2 * Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
3 * 2000 Wim Taymans <wtay@chello.be>
4 * 2004 Thomas Vander Stichele <thomas@apestaart.org>
6 * gst-inspect.c: tool to inspect the GStreamer registry
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Library General Public
10 * License as published by the Free Software Foundation; either
11 * version 2 of the License, or (at your option) any later version.
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Library General Public License for more details.
18 * You should have received a copy of the GNU Library General Public
19 * License along with this library; if not, write to the
20 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
21 * Boston, MA 02111-1307, USA.
28 #include <gst/controller/gstcontroller.h>
34 #include <glib/gprintf.h>
36 static char *_name = NULL;
38 static int print_element_info (GstElementFactory * factory,
39 gboolean print_names);
42 n_print (const char *format, ...)
47 g_print ("%s", _name);
49 va_start (args, format);
50 g_vprintf (format, args);
55 print_field (GQuark field, const GValue * value, gpointer pfx)
57 gchar *str = gst_value_serialize (value);
59 n_print ("%s %15s: %s\n", (gchar *) pfx, g_quark_to_string (field), str);
65 print_caps (const GstCaps * caps, const gchar * pfx)
69 g_return_if_fail (caps != NULL);
71 if (gst_caps_is_any (caps)) {
72 n_print ("%sANY\n", pfx);
75 if (gst_caps_is_empty (caps)) {
76 n_print ("%sEMPTY\n", pfx);
80 for (i = 0; i < gst_caps_get_size (caps); i++) {
81 GstStructure *structure = gst_caps_get_structure (caps, i);
83 n_print ("%s%s\n", pfx, gst_structure_get_name (structure));
84 gst_structure_foreach (structure, print_field, (gpointer) pfx);
90 print_formats (const GstFormat * formats)
92 while (formats && *formats) {
93 const GstFormatDefinition *definition;
95 definition = gst_format_get_details (*formats);
97 n_print ("\t\t(%d):\t%s (%s)\n", *formats,
98 definition->nick, definition->description);
100 n_print ("\t\t(%d):\tUnknown format\n", *formats);
108 print_query_types (const GstQueryType * types)
110 while (types && *types) {
111 const GstQueryTypeDefinition *definition;
113 definition = gst_query_type_get_details (*types);
115 n_print ("\t\t(%d):\t%s (%s)\n", *types,
116 definition->nick, definition->description);
118 n_print ("\t\t(%d):\tUnknown query format\n", *types);
126 print_event_masks (const GstEventMask * masks)
131 GFlagsClass *flags_class = NULL;
133 event_type = gst_event_type_get_type ();
134 klass = (GEnumClass *) g_type_class_ref (event_type);
136 while (masks && masks->type) {
138 gint flags = 0, index = 0;
140 switch (masks->type) {
142 flags = masks->flags;
143 event_flags = gst_seek_type_get_type ();
144 flags_class = (GFlagsClass *) g_type_class_ref (event_flags);
150 value = g_enum_get_value (klass, masks->type);
151 g_print ("\t\t%s ", value->value_nick);
157 value = g_flags_get_first_value (flags_class, 1 << index);
160 g_print ("| %s ", value->value_nick);
175 get_rank_name (gint rank)
180 case GST_RANK_MARGINAL:
182 case GST_RANK_SECONDARY:
184 case GST_RANK_PRIMARY:
192 print_factory_details_info (GstElementFactory * factory)
194 n_print ("Factory Details:\n");
195 n_print (" Long name:\t%s\n", factory->details.longname);
196 n_print (" Class:\t%s\n", factory->details.klass);
197 n_print (" Description:\t%s\n", factory->details.description);
198 n_print (" Author(s):\t%s\n", factory->details.author);
199 n_print (" Rank:\t\t%s (%d)\n",
200 get_rank_name (GST_PLUGIN_FEATURE (factory)->rank),
201 GST_PLUGIN_FEATURE (factory)->rank);
206 print_hierarchy (GType type, gint level, gint * maxlevel)
211 parent = g_type_parent (type);
213 *maxlevel = *maxlevel + 1;
217 print_hierarchy (parent, level, maxlevel);
220 g_print ("%s", _name);
222 for (i = 1; i < *maxlevel - level; i++)
224 if (*maxlevel - level)
227 g_print ("%s\n", g_type_name (type));
234 print_interfaces (GType type)
237 GType *iface, *ifaces = g_type_interfaces (type, &n_ifaces);
242 g_print ("%s", _name);
243 g_print (_("Implemented Interfaces:\n"));
247 g_print ("%s", _name);
248 g_print (" %s\n", g_type_name (*iface));
252 g_print ("%s", _name);
260 flags_to_string (GFlagsValue * vals, guint flags)
265 /* first look for an exact match and count the number of values */
266 for (i = 0; vals[i].value_name != NULL; ++i) {
267 if (vals[i].value == flags)
268 return g_strdup (vals[i].value_nick);
271 s = g_string_new (NULL);
273 /* we assume the values are sorted from lowest to highest value */
277 if (vals[i].value != 0 && (flags_left & vals[i].value) == vals[i].value) {
279 g_string_append (s, " | ");
280 g_string_append (s, vals[i].value_nick);
281 flags_left -= vals[i].value;
288 g_string_assign (s, "(none)");
290 return g_string_free (s, FALSE);
294 print_element_properties_info (GstElement * element)
296 GParamSpec **property_specs;
297 guint num_properties, i;
301 property_specs = g_object_class_list_properties
302 (G_OBJECT_GET_CLASS (element), &num_properties);
304 n_print ("Element Properties:\n");
306 for (i = 0; i < num_properties; i++) {
307 GValue value = { 0, };
308 GParamSpec *param = property_specs[i];
312 g_value_init (&value, param->value_type);
314 n_print (" %-20s: %s\n", g_param_spec_get_name (param),
315 g_param_spec_get_blurb (param));
318 n_print ("%-23.23s flags: ", "");
319 if (param->flags & G_PARAM_READABLE) {
320 g_object_get_property (G_OBJECT (element), param->name, &value);
326 g_print (_("readable"));
328 if (param->flags & G_PARAM_WRITABLE) {
333 g_print (_("writable"));
335 if (param->flags & GST_PARAM_CONTROLLABLE) {
338 g_print (_("controllable"));
342 switch (G_VALUE_TYPE (&value)) {
345 GParamSpecString *pstring = G_PARAM_SPEC_STRING (param);
347 n_print ("%-23.23s String. ", "");
349 if (pstring->default_value == NULL)
350 g_print ("Default: null ");
352 g_print ("Default: \"%s\" ", pstring->default_value);
355 const char *string_val = g_value_get_string (&value);
357 if (string_val == NULL)
358 g_print ("Current: null");
360 g_print ("Current: \"%s\"", string_val);
366 GParamSpecBoolean *pboolean = G_PARAM_SPEC_BOOLEAN (param);
368 n_print ("%-23.23s Boolean. ", "");
369 g_print ("Default: %s ", (pboolean->default_value ? "true" : "false"));
371 g_print ("Current: %s",
372 (g_value_get_boolean (&value) ? "true" : "false"));
377 GParamSpecULong *pulong = G_PARAM_SPEC_ULONG (param);
379 n_print ("%-23.23s Unsigned Long. ", "");
380 g_print ("Range: %lu - %lu Default: %lu ",
381 pulong->minimum, pulong->maximum, pulong->default_value);
383 g_print ("Current: %lu", g_value_get_ulong (&value));
388 GParamSpecLong *plong = G_PARAM_SPEC_LONG (param);
390 n_print ("%-23.23s Long. ", "");
391 g_print ("Range: %ld - %ld Default: %ld ",
392 plong->minimum, plong->maximum, plong->default_value);
394 g_print ("Current: %ld", g_value_get_long (&value));
399 GParamSpecUInt *puint = G_PARAM_SPEC_UINT (param);
401 n_print ("%-23.23s Unsigned Integer. ", "");
402 g_print ("Range: %u - %u Default: %u ",
403 puint->minimum, puint->maximum, puint->default_value);
405 g_print ("Current: %u", g_value_get_uint (&value));
410 GParamSpecInt *pint = G_PARAM_SPEC_INT (param);
412 n_print ("%-23.23s Integer. ", "");
413 g_print ("Range: %d - %d Default: %d ",
414 pint->minimum, pint->maximum, pint->default_value);
416 g_print ("Current: %d", g_value_get_int (&value));
421 GParamSpecUInt64 *puint64 = G_PARAM_SPEC_UINT64 (param);
423 n_print ("%-23.23s Unsigned Integer64. ", "");
424 g_print ("Range: %" G_GUINT64_FORMAT " - %" G_GUINT64_FORMAT
425 " Default: %" G_GUINT64_FORMAT " ",
426 puint64->minimum, puint64->maximum, puint64->default_value);
428 g_print ("Current: %" G_GUINT64_FORMAT, g_value_get_uint64 (&value));
433 GParamSpecInt64 *pint64 = G_PARAM_SPEC_INT64 (param);
435 n_print ("%-23.23s Integer64. ", "");
436 g_print ("Range: %" G_GINT64_FORMAT " - %" G_GINT64_FORMAT
437 " Default: %" G_GINT64_FORMAT " ",
438 pint64->minimum, pint64->maximum, pint64->default_value);
440 g_print ("Current: %" G_GINT64_FORMAT, g_value_get_int64 (&value));
445 GParamSpecFloat *pfloat = G_PARAM_SPEC_FLOAT (param);
447 n_print ("%-23.23s Float. ", "");
448 g_print ("Range: %15.7g - %15.7g Default: %15.7g ",
449 pfloat->minimum, pfloat->maximum, pfloat->default_value);
451 g_print ("Current: %15.7g", g_value_get_float (&value));
456 GParamSpecDouble *pdouble = G_PARAM_SPEC_DOUBLE (param);
458 n_print ("%-23.23s Double. ", "");
459 g_print ("Range: %15.7g - %15.7g Default: %15.7g ",
460 pdouble->minimum, pdouble->maximum, pdouble->default_value);
462 g_print ("Current: %15.7g", g_value_get_double (&value));
466 if (param->value_type == GST_TYPE_CAPS) {
467 const GstCaps *caps = gst_value_get_caps (&value);
470 n_print ("%-23.23s Caps (NULL)", "");
472 print_caps (caps, " ");
474 } else if (G_IS_PARAM_SPEC_ENUM (param)) {
475 GParamSpecEnum *penum = G_PARAM_SPEC_ENUM (param);
479 const gchar *def_val_nick = "", *cur_val_nick = "";
481 values = G_ENUM_CLASS (g_type_class_ref (param->value_type))->values;
482 enum_value = g_value_get_enum (&value);
484 while (values[j].value_name) {
485 if (values[j].value == enum_value)
486 cur_val_nick = values[j].value_nick;
487 if (values[j].value == penum->default_value)
488 def_val_nick = values[j].value_nick;
493 ("%-23.23s Enum \"%s\" Default: %d, \"%s\" Current: %d, \"%s\"",
494 "", g_type_name (G_VALUE_TYPE (&value)), penum->default_value,
495 def_val_nick, enum_value, cur_val_nick);
498 while (values[j].value_name) {
501 g_print ("%s", _name);
502 g_print ("%-23.23s (%d): %-16s - %s", "",
503 values[j].value, values[j].value_nick, values[j].value_name);
506 /* g_type_class_unref (ec); */
507 } else if (G_IS_PARAM_SPEC_FLAGS (param)) {
508 GParamSpecFlags *pflags = G_PARAM_SPEC_FLAGS (param);
512 vals = pflags->flags_class->values;
514 cur = flags_to_string (vals, g_value_get_flags (&value));
515 def = flags_to_string (vals, pflags->default_value);
518 ("%-23.23s Flags \"%s\" Default: 0x%08x, \"%s\" Current: 0x%08x, \"%s\"",
519 "", g_type_name (G_VALUE_TYPE (&value)), pflags->default_value,
520 def, g_value_get_flags (&value), cur);
522 while (vals[0].value_name) {
525 g_print ("%s", _name);
526 g_print ("%-23.23s (0x%08x): %-16s - %s", "",
527 vals[0].value, vals[0].value_nick, vals[0].value_name);
533 } else if (G_IS_PARAM_SPEC_OBJECT (param)) {
534 n_print ("%-23.23s Object of type \"%s\"", "",
535 g_type_name (param->value_type));
536 } else if (G_IS_PARAM_SPEC_BOXED (param)) {
537 n_print ("%-23.23s Boxed pointer of type \"%s\"", "",
538 g_type_name (param->value_type));
539 } else if (G_IS_PARAM_SPEC_POINTER (param)) {
540 if (param->value_type != G_TYPE_POINTER) {
541 n_print ("%-23.23s Pointer of type \"%s\".", "",
542 g_type_name (param->value_type));
544 n_print ("%-23.23s Pointer.", "");
546 } else if (param->value_type == G_TYPE_VALUE_ARRAY) {
547 GParamSpecValueArray *pvarray = G_PARAM_SPEC_VALUE_ARRAY (param);
549 if (pvarray->element_spec) {
550 n_print ("%-23.23s Array of GValues of type \"%s\"", "",
551 g_type_name (pvarray->element_spec->value_type));
553 n_print ("%-23.23s Array of GValues", "");
555 } else if (GST_IS_PARAM_SPEC_FRACTION (param)) {
556 GstParamSpecFraction *pfraction = GST_PARAM_SPEC_FRACTION (param);
558 n_print ("%-23.23s Fraction. ", "");
560 g_print ("Range: %d/%d - %d/%d Default: %d/%d ",
561 pfraction->min_num, pfraction->min_den,
562 pfraction->max_num, pfraction->max_den,
563 pfraction->def_num, pfraction->def_den);
565 g_print ("Current: %d/%d",
566 gst_value_get_fraction_numerator (&value),
567 gst_value_get_fraction_denominator (&value));
569 } else if (GST_IS_PARAM_SPEC_MINI_OBJECT (param)) {
570 n_print ("%-23.23s MiniObject of type \"%s\"", "",
571 g_type_name (param->value_type));
573 n_print ("%-23.23s Unknown type %ld \"%s\"", "", param->value_type,
574 g_type_name (param->value_type));
579 g_print (" Write only\n");
583 g_value_reset (&value);
585 if (num_properties == 0)
588 g_free (property_specs);
592 print_pad_templates_info (GstElement * element, GstElementFactory * factory)
594 GstElementClass *gstelement_class;
596 GstStaticPadTemplate *padtemplate;
598 n_print ("Pad Templates:\n");
599 if (!factory->numpadtemplates) {
604 gstelement_class = GST_ELEMENT_CLASS (G_OBJECT_GET_CLASS (element));
606 pads = factory->staticpadtemplates;
608 padtemplate = (GstStaticPadTemplate *) (pads->data);
609 pads = g_list_next (pads);
611 if (padtemplate->direction == GST_PAD_SRC)
612 n_print (" SRC template: '%s'\n", padtemplate->name_template);
613 else if (padtemplate->direction == GST_PAD_SINK)
614 n_print (" SINK template: '%s'\n", padtemplate->name_template);
616 n_print (" UNKNOWN!!! template: '%s'\n", padtemplate->name_template);
618 if (padtemplate->presence == GST_PAD_ALWAYS)
619 n_print (" Availability: Always\n");
620 else if (padtemplate->presence == GST_PAD_SOMETIMES)
621 n_print (" Availability: Sometimes\n");
622 else if (padtemplate->presence == GST_PAD_REQUEST) {
623 n_print (" Availability: On request\n");
624 n_print (" Has request_new_pad() function: %s\n",
625 GST_DEBUG_FUNCPTR_NAME (gstelement_class->request_new_pad));
627 n_print (" Availability: UNKNOWN!!!\n");
629 if (padtemplate->static_caps.string) {
630 n_print (" Capabilities:\n");
631 print_caps (gst_static_caps_get (&padtemplate->static_caps), " ");
639 print_element_flag_info (GstElement * element)
641 gboolean have_flags = FALSE;
644 n_print ("Element Flags:\n");
647 n_print (" no flags set\n");
649 if (GST_IS_BIN (element)) {
651 n_print ("Bin Flags:\n");
653 n_print (" no flags set\n");
658 print_implementation_info (GstElement * element)
660 GstObjectClass *gstobject_class;
661 GstElementClass *gstelement_class;
663 gstobject_class = GST_OBJECT_CLASS (G_OBJECT_GET_CLASS (element));
664 gstelement_class = GST_ELEMENT_CLASS (G_OBJECT_GET_CLASS (element));
667 n_print ("Element Implementation:\n");
669 n_print (" Has change_state() function: %s\n",
670 GST_DEBUG_FUNCPTR_NAME (gstelement_class->change_state));
671 #ifndef GST_DISABLE_LOADSAVE
672 n_print (" Has custom save_thyself() function: %s\n",
673 GST_DEBUG_FUNCPTR_NAME (gstobject_class->save_thyself));
674 n_print (" Has custom restore_thyself() function: %s\n",
675 GST_DEBUG_FUNCPTR_NAME (gstobject_class->restore_thyself));
680 print_clocking_info (GstElement * element)
682 if (!gst_element_requires_clock (element) &&
683 !(gst_element_provides_clock (element) &&
684 gst_element_get_clock (element))) {
686 n_print ("Element has no clocking capabilities.");
691 n_print ("Clocking Interaction:\n");
692 if (gst_element_requires_clock (element)) {
693 n_print (" element requires a clock\n");
696 if (gst_element_provides_clock (element)) {
699 clock = gst_element_get_clock (element);
701 n_print (" element provides a clock: %s\n", GST_OBJECT_NAME (clock));
703 n_print (" element is supposed to provide a clock but returned NULL\n");
708 print_index_info (GstElement * element)
710 if (gst_element_is_indexable (element)) {
712 n_print ("Indexing capabilities:\n");
713 n_print (" element can do indexing\n");
716 n_print ("Element has no indexing capabilities.\n");
721 print_uri_handler_info (GstElement * element)
723 if (GST_IS_URI_HANDLER (element)) {
724 const gchar *uri_type;
725 gchar **uri_protocols;
727 if (gst_uri_handler_get_uri_type (GST_URI_HANDLER (element)) == GST_URI_SRC)
729 else if (gst_uri_handler_get_uri_type (GST_URI_HANDLER (element)) ==
733 uri_type = "unknown";
735 uri_protocols = gst_uri_handler_get_protocols (GST_URI_HANDLER (element));
738 n_print ("URI handling capabilities:\n");
739 n_print (" Element can act as %s.\n", uri_type);
741 if (uri_protocols && *uri_protocols) {
742 n_print (" Supported URI protocols:\n");
743 for (; *uri_protocols != NULL; uri_protocols++)
744 n_print (" %s\n", *uri_protocols);
746 n_print (" No supported URI protocols\n");
749 n_print ("Element has no URI handling capabilities.\n");
754 print_pad_info (GstElement * element)
762 if (!element->numpads) {
767 pads = element->pads;
771 pad = GST_PAD (pads->data);
772 pads = g_list_next (pads);
776 name = gst_pad_get_name (pad);
777 if (gst_pad_get_direction (pad) == GST_PAD_SRC)
778 g_print (" SRC: '%s'", name);
779 else if (gst_pad_get_direction (pad) == GST_PAD_SINK)
780 g_print (" SINK: '%s'", name);
782 g_print (" UNKNOWN!!!: '%s'", name);
788 n_print (" Implementation:\n");
790 n_print (" Has chainfunc(): %s\n",
791 GST_DEBUG_FUNCPTR_NAME (pad->chainfunc));
792 if (pad->getrangefunc)
793 n_print (" Has getrangefunc(): %s\n",
794 GST_DEBUG_FUNCPTR_NAME (pad->getrangefunc));
795 if (pad->eventfunc != gst_pad_event_default)
796 n_print (" Has custom eventfunc(): %s\n",
797 GST_DEBUG_FUNCPTR_NAME (pad->eventfunc));
798 if (pad->queryfunc != gst_pad_query_default)
799 n_print (" Has custom queryfunc(): %s\n",
800 GST_DEBUG_FUNCPTR_NAME (pad->queryfunc));
801 if (pad->querytypefunc != gst_pad_get_query_types_default) {
802 n_print (" Provides query types:\n");
803 print_query_types (gst_pad_get_query_types (pad));
806 if (pad->iterintlinkfunc != gst_pad_iterate_internal_links_default)
807 n_print (" Has custom iterintlinkfunc(): %s\n",
808 GST_DEBUG_FUNCPTR_NAME (pad->iterintlinkfunc));
810 if (pad->bufferallocfunc)
811 n_print (" Has bufferallocfunc(): %s\n",
812 GST_DEBUG_FUNCPTR_NAME (pad->bufferallocfunc));
814 if (pad->padtemplate)
815 n_print (" Pad Template: '%s'\n", pad->padtemplate->name_template);
818 n_print (" Capabilities:\n");
819 print_caps (pad->caps, " ");
826 compare_signal_names (GSignalQuery * a, GSignalQuery * b)
828 return strcmp (a->signal_name, b->signal_name);
833 print_signal_info (GstElement * element)
835 /* Signals/Actions Block */
839 GSignalQuery *query = NULL;
841 GSList *found_signals, *l;
843 for (k = 0; k < 2; k++) {
844 found_signals = NULL;
845 for (type = G_OBJECT_TYPE (element); type; type = g_type_parent (type)) {
846 if (type == GST_TYPE_ELEMENT || type == GST_TYPE_OBJECT)
849 if (type == GST_TYPE_BIN && G_OBJECT_TYPE (element) != GST_TYPE_BIN)
852 signals = g_signal_list_ids (type, &nsignals);
853 for (i = 0; i < nsignals; i++) {
854 query = g_new0 (GSignalQuery, 1);
855 g_signal_query (signals[i], query);
857 if ((k == 0 && !(query->signal_flags & G_SIGNAL_ACTION)) ||
858 (k == 1 && (query->signal_flags & G_SIGNAL_ACTION)))
859 found_signals = g_slist_append (found_signals, query);
870 n_print ("Element Signals:\n");
872 n_print ("Element Actions:\n");
877 for (l = found_signals; l; l = l->next) {
881 query = (GSignalQuery *) l->data;
882 indent_len = strlen (query->signal_name) +
883 strlen (g_type_name (query->return_type)) + 24;
885 indent = g_new0 (gchar, indent_len + 1);
886 memset (indent, ' ', indent_len);
888 n_print (" \"%s\" : %s user_function (%s* object",
890 g_type_name (query->return_type), g_type_name (type));
892 for (j = 0; j < query->n_params; j++) {
894 g_print ("%s", _name);
895 if (G_TYPE_IS_FUNDAMENTAL (query->param_types[j])) {
896 g_print (",\n%s%s arg%d", indent,
897 g_type_name (query->param_types[j]), j);
898 } else if (G_TYPE_IS_ENUM (query->param_types[j])) {
899 g_print (",\n%s%s arg%d", indent,
900 g_type_name (query->param_types[j]), j);
902 g_print (",\n%s%s* arg%d", indent,
903 g_type_name (query->param_types[j]), j);
909 g_print ("%s", _name);
910 g_print (",\n%sgpointer user_data);\n", indent);
918 g_slist_foreach (found_signals, (GFunc) g_free, NULL);
919 g_slist_free (found_signals);
925 print_children_info (GstElement * element)
929 if (!GST_IS_BIN (element))
932 children = (GList *) GST_BIN (element)->children;
935 g_print ("Children:\n");
939 n_print (" %s\n", GST_ELEMENT_NAME (GST_ELEMENT (children->data)));
940 children = g_list_next (children);
947 GList *plugins, *cur;
950 g_print ("%s\n", _("Blacklisted files:"));
952 plugins = gst_default_registry_get_plugin_list ();
953 for (cur = plugins; cur != NULL; cur = g_list_next (cur)) {
954 GstPlugin *plugin = (GstPlugin *) (cur->data);
955 if (plugin->flags & GST_PLUGIN_FLAG_BLACKLISTED) {
956 g_print (" %s\n", plugin->desc.name);
962 g_print (_("Total count: "));
963 g_print (ngettext ("%d blacklisted file", "%d blacklisted files", count),
966 gst_plugin_list_free (plugins);
970 print_element_list (gboolean print_all)
972 int plugincount = 0, featurecount = 0, blacklistcount = 0;
973 GList *plugins, *orig_plugins;
975 orig_plugins = plugins = gst_default_registry_get_plugin_list ();
977 GList *features, *orig_features;
980 plugin = (GstPlugin *) (plugins->data);
981 plugins = g_list_next (plugins);
984 if (plugin->flags & GST_PLUGIN_FLAG_BLACKLISTED) {
989 orig_features = features =
990 gst_registry_get_feature_list_by_plugin (gst_registry_get_default (),
993 GstPluginFeature *feature;
995 if (G_UNLIKELY (features->data == NULL))
997 feature = GST_PLUGIN_FEATURE (features->data);
1000 if (GST_IS_ELEMENT_FACTORY (feature)) {
1001 GstElementFactory *factory;
1003 factory = GST_ELEMENT_FACTORY (feature);
1005 print_element_info (factory, TRUE);
1007 g_print ("%s: %s: %s\n", plugin->desc.name,
1008 GST_PLUGIN_FEATURE_NAME (factory),
1009 gst_element_factory_get_longname (factory));
1010 } else if (GST_IS_INDEX_FACTORY (feature)) {
1011 GstIndexFactory *factory;
1013 factory = GST_INDEX_FACTORY (feature);
1015 g_print ("%s: %s: %s\n", plugin->desc.name,
1016 GST_PLUGIN_FEATURE_NAME (factory), factory->longdesc);
1017 } else if (GST_IS_TYPE_FIND_FACTORY (feature)) {
1018 GstTypeFindFactory *factory;
1020 factory = GST_TYPE_FIND_FACTORY (feature);
1022 g_print ("%s: %s: ", plugin->desc.name,
1023 gst_plugin_feature_get_name (feature));
1024 if (factory->extensions) {
1027 while (factory->extensions[i]) {
1029 g_print ("%s%s", i > 0 ? ", " : "", factory->extensions[i]);
1036 g_print ("no extensions\n");
1040 n_print ("%s: %s (%s)\n", plugin->desc.name,
1041 GST_PLUGIN_FEATURE_NAME (feature),
1042 g_type_name (G_OBJECT_TYPE (feature)));
1046 features = g_list_next (features);
1049 gst_plugin_feature_list_free (orig_features);
1052 gst_plugin_list_free (orig_plugins);
1055 g_print (_("Total count: "));
1056 g_print (ngettext ("%d plugin", "%d plugins", plugincount), plugincount);
1057 if (blacklistcount) {
1059 g_print (ngettext ("%d blacklist entry", "%d blacklist entries",
1060 blacklistcount), blacklistcount);
1061 g_print (" not shown)");
1064 g_print (ngettext ("%d feature", "%d features", featurecount), featurecount);
1069 print_all_uri_handlers (void)
1071 GList *plugins, *p, *features, *f;
1073 plugins = gst_default_registry_get_plugin_list ();
1075 for (p = plugins; p; p = p->next) {
1076 GstPlugin *plugin = (GstPlugin *) (p->data);
1079 gst_registry_get_feature_list_by_plugin (gst_registry_get_default (),
1082 for (f = features; f; f = f->next) {
1083 GstPluginFeature *feature = GST_PLUGIN_FEATURE (f->data);
1085 if (GST_IS_ELEMENT_FACTORY (feature)) {
1086 GstElementFactory *factory;
1087 GstElement *element;
1089 factory = GST_ELEMENT_FACTORY (gst_plugin_feature_load (feature));
1091 g_print ("element plugin %s couldn't be loaded\n", plugin->desc.name);
1095 element = gst_element_factory_create (factory, NULL);
1097 g_print ("couldn't construct element for %s for some reason\n",
1098 GST_OBJECT_NAME (factory));
1099 gst_object_unref (factory);
1103 if (GST_IS_URI_HANDLER (element)) {
1105 gchar **uri_protocols, *joined;
1107 switch (gst_uri_handler_get_uri_type (GST_URI_HANDLER (element))) {
1120 gst_uri_handler_get_protocols (GST_URI_HANDLER (element));
1121 joined = g_strjoinv (", ", uri_protocols);
1123 g_print ("%s (%s, rank %u): %s\n", GST_OBJECT_NAME (factory), dir,
1124 gst_plugin_feature_get_rank (GST_PLUGIN_FEATURE (factory)),
1128 //g_strfreev (uri_protocols);
1131 gst_object_unref (element);
1132 gst_object_unref (factory);
1136 gst_plugin_feature_list_free (features);
1139 gst_plugin_list_free (plugins);
1143 print_plugin_info (GstPlugin * plugin)
1145 n_print ("Plugin Details:\n");
1146 n_print (" Name:\t\t\t%s\n", plugin->desc.name);
1147 n_print (" Description:\t\t%s\n", plugin->desc.description);
1148 n_print (" Filename:\t\t%s\n",
1149 plugin->filename ? plugin->filename : "(null)");
1150 n_print (" Version:\t\t%s\n", plugin->desc.version);
1151 n_print (" License:\t\t%s\n", plugin->desc.license);
1152 n_print (" Source module:\t%s\n", plugin->desc.source);
1153 n_print (" Binary package:\t%s\n", plugin->desc.package);
1154 n_print (" Origin URL:\t\t%s\n", plugin->desc.origin);
1159 print_plugin_features (GstPlugin * plugin)
1162 gint num_features = 0;
1163 gint num_elements = 0;
1164 gint num_typefinders = 0;
1165 gint num_indexes = 0;
1169 gst_registry_get_feature_list_by_plugin (gst_registry_get_default (),
1173 GstPluginFeature *feature;
1175 feature = GST_PLUGIN_FEATURE (features->data);
1177 if (GST_IS_ELEMENT_FACTORY (feature)) {
1178 GstElementFactory *factory;
1180 factory = GST_ELEMENT_FACTORY (feature);
1181 n_print (" %s: %s\n", GST_PLUGIN_FEATURE_NAME (factory),
1182 gst_element_factory_get_longname (factory));
1184 } else if (GST_IS_INDEX_FACTORY (feature)) {
1185 GstIndexFactory *factory;
1187 factory = GST_INDEX_FACTORY (feature);
1188 n_print (" %s: %s\n", GST_OBJECT_NAME (factory), factory->longdesc);
1190 } else if (GST_IS_TYPE_FIND_FACTORY (feature)) {
1191 GstTypeFindFactory *factory;
1193 factory = GST_TYPE_FIND_FACTORY (feature);
1194 if (factory->extensions) {
1197 g_print ("%s: %s: ", plugin->desc.name,
1198 gst_plugin_feature_get_name (feature));
1199 while (factory->extensions[i]) {
1200 g_print ("%s%s", i > 0 ? ", " : "", factory->extensions[i]);
1205 g_print ("%s: %s: no extensions\n", plugin->desc.name,
1206 gst_plugin_feature_get_name (feature));
1209 } else if (feature) {
1210 n_print (" %s (%s)\n", gst_object_get_name (GST_OBJECT (feature)),
1211 g_type_name (G_OBJECT_TYPE (feature)));
1215 features = g_list_next (features);
1218 n_print (" %d features:\n", num_features);
1219 if (num_elements > 0)
1220 n_print (" +-- %d elements\n", num_elements);
1221 if (num_typefinders > 0)
1222 n_print (" +-- %d typefinders\n", num_typefinders);
1223 if (num_indexes > 0)
1224 n_print (" +-- %d indexes\n", num_indexes);
1226 n_print (" +-- %d other objects\n", num_other);
1232 print_element_features (const gchar * element_name)
1234 GstPluginFeature *feature;
1236 /* FIXME implement other pretty print function for these */
1237 feature = gst_default_registry_find_feature (element_name,
1238 GST_TYPE_INDEX_FACTORY);
1240 n_print ("%s: an index\n", element_name);
1243 feature = gst_default_registry_find_feature (element_name,
1244 GST_TYPE_TYPE_FIND_FACTORY);
1246 n_print ("%s: a typefind function\n", element_name);
1254 print_element_info (GstElementFactory * factory, gboolean print_names)
1256 GstElement *element;
1260 GST_ELEMENT_FACTORY (gst_plugin_feature_load (GST_PLUGIN_FEATURE
1264 g_print ("element plugin couldn't be loaded\n");
1268 element = gst_element_factory_create (factory, NULL);
1270 g_print ("couldn't construct element for some reason\n");
1275 _name = g_strdup_printf ("%s: ", GST_PLUGIN_FEATURE (factory)->name);
1279 print_factory_details_info (factory);
1280 if (GST_PLUGIN_FEATURE (factory)->plugin_name) {
1283 plugin = gst_registry_find_plugin (gst_registry_get_default (),
1284 GST_PLUGIN_FEATURE (factory)->plugin_name);
1286 print_plugin_info (plugin);
1290 print_hierarchy (G_OBJECT_TYPE (element), 0, &maxlevel);
1291 print_interfaces (G_OBJECT_TYPE (element));
1293 print_pad_templates_info (element, factory);
1294 print_element_flag_info (element);
1295 print_implementation_info (element);
1296 print_clocking_info (element);
1297 print_index_info (element);
1298 print_uri_handler_info (element);
1299 print_pad_info (element);
1300 print_element_properties_info (element);
1301 print_signal_info (element);
1302 print_children_info (element);
1304 gst_object_unref (element);
1305 gst_object_unref (factory);
1313 print_plugin_automatic_install_info_codecs (GstElementFactory * factory)
1315 GstPadDirection direction;
1316 const gchar *type_name;
1318 const GList *static_templates, *l;
1319 GstCaps *caps = NULL;
1322 klass = gst_element_factory_get_klass (factory);
1323 g_return_if_fail (klass != NULL);
1325 if (strstr (klass, "Demuxer") ||
1326 strstr (klass, "Decoder") ||
1327 strstr (klass, "Depay") || strstr (klass, "Parser")) {
1328 type_name = "decoder";
1329 direction = GST_PAD_SINK;
1330 } else if (strstr (klass, "Muxer") ||
1331 strstr (klass, "Encoder") || strstr (klass, "Pay")) {
1332 type_name = "encoder";
1333 direction = GST_PAD_SRC;
1338 /* decoder/demuxer sink pads should always be static and there should only
1339 * be one, the same applies to encoders/muxers and source pads */
1340 static_templates = gst_element_factory_get_static_pad_templates (factory);
1341 for (l = static_templates; l != NULL; l = l->next) {
1342 GstStaticPadTemplate *tmpl = NULL;
1344 tmpl = (GstStaticPadTemplate *) l->data;
1345 if (tmpl->direction == direction) {
1346 caps = gst_static_pad_template_get_caps (tmpl);
1352 g_printerr ("Couldn't find static pad template for %s '%s'\n",
1353 type_name, GST_PLUGIN_FEATURE_NAME (factory));
1357 caps = gst_caps_make_writable (caps);
1358 num = gst_caps_get_size (caps);
1359 for (i = 0; i < num; ++i) {
1363 s = gst_caps_get_structure (caps, i);
1364 /* remove fields that are almost always just MIN-MAX of some sort
1365 * in order to make the caps look less messy */
1366 gst_structure_remove_field (s, "pixel-aspect-ratio");
1367 gst_structure_remove_field (s, "framerate");
1368 gst_structure_remove_field (s, "channels");
1369 gst_structure_remove_field (s, "width");
1370 gst_structure_remove_field (s, "height");
1371 gst_structure_remove_field (s, "rate");
1372 gst_structure_remove_field (s, "depth");
1373 gst_structure_remove_field (s, "clock-rate");
1374 s_str = gst_structure_to_string (s);
1375 g_print ("%s-%s\n", type_name, s_str);
1378 gst_caps_unref (caps);
1382 print_plugin_automatic_install_info_protocols (GstElementFactory * factory)
1384 gchar **protocols, **p;
1386 protocols = gst_element_factory_get_uri_protocols (factory);
1387 if (protocols != NULL && *protocols != NULL) {
1388 switch (gst_element_factory_get_uri_type (factory)) {
1390 for (p = protocols; *p != NULL; ++p)
1391 g_print ("urisink-%s\n", *p);
1394 for (p = protocols; *p != NULL; ++p)
1395 g_print ("urisource-%s\n", *p);
1400 g_strfreev (protocols);
1405 print_plugin_automatic_install_info (GstPlugin * plugin)
1407 const gchar *plugin_name;
1408 GList *features, *l;
1410 plugin_name = gst_plugin_get_name (plugin);
1412 /* not interested in typefind factories, only element factories */
1413 features = gst_registry_get_feature_list (gst_registry_get_default (),
1414 GST_TYPE_ELEMENT_FACTORY);
1416 for (l = features; l != NULL; l = l->next) {
1417 GstPluginFeature *feature;
1419 feature = GST_PLUGIN_FEATURE (l->data);
1421 /* only interested in the ones that are in the plugin we just loaded */
1422 if (g_str_equal (plugin_name, feature->plugin_name)) {
1423 GstElementFactory *factory;
1425 g_print ("element-%s\n", gst_plugin_feature_get_name (feature));
1427 factory = GST_ELEMENT_FACTORY (feature);
1428 print_plugin_automatic_install_info_protocols (factory);
1429 print_plugin_automatic_install_info_codecs (factory);
1433 g_list_foreach (features, (GFunc) gst_object_unref, NULL);
1434 g_list_free (features);
1438 print_all_plugin_automatic_install_info (void)
1440 GList *plugins, *orig_plugins;
1442 orig_plugins = plugins = gst_default_registry_get_plugin_list ();
1446 plugin = (GstPlugin *) (plugins->data);
1447 plugins = g_list_next (plugins);
1449 print_plugin_automatic_install_info (plugin);
1451 gst_plugin_list_free (orig_plugins);
1455 main (int argc, char *argv[])
1457 gboolean print_all = FALSE;
1458 gboolean do_print_blacklist = FALSE;
1459 gboolean plugin_name = FALSE;
1460 gboolean print_aii = FALSE;
1461 gboolean uri_handlers = FALSE;
1462 #ifndef GST_DISABLE_OPTION_PARSING
1463 GOptionEntry options[] = {
1464 {"print-all", 'a', 0, G_OPTION_ARG_NONE, &print_all,
1465 N_("Print all elements"), NULL},
1466 {"print-blacklist", 'b', 0, G_OPTION_ARG_NONE, &do_print_blacklist,
1467 N_("Print list of blacklisted files"), NULL},
1468 {"print-plugin-auto-install-info", '\0', 0, G_OPTION_ARG_NONE, &print_aii,
1469 N_("Print a machine-parsable list of features the specified plugin "
1470 "or all plugins provide.\n "
1471 "Useful in connection with external automatic plugin "
1472 "installation mechanisms"), NULL},
1473 {"plugin", '\0', 0, G_OPTION_ARG_NONE, &plugin_name,
1474 N_("List the plugin contents"), NULL},
1475 {"uri-handlers", 'u', 0, G_OPTION_ARG_NONE, &uri_handlers,
1477 ("Print supported URI schemes, with the elements that implement them"),
1479 GST_TOOLS_GOPTION_VERSION,
1482 GOptionContext *ctx;
1487 bindtextdomain (GETTEXT_PACKAGE, LOCALEDIR);
1488 bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
1489 textdomain (GETTEXT_PACKAGE);
1492 g_thread_init (NULL);
1494 gst_tools_print_version ("gst-inspect");
1496 #ifndef GST_DISABLE_OPTION_PARSING
1497 ctx = g_option_context_new ("[ELEMENT-NAME | PLUGIN-NAME]");
1498 g_option_context_add_main_entries (ctx, options, GETTEXT_PACKAGE);
1499 g_option_context_add_group (ctx, gst_init_get_option_group ());
1500 if (!g_option_context_parse (ctx, &argc, &argv, &err)) {
1501 g_print ("Error initializing: %s\n", err->message);
1504 g_option_context_free (ctx);
1506 gst_init (&argc, &argv);
1509 if (print_all && argc > 1) {
1510 g_print ("-a requires no extra arguments\n");
1514 if (uri_handlers && argc > 1) {
1515 g_print ("-u requires no extra arguments\n");
1519 /* if no arguments, print out list of elements */
1521 print_all_uri_handlers ();
1522 } else if (argc == 1 || print_all) {
1523 if (do_print_blacklist)
1527 print_all_plugin_automatic_install_info ();
1529 print_element_list (print_all);
1532 /* else we try to get a factory */
1533 GstElementFactory *factory;
1535 const char *arg = argv[argc - 1];
1539 factory = gst_element_factory_find (arg);
1541 /* if there's a factory, print out the info */
1543 retval = print_element_info (factory, print_all);
1544 gst_object_unref (factory);
1546 retval = print_element_features (arg);
1552 /* otherwise check if it's a plugin */
1554 plugin = gst_default_registry_find_plugin (arg);
1556 /* if there is such a plugin, print out info */
1559 print_plugin_automatic_install_info (plugin);
1561 print_plugin_info (plugin);
1562 print_plugin_features (plugin);
1565 GError *error = NULL;
1567 if (g_file_test (arg, G_FILE_TEST_EXISTS)) {
1568 plugin = gst_plugin_load_file (arg, &error);
1572 print_plugin_automatic_install_info (plugin);
1574 print_plugin_info (plugin);
1575 print_plugin_features (plugin);
1578 g_print (_("Could not load plugin file: %s\n"), error->message);
1579 g_error_free (error);
1583 g_print (_("No such element or plugin '%s'\n"), arg);