| #include <gst/gst.h> |
| #include <gst/control/control.h> |
| #include <string.h> |
| |
| static void |
| print_prop (GstPropsEntry *prop, gboolean showname, const gchar *pfx) |
| { |
| GstPropsType type; |
| |
| if (showname) |
| g_print("%s%-20.20s: ", pfx, gst_props_entry_get_name (prop)); |
| else |
| g_print(pfx); |
| |
| type = gst_props_entry_get_type (prop); |
| |
| switch (type) { |
| case GST_PROPS_INT_TYPE: |
| { |
| gint val; |
| gst_props_entry_get_int (prop, &val); |
| g_print("Integer: %d\n", val); |
| break; |
| } |
| case GST_PROPS_INT_RANGE_TYPE: |
| { |
| gint min, max; |
| gst_props_entry_get_int_range (prop, &min, &max); |
| g_print("Integer range: %d - %d\n", min, max); |
| break; |
| } |
| case GST_PROPS_FLOAT_TYPE: |
| { |
| gfloat val; |
| gst_props_entry_get_float (prop, &val); |
| g_print("Float: %f\n", val); |
| break; |
| } |
| case GST_PROPS_FLOAT_RANGE_TYPE: |
| { |
| gfloat min, max; |
| gst_props_entry_get_float_range (prop, &min, &max); |
| g_print("Float range: %f - %f\n", min, max); |
| break; |
| } |
| case GST_PROPS_BOOLEAN_TYPE: |
| { |
| gboolean val; |
| gst_props_entry_get_boolean (prop, &val); |
| g_print("Boolean: %s\n", val ? "TRUE" : "FALSE"); |
| break; |
| } |
| case GST_PROPS_STRING_TYPE: |
| { |
| const gchar *val; |
| gst_props_entry_get_string (prop, &val); |
| g_print("String: \"%s\"\n", val); |
| break; |
| } |
| case GST_PROPS_FOURCC_TYPE: |
| { |
| guint32 val; |
| gst_props_entry_get_fourcc_int (prop, &val); |
| g_print("FourCC: '%c%c%c%c'\n", |
| (gchar)( val & 0xff), |
| (gchar)((val >> 8) & 0xff), |
| (gchar)((val >> 16) & 0xff), |
| (gchar)((val >> 24) & 0xff)); |
| break; |
| } |
| case GST_PROPS_LIST_TYPE: |
| { |
| const GList *list; |
| gchar *longprefix; |
| |
| gst_props_entry_get_list (prop, &list); |
| g_print ("List:\n"); |
| longprefix = g_strdup_printf ("%s ", pfx); |
| while (list) { |
| GstPropsEntry *listentry; |
| |
| listentry = (GstPropsEntry*) (list->data); |
| print_prop (listentry, FALSE, longprefix); |
| |
| list = g_list_next (list); |
| } |
| g_free (longprefix); |
| break; |
| } |
| default: |
| g_print("unknown props %d\n", type); |
| } |
| } |
| |
| static void |
| print_props (GstProps *properties, const gchar *pfx) |
| { |
| GList *props; |
| GstPropsEntry *prop; |
| |
| props = properties->properties; |
| while (props) { |
| prop = (GstPropsEntry*)(props->data); |
| props = g_list_next(props); |
| |
| print_prop(prop,TRUE,pfx); |
| } |
| } |
| |
| static void |
| print_caps (const GstCaps *caps, const gchar *pfx) |
| { |
| while (caps) { |
| GstType *type; |
| |
| g_print ("%s'%s': (%sfixed)\n", pfx, caps->name, (caps->fixed ? "" : "NOT ")); |
| |
| type = gst_type_find_by_id (caps->id); |
| if (type) |
| g_print ("%s MIME type: '%s':\n", pfx, type->mime); |
| else |
| g_print ("%s MIME type: 'unknown/unknown':\n", pfx); |
| |
| if (caps->properties) { |
| gchar *prefix = g_strdup_printf ("%s ", pfx); |
| |
| print_props(caps->properties, prefix); |
| |
| g_free (prefix); |
| } |
| |
| caps = caps->next; |
| } |
| } |
| |
| static void |
| print_formats (const GstFormat *formats) |
| { |
| while (formats && *formats) { |
| const GstFormatDefinition *definition; |
| |
| definition = gst_format_get_details (*formats); |
| if (definition) |
| g_print ("\t\t(%d):\t%s (%s)\n", *formats, |
| definition->nick, definition->description); |
| else |
| g_print ("\t\t(%d):\tUnknown format\n", *formats); |
| |
| formats++; |
| } |
| } |
| |
| static void |
| print_event_masks (const GstEventMask *masks) |
| { |
| 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); |
| g_print ("\t\t%s ", value->value_nick); |
| |
| while (flags) { |
| GFlagsValue *value; |
| |
| if (flags & 1) { |
| value = g_flags_get_first_value (flags_class, 1 << index); |
| |
| if (value) |
| g_print ("| %s ", value->value_nick); |
| else |
| g_print ("| ? "); |
| } |
| flags >>= 1; |
| index++; |
| } |
| g_print ("\n"); |
| |
| masks++; |
| } |
| } |
| |
| static void |
| print_query_types (const GstPadQueryType *types) |
| { |
| GType query_type; |
| GEnumClass *klass; |
| |
| query_type = gst_pad_query_type_get_type(); |
| klass = (GEnumClass *) g_type_class_ref (query_type); |
| |
| while (types && *types) { |
| GEnumValue *value; |
| |
| value = g_enum_get_value (klass, *types); |
| |
| g_print ("\t\t(%d):\t%s (%s)\n", value->value, value->value_nick, value->value_name); |
| types++; |
| } |
| } |
| |
| |
| 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"); |
| } |
| |
| static void |
| print_element_properties (GstElement *element) |
| { |
| GParamSpec **property_specs; |
| gint num_properties,i; |
| gboolean readable; |
| |
| |
| property_specs = g_object_class_list_properties |
| (G_OBJECT_GET_CLASS (element), &num_properties); |
| g_print("\nElement Arguments:\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); |
| if (param->flags & G_PARAM_READABLE) { |
| g_object_get_property (G_OBJECT (element), param->name, &value); |
| readable = TRUE; |
| } |
| |
| g_print(" %-20s: %s\n", g_param_spec_get_name (param), |
| g_param_spec_get_blurb (param)); |
| |
| switch (G_VALUE_TYPE (&value)) { |
| case G_TYPE_STRING: |
| g_print ("%-23.23s String. ", ""); |
| if (readable) g_print ("(Default \"%s\")", g_value_get_string (&value)); |
| break; |
| case G_TYPE_BOOLEAN: |
| g_print ("%-23.23s Boolean. ", ""); |
| if (readable) g_print ("(Default %s)", (g_value_get_boolean (&value) ? "true" : "false")); |
| break; |
| case G_TYPE_ULONG: |
| { |
| GParamSpecULong *pulong = G_PARAM_SPEC_ULONG (param); |
| g_print("%-23.23s Unsigned Long. ", ""); |
| if (readable) g_print("Range: %lu - %lu (Default %lu)", |
| pulong->minimum, pulong->maximum, g_value_get_ulong (&value)); |
| break; |
| } |
| case G_TYPE_LONG: |
| { |
| GParamSpecLong *plong = G_PARAM_SPEC_LONG (param); |
| g_print("%-23.23s Long. ", ""); |
| if (readable) g_print("Range: %ld - %ld (Default %ld)", |
| plong->minimum, plong->maximum, g_value_get_long (&value)); |
| break; |
| } |
| case G_TYPE_UINT: |
| { |
| GParamSpecUInt *puint = G_PARAM_SPEC_UINT (param); |
| g_print("%-23.23s Unsigned Integer. ", ""); |
| if (readable) 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); |
| g_print("%-23.23s Integer. ", ""); |
| if (readable) 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); |
| g_print("%-23.23s Unsigned Integer64. ", ""); |
| if (readable) g_print("Range: %llu - %llu (Default %llu)", |
| puint64->minimum, puint64->maximum, g_value_get_uint64 (&value)); |
| break; |
| } |
| case G_TYPE_INT64: |
| { |
| GParamSpecInt64 *pint64 = G_PARAM_SPEC_INT64 (param); |
| g_print("%-23.23s Integer64. ", ""); |
| if (readable) g_print("Range: %lld - %lld (Default %lld)", |
| pint64->minimum, pint64->maximum, g_value_get_int64 (&value)); |
| break; |
| } |
| case G_TYPE_FLOAT: |
| { |
| GParamSpecFloat *pfloat = G_PARAM_SPEC_FLOAT (param); |
| g_print("%-23.23s Float. Default: %-8.8s %15.7g\n", "", "", |
| g_value_get_float (&value)); |
| g_print("%-23.23s Range: %15.7g - %15.7g", "", |
| pfloat->minimum, pfloat->maximum); |
| break; |
| } |
| case G_TYPE_DOUBLE: |
| { |
| GParamSpecDouble *pdouble = G_PARAM_SPEC_DOUBLE (param); |
| g_print("%-23.23s Double. Default: %-8.8s %15.7g\n", "", "", |
| g_value_get_double (&value)); |
| g_print("%-23.23s Range: %15.7g - %15.7g", "", |
| pdouble->minimum, pdouble->maximum); |
| break; |
| } |
| default: |
| if (param->value_type == GST_TYPE_FILENAME) { |
| g_print("%-23.23s Filename", ""); |
| } |
| if (param->value_type == GST_TYPE_CAPS) { |
| GstCaps *caps = g_value_peek_pointer (&value); |
| |
| if (!caps) |
| g_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; |
| |
| 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++; |
| } |
| |
| g_print ("%-23.23s Enum \"%s\" (default %d, \"%s\")", "", |
| g_type_name (G_VALUE_TYPE (&value)), |
| enum_value, values[j].value_nick); |
| |
| j = 0; |
| while (values[j].value_name) { |
| g_print("\n%-23.23s (%d): \t%s", "", |
| values[j].value, values[j].value_nick); |
| j++; |
| } |
| /* g_type_class_unref (ec); */ |
| } |
| else if (G_IS_PARAM_SPEC_FLAGS (param)) { |
| GFlagsValue *values; |
| guint j = 0; |
| gint flags_value; |
| GString *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 (flags) { |
| g_string_append_printf (flags, " | %s", values[j].value_nick); |
| } |
| else { |
| flags = g_string_new (values[j].value_nick); |
| } |
| } |
| j++; |
| } |
| |
| g_print ("%-23.23s Flags \"%s\" (default %d, \"%s\")", "", |
| g_type_name (G_VALUE_TYPE (&value)), |
| flags_value, (flags ? flags->str : "(none)")); |
| |
| j = 0; |
| while (values[j].value_name) { |
| g_print("\n%-23.23s (%d): \t%s", "", |
| values[j].value, values[j].value_nick); |
| j++; |
| } |
| |
| if (flags) |
| g_string_free (flags, TRUE); |
| } |
| else if (G_IS_PARAM_SPEC_OBJECT (param)) { |
| g_print("%-23.23s Object of type \"%s\"", "", |
| g_type_name(param->value_type)); |
| } |
| else { |
| g_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"); |
| } |
| if (num_properties == 0) |
| g_print (" none\n"); |
| } |
| |
| 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; |
| gboolean have_flags; |
| gint maxlevel = 0; |
| |
| element = gst_element_factory_create (factory, "element"); |
| if (!element) { |
| g_print ("couldn't construct element for some reason\n"); |
| return -1; |
| } |
| |
| gstobject_class = GST_OBJECT_CLASS (G_OBJECT_GET_CLASS (element)); |
| gstelement_class = GST_ELEMENT_CLASS (G_OBJECT_GET_CLASS (element)); |
| |
| g_print ("Factory Details:\n"); |
| g_print (" Long name:\t%s\n", factory->details->longname); |
| g_print (" Class:\t%s\n", factory->details->klass); |
| g_print (" License:\t%s\n", factory->details->license); |
| g_print (" Description:\t%s\n", factory->details->description); |
| g_print (" Version:\t%s\n", factory->details->version); |
| g_print (" Author(s):\t%s\n", factory->details->author); |
| g_print (" Copyright:\t%s\n", factory->details->copyright); |
| g_print ("\n"); |
| |
| output_hierarchy (G_OBJECT_TYPE (element), 0, &maxlevel); |
| |
| g_print ("Pad Templates:\n"); |
| if (factory->numpadtemplates) { |
| pads = factory->padtemplates; |
| while (pads) { |
| padtemplate = (GstPadTemplate*)(pads->data); |
| pads = g_list_next(pads); |
| |
| if (padtemplate->direction == GST_PAD_SRC) |
| g_print (" SRC template: '%s'\n", padtemplate->name_template); |
| else if (padtemplate->direction == GST_PAD_SINK) |
| g_print (" SINK template: '%s'\n", padtemplate->name_template); |
| else |
| g_print (" UNKNOWN!!! template: '%s'\n", padtemplate->name_template); |
| |
| if (padtemplate->presence == GST_PAD_ALWAYS) |
| g_print (" Availability: Always\n"); |
| else if (padtemplate->presence == GST_PAD_SOMETIMES) |
| g_print (" Availability: Sometimes\n"); |
| else if (padtemplate->presence == GST_PAD_REQUEST) { |
| g_print (" Availability: On request\n"); |
| g_print (" Has request_new_pad() function: %s\n", |
| GST_DEBUG_FUNCPTR_NAME (gstelement_class->request_new_pad)); |
| } |
| else |
| g_print (" Availability: UNKNOWN!!!\n"); |
| |
| if (padtemplate->caps) { |
| g_print (" Capabilities:\n"); |
| print_caps (padtemplate->caps, " "); |
| } |
| |
| g_print ("\n"); |
| } |
| } else |
| g_print (" none\n"); |
| |
| have_flags = FALSE; |
| |
| g_print ("\nElement Flags:\n"); |
| if (GST_FLAG_IS_SET (element, GST_ELEMENT_COMPLEX)) { |
| g_print (" GST_ELEMENT_COMPLEX\n"); |
| have_flags = TRUE; |
| } |
| if (GST_FLAG_IS_SET (element, GST_ELEMENT_DECOUPLED)) { |
| g_print (" GST_ELEMENT_DECOUPLED\n"); |
| have_flags = TRUE; |
| } |
| if (GST_FLAG_IS_SET (element, GST_ELEMENT_THREAD_SUGGESTED)) { |
| g_print (" GST_ELEMENT_THREADSUGGESTED\n"); |
| have_flags = TRUE; |
| } |
| if (GST_FLAG_IS_SET (element, GST_ELEMENT_EVENT_AWARE)) { |
| g_print(" GST_ELEMENT_EVENT_AWARE\n"); |
| have_flags = TRUE; |
| } |
| if (!have_flags) |
| g_print(" no flags set\n"); |
| |
| if (GST_IS_BIN (element)) { |
| g_print ("\nBin Flags:\n"); |
| if (GST_FLAG_IS_SET (element, GST_BIN_FLAG_MANAGER)) { |
| g_print (" GST_BIN_FLAG_MANAGER\n"); |
| have_flags = TRUE; |
| } |
| if (GST_FLAG_IS_SET (element, GST_BIN_SELF_SCHEDULABLE)) { |
| g_print (" GST_BIN_SELF_SCHEDULABLE\n"); |
| have_flags = TRUE; |
| } |
| if (GST_FLAG_IS_SET (element, GST_BIN_FLAG_PREFER_COTHREADS)) { |
| g_print (" GST_BIN_FLAG_PREFER_COTHREADS\n"); |
| have_flags = TRUE; |
| } |
| if (!have_flags) |
| g_print (" no flags set\n"); |
| } |
| |
| |
| |
| g_print ("\nElement Implementation:\n"); |
| |
| if (element->loopfunc) |
| g_print (" loopfunc()-based element: %s\n", |
| GST_DEBUG_FUNCPTR_NAME (element->loopfunc)); |
| else |
| g_print (" No loopfunc(), must be chain-based or not configured yet\n"); |
| |
| g_print (" Has change_state() function: %s\n", |
| GST_DEBUG_FUNCPTR_NAME (gstelement_class->change_state)); |
| #ifndef GST_DISABLE_LOADSAVE |
| g_print (" Has custom save_thyself() function: %s\n", |
| GST_DEBUG_FUNCPTR_NAME (gstobject_class->save_thyself)); |
| g_print (" Has custom restore_thyself() function: %s\n", |
| GST_DEBUG_FUNCPTR_NAME (gstobject_class->restore_thyself)); |
| #endif |
| |
| have_flags = FALSE; |
| |
| g_print ("\nClocking Interaction:\n"); |
| if (gst_element_requires_clock (element)) { |
| g_print (" element requires a clock\n"); |
| have_flags = TRUE; |
| } |
| if (gst_element_provides_clock (element)) { |
| GstClock *clock; |
| |
| clock = gst_element_get_clock (element); |
| if (clock) |
| g_print (" element provides a clock: %s\n", GST_OBJECT_NAME(clock)); |
| else |
| g_print (" element is supposed to provide a clock but returned NULL\n"); |
| have_flags = TRUE; |
| } |
| if (!have_flags) { |
| g_print (" none\n"); |
| } |
| |
| g_print ("\nIndexing capabilities:\n"); |
| if (gst_element_is_indexable (element)) { |
| g_print (" element can do indexing\n"); |
| } |
| else { |
| g_print (" none\n"); |
| } |
| |
| g_print ("\nPads:\n"); |
| 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); |
| |
| if (gst_pad_get_direction (pad) == GST_PAD_SRC) |
| g_print (" SRC: '%s'", gst_pad_get_name (pad)); |
| else if (gst_pad_get_direction (pad) == GST_PAD_SINK) |
| g_print (" SINK: '%s'", gst_pad_get_name (pad)); |
| else |
| g_print (" UNKNOWN!!!: '%s'\n", gst_pad_get_name (pad)); |
| |
| if (GST_IS_GHOST_PAD (pad)) |
| g_print (", ghost of real pad %s:%s\n", GST_DEBUG_PAD_NAME (realpad)); |
| else |
| g_print ("\n"); |
| |
| g_print (" Implementation:\n"); |
| if (realpad->chainfunc) |
| g_print (" Has chainfunc(): %s\n", |
| GST_DEBUG_FUNCPTR_NAME (realpad->chainfunc)); |
| if (realpad->getfunc) |
| g_print (" Has getfunc(): %s\n", |
| GST_DEBUG_FUNCPTR_NAME (realpad->getfunc)); |
| if (realpad->formatsfunc != gst_pad_get_formats_default) { |
| g_print (" Supports seeking/conversion/query formats:\n"); |
| print_formats (gst_pad_get_formats (GST_PAD (realpad))); |
| } |
| if (realpad->convertfunc != gst_pad_convert_default) |
| g_print (" Has custom convertfunc(): %s\n", |
| GST_DEBUG_FUNCPTR_NAME (realpad->convertfunc)); |
| if (realpad->eventfunc != gst_pad_event_default) |
| g_print (" Has custom eventfunc(): %s\n", |
| GST_DEBUG_FUNCPTR_NAME (realpad->eventfunc)); |
| if (realpad->eventmaskfunc != gst_pad_get_event_masks_default) { |
| g_print (" Provides event masks:\n"); |
| print_event_masks (gst_pad_get_event_masks (GST_PAD (realpad))); |
| } |
| if (realpad->queryfunc != gst_pad_query_default) |
| g_print (" Has custom queryfunc(): %s\n", |
| GST_DEBUG_FUNCPTR_NAME (realpad->queryfunc)); |
| if (realpad->querytypefunc != gst_pad_get_query_types_default) { |
| g_print (" Provides query types:\n"); |
| print_query_types (gst_pad_get_query_types (GST_PAD (realpad))); |
| } |
| |
| if (realpad->intconnfunc != gst_pad_get_internal_connections_default) |
| g_print (" Has custom intconnfunc(): %s\n", |
| GST_DEBUG_FUNCPTR_NAME(realpad->intconnfunc)); |
| |
| if (realpad->bufferpoolfunc) |
| g_print (" Has bufferpoolfunc(): %s\n", |
| GST_DEBUG_FUNCPTR_NAME(realpad->bufferpoolfunc)); |
| |
| if (pad->padtemplate) |
| g_print (" Pad Template: '%s'\n", |
| pad->padtemplate->name_template); |
| |
| if (realpad->caps) { |
| g_print (" Capabilities:\n"); |
| print_caps (realpad->caps, " "); |
| } |
| } |
| } else |
| g_print (" none\n"); |
| |
| print_element_properties (element); |
| |
| /* Dynamic Parameters block */ |
| { |
| GstDParamManager* dpman; |
| GParamSpec** specs; |
| gint x; |
| |
| g_print ("\nDynamic Parameters:\n"); |
| if((dpman = gst_dpman_get_manager (element))) { |
| specs = gst_dpman_list_dparam_specs (dpman); |
| for (x = 0; specs[x] != NULL; x++) { |
| g_print (" %-20.20s: ", g_param_spec_get_name (specs[x])); |
| |
| switch (G_PARAM_SPEC_VALUE_TYPE (specs[x])) { |
| case G_TYPE_INT64: |
| g_print ("64 Bit Integer (Default %lld, Range %lld -> %lld)", |
| ((GParamSpecInt64 *) specs[x])->default_value, |
| ((GParamSpecInt64 *) specs[x])->minimum, |
| ((GParamSpecInt64 *) specs[x])->maximum); |
| break; |
| case G_TYPE_INT: |
| g_print ("Integer (Default %d, Range %d -> %d)", |
| ((GParamSpecInt *) specs[x])->default_value, |
| ((GParamSpecInt *) specs[x])->minimum, |
| ((GParamSpecInt *) specs[x])->maximum); |
| break; |
| case G_TYPE_FLOAT: |
| g_print ("Float. Default: %-8.8s %15.7g\n", "", |
| ((GParamSpecFloat *) specs[x])->default_value); |
| g_print ("%-23.23s Range: %15.7g - %15.7g", "", |
| ((GParamSpecFloat *) specs[x])->minimum, |
| ((GParamSpecFloat *) specs[x])->maximum); |
| break; |
| default: g_print ("unknown %ld", G_PARAM_SPEC_VALUE_TYPE (specs[x])); |
| } |
| g_print ("\n"); |
| } |
| g_free (specs); |
| } |
| else { |
| g_print (" none\n"); |
| } |
| } |
| |
| /* Signals/Actions Block */ |
| { |
| 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) |
| g_print ("\nElement Signals:\n"); |
| else |
| g_print ("\nElement Actions:\n"); |
| |
| 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; |
| |
| g_print (" \"%s\" :\t %s user_function (%s* object", |
| query->signal_name, g_type_name (return_type), |
| g_type_name (G_OBJECT_TYPE (element))); |
| |
| for (j = 0; j < n_params; j++) { |
| g_print (",\n \t\t\t\t%s arg%d", g_type_name (param_types[j]), j); |
| } |
| if (k == 0) |
| g_print (",\n \t\t\t\tgpointer user_data);\n"); |
| else |
| g_print (");\n"); |
| |
| counted++; |
| } |
| |
| g_free (query); |
| } |
| if (counted == 0) g_print (" none\n"); |
| } |
| } |
| |
| |
| /* for compound elements */ |
| if (GST_IS_BIN (element)) { |
| g_print ("\nChildren:\n"); |
| children = (GList *) gst_bin_get_list (GST_BIN (element)); |
| if (!children) |
| g_print (" none\n"); |
| else { |
| while (children) { |
| child = GST_ELEMENT (children->data); |
| children = g_list_next (children); |
| |
| g_print (" %s\n", GST_ELEMENT_NAME (child)); |
| } |
| } |
| } |
| |
| 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->name, |
| GST_PLUGIN_FEATURE_NAME (factory) ,factory->details->longname); |
| } |
| else if (GST_IS_AUTOPLUG_FACTORY (feature)) { |
| GstAutoplugFactory *factory; |
| |
| factory = GST_AUTOPLUG_FACTORY (feature); |
| g_print ("%s: %s: %s\n", plugin->name, |
| GST_PLUGIN_FEATURE_NAME (factory), factory->longdesc); |
| } |
| else if (GST_IS_INDEX_FACTORY (feature)) { |
| GstIndexFactory *factory; |
| |
| factory = GST_INDEX_FACTORY (feature); |
| g_print ("%s: %s: %s\n", plugin->name, |
| GST_PLUGIN_FEATURE_NAME (factory), factory->longdesc); |
| } |
| else if (GST_IS_TYPE_FACTORY (feature)) { |
| GstTypeFactory *factory; |
| |
| factory = GST_TYPE_FACTORY (feature); |
| g_print ("%s type: %s: %s\n", plugin->name, |
| factory->mime, factory->exts); |
| |
| if (factory->typefindfunc) |
| g_print (" Has typefind function: %s\n", |
| GST_DEBUG_FUNCPTR_NAME (factory->typefindfunc)); |
| } |
| else if (GST_IS_SCHEDULER_FACTORY (feature)) { |
| GstSchedulerFactory *factory; |
| |
| factory = GST_SCHEDULER_FACTORY (feature); |
| g_print ("%s: %s: %s\n", plugin->name, |
| GST_PLUGIN_FEATURE_NAME (factory), factory->longdesc); |
| } |
| else { |
| g_print ("%s: %s (%s)\n", plugin->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->name); |
| g_print (" Long Name:\t%s\n", plugin->longname); |
| g_print (" Filename:\t%s\n", plugin->filename); |
| 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++; |
| } |
| else if (GST_IS_AUTOPLUG_FACTORY (feature)) { |
| GstAutoplugFactory *factory; |
| |
| factory = GST_AUTOPLUG_FACTORY (feature); |
| g_print (" %s: %s\n", GST_OBJECT_NAME (factory), factory->longdesc); |
| num_autoplug++; |
| } |
| 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++; |
| } |
| else if (GST_IS_TYPE_FACTORY (feature)) { |
| GstTypeFactory *factory; |
| |
| factory = GST_TYPE_FACTORY (feature); |
| g_print (" %s: %s\n", factory->mime, factory->exts); |
| |
| if (factory->typefindfunc) |
| g_print (" Has typefind function: %s\n", |
| GST_DEBUG_FUNCPTR_NAME (factory->typefindfunc)); |
| 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 |
| }; |
| |
| gst_init_with_popt_table (&argc, &argv, options); |
| gst_control_init (&argc, &argv); |
| |
| /* 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 { |
| /* 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; |
| } |
