media-plugins/gst-plugins-lv2: fix gcc10 build

Closes: https://bugs.gentoo.org/716008
Package-Manager: Portage-2.3.99, Repoman-2.3.22
Signed-off-by: Matthew Thode <prometheanfire@gentoo.org>

2 files changed, 610 insertions, 0 deletions

diff --git a/media-plugins/gst-plugins-lv2/files/patch-1.16.2-gcc10.patch b/media-plugins/gst-plugins-lv2/files/patch-1.16.2-gcc10.patch
new file mode 100644
index 000000000000..cdfa976d0560
--- /dev/null
+++ b/media-plugins/gst-plugins-lv2/files/patch-1.16.2-gcc10.patch
@@ -0,0 +1,606 @@
+Bug: https://bugs.gentoo.org/716008
+
+--- a/ext/lv2/gstlv2.c
++++ b/ext/lv2/gstlv2.c
+@@ -69,6 +69,38 @@
+ #error "Unsupported OS"
+ #endif
+ 
++LilvWorld *gst_lv2_world_node = NULL;
++LilvNode *gst_lv2_audio_node = NULL;
++LilvNode *gst_lv2_control_node = NULL;
++LilvNode *gst_lv2_cv_node = NULL;
++LilvNode *gst_lv2_event_node = NULL;
++LilvNode *gst_lv2_input_node = NULL;
++LilvNode *gst_lv2_output_node = NULL;
++LilvNode *gst_lv2_preset_node = NULL;
++LilvNode *gst_lv2_state_iface_node = NULL;
++LilvNode *gst_lv2_state_uri_node = NULL;
++
++LilvNode *gst_lv2_integer_prop_node = NULL;
++LilvNode *gst_lv2_toggled_prop_node = NULL;
++LilvNode *gst_lv2_designation_pred_node = NULL;
++LilvNode *gst_lv2_in_place_broken_pred_node = NULL;
++LilvNode *gst_lv2_optional_pred_node = NULL;
++LilvNode *gst_lv2_group_pred_node = NULL;
++LilvNode *gst_lv2_supports_event_pred_node = NULL;
++LilvNode *gst_lv2_label_pred_node = NULL;
++
++LilvNode *gst_lv2_center_role_node = NULL;
++LilvNode *gst_lv2_left_role_node = NULL;
++LilvNode *gst_lv2_right_role_node = NULL;
++LilvNode *gst_lv2_rear_center_role_node = NULL;
++LilvNode *gst_lv2_rear_left_role_node = NULL;
++LilvNode *gst_lv2_rear_right_role_node = NULL;
++LilvNode *gst_lv2_lfe_role_node = NULL;
++LilvNode *gst_lv2_center_left_role_node = NULL;
++LilvNode *gst_lv2_center_right_role_node = NULL;
++LilvNode *gst_lv2_side_left_role_node = NULL;
++LilvNode *gst_lv2_side_right_role_node = NULL;
++
+ GstStructure *lv2_meta_all = NULL;
+ 
+ static void
+@@ -98,9 +130,11 @@
+   for (i = 0; i < lilv_plugin_get_num_ports (lv2plugin); i++) {
+     const LilvPort *port = lilv_plugin_get_port_by_index (lv2plugin, i);
+ 
+-    if (lilv_port_is_a (lv2plugin, port, audio_class)) {
+-      const gboolean is_input = lilv_port_is_a (lv2plugin, port, input_class);
+-      LilvNodes *lv2group = lilv_port_get (lv2plugin, port, group_pred);
++    if (lilv_port_is_a (lv2plugin, port, gst_lv2_audio_node)) {
++      const gboolean is_input =
++          lilv_port_is_a (lv2plugin, port, gst_lv2_input_node);
++      LilvNodes *lv2group =
++          lilv_port_get (lv2plugin, port, gst_lv2_group_pred_node);
+ 
+       if (lv2group) {
+         const gchar *uri = lilv_node_as_uri (lv2group);
+@@ -116,8 +150,8 @@
+         (*audio_in)++;
+       else
+         (*audio_out)++;
+-    } else if (lilv_port_is_a (lv2plugin, port, control_class) ||
+-        lilv_port_is_a (lv2plugin, port, cv_class)) {
++    } else if (lilv_port_is_a (lv2plugin, port, gst_lv2_control_node) ||
++        lilv_port_is_a (lv2plugin, port, gst_lv2_cv_node)) {
+       (*control)++;
+     }
+   }
+@@ -130,7 +164,7 @@
+ {
+   guint audio_in, audio_out, control;
+   LilvIter *i;
+-  const LilvPlugins *plugins = lilv_world_get_all_plugins (world);
++  const LilvPlugins *plugins = lilv_world_get_all_plugins (gst_lv2_world_node);
+ 
+   for (i = lilv_plugins_begin (plugins); !lilv_plugins_is_end (plugins, i);
+       i = lilv_plugins_next (plugins, i)) {
+@@ -187,8 +221,9 @@
+     }
+ 
+     /* check supported extensions */
+-    can_do_presets = lilv_plugin_has_extension_data (lv2plugin, state_iface)
+-        || lilv_plugin_has_feature (lv2plugin, state_uri)
++    can_do_presets =
++        lilv_plugin_has_extension_data (lv2plugin, gst_lv2_state_iface_node)
++        || lilv_plugin_has_feature (lv2plugin, gst_lv2_state_uri_node)
+         || (control > 0);
+     GST_INFO ("plugin %s can%s do presets", type_name,
+         (can_do_presets ? "" : "'t"));
+@@ -224,8 +259,8 @@
+   GST_DEBUG_CATEGORY_INIT (lv2_debug, "lv2",
+       GST_DEBUG_FG_GREEN | GST_DEBUG_BG_BLACK | GST_DEBUG_BOLD, "LV2");
+ 
+-  world = lilv_world_new ();
+-  lilv_world_load_all (world);
++  gst_lv2_world_node = lilv_world_new ();
++  lilv_world_load_all (gst_lv2_world_node);
+   gst_lv2_host_init ();
+ 
+ /* have been added after lilv-0.22.0, which is the last release */
+@@ -236,37 +271,57 @@
+ #define LILV_URI_CV_PORT      "http://lv2plug.in/ns/lv2core#CVPort"
+ #endif
+ 
+-  atom_class = lilv_new_uri (world, LILV_URI_ATOM_PORT);
+-  audio_class = lilv_new_uri (world, LILV_URI_AUDIO_PORT);
+-  control_class = lilv_new_uri (world, LILV_URI_CONTROL_PORT);
+-  cv_class = lilv_new_uri (world, LILV_URI_CV_PORT);
+-  event_class = lilv_new_uri (world, LILV_URI_EVENT_PORT);
+-  input_class = lilv_new_uri (world, LILV_URI_INPUT_PORT);
+-  output_class = lilv_new_uri (world, LILV_URI_OUTPUT_PORT);
+-  preset_class = lilv_new_uri (world, LV2_PRESETS__Preset);
+-  state_iface = lilv_new_uri (world, LV2_STATE__interface);
+-  state_uri = lilv_new_uri (world, LV2_STATE_URI);
+-
+-  integer_prop = lilv_new_uri (world, LV2_CORE__integer);
+-  toggled_prop = lilv_new_uri (world, LV2_CORE__toggled);
+-  designation_pred = lilv_new_uri (world, LV2_CORE__designation);
+-  in_place_broken_pred = lilv_new_uri (world, LV2_CORE__inPlaceBroken);
+-  optional_pred = lilv_new_uri (world, LV2_CORE__optionalFeature);
+-  group_pred = lilv_new_uri (world, LV2_PORT_GROUPS__group);
+-  supports_event_pred = lilv_new_uri (world, LV2_EVENT__supportsEvent);
+-  label_pred = lilv_new_uri (world, LILV_NS_RDFS "label");
+-
+-  center_role = lilv_new_uri (world, LV2_PORT_GROUPS__center);
+-  left_role = lilv_new_uri (world, LV2_PORT_GROUPS__left);
+-  right_role = lilv_new_uri (world, LV2_PORT_GROUPS__right);
+-  rear_center_role = lilv_new_uri (world, LV2_PORT_GROUPS__rearCenter);
+-  rear_left_role = lilv_new_uri (world, LV2_PORT_GROUPS__rearLeft);
+-  rear_right_role = lilv_new_uri (world, LV2_PORT_GROUPS__rearLeft);
+-  lfe_role = lilv_new_uri (world, LV2_PORT_GROUPS__lowFrequencyEffects);
+-  center_left_role = lilv_new_uri (world, LV2_PORT_GROUPS__centerLeft);
+-  center_right_role = lilv_new_uri (world, LV2_PORT_GROUPS__centerRight);
+-  side_left_role = lilv_new_uri (world, LV2_PORT_GROUPS__sideLeft);
+-  side_right_role = lilv_new_uri (world, LV2_PORT_GROUPS__sideRight);
++  gst_lv2_audio_node = lilv_new_uri (gst_lv2_world_node, LILV_URI_AUDIO_PORT);
++  gst_lv2_control_node =
++      lilv_new_uri (gst_lv2_world_node, LILV_URI_CONTROL_PORT);
++  gst_lv2_cv_node = lilv_new_uri (gst_lv2_world_node, LILV_URI_CV_PORT);
++  gst_lv2_event_node = lilv_new_uri (gst_lv2_world_node, LILV_URI_EVENT_PORT);
++  gst_lv2_input_node = lilv_new_uri (gst_lv2_world_node, LILV_URI_INPUT_PORT);
++  gst_lv2_output_node = lilv_new_uri (gst_lv2_world_node, LILV_URI_OUTPUT_PORT);
++  gst_lv2_preset_node = lilv_new_uri (gst_lv2_world_node, LV2_PRESETS__Preset);
++  gst_lv2_state_iface_node =
++      lilv_new_uri (gst_lv2_world_node, LV2_STATE__interface);
++  gst_lv2_state_uri_node = lilv_new_uri (gst_lv2_world_node, LV2_STATE_URI);
++
++  gst_lv2_integer_prop_node =
++      lilv_new_uri (gst_lv2_world_node, LV2_CORE__integer);
++  gst_lv2_toggled_prop_node =
++      lilv_new_uri (gst_lv2_world_node, LV2_CORE__toggled);
++  gst_lv2_designation_pred_node =
++      lilv_new_uri (gst_lv2_world_node, LV2_CORE__designation);
++  gst_lv2_in_place_broken_pred_node =
++      lilv_new_uri (gst_lv2_world_node, LV2_CORE__inPlaceBroken);
++  gst_lv2_optional_pred_node =
++      lilv_new_uri (gst_lv2_world_node, LV2_CORE__optionalFeature);
++  gst_lv2_group_pred_node =
++      lilv_new_uri (gst_lv2_world_node, LV2_PORT_GROUPS__group);
++  gst_lv2_supports_event_pred_node =
++      lilv_new_uri (gst_lv2_world_node, LV2_EVENT__supportsEvent);
++  gst_lv2_label_pred_node =
++      lilv_new_uri (gst_lv2_world_node, LILV_NS_RDFS "label");
++
++  gst_lv2_center_role_node =
++      lilv_new_uri (gst_lv2_world_node, LV2_PORT_GROUPS__center);
++  gst_lv2_left_role_node =
++      lilv_new_uri (gst_lv2_world_node, LV2_PORT_GROUPS__left);
++  gst_lv2_right_role_node =
++      lilv_new_uri (gst_lv2_world_node, LV2_PORT_GROUPS__right);
++  gst_lv2_rear_center_role_node =
++      lilv_new_uri (gst_lv2_world_node, LV2_PORT_GROUPS__rearCenter);
++  gst_lv2_rear_left_role_node =
++      lilv_new_uri (gst_lv2_world_node, LV2_PORT_GROUPS__rearLeft);
++  gst_lv2_rear_right_role_node =
++      lilv_new_uri (gst_lv2_world_node, LV2_PORT_GROUPS__rearRight);
++  gst_lv2_lfe_role_node =
++      lilv_new_uri (gst_lv2_world_node, LV2_PORT_GROUPS__lowFrequencyEffects);
++  gst_lv2_center_left_role_node =
++      lilv_new_uri (gst_lv2_world_node, LV2_PORT_GROUPS__centerLeft);
++  gst_lv2_center_right_role_node =
++      lilv_new_uri (gst_lv2_world_node, LV2_PORT_GROUPS__centerRight);
++  gst_lv2_side_left_role_node =
++      lilv_new_uri (gst_lv2_world_node, LV2_PORT_GROUPS__sideLeft);
++  gst_lv2_side_right_role_node =
++      lilv_new_uri (gst_lv2_world_node, LV2_PORT_GROUPS__sideRight);
+ 
+   gst_plugin_add_dependency_simple (plugin,
+       "LV2_PATH:" GST_LV2_ENVVARS, GST_LV2_DEFAULT_PATH, NULL,
+@@ -323,39 +378,38 @@
+ #endif
+      static void plugin_cleanup (GstPlugin * plugin)
+ {
+-  lilv_node_free (atom_class);
+-  lilv_node_free (audio_class);
+-  lilv_node_free (control_class);
+-  lilv_node_free (cv_class);
+-  lilv_node_free (event_class);
+-  lilv_node_free (input_class);
+-  lilv_node_free (output_class);
+-  lilv_node_free (preset_class);
+-  lilv_node_free (state_iface);
+-  lilv_node_free (state_uri);
+-
+-  lilv_node_free (integer_prop);
+-  lilv_node_free (toggled_prop);
+-  lilv_node_free (designation_pred);
+-  lilv_node_free (in_place_broken_pred);
+-  lilv_node_free (optional_pred);
+-  lilv_node_free (group_pred);
+-  lilv_node_free (supports_event_pred);
+-  lilv_node_free (label_pred);
+-
+-  lilv_node_free (center_role);
+-  lilv_node_free (left_role);
+-  lilv_node_free (right_role);
+-  lilv_node_free (rear_center_role);
+-  lilv_node_free (rear_left_role);
+-  lilv_node_free (rear_right_role);
+-  lilv_node_free (lfe_role);
+-  lilv_node_free (center_left_role);
+-  lilv_node_free (center_right_role);
+-  lilv_node_free (side_left_role);
+-  lilv_node_free (side_right_role);
++  lilv_node_free (gst_lv2_audio_node);
++  lilv_node_free (gst_lv2_control_node);
++  lilv_node_free (gst_lv2_cv_node);
++  lilv_node_free (gst_lv2_event_node);
++  lilv_node_free (gst_lv2_input_node);
++  lilv_node_free (gst_lv2_output_node);
++  lilv_node_free (gst_lv2_preset_node);
++  lilv_node_free (gst_lv2_state_iface_node);
++  lilv_node_free (gst_lv2_state_uri_node);
++
++  lilv_node_free (gst_lv2_integer_prop_node);
++  lilv_node_free (gst_lv2_toggled_prop_node);
++  lilv_node_free (gst_lv2_designation_pred_node);
++  lilv_node_free (gst_lv2_in_place_broken_pred_node);
++  lilv_node_free (gst_lv2_optional_pred_node);
++  lilv_node_free (gst_lv2_group_pred_node);
++  lilv_node_free (gst_lv2_supports_event_pred_node);
++  lilv_node_free (gst_lv2_label_pred_node);
++
++  lilv_node_free (gst_lv2_center_role_node);
++  lilv_node_free (gst_lv2_left_role_node);
++  lilv_node_free (gst_lv2_right_role_node);
++  lilv_node_free (gst_lv2_rear_center_role_node);
++  lilv_node_free (gst_lv2_rear_left_role_node);
++  lilv_node_free (gst_lv2_rear_right_role_node);
++  lilv_node_free (gst_lv2_lfe_role_node);
++  lilv_node_free (gst_lv2_center_left_role_node);
++  lilv_node_free (gst_lv2_center_right_role_node);
++  lilv_node_free (gst_lv2_side_left_role_node);
++  lilv_node_free (gst_lv2_side_right_role_node);
+ 
+-  lilv_world_free (world);
++  lilv_world_free (gst_lv2_world_node);
+ }
+ 
+ GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
+--- a/ext/lv2/gstlv2filter.c
++++ b/ext/lv2/gstlv2filter.c
+@@ -183,37 +183,37 @@
+ gst_lv2_filter_role_to_position (LilvNode * role)
+ {
+   /* Front.  Mono and left/right are mututally exclusive */
+-  if (lilv_node_equals (role, center_role)) {
++  if (lilv_node_equals (role, gst_lv2_center_role_node)) {
+ 
+     return GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER;
+-  } else if (lilv_node_equals (role, left_role)) {
++  } else if (lilv_node_equals (role, gst_lv2_left_role_node)) {
+     return GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT;
+-  } else if (lilv_node_equals (role, right_role)) {
++  } else if (lilv_node_equals (role, gst_lv2_right_role_node)) {
+     return GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT;
+ 
+     /* Rear. Left/right and center are mututally exclusive */
+-  } else if (lilv_node_equals (role, rear_center_role)) {
++  } else if (lilv_node_equals (role, gst_lv2_rear_center_role_node)) {
+     return GST_AUDIO_CHANNEL_POSITION_REAR_CENTER;
+-  } else if (lilv_node_equals (role, rear_left_role)) {
++  } else if (lilv_node_equals (role, gst_lv2_rear_left_role_node)) {
+     return GST_AUDIO_CHANNEL_POSITION_REAR_LEFT;
+-  } else if (lilv_node_equals (role, rear_right_role)) {
++  } else if (lilv_node_equals (role, gst_lv2_rear_right_role_node)) {
+     return GST_AUDIO_CHANNEL_POSITION_REAR_RIGHT;
+ 
+     /* Subwoofer/low-frequency-effects */
+-  } else if (lilv_node_equals (role, lfe_role)) {
++  } else if (lilv_node_equals (role, gst_lv2_lfe_role_node)) {
+     return GST_AUDIO_CHANNEL_POSITION_LFE1;
+ 
+     /* Center front speakers. Center and left/right_of_center
+      * are mutually exclusive */
+-  } else if (lilv_node_equals (role, center_left_role)) {
++  } else if (lilv_node_equals (role, gst_lv2_center_left_role_node)) {
+     return GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER;
+-  } else if (lilv_node_equals (role, center_right_role)) {
++  } else if (lilv_node_equals (role, gst_lv2_center_right_role_node)) {
+     return GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT_OF_CENTER;
+ 
+     /* sides */
+-  } else if (lilv_node_equals (role, side_left_role)) {
++  } else if (lilv_node_equals (role, gst_lv2_side_left_role_node)) {
+     return GST_AUDIO_CHANNEL_POSITION_SIDE_LEFT;
+-  } else if (lilv_node_equals (role, side_right_role)) {
++  } else if (lilv_node_equals (role, gst_lv2_side_right_role_node)) {
+     return GST_AUDIO_CHANNEL_POSITION_SIDE_RIGHT;
+   }
+ 
+@@ -531,7 +531,8 @@
+ {
+   gst_lv2_init (&self->lv2, &klass->lv2);
+ 
+-  if (!lilv_plugin_has_feature (klass->lv2.plugin, in_place_broken_pred))
++  if (!lilv_plugin_has_feature (klass->lv2.plugin,
++          gst_lv2_in_place_broken_pred_node))
+     gst_base_transform_set_in_place (GST_BASE_TRANSFORM (self), TRUE);
+ }
+ 
+--- a/ext/lv2/gstlv2.h
++++ b/ext/lv2/gstlv2.h
+@@ -28,40 +28,39 @@
+ 
+ #include "gstlv2utils.h"
+ 
+-LilvWorld *world;
+-LilvNode *atom_class;
+-LilvNode *audio_class;
+-LilvNode *control_class;
+-LilvNode *cv_class;
+-LilvNode *event_class;
+-LilvNode *input_class;
+-LilvNode *output_class;
+-LilvNode *preset_class;
+-LilvNode *state_iface;
+-LilvNode *state_uri;
+-
+-LilvNode *integer_prop;
+-LilvNode *toggled_prop;
+-LilvNode *designation_pred;
+-LilvNode *in_place_broken_pred;
+-LilvNode *optional_pred;
+-LilvNode *group_pred;
+-LilvNode *supports_event_pred;
+-LilvNode *label_pred;
+-
+-LilvNode *center_role;
+-LilvNode *left_role;
+-LilvNode *right_role;
+-LilvNode *rear_center_role;
+-LilvNode *rear_left_role;
+-LilvNode *rear_right_role;
+-LilvNode *lfe_role;
+-LilvNode *center_left_role;
+-LilvNode *center_right_role;
+-LilvNode *side_left_role;
+-LilvNode *side_right_role;
++G_GNUC_INTERNAL extern LilvWorld *gst_lv2_world_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_audio_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_control_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_cv_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_event_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_input_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_output_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_preset_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_state_iface_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_state_uri_node;
++
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_integer_prop_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_toggled_prop_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_designation_pred_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_in_place_broken_pred_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_optional_pred_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_group_pred_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_supports_event_pred_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_label_pred_node;
++
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_center_role_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_left_role_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_right_role_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_rear_center_role_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_rear_left_role_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_rear_right_role_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_lfe_role_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_center_left_role_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_center_right_role_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_side_left_role_node;
++G_GNUC_INTERNAL extern LilvNode *gst_lv2_side_right_role_node;
+ 
+-GstStructure *lv2_meta_all;
++G_GNUC_INTERNAL extern GstStructure *lv2_meta_all;
+ 
+ void gst_lv2_filter_register_element (GstPlugin *plugin,
+                                       GstStructure * lv2_meta);
+--- a/ext/lv2/gstlv2utils.c
++++ b/ext/lv2/gstlv2utils.c
+@@ -173,7 +173,9 @@
+   if (!lv2->presets) {
+     LilvNodes *presets;
+ 
+-    if ((presets = lilv_plugin_get_related (lv2->klass->plugin, preset_class))) {
++    if ((presets =
++            lilv_plugin_get_related (lv2->klass->plugin,
++                gst_lv2_preset_node))) {
+       LilvIter *j;
+ 
+       lv2->presets = g_hash_table_new_full (g_str_hash, g_str_equal, g_free,
+@@ -184,8 +186,10 @@
+         const LilvNode *preset = lilv_nodes_get (presets, j);
+         LilvNodes *titles;
+ 
+-        lilv_world_load_resource (world, preset);
+-        titles = lilv_world_find_nodes (world, preset, label_pred, NULL);
++        lilv_world_load_resource (gst_lv2_world_node, preset);
++        titles =
++            lilv_world_find_nodes (gst_lv2_world_node, preset,
++            gst_lv2_label_pred_node, NULL);
+         if (titles) {
+           const LilvNode *title = lilv_nodes_get_first (titles);
+           g_hash_table_insert (lv2->presets,
+@@ -249,7 +253,8 @@
+ gst_lv2_load_preset (GstLV2 * lv2, GstObject * obj, const gchar * name)
+ {
+   LilvNode *preset = g_hash_table_lookup (lv2->presets, name);
+-  LilvState *state = lilv_state_new_from_world (world, &lv2_map, preset);
++  LilvState *state =
++      lilv_state_new_from_world (gst_lv2_world_node, &lv2_map, preset);
+   gpointer user_data[] = { lv2->klass, obj };
+ 
+   GST_INFO_OBJECT (obj, "loading preset <%s>", lilv_node_as_string (preset));
+@@ -291,7 +296,7 @@
+   gpointer user_data[] = { lv2->klass, obj };
+   LilvState *state;
+   LilvNode *bundle_dir;
+-  const LilvNode *state_uri;
++  const LilvNode *gst_lv2_state_uri_node;
+   LilvInstance *instance = lv2->instance;
+   gboolean res;
+ #ifndef HAVE_LILV_0_22
+@@ -319,27 +324,27 @@
+ 
+   lilv_state_set_label (state, name);
+ 
+-  res = lilv_state_save (world, &lv2_map, &lv2_unmap, state, /*uri */ NULL, dir,
+-      filename) != 0;
++  res = lilv_state_save (gst_lv2_world_node, &lv2_map, &lv2_unmap, state,       /*uri */
++      NULL, dir, filename) != 0;
+ 
+-  /* reload bundle into the world */
+-  bundle_dir = lilv_new_file_uri (world, NULL, dir);
+-  lilv_world_unload_bundle (world, bundle_dir);
+-  lilv_world_load_bundle (world, bundle_dir);
++  /* reload bundle into the gst_lv2_world_node */
++  bundle_dir = lilv_new_file_uri (gst_lv2_world_node, NULL, dir);
++  lilv_world_unload_bundle (gst_lv2_world_node, bundle_dir);
++  lilv_world_load_bundle (gst_lv2_world_node, bundle_dir);
+   lilv_node_free (bundle_dir);
+ 
+ #ifdef HAVE_LILV_0_22
+-  state_uri = lilv_state_get_uri (state);
++  gst_lv2_state_uri_node = lilv_state_get_uri (state);
+ #else
+   filepath = g_build_filename (dir, filename, NULL);
+-  state_uri = lilv_new_uri (world, filepath);
++  gst_lv2_state_uri_node = lilv_new_uri (gst_lv2_world_node, filepath);
+   g_free (filepath);
+ #endif
+-  lilv_world_load_resource (world, state_uri);
++  lilv_world_load_resource (gst_lv2_world_node, gst_lv2_state_uri_node);
+   g_hash_table_insert (lv2->presets, g_strdup (name),
+-      lilv_node_duplicate (state_uri));
++      lilv_node_duplicate (gst_lv2_state_uri_node));
+ #ifndef HAVE_LILV_0_22
+-  lilv_node_free ((LilvNode *) state_uri);
++  lilv_node_free ((LilvNode *) gst_lv2_state_uri_node);
+ #endif
+ 
+   lilv_state_free (state);
+@@ -370,10 +375,11 @@
+ {
+ #ifdef HAVE_LILV_0_22
+   LilvNode *preset = g_hash_table_lookup (lv2->presets, name);
+-  LilvState *state = lilv_state_new_from_world (world, &lv2_map, preset);
++  LilvState *state =
++      lilv_state_new_from_world (gst_lv2_world_node, &lv2_map, preset);
+ 
+-  lilv_world_unload_resource (world, lilv_state_get_uri (state));
+-  lilv_state_delete (world, state);
++  lilv_world_unload_resource (gst_lv2_world_node, lilv_state_get_uri (state));
++  lilv_state_delete (gst_lv2_world_node, state);
+   lilv_state_free (state);
+ #endif
+   g_hash_table_remove (lv2->presets, name);
+@@ -620,13 +626,13 @@
+       lilv_node_as_string (lilv_plugin_get_uri (lv2plugin)), name, nick);
+ 
+   perms = G_PARAM_READABLE;
+-  if (lilv_port_is_a (lv2plugin, port, input_class))
++  if (lilv_port_is_a (lv2plugin, port, gst_lv2_input_node))
+     perms |= G_PARAM_WRITABLE | G_PARAM_CONSTRUCT;
+-  if (lilv_port_is_a (lv2plugin, port, control_class) ||
+-      lilv_port_is_a (lv2plugin, port, cv_class))
++  if (lilv_port_is_a (lv2plugin, port, gst_lv2_control_node) ||
++      lilv_port_is_a (lv2plugin, port, gst_lv2_cv_node))
+     perms |= GST_PARAM_CONTROLLABLE;
+ 
+-  if (lilv_port_has_property (lv2plugin, port, toggled_prop)) {
++  if (lilv_port_has_property (lv2plugin, port, gst_lv2_toggled_prop_node)) {
+     ret = g_param_spec_boolean (name, nick, nick, FALSE, perms);
+     goto done;
+   }
+@@ -722,7 +728,8 @@
+ 
+   if (enum_type != G_TYPE_INVALID) {
+     ret = g_param_spec_enum (name, nick, nick, enum_type, def, perms);
+-  } else if (lilv_port_has_property (lv2plugin, port, integer_prop))
++  } else if (lilv_port_has_property (lv2plugin, port,
++          gst_lv2_integer_prop_node))
+     ret = g_param_spec_int (name, nick, nick, lower, upper, def, perms);
+   else
+     ret = g_param_spec_float (name, nick, nick, lower, upper, def, perms);
+@@ -814,14 +821,14 @@
+   GstStructure *lv2_meta = g_value_get_boxed (value);
+   const LilvPlugin *lv2plugin;
+   guint j, in_pad_index = 0, out_pad_index = 0;
+-  const LilvPlugins *plugins = lilv_world_get_all_plugins (world);
++  const LilvPlugins *plugins = lilv_world_get_all_plugins (gst_lv2_world_node);
+   LilvNode *plugin_uri;
+   const gchar *element_uri;
+ 
+   GST_DEBUG ("LV2 initializing class");
+ 
+   element_uri = gst_structure_get_string (lv2_meta, "element-uri");
+-  plugin_uri = lilv_new_uri (world, element_uri);
++  plugin_uri = lilv_new_uri (gst_lv2_world_node, element_uri);
+   g_assert (plugin_uri);
+   lv2plugin = lilv_plugins_get_by_uri (plugins, plugin_uri);
+   g_assert (lv2plugin);
+@@ -838,11 +845,13 @@
+   /* find ports and groups */
+   for (j = 0; j < lilv_plugin_get_num_ports (lv2plugin); j++) {
+     const LilvPort *port = lilv_plugin_get_port_by_index (lv2plugin, j);
+-    const gboolean is_input = lilv_port_is_a (lv2plugin, port, input_class);
++    const gboolean is_input =
++        lilv_port_is_a (lv2plugin, port, gst_lv2_input_node);
+     const gboolean is_optional = lilv_port_has_property (lv2plugin, port,
+-        optional_pred);
++        gst_lv2_optional_pred_node);
+     GstLV2Port desc = { j, GST_LV2_PORT_AUDIO, -1, };
+-    LilvNodes *lv2group = lilv_port_get (lv2plugin, port, group_pred);
++    LilvNodes *lv2group =
++        lilv_port_get (lv2plugin, port, gst_lv2_group_pred_node);
+     /* FIXME Handle channels positionning
+      * GstAudioChannelPosition position = GST_AUDIO_CHANNEL_POSITION_INVALID; */
+ 
+@@ -860,7 +869,7 @@
+ 
+       /* FIXME Handle channels positionning
+          position = GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT;
+-         sub_values = lilv_port_get_value (lv2plugin, port, designation_pred);
++         sub_values = lilv_port_get_value (lv2plugin, port, gst_lv2_designation_pred_node);
+          if (lilv_nodes_size (sub_values) > 0) {
+          LilvNode *role = lilv_nodes_get_at (sub_values, 0);
+          position = gst_lv2_filter_role_to_position (role);
+@@ -875,7 +884,7 @@
+     } else {
+       /* port is not part of a group, or it is part of a group but that group
+        * is illegal so we just ignore it */
+-      if (lilv_port_is_a (lv2plugin, port, audio_class)) {
++      if (lilv_port_is_a (lv2plugin, port, gst_lv2_audio_node)) {
+         if (is_input) {
+           desc.pad = in_pad_index++;
+           g_array_append_val (lv2_class->in_group.ports, desc);
+@@ -883,7 +892,7 @@
+           desc.pad = out_pad_index++;
+           g_array_append_val (lv2_class->out_group.ports, desc);
+         }
+-      } else if (lilv_port_is_a (lv2plugin, port, control_class)) {
++      } else if (lilv_port_is_a (lv2plugin, port, gst_lv2_control_node)) {
+         desc.type = GST_LV2_PORT_CONTROL;
+         if (is_input) {
+           lv2_class->num_control_in++;
+@@ -892,7 +901,7 @@
+           lv2_class->num_control_out++;
+           g_array_append_val (lv2_class->control_out_ports, desc);
+         }
+-      } else if (lilv_port_is_a (lv2plugin, port, cv_class)) {
++      } else if (lilv_port_is_a (lv2plugin, port, gst_lv2_cv_node)) {
+         desc.type = GST_LV2_PORT_CV;
+         if (is_input) {
+           lv2_class->num_cv_in++;
+@@ -901,9 +910,9 @@
+           lv2_class->num_cv_out++;
+           g_array_append_val (lv2_class->control_out_ports, desc);
+         }
+-      } else if (lilv_port_is_a (lv2plugin, port, event_class)) {
++      } else if (lilv_port_is_a (lv2plugin, port, gst_lv2_event_node)) {
+         LilvNodes *supported = lilv_port_get_value (lv2plugin, port,
+-            supports_event_pred);
++            gst_lv2_supports_event_pred_node);
+ 
+         GST_INFO ("%s: unhandled event port %d: %s, optional=%d, input=%d",
+             element_uri, j,
diff --git a/media-plugins/gst-plugins-lv2/gst-plugins-lv2-1.16.2.ebuild b/media-plugins/gst-plugins-lv2/gst-plugins-lv2-1.16.2-r1.ebuild
index 433610f3ec3f..1e32320eb484 100644
--- a/media-plugins/gst-plugins-lv2/gst-plugins-lv2-1.16.2.ebuild
+++ b/media-plugins/gst-plugins-lv2/gst-plugins-lv2-1.16.2-r1.ebuild
@@ -15,3 +15,7 @@ RDEPEND="
 	>=media-libs/lilv-0.24.2-r2[${MULTILIB_USEDEP}]
 "
 DEPEND="${RDEPEND}"
+
+PATCHES=(
+	"${FILESDIR}/patch-1.16.2-gcc10.patch"
+)