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Original commit message from CVS: * docs/gst/gstreamer-sections.txt:: * gst/gst_private.h: (GstPluginDep), (_GstPluginPrivate): * gst/gstplugin.c: (gst_plugin_init), (gst_plugin_finalize), (gst_plugin_class_init), (gst_plugin_list_free), (gst_plugin_ext_dep_get_env_vars_hash), (_priv_plugin_deps_env_vars_changed), (gst_plugin_ext_dep_extract_env_vars_paths), (gst_plugin_ext_dep_get_hash_from_stat_entry), (gst_plugin_ext_dep_direntry_matches), (gst_plugin_ext_dep_scan_dir_and_match_names), (gst_plugin_ext_dep_scan_path_with_filenames), (gst_plugin_ext_dep_get_stat_hash), (_priv_plugin_deps_files_changed), (gst_plugin_ext_dep_free), (gst_plugin_ext_dep_strv_equal), (gst_plugin_ext_dep_equals), (gst_plugin_add_dependency), (gst_plugin_add_dependency_simple): * gst/gstplugin.h: (GstPluginPrivate), (GstPluginFlags), (GST_PLUGIN_DEPENDENCY_FLAG_NONE), (GST_PLUGIN_DEPENDENCY_FLAG_RECURSE), (GST_PLUGIN_DEPENDENCY_FLAG_PATHS_ARE_DEFAULT_ONLY), (GST_PLUGIN_DEPENDENCY_FLAG_FILE_NAME_IS_SUFFIX), (GstPluginDependencyFlags), (GstPluginFilter): * gst/gstregistry.c: (gst_registry_scan_path_level): * gst/gstregistrybinary.c: (gst_registry_binary_save_feature), (gst_registry_binary_save_plugin_dep), (gst_registry_binary_save_plugin), (gst_registry_binary_load_feature), (gst_registry_binary_load_plugin_dep_strv), (gst_registry_binary_load_plugin_dep), (gst_registry_binary_load_plugin): * gst/gstregistrybinary.h: (GST_MAGIC_BINARY_VERSION_STR), (GstBinaryPluginElement), (_GstBinaryDep), (GstBinaryDep): * gst/gstregistryxml.c: (gst_registry_xml_save_plugin): Add API for making a GStreamer plugin 'dependent' on external files, directories or environment variables, so that GStreamer knows when it needs to re-load GStreamer plugins that wrap other plugin systems. Fixes bug #350477. API: add gst_plugin_add_dependency() API: add gst_plugin_add_dependency_simple()
189 lines
6.6 KiB
C
189 lines
6.6 KiB
C
/* GStreamer
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* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
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* 2000 Wim Taymans <wtay@chello.be>
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*
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* gst_private.h: Private header for within libgst
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_PRIVATE_H__
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#define __GST_PRIVATE_H__
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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/* This needs to be before glib.h, since it might be used in inline
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* functions */
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extern const char g_log_domain_gstreamer[];
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#include <glib.h>
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#include <stdlib.h>
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#include <string.h>
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/* Needed for GstRegistry * */
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#include "gstregistry.h"
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#include "gststructure.h"
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/* we need this in pretty much all files */
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#include "gstinfo.h"
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/* for the flags in the GstPluginDep structure below */
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#include "gstplugin.h"
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G_BEGIN_DECLS
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/* used by gstparse.c and grammar.y */
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struct _GstParseContext {
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GList * missing_elements;
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};
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/* used by gstplugin.c and gstregistrybinary.c */
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typedef struct {
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/* details registered via gst_plugin_add_dependency() */
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GstPluginDependencyFlags flags;
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gchar **env_vars;
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gchar **paths;
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gchar **names;
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/* information saved from the last time the plugin was loaded (-1 = unset) */
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guint env_hash; /* hash of content of environment variables in env_vars */
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guint stat_hash; /* hash of stat() on all relevant files and directories */
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} GstPluginDep;
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struct _GstPluginPrivate {
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GList *deps; /* list of GstPluginDep structures */
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};
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gboolean _priv_plugin_deps_env_vars_changed (GstPlugin * plugin);
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gboolean _priv_plugin_deps_files_changed (GstPlugin * plugin);
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gboolean _priv_gst_in_valgrind (void);
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/* Initialize GStreamer private quark storage */
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void _priv_gst_quarks_initialize (void);
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/* Other init functions called from gst_init().
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* FIXME 0.11: rename to _priv_gst_foo_init() so they don't get exported
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* (can't do this now because these functions used to be in our public
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* headers, so at least the symbols need to continue to be available unless
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* we want enterprise edition packagers dancing on our heads) */
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void _gst_buffer_initialize (void);
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void _gst_event_initialize (void);
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void _gst_format_initialize (void);
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void _gst_message_initialize (void);
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void _gst_plugin_initialize (void);
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void _gst_query_initialize (void);
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void _gst_tag_initialize (void);
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void _gst_value_initialize (void);
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/* Private registry functions */
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gboolean _priv_gst_registry_remove_cache_plugins (GstRegistry *registry);
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void _priv_gst_registry_cleanup (void);
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/* used in both gststructure.c and gstcaps.c; numbers are completely made up */
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#define STRUCTURE_ESTIMATED_STRING_LEN(s) (16 + (s)->fields->len * 22)
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gboolean priv_gst_structure_append_to_gstring (const GstStructure * structure,
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GString * s);
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/* registry cache backends */
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/* FIXME 0.11: use priv_ prefix */
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#ifdef USE_BINARY_REGISTRY
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gboolean gst_registry_binary_read_cache (GstRegistry * registry, const char *location);
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gboolean gst_registry_binary_write_cache (GstRegistry * registry, const char *location);
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/* FIXME 0.11: this is in registry.h for backwards compatibility
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#else
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gboolean gst_registry_xml_read_cache (GstRegistry * registry, const char *location);
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gboolean gst_registry_xml_write_cache (GstRegistry * registry, const char *location);
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*/
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#endif
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/*** debugging categories *****************************************************/
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#ifndef GST_DISABLE_GST_DEBUG
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GST_EXPORT GstDebugCategory *GST_CAT_GST_INIT;
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GST_EXPORT GstDebugCategory *GST_CAT_AUTOPLUG;
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GST_EXPORT GstDebugCategory *GST_CAT_AUTOPLUG_ATTEMPT;
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GST_EXPORT GstDebugCategory *GST_CAT_PARENTAGE;
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GST_EXPORT GstDebugCategory *GST_CAT_STATES;
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GST_EXPORT GstDebugCategory *GST_CAT_SCHEDULING;
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GST_EXPORT GstDebugCategory *GST_CAT_BUFFER;
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GST_EXPORT GstDebugCategory *GST_CAT_BUS;
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GST_EXPORT GstDebugCategory *GST_CAT_CAPS;
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GST_EXPORT GstDebugCategory *GST_CAT_CLOCK;
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GST_EXPORT GstDebugCategory *GST_CAT_ELEMENT_PADS;
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GST_EXPORT GstDebugCategory *GST_CAT_PADS;
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GST_EXPORT GstDebugCategory *GST_CAT_PIPELINE;
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GST_EXPORT GstDebugCategory *GST_CAT_PLUGIN_LOADING;
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GST_EXPORT GstDebugCategory *GST_CAT_PLUGIN_INFO;
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GST_EXPORT GstDebugCategory *GST_CAT_PROPERTIES;
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GST_EXPORT GstDebugCategory *GST_CAT_XML;
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GST_EXPORT GstDebugCategory *GST_CAT_NEGOTIATION;
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GST_EXPORT GstDebugCategory *GST_CAT_REFCOUNTING;
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GST_EXPORT GstDebugCategory *GST_CAT_ERROR_SYSTEM;
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GST_EXPORT GstDebugCategory *GST_CAT_EVENT;
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GST_EXPORT GstDebugCategory *GST_CAT_MESSAGE;
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GST_EXPORT GstDebugCategory *GST_CAT_PARAMS;
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GST_EXPORT GstDebugCategory *GST_CAT_CALL_TRACE;
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GST_EXPORT GstDebugCategory *GST_CAT_SIGNAL;
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GST_EXPORT GstDebugCategory *GST_CAT_PROBE;
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GST_EXPORT GstDebugCategory *GST_CAT_REGISTRY;
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GST_EXPORT GstDebugCategory *GST_CAT_QOS;
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GST_EXPORT GstDebugCategory *GST_CAT_TYPES; /* FIXME 0.11: remove? */
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#else
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#define GST_CAT_GST_INIT NULL
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#define GST_CAT_AUTOPLUG NULL
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#define GST_CAT_AUTOPLUG_ATTEMPT NULL
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#define GST_CAT_PARENTAGE NULL
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#define GST_CAT_STATES NULL
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#define GST_CAT_SCHEDULING NULL
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#define GST_CAT_DATAFLOW NULL
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#define GST_CAT_BUFFER NULL
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#define GST_CAT_BUS NULL
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#define GST_CAT_CAPS NULL
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#define GST_CAT_CLOCK NULL
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#define GST_CAT_ELEMENT_PADS NULL
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#define GST_CAT_PADS NULL
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#define GST_CAT_PIPELINE NULL
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#define GST_CAT_PLUGIN_LOADING NULL
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#define GST_CAT_PLUGIN_INFO NULL
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#define GST_CAT_PROPERTIES NULL
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#define GST_CAT_XML NULL
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#define GST_CAT_NEGOTIATION NULL
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#define GST_CAT_REFCOUNTING NULL
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#define GST_CAT_ERROR_SYSTEM NULL
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#define GST_CAT_EVENT NULL
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#define GST_CAT_MESSAGE NULL
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#define GST_CAT_PARAMS NULL
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#define GST_CAT_CALL_TRACE NULL
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#define GST_CAT_SIGNAL NULL
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#define GST_CAT_PROBE NULL
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#define GST_CAT_REGISTRY NULL
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#define GST_CAT_QOS NULL
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#define GST_CAT_TYPES NULL
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#endif
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G_END_DECLS
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#endif /* __GST_PRIVATE_H__ */
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