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tests/examples/transition.c: split out "make_timeline" into separate routine

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This commit is contained in:
Brandon Lewis 2010-05-26 11:38:19 +02:00 committed by Edward Hervey
parent 90038c1f94
commit 83e7f5eec0
1 changed files with 57 additions and 46 deletions
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103
tests/examples/transition.c
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@ -64,25 +64,71 @@ print_transition_data (GESTimelineObject * tr)
return FALSE; return FALSE;
} }
GESTimelinePipeline *
make_timeline (double tdur, char *patha, float adur, char *pathb, float bdur)
{
GESTimeline *timeline;
GESTrack *trackv;
GESTimelineLayer *layer1;
GESTimelineObject *srca, *srcb;
GESTimelinePipeline *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);
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);
guint64 aduration = (guint64) (adur * GST_SECOND);
guint64 bduration = (guint64) (bdur * GST_SECOND);
guint64 tduration = (guint64) (tdur * GST_SECOND);
guint64 tstart = aduration - tduration;
srca = make_source (patha, 0, aduration, 1);
srcb = make_source (pathb, tstart, bduration, 2);
ges_timeline_layer_add_object (layer1, srca);
ges_timeline_layer_add_object (layer1, srcb);
g_timeout_add_seconds (1, (GSourceFunc) print_transition_data, srca);
g_timeout_add_seconds (1, (GSourceFunc) print_transition_data, srcb);
GESTimelineTransition *tr = NULL;
if (tduration != 0) {
g_print ("creating transition at %ld of %f duration (%ld ns)\n",
tstart, tdur, tduration);
tr = ges_timeline_transition_new ();
g_object_set (tr,
"start", (guint64) tstart,
"duration", (guint64) tduration, "in-point", (guint64) 0, NULL);
ges_timeline_layer_add_object (layer1, GES_TIMELINE_OBJECT (tr));
g_timeout_add_seconds (1, (GSourceFunc) print_transition_data, tr);
}
return pipeline;
}
int int
main (int argc, char **argv) main (int argc, char **argv)
{ {
GError *err = NULL; GError *err = NULL;
GOptionContext *ctx; GOptionContext *ctx;
GESTimelinePipeline *pipeline; GESTimelinePipeline *pipeline;
GESTimeline *timeline;
GESTrack *trackv;
GESTimelineLayer *layer1;
GESTimelineObject *srca, *srcb;
GMainLoop *mainloop; GMainLoop *mainloop;
gint type; gint type;
gchar *uri = NULL; gchar *uri = NULL;
gdouble transition_duration; gdouble tdur;
GOptionEntry options[] = { GOptionEntry options[] = {
{"type", 't', 0, G_OPTION_ARG_INT, &type, {"type", 't', 0, G_OPTION_ARG_INT, &type,
"type of transition to create (smpte numeric)", "<smpte" "transition>"}, "type of transition to create (smpte numeric)", "<smpte" "transition>"},
{"duration", 'd', 0.0, G_OPTION_ARG_DOUBLE, &transition_duration, {"duration", 'd', 0.0, G_OPTION_ARG_DOUBLE, &tdur,
"duration of transition", "seconds"}, "duration of transition", "seconds"},
{NULL} {NULL}
}; };
@ -104,53 +150,18 @@ main (int argc, char **argv)
exit (0); exit (0);
} }
guint64 tdur = (guint64) transition_duration * GST_SECOND;
g_option_context_free (ctx); g_option_context_free (ctx);
ges_init (); ges_init ();
pipeline = ges_timeline_pipeline_new (); gdouble adur = (gdouble) atof (argv[2]);
ges_timeline_pipeline_set_mode (pipeline, TIMELINE_MODE_PREVIEW_VIDEO); gdouble bdur = (gdouble) atof (argv[4]);
timeline = ges_timeline_new (); pipeline = make_timeline (tdur, argv[1], adur, argv[3], bdur);
ges_timeline_pipeline_add_timeline (pipeline, timeline);
trackv = ges_track_video_raw_new ();
ges_timeline_add_track (timeline, trackv);
layer1 = GES_TIMELINE_LAYER (ges_timeline_layer_new ());
g_object_set (layer1, "priority", (gint32) 0, NULL);
if (!ges_timeline_add_layer (timeline, layer1))
return -1;
guint64 aduration = (guint64) (atof (argv[2]) * GST_SECOND);
guint64 bduration = (guint64) (atof (argv[4]) * GST_SECOND);
guint64 tstart = aduration - tdur;
srca = make_source (argv[1], 0, aduration, 1);
srcb = make_source (argv[3], tstart, bduration, 2);
ges_timeline_layer_add_object (layer1, srca);
ges_timeline_layer_add_object (layer1, srcb);
g_timeout_add_seconds (1, (GSourceFunc) print_transition_data, srca);
g_timeout_add_seconds (1, (GSourceFunc) print_transition_data, srcb);
GESTimelineTransition *tr = NULL;
if (tdur != 0) {
g_print ("creating transition at %ld of %f duration (%ld ns)\n",
tstart, transition_duration, tdur);
tr = ges_timeline_transition_new ();
g_object_set (tr,
"start", (guint64) tstart,
"duration", (guint64) tdur, "in-point", (guint64) 0, NULL);
ges_timeline_layer_add_object (layer1, GES_TIMELINE_OBJECT (tr));
g_timeout_add_seconds (1, (GSourceFunc) print_transition_data, tr);
}
mainloop = g_main_loop_new (NULL, FALSE); mainloop = g_main_loop_new (NULL, FALSE);
g_timeout_add_seconds (((aduration + bduration) / GST_SECOND) + 1, g_timeout_add_seconds ((adur + bdur) + 1, (GSourceFunc) g_main_loop_quit,
(GSourceFunc) g_main_loop_quit, mainloop); mainloop);
gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_PLAYING); gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_PLAYING);
g_main_loop_run (mainloop); g_main_loop_run (mainloop);