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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-07-02 04:35:55 +00:00
gesdemux: Compute sinkpad caps based on formatter mimetypes
Implement lazy loading asset cache so gesdemux use the formatters assets while GES hasn't been initialized. And set extensions to temporary files as some formatters require the information (otio)
This commit is contained in:
Thibault Saunier
parent
7caa424aaf
commit
f51f2f70de
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@ -144,8 +144,6 @@ typedef struct
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GESAsset *asset;
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} GESAssetCacheEntry;
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/* Also protect all the entries in the cache */
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G_LOCK_DEFINE_STATIC (asset_cache_lock);
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/* We are mapping entries by types and ID, such as:
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*
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* {
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@ -169,8 +167,10 @@ G_LOCK_DEFINE_STATIC (asset_cache_lock);
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* different extractable types.
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**/
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static GHashTable *type_entries_table = NULL;
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#define LOCK_CACHE (G_LOCK (asset_cache_lock))
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#define UNLOCK_CACHE (G_UNLOCK (asset_cache_lock))
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/* Protect all the entries in the cache */
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static GRecMutex asset_cache_lock;
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#define LOCK_CACHE (g_rec_mutex_lock (&asset_cache_lock))
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#define UNLOCK_CACHE (g_rec_mutex_unlock (&asset_cache_lock))
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static gchar *
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_check_and_update_parameters (GType * extractable_type, const gchar * id,
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@ -470,12 +470,39 @@ _extractable_type_name (GType type)
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}
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}
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static void
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ges_asset_cache_init_unlocked (void)
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{
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if (type_entries_table)
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return;
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type_entries_table = g_hash_table_new_full (g_str_hash, g_str_equal,
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g_free, (GDestroyNotify) g_hash_table_unref);
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_init_formatter_assets ();
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_init_standard_transition_assets ();
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}
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/* WITH LOCK_CACHE */
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static GHashTable *
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_get_type_entries ()
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{
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if (type_entries_table)
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return type_entries_table;
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ges_asset_cache_init_unlocked ();
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return type_entries_table;
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}
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/* WITH LOCK_CACHE */
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static inline GESAssetCacheEntry *
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_lookup_entry (GType extractable_type, const gchar * id)
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{
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GHashTable *entries_table;
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entries_table = g_hash_table_lookup (type_entries_table,
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entries_table = g_hash_table_lookup (_get_type_entries (),
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_extractable_type_name (extractable_type));
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if (entries_table)
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return g_hash_table_lookup (entries_table, id);
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@ -608,13 +635,13 @@ ges_asset_cache_put (GESAsset * asset, GTask * task)
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if (!(entry = _lookup_entry (extractable_type, asset_id))) {
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GHashTable *entries_table;
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entries_table = g_hash_table_lookup (type_entries_table,
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entries_table = g_hash_table_lookup (_get_type_entries (),
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_extractable_type_name (extractable_type));
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if (entries_table == NULL) {
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entries_table = g_hash_table_new_full (g_str_hash, g_str_equal, g_free,
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_free_entries);
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g_hash_table_insert (type_entries_table,
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g_hash_table_insert (_get_type_entries (),
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g_strdup (_extractable_type_name (extractable_type)), entries_table);
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}
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@ -637,18 +664,20 @@ ges_asset_cache_put (GESAsset * asset, GTask * task)
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void
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ges_asset_cache_init (void)
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{
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type_entries_table = g_hash_table_new_full (g_str_hash, g_str_equal,
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g_free, (GDestroyNotify) g_hash_table_unref);
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_init_formatter_assets ();
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_init_standard_transition_assets ();
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LOCK_CACHE;
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ges_asset_cache_init_unlocked ();
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UNLOCK_CACHE;
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}
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void
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ges_asset_cache_deinit (void)
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{
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_deinit_formatter_assets ();
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LOCK_CACHE;
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g_hash_table_destroy (type_entries_table);
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type_entries_table = NULL;
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UNLOCK_CACHE;
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}
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gboolean
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@ -750,17 +779,21 @@ ges_asset_set_proxy (GESAsset * asset, GESAsset * proxy)
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GHashTable *entries_table;
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GESAssetCacheEntry *entry;
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entries_table = g_hash_table_lookup (type_entries_table,
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LOCK_CACHE;
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entries_table = g_hash_table_lookup (_get_type_entries (),
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_extractable_type_name (proxy->priv->extractable_type));
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entry = g_hash_table_find (entries_table, (GHRFunc) _lookup_proxied_asset,
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(gpointer) ges_asset_get_id (proxy));
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if (!entry) {
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UNLOCK_CACHE;
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GST_DEBUG_OBJECT (asset, "Not proxying any asset %s", proxy->priv->id);
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return FALSE;
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}
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asset = entry->asset;
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UNLOCK_CACHE;
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while (asset->priv->proxies)
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asset = asset->priv->proxies->data;
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@ -914,7 +947,7 @@ ges_asset_set_id (GESAsset * asset, const gchar * id)
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}
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LOCK_CACHE;
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entries = g_hash_table_lookup (type_entries_table,
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entries = g_hash_table_lookup (_get_type_entries (),
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_extractable_type_name (asset->priv->extractable_type));
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g_return_if_fail (g_hash_table_lookup_extended (entries, priv->id, &orig_id,
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@ -1369,7 +1402,7 @@ ges_list_assets (GType filter)
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g_return_val_if_fail (g_type_is_a (filter, GES_TYPE_EXTRACTABLE), NULL);
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LOCK_CACHE;
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g_hash_table_iter_init (&types_iter, type_entries_table);
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g_hash_table_iter_init (&types_iter, _get_type_entries ());
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while (g_hash_table_iter_next (&types_iter, &typename, &assets)) {
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if (g_type_is_a (filter, g_type_from_name ((gchar *) typename)) == FALSE)
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continue;
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@ -36,6 +36,10 @@
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#include "ges-formatter.h"
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#include "ges-internal.h"
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#include "ges.h"
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#ifndef DISABLE_XPTV
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#include "ges-pitivi-formatter.h"
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#endif
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#ifdef HAS_PYTHON
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#include <Python.h>
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#include "ges-resources.h"
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@ -44,6 +48,7 @@
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GST_DEBUG_CATEGORY_STATIC (ges_formatter_debug);
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#undef GST_CAT_DEFAULT
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#define GST_CAT_DEFAULT ges_formatter_debug
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static gboolean initialized = FALSE;
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/* TODO Add a GCancellable somewhere in the API */
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static void ges_extractable_interface_init (GESExtractableInterface * iface);
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@ -477,9 +482,10 @@ ges_formatter_class_register_metas (GESFormatterClass * class,
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class->version = version;
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class->rank = rank;
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if (ges_is_initialized () && g_type_class_peek (G_OBJECT_CLASS_TYPE (class)))
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if (g_atomic_int_get (&initialized)
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&& g_type_class_peek (G_OBJECT_CLASS_TYPE (class)))
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gst_object_unref (ges_asset_request (G_OBJECT_CLASS_TYPE (class), NULL,
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NULL));
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NULL));
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}
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/* Main Formatter methods */
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@ -622,12 +628,34 @@ _init_formatter_assets (void)
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g_once_init_leave (&init_debug, TRUE);
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}
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load_python_formatters ();
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if (g_atomic_int_compare_and_exchange (&initialized, FALSE, TRUE)) {
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/* register formatter types with the system */
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#ifndef DISABLE_XPTV
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g_type_class_ref (GES_TYPE_PITIVI_FORMATTER);
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#endif
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g_type_class_ref (GES_TYPE_COMMAND_LINE_FORMATTER);
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g_type_class_ref (GES_TYPE_XML_FORMATTER);
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load_python_formatters ();
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formatters = g_type_children (GES_TYPE_FORMATTER, &n_formatters);
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_list_formatters (formatters, n_formatters);
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g_free (formatters);
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formatters = g_type_children (GES_TYPE_FORMATTER, &n_formatters);
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_list_formatters (formatters, n_formatters);
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g_free (formatters);
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}
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}
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void
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_deinit_formatter_assets (void)
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{
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if (g_atomic_int_compare_and_exchange (&initialized, TRUE, FALSE)) {
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#ifndef DISABLE_XPTV
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g_type_class_unref (g_type_class_peek (GES_TYPE_PITIVI_FORMATTER));
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#endif
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g_type_class_unref (g_type_class_peek (GES_TYPE_COMMAND_LINE_FORMATTER));
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g_type_class_unref (g_type_class_peek (GES_TYPE_XML_FORMATTER));
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}
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}
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static gint
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@ -343,6 +343,7 @@ G_GNUC_INTERNAL GstElement * get_element_for_encoding_profile (GstEncodingProf
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/* Function to initialise GES */
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G_GNUC_INTERNAL void _init_standard_transition_assets (void);
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G_GNUC_INTERNAL void _init_formatter_assets (void);
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G_GNUC_INTERNAL void _deinit_formatter_assets (void);
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/* Utilities */
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G_GNUC_INTERNAL gint element_start_compare (GESTimelineElement * a,
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19
ges/ges.c
19
ges/ges.c
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@ -83,6 +83,7 @@ ges_init_post (GOptionContext * context, GOptionGroup * group, gpointer data,
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uriasset_klass = g_type_class_ref (GES_TYPE_URI_CLIP_ASSET);
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_init_formatter_assets ();
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if (!_ges_uri_asset_ensure_setup (uriasset_klass)) {
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GST_ERROR ("cannot setup uri asset");
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goto failed;
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@ -99,8 +100,6 @@ ges_init_post (GOptionContext * context, GOptionGroup * group, gpointer data,
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}
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gst_object_unref (nlecomposition_factory);
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/* register clip classes with the system */
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g_type_class_ref (GES_TYPE_TEST_CLIP);
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@ -112,13 +111,6 @@ ges_init_post (GOptionContext * context, GOptionGroup * group, gpointer data,
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g_type_class_ref (GES_TYPE_GROUP);
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/* register formatter types with the system */
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#ifndef DISABLE_XPTV
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g_type_class_ref (GES_TYPE_PITIVI_FORMATTER);
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#endif
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g_type_class_ref (GES_TYPE_COMMAND_LINE_FORMATTER);
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g_type_class_ref (GES_TYPE_XML_FORMATTER);
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/* Register track elements */
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g_type_class_ref (GES_TYPE_EFFECT);
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@ -209,15 +201,6 @@ ges_deinit (void)
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g_type_class_unref (g_type_class_peek (GES_TYPE_OVERLAY_TEXT_CLIP));
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g_type_class_unref (g_type_class_peek (GES_TYPE_GROUP));
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/* register formatter types with the system */
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#ifndef DISABLE_XPTV
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g_type_class_unref (g_type_class_peek (GES_TYPE_PITIVI_FORMATTER));
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#endif
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g_type_class_unref (g_type_class_peek (GES_TYPE_COMMAND_LINE_FORMATTER));
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g_type_class_unref (g_type_class_peek (GES_TYPE_XML_FORMATTER));
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/* Register track elements */
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g_type_class_unref (g_type_class_peek (GES_TYPE_EFFECT));
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@ -85,7 +85,7 @@ if otio is not None:
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GObject.type_register(GESOtioFormatter)
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known_extensions_mimetype_map = [
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("otio", "xml", "fcpxml"),
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("application/otio", "application/xmeml", "application/fcpxml")
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("application/vnd.pixar.opentimelineio+json", "application/vnd.apple-xmeml+xml", "application/vnd.apple-fcp+xml")
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]
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extensions = []
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@ -47,11 +47,6 @@
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GST_DEBUG_CATEGORY_STATIC (gesdemux);
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#define GST_CAT_DEFAULT gesdemux
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static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS ("application/xges"));
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G_DECLARE_FINAL_TYPE (GESDemux, ges_demux, GES, Demux, GESBaseBin);
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struct _GESDemux
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@ -79,6 +74,92 @@ enum
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static GParamSpec *properties[PROP_LAST];
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static GstCaps *
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ges_demux_get_sinkpad_caps ()
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{
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GList *tmp, *formatters;
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GstCaps *sinkpad_caps = gst_caps_new_empty ();
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formatters = ges_list_assets (GES_TYPE_FORMATTER);
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for (tmp = formatters; tmp; tmp = tmp->next) {
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GstCaps *caps;
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const gchar *mimetype =
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ges_meta_container_get_string (GES_META_CONTAINER (tmp->data),
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GES_META_FORMATTER_MIMETYPE);
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if (!mimetype)
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continue;
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caps = gst_caps_from_string (mimetype);
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if (!caps) {
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GST_INFO_OBJECT (tmp->data,
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"%s - could not create caps from mimetype: %s",
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ges_meta_container_get_string (GES_META_CONTAINER (tmp->data),
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GES_META_FORMATTER_NAME), mimetype);
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continue;
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}
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gst_caps_append (sinkpad_caps, caps);
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}
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g_list_free (formatters);
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return sinkpad_caps;
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}
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static gchar *
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ges_demux_get_extension (GstStructure * _struct)
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{
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GList *tmp, *formatters;
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gchar *ext = NULL;
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formatters = ges_list_assets (GES_TYPE_FORMATTER);
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for (tmp = formatters; tmp; tmp = tmp->next) {
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gchar **extensions_a;
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gint i, n_exts;
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GstCaps *caps;
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const gchar *mimetype =
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ges_meta_container_get_string (GES_META_CONTAINER (tmp->data),
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GES_META_FORMATTER_MIMETYPE);
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const gchar *extensions =
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ges_meta_container_get_string (GES_META_CONTAINER (tmp->data),
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GES_META_FORMATTER_EXTENSION);
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if (!mimetype)
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continue;
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if (!extensions)
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continue;
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caps = gst_caps_from_string (mimetype);
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if (!caps) {
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GST_INFO_OBJECT (tmp->data,
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"%s - could not create caps from mimetype: %s",
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ges_meta_container_get_string (GES_META_CONTAINER (tmp->data),
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GES_META_FORMATTER_NAME), mimetype);
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continue;
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}
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extensions_a = g_strsplit (extensions, ",", -1);
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n_exts = g_strv_length (extensions_a);
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for (i = 0; i < gst_caps_get_size (caps) && i < n_exts; i++) {
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GstStructure *structure = gst_caps_get_structure (caps, i);
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if (gst_structure_has_name (_struct, gst_structure_get_name (structure))) {
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ext = g_strdup (extensions_a[i]);
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g_strfreev (extensions_a);
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gst_caps_unref (caps);
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goto done;
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}
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}
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g_strfreev (extensions_a);
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}
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done:
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g_list_free (formatters);
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return ext;
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}
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static void
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ges_demux_get_property (GObject * object, guint property_id,
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GValue * value, GParamSpec * pspec)
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@ -110,6 +191,7 @@ ges_demux_class_init (GESDemuxClass * self_class)
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{
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GObjectClass *gclass = G_OBJECT_CLASS (self_class);
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GstElementClass *gstelement_klass = GST_ELEMENT_CLASS (self_class);
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GstCaps *sinkpad_caps = ges_demux_get_sinkpad_caps ();
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GST_DEBUG_CATEGORY_INIT (gesdemux, "gesdemux", 0, "ges demux element");
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@ -128,13 +210,16 @@ ges_demux_class_init (GESDemuxClass * self_class)
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GES_TYPE_TIMELINE, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
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g_object_class_override_property (gclass, PROP_TIMELINE, "timeline");
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gst_element_class_add_pad_template (gstelement_klass,
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gst_static_pad_template_get (&sink_template));
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gst_element_class_set_static_metadata (gstelement_klass,
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"GStreamer Editing Services based 'demuxer'",
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"Codec/Demux/Editing",
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"Demuxer for complex timeline file formats using GES.",
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"Thibault Saunier <tsaunier@igalia.com");
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gst_element_class_add_pad_template (gstelement_klass,
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gst_pad_template_new ("sink", GST_PAD_SINK, GST_PAD_ALWAYS,
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sinkpad_caps));
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gst_caps_unref (sinkpad_caps);
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}
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typedef struct
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@ -455,10 +540,22 @@ ges_demux_sink_event (GstPad * pad, GstObject * parent, GstEvent * event)
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xges_buffer = gst_adapter_take_buffer (self->input_adapter, available);
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if (gst_buffer_map (xges_buffer, &map, GST_MAP_READ)) {
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gint f;
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GError *err = NULL;
|
||||
gchar *template = NULL;
|
||||
gchar *filename = NULL, *uri = NULL;
|
||||
GError *error = NULL;
|
||||
gint f = g_file_open_tmp (NULL, &filename, &err);
|
||||
GstCaps *caps = gst_pad_get_current_caps (pad);
|
||||
GstStructure *structure = gst_caps_get_structure (caps, 0);
|
||||
gchar *ext = ges_demux_get_extension (structure);
|
||||
|
||||
gst_caps_unref (caps);
|
||||
if (ext) {
|
||||
template = g_strdup_printf ("XXXXXX.%s", ext);
|
||||
g_free (ext);
|
||||
}
|
||||
|
||||
f = g_file_open_tmp (template, &filename, &err);
|
||||
g_free (template);
|
||||
|
||||
if (err) {
|
||||
GST_ELEMENT_ERROR (self, RESOURCE, OPEN_WRITE,
|
||||
|
|
@ -480,8 +577,8 @@ ges_demux_sink_event (GstPad * pad, GstObject * parent, GstEvent * event)
|
|||
uri = gst_filename_to_uri (filename, NULL);
|
||||
GST_INFO_OBJECT (self, "Pre loading the timeline.");
|
||||
|
||||
ges_demux_create_timeline (self, uri, &error);
|
||||
if (error)
|
||||
ges_demux_create_timeline (self, uri, &err);
|
||||
if (err)
|
||||
goto error;
|
||||
|
||||
done:
|
||||
|
|
@ -493,9 +590,9 @@ ges_demux_sink_event (GstPad * pad, GstObject * parent, GstEvent * event)
|
|||
error:
|
||||
ret = FALSE;
|
||||
gst_element_post_message (GST_ELEMENT (self),
|
||||
gst_message_new_error (parent, error,
|
||||
gst_message_new_error (parent, err,
|
||||
"Could not create timeline from description"));
|
||||
g_clear_error (&error);
|
||||
g_clear_error (&err);
|
||||
|
||||
goto done;
|
||||
} else {
|
||||
|
|
@ -528,7 +625,10 @@ static void
|
|||
ges_demux_init (GESDemux * self)
|
||||
{
|
||||
ges_init ();
|
||||
self->sinkpad = gst_pad_new_from_static_template (&sink_template, "sink");
|
||||
|
||||
self->sinkpad =
|
||||
gst_pad_new_from_template (gst_element_get_pad_template (GST_ELEMENT
|
||||
(self), "sink"), "sink");
|
||||
gst_element_add_pad (GST_ELEMENT (self), self->sinkpad);
|
||||
|
||||
self->input_adapter = gst_adapter_new ();
|
||||
|
|
|
|||
Loading…
Reference in a new issue