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lv2: make it build with older lilv

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Implementing the removal of presets is unfortunately not feasibla with
versions < 0.22.
Fixes #768595
This commit is contained in:
Stefan Sauer 2016-07-14 19:38:26 +02:00
parent 74c0d5fdd2
commit ea443a3fcc
1 changed files with 25 additions and 15 deletions
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40
ext/lv2/gstlv2utils.c
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@ -146,6 +146,26 @@ gst_lv2_host_init (void)
/* preset interface */ /* preset interface */
static char *
make_bundle_name (GstObject * obj, const gchar * name)
{
GstElementFactory *factory;
gchar *basename, *s, *bundle;
factory = gst_element_get_factory ((GstElement *) obj);
basename = g_strdup (gst_element_factory_get_metadata (factory,
GST_ELEMENT_METADATA_LONGNAME));
s = basename;
while ((s = strchr (s, ' '))) {
*s = '_';
}
bundle = g_strjoin (NULL, basename, "_", name, ".preset.lv2", NULL);
g_free (basename);
return bundle;
}
gchar ** gchar **
gst_lv2_get_preset_names (GstLV2 * lv2, GstObject * obj) gst_lv2_get_preset_names (GstLV2 * lv2, GstObject * obj)
{ {
@ -267,9 +287,8 @@ get_port_value (const char *port_symbol, void *data, uint32_t * size,
gboolean gboolean
gst_lv2_save_preset (GstLV2 * lv2, GstObject * obj, const gchar * name) gst_lv2_save_preset (GstLV2 * lv2, GstObject * obj, const gchar * name)
{ {
gchar *filename, *basename, *bundle, *dir, *tmp_dir, *s; gchar *filename, *bundle, *dir, *tmp_dir;
gpointer user_data[] = { lv2->klass, obj }; gpointer user_data[] = { lv2->klass, obj };
GstElementFactory *factory;
LilvState *state; LilvState *state;
LilvNode *bundle_dir; LilvNode *bundle_dir;
const LilvNode *state_uri; const LilvNode *state_uri;
@ -279,16 +298,8 @@ gst_lv2_save_preset (GstLV2 * lv2, GstObject * obj, const gchar * name)
gchar *filepath; gchar *filepath;
#endif #endif
factory = gst_element_get_factory ((GstElement *) obj);
basename = g_strdup (gst_element_factory_get_metadata (factory,
GST_ELEMENT_METADATA_LONGNAME));
s = basename;
while ((s = strchr (s, ' '))) {
*s = '_';
}
filename = g_strjoin (NULL, name, ".ttl", NULL); filename = g_strjoin (NULL, name, ".ttl", NULL);
bundle = g_strjoin (NULL, basename, "_", name, ".preset.lv2", NULL); bundle = make_bundle_name (obj, name);
/* dir needs to end on a dir separator for the lilv_new_file_uri() to work */ /* dir needs to end on a dir separator for the lilv_new_file_uri() to work */
dir = dir =
g_build_filename (g_get_home_dir (), ".lv2", bundle, G_DIR_SEPARATOR_S, g_build_filename (g_get_home_dir (), ".lv2", bundle, G_DIR_SEPARATOR_S,
@ -322,12 +333,12 @@ gst_lv2_save_preset (GstLV2 * lv2, GstObject * obj, const gchar * name)
#else #else
filepath = g_build_filename (dir, filename, NULL); filepath = g_build_filename (dir, filename, NULL);
state_uri = lilv_new_uri (world, filepath); state_uri = lilv_new_uri (world, filepath);
g_free (filepath);
#endif #endif
lilv_world_load_resource (world, state_uri); lilv_world_load_resource (world, state_uri);
g_hash_table_insert (lv2->presets, g_strdup (name), g_hash_table_insert (lv2->presets, g_strdup (name),
lilv_node_duplicate (state_uri)); lilv_node_duplicate (state_uri));
#ifndef HAVE_LILV_0_22 #ifndef HAVE_LILV_0_22
g_free (filepath);
lilv_node_free ((LilvNode *) state_uri); lilv_node_free ((LilvNode *) state_uri);
#endif #endif
@ -340,7 +351,6 @@ gst_lv2_save_preset (GstLV2 * lv2, GstObject * obj, const gchar * name)
g_free (dir); g_free (dir);
g_free (bundle); g_free (bundle);
g_free (filename); g_free (filename);
g_free (basename);
return res; return res;
} }
@ -358,19 +368,19 @@ gst_lv2_rename_preset (GstLV2 * lv2, GstObject * obj,
gboolean gboolean
gst_lv2_delete_preset (GstLV2 * lv2, GstObject * obj, const gchar * name) gst_lv2_delete_preset (GstLV2 * lv2, GstObject * obj, const gchar * name)
{ {
#ifdef HAVE_LILV_0_22
LilvNode *preset = g_hash_table_lookup (lv2->presets, 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 (world, &lv2_map, preset);
lilv_world_unload_resource (world, lilv_state_get_uri (state)); lilv_world_unload_resource (world, lilv_state_get_uri (state));
lilv_state_delete (world, state); lilv_state_delete (world, state);
lilv_state_free (state); lilv_state_free (state);
#endif
g_hash_table_remove (lv2->presets, name); g_hash_table_remove (lv2->presets, name);
return FALSE; return FALSE;
} }
/* api helpers */ /* api helpers */
void void