add_track (timeline, track);
layer = ges_layer_new ();
if (!ges_timeline_add_layer (timeline, layer))
return -1;
asset = GES_ASSET (ges_uri_clip_asset_request_sync (filepattern, &err));
ges_layer_add_asset (layer, asset, 0, 0, 5 * GST_SECOND,
GES_TRACK_TYPE_VIDEO);
pipeline = ges_pipeline_new ();
if (!ges_pipeline_set_timeline (pipeline, timeline))
return -1;
gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_PLAYING);
mainloop = g_main_loop_new (NULL, FALSE);
g_timeout_add_seconds (4, (GSourceFunc) g_main_loop_quit, mainloop);
g_main_loop_run (mainloop);
return 0;
}