static void
gst_tracer_record_build_format (GstTracerRecord * self)
{
GstStructure *structure = self->spec;
GString *s;
gchar *name = (gchar *) g_quark_to_string (structure->name);
gchar *p;
g_return_if_fail (g_str_has_suffix (name, ".class"));
/* announce the format */
GST_TRACE ("%" GST_PTR_FORMAT, structure);
/* cut off '.class' suffix */
name = g_strdup (name);
p = strrchr (name, '.');
g_assert (p != NULL);
*p = '\0';
s = g_string_sized_new (STRUCTURE_ESTIMATED_STRING_LEN (structure));
g_string_append (s, name);
gst_structure_foreach (structure, build_field_template, s);
g_string_append_c (s, ';');
self->format = g_string_free (s, FALSE);
GST_DEBUG ("new format string: %s", self->format);
g_free (name);
}
static gchar *
debug_dump_describe_caps (GstCaps * caps, GstDebugGraphDetails details)
{
gchar *media = NULL;
if (details & GST_DEBUG_GRAPH_SHOW_CAPS_DETAILS) {
if (gst_caps_is_any (caps) || gst_caps_is_empty (caps)) {
media = gst_caps_to_string (caps);
} else {
GString *str = NULL;
guint i;
guint slen = 0;
for (i = 0; i < gst_caps_get_size (caps); i++) {
slen += 25 +
STRUCTURE_ESTIMATED_STRING_LEN (gst_caps_get_structure (caps, i));
}
str = g_string_sized_new (slen);
for (i = 0; i < gst_caps_get_size (caps); i++) {
GstCapsFeatures *features = __gst_caps_get_features_unchecked (caps, i);
GstStructure *structure = gst_caps_get_structure (caps, i);
g_string_append (str, gst_structure_get_name (structure));
if (features && (gst_caps_features_is_any (features)
|| !gst_caps_features_is_equal (features,
GST_CAPS_FEATURES_MEMORY_SYSTEM_MEMORY))) {
g_string_append_c (str, '(');
priv_gst_caps_features_append_to_gstring (features, str);
g_string_append_c (str, ')');
}
g_string_append (str, "\\l");
gst_structure_foreach (structure, string_append_field, (gpointer) str);
}
media = g_string_free (str, FALSE);
}
} else {
if (GST_CAPS_IS_SIMPLE (caps))
media =
g_strdup (gst_structure_get_name (gst_caps_get_structure (caps, 0)));
else
media = g_strdup ("*");
}
return media;
}
