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timeline: Never create transitions between rippled objects

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In case of groups, we can have track elements that do not belong
directly to the moved_trackelements but will be moved as others. Never
create transition to all object that have a start > moving group start.
This commit is contained in:
Thibault Saunier 2015-06-19 11:08:25 +02:00
parent c17dae8f0e
commit 87b790a9da
2 changed files with 27 additions and 2 deletions
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12
ges/ges-internal.h
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@ -52,6 +52,18 @@ GST_DEBUG_CATEGORY_EXTERN (_ges_debug);
#define _set_duration0 ges_timeline_element_set_duration
#define _set_priority0 ges_timeline_element_set_priority
#define GES_TIMELINE_ELEMENT_FORMAT \
"s:%p" \
" start: %" GST_TIME_FORMAT \
" inpoint: %" GST_TIME_FORMAT \
" duration: %" GST_TIME_FORMAT
#define GES_TIMELINE_ELEMENT_ARGS(element) \
GES_TIMELINE_ELEMENT_NAME(element), element, \
GST_TIME_ARGS(GES_TIMELINE_ELEMENT_START(element)), \
GST_TIME_ARGS(GES_TIMELINE_ELEMENT_INPOINT(element)), \
GST_TIME_ARGS(GES_TIMELINE_ELEMENT_DURATION(element))
G_GNUC_INTERNAL gboolean
timeline_ripple_object (GESTimeline *timeline, GESTrackElement *obj,
GList * layers, GESEdge edge,

17
ges/ges-timeline.c
View file

@ -115,6 +115,9 @@ struct _MoveContext
GESEdge edge;
GESEditMode mode;
/* The start of the moving context */
GstClockTime start;
/* Ripple and Roll Objects */
GList *moving_trackelements;
@ -966,7 +969,8 @@ _create_transitions_on_layer (GESTimeline * timeline, GESLayer * layer,
== toplevel)
continue;
if (g_list_find (priv->movecontext.moving_trackelements, next))
if (priv->movecontext.moving_trackelements &&
GES_TIMELINE_ELEMENT_START (next) > priv->movecontext.start)
continue;
transition_duration = (_START (prev) + _DURATION (prev)) - _START (next);
@ -995,11 +999,18 @@ create_transitions (GESTimeline * timeline, GESTrackElement * track_element)
GList *layer_node;
GESTimelinePrivate *priv = timeline->priv;
MoveContext *mv_ctx = &timeline->priv->movecontext;
if (!priv->needs_transitions_update)
return;
GST_DEBUG_OBJECT (timeline, "Creating transitions around %p", track_element);
if (mv_ctx->moving_trackelements &&
GES_TIMELINE_ELEMENT_START (track_element) > mv_ctx->start) {
GST_DEBUG_OBJECT (timeline, "Not creating transition around %"
GES_TIMELINE_ELEMENT_FORMAT " as it is not the first rippled"
" element", GES_TIMELINE_ELEMENT_ARGS (track_element));
return;
}
track = ges_track_element_get_track (track_element);
layer_node = g_list_find_custom (timeline->layers,
@ -1022,6 +1033,7 @@ init_movecontext (MoveContext * mv_ctx, gboolean first_init)
g_hash_table_new (g_direct_hash, g_direct_equal);
mv_ctx->moving_trackelements = NULL;
mv_ctx->start = G_MAXUINT64;
mv_ctx->max_trim_pos = G_MAXUINT64;
mv_ctx->min_move_layer = G_MAXUINT;
mv_ctx->max_layer_prio = 0;
@ -1307,6 +1319,7 @@ add_toplevel_container (MoveContext * mv_ctx, GESTrackElement * trackelement)
} else
g_assert_not_reached ();
mv_ctx->start = MIN (mv_ctx->start, GES_TIMELINE_ELEMENT_START (toplevel));
g_hash_table_insert (mv_ctx->toplevel_containers, toplevel, toplevel);
}