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clip: Fix the find_track_element method

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What we want is to be able to find a TrackElement by its type, and
possibly specify a Track where to look into.
This commit is contained in:
Thibault Saunier 2013-10-29 07:59:22 -03:00
parent 71a6d75d75
commit 0e35a68aa6
1 changed files with 7 additions and 7 deletions
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14
ges/ges-clip.c
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@ -959,7 +959,7 @@ ges_clip_move_to_layer (GESClip * clip, GESLayer * layer)
/**
* ges_clip_find_track_element:
* @clip: a #GESClip
* @track: a #GESTrack or NULL
* @track: (allow-none): a #GESTrack or NULL
* @type: a #GType indicating the type of track element you are looking
* for or %G_TYPE_NONE if you do not care about the track type.
*
@ -976,21 +976,21 @@ ges_clip_move_to_layer (GESClip * clip, GESLayer * layer)
GESTrackElement *
ges_clip_find_track_element (GESClip * clip, GESTrack * track, GType type)
{
GESTrackElement *ret = NULL;
GList *tmp;
GESTrackElement *otmp;
GESTrackElement *ret = NULL;
g_return_val_if_fail (GES_IS_CLIP (clip), NULL);
g_return_val_if_fail (GES_IS_TRACK (track), NULL);
g_return_val_if_fail (!(track == NULL && type == G_TYPE_NONE), NULL);
for (tmp = GES_CONTAINER_CHILDREN (clip); tmp; tmp = g_list_next (tmp)) {
otmp = (GESTrackElement *) tmp->data;
if (ges_track_element_get_track (otmp) == track) {
if ((type != G_TYPE_NONE) &&
!G_TYPE_CHECK_INSTANCE_TYPE (tmp->data, type))
continue;
if ((type != G_TYPE_NONE) && !G_TYPE_CHECK_INSTANCE_TYPE (tmp->data, type))
continue;
if ((track == NULL) || (ges_track_element_get_track (otmp) == track)) {
ret = GES_TRACK_ELEMENT (tmp->data);
gst_object_ref (ret);
break;