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ges: makes "pass over" accurate and reset priority when transition is removed

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This commit is contained in:
Mathieu Duponchelle 2011-09-14 14:58:01 +02:00 committed by Thibault Saunier
parent 31688a9354
commit 7212307db5
1 changed files with 39 additions and 8 deletions
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47
ges/ges-timeline-layer.c
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@ -430,21 +430,24 @@ static void
compare (GList * compared, GESTrackObject * track_object, gboolean ahead)
{
GList *tmp;
gint64 start, duration, compared_start, compared_duration, tr_start,
tr_duration;
gint64 start, duration, compared_start, compared_duration, end, compared_end,
tr_start, tr_duration;
GESTimelineStandardTransition *tr = NULL;
GESTrack *track;
GESTimelineLayer *layer;
GESTimelineObject *object, *first_object, *second_object;
GESTimelineObject *object, *compared_object, *first_object, *second_object;
gint priority;
object = ges_track_object_get_timeline_object (track_object);
compared_object = ges_track_object_get_timeline_object (compared->data);
layer = ges_timeline_object_get_layer (object);
start = ges_track_object_get_start (track_object);
duration = ges_track_object_get_duration (track_object);
compared_start = ges_track_object_get_start (compared->data);
compared_duration = ges_track_object_get_duration (compared->data);
end = start + duration;
compared_end = compared_start + compared_duration;
if (ahead) {
for (tmp = compared->next; tmp; tmp = tmp->next) {
@ -459,19 +462,33 @@ compare (GList * compared, GESTrackObject * track_object, gboolean ahead)
}
}
}
if (compared_start + compared_duration <= start) {
if (compared_end <= start) {
if (tr) {
ges_timeline_layer_remove_object (layer, GES_TIMELINE_OBJECT (tr));
g_object_get (compared_object, "priority", &priority, NULL);
g_object_set (object, "priority", priority, NULL);
}
goto clean;
} else if (start + duration < compared_start + compared_duration) {
} else if (start > compared_start && end < compared_end) {
if (tr) {
ges_timeline_layer_remove_object (layer, GES_TIMELINE_OBJECT (tr));
}
if (start - compared_start < compared_end - end) {
ges_track_object_set_start (track_object, compared_end - duration + 1);
compare (compared, track_object, FALSE);
} else {
ges_track_object_set_start (track_object, compared_start - 1);
compare (compared, track_object, FALSE);
}
goto clean;
} else if (start <= compared_start) {
if (tr) {
ges_timeline_layer_remove_object (layer, GES_TIMELINE_OBJECT (tr));
}
ges_track_object_set_start (track_object, compared_start - 5);
compare (compared, track_object, FALSE);
goto clean;
}
} else {
for (tmp = compared->prev; tmp; tmp = tmp->prev) {
if GES_IS_TRACK_TRANSITION
@ -485,15 +502,29 @@ compare (GList * compared, GESTrackObject * track_object, gboolean ahead)
}
}
}
if (start + duration <= compared_start) {
if (tr) {
ges_timeline_layer_remove_object (layer, GES_TIMELINE_OBJECT (tr));
g_object_get (object, "priority", &priority, NULL);
g_object_set (compared_object, "priority", priority, NULL);
}
goto clean;
} else if (start > compared_start) {
if (tr) {
ges_timeline_layer_remove_object (layer, GES_TIMELINE_OBJECT (tr));
}
goto clean;
} else if (start + 10 >= compared_start) {
} else if (start < compared_start && end > compared_end) {
if (tr) {
ges_timeline_layer_remove_object (layer, GES_TIMELINE_OBJECT (tr));
}
if (compared_start - start < end - compared_end) {
ges_track_object_set_start (track_object, compared_end - duration - 1);
compare (compared, track_object, TRUE);
} else {
ges_track_object_set_start (track_object, compared_start + 1);
}
goto clean;
}
}