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example: Port the concatenate example to assets
This commit is contained in:
Thibault Saunier
parent
a1b946ab92
commit
3afd8fb88a
1 changed files with 110 additions and 124 deletions
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@ -17,35 +17,126 @@
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* Boston, MA 02110-1301, USA.
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*/
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#include <gio/gio.h>
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#include <ges/ges.h>
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#include <gst/pbutils/gstdiscoverer.h>
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#include <gst/pbutils/encoding-profile.h>
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GstDiscovererInfo *get_info_for_file (GstDiscoverer * disco, gchar * filename);
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static void
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bus_message_cb (GstBus * bus, GstMessage * message, GMainLoop * mainloop);
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GstDiscovererInfo *
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get_info_for_file (GstDiscoverer * disco, gchar * filename)
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static GstEncodingProfile *make_profile_from_info (GstDiscovererInfo * info);
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GESTimelinePipeline *pipeline = NULL;
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gchar *output_uri = NULL;
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guint assetsCount = 0;
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guint assetsLoaded = 0;
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GStaticMutex assetsLoadedLock = G_STATIC_MUTEX_INIT;
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static void
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asset_loaded_cb (GObject * source_object, GAsyncResult * res,
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GMainLoop * mainloop)
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{
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GError *err;
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gchar *path, *uri;
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GError *error = NULL;
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/* Convert to a URI */
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if (!g_path_is_absolute (filename)) {
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gchar *cur_dir;
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GESAssetFileSource *mfs =
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GES_ASSET_FILESOURCE (ges_asset_request_finish (res, &error));
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cur_dir = g_get_current_dir ();
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path = g_build_filename (cur_dir, filename, NULL);
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g_free (cur_dir);
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} else {
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path = g_strdup (filename);
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if (error) {
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GST_WARNING ("error creating asseti %s", error->message);
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return;
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}
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uri = g_filename_to_uri (path, NULL, &err);
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g_free (path);
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path = NULL;
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g_static_mutex_lock (&assetsLoadedLock);
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assetsLoaded++;
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g_static_mutex_unlock (&assetsLoadedLock);
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/* Get information */
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return gst_discoverer_discover_uri (disco, uri, &err);
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/*
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* Check if we have loaded last asset and trigger concatenating
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*/
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if (assetsLoaded == assetsCount) {
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GstDiscovererInfo *info = ges_asset_filesource_get_info (mfs);
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GstEncodingProfile *profile = make_profile_from_info (info);
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ges_timeline_pipeline_set_render_settings (pipeline, output_uri, profile);
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/* We want the pipeline to render (without any preview) */
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if (!ges_timeline_pipeline_set_mode (pipeline, TIMELINE_MODE_SMART_RENDER)) {
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g_main_loop_quit (mainloop);
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return;
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}
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gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_PLAYING);
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}
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g_object_unref (mfs);
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}
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int
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main (int argc, char **argv)
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{
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GMainLoop *mainloop = NULL;
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GESTimeline *timeline;
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GESTimelineLayer *layer = NULL;
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GstBus *bus = NULL;
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guint i;
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if (argc < 3) {
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g_print ("Usage: %s <output uri> <list of files>\n", argv[0]);
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return -1;
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}
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gst_init (&argc, &argv);
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ges_init ();
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timeline = ges_timeline_new_audio_video ();
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layer = (GESTimelineLayer *) ges_simple_timeline_layer_new ();
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if (!ges_timeline_add_layer (timeline, layer))
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return -1;
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output_uri = argv[1];
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assetsCount = argc - 2;
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for (i = 2; i < argc; i++) {
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ges_asset_request_async (GES_TYPE_TIMELINE_FILE_SOURCE, argv[i],
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NULL, (GAsyncReadyCallback) asset_loaded_cb, mainloop);
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}
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/* In order to view our timeline, let's grab a convenience pipeline to put
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* our timeline in. */
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pipeline = ges_timeline_pipeline_new ();
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/* Add the timeline to that pipeline */
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if (!ges_timeline_pipeline_add_timeline (pipeline, timeline))
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return -1;
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mainloop = g_main_loop_new (NULL, FALSE);
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bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
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gst_bus_add_signal_watch (bus);
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g_signal_connect (bus, "message", G_CALLBACK (bus_message_cb), mainloop);
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g_main_loop_run (mainloop);
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return 0;
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}
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static void
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bus_message_cb (GstBus * bus, GstMessage * message, GMainLoop * mainloop)
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{
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switch (GST_MESSAGE_TYPE (message)) {
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case GST_MESSAGE_ERROR:
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g_print ("ERROR\n");
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g_main_loop_quit (mainloop);
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break;
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case GST_MESSAGE_EOS:
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g_print ("Done\n");
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g_main_loop_quit (mainloop);
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break;
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default:
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break;
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}
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}
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static GstEncodingProfile *
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@ -94,110 +185,5 @@ make_profile_from_info (GstDiscovererInfo * info)
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if (sinfo)
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gst_discoverer_stream_info_unref (sinfo);
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return (GstEncodingProfile *) profile;
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}
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static void
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bus_message_cb (GstBus * bus, GstMessage * message, GMainLoop * mainloop)
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{
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switch (GST_MESSAGE_TYPE (message)) {
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case GST_MESSAGE_ERROR:
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g_print ("ERROR\n");
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g_main_loop_quit (mainloop);
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break;
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case GST_MESSAGE_EOS:
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g_print ("Done\n");
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g_main_loop_quit (mainloop);
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break;
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default:
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break;
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}
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}
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int
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main (int argc, gchar ** argv)
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{
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GESTimelinePipeline *pipeline;
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GESTimeline *timeline;
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GESTimelineLayer *layer;
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GList *sources = NULL;
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GMainLoop *mainloop;
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GstEncodingProfile *profile = NULL;
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gchar *output_uri;
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guint i;
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gboolean gotprofile = FALSE;
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GstDiscoverer *disco;
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GstBus *bus;
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if (argc < 3) {
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g_print ("Usage: %s <output uri> <list of files>\n", argv[0]);
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return -1;
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}
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gst_init (&argc, &argv);
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ges_init ();
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timeline = ges_timeline_new_audio_video ();
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layer = (GESTimelineLayer *) ges_simple_timeline_layer_new ();
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if (!ges_timeline_add_layer (timeline, layer))
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return -1;
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disco = gst_discoverer_new (10 * GST_SECOND, NULL);
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for (i = 2; i < argc; i++) {
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GstDiscovererInfo *info;
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GESTimelineFileSource *src;
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info = get_info_for_file (disco, argv[i]);
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if (!gotprofile) {
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profile = make_profile_from_info (info);
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gotprofile = TRUE;
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}
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src = ges_timeline_filesource_new ((gchar *)
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gst_discoverer_info_get_uri (info));
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g_object_set (src, (gchar *) "duration",
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gst_discoverer_info_get_duration (info), NULL);
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/* Since we're using a GESSimpleTimelineLayer, objects will be automatically
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* appended to the end of the layer */
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ges_timeline_layer_add_object (layer, (GESTimelineObject *) src);
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gst_discoverer_info_unref (info);
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sources = g_list_append (sources, src);
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}
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/* In order to view our timeline, let's grab a convenience pipeline to put
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* our timeline in. */
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pipeline = ges_timeline_pipeline_new ();
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/* Add the timeline to that pipeline */
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if (!ges_timeline_pipeline_add_timeline (pipeline, timeline))
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return -1;
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/* RENDER SETTINGS ! */
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/* We set our output URI and rendering setting on the pipeline */
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output_uri = argv[1];
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if (!ges_timeline_pipeline_set_render_settings (pipeline, output_uri,
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profile))
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return -1;
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/* We want the pipeline to render (without any preview) */
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if (!ges_timeline_pipeline_set_mode (pipeline, TIMELINE_MODE_SMART_RENDER))
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return -1;
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mainloop = g_main_loop_new (NULL, FALSE);
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bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
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gst_bus_add_signal_watch (bus);
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g_signal_connect (bus, "message", G_CALLBACK (bus_message_cb), mainloop);
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gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_PLAYING);
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g_main_loop_run (mainloop);
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return 0;
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return GST_ENCODING_PROFILE (profile);
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}
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