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;
}
}
