Пример #1
0
gboolean
uri_clip_set_max_duration (GESTimelineElement * element,
    GstClockTime maxduration)
{
  if (_DURATION (element) == GST_CLOCK_TIME_NONE || _DURATION (element) == 0)
    /* If we don't have a valid duration, use the max duration */
    _set_duration0 (element, maxduration - _INPOINT (element));

  return
      GES_TIMELINE_ELEMENT_CLASS (parent_class)->set_max_duration (element,
      maxduration);
}
Пример #2
0
static inline void
update_gaps (GESTrack * track)
{
  Gap *gap;
  GList *gaps;
  GSequenceIter *it;

  GESTrackElement *trackelement;
  GstClockTime start, end, duration = 0, timeline_duration;

  GESTrackPrivate *priv = track->priv;

  if (priv->create_element_for_gaps == NULL) {
    GST_INFO ("Not filling the gaps as no create_element_for_gaps vmethod"
        " provided");
    return;
  }

  gaps = priv->gaps;
  priv->gaps = NULL;

  /* 1- And recalculate gaps */
  for (it = g_sequence_get_begin_iter (priv->trackelements_by_start);
      g_sequence_iter_is_end (it) == FALSE; it = g_sequence_iter_next (it)) {
    trackelement = g_sequence_get (it);

    start = _START (trackelement);
    end = start + _DURATION (trackelement);

    if (start > duration) {
      /* 2- Fill gap */
      gap = gap_new (track, duration, start - duration);

      if (G_LIKELY (gap != NULL))
        priv->gaps = g_list_prepend (priv->gaps, gap);
    }

    duration = MAX (duration, end);
  }

  /* 4- Add a gap at the end of the timeline if needed */
  if (priv->timeline) {
    g_object_get (priv->timeline, "duration", &timeline_duration, NULL);

    if (duration < timeline_duration) {
      gap = gap_new (track, duration, timeline_duration - duration);

      if (G_LIKELY (gap != NULL)) {
        priv->gaps = g_list_prepend (priv->gaps, gap);
      }

      priv->duration = timeline_duration;
    }
  }

  /* 4- Remove old gaps */
  g_list_free_full (gaps, (GDestroyNotify) free_gap);
}
Пример #3
0
static gboolean
_set_duration (GESTimelineElement * element, GstClockTime duration)
{
    GList *tmp;
    GESContainer *container = GES_CONTAINER (element);
    GESContainerPrivate *priv = container->priv;

    for (tmp = container->children; tmp; tmp = g_list_next (tmp)) {
        GESTimelineElement *child = (GESTimelineElement *) tmp->data;
        ChildMapping *map = g_hash_table_lookup (priv->mappings, child);

        map->duration_offset = duration - _DURATION (child);
    }

    return TRUE;
}
Пример #4
0
static void
asset_created_cb (GObject * source, GAsyncResult * res, gpointer udata)
{
  GList *tracks, *tmp;
  GESAsset *asset;
  GESLayer *layer;
  GESUriClip *tlfs;

  GError *error = NULL;

  asset = ges_asset_request_finish (res, &error);
  ASSERT_OBJECT_REFCOUNT (asset, "1 for us + for the cache + 1 taken "
      "by g_simple_async_result_complete_in_idle", 3);
  fail_unless (error == NULL);
  fail_if (asset == NULL);
  fail_if (g_strcmp0 (ges_asset_get_id (asset), av_uri));

  layer = GES_LAYER (g_async_result_get_user_data (res));
  tlfs = GES_URI_CLIP (ges_layer_add_asset (layer,
          asset, 0, 0, GST_CLOCK_TIME_NONE, GES_TRACK_TYPE_UNKNOWN));
  fail_unless (GES_IS_URI_CLIP (tlfs));
  fail_if (g_strcmp0 (ges_uri_clip_get_uri (tlfs), av_uri));
  assert_equals_uint64 (_DURATION (tlfs), GST_SECOND);

  fail_unless (ges_clip_get_supported_formats
      (GES_CLIP (tlfs)) & GES_TRACK_TYPE_VIDEO);
  fail_unless (ges_clip_get_supported_formats
      (GES_CLIP (tlfs)) & GES_TRACK_TYPE_AUDIO);

  tracks = ges_timeline_get_tracks (ges_layer_get_timeline (layer));
  for (tmp = tracks; tmp; tmp = tmp->next) {
    GList *trackelements = ges_track_get_elements (GES_TRACK (tmp->data));

    assert_equals_int (g_list_length (trackelements), 1);
    fail_unless (GES_IS_VIDEO_URI_SOURCE (trackelements->data)
        || GES_IS_AUDIO_URI_SOURCE (trackelements->data));
    g_list_free_full (trackelements, gst_object_unref);
  }
  g_list_free_full (tracks, gst_object_unref);

  gst_object_unref (asset);
  g_main_loop_quit (mainloop);
}
static gboolean
_set_duration (GESTimelineElement * element, GstClockTime duration)
{
  GESTrackElement *object = GES_TRACK_ELEMENT (element);
  GESTrackElementPrivate *priv = object->priv;

  if (GST_CLOCK_TIME_IS_VALID (_MAXDURATION (element)) &&
      duration > _INPOINT (object) + _MAXDURATION (element))
    duration = _MAXDURATION (element) - _INPOINT (object);

  if (priv->gnlobject != NULL) {
    if (G_UNLIKELY (duration == _DURATION (object)))
      return FALSE;

    g_object_set (priv->gnlobject, "duration", duration, NULL);
  } else
    priv->pending_duration = duration;

  _update_control_bindings (element, ges_timeline_element_get_inpoint (element),
      duration);

  return TRUE;
}