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track: Keep in cache the GSequenceIter so we get a faster acces to them
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parent
c9e970eb36
commit
e54f1292b6
1 changed files with 7 additions and 46 deletions
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@ -53,6 +53,7 @@ struct _GESTrackPrivate
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/*< private > */
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GESTimeline *timeline;
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GSequence *tckobjs_by_start;
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GHashTable *tckobjs_iter;
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GList *gaps;
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guint64 duration;
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@ -396,49 +397,6 @@ remove_object_internal (GESTrack * track, GESTrackObject * object)
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return TRUE;
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}
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static GSequenceIter *
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lookup_trackobj_it (GSequence * seq, GESTrackObject * object)
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{
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GSequenceIter *iter, *tmpiter;
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GESTrackObject *found, *tmptckobj;
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iter = g_sequence_lookup (seq, object,
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(GCompareDataFunc) objects_start_compare, NULL);
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found = g_sequence_get (iter);
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/* We have the same TrackObject so we are all fine */
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if (found == object)
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return iter;
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if (!g_sequence_iter_is_end (iter)) {
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/* Looking frontward for the good TrackObject */
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tmpiter = iter;
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while ((tmpiter = g_sequence_iter_next (tmpiter))) {
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if (g_sequence_iter_is_end (tmpiter))
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break;
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tmptckobj = g_sequence_get (tmpiter);
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if (tmptckobj == object)
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return tmpiter;
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}
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}
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if (!g_sequence_iter_is_begin (iter)) {
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/* Looking backward for the good TrackObject */
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tmpiter = iter;
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while ((tmpiter = g_sequence_iter_prev (tmpiter))) {
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tmptckobj = g_sequence_get (tmpiter);
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if (tmptckobj == object)
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return tmpiter;
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}
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}
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GST_ERROR_OBJECT (object, "TrackObject not found this should never happen");
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return NULL;
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}
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static void
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dispose_tckobjs_foreach (GESTrackObject * tckobj, GESTrack * track)
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{
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@ -497,6 +455,7 @@ ges_track_dispose (GObject * object)
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GESTrackPrivate *priv = track->priv;
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/* Remove all TrackObjects and drop our reference */
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g_hash_table_unref (priv->tckobjs_iter);
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g_sequence_foreach (track->priv->tckobjs_by_start,
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(GFunc) dispose_tckobjs_foreach, track);
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g_sequence_free (priv->tckobjs_by_start);
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@ -615,6 +574,7 @@ ges_track_init (GESTrack * self)
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self->priv->composition = gst_element_factory_make ("gnlcomposition", NULL);
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self->priv->updating = TRUE;
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self->priv->tckobjs_by_start = g_sequence_new (NULL);
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self->priv->tckobjs_iter = g_hash_table_new (g_direct_hash, g_direct_equal);
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self->priv->create_element_for_gaps = NULL;
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self->priv->gaps = NULL;
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@ -808,8 +768,9 @@ ges_track_add_object (GESTrack * track, GESTrackObject * object)
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}
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g_object_ref_sink (object);
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g_sequence_insert_sorted (track->priv->tckobjs_by_start, object,
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(GCompareDataFunc) objects_start_compare, NULL);
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g_hash_table_insert (track->priv->tckobjs_iter, object,
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g_sequence_insert_sorted (track->priv->tckobjs_by_start, object,
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(GCompareDataFunc) objects_start_compare, NULL));
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g_signal_emit (track, ges_track_signals[TRACK_OBJECT_ADDED], 0,
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GES_TRACK_OBJECT (object));
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@ -876,7 +837,7 @@ ges_track_remove_object (GESTrack * track, GESTrackObject * object)
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priv = track->priv;
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if (remove_object_internal (track, object) == TRUE) {
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it = lookup_trackobj_it (priv->tckobjs_by_start, object);
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it = g_hash_table_lookup (priv->tckobjs_iter, object);
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g_sequence_remove (it);
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resort_and_fill_gaps (track);
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