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Use libxml2 for registry parsing, use staticpadtemplates in elementfactories. Makes gst_init() +/- 10x faster.

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Original commit message from CVS:
* docs/gst/tmpl/gstelementfactory.sgml:
* gst/gstelement.h:
* gst/gstelementfactory.c: (gst_element_factory_init),
(gst_element_factory_cleanup), (gst_element_register),
(__gst_element_factory_add_static_pad_template),
(gst_element_factory_get_static_pad_templates),
(gst_element_factory_can_src_caps),
(gst_element_factory_can_sink_caps):
* gst/registries/Makefile.am:
* gst/registries/gstlibxmlregistry.c: (gst_xml_registry_get_type),
(gst_xml_registry_class_init), (gst_xml_registry_init),
(gst_xml_registry_new), (gst_xml_registry_set_property),
(gst_xml_registry_get_property), (get_time), (make_dir),
(gst_xml_registry_get_perms_func),
(plugin_times_older_than_recurse), (plugin_times_older_than),
(gst_xml_registry_open_func), (gst_xml_registry_load_func),
(gst_xml_registry_save_func), (gst_xml_registry_close_func),
(add_to_char_array), (read_string), (read_uint), (read_enum),
(load_pad_template), (load_feature), (load_plugin), (load_paths),
(gst_xml_registry_load), (gst_xml_registry_load_plugin),
(gst_xml_registry_save_caps), (gst_xml_registry_save_pad_template),
(gst_xml_registry_save_feature), (gst_xml_registry_save_plugin),
(gst_xml_registry_save), (gst_xml_registry_rebuild_recurse),
(gst_xml_registry_rebuild):
* gst/registries/gstlibxmlregistry.h:
* tools/gst-compprep.c: (main):
* tools/gst-inspect.c: (print_pad_templates_info):
* tools/gst-xmlinspect.c: (print_element_info):
Use libxml2 for registry parsing, use staticpadtemplates in
elementfactories. Makes gst_init() +/- 10x faster.
This commit is contained in:
Ronald S. Bultje 2005-04-12 15:00:30 +00:00
parent 499659f65f
commit 560d0ba1de
10 changed files with 1514 additions and 50 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

33
ChangeLog
View file

@ -1,3 +1,36 @@
2005-04-12 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
* docs/gst/tmpl/gstelementfactory.sgml:
* gst/gstelement.h:
* gst/gstelementfactory.c: (gst_element_factory_init),
(gst_element_factory_cleanup), (gst_element_register),
(__gst_element_factory_add_static_pad_template),
(gst_element_factory_get_static_pad_templates),
(gst_element_factory_can_src_caps),
(gst_element_factory_can_sink_caps):
* gst/registries/Makefile.am:
* gst/registries/gstlibxmlregistry.c: (gst_xml_registry_get_type),
(gst_xml_registry_class_init), (gst_xml_registry_init),
(gst_xml_registry_new), (gst_xml_registry_set_property),
(gst_xml_registry_get_property), (get_time), (make_dir),
(gst_xml_registry_get_perms_func),
(plugin_times_older_than_recurse), (plugin_times_older_than),
(gst_xml_registry_open_func), (gst_xml_registry_load_func),
(gst_xml_registry_save_func), (gst_xml_registry_close_func),
(add_to_char_array), (read_string), (read_uint), (read_enum),
(load_pad_template), (load_feature), (load_plugin), (load_paths),
(gst_xml_registry_load), (gst_xml_registry_load_plugin),
(gst_xml_registry_save_caps), (gst_xml_registry_save_pad_template),
(gst_xml_registry_save_feature), (gst_xml_registry_save_plugin),
(gst_xml_registry_save), (gst_xml_registry_rebuild_recurse),
(gst_xml_registry_rebuild):
* gst/registries/gstlibxmlregistry.h:
* tools/gst-compprep.c: (main):
* tools/gst-inspect.c: (print_pad_templates_info):
* tools/gst-xmlinspect.c: (print_element_info):
Use libxml2 for registry parsing, use staticpadtemplates in
elementfactories. Makes gst_init() +/- 10x faster.
2005-04-12 Wim Taymans <wim@fluendo.com>
* gst/base/Makefile.am:

9
docs/gst/tmpl/gstelementfactory.sgml
View file

@ -137,15 +137,6 @@ so that the autopluggers can select a plugin more appropriatly
@Returns:
<!-- ##### FUNCTION gst_element_factory_get_pad_templates ##### -->
<para>
</para>
@factory:
@Returns:
<!-- ##### FUNCTION gst_element_factory_get_uri_type ##### -->
<para>

8
gst/gstelement.h
View file

@ -393,7 +393,7 @@ struct _GstElementFactory {
GstElementDetails details;
GList * padtemplates;
GList * staticpadtemplates;
guint numpadtemplates;
/* URI interface stuff */
@ -425,7 +425,7 @@ G_CONST_RETURN gchar * gst_element_factory_get_klass (GstElementFactory *factor
G_CONST_RETURN gchar * gst_element_factory_get_description (GstElementFactory *factory);
G_CONST_RETURN gchar * gst_element_factory_get_author (GstElementFactory *factory);
guint gst_element_factory_get_num_pad_templates (GstElementFactory *factory);
G_CONST_RETURN GList * gst_element_factory_get_pad_templates (GstElementFactory *factory);
G_CONST_RETURN GList * gst_element_factory_get_static_pad_templates (GstElementFactory *factory);
guint gst_element_factory_get_uri_type (GstElementFactory *factory);
gchar ** gst_element_factory_get_uri_protocols (GstElementFactory *factory);
@ -433,8 +433,8 @@ GstElement* gst_element_factory_create (GstElementFactory *factory,
const gchar *name);
GstElement* gst_element_factory_make (const gchar *factoryname, const gchar *name);
void __gst_element_factory_add_pad_template (GstElementFactory *elementfactory,
GstPadTemplate *templ);
void __gst_element_factory_add_static_pad_template (GstElementFactory *elementfactory,
GstStaticPadTemplate *templ);
void __gst_element_factory_add_interface (GstElementFactory *elementfactory,
const gchar *interfacename);

61
gst/gstelementfactory.c
View file

@ -89,7 +89,7 @@ gst_element_factory_class_init (GstElementFactoryClass * klass)
static void
gst_element_factory_init (GstElementFactory * factory)
{
factory->padtemplates = NULL;
factory->staticpadtemplates = NULL;
factory->numpadtemplates = 0;
factory->uri_type = GST_URI_UNKNOWN;
@ -168,15 +168,23 @@ __gst_element_details_copy (GstElementDetails * dest,
static void
gst_element_factory_cleanup (GstElementFactory * factory)
{
GList *item;
__gst_element_details_clear (&factory->details);
if (factory->type) {
g_type_class_unref (g_type_class_peek (factory->type));
factory->type = 0;
}
g_list_foreach (factory->padtemplates, (GFunc) gst_object_unref, NULL);
g_list_free (factory->padtemplates);
factory->padtemplates = NULL;
for (item = factory->staticpadtemplates; item; item = item->next) {
GstStaticPadTemplate *templ = item->data;
g_free (templ->name_template);
/* FIXME: free caps... */
g_free (templ);
}
g_list_free (factory->staticpadtemplates);
factory->staticpadtemplates = NULL;
factory->numpadtemplates = 0;
factory->uri_type = GST_URI_UNKNOWN;
if (factory->uri_protocols) {
@ -209,6 +217,7 @@ gst_element_register (GstPlugin * plugin, const gchar * name, guint rank,
GType *interfaces;
guint n_interfaces, i;
GstElementClass *klass;
GList *item;
g_return_val_if_fail (name != NULL, FALSE);
g_return_val_if_fail (g_type_is_a (type, GST_TYPE_ELEMENT), FALSE);
@ -232,8 +241,18 @@ gst_element_register (GstPlugin * plugin, const gchar * name, guint rank,
klass = GST_ELEMENT_CLASS (g_type_class_ref (type));
factory->type = type;
__gst_element_details_copy (&factory->details, &klass->details);
factory->padtemplates = g_list_copy (klass->padtemplates);
g_list_foreach (factory->padtemplates, (GFunc) gst_object_ref, NULL);
for (item = klass->padtemplates; item; item = item->next) {
GstPadTemplate *templ = item->data;
GstStaticPadTemplate *newt;
newt = g_new0 (GstStaticPadTemplate, 1);
newt->name_template = g_strdup (templ->name_template);
newt->direction = templ->direction;
newt->presence = templ->presence;
newt->static_caps.string = gst_caps_to_string (templ->caps);
factory->staticpadtemplates =
g_list_append (factory->staticpadtemplates, newt);
}
factory->numpadtemplates = klass->numpadtemplates;
klass->elementfactory = factory;
@ -369,16 +388,14 @@ gst_element_factory_make (const gchar * factoryname, const gchar * name)
}
void
__gst_element_factory_add_pad_template (GstElementFactory * factory,
GstPadTemplate * templ)
__gst_element_factory_add_static_pad_template (GstElementFactory * factory,
GstStaticPadTemplate * templ)
{
g_return_if_fail (factory != NULL);
g_return_if_fail (templ != NULL);
gst_object_ref (GST_OBJECT (templ));
gst_object_sink (GST_OBJECT (templ));
factory->padtemplates = g_list_append (factory->padtemplates, templ);
factory->staticpadtemplates =
g_list_append (factory->staticpadtemplates, templ);
factory->numpadtemplates++;
}
@ -499,7 +516,7 @@ __gst_element_factory_add_interface (GstElementFactory * elementfactory,
}
/**
* gst_element_factory_get_pad_templates:
* gst_element_factory_get_static_pad_templates:
* @factory: a #GstElementFactory
*
* Gets the #GList of padtemplates for this factory.
@ -507,11 +524,11 @@ __gst_element_factory_add_interface (GstElementFactory * elementfactory,
* Returns: the padtemplates
*/
G_CONST_RETURN GList *
gst_element_factory_get_pad_templates (GstElementFactory * factory)
gst_element_factory_get_static_pad_templates (GstElementFactory * factory)
{
g_return_val_if_fail (GST_IS_ELEMENT_FACTORY (factory), NULL);
return factory->padtemplates;
return factory->staticpadtemplates;
}
/**
@ -566,14 +583,14 @@ gst_element_factory_can_src_caps (GstElementFactory * factory,
g_return_val_if_fail (factory != NULL, FALSE);
g_return_val_if_fail (caps != NULL, FALSE);
templates = factory->padtemplates;
templates = factory->staticpadtemplates;
while (templates) {
GstPadTemplate *template = (GstPadTemplate *) templates->data;
GstStaticPadTemplate *template = (GstStaticPadTemplate *) templates->data;
if (template->direction == GST_PAD_SRC) {
if (gst_caps_is_always_compatible (GST_PAD_TEMPLATE_CAPS (template),
caps))
if (gst_caps_is_always_compatible (gst_static_caps_get (&template->
static_caps), caps))
return TRUE;
}
templates = g_list_next (templates);
@ -600,14 +617,14 @@ gst_element_factory_can_sink_caps (GstElementFactory * factory,
g_return_val_if_fail (factory != NULL, FALSE);
g_return_val_if_fail (caps != NULL, FALSE);
templates = factory->padtemplates;
templates = factory->staticpadtemplates;
while (templates) {
GstPadTemplate *template = (GstPadTemplate *) templates->data;
GstStaticPadTemplate *template = (GstStaticPadTemplate *) templates->data;
if (template->direction == GST_PAD_SINK) {
if (gst_caps_is_always_compatible (caps,
GST_PAD_TEMPLATE_CAPS (template)))
gst_static_caps_get (&template->static_caps)))
return TRUE;
}
templates = g_list_next (templates);

10
gst/registries/Makefile.am
View file

@ -1,11 +1,17 @@
noinst_LTLIBRARIES = libgstxmlregistry.la
libgstxmlregistry_la_SOURCES = gstxmlregistry.c
if GST_DISABLE_LOADSAVE
xmlregistry_sources = gstxmlregistry.c
else
xmlregistry_sources = gstlibxmlregistry.c
endif
libgstxmlregistry_la_SOURCES = $(xmlregistry_sources)
libgstxmlregistry_la_CFLAGS = $(GST_LIB_CFLAGS)
libgstxmlregistry_la_LIBADD = $(GST_LIB_LIBS)
noinst_HEADERS = gstxmlregistry.h
noinst_HEADERS = gstxmlregistry.h gstlibxmlregistry.h
check_PROGRAMS = registrytest
registrytest_SOURCES = registrytest.c

1307
gst/registries/gstlibxmlregistry.c Normal file
View file

File diff suppressed because it is too large Load diff

110
gst/registries/gstlibxmlregistry.h Normal file
View file

@ -0,0 +1,110 @@
/* GStreamer
* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
* 2000 Wim Taymans <wtay@chello.be>
*
* gstpluginfeature.h: Header for base GstXMLRegistry
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_XML_REGISTRY_H__
#define __GST_XML_REGISTRY_H__
#include <gst/gstregistry.h>
G_BEGIN_DECLS
#define GST_TYPE_XML_REGISTRY \
(gst_xml_registry_get_type())
#define GST_XML_REGISTRY(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_XML_REGISTRY,GstXMLRegistry))
#define GST_XML_REGISTRY_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_XML_REGISTRY,GstXMLRegistryClass))
#define GST_IS_XML_REGISTRY(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_XML_REGISTRY))
#define GST_IS_XML_REGISTRY_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_XML_REGISTRY))
typedef struct _GstXMLRegistry GstXMLRegistry;
typedef struct _GstXMLRegistryClass GstXMLRegistryClass;
typedef enum {
GST_XML_REGISTRY_NONE,
GST_XML_REGISTRY_TOP,
GST_XML_REGISTRY_PATHS,
GST_XML_REGISTRY_PATH,
GST_XML_REGISTRY_PATHS_DONE,
GST_XML_REGISTRY_PLUGIN,
GST_XML_REGISTRY_FEATURE,
GST_XML_REGISTRY_PADTEMPLATE,
GST_XML_REGISTRY_CAPS,
GST_XML_REGISTRY_STRUCTURE,
GST_XML_REGISTRY_PROPERTIES
} GstXMLRegistryState;
typedef enum {
GST_XML_REGISTRY_READ,
GST_XML_REGISTRY_WRITE
} GstXMLRegistryMode;
typedef void (*GstXMLRegistryGetPerms) (GstXMLRegistry *registry);
typedef gboolean (*GstXMLRegistryParser) (GMarkupParseContext *context,
const gchar *tag,
const gchar *text,
gsize text_len,
GstXMLRegistry *registry,
GError **error);
typedef gboolean (*GstXMLRegistryOpen) (GstXMLRegistry *registry,
GstXMLRegistryMode mode);
typedef gboolean (*GstXMLRegistryLoad) (GstXMLRegistry *registry,
gchar *dest,
gssize *size);
typedef gboolean (*GstXMLRegistrySave) (GstXMLRegistry *registry,
gchar *format,
...);
typedef gboolean (*GstXMLRegistryClose) (GstXMLRegistry *registry);
struct _GstXMLRegistry {
GstRegistry object;
gchar *location;
gboolean open;
FILE *regfile;
};
struct _GstXMLRegistryClass {
GstRegistryClass parent_class;
GstXMLRegistryGetPerms get_perms_func;
GstXMLRegistryOpen open_func;
GstXMLRegistryLoad load_func;
GstXMLRegistrySave save_func;
GstXMLRegistryClose close_func;
};
/* normal GObject stuff */
GType gst_xml_registry_get_type (void);
GstRegistry* gst_xml_registry_new (const gchar *name, const gchar *location);
G_END_DECLS
#endif /* __GST_XML_REGISTRY_H__ */

6
tools/gst-compprep.c
View file

@ -30,7 +30,7 @@ main (int argc, char *argv[])
const GList *pads;
GstElement *element;
GstPad *pad;
GstPadTemplate *padtemplate;
GstStaticPadTemplate *padtemplate;
GParamSpec **property_specs;
guint num_properties, i;
@ -76,9 +76,9 @@ main (int argc, char *argv[])
}
/* write out the padtemplates */
padtemplates = factory->padtemplates;
padtemplates = factory->staticpadtemplates;
while (padtemplates) {
padtemplate = (GstPadTemplate *) (padtemplates->data);
padtemplate = (GstStaticPadTemplate *) (padtemplates->data);
padtemplates = g_list_next (padtemplates);
if (padtemplate->direction == GST_PAD_SRC)

10
tools/gst-inspect.c
View file

@ -455,7 +455,7 @@ print_pad_templates_info (GstElement * element, GstElementFactory * factory)
{
GstElementClass *gstelement_class;
const GList *pads;
GstPadTemplate *padtemplate;
GstStaticPadTemplate *padtemplate;
n_print ("Pad Templates:\n");
if (!factory->numpadtemplates) {
@ -465,9 +465,9 @@ print_pad_templates_info (GstElement * element, GstElementFactory * factory)
gstelement_class = GST_ELEMENT_CLASS (G_OBJECT_GET_CLASS (element));
pads = factory->padtemplates;
pads = factory->staticpadtemplates;
while (pads) {
padtemplate = (GstPadTemplate *) (pads->data);
padtemplate = (GstStaticPadTemplate *) (pads->data);
pads = g_list_next (pads);
if (padtemplate->direction == GST_PAD_SRC)
@ -488,9 +488,9 @@ print_pad_templates_info (GstElement * element, GstElementFactory * factory)
} else
n_print (" Availability: UNKNOWN!!!\n");
if (padtemplate->caps) {
if (padtemplate->static_caps.string) {
n_print (" Capabilities:\n");
print_caps (padtemplate->caps, " ");
print_caps (gst_static_caps_get (&padtemplate->static_caps), " ");
}
n_print ("\n");

10
tools/gst-xmlinspect.c
View file

@ -471,7 +471,7 @@ print_element_info (GstElementFactory * factory)
GList *pads;
GstPad *pad;
GstRealPad *realpad;
GstPadTemplate *padtemplate;
GstStaticPadTemplate *padtemplate;
gint maxlevel = 0;
element = gst_element_factory_create (factory, "element");
@ -496,9 +496,9 @@ print_element_info (GstElementFactory * factory)
PUT_START_TAG (1, "pad-templates");
if (factory->numpadtemplates) {
pads = factory->padtemplates;
pads = factory->staticpadtemplates;
while (pads) {
padtemplate = (GstPadTemplate *) (pads->data);
padtemplate = (GstStaticPadTemplate *) (pads->data);
pads = g_list_next (pads);
PUT_START_TAG (2, "pad-template");
@ -522,8 +522,8 @@ print_element_info (GstElementFactory * factory)
} else
PUT_ESCAPED (3, "presence", "unknown");
if (padtemplate->caps) {
print_caps (padtemplate->caps, 3);
if (padtemplate->static_caps.string) {
print_caps (gst_static_caps_get (&padtemplate->static_caps), 3);
}
PUT_END_TAG (2, "pad-template");
}