mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2024-11-24 02:31:03 +00:00
Code Issues 1 Projects Releases Wiki Activity
gstreamer/tools/gst-xmlinspect.c
Andy Wingo 8ca1b1fe7f remove copyright field from plugin structs 
Original commit message from CVS:
remove copyright field from plugin structs
2003-12-04 10:02:41 +00:00

1062 lines
32 KiB
C
Raw Blame History

#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <gst/gst.h>
#include <gst/control/control.h>
#include <string.h>
#include <locale.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
#endif
static void
print_prop (GstPropsEntry *prop, gint pfx)
{
GstPropsType type;
type = gst_props_entry_get_props_type (prop);
switch (type) {
case GST_PROPS_INT_TYPE:
{
gint val;
gst_props_entry_get_int (prop, &val);
PUT_STRING (pfx, "<int name=\"%s\" value=\"%d\"/>",
gst_props_entry_get_name (prop), val);
break;
}
case GST_PROPS_INT_RANGE_TYPE:
{
gint min, max;
gst_props_entry_get_int_range (prop, &min, &max);
PUT_STRING (pfx, "<range name=\"%s\" min=\"%d\" max=\"%d\"/>",
gst_props_entry_get_name (prop), min, max);
break;
}
case GST_PROPS_FLOAT_TYPE:
{
gfloat val;
gst_props_entry_get_float (prop, &val);
PUT_STRING (pfx, "<float name=\"%s\" value=\"%f\"/>",
gst_props_entry_get_name (prop), val);
break;
}
case GST_PROPS_FLOAT_RANGE_TYPE:
{
gfloat min, max;
gst_props_entry_get_float_range (prop, &min, &max);
PUT_STRING (pfx, "<floatrange name=\"%s\" min=\"%f\" max=\"%f\"/>",
gst_props_entry_get_name (prop), min, max);
break;
}
case GST_PROPS_BOOLEAN_TYPE:
{
gboolean val;
gst_props_entry_get_boolean (prop, &val);
PUT_STRING (pfx, "<boolean name=\"%s\" value=\"%s\"/>",
gst_props_entry_get_name (prop), val ? "true" : "false");
break;
}
case GST_PROPS_STRING_TYPE:
{
const gchar *val;
gst_props_entry_get_string (prop, &val);
PUT_STRING (pfx, "<string name=\"%s\" value=\"%s\"/>",
gst_props_entry_get_name (prop), val);
break;
}
case GST_PROPS_FOURCC_TYPE:
{
guint32 val;
gst_props_entry_get_fourcc_int (prop, &val);
PUT_STRING (pfx, "<!--%c%c%c%c-->",
(gchar)( val & 0xff),
(gchar)((val >> 8) & 0xff),
(gchar)((val >> 16) & 0xff),
(gchar)((val >> 24) & 0xff));
PUT_STRING (pfx, "<fourcc name=\"%s\" hexvalue=\"%08x\"/>",
gst_props_entry_get_name (prop), val);
break;
}
case GST_PROPS_LIST_TYPE:
{
const GList *list;
gst_props_entry_get_list (prop, &list);
PUT_STRING (pfx, "<list name=\"%s\">", gst_props_entry_get_name (prop));
while (list) {
GstPropsEntry *listentry;
listentry = (GstPropsEntry*) (list->data);
print_prop (listentry, pfx + 1);
list = g_list_next (list);
}
PUT_END_TAG (pfx, "list");
break;
}
default:
break;
}
}
static void
print_props (GstProps *properties, gint pfx)
{
GList *props;
GstPropsEntry *prop;
props = properties->properties;
if (!props)
return;
PUT_START_TAG (pfx, "properties");
while (props) {
prop = (GstPropsEntry*) (props->data);
props = g_list_next (props);
print_prop (prop, pfx + 1);
}
PUT_END_TAG (pfx, "properties");
}
static void
print_caps (GstCaps *caps, gint pfx)
{
if (!caps)
return;
PUT_START_TAG (pfx, "capscomp");
while (caps) {
PUT_START_TAG (pfx + 1, "caps");
PUT_ESCAPED (pfx + 2, "name", caps->name);
PUT_ESCAPED (pfx + 2, "type", gst_caps_get_mime (caps));
if (caps->properties) {
print_props(caps->properties, pfx + 2);
}
PUT_END_TAG (pfx + 1, "caps");
caps = caps->next;
}
PUT_END_TAG (pfx, "capscomp");
}
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\">unkown</format>",
*formats);
formats++;
}
}
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\">unkown</query-type>",
*types);
types++;
}
}
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
}
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;
gint num_properties,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");
}
static void
print_element_dynparamaters (GstElement *element, gint pfx)
{
GstDParamManager* dpman;
GParamSpec** specs;
gint x;
PUT_START_TAG (pfx, "dyn-params");
if((dpman = gst_dpman_get_manager (element))) {
specs = gst_dpman_list_dparam_specs (dpman);
for (x = 0; specs[x] != NULL; x++) {
PUT_START_TAG (pfx + 1, "dyn-param");
PUT_ESCAPED (pfx + 2, "name", g_param_spec_get_name (specs[x]));
PUT_ESCAPED (pfx + 2, "type", g_type_name (specs[x]->value_type));
PUT_ESCAPED (pfx + 2, "nick", g_param_spec_get_nick (specs[x]));
PUT_ESCAPED (pfx + 2, "blurb", g_param_spec_get_blurb (specs[x]));
switch (G_PARAM_SPEC_VALUE_TYPE (specs[x])) {
case G_TYPE_INT64:
PUT_STRING (pfx + 2, "<range min=\"%"G_GINT64_FORMAT"\" max=\"%"G_GINT64_FORMAT"\"/>",
((GParamSpecInt64 *) specs[x])->minimum,
((GParamSpecInt64 *) specs[x])->maximum);
PUT_STRING (pfx + 2, "<default>%"G_GINT64_FORMAT"</default>",
((GParamSpecInt64 *) specs[x])->default_value);
break;
case G_TYPE_INT:
PUT_STRING (pfx + 2, "<range min=\"%d\" max=\"%d\"/>",
((GParamSpecInt *) specs[x])->minimum,
((GParamSpecInt *) specs[x])->maximum);
PUT_STRING (pfx + 2, "<default>%d</default>",
((GParamSpecInt *) specs[x])->default_value);
break;
case G_TYPE_FLOAT:
PUT_STRING (pfx + 2, "<range min=\"%f\" max=\"%f\"/>",
((GParamSpecFloat *) specs[x])->minimum,
((GParamSpecFloat *) specs[x])->maximum);
PUT_STRING (pfx + 2, "<default>%f</default>",
((GParamSpecFloat *) specs[x])->default_value);
break;
default:
break;
}
PUT_END_TAG (pfx + 1, "dyn-param");
}
g_free (specs);
}
PUT_END_TAG (pfx, "dyn-params");
}
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;
GstRealPad *realpad;
GstPadTemplate *padtemplate;
GList *children;
GstElement *child;
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->padtemplates;
while (pads) {
padtemplate = (GstPadTemplate*)(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", "unkown");
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", "unkown");
if (padtemplate->caps) {
print_caps (padtemplate->caps, 3);
}
PUT_END_TAG (2, "pad-template");
}
}
PUT_END_TAG (1, "pad-templates");
PUT_START_TAG (1, "element-flags");
if (GST_FLAG_IS_SET (element, GST_ELEMENT_COMPLEX)) {
PUT_ESCAPED (2, "flag", "GST_ELEMENT_COMPLEX");
}
if (GST_FLAG_IS_SET (element, GST_ELEMENT_DECOUPLED)) {
PUT_ESCAPED (2, "flag", "GST_ELEMENT_DECOUPLED");
}
if (GST_FLAG_IS_SET (element, GST_ELEMENT_THREAD_SUGGESTED)) {
PUT_ESCAPED (2, "flag", "GST_ELEMENT_THREADSUGGESTED");
}
if (GST_FLAG_IS_SET (element, GST_ELEMENT_EVENT_AWARE)) {
PUT_ESCAPED (2, "flag", "GST_ELEMENT_EVENT_AWARE");
}
PUT_END_TAG (1, "element-flags");
if (GST_IS_BIN (element)) {
PUT_START_TAG (1, "bin-flags");
if (GST_FLAG_IS_SET (element, GST_BIN_FLAG_MANAGER)) {
PUT_ESCAPED (2, "flag", "GST_BIN_FLAG_MANAGER");
}
if (GST_FLAG_IS_SET (element, GST_BIN_SELF_SCHEDULABLE)) {
PUT_ESCAPED (2, "flag", "GST_BIN_SELF_SCHEDULABLE");
}
if (GST_FLAG_IS_SET (element, GST_BIN_FLAG_PREFER_COTHREADS)) {
PUT_ESCAPED (2, "flag", "GST_BIN_FLAG_PREFER_COTHREADS");
}
PUT_END_TAG (1, "bin-flags");
}
PUT_START_TAG (1, "element-implementation");
if (element->loopfunc)
PUT_STRING (2, "<loop-based function=\"%s\"/>",
GST_DEBUG_FUNCPTR_NAME (element->loopfunc));
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 = gst_element_get_pad_list (element);
while (pads) {
pad = GST_PAD (pads->data);
pads = g_list_next (pads);
realpad = GST_PAD_REALIZE (pad);
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", "unkown");
if (GST_IS_GHOST_PAD (pad))
PUT_ESCAPED (3, "ghost", gst_pad_get_name (pad));
if (pad->padtemplate)
PUT_ESCAPED (3, "template",
pad->padtemplate->name_template);
PUT_START_TAG (3, "implementation");
if (realpad->chainfunc)
PUT_STRING (4, "<chain-based function=\"%s\"/>",
GST_DEBUG_FUNCPTR_NAME (realpad->chainfunc));
if (realpad->getfunc)
PUT_STRING (4, "<get-based function=\"%s\"/>",
GST_DEBUG_FUNCPTR_NAME (realpad->getfunc));
if (realpad->formatsfunc != gst_pad_get_formats_default) {
PUT_STRING (4, "<formats-function function=\"%s\">",
GST_DEBUG_FUNCPTR_NAME (realpad->formatsfunc));
print_formats (gst_pad_get_formats (GST_PAD (realpad)), 5);
PUT_END_TAG (4, "formats-function");
}
if (realpad->convertfunc != gst_pad_convert_default)
PUT_STRING (4, "<convert-function function=\"%s\"/>",
GST_DEBUG_FUNCPTR_NAME (realpad->convertfunc));
if (realpad->eventfunc != gst_pad_event_default)
PUT_STRING (4, "<event-function function=\"%s\"/>",
GST_DEBUG_FUNCPTR_NAME (realpad->eventfunc));
if (realpad->eventmaskfunc != gst_pad_get_event_masks_default) {
PUT_STRING (4, "<event-mask-func function=\"%s\">",
GST_DEBUG_FUNCPTR_NAME (realpad->eventmaskfunc));
print_event_masks (gst_pad_get_event_masks (GST_PAD (realpad)), 5);
PUT_END_TAG (4, "event-mask-func");
}
if (realpad->queryfunc != gst_pad_query_default)
PUT_STRING (4, "<query-function function=\"%s\"/>",
GST_DEBUG_FUNCPTR_NAME (realpad->queryfunc));
if (realpad->querytypefunc != gst_pad_get_query_types_default) {
PUT_STRING (4, "<query-type-func function=\"%s\">",
GST_DEBUG_FUNCPTR_NAME (realpad->querytypefunc));
print_query_types (gst_pad_get_query_types (GST_PAD (realpad)), 5);
PUT_END_TAG (4, "query-type-func");
}
if (realpad->intlinkfunc != gst_pad_get_internal_links_default)
PUT_STRING (4, "<intlink-function function=\"%s\"/>",
GST_DEBUG_FUNCPTR_NAME(realpad->intlinkfunc));
if (realpad->bufferpoolfunc)
PUT_STRING (4, "<bufferpool-function function=\"%s\"/>",
GST_DEBUG_FUNCPTR_NAME(realpad->bufferpoolfunc));
PUT_END_TAG (3, "implementation");
if (realpad->caps) {
print_caps (realpad->caps, 3);
}
PUT_END_TAG (2, "pad");
}
}
PUT_END_TAG (1, "pads");
print_element_properties (element, 1);
print_element_dynparamaters (element, 1);
print_element_signals (element, 1);
/* for compound elements */
if (GST_IS_BIN (element)) {
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_registry_pool_plugin_list();
while (plugins) {
GList *features;
GstPlugin *plugin;
plugin = (GstPlugin*)(plugins->data);
plugins = g_list_next (plugins);
features = gst_plugin_get_feature_list (plugin);
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) ,factory->details.longname);
}
#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 if (GST_IS_SCHEDULER_FACTORY (feature)) {
GstSchedulerFactory *factory;
factory = GST_SCHEDULER_FACTORY (feature);
g_print ("%s: %s: %s\n", plugin->desc.name,
GST_PLUGIN_FEATURE_NAME (factory), factory->longdesc);
}
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_schedulers = 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_plugin_get_feature_list (plugin);
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),
factory->details.longname);
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 if (GST_IS_SCHEDULER_FACTORY (feature)) {
GstSchedulerFactory *factory;
factory = GST_SCHEDULER_FACTORY (feature);
g_print (" %s: %s\n", GST_OBJECT_NAME (factory), factory->longdesc);
num_schedulers++;
}
else {
g_print (" %s (%s)\n", gst_object_get_name (GST_OBJECT (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_schedulers > 0)
g_print (" +-- %d schedulers\n", num_schedulers);
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;
struct poptOption options[] = {
{"gst-inspect-plugin", 'p', POPT_ARG_STRING|POPT_ARGFLAG_STRIP, NULL, 0,
"Show plugin details", NULL},
{"gst-inspect-scheduler", 's', POPT_ARG_STRING|POPT_ARGFLAG_STRIP, NULL, 0,
"Show scheduler details", NULL},
POPT_TABLEEND
};
setlocale (LC_ALL, "");
gst_init_with_popt_table (&argc, &argv, options);
gst_control_init (&argc, &argv);
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 */
feature = gst_registry_pool_find_feature (argv[1],
GST_TYPE_SCHEDULER_FACTORY);
if (feature) {
g_print ("%s: a scheduler\n", argv[1]);
return 0;
}
#ifndef GST_DISABLE_INDEX
feature = gst_registry_pool_find_feature (argv[1],
GST_TYPE_INDEX_FACTORY);
if (feature) {
g_print ("%s: an index\n", argv[1]);
return 0;
}
#endif
feature = gst_registry_pool_find_feature (argv[1],
GST_TYPE_TYPE_FIND_FACTORY);
if (feature) {
g_print ("%s: a type find function\n", argv[1]);
return 0;
}
#ifndef GST_DISABLE_URI
feature = gst_registry_pool_find_feature (argv[1],
GST_TYPE_URI_HANDLER);
if (feature) {
g_print ("%s: an uri handler\n", argv[1]);
return 0;
}
#endif
}
} else {
/* strip the .so */
so = strstr(argv[1],".so");
so[0] = '\0';
}
/* otherwise assume it's a plugin */
plugin = gst_registry_pool_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;
}
Reference in a new issue View git blame Copy permalink