static void
_add_track_element (GESFormatter * self, GESClip * clip,
    GESTrackElement * trackelement, const gchar * track_id,
    GstStructure * children_properties, GstStructure * properties)
{
  GESBaseXmlFormatterPrivate *priv = _GET_PRIV (self);
  GESTrack *track = g_hash_table_lookup (priv->tracks, track_id);

  if (track == NULL) {
    GST_WARNING_OBJECT (self, "No track with id %s, can not add trackelement",
        track_id);
    gst_object_unref (trackelement);
    return;
  }

  GST_DEBUG_OBJECT (self, "Adding track_element: %" GST_PTR_FORMAT
      " To : %" GST_PTR_FORMAT, trackelement, clip);

  ges_container_add (GES_CONTAINER (clip), GES_TIMELINE_ELEMENT (trackelement));
  gst_structure_foreach (children_properties,
      (GstStructureForeachFunc) _set_child_property, trackelement);

  if (properties)
    gst_structure_foreach (properties,
        (GstStructureForeachFunc) set_property_foreach, trackelement);
}
static gboolean
insert_field (GQuark field_id, const GValue * val, gpointer user_data)
{
  GtkTreeIter *parent_iter = user_data;
  GtkTreeIter iter;
  const gchar *f = g_quark_to_string (field_id);

  gtk_tree_store_append (treestore, &iter, parent_iter);

  if (G_VALUE_TYPE (val) == GST_TYPE_ARRAY) {
    guint n = gst_value_array_get_size (val);
    guint i;
    GtkTreeIter child_iter;

    gtk_tree_store_set (treestore, &iter, 0, f, -1);

    for (i = 0; i < n; i++) {
      const GValue *ve = gst_value_array_get_value (val, i);

      gtk_tree_store_append (treestore, &child_iter, &iter);

      if (G_VALUE_TYPE (ve) == GST_TYPE_STRUCTURE) {
        const GstStructure *s = gst_value_get_structure (ve);

        gtk_tree_store_set (treestore, &child_iter, 0,
            gst_structure_get_name (s), -1);

        gst_structure_foreach (s, insert_field, &child_iter);
      } else {
        gchar *v = g_value_to_string (ve);

        gtk_tree_store_set (treestore, &child_iter, 0, v, -1);

        g_free (v);
      }
    }
  } else if (G_VALUE_TYPE (val) == GST_TYPE_STRUCTURE) {
    const GstStructure *s = gst_value_get_structure (val);
    gchar *entry = g_strdup_printf ("%s: %s", f, gst_structure_get_name (s));

    gtk_tree_store_set (treestore, &iter, 0, entry, -1);

    g_free (entry);

    gst_structure_foreach (s, insert_field, &iter);
  } else {
    gchar *v = g_value_to_string (val);
    gchar *entry = g_strdup_printf ("%s: %s", f, v);

    gtk_tree_store_set (treestore, &iter, 0, entry, -1);

    g_free (v);
    g_free (entry);
  }

  return TRUE;
}
void
ges_base_xml_formatter_set_timeline_properties (GESBaseXmlFormatter * self,
    GESTimeline * timeline, const gchar * properties, const gchar * metadatas)
{
  GESBaseXmlFormatterPrivate *priv = _GET_PRIV (self);
  gboolean auto_transition = FALSE;

  if (properties) {
    GstStructure *props = gst_structure_from_string (properties, NULL);

    if (props) {
      if (gst_structure_get_boolean (props, "auto-transition",
              &auto_transition))
        gst_structure_remove_field (props, "auto-transition");

      gst_structure_foreach (props,
          (GstStructureForeachFunc) set_property_foreach, timeline);
      gst_structure_free (props);
    }
  }

  if (metadatas) {
    ges_meta_container_add_metas_from_string (GES_META_CONTAINER (timeline),
        metadatas);
  };

  priv->timeline_auto_transition = auto_transition;
}
Esempio n. 4
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static void
print_caps (const GstCaps * caps, const gchar * pfx)
{
  guint i;

  g_return_if_fail (caps != NULL);

  if (gst_caps_is_any (caps)) {
    n_print ("%sANY\n", pfx);
    return;
  }
  if (gst_caps_is_empty (caps)) {
    n_print ("%sEMPTY\n", pfx);
    return;
  }

  for (i = 0; i < gst_caps_get_size (caps); i++) {
    GstStructure *structure = gst_caps_get_structure (caps, i);
    GstCapsFeatures *features = gst_caps_get_features (caps, i);

    if (features && (gst_caps_features_is_any (features) ||
            !gst_caps_features_is_equal (features,
                GST_CAPS_FEATURES_MEMORY_SYSTEM_MEMORY))) {
      gchar *features_string = gst_caps_features_to_string (features);

      n_print ("%s%s(%s)\n", pfx, gst_structure_get_name (structure),
          features_string);
      g_free (features_string);
    } else {
      n_print ("%s%s\n", pfx, gst_structure_get_name (structure));
    }
    gst_structure_foreach (structure, print_field, (gpointer) pfx);
  }
}
Esempio n. 5
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static void
gst_tracer_record_build_format (GstTracerRecord * self)
{
  GstStructure *structure = self->spec;
  GString *s;
  gchar *name = (gchar *) g_quark_to_string (structure->name);
  gchar *p;

  g_return_if_fail (g_str_has_suffix (name, ".class"));

  /* announce the format */
  GST_TRACE ("%" GST_PTR_FORMAT, structure);

  /* cut off '.class' suffix */
  name = g_strdup (name);
  p = strrchr (name, '.');
  g_assert (p != NULL);
  *p = '\0';

  s = g_string_sized_new (STRUCTURE_ESTIMATED_STRING_LEN (structure));
  g_string_append (s, name);
  gst_structure_foreach (structure, build_field_template, s);
  g_string_append_c (s, ';');

  self->format = g_string_free (s, FALSE);
  GST_DEBUG ("new format string: %s", self->format);
  g_free (name);
}
void
ges_base_xml_formatter_add_source (GESBaseXmlFormatter * self,
    const gchar * track_id, GstStructure * children_properties)
{
  GESBaseXmlFormatterPrivate *priv = _GET_PRIV (self);
  GESTrackElement *element = NULL;

  if (track_id[0] != '-' && priv->current_clip)
    element = _get_element_by_track_id (priv, track_id, priv->current_clip);

  else if (track_id[0] != '-' && priv->current_pending_clip) {
    PendingChildProperties *pchildprops;

    pchildprops = g_slice_new0 (PendingChildProperties);
    pchildprops->track_id = g_strdup (track_id);
    pchildprops->structure = children_properties ?
        gst_structure_copy (children_properties) : NULL;
    priv->current_pending_clip->children_props =
        g_list_append (priv->current_pending_clip->children_props, pchildprops);
    return;
  } else {
    element = priv->current_track_element;
  }

  if (element == NULL) {
    GST_WARNING
        ("No current track element to which we can append children properties");
    return;
  }

  gst_structure_foreach (children_properties,
      (GstStructureForeachFunc) _set_child_property, element);
}
static inline GESClip *
_add_object_to_layer (GESBaseXmlFormatterPrivate * priv, const gchar * id,
    GESLayer * layer, GESAsset * asset, GstClockTime start,
    GstClockTime inpoint, GstClockTime duration,
    GESTrackType track_types, const gchar * metadatas,
    GstStructure * properties)
{
  GESClip *clip = ges_layer_add_asset (layer,
      asset, start, inpoint, duration, track_types);

  if (clip == NULL) {
    GST_WARNING_OBJECT (clip, "Could not add object from asset: %s",
        ges_asset_get_id (asset));

    return NULL;
  }

  if (metadatas)
    ges_meta_container_add_metas_from_string (GES_META_CONTAINER (clip),
        metadatas);

  if (properties)
    gst_structure_foreach (properties,
        (GstStructureForeachFunc) set_property_foreach, clip);

  g_hash_table_insert (priv->containers, g_strdup (id), gst_object_ref (clip));
  return clip;
}
Esempio n. 8
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static void
gst_caps_setter_set_property (GObject * object, guint prop_id,
    const GValue * value, GParamSpec * pspec)
{
  GstCapsSetter *filter;

  g_return_if_fail (GST_IS_CAPS_SETTER (object));
  filter = GST_CAPS_SETTER (object);

  switch (prop_id) {
    case PROP_CAPS:{
      GstCaps *new_caps;
      const GstCaps *new_caps_val = gst_value_get_caps (value);
      gint i;

      if (new_caps_val == NULL) {
        new_caps = gst_caps_new_any ();
      } else {
        new_caps = gst_caps_copy (new_caps_val);
      }

      for (i = 0; new_caps && (i < gst_caps_get_size (new_caps)); ++i) {
        GstStructure *s;

        s = gst_caps_get_structure (new_caps, i);
        if (!gst_structure_foreach (s, gst_caps_is_fixed_foreach, NULL)) {
          GST_ERROR_OBJECT (filter, "rejected unfixed caps: %" GST_PTR_FORMAT,
              new_caps);
          gst_caps_unref (new_caps);
          new_caps = NULL;
          break;
        }
      }

      if (new_caps) {
        GST_OBJECT_LOCK (filter);
        gst_caps_replace (&filter->caps, new_caps);
        /* drop extra ref */
        gst_caps_unref (new_caps);
        GST_OBJECT_UNLOCK (filter);

        GST_DEBUG_OBJECT (filter, "set new caps %" GST_PTR_FORMAT, new_caps);
      }

      /* try to activate these new caps next time around */
      gst_base_transform_reconfigure (GST_BASE_TRANSFORM (filter));
      break;
    }
    case PROP_JOIN:
      filter->join = g_value_get_boolean (value);
      break;
    case PROP_REPLACE:
      filter->replace = g_value_get_boolean (value);
      break;
    default:
      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
      break;
  }
}
Esempio n. 9
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static gboolean
gst_soup_http_src_add_extra_headers (GstSoupHTTPSrc * src)
{
  if (!src->extra_headers)
    return TRUE;

  return gst_structure_foreach (src->extra_headers, _append_extra_headers, src);
}
Esempio n. 10
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pa_proplist *
gst_pulse_make_proplist (const GstStructure * properties)
{
  pa_proplist *proplist = pa_proplist_new ();

  /* iterate the structure and fill the proplist */
  gst_structure_foreach (properties, make_proplist_item, proplist);
  return proplist;
}
Esempio n. 11
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static void
insert_structure (const GstStructure * s, GtkTreeIter * iter)
{
  const gchar *name = gst_structure_get_name (s);

  gtk_tree_store_set (treestore, iter, 0, name, -1);

  gst_structure_foreach (s, insert_field, iter);
}
Esempio n. 12
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static void
_update_uniforms (GstGLFilterShader * filtershader)
{
  if (filtershader->new_uniforms && filtershader->uniforms) {
    gst_gl_shader_use (filtershader->shader);

    gst_structure_foreach (filtershader->uniforms,
        (GstStructureForeachFunc) _set_uniform, filtershader->shader);
    filtershader->new_uniforms = FALSE;
  }
}
Esempio n. 13
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static VALUE
tag_parse(VALUE self)
{
    VALUE value = rb_hash_new();
    GstTagList *tag_list;

    gst_message_parse_tag(SELF(self), &tag_list);
    gst_structure_foreach(tag_list, foreach_pair, &value);
    gst_tag_list_free(tag_list);
    return value;
}
static GString *
_print_caps(GstCaps *caps, gboolean full)
{
  GString *caps_str = g_string_new("Caps: ");
  if (gst_caps_is_any (caps)) 
  {
    g_string_append_printf(caps_str, "ANY\n");
  }
  else if (gst_caps_is_empty (caps)) 
  {
    g_string_append_printf(caps_str, "EMPTY\n");
  }
  else
  {
    g_string_append_printf(caps_str, "\n");
    int i=0;
    if(!full)
    {
      GList *caps_names = NULL;
      for (i = 0; i < gst_caps_get_size (caps); i++) 
      {
        GstStructure *structure = gst_caps_get_structure (caps, i);
        gchar *cap_name = (gchar *)gst_structure_get_name(structure);
        if(NULL == g_list_find_custom(caps_names, cap_name, 
              (GCompareFunc)g_strcmp0))
        {
          caps_names = g_list_prepend(caps_names, cap_name);
        }
      }
      caps_names = g_list_reverse(caps_names);
      while(NULL != caps_names)
      {
        gchar *name = (gchar *)caps_names->data;
        caps_names = g_list_delete_link(caps_names, caps_names);
        g_string_append_printf(caps_str, "%s\n", name);
      }
    }
    else
    {
      for (i = 0; i < gst_caps_get_size (caps); i++) 
      {
        GstStructure *structure = gst_caps_get_structure (caps, i);
        g_string_append_printf(caps_str, "%s\n", 
            gst_structure_get_name (structure));
        gst_structure_foreach (structure, _caps_print_field, 
          (gpointer) caps_str);
      }
    }
  }
  caps_str = g_string_truncate(caps_str, caps_str->len-1);
  return caps_str;
}
Esempio n. 15
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JsonNode *
snra_json_from_gst_structure (const GstStructure * s)
{
  JsonNode *root = json_node_new (JSON_NODE_OBJECT);

  json_node_take_object (root, json_object_new ());

  gst_structure_foreach (s,
      (GstStructureForeachFunc) snra_add_struct_object,
      json_node_get_object (root));

  return root;
}
void
ges_base_xml_formatter_add_layer (GESBaseXmlFormatter * self,
    GType extractable_type, guint priority, GstStructure * properties,
    const gchar * metadatas, GError ** error)
{
  LayerEntry *entry;
  GESAsset *asset;
  GESLayer *layer;
  gboolean auto_transition = FALSE;
  GESBaseXmlFormatterPrivate *priv = _GET_PRIV (self);

  if (priv->check_only)
    return;

  if (extractable_type == G_TYPE_NONE)
    layer = ges_layer_new ();
  else {
    asset = ges_asset_request (extractable_type, NULL, error);
    if (asset == NULL) {
      if (error && *error == NULL) {
        g_set_error (error, G_MARKUP_ERROR,
            G_MARKUP_ERROR_INVALID_CONTENT,
            "Layer type %s could not be created'",
            g_type_name (extractable_type));
        return;
      }
    }
    layer = GES_LAYER (ges_asset_extract (asset, error));
  }

  ges_layer_set_priority (layer, priority);
  ges_timeline_add_layer (GES_FORMATTER (self)->timeline, layer);
  if (properties) {
    if (gst_structure_get_boolean (properties, "auto-transition",
            &auto_transition))
      gst_structure_remove_field (properties, "auto-transition");

    gst_structure_foreach (properties,
        (GstStructureForeachFunc) set_property_foreach, layer);
  }

  if (metadatas)
    ges_meta_container_add_metas_from_string (GES_META_CONTAINER (layer),
        metadatas);

  entry = g_slice_new0 (LayerEntry);
  entry->layer = gst_object_ref (layer);
  entry->auto_trans = auto_transition;

  g_hash_table_insert (priv->layers, GINT_TO_POINTER (priority), entry);
}
static gchar *
debug_dump_describe_caps (GstCaps * caps, GstDebugGraphDetails details)
{
  gchar *media = NULL;

  if (details & GST_DEBUG_GRAPH_SHOW_CAPS_DETAILS) {

    if (gst_caps_is_any (caps) || gst_caps_is_empty (caps)) {
      media = gst_caps_to_string (caps);

    } else {
      GString *str = NULL;
      guint i;
      guint slen = 0;

      for (i = 0; i < gst_caps_get_size (caps); i++) {
        slen += 25 +
            STRUCTURE_ESTIMATED_STRING_LEN (gst_caps_get_structure (caps, i));
      }

      str = g_string_sized_new (slen);
      for (i = 0; i < gst_caps_get_size (caps); i++) {
        GstCapsFeatures *features = __gst_caps_get_features_unchecked (caps, i);
        GstStructure *structure = gst_caps_get_structure (caps, i);

        g_string_append (str, gst_structure_get_name (structure));

        if (features && (gst_caps_features_is_any (features)
                || !gst_caps_features_is_equal (features,
                    GST_CAPS_FEATURES_MEMORY_SYSTEM_MEMORY))) {
          g_string_append_c (str, '(');
          priv_gst_caps_features_append_to_gstring (features, str);
          g_string_append_c (str, ')');
        }
        g_string_append (str, "\\l");

        gst_structure_foreach (structure, string_append_field, (gpointer) str);
      }

      media = g_string_free (str, FALSE);
    }

  } else {
    if (GST_CAPS_IS_SIMPLE (caps))
      media =
          g_strdup (gst_structure_get_name (gst_caps_get_structure (caps, 0)));
    else
      media = g_strdup ("*");
  }
  return media;
}
Esempio n. 18
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static void
print_properties (GstDiscovererInfo * info, gint tab)
{
  const GstTagList *tags;

  g_print ("%*sDuration: %" GST_TIME_FORMAT "\n", tab + 1, " ",
      GST_TIME_ARGS (gst_discoverer_info_get_duration (info)));
  g_print ("%*sSeekable: %s\n", tab + 1, " ",
      (gst_discoverer_info_get_seekable (info) ? "yes" : "no"));
  if ((tags = gst_discoverer_info_get_tags (info))) {
    g_print ("%*sTags: \n", tab + 1, " ");
    gst_structure_foreach ((const GstStructure *) tags, print_tag_each,
        GINT_TO_POINTER (tab + 5));
  }
}
static void
_add_children_properties (GESBaseXmlFormatterPrivate * priv, GList * childprops,
    GESClip * clip)
{
  GList *tmpchildprops;

  for (tmpchildprops = childprops; tmpchildprops;
      tmpchildprops = tmpchildprops->next) {
    PendingChildProperties *pchildprops = tmpchildprops->data;
    GESTrackElement *element =
        _get_element_by_track_id (priv, pchildprops->track_id, clip);
    if (element && pchildprops->structure)
      gst_structure_foreach (pchildprops->structure,
          (GstStructureForeachFunc) _set_child_property, element);
  }
}
Esempio n. 20
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static gboolean
_append_accept_caps_failure_details (GstValidatePadMonitor * monitor,
    GString * str)
{
  gint i, j;
  GstCaps *refused_caps = gst_caps_copy (monitor->last_refused_caps);
  GstCaps *possible_caps = gst_pad_query_caps (monitor->pad, NULL);
  gchar *caps_str = gst_caps_to_string (monitor->last_refused_caps);
  StructureIncompatibleFieldsInfo info = {
    .str = str,
    .found = FALSE
  };

  g_string_append_printf (str,
      "\n Caps negotiation failed at pad '%s' as it refused caps: %s",
      gst_validate_reporter_get_name (GST_VALIDATE_REPORTER (monitor)),
      caps_str);
  g_free (caps_str);

  for (i = 0; i < gst_caps_get_size (refused_caps); i++) {
    GstStructure *refused_struct = gst_caps_get_structure (refused_caps, i);
    const gchar *filter_name;
    const gchar *refused_name = gst_structure_get_name (refused_struct);

    for (j = 0; j < gst_caps_get_size (possible_caps); j++) {
      info.caps_struct_num = i,
          info.filter_caps_struct_num = j,
          info.filter = gst_caps_get_structure (possible_caps, j);

      filter_name = gst_structure_get_name (info.filter);
      if (g_strcmp0 (refused_name, filter_name)) {
        g_string_append_printf (str,
            "\n    -> Downstream caps struct %d name '%s' differs from "
            "filter caps struct %d name '%s'", i, refused_name, j, filter_name);

        continue;
      }

      gst_structure_foreach (refused_struct,
          (GstStructureForeachFunc) _find_structure_incompatible_fields, &info);
    }
  }

  gst_caps_unref (possible_caps);

  return TRUE;
}
Esempio n. 21
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EXPORT_C
#endif

void
gst_tag_list_foreach (const GstTagList * list, GstTagForeachFunc func,
    gpointer user_data)
{
  TagForeachData data;

  g_return_if_fail (GST_IS_TAG_LIST (list));
  g_return_if_fail (func != NULL);

  data.func = func;
  data.tag_list = list;
  data.data = user_data;
  gst_structure_foreach ((GstStructure *) list, structure_foreach_wrapper,
      &data);
}
Esempio n. 22
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static void
print_factory_details_info (GstElementFactory * factory)
{
  char s[20];

  n_print ("Factory Details:\n");
  n_print ("  Long name:\t%s\n", factory->details.longname);
  n_print ("  Class:\t%s\n", factory->details.klass);
  n_print ("  Description:\t%s\n", factory->details.description);
  n_print ("  Author(s):\t%s\n", factory->details.author);
  n_print ("  Rank:\t\t%s (%d)\n",
      get_rank_name (s, GST_PLUGIN_FEATURE (factory)->rank),
      GST_PLUGIN_FEATURE (factory)->rank);
  if (factory->meta_data != NULL) {
    gst_structure_foreach ((GstStructure *) factory->meta_data,
        print_factory_details_meta_data, NULL);
  }
  n_print ("\n");
}
Esempio n. 23
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EXPORT_C
#endif

void
gst_tag_list_insert (GstTagList * into, const GstTagList * from,
    GstTagMergeMode mode)
{
  GstTagCopyData data;

  g_return_if_fail (GST_IS_TAG_LIST (into));
  g_return_if_fail (GST_IS_TAG_LIST (from));
  g_return_if_fail (GST_TAG_MODE_IS_VALID (mode));

  data.list = (GstStructure *) into;
  data.mode = mode;
  if (mode == GST_TAG_MERGE_REPLACE_ALL) {
    gst_structure_remove_all_fields (data.list);
  }
  gst_structure_foreach ((GstStructure *) from, gst_tag_list_copy_foreach,
      &data);
}
static void
gst_rtp_rtx_receive_set_property (GObject * object,
    guint prop_id, const GValue * value, GParamSpec * pspec)
{
  GstRtpRtxReceive *rtx = GST_RTP_RTX_RECEIVE (object);

  switch (prop_id) {
    case PROP_PAYLOAD_TYPE_MAP:
      GST_OBJECT_LOCK (rtx);
      if (rtx->rtx_pt_map_structure)
        gst_structure_free (rtx->rtx_pt_map_structure);
      rtx->rtx_pt_map_structure = g_value_dup_boxed (value);
      g_hash_table_remove_all (rtx->rtx_pt_map);
      gst_structure_foreach (rtx->rtx_pt_map_structure,
          structure_to_hash_table_inv, rtx->rtx_pt_map);
      GST_OBJECT_UNLOCK (rtx);
      break;
    default:
      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
      break;
  }
}
void
ges_base_xml_formatter_add_track (GESBaseXmlFormatter * self,
    GESTrackType track_type, GstCaps * caps, const gchar * id,
    GstStructure * properties, const gchar * metadatas, GError ** error)
{
  GESTrack *track;
  GESBaseXmlFormatterPrivate *priv = _GET_PRIV (self);

  if (priv->check_only) {
    if (caps)
      gst_caps_unref (caps);

    return;
  }

  track = ges_track_new (track_type, caps);
  ges_timeline_add_track (GES_FORMATTER (self)->timeline, track);

  if (properties) {
    gchar *restriction;
    GstCaps *caps;

    gst_structure_get (properties, "restriction-caps", G_TYPE_STRING,
        &restriction, NULL);
    gst_structure_remove_fields (properties, "restriction-caps", "caps",
        "message-forward", NULL);
    if (g_strcmp0 (restriction, "NULL")) {
      caps = gst_caps_from_string (restriction);
      ges_track_set_restriction_caps (track, caps);
    }
    gst_structure_foreach (properties,
        (GstStructureForeachFunc) set_property_foreach, track);
  }

  g_hash_table_insert (priv->tracks, g_strdup (id), gst_object_ref (track));
  if (metadatas)
    ges_meta_container_add_metas_from_string (GES_META_CONTAINER (track),
        metadatas);
}
Esempio n. 26
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static void
print_caps (const GstCaps * caps, const gchar * pfx)
{
  guint i;

  g_return_if_fail (caps != NULL);

  if (gst_caps_is_any (caps)) {
    n_print ("%sANY\n", pfx);
    return;
  }
  if (gst_caps_is_empty (caps)) {
    n_print ("%sEMPTY\n", pfx);
    return;
  }

  for (i = 0; i < gst_caps_get_size (caps); i++) {
    GstStructure *structure = gst_caps_get_structure (caps, i);

    n_print ("%s%s\n", pfx, gst_structure_get_name (structure));
    gst_structure_foreach (structure, print_field, (gpointer) pfx);
  }
}
Esempio n. 27
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KmsSerializableMeta *
kms_buffer_add_serializable_meta (GstBuffer * buffer, GstStructure * data)
{
  KmsSerializableMeta *meta;

  g_return_val_if_fail (GST_IS_BUFFER (buffer), NULL);

  meta = (KmsSerializableMeta *) gst_buffer_get_meta (buffer,
      KMS_SERIALIZABLE_META_API_TYPE);

  if (meta != NULL) {
    gst_structure_foreach (data, add_fields_to_structure, meta->data);
    gst_structure_free (data);

  } else {
    meta = (KmsSerializableMeta *) gst_buffer_add_meta (buffer,
        KMS_SERIALIZABLE_META_INFO, NULL);

    meta->data = data;
  }

  return meta;
}
Esempio n. 28
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static void
_append_query_caps_failure_details (GstValidatePadMonitor * monitor,
    GString * str)
{
  gint i, j;
  gboolean found = FALSE, empty_filter;
  GstCaps *filter = gst_caps_copy (monitor->last_query_filter);
  GstCaps *possible_caps = gst_pad_query_caps (monitor->pad, NULL);
  const gchar *filter_name, *possible_name;
  GstStructure *filter_struct, *possible_struct;

  g_string_append_printf (str,
      "\n Caps negotiation failed starting from pad '%s'"
      " as the QUERY_CAPS returned EMPTY caps",
      gst_validate_reporter_get_name (GST_VALIDATE_REPORTER (monitor)));

  empty_filter = gst_caps_is_empty (filter);
  if (empty_filter) {
    GstPad *peer = _get_peer_pad (monitor->pad);
    gchar *prev_path = NULL;

    if (peer) {
      GstObject *prev = gst_pad_get_parent (peer);
      if (prev) {
        prev_path = gst_object_get_path_string (prev);
        gst_object_unref (prev);
      }
    }

    g_string_append_printf (str,
        "\n - The QUERY filter caps is EMPTY, this is invalid and is a bug in "
        " a previous element (probably in: '%s')\n",
        prev_path ? prev_path : "no suspect");
    g_free (prev_path);
  }

  for (i = 0; i < gst_caps_get_size (possible_caps); i++) {
    possible_struct = gst_caps_get_structure (possible_caps, i);
    possible_name = gst_structure_get_name (possible_struct);

    for (j = 0; j < gst_caps_get_size (filter); j++) {
      StructureIncompatibleFieldsInfo info = {
        .caps_struct_num = i,
        .filter_caps_struct_num = j,
        .str = str,
        .found = found
      };

      info.filter = filter_struct = gst_caps_get_structure (filter, j);
      filter_name = gst_structure_get_name (filter_struct);

      if (g_strcmp0 (possible_name, filter_name)) {
        _incompatible_fields_info_set_found (&info);
        g_string_append_printf (str,
            "\n    -> Downstream caps struct %d name '%s' differs from "
            "filter caps struct %d name '%s'",
            i, possible_name, j, filter_name);

        continue;
      }

      gst_structure_foreach (possible_struct,
          (GstStructureForeachFunc) _find_structure_incompatible_fields, &info);

      if (info.found)
        found = TRUE;
    }
  }

  if (!found && !empty_filter) {
    gchar *filter_caps_str = gst_caps_to_string (filter);
    gchar *possible_caps_str = gst_caps_to_string (possible_caps);

    g_string_append_printf (str,
        ". The exact reason could not be determined but"
        " here is the gathered information:\n"
        " - %s last query caps filter: %s\n"
        " - %s possible caps (as returned by a query on it without filter): %s\n",
        gst_validate_reporter_get_name (GST_VALIDATE_REPORTER (monitor)),
        filter_caps_str,
        gst_validate_reporter_get_name (GST_VALIDATE_REPORTER (monitor)),
        possible_caps_str);
  }

  gst_caps_unref (possible_caps);
  gst_caps_unref (filter);

}
Esempio n. 29
0
/**
 * gst_rtp_base_payload_set_outcaps:
 * @payload: a #GstRTPBasePayload
 * @fieldname: the first field name or %NULL
 * @...: field values
 *
 * Configure the output caps with the optional parameters.
 *
 * Variable arguments should be in the form field name, field type
 * (as a GType), value(s).  The last variable argument should be NULL.
 *
 * Returns: %TRUE if the caps could be set.
 */
gboolean
gst_rtp_base_payload_set_outcaps (GstRTPBasePayload * payload,
    const gchar * fieldname, ...)
{
  GstCaps *srccaps, *peercaps;
  gboolean res;

  /* fill in the defaults, their properties cannot be negotiated. */
  srccaps = gst_caps_new_simple ("application/x-rtp",
      "media", G_TYPE_STRING, payload->media,
      "clock-rate", G_TYPE_INT, payload->clock_rate,
      "encoding-name", G_TYPE_STRING, payload->encoding_name, NULL);

  GST_DEBUG_OBJECT (payload, "defaults: %" GST_PTR_FORMAT, srccaps);

  if (fieldname) {
    va_list varargs;

    /* override with custom properties */
    va_start (varargs, fieldname);
    gst_caps_set_simple_valist (srccaps, fieldname, varargs);
    va_end (varargs);

    GST_DEBUG_OBJECT (payload, "custom added: %" GST_PTR_FORMAT, srccaps);
  }

  payload->priv->caps_max_ptime = DEFAULT_MAX_PTIME;
  payload->ptime = 0;

  /* the peer caps can override some of the defaults */
  peercaps = gst_pad_peer_query_caps (payload->srcpad, srccaps);
  if (peercaps == NULL) {
    /* no peer caps, just add the other properties */
    gst_caps_set_simple (srccaps,
        "payload", G_TYPE_INT, GST_RTP_BASE_PAYLOAD_PT (payload),
        "ssrc", G_TYPE_UINT, payload->current_ssrc,
        "timestamp-offset", G_TYPE_UINT, payload->ts_base,
        "seqnum-offset", G_TYPE_UINT, payload->seqnum_base, NULL);

    GST_DEBUG_OBJECT (payload, "no peer caps: %" GST_PTR_FORMAT, srccaps);
  } else {
    GstCaps *temp;
    GstStructure *s, *d;
    const GValue *value;
    gint pt;
    guint max_ptime, ptime;

    /* peer provides caps we can use to fixate. They are already intersected
     * with our srccaps, just make them writable */
    temp = gst_caps_make_writable (peercaps);
    gst_caps_unref (srccaps);

    if (gst_caps_is_empty (temp)) {
      gst_caps_unref (temp);
      return FALSE;
    }

    /* now fixate, start by taking the first caps */
    temp = gst_caps_truncate (temp);

    /* get first structure */
    s = gst_caps_get_structure (temp, 0);

    if (gst_structure_get_uint (s, "maxptime", &max_ptime))
      payload->priv->caps_max_ptime = max_ptime * GST_MSECOND;

    if (gst_structure_get_uint (s, "ptime", &ptime))
      payload->ptime = ptime * GST_MSECOND;

    if (gst_structure_get_int (s, "payload", &pt)) {
      /* use peer pt */
      GST_RTP_BASE_PAYLOAD_PT (payload) = pt;
      GST_LOG_OBJECT (payload, "using peer pt %d", pt);
    } else {
      if (gst_structure_has_field (s, "payload")) {
        /* can only fixate if there is a field */
        gst_structure_fixate_field_nearest_int (s, "payload",
            GST_RTP_BASE_PAYLOAD_PT (payload));
        gst_structure_get_int (s, "payload", &pt);
        GST_LOG_OBJECT (payload, "using peer pt %d", pt);
      } else {
        /* no pt field, use the internal pt */
        pt = GST_RTP_BASE_PAYLOAD_PT (payload);
        gst_structure_set (s, "payload", G_TYPE_INT, pt, NULL);
        GST_LOG_OBJECT (payload, "using internal pt %d", pt);
      }
    }

    if (gst_structure_has_field_typed (s, "ssrc", G_TYPE_UINT)) {
      value = gst_structure_get_value (s, "ssrc");
      payload->current_ssrc = g_value_get_uint (value);
      GST_LOG_OBJECT (payload, "using peer ssrc %08x", payload->current_ssrc);
    } else {
      /* FIXME, fixate_nearest_uint would be even better */
      gst_structure_set (s, "ssrc", G_TYPE_UINT, payload->current_ssrc, NULL);
      GST_LOG_OBJECT (payload, "using internal ssrc %08x",
          payload->current_ssrc);
    }

    if (gst_structure_has_field_typed (s, "timestamp-offset", G_TYPE_UINT)) {
      value = gst_structure_get_value (s, "timestamp-offset");
      payload->ts_base = g_value_get_uint (value);
      GST_LOG_OBJECT (payload, "using peer timestamp-offset %u",
          payload->ts_base);
    } else {
      /* FIXME, fixate_nearest_uint would be even better */
      gst_structure_set (s, "timestamp-offset", G_TYPE_UINT, payload->ts_base,
          NULL);
      GST_LOG_OBJECT (payload, "using internal timestamp-offset %u",
          payload->ts_base);
    }
    if (gst_structure_has_field_typed (s, "seqnum-offset", G_TYPE_UINT)) {
      value = gst_structure_get_value (s, "seqnum-offset");
      payload->seqnum_base = g_value_get_uint (value);
      GST_LOG_OBJECT (payload, "using peer seqnum-offset %u",
          payload->seqnum_base);
    } else {
      /* FIXME, fixate_nearest_uint would be even better */
      gst_structure_set (s, "seqnum-offset", G_TYPE_UINT, payload->seqnum_base,
          NULL);
      GST_LOG_OBJECT (payload, "using internal seqnum-offset %u",
          payload->seqnum_base);
    }

    /* make the target caps by copying over all the fixed caps, removing the
     * unfixed caps. */
    srccaps = gst_caps_new_empty_simple (gst_structure_get_name (s));
    d = gst_caps_get_structure (srccaps, 0);

    gst_structure_foreach (s, (GstStructureForeachFunc) copy_fixed, d);

    gst_caps_unref (temp);

    GST_DEBUG_OBJECT (payload, "with peer caps: %" GST_PTR_FORMAT, srccaps);
  }

  update_max_ptime (payload);

  res = gst_pad_set_caps (GST_RTP_BASE_PAYLOAD_SRCPAD (payload), srccaps);
  gst_caps_unref (srccaps);

  return res;
}
static void
new_asset_cb (GESAsset * source, GAsyncResult * res, PendingAsset * passet)
{
  GError *error = NULL;
  gchar *possible_id = NULL;
  GList *tmp, *pendings = NULL;
  GESFormatter *self = passet->formatter;
  const gchar *id = ges_asset_get_id (source);
  GESBaseXmlFormatterPrivate *priv = _GET_PRIV (self);
  GESAsset *asset = ges_asset_request_finish (res, &error);

  if (error) {
    GST_LOG_OBJECT (self, "Error %s creating asset id: %s", error->message, id);

    /* We set the metas on the Asset to give hints to the user */
    if (passet->metadatas)
      ges_meta_container_add_metas_from_string (GES_META_CONTAINER (source),
          passet->metadatas);
    if (passet->properties)
      gst_structure_foreach (passet->properties,
          (GstStructureForeachFunc) set_property_foreach, source);

    possible_id = ges_project_try_updating_id (GES_FORMATTER (self)->project,
        source, error);

    if (possible_id == NULL) {
      GST_WARNING_OBJECT (self, "Abandoning creation of asset %s with ID %s"
          "- Error: %s", g_type_name (G_OBJECT_TYPE (source)), id,
          error->message);

      pendings = g_hash_table_lookup (priv->assetid_pendingclips, id);
      for (tmp = pendings; tmp; tmp = tmp->next)
        _free_pending_clip (priv, (PendingClip *) tmp->data);

      _free_pending_asset (priv, passet);
      goto done;
    }

    /* We got a possible ID replacement for that asset, create it, and
     * make sure the assetid_pendingclips will use it */
    ges_asset_request_async (ges_asset_get_extractable_type (source),
        possible_id, NULL, (GAsyncReadyCallback) new_asset_cb, passet);
    ges_project_add_loading_asset (GES_FORMATTER (self)->project,
        ges_asset_get_extractable_type (source), possible_id);

    pendings = g_hash_table_lookup (priv->assetid_pendingclips, id);
    if (pendings) {
      g_hash_table_remove (priv->assetid_pendingclips, id);
      g_hash_table_insert (priv->assetid_pendingclips,
          g_strdup (possible_id), pendings);

      /* pendings should no be freed */
      pendings = NULL;
    }
    goto done;
  }

  /* now that we have the GESAsset, we create the GESClips */
  pendings = g_hash_table_lookup (priv->assetid_pendingclips, id);
  GST_DEBUG_OBJECT (self, "Asset created with ID %s, now creating pending "
      " Clips, nb pendings: %i", id, g_list_length (pendings));
  for (tmp = pendings; tmp; tmp = tmp->next) {
    GList *tmpeffect;
    GESClip *clip;
    PendingClip *pend = (PendingClip *) tmp->data;

    clip =
        _add_object_to_layer (priv, pend->id, pend->layer, asset,
        pend->start, pend->inpoint, pend->duration, pend->track_types,
        pend->metadatas, pend->properties);

    if (clip == NULL)
      continue;

    _add_children_properties (priv, pend->children_props, clip);
    _add_pending_bindings (priv, pend->pending_bindings, clip);

    GST_DEBUG_OBJECT (self, "Adding %i effect to new object",
        g_list_length (pend->effects));
    for (tmpeffect = pend->effects; tmpeffect; tmpeffect = tmpeffect->next) {
      PendingEffects *peffect = (PendingEffects *) tmpeffect->data;

      /* We keep a ref as _free_pending_effect unrefs it */
      _add_track_element (self, clip, gst_object_ref (peffect->trackelement),
          peffect->track_id, peffect->children_properties, peffect->properties);
    }
    _free_pending_clip (priv, pend);
  }

  /* And now add to the project */
  ges_project_add_asset (self->project, asset);
  gst_object_unref (self);

  _free_pending_asset (priv, passet);

done:
  if (asset)
    gst_object_unref (asset);
  if (possible_id)
    g_free (possible_id);

  if (pendings) {
    g_hash_table_remove (priv->assetid_pendingclips, id);
    g_list_free (pendings);
  }

  if (g_hash_table_size (priv->assetid_pendingclips) == 0 &&
      priv->pending_assets == NULL)
    _loading_done (self);
}