static void
_gst_param_fraction_init (GParamSpec * pspec)
{
GstParamSpecFraction *fspec = GST_PARAM_SPEC_FRACTION (pspec);
fspec->min_num = 0;
fspec->min_den = 1;
fspec->max_num = G_MAXINT;
fspec->max_den = 1;
fspec->def_num = 1;
fspec->def_den = 1;
}
static gboolean
_gst_param_fraction_validate (GParamSpec * pspec, GValue * value)
{
GstParamSpecFraction *fspec = GST_PARAM_SPEC_FRACTION (pspec);
gboolean within_range = FALSE;
GValue f_this = { 0, };
GValue f_min = { 0, };
GValue f_max = { 0, };
gint res;
g_value_init (&f_this, GST_TYPE_FRACTION);
gst_value_set_fraction (&f_this, value->data[0].v_int, value->data[1].v_int);
g_value_init (&f_min, GST_TYPE_FRACTION);
gst_value_set_fraction (&f_min, fspec->min_num, fspec->min_den);
g_value_init (&f_max, GST_TYPE_FRACTION);
gst_value_set_fraction (&f_max, fspec->max_num, fspec->max_den);
res = gst_value_compare (&f_min, &f_this);
#ifndef GST_DISABLE_GST_DEBUG
GST_LOG ("comparing %d/%d to %d/%d, result = %d", fspec->min_num,
fspec->min_den, value->data[0].v_int, value->data[1].v_int, res);
#endif
if (res != GST_VALUE_LESS_THAN && res != GST_VALUE_EQUAL)
goto out;
#ifndef GST_DISABLE_GST_DEBUG
GST_LOG ("comparing %d/%d to %d/%d, result = %d", value->data[0].v_int,
value->data[1].v_int, fspec->max_num, fspec->max_den, res);
#endif
res = gst_value_compare (&f_this, &f_max);
if (res != GST_VALUE_LESS_THAN && res != GST_VALUE_EQUAL)
goto out;
within_range = TRUE;
out:
g_value_unset (&f_min);
g_value_unset (&f_max);
g_value_unset (&f_this);
#ifndef GST_DISABLE_GST_DEBUG
GST_LOG ("%swithin range", (within_range) ? "" : "not ");
#endif
/* return FALSE if everything ok, otherwise TRUE */
return !within_range;
}
static void
_gst_param_fraction_set_default (GParamSpec * pspec, GValue * value)
{
value->data[0].v_int = GST_PARAM_SPEC_FRACTION (pspec)->def_num;
value->data[1].v_int = GST_PARAM_SPEC_FRACTION (pspec)->def_den;
}
// make json formated description
void Property::make_description() {
if (nullptr == property_) {
g_warning("%s: cannot make description from a nullptr property",
__PRETTY_FUNCTION__);
return;
}
GValue value = G_VALUE_INIT;
g_value_init(&value, property_->value_type);
g_object_get_property(object_, property_->name, &value);
json_description_->reset();
json_description_->begin_object();
// long name
json_description_->add_string_member("name", long_name_.c_str());
// name
json_description_->add_string_member("id", name_.c_str());
// nickname
// json_description_->add_string_member ("nickname", g_param_spec_get_nick (property_));
// short description
json_description_->add_string_member("description",
g_param_spec_get_blurb(property_));
json_description_->add_string_member("parent",
get_category().c_str());
json_description_->add_int_member("order",
get_position_weight());
// name
// json_description_->add_string_member ("internal name", g_param_spec_get_name (property_));
if (property_->flags &G_PARAM_WRITABLE)
json_description_->add_string_member("writable", "true");
else
json_description_->add_string_member("writable", "false");
switch (G_VALUE_TYPE(&value)) {
case G_TYPE_STRING:
{
const char *string_val = g_value_get_string(&value);
json_description_->add_string_member("type", "string");
if (string_val == nullptr)
json_description_->add_string_member("default value", "");
else
json_description_->add_string_member("default value", string_val);
break;
}
case G_TYPE_BOOLEAN:
{
gboolean bool_val = g_value_get_boolean(&value);
json_description_->add_string_member("type", "boolean");
if (bool_val)
json_description_->add_string_member("default value", "true");
else
json_description_->add_string_member("default value", "false");
break;
}
case G_TYPE_ULONG:
{
GParamSpecULong *pulong = G_PARAM_SPEC_ULONG(property_);
json_description_->add_string_member("type", "ulong");
gchar *min = g_strdup_printf("%lu", pulong->minimum);
gchar *max = g_strdup_printf("%lu", pulong->maximum);
gchar *default_value =
g_strdup_printf("%lu", g_value_get_ulong(&value));
json_description_->add_string_member("minimum", min);
json_description_->add_string_member("maximum", max);
json_description_->add_string_member("default value", default_value);
g_free(min);
g_free(max);
g_free(default_value);
break;
}
case G_TYPE_LONG:
{
GParamSpecLong *plong = G_PARAM_SPEC_LONG(property_);
gchar *min = g_strdup_printf("%ld", plong->minimum);
gchar *max = g_strdup_printf("%ld", plong->maximum);
gchar *default_value =
g_strdup_printf("%ld", g_value_get_ulong(&value));
json_description_->add_string_member("type", "long");
json_description_->add_string_member("minimum", min);
json_description_->add_string_member("maximum", max);
json_description_->add_string_member("default value", default_value);
g_free(min);
g_free(max);
g_free(default_value);
break;
}
case G_TYPE_UINT:
{
GParamSpecUInt *puint = G_PARAM_SPEC_UINT(property_);
gchar *min = g_strdup_printf("%u", puint->minimum);
gchar *max = g_strdup_printf("%u", puint->maximum);
gchar *default_value =
g_strdup_printf("%u", g_value_get_uint(&value));
json_description_->add_string_member("type", "uint");
json_description_->add_string_member("minimum", min);
json_description_->add_string_member("maximum", max);
json_description_->add_string_member("default value", default_value);
g_free(min);
g_free(max);
g_free(default_value);
break;
}
case G_TYPE_INT:
{
GParamSpecInt *pint = G_PARAM_SPEC_INT(property_);
gchar *min = g_strdup_printf("%d", pint->minimum);
gchar *max = g_strdup_printf("%d", pint->maximum);
gchar *default_value = g_strdup_printf("%d", g_value_get_int(&value));
json_description_->add_string_member("type", "int");
json_description_->add_string_member("minimum", min);
json_description_->add_string_member("maximum", max);
json_description_->add_string_member("default value", default_value);
g_free(min);
g_free(max);
g_free(default_value);
break;
}
case G_TYPE_UINT64:
{
GParamSpecUInt64 *puint64 = G_PARAM_SPEC_UINT64(property_);
gchar *min = g_strdup_printf("%" G_GUINT64_FORMAT, puint64->minimum);
gchar *max = g_strdup_printf("%" G_GUINT64_FORMAT, puint64->maximum);
gchar *default_value = g_strdup_printf("%" G_GUINT64_FORMAT,
g_value_get_uint64(&value));
json_description_->add_string_member("type", "uint64");
json_description_->add_string_member("minimum", min);
json_description_->add_string_member("maximum", max);
json_description_->add_string_member("default value", default_value);
g_free(min);
g_free(max);
g_free(default_value);
break;
}
case G_TYPE_INT64:
{
GParamSpecInt64 *pint64 = G_PARAM_SPEC_INT64(property_);
gchar *min = g_strdup_printf("%" G_GINT64_FORMAT, pint64->minimum);
gchar *max = g_strdup_printf("%" G_GINT64_FORMAT, pint64->maximum);
gchar *default_value =
g_strdup_printf("%" G_GINT64_FORMAT, g_value_get_int64(&value));
json_description_->add_string_member("type", "int64");
json_description_->add_string_member("minimum", min);
json_description_->add_string_member("maximum", max);
json_description_->add_string_member("default value", default_value);
g_free(min);
g_free(max);
g_free(default_value);
break;
}
case G_TYPE_FLOAT:
{
GParamSpecFloat *pfloat = G_PARAM_SPEC_FLOAT(property_);
gchar *min = g_strdup_printf("%.7g", pfloat->minimum);
gchar *max = g_strdup_printf("%.7g", pfloat->maximum);
gchar *default_value =
g_strdup_printf("%.7g", g_value_get_float(&value));
json_description_->add_string_member("type", "float");
json_description_->add_string_member("minimum", min);
json_description_->add_string_member("maximum", max);
json_description_->add_string_member("default value", default_value);
g_free(min);
g_free(max);
g_free(default_value);
break;
}
case G_TYPE_DOUBLE:
{
GParamSpecDouble *pdouble = G_PARAM_SPEC_DOUBLE(property_);
gchar *min = g_strdup_printf("%.7g", pdouble->minimum);
gchar *max = g_strdup_printf("%.7g", pdouble->maximum);
gchar *default_value =
g_strdup_printf("%.7g", g_value_get_double(&value));
json_description_->add_string_member("type", "double");
json_description_->add_string_member("minimum", min);
json_description_->add_string_member("maximum", max);
json_description_->add_string_member("default value", default_value);
g_free(min);
g_free(max);
g_free(default_value);
break;
}
default:
if (property_->value_type == GST_TYPE_CAPS) {
const GstCaps *caps = gst_value_get_caps(&value);
json_description_->add_string_member("type", "caps");
if (!caps)
json_description_->add_string_member("default value", "");
else
json_description_->add_string_member("default value",
gst_caps_to_string(caps));
} else if (G_IS_PARAM_SPEC_ENUM(property_)) {
GEnumValue *values;
guint j = 0;
gint enum_value;
const gchar *value_nick = "";
const gchar *value_name = "";
json_description_->add_string_member("type", "enum");
values =
G_ENUM_CLASS(g_type_class_ref(property_->value_type))->values;
enum_value = g_value_get_enum(&value);
while (values[j].value_name) {
if (values[j].value == enum_value) {
value_nick = values[j].value_nick;
value_name = values[j].value_name;
}
j++;
}
json_description_->set_member_name("default value");
json_description_->begin_object();
gchar *value = g_strdup_printf("%d", enum_value);
json_description_->add_string_member("value", value);
g_free(value);
json_description_->add_string_member("nick", value_nick);
json_description_->add_string_member("name", value_name);
json_description_->end_object();
// g_debug ("Enum \"%s\" Default: %d, \"%s\" \"%s\"",
// g_type_name (G_VALUE_TYPE (&value)),
// enum_value,
// value_nick,
// value_name);
j = 0;
json_description_->set_member_name("values");
json_description_->begin_array();
while (values[j].value_name) {
json_description_->begin_object();
json_description_->add_string_member("name", values[j].value_name);
json_description_->add_string_member("nick", values[j].value_nick);
gchar *values_value = g_strdup_printf("%d", values[j].value);
json_description_->add_string_member("value", values_value);
g_free(values_value);
json_description_->end_object();
j++;
}
json_description_->end_array();
/* g_type_class_unref (ec); */
} else if (G_IS_PARAM_SPEC_FLAGS(property_)) {
g_debug("warning: param spec flags not handled");
// GParamSpecFlags *pflags = G_PARAM_SPEC_FLAGS (property_);
// GFlagsValue *vals;
// gchar *cur;
// vals = pflags->flags_class->values;
// cur = flags_to_string (vals, g_value_get_flags (&value));
// g_debug ("%-23.23s Flags \"%s\" Default: 0x%08x, \"%s\"", "",
// g_type_name (G_VALUE_TYPE (&value)),
// g_value_get_flags (&value), cur);
// while (vals[0].value_name) {
// g_debug ("");
// if (_name)
// g_debug ("%s", _name);
// g_debug ("%-23.23s (0x%08x): %-16s - %s", "",
// vals[0].value, vals[0].value_nick, vals[0].value_name);
// ++vals;
// }
// g_free (cur);
} else if (G_IS_PARAM_SPEC_OBJECT(property_)) {
g_debug("warning: param spec object not handled");
// g_debug ("%-23.23s Object of type \"%s\"", "",
// g_type_name (property_->value_type));
} else if (G_IS_PARAM_SPEC_BOXED(property_)) {
g_debug("warning: param spec boxed not handled");
// g_debug ("%-23.23s Boxed pointer of type \"%s\"", "",
// g_type_name (property_->value_type));
} else if (G_IS_PARAM_SPEC_POINTER(property_)) {
g_debug("warning: param spec pointer not handled");
// if (property_->value_type != G_TYPE_POINTER) {
// g_debug ("%-23.23s Pointer of type \"%s\".", "",
// g_type_name (property_->value_type));
// } else if (property_->value_type == G_TYPE_VALUE_ARRAY) {
// GParamSpecValueArray *pvarray = G_PARAM_SPEC_VALUE_ARRAY (property_);
// g_debug ("warning: array not handled");
// if (pvarray->element_spec) {
// g_debug ("%-23.23s Array of GValues of type \"%s\"", "",
// g_type_name (pvarray->element_spec->value_type));
// } else {
// g_debug ("%-23.23s Array of GValues", "");
// }
} else if (GST_IS_PARAM_SPEC_FRACTION(property_)) {
GstParamSpecFraction *pfraction = GST_PARAM_SPEC_FRACTION(property_);
json_description_->add_string_member("type", "fraction");
gchar *minnum = g_strdup_printf("%d", pfraction->min_num);
gchar *minden = g_strdup_printf("%d", pfraction->min_den);
gchar *maxnum = g_strdup_printf("%d", pfraction->max_num);
gchar *maxden = g_strdup_printf("%d", pfraction->max_den);
gchar *defaultnum = g_strdup_printf("%d",
gst_value_get_fraction_numerator
(&value));
gchar *defaultden = g_strdup_printf("%d",
gst_value_get_fraction_denominator
(&value));
json_description_->add_string_member("minimum numerator", minnum);
json_description_->add_string_member("maximum numerator", minden);
json_description_->add_string_member("minimum denominator", maxnum);
json_description_->add_string_member("maximum denominator", maxden);
json_description_->add_string_member("default numerator", defaultnum);
json_description_->add_string_member("default denominator",
defaultden);
g_free(minnum);
g_free(minden);
g_free(maxnum);
g_free(maxden);
g_free(defaultnum);
g_free(defaultden);
// g_debug ("Range: %d/%d - %d/%d Default: %d/%d ",
// pfraction->min_num, pfraction->min_den,
// pfraction->max_num, pfraction->max_den,
// gst_value_get_fraction_numerator (&value),
// gst_value_get_fraction_denominator (&value));
} else {
g_warning("warning: unknown type");
// g_debug ("%-23.23s Unknown type %ld \"%s\"", "", property_->value_type,
// g_type_name (property_->value_type));
}
break;
}
g_value_reset(&value);
json_description_->end_object();
}
static void
print_element_properties_info (GstElement * element)
{
GParamSpec **property_specs;
guint num_properties, i;
gboolean readable;
gboolean first_flag;
property_specs = g_object_class_list_properties
(G_OBJECT_GET_CLASS (element), &num_properties);
n_print ("\n");
n_print ("Element Properties:\n");
for (i = 0; i < num_properties; i++) {
GValue value = { 0, };
GParamSpec *param = property_specs[i];
readable = FALSE;
g_value_init (&value, param->value_type);
n_print (" %-20s: %s\n", g_param_spec_get_name (param),
g_param_spec_get_blurb (param));
first_flag = TRUE;
n_print ("%-23.23s flags: ", "");
if (param->flags & G_PARAM_READABLE) {
g_object_get_property (G_OBJECT (element), param->name, &value);
readable = TRUE;
g_print ("%s%s", (first_flag) ? "" : ", ", _("readable"));
first_flag = FALSE;
} else {
/* if we can't read the property value, assume it's set to the default
* (which might not be entirely true for sub-classes, but that's an
* unlikely corner-case anyway) */
g_param_value_set_default (param, &value);
}
if (param->flags & G_PARAM_WRITABLE) {
g_print ("%s%s", (first_flag) ? "" : ", ", _("writable"));
first_flag = FALSE;
}
if (param->flags & G_PARAM_DEPRECATED) {
g_print ("%s%s", (first_flag) ? "" : ", ", _("deprecated"));
first_flag = FALSE;
}
if (param->flags & GST_PARAM_CONTROLLABLE) {
g_print (", %s", _("controllable"));
first_flag = FALSE;
}
if (param->flags & GST_PARAM_MUTABLE_PLAYING) {
g_print (", %s", _("changeable in NULL, READY, PAUSED or PLAYING state"));
} else if (param->flags & GST_PARAM_MUTABLE_PAUSED) {
g_print (", %s", _("changeable only in NULL, READY or PAUSED state"));
} else if (param->flags & GST_PARAM_MUTABLE_READY) {
g_print (", %s", _("changeable only in NULL or READY state"));
}
if (param->flags & ~KNOWN_PARAM_FLAGS) {
g_print ("%s0x%0x", (first_flag) ? "" : ", ",
param->flags & ~KNOWN_PARAM_FLAGS);
}
n_print ("\n");
switch (G_VALUE_TYPE (&value)) {
case G_TYPE_STRING:
{
const char *string_val = g_value_get_string (&value);
n_print ("%-23.23s String. ", "");
if (string_val == NULL)
g_print ("Default: null");
else
g_print ("Default: \"%s\"", string_val);
break;
}
case G_TYPE_BOOLEAN:
{
gboolean bool_val = g_value_get_boolean (&value);
n_print ("%-23.23s Boolean. ", "");
g_print ("Default: %s", bool_val ? "true" : "false");
break;
}
case G_TYPE_ULONG:
{
GParamSpecULong *pulong = G_PARAM_SPEC_ULONG (param);
n_print ("%-23.23s Unsigned Long. ", "");
g_print ("Range: %lu - %lu Default: %lu ",
pulong->minimum, pulong->maximum, g_value_get_ulong (&value));
GST_ERROR ("%s: property '%s' of type ulong: consider changing to "
"uint/uint64", GST_OBJECT_NAME (element),
g_param_spec_get_name (param));
break;
}
case G_TYPE_LONG:
{
GParamSpecLong *plong = G_PARAM_SPEC_LONG (param);
n_print ("%-23.23s Long. ", "");
g_print ("Range: %ld - %ld Default: %ld ",
plong->minimum, plong->maximum, g_value_get_long (&value));
GST_ERROR ("%s: property '%s' of type long: consider changing to "
"int/int64", GST_OBJECT_NAME (element),
g_param_spec_get_name (param));
break;
}
case G_TYPE_UINT:
{
GParamSpecUInt *puint = G_PARAM_SPEC_UINT (param);
n_print ("%-23.23s Unsigned Integer. ", "");
g_print ("Range: %u - %u Default: %u ",
puint->minimum, puint->maximum, g_value_get_uint (&value));
break;
}
case G_TYPE_INT:
{
GParamSpecInt *pint = G_PARAM_SPEC_INT (param);
n_print ("%-23.23s Integer. ", "");
g_print ("Range: %d - %d Default: %d ",
pint->minimum, pint->maximum, g_value_get_int (&value));
break;
}
case G_TYPE_UINT64:
{
GParamSpecUInt64 *puint64 = G_PARAM_SPEC_UINT64 (param);
n_print ("%-23.23s Unsigned Integer64. ", "");
g_print ("Range: %" G_GUINT64_FORMAT " - %" G_GUINT64_FORMAT
" Default: %" G_GUINT64_FORMAT " ",
puint64->minimum, puint64->maximum, g_value_get_uint64 (&value));
break;
}
case G_TYPE_INT64:
{
GParamSpecInt64 *pint64 = G_PARAM_SPEC_INT64 (param);
n_print ("%-23.23s Integer64. ", "");
g_print ("Range: %" G_GINT64_FORMAT " - %" G_GINT64_FORMAT
" Default: %" G_GINT64_FORMAT " ",
pint64->minimum, pint64->maximum, g_value_get_int64 (&value));
break;
}
case G_TYPE_FLOAT:
{
GParamSpecFloat *pfloat = G_PARAM_SPEC_FLOAT (param);
n_print ("%-23.23s Float. ", "");
g_print ("Range: %15.7g - %15.7g Default: %15.7g ",
pfloat->minimum, pfloat->maximum, g_value_get_float (&value));
break;
}
case G_TYPE_DOUBLE:
{
GParamSpecDouble *pdouble = G_PARAM_SPEC_DOUBLE (param);
n_print ("%-23.23s Double. ", "");
g_print ("Range: %15.7g - %15.7g Default: %15.7g ",
pdouble->minimum, pdouble->maximum, g_value_get_double (&value));
break;
}
case G_TYPE_CHAR:
case G_TYPE_UCHAR:
GST_ERROR ("%s: property '%s' of type char: consider changing to "
"int/string", GST_OBJECT_NAME (element),
g_param_spec_get_name (param));
/* fall through */
default:
if (param->value_type == GST_TYPE_CAPS) {
const GstCaps *caps = gst_value_get_caps (&value);
if (!caps)
n_print ("%-23.23s Caps (NULL)", "");
else {
print_caps (caps, " ");
}
} else if (G_IS_PARAM_SPEC_ENUM (param)) {
GEnumValue *values;
guint j = 0;
gint enum_value;
const gchar *value_nick = "";
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)
value_nick = values[j].value_nick;
j++;
}
n_print ("%-23.23s Enum \"%s\" Default: %d, \"%s\"", "",
g_type_name (G_VALUE_TYPE (&value)), enum_value, value_nick);
j = 0;
while (values[j].value_name) {
g_print ("\n");
if (_name)
g_print ("%s", _name);
g_print ("%-23.23s (%d): %-16s - %s", "",
values[j].value, values[j].value_nick, values[j].value_name);
j++;
}
/* g_type_class_unref (ec); */
} else if (G_IS_PARAM_SPEC_FLAGS (param)) {
GParamSpecFlags *pflags = G_PARAM_SPEC_FLAGS (param);
GFlagsValue *vals;
gchar *cur;
vals = pflags->flags_class->values;
cur = flags_to_string (vals, g_value_get_flags (&value));
n_print ("%-23.23s Flags \"%s\" Default: 0x%08x, \"%s\"", "",
g_type_name (G_VALUE_TYPE (&value)),
g_value_get_flags (&value), cur);
while (vals[0].value_name) {
g_print ("\n");
if (_name)
g_print ("%s", _name);
g_print ("%-23.23s (0x%08x): %-16s - %s", "",
vals[0].value, vals[0].value_nick, vals[0].value_name);
++vals;
}
g_free (cur);
} else if (G_IS_PARAM_SPEC_OBJECT (param)) {
n_print ("%-23.23s Object of type \"%s\"", "",
g_type_name (param->value_type));
} else if (G_IS_PARAM_SPEC_BOXED (param)) {
n_print ("%-23.23s Boxed pointer of type \"%s\"", "",
g_type_name (param->value_type));
if (param->value_type == GST_TYPE_STRUCTURE) {
const GstStructure *s = gst_value_get_structure (&value);
if (s)
gst_structure_foreach (s, print_field,
(gpointer) " ");
}
} else if (G_IS_PARAM_SPEC_POINTER (param)) {
if (param->value_type != G_TYPE_POINTER) {
n_print ("%-23.23s Pointer of type \"%s\".", "",
g_type_name (param->value_type));
} else {
n_print ("%-23.23s Pointer.", "");
}
} else if (param->value_type == G_TYPE_VALUE_ARRAY) {
GParamSpecValueArray *pvarray = G_PARAM_SPEC_VALUE_ARRAY (param);
if (pvarray->element_spec) {
n_print ("%-23.23s Array of GValues of type \"%s\"", "",
g_type_name (pvarray->element_spec->value_type));
} else {
n_print ("%-23.23s Array of GValues", "");
}
} else if (GST_IS_PARAM_SPEC_FRACTION (param)) {
GstParamSpecFraction *pfraction = GST_PARAM_SPEC_FRACTION (param);
n_print ("%-23.23s Fraction. ", "");
g_print ("Range: %d/%d - %d/%d Default: %d/%d ",
pfraction->min_num, pfraction->min_den,
pfraction->max_num, pfraction->max_den,
gst_value_get_fraction_numerator (&value),
gst_value_get_fraction_denominator (&value));
} else {
n_print ("%-23.23s Unknown type %ld \"%s\"", "",
(glong) param->value_type, g_type_name (param->value_type));
}
break;
}
if (!readable)
g_print (" Write only\n");
else
g_print ("\n");
g_value_reset (&value);
}
if (num_properties == 0)
n_print (" none\n");
g_free (property_specs);
}
static void
print_element_properties_info (GstElement * element)
{
GParamSpec **property_specs;
guint num_properties, i;
gboolean readable;
gboolean first_flag;
property_specs = g_object_class_list_properties
(G_OBJECT_GET_CLASS (element), &num_properties);
n_print ("\n");
n_print ("Element Properties:\n");
for (i = 0; i < num_properties; i++) {
GValue value = { 0, };
GParamSpec *param = property_specs[i];
readable = FALSE;
g_value_init (&value, param->value_type);
n_print (" %-20s: %s\n", g_param_spec_get_name (param),
g_param_spec_get_blurb (param));
first_flag = TRUE;
n_print ("%-23.23s flags: ", "");
if (param->flags & G_PARAM_READABLE) {
g_object_get_property (G_OBJECT (element), param->name, &value);
readable = TRUE;
if (!first_flag)
g_print (", ");
else
first_flag = FALSE;
g_print (_("readable"));
}
if (param->flags & G_PARAM_WRITABLE) {
if (!first_flag)
g_print (", ");
else
first_flag = FALSE;
g_print (_("writable"));
}
if (param->flags & GST_PARAM_CONTROLLABLE) {
if (!first_flag)
g_print (", ");
else
first_flag = FALSE;
g_print (_("controllable"));
}
n_print ("\n");
switch (G_VALUE_TYPE (&value)) {
case G_TYPE_STRING:
{
GParamSpecString *pstring = G_PARAM_SPEC_STRING (param);
n_print ("%-23.23s String. ", "");
if (pstring->default_value == NULL)
g_print ("Default: null ");
else
g_print ("Default: \"%s\" ", pstring->default_value);
if (readable) {
const char *string_val = g_value_get_string (&value);
if (string_val == NULL)
g_print ("Current: null");
else
g_print ("Current: \"%s\"", string_val);
}
break;
}
case G_TYPE_BOOLEAN:
{
GParamSpecBoolean *pboolean = G_PARAM_SPEC_BOOLEAN (param);
n_print ("%-23.23s Boolean. ", "");
g_print ("Default: %s ", (pboolean->default_value ? "true" : "false"));
if (readable)
g_print ("Current: %s",
(g_value_get_boolean (&value) ? "true" : "false"));
break;
}
case G_TYPE_ULONG:
{
GParamSpecULong *pulong = G_PARAM_SPEC_ULONG (param);
n_print ("%-23.23s Unsigned Long. ", "");
g_print ("Range: %lu - %lu Default: %lu ",
pulong->minimum, pulong->maximum, pulong->default_value);
if (readable)
g_print ("Current: %lu", g_value_get_ulong (&value));
break;
}
case G_TYPE_LONG:
{
GParamSpecLong *plong = G_PARAM_SPEC_LONG (param);
n_print ("%-23.23s Long. ", "");
g_print ("Range: %ld - %ld Default: %ld ",
plong->minimum, plong->maximum, plong->default_value);
if (readable)
g_print ("Current: %ld", g_value_get_long (&value));
break;
}
case G_TYPE_UINT:
{
GParamSpecUInt *puint = G_PARAM_SPEC_UINT (param);
n_print ("%-23.23s Unsigned Integer. ", "");
g_print ("Range: %u - %u Default: %u ",
puint->minimum, puint->maximum, puint->default_value);
if (readable)
g_print ("Current: %u", g_value_get_uint (&value));
break;
}
case G_TYPE_INT:
{
GParamSpecInt *pint = G_PARAM_SPEC_INT (param);
n_print ("%-23.23s Integer. ", "");
g_print ("Range: %d - %d Default: %d ",
pint->minimum, pint->maximum, pint->default_value);
if (readable)
g_print ("Current: %d", g_value_get_int (&value));
break;
}
case G_TYPE_UINT64:
{
GParamSpecUInt64 *puint64 = G_PARAM_SPEC_UINT64 (param);
n_print ("%-23.23s Unsigned Integer64. ", "");
g_print ("Range: %" G_GUINT64_FORMAT " - %" G_GUINT64_FORMAT
" Default: %" G_GUINT64_FORMAT " ",
puint64->minimum, puint64->maximum, puint64->default_value);
if (readable)
g_print ("Current: %" G_GUINT64_FORMAT, g_value_get_uint64 (&value));
break;
}
case G_TYPE_INT64:
{
GParamSpecInt64 *pint64 = G_PARAM_SPEC_INT64 (param);
n_print ("%-23.23s Integer64. ", "");
g_print ("Range: %" G_GINT64_FORMAT " - %" G_GINT64_FORMAT
" Default: %" G_GINT64_FORMAT " ",
pint64->minimum, pint64->maximum, pint64->default_value);
if (readable)
g_print ("Current: %" G_GINT64_FORMAT, g_value_get_int64 (&value));
break;
}
case G_TYPE_FLOAT:
{
GParamSpecFloat *pfloat = G_PARAM_SPEC_FLOAT (param);
n_print ("%-23.23s Float. ", "");
g_print ("Range: %15.7g - %15.7g Default: %15.7g ",
pfloat->minimum, pfloat->maximum, pfloat->default_value);
if (readable)
g_print ("Current: %15.7g", g_value_get_float (&value));
break;
}
case G_TYPE_DOUBLE:
{
GParamSpecDouble *pdouble = G_PARAM_SPEC_DOUBLE (param);
n_print ("%-23.23s Double. ", "");
g_print ("Range: %15.7g - %15.7g Default: %15.7g ",
pdouble->minimum, pdouble->maximum, pdouble->default_value);
if (readable)
g_print ("Current: %15.7g", g_value_get_double (&value));
break;
}
default:
if (param->value_type == GST_TYPE_CAPS) {
const GstCaps *caps = gst_value_get_caps (&value);
if (!caps)
n_print ("%-23.23s Caps (NULL)", "");
else {
print_caps (caps, " ");
}
} else if (G_IS_PARAM_SPEC_ENUM (param)) {
GParamSpecEnum *penum = G_PARAM_SPEC_ENUM (param);
GEnumValue *values;
guint j = 0;
gint enum_value;
const gchar *def_val_nick = "", *cur_val_nick = "";
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)
cur_val_nick = values[j].value_nick;
if (values[j].value == penum->default_value)
def_val_nick = values[j].value_nick;
j++;
}
n_print
("%-23.23s Enum \"%s\" Default: %d, \"%s\" Current: %d, \"%s\"",
"", g_type_name (G_VALUE_TYPE (&value)), penum->default_value,
def_val_nick, enum_value, cur_val_nick);
j = 0;
while (values[j].value_name) {
g_print ("\n");
if (_name)
g_print ("%s", _name);
g_print ("%-23.23s (%d): %-16s - %s", "",
values[j].value, values[j].value_nick, values[j].value_name);
j++;
}
/* g_type_class_unref (ec); */
} else if (G_IS_PARAM_SPEC_FLAGS (param)) {
GParamSpecFlags *pflags = G_PARAM_SPEC_FLAGS (param);
GFlagsValue *values;
guint j = 0;
gint flags_value;
GString *cur_flags = NULL, *def_flags = NULL;
values = G_FLAGS_CLASS (g_type_class_ref (param->value_type))->values;
flags_value = g_value_get_flags (&value);
while (values[j].value_name) {
if (values[j].value & flags_value) {
if (cur_flags) {
g_string_append_printf (cur_flags, " | %s",
values[j].value_nick);
} else {
cur_flags = g_string_new (values[j].value_nick);
}
}
if (values[j].value & pflags->default_value) {
if (def_flags) {
g_string_append_printf (def_flags, " | %s",
values[j].value_nick);
} else {
def_flags = g_string_new (values[j].value_nick);
}
}
j++;
}
n_print
("%-23.23s Flags \"%s\" Default: 0x%08x, \"%s\" Current: 0x%08x, \"%s\"",
"", g_type_name (G_VALUE_TYPE (&value)), pflags->default_value,
(def_flags ? def_flags->str : "(none)"), flags_value,
(cur_flags ? cur_flags->str : "(none)"));
j = 0;
while (values[j].value_name) {
g_print ("\n");
if (_name)
g_print ("%s", _name);
g_print ("%-23.23s (0x%08x): %-16s - %s", "",
values[j].value, values[j].value_nick, values[j].value_name);
j++;
}
if (cur_flags)
g_string_free (cur_flags, TRUE);
if (def_flags)
g_string_free (def_flags, TRUE);
} else if (G_IS_PARAM_SPEC_OBJECT (param)) {
n_print ("%-23.23s Object of type \"%s\"", "",
g_type_name (param->value_type));
} else if (G_IS_PARAM_SPEC_BOXED (param)) {
n_print ("%-23.23s Boxed pointer of type \"%s\"", "",
g_type_name (param->value_type));
} else if (G_IS_PARAM_SPEC_POINTER (param)) {
if (param->value_type != G_TYPE_POINTER) {
n_print ("%-23.23s Pointer of type \"%s\".", "",
g_type_name (param->value_type));
} else {
n_print ("%-23.23s Pointer.", "");
}
} else if (param->value_type == G_TYPE_VALUE_ARRAY) {
GParamSpecValueArray *pvarray = G_PARAM_SPEC_VALUE_ARRAY (param);
if (pvarray->element_spec) {
n_print ("%-23.23s Array of GValues of type \"%s\"", "",
g_type_name (pvarray->element_spec->value_type));
} else {
n_print ("%-23.23s Array of GValues", "");
}
} else if (GST_IS_PARAM_SPEC_FRACTION (param)) {
GstParamSpecFraction *pfraction = GST_PARAM_SPEC_FRACTION (param);
n_print ("%-23.23s Fraction. ", "");
g_print ("Range: %d/%d - %d/%d Default: %d/%d ",
pfraction->min_num, pfraction->min_den,
pfraction->max_num, pfraction->max_den,
pfraction->def_num, pfraction->def_den);
if (readable)
g_print ("Current: %d/%d",
gst_value_get_fraction_numerator (&value),
gst_value_get_fraction_denominator (&value));
} else if (GST_IS_PARAM_SPEC_MINI_OBJECT (param)) {
n_print ("%-23.23s MiniObject of type \"%s\"", "",
g_type_name (param->value_type));
} else {
n_print ("%-23.23s Unknown type %ld \"%s\"", "", param->value_type,
g_type_name (param->value_type));
}
break;
}
if (!readable)
g_print (" Write only\n");
else
g_print ("\n");
g_value_reset (&value);
}
if (num_properties == 0)
n_print (" none\n");
g_free (property_specs);
}
