GESTimelinePipeline * make_timeline (char *path, float duration, char *text, guint32 color, gdouble xpos, gdouble ypos) { GESTimeline *timeline; GESTrack *trackv, *tracka; GESTimelineLayer *layer1; GESTimelineObject *srca; GESTimelineObject *overlay; GESTimelinePipeline *pipeline; guint64 aduration; pipeline = ges_timeline_pipeline_new (); ges_timeline_pipeline_set_mode (pipeline, TIMELINE_MODE_PREVIEW_VIDEO); timeline = ges_timeline_new (); ges_timeline_pipeline_add_timeline (pipeline, timeline); trackv = ges_track_video_raw_new (); ges_timeline_add_track (timeline, trackv); tracka = ges_track_audio_raw_new (); ges_timeline_add_track (timeline, tracka); layer1 = GES_TIMELINE_LAYER (ges_timeline_layer_new ()); g_object_set (layer1, "priority", (gint32) 0, NULL); if (!ges_timeline_add_layer (timeline, layer1)) exit (-1); aduration = (guint64) (duration * GST_SECOND); srca = make_source (path, 0, aduration, 1); overlay = make_overlay (text, 0, aduration, 0, color, xpos, ypos); ges_timeline_layer_add_object (layer1, srca); ges_timeline_layer_add_object (layer1, overlay); return pipeline; }
static GESTimelinePipeline * create_timeline (void) { GESTimelinePipeline *pipeline; GESTimelineLayer *layer; GESTrack *tracka, *trackv; GESTimeline *timeline; GESTimelineObject *src; timeline = ges_timeline_new (); tracka = ges_track_audio_raw_new (); trackv = ges_track_video_raw_new (); layer = (GESTimelineLayer *) ges_simple_timeline_layer_new (); /* Add the tracks and the layer to the timeline */ if (!ges_timeline_add_layer (timeline, layer) || !ges_timeline_add_track (timeline, tracka) || !ges_timeline_add_track (timeline, trackv)) return NULL; /* Add the main audio/video file */ src = GES_TIMELINE_OBJECT (ges_timeline_test_source_new ()); g_object_set (src, "vpattern", GES_VIDEO_TEST_PATTERN_SNOW, "duration", 10 * GST_SECOND, NULL); ges_simple_timeline_layer_add_object ((GESSimpleTimelineLayer *) layer, GES_TIMELINE_OBJECT (src), 0); pipeline = ges_timeline_pipeline_new (); if (!ges_timeline_pipeline_add_timeline (pipeline, timeline)) return NULL; return pipeline; }
static GESTimeline * create_timeline (int nbargs, gchar ** argv, gchar * audio, gchar * video) { GESTimelineLayer *layer; GESTrack *tracka = NULL, *trackv = NULL; GESTimeline *timeline; guint i; timeline = ges_timeline_new (); if (audio) tracka = ges_track_audio_raw_new (); if (video) trackv = ges_track_video_raw_new (); /* We are only going to be doing one layer of timeline objects */ layer = (GESTimelineLayer *) ges_simple_timeline_layer_new (); /* Add the tracks and the layer to the timeline */ if (!ges_timeline_add_layer (timeline, layer) || !(!audio || ges_timeline_add_track (timeline, tracka)) || !(!video || ges_timeline_add_track (timeline, trackv))) goto build_failure; /* Here we've finished initializing our timeline, we're * ready to start using it... by solely working with the layer !*/ for (i = 0; i < nbargs / 3; i++) { GESTimelineObject *obj; char *source = argv[i * 3]; char *arg0 = argv[(i * 3) + 1]; guint64 duration = str_to_time (argv[(i * 3) + 2]); if (!g_strcmp0 ("+pattern", source)) { obj = GES_TIMELINE_OBJECT (ges_timeline_test_source_new_for_nick (arg0)); if (!obj) { g_error ("%s is an invalid pattern name!\n", arg0); goto build_failure; } g_object_set (G_OBJECT (obj), "duration", duration, NULL); g_printf ("Adding <pattern:%s> duration %" GST_TIME_FORMAT "\n", arg0, GST_TIME_ARGS (duration)); } else if (!g_strcmp0 ("+transition", source)) { if (duration <= 0) { g_error ("durations must be greater than 0"); goto build_failure; } obj = GES_TIMELINE_OBJECT (ges_timeline_standard_transition_new_for_nick (arg0)); if (!obj) { g_error ("invalid transition type\n"); goto build_failure; } g_object_set (G_OBJECT (obj), "duration", duration, NULL); g_printf ("Adding <transition:%s> duration %" GST_TIME_FORMAT "\n", arg0, GST_TIME_ARGS (duration)); } else if (!g_strcmp0 ("+title", source)) { obj = GES_TIMELINE_OBJECT (ges_timeline_title_source_new ()); g_object_set (obj, "duration", duration, "text", arg0, NULL); g_printf ("Adding <title:%s> duration %" GST_TIME_FORMAT "\n", arg0, GST_TIME_ARGS (duration)); } else { gchar *uri; guint64 inpoint; if (!(uri = ensure_uri (source))) { GST_ERROR ("couldn't create uri for '%s'", source); goto build_failure; } inpoint = str_to_time (argv[i * 3 + 1]); obj = GES_TIMELINE_OBJECT (ges_timeline_filesource_new (uri)); g_object_set (obj, "in-point", (guint64) inpoint, "duration", (guint64) duration, NULL); g_printf ("Adding clip %s inpoint:%" GST_TIME_FORMAT " duration:%" GST_TIME_FORMAT "\n", uri, GST_TIME_ARGS (inpoint), GST_TIME_ARGS (duration)); g_free (uri); } /* Since we're using a GESSimpleTimelineLayer, objects will be automatically * appended to the end of the layer */ ges_timeline_layer_add_object (layer, obj); } return timeline; build_failure: { g_object_unref (timeline); return NULL; } }