--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/gstreamer_core/tools/gst-xmlinspect.c Thu Dec 17 08:53:32 2009 +0200
@@ -0,0 +1,872 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+*/
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <string.h>
+#include <locale.h>
+#include <glib/gprintf.h>
+
+#include "tools.h"
+
+#define PUT_START_TAG(pfx,tag) \
+G_STMT_START{ \
+ g_print ("%*.*s<%s>\n", pfx, pfx, "", tag); \
+}G_STMT_END
+
+#define PUT_END_TAG(pfx,tag) \
+G_STMT_START{ \
+ g_print ("%*.*s</%s>\n", pfx, pfx, "", tag); \
+}G_STMT_END
+
+#define PUT_ESCAPED(pfx,tag,value) \
+G_STMT_START{ \
+ const gchar *toconv = value; \
+ if (value) { \
+ gchar *v = g_markup_escape_text (toconv, strlen (toconv)); \
+ g_print ("%*.*s<%s>%s</%s>\n", pfx, pfx, "", tag, v, tag); \
+ g_free (v); \
+ } \
+}G_STMT_END
+
+#ifdef G_HAVE_ISO_VARARGS
+
+#define PUT_STRING(pfx, ...) \
+G_STMT_START{ \
+ gchar *ps_val = g_strdup_printf(__VA_ARGS__); \
+ g_print ("%*.*s%s\n", pfx, pfx, "", ps_val); \
+ g_free(ps_val); \
+}G_STMT_END
+
+#elif defined(G_HAVE_GNUC_VARARGS)
+
+#define PUT_STRING(pfx, str, a...) \
+G_STMT_START{ \
+ g_print ("%*.*s"str"\n", pfx, pfx, "" , ##a); \
+}G_STMT_END
+
+#else
+
+static inline void
+PUT_STRING (int pfx, const char *format, ...)
+{
+ va_list varargs;
+
+ g_print ("%*.*s", pfx, pfx, "");
+ va_start (varargs, format);
+ g_vprintf (format, varargs);
+ va_end (varargs);
+ g_print ("\n");
+}
+
+#endif
+
+static void
+print_caps (const GstCaps * caps, gint pfx)
+{
+ char *s;
+
+ if (!caps)
+ return;
+
+ s = gst_caps_to_string (caps);
+ PUT_ESCAPED (pfx, "caps", s);
+ g_free (s);
+}
+
+#if 0
+static void
+print_formats (const GstFormat * formats, gint pfx)
+{
+ while (formats && *formats) {
+ const GstFormatDefinition *definition;
+
+ definition = gst_format_get_details (*formats);
+ if (definition)
+ PUT_STRING (pfx, "<format id=\"%d\" nick=\"%s\">%s</format>",
+ *formats, definition->nick, definition->description);
+ else
+ PUT_STRING (pfx, "<format id=\"%d\">unknown</format>", *formats);
+
+ formats++;
+ }
+}
+#endif
+
+static void
+print_query_types (const GstQueryType * types, gint pfx)
+{
+ while (types && *types) {
+ const GstQueryTypeDefinition *definition;
+
+ definition = gst_query_type_get_details (*types);
+ if (definition)
+ PUT_STRING (pfx, "<query-type id=\"%d\" nick=\"%s\">%s</query-type>",
+ *types, definition->nick, definition->description);
+ else
+ PUT_STRING (pfx, "<query-type id=\"%d\">unknown</query-type>", *types);
+
+ types++;
+ }
+}
+
+#if 0
+static void
+print_event_masks (const GstEventMask * masks, gint pfx)
+{
+#ifndef GST_DISABLE_ENUMTYPES
+ GType event_type;
+ GEnumClass *klass;
+ GType event_flags;
+ GFlagsClass *flags_class = NULL;
+
+ event_type = gst_event_type_get_type ();
+ klass = (GEnumClass *) g_type_class_ref (event_type);
+
+ while (masks && masks->type) {
+ GEnumValue *value;
+ gint flags = 0, index = 0;
+
+ switch (masks->type) {
+ case GST_EVENT_SEEK:
+ flags = masks->flags;
+ event_flags = gst_seek_type_get_type ();
+ flags_class = (GFlagsClass *) g_type_class_ref (event_flags);
+ break;
+ default:
+ break;
+ }
+
+ value = g_enum_get_value (klass, masks->type);
+ PUT_STRING (pfx, "<event type=\"%s\">", value->value_nick);
+
+ while (flags) {
+ GFlagsValue *value;
+
+ if (flags & 1) {
+ value = g_flags_get_first_value (flags_class, 1 << index);
+
+ if (value)
+ PUT_ESCAPED (pfx + 1, "flag", value->value_nick);
+ else
+ PUT_ESCAPED (pfx + 1, "flag", "?");
+ }
+ flags >>= 1;
+ index++;
+ }
+ PUT_END_TAG (pfx, "event");
+
+ masks++;
+ }
+#endif
+}
+#endif
+
+static void
+output_hierarchy (GType type, gint level, gint * maxlevel)
+{
+ GType parent;
+
+ parent = g_type_parent (type);
+
+ *maxlevel = *maxlevel + 1;
+ level++;
+
+ PUT_STRING (level, "<object name=\"%s\">", g_type_name (type));
+
+ if (parent)
+ output_hierarchy (parent, level, maxlevel);
+
+ PUT_END_TAG (level, "object");
+}
+
+static void
+print_element_properties (GstElement * element, gint pfx)
+{
+ GParamSpec **property_specs;
+ guint num_properties;
+ gint i;
+ gboolean readable;
+
+ property_specs = g_object_class_list_properties
+ (G_OBJECT_GET_CLASS (element), &num_properties);
+
+ PUT_START_TAG (pfx, "element-properties");
+
+ for (i = 0; i < num_properties; i++) {
+ GValue value = { 0, };
+ GParamSpec *param = property_specs[i];
+
+ readable = FALSE;
+
+ g_value_init (&value, param->value_type);
+ if (param->flags & G_PARAM_READABLE) {
+ g_object_get_property (G_OBJECT (element), param->name, &value);
+ readable = TRUE;
+ }
+ PUT_START_TAG (pfx + 1, "element-property");
+ PUT_ESCAPED (pfx + 2, "name", g_param_spec_get_name (param));
+ PUT_ESCAPED (pfx + 2, "type", g_type_name (param->value_type));
+ PUT_ESCAPED (pfx + 2, "nick", g_param_spec_get_nick (param));
+ PUT_ESCAPED (pfx + 2, "blurb", g_param_spec_get_blurb (param));
+ if (readable) {
+ PUT_ESCAPED (pfx + 2, "flags", "RW");
+ } else {
+ PUT_ESCAPED (pfx + 2, "flags", "W");
+ }
+
+ switch (G_VALUE_TYPE (&value)) {
+ case G_TYPE_STRING:
+ PUT_ESCAPED (pfx + 2, "default", g_strdup_value_contents (&value));
+ break;
+ case G_TYPE_BOOLEAN:
+ PUT_ESCAPED (pfx + 2, "default", g_strdup_value_contents (&value));
+ break;
+ case G_TYPE_ULONG:
+ {
+ GParamSpecULong *pulong = G_PARAM_SPEC_ULONG (param);
+
+ PUT_STRING (pfx + 2, "<range min=\"%lu\" max=\"%lu\"/>",
+ pulong->minimum, pulong->maximum);
+ PUT_ESCAPED (pfx + 2, "default", g_strdup_value_contents (&value));
+ break;
+ }
+ case G_TYPE_LONG:
+ {
+ GParamSpecLong *plong = G_PARAM_SPEC_LONG (param);
+
+ PUT_STRING (pfx + 2, "<range min=\"%ld\" max=\"%ld\"/>",
+ plong->minimum, plong->maximum);
+ PUT_ESCAPED (pfx + 2, "default", g_strdup_value_contents (&value));
+ break;
+ }
+ case G_TYPE_UINT:
+ {
+ GParamSpecUInt *puint = G_PARAM_SPEC_UINT (param);
+
+ PUT_STRING (pfx + 2, "<range min=\"%u\" max=\"%u\"/>",
+ puint->minimum, puint->maximum);
+ PUT_ESCAPED (pfx + 2, "default", g_strdup_value_contents (&value));
+ break;
+ }
+ case G_TYPE_INT:
+ {
+ GParamSpecInt *pint = G_PARAM_SPEC_INT (param);
+
+ PUT_STRING (pfx + 2, "<range min=\"%d\" max=\"%d\"/>",
+ pint->minimum, pint->maximum);
+ PUT_ESCAPED (pfx + 2, "default", g_strdup_value_contents (&value));
+ break;
+ }
+ case G_TYPE_UINT64:
+ {
+ GParamSpecUInt64 *puint64 = G_PARAM_SPEC_UINT64 (param);
+
+ PUT_STRING (pfx + 2,
+ "<range min=\"%" G_GUINT64_FORMAT "\" max=\"%" G_GUINT64_FORMAT
+ "\"/>", puint64->minimum, puint64->maximum);
+ PUT_ESCAPED (pfx + 2, "default", g_strdup_value_contents (&value));
+ break;
+ }
+ case G_TYPE_INT64:
+ {
+ GParamSpecInt64 *pint64 = G_PARAM_SPEC_INT64 (param);
+
+ PUT_STRING (pfx + 2,
+ "<range min=\"%" G_GINT64_FORMAT "\" max=\"%" G_GINT64_FORMAT
+ "\"/>", pint64->minimum, pint64->maximum);
+ PUT_ESCAPED (pfx + 2, "default", g_strdup_value_contents (&value));
+ break;
+ }
+ case G_TYPE_FLOAT:
+ {
+ GParamSpecFloat *pfloat = G_PARAM_SPEC_FLOAT (param);
+
+ PUT_STRING (pfx + 2, "<range min=\"%f\" max=\"%f\"/>",
+ pfloat->minimum, pfloat->maximum);
+ PUT_ESCAPED (pfx + 2, "default", g_strdup_value_contents (&value));
+ break;
+ }
+ case G_TYPE_DOUBLE:
+ {
+ GParamSpecDouble *pdouble = G_PARAM_SPEC_DOUBLE (param);
+
+ PUT_STRING (pfx + 2, "<range min=\"%g\" max=\"%g\"/>",
+ pdouble->minimum, pdouble->maximum);
+ PUT_ESCAPED (pfx + 2, "default", g_strdup_value_contents (&value));
+ break;
+ }
+ default:
+ if (param->value_type == GST_TYPE_CAPS) {
+ GstCaps *caps = g_value_peek_pointer (&value);
+
+ if (!caps)
+ PUT_ESCAPED (pfx + 2, "default", "NULL");
+ else {
+ print_caps (caps, 2);
+ }
+ } else if (G_IS_PARAM_SPEC_ENUM (param)) {
+ GEnumValue *values;
+ guint j = 0;
+ gint enum_value;
+
+ values = G_ENUM_CLASS (g_type_class_ref (param->value_type))->values;
+ enum_value = g_value_get_enum (&value);
+
+ while (values[j].value_name) {
+ if (values[j].value == enum_value)
+ break;
+ j++;
+ }
+ PUT_STRING (pfx + 2, "<default>%d</default>", values[j].value);
+
+ PUT_START_TAG (pfx + 2, "enum-values");
+ j = 0;
+ while (values[j].value_name) {
+ PUT_STRING (pfx + 3, "<value value=\"%d\" nick=\"%s\"/>",
+ values[j].value, values[j].value_nick);
+ j++;
+ }
+ PUT_END_TAG (pfx + 2, "enum-values");
+ } else if (G_IS_PARAM_SPEC_FLAGS (param)) {
+ GFlagsValue *values;
+ guint j = 0;
+ gint flags_value;
+
+ values = G_FLAGS_CLASS (g_type_class_ref (param->value_type))->values;
+ flags_value = g_value_get_flags (&value);
+
+ PUT_STRING (pfx + 2, "<default>%d</default>", flags_value);
+
+ PUT_START_TAG (pfx + 2, "flags");
+ j = 0;
+ while (values[j].value_name) {
+ PUT_STRING (pfx + 3, "<flag value=\"%d\" nick=\"%s\"/>",
+ values[j].value, values[j].value_nick);
+ j++;
+ }
+ PUT_END_TAG (pfx + 2, "flags");
+ } else if (G_IS_PARAM_SPEC_OBJECT (param)) {
+ PUT_ESCAPED (pfx + 2, "object-type", g_type_name (param->value_type));
+ }
+ break;
+ }
+
+ PUT_END_TAG (pfx + 1, "element-property");
+ }
+ PUT_END_TAG (pfx, "element-properties");
+ g_free (property_specs);
+}
+
+static void
+print_element_signals (GstElement * element, gint pfx)
+{
+ guint *signals;
+ guint nsignals;
+ gint i, k;
+ GSignalQuery *query;
+
+ signals = g_signal_list_ids (G_OBJECT_TYPE (element), &nsignals);
+ for (k = 0; k < 2; k++) {
+ gint counted = 0;
+
+ if (k == 0)
+ PUT_START_TAG (pfx, "element-signals");
+ else
+ PUT_START_TAG (pfx, "element-actions");
+
+ for (i = 0; i < nsignals; i++) {
+ gint n_params;
+ GType return_type;
+ const GType *param_types;
+ gint j;
+
+ query = g_new0 (GSignalQuery, 1);
+ g_signal_query (signals[i], query);
+
+ if ((k == 0 && !(query->signal_flags & G_SIGNAL_ACTION)) ||
+ (k == 1 && (query->signal_flags & G_SIGNAL_ACTION))) {
+ n_params = query->n_params;
+ return_type = query->return_type;
+ param_types = query->param_types;
+
+ PUT_START_TAG (pfx + 1, "signal");
+ PUT_ESCAPED (pfx + 2, "name", query->signal_name);
+ PUT_ESCAPED (pfx + 2, "return-type", g_type_name (return_type));
+ PUT_ESCAPED (pfx + 2, "object-type",
+ g_type_name (G_OBJECT_TYPE (element)));
+
+ PUT_START_TAG (pfx + 2, "params");
+ for (j = 0; j < n_params; j++) {
+ PUT_ESCAPED (pfx + 3, "type", g_type_name (param_types[j]));
+ }
+
+ PUT_END_TAG (pfx + 2, "params");
+
+ PUT_END_TAG (pfx + 1, "signal");
+
+ counted++;
+ }
+
+ g_free (query);
+ }
+ if (k == 0)
+ PUT_END_TAG (pfx, "element-signals");
+ else
+ PUT_END_TAG (pfx, "element-actions");
+ }
+}
+
+static gint
+print_element_info (GstElementFactory * factory)
+{
+ GstElement *element;
+ GstObjectClass *gstobject_class;
+ GstElementClass *gstelement_class;
+ GList *pads;
+ GstPad *pad;
+ GstStaticPadTemplate *padtemplate;
+ gint maxlevel = 0;
+
+ element = gst_element_factory_create (factory, "element");
+ if (!element) {
+ g_print ("couldn't construct element for some reason\n");
+ return -1;
+ }
+ PUT_START_TAG (0, "element");
+ PUT_ESCAPED (1, "name", GST_PLUGIN_FEATURE_NAME (factory));
+
+ gstobject_class = GST_OBJECT_CLASS (G_OBJECT_GET_CLASS (element));
+ gstelement_class = GST_ELEMENT_CLASS (G_OBJECT_GET_CLASS (element));
+
+ PUT_START_TAG (1, "details");
+ PUT_ESCAPED (2, "long-name", factory->details.longname);
+ PUT_ESCAPED (2, "class", factory->details.klass);
+ PUT_ESCAPED (2, "description", factory->details.description);
+ PUT_ESCAPED (2, "authors", factory->details.author);
+ PUT_END_TAG (1, "details");
+
+ output_hierarchy (G_OBJECT_TYPE (element), 0, &maxlevel);
+
+ PUT_START_TAG (1, "pad-templates");
+ if (factory->numpadtemplates) {
+ pads = factory->staticpadtemplates;
+ while (pads) {
+ padtemplate = (GstStaticPadTemplate *) (pads->data);
+ pads = g_list_next (pads);
+
+ PUT_START_TAG (2, "pad-template");
+ PUT_ESCAPED (3, "name", padtemplate->name_template);
+
+ if (padtemplate->direction == GST_PAD_SRC)
+ PUT_ESCAPED (3, "direction", "src");
+ else if (padtemplate->direction == GST_PAD_SINK)
+ PUT_ESCAPED (3, "direction", "sink");
+ else
+ PUT_ESCAPED (3, "direction", "unknown");
+
+ if (padtemplate->presence == GST_PAD_ALWAYS)
+ PUT_ESCAPED (3, "presence", "always");
+ else if (padtemplate->presence == GST_PAD_SOMETIMES)
+ PUT_ESCAPED (3, "presence", "sometimes");
+ else if (padtemplate->presence == GST_PAD_REQUEST) {
+ PUT_ESCAPED (3, "presence", "request");
+ PUT_ESCAPED (3, "request-function",
+ GST_DEBUG_FUNCPTR_NAME (gstelement_class->request_new_pad));
+ } else
+ PUT_ESCAPED (3, "presence", "unknown");
+
+ if (padtemplate->static_caps.string) {
+ print_caps (gst_static_caps_get (&padtemplate->static_caps), 3);
+ }
+ PUT_END_TAG (2, "pad-template");
+ }
+ }
+ PUT_END_TAG (1, "pad-templates");
+
+ PUT_START_TAG (1, "element-flags");
+ PUT_END_TAG (1, "element-flags");
+
+ if (GST_IS_BIN (element)) {
+ PUT_START_TAG (1, "bin-flags");
+
+ PUT_END_TAG (1, "bin-flags");
+ }
+
+
+ PUT_START_TAG (1, "element-implementation");
+
+ PUT_STRING (2, "<state-change function=\"%s\"/>",
+ GST_DEBUG_FUNCPTR_NAME (gstelement_class->change_state));
+
+#ifndef GST_DISABLE_LOADSAVE
+ PUT_STRING (2, "<save function=\"%s\"/>",
+ GST_DEBUG_FUNCPTR_NAME (gstobject_class->save_thyself));
+ PUT_STRING (2, "<load function=\"%s\"/>",
+ GST_DEBUG_FUNCPTR_NAME (gstobject_class->restore_thyself));
+#endif
+ PUT_END_TAG (1, "element-implementation");
+
+ PUT_START_TAG (1, "clocking-interaction");
+ if (gst_element_requires_clock (element)) {
+ PUT_STRING (2, "<requires-clock/>");
+ }
+ if (gst_element_provides_clock (element)) {
+ GstClock *clock;
+
+ clock = gst_element_get_clock (element);
+ if (clock)
+ PUT_STRING (2, "<provides-clock name=\"%s\"/>", GST_OBJECT_NAME (clock));
+ }
+ PUT_END_TAG (1, "clocking-interaction");
+
+#ifndef GST_DISABLE_INDEX
+ if (gst_element_is_indexable (element)) {
+ PUT_STRING (1, "<indexing-capabilities/>");
+ }
+#endif
+
+ PUT_START_TAG (1, "pads");
+ if (element->numpads) {
+ const GList *pads;
+
+ pads = element->pads;
+ while (pads) {
+ pad = GST_PAD (pads->data);
+ pads = g_list_next (pads);
+
+ PUT_START_TAG (2, "pad");
+ PUT_ESCAPED (3, "name", gst_pad_get_name (pad));
+
+ if (gst_pad_get_direction (pad) == GST_PAD_SRC)
+ PUT_ESCAPED (3, "direction", "src");
+ else if (gst_pad_get_direction (pad) == GST_PAD_SINK)
+ PUT_ESCAPED (3, "direction", "sink");
+ else
+ PUT_ESCAPED (3, "direction", "unknown");
+
+ if (pad->padtemplate)
+ PUT_ESCAPED (3, "template", pad->padtemplate->name_template);
+
+ PUT_START_TAG (3, "implementation");
+ if (pad->chainfunc)
+ PUT_STRING (4, "<chain-based function=\"%s\"/>",
+ GST_DEBUG_FUNCPTR_NAME (pad->chainfunc));
+ if (pad->getrangefunc)
+ PUT_STRING (4, "<get-range-based function=\"%s\"/>",
+ GST_DEBUG_FUNCPTR_NAME (pad->getrangefunc));
+ if (pad->eventfunc != gst_pad_event_default)
+ PUT_STRING (4, "<event-function function=\"%s\"/>",
+ GST_DEBUG_FUNCPTR_NAME (pad->eventfunc));
+ if (pad->queryfunc != gst_pad_query_default)
+ PUT_STRING (4, "<query-function function=\"%s\"/>",
+ GST_DEBUG_FUNCPTR_NAME (pad->queryfunc));
+ if (pad->querytypefunc != gst_pad_get_query_types_default) {
+ PUT_STRING (4, "<query-type-func function=\"%s\">",
+ GST_DEBUG_FUNCPTR_NAME (pad->querytypefunc));
+ print_query_types (gst_pad_get_query_types (pad), 5);
+ PUT_END_TAG (4, "query-type-func");
+ }
+
+ if (pad->intlinkfunc != gst_pad_get_internal_links_default)
+ PUT_STRING (4, "<intlink-function function=\"%s\"/>",
+ GST_DEBUG_FUNCPTR_NAME (pad->intlinkfunc));
+
+ if (pad->bufferallocfunc)
+ PUT_STRING (4, "<bufferalloc-function function=\"%s\"/>",
+ GST_DEBUG_FUNCPTR_NAME (pad->bufferallocfunc));
+ PUT_END_TAG (3, "implementation");
+
+ if (pad->caps) {
+ print_caps (pad->caps, 3);
+ }
+ PUT_END_TAG (2, "pad");
+ }
+ }
+ PUT_END_TAG (1, "pads");
+
+ print_element_properties (element, 1);
+ print_element_signals (element, 1);
+
+ /* for compound elements */
+ /* FIXME: gst_bin_get_list does not exist anymore
+ if (GST_IS_BIN (element)) {
+ GList *children;
+ GstElement *child;
+ PUT_START_TAG (1, "children");
+ children = (GList *) gst_bin_get_list (GST_BIN (element));
+ while (children) {
+ child = GST_ELEMENT (children->data);
+ children = g_list_next (children);
+
+ PUT_ESCAPED (2, "child", GST_ELEMENT_NAME (child));
+ }
+ PUT_END_TAG (1, "children");
+ }
+ */
+ PUT_END_TAG (0, "element");
+
+ return 0;
+}
+
+static void
+print_element_list (void)
+{
+ GList *plugins;
+
+ plugins = gst_default_registry_get_plugin_list ();
+ while (plugins) {
+ GList *features;
+ GstPlugin *plugin;
+
+ plugin = (GstPlugin *) (plugins->data);
+ plugins = g_list_next (plugins);
+
+ features =
+ gst_registry_get_feature_list_by_plugin (gst_registry_get_default (),
+ plugin->desc.name);
+ while (features) {
+ GstPluginFeature *feature;
+
+ feature = GST_PLUGIN_FEATURE (features->data);
+
+ if (GST_IS_ELEMENT_FACTORY (feature)) {
+ GstElementFactory *factory;
+
+ factory = GST_ELEMENT_FACTORY (feature);
+ g_print ("%s: %s: %s\n", plugin->desc.name,
+ GST_PLUGIN_FEATURE_NAME (factory),
+ gst_element_factory_get_longname (factory));
+ }
+#ifndef GST_DISABLE_INDEX
+ else if (GST_IS_INDEX_FACTORY (feature)) {
+ GstIndexFactory *factory;
+
+ factory = GST_INDEX_FACTORY (feature);
+ g_print ("%s: %s: %s\n", plugin->desc.name,
+ GST_PLUGIN_FEATURE_NAME (factory), factory->longdesc);
+ }
+#endif
+ else if (GST_IS_TYPE_FIND_FACTORY (feature)) {
+ GstTypeFindFactory *factory;
+
+ factory = GST_TYPE_FIND_FACTORY (feature);
+ if (factory->extensions) {
+ guint i = 0;
+
+ g_print ("%s type: ", plugin->desc.name);
+ while (factory->extensions[i]) {
+ g_print ("%s%s", i > 0 ? ", " : "", factory->extensions[i]);
+ i++;
+ }
+ } else
+ g_print ("%s type: N/A\n", plugin->desc.name);
+ } else {
+ g_print ("%s: %s (%s)\n", plugin->desc.name,
+ GST_PLUGIN_FEATURE_NAME (feature),
+ g_type_name (G_OBJECT_TYPE (feature)));
+ }
+
+ features = g_list_next (features);
+ }
+ }
+}
+
+static void
+print_plugin_info (GstPlugin * plugin)
+{
+ GList *features;
+ gint num_features = 0;
+ gint num_elements = 0;
+ gint num_autoplug = 0;
+ gint num_types = 0;
+ gint num_indexes = 0;
+ gint num_other = 0;
+
+ g_print ("Plugin Details:\n");
+ g_print (" Name:\t\t%s\n", plugin->desc.name);
+ g_print (" Description:\t%s\n", plugin->desc.description);
+ g_print (" Filename:\t%s\n", plugin->filename);
+ g_print (" Version:\t%s\n", plugin->desc.version);
+ g_print (" License:\t%s\n", plugin->desc.license);
+ g_print (" Package:\t%s\n", plugin->desc.package);
+ g_print (" Origin URL:\t%s\n", plugin->desc.origin);
+ g_print ("\n");
+
+ features =
+ gst_registry_get_feature_list_by_plugin (gst_registry_get_default (),
+ plugin->desc.name);
+
+ while (features) {
+ GstPluginFeature *feature;
+
+ feature = GST_PLUGIN_FEATURE (features->data);
+
+ if (GST_IS_ELEMENT_FACTORY (feature)) {
+ GstElementFactory *factory;
+
+ factory = GST_ELEMENT_FACTORY (feature);
+ g_print (" %s: %s\n", GST_OBJECT_NAME (factory),
+ gst_element_factory_get_longname (factory));
+ num_elements++;
+ }
+#ifndef GST_DISABLE_INDEX
+ else if (GST_IS_INDEX_FACTORY (feature)) {
+ GstIndexFactory *factory;
+
+ factory = GST_INDEX_FACTORY (feature);
+ g_print (" %s: %s\n", GST_OBJECT_NAME (factory), factory->longdesc);
+ num_indexes++;
+ }
+#endif
+ else if (GST_IS_TYPE_FIND_FACTORY (feature)) {
+ GstTypeFindFactory *factory;
+
+ factory = GST_TYPE_FIND_FACTORY (feature);
+ if (factory->extensions) {
+ guint i = 0;
+
+ g_print ("%s type: ", plugin->desc.name);
+ while (factory->extensions[i]) {
+ g_print ("%s%s", i > 0 ? ", " : "", factory->extensions[i]);
+ i++;
+ }
+ } else
+ g_print ("%s type: N/A\n", plugin->desc.name);
+ num_types++;
+ } else {
+ g_print (" %s (%s)\n", GST_OBJECT_NAME (feature),
+ g_type_name (G_OBJECT_TYPE (feature)));
+ num_other++;
+ }
+ num_features++;
+ features = g_list_next (features);
+ }
+ g_print ("\n %d features:\n", num_features);
+ if (num_elements > 0)
+ g_print (" +-- %d elements\n", num_elements);
+ if (num_autoplug > 0)
+ g_print (" +-- %d autopluggers\n", num_autoplug);
+ if (num_types > 0)
+ g_print (" +-- %d types\n", num_types);
+ if (num_indexes > 0)
+ g_print (" +-- %d indexes\n", num_indexes);
+ if (num_other > 0)
+ g_print (" +-- %d other objects\n", num_other);
+
+ g_print ("\n");
+}
+
+
+int
+main (int argc, char *argv[])
+{
+ GstElementFactory *factory;
+ GstPlugin *plugin;
+ gchar *so;
+ GOptionEntry options[] = {
+ {"gst-inspect-plugin", 'p', 0, G_OPTION_ARG_STRING,
+ "Show plugin details", NULL},
+ {"gst-inspect-scheduler", 's', 0, G_OPTION_ARG_STRING,
+ "Show scheduler details", NULL},
+ GST_TOOLS_GOPTION_VERSION,
+ {NULL}
+ };
+ GOptionContext *ctx;
+ GError *err = NULL;
+
+ setlocale (LC_ALL, "");
+
+ if (!g_thread_supported ())
+ g_thread_init (NULL);
+
+ ctx = g_option_context_new ("[ELEMENT-NAME | PLUGIN-NAME]");
+ g_option_context_add_main_entries (ctx, options, GETTEXT_PACKAGE);
+ g_option_context_add_group (ctx, gst_init_get_option_group ());
+ if (!g_option_context_parse (ctx, &argc, &argv, &err)) {
+ g_print ("Error initializing: %s\n", err->message);
+ exit (1);
+ }
+ g_option_context_free (ctx);
+
+ gst_tools_print_version ("gst-xmlinspect");
+
+ PUT_STRING (0, "<?xml version=\"1.0\"?>");
+
+ /* if no arguments, print out list of elements */
+ if (argc == 1) {
+ print_element_list ();
+
+ /* else we try to get a factory */
+ } else {
+ /* first check for help */
+ if (strstr (argv[1], "-help")) {
+ g_print ("Usage: %s\t\t\tList all registered elements\n", argv[0]);
+ g_print (" %s element-name\tShow element details\n", argv[0]);
+ g_print (" %s plugin-name[.so]\tShow information about plugin\n",
+ argv[0]);
+ return 0;
+ }
+
+ /* only search for a factory if there's not a '.so' */
+ if (!strstr (argv[1], ".so")) {
+ factory = gst_element_factory_find (argv[1]);
+
+ /* if there's a factory, print out the info */
+ if (factory)
+ return print_element_info (factory);
+ else {
+ GstPluginFeature *feature;
+
+ /* FIXME implement other pretty print function for these */
+#ifndef GST_DISABLE_INDEX
+ feature = gst_default_registry_find_feature (argv[1],
+ GST_TYPE_INDEX_FACTORY);
+ if (feature) {
+ g_print ("%s: an index\n", argv[1]);
+ return 0;
+ }
+#endif
+ feature = gst_default_registry_find_feature (argv[1],
+ GST_TYPE_TYPE_FIND_FACTORY);
+ if (feature) {
+ g_print ("%s: a type find function\n", argv[1]);
+ return 0;
+ }
+ }
+ } else {
+ /* strip the .so */
+ so = strstr (argv[1], ".so");
+ so[0] = '\0';
+ }
+
+ /* otherwise assume it's a plugin */
+ plugin = gst_default_registry_find_plugin (argv[1]);
+
+ /* if there is such a plugin, print out info */
+
+ if (plugin) {
+ print_plugin_info (plugin);
+ } else {
+ g_print ("no such element or plugin '%s'\n", argv[1]);
+ return -1;
+ }
+ }
+
+ return 0;
+}