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Added signal output and object hierarchy output.

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Original commit message from CVS:
Added signal output and object hierarchy output.
This commit is contained in:
Wim Taymans 2001-07-25 21:40:42 +00:00
parent 4456b616ae
commit 695c1a2960
1 changed files with 80 additions and 6 deletions
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86
tools/gstreamer-inspect.c
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@ -69,6 +69,31 @@ void print_props(GstProps *properties,gchar *pfx) {
} }
} }
static void
output_hierarchy (GType type, gint level, gint *maxlevel)
{
GType parent;
gint i;
parent = g_type_parent (type);
*maxlevel = *maxlevel + 1;
level++;
if (parent)
output_hierarchy (parent, level, maxlevel);
for (i=1; i<*maxlevel-level; i++)
g_print (" ");
if (*maxlevel-level)
g_print (" +----");
g_print ("%s\n", g_type_name (type));
if (level == 1)
g_print ("\n");
}
gint gint
print_element_info (GstElementFactory *factory) print_element_info (GstElementFactory *factory)
{ {
@ -85,6 +110,7 @@ print_element_info (GstElementFactory *factory)
GList *children; GList *children;
GstElement *child; GstElement *child;
gboolean have_flags; gboolean have_flags;
gint maxlevel = 0;
element = gst_elementfactory_create(factory,"element"); element = gst_elementfactory_create(factory,"element");
if (!element) { if (!element) {
@ -104,6 +130,8 @@ print_element_info (GstElementFactory *factory)
printf(" Copyright:\t%s\n",factory->details->copyright); printf(" Copyright:\t%s\n",factory->details->copyright);
printf("\n"); printf("\n");
output_hierarchy (G_OBJECT_TYPE (element), 0, &maxlevel);
printf("Pad Templates:\n"); printf("Pad Templates:\n");
if (factory->numpadtemplates) { if (factory->numpadtemplates) {
pads = factory->padtemplates; pads = factory->padtemplates;
@ -305,19 +333,65 @@ print_element_info (GstElementFactory *factory)
/* /*
g_free (args); g_free (args);
*/ */
if (num_properties == 0) g_print (" none"); if (num_properties == 0) g_print (" none\n");
printf("\n");
{
guint *signals;
guint nsignals;
gint i;
#ifdef USE_GLIB2
GSignalQuery query;
#else
GtkSignalQuery *query;
#endif
printf("\nElement Signals:\n");
signals = g_signal_list_ids (G_OBJECT_TYPE (element), &nsignals);
for (i=0; i<nsignals; i++) {
gint n_params;
GType return_type;
const GType *param_types;
gint j;
#ifdef USE_GLIB2
g_signal_query (signals[i], &query);
n_params = query->n_params;
return_type = query->return_type;
param_types = query->param_types;
#else
query = gtk_signal_query (signals[i]);
n_params = query->nparams;
return_type = query->return_val;
param_types = query->params;
#endif
printf (" \"%s\" :\t %s user_function (%s* object, \n", query->signal_name, g_type_name (return_type),
g_type_name (G_OBJECT_TYPE (element)));
for (j=0; j<n_params; j++) {
printf (" \t\t\t\t%s arg%d,\n", g_type_name (param_types[j]), j);
}
printf (" \t\t\t\tgpointer user_data);\n");
}
if (nsignals == 0) g_print (" none\n");
}
// for compound elements // for compound elements
if (GST_IS_BIN(element)) { if (GST_IS_BIN(element)) {
printf("\nChildren:\n"); printf("\nChildren:\n");
children = gst_bin_get_list(GST_BIN(element)); children = gst_bin_get_list(GST_BIN(element));
while (children) { if (!children)
child = GST_ELEMENT (children->data); g_print (" none\n");
children = g_list_next (children); else {
while (children) {
child = GST_ELEMENT (children->data);
children = g_list_next (children);
g_print(" %s\n",GST_ELEMENT_NAME(child)); g_print(" %s\n",GST_ELEMENT_NAME(child));
}
} }
} }