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-rw-r--r--gst/gsturi.c105
1 files changed, 45 insertions, 60 deletions
diff --git a/gst/gsturi.c b/gst/gsturi.c
index 66ab40c..75c3440 100644
--- a/gst/gsturi.c
+++ b/gst/gsturi.c
@@ -25,7 +25,7 @@
* SECTION:gsturihandler
* @short_description: Interface to ease URI handling in plugins.
*
- * The URIHandler is an interface that is implemented by Source and Sink
+ * The URIHandler is an interface that is implemented by Source and Sink
* #GstElement to simplify then handling of URI.
*
* An application can use the following functions to quickly get an element
@@ -44,24 +44,15 @@
#include "gst_private.h"
#include "gsturi.h"
#include "gstinfo.h"
-#include "gstmarshal.h"
#include "gstregistry.h"
+#include "gst-i18n-lib.h"
+
#include <string.h>
GST_DEBUG_CATEGORY_STATIC (gst_uri_handler_debug);
#define GST_CAT_DEFAULT gst_uri_handler_debug
-enum
-{
- NEW_URI,
- LAST_SIGNAL
-};
-
-static guint gst_uri_handler_signals[LAST_SIGNAL] = { 0 };
-
-static void gst_uri_handler_base_init (gpointer g_class);
-
GType
gst_uri_handler_get_type (void)
{
@@ -71,7 +62,7 @@ gst_uri_handler_get_type (void)
GType _type;
static const GTypeInfo urihandler_info = {
sizeof (GstURIHandlerInterface),
- gst_uri_handler_base_init,
+ NULL,
NULL,
NULL,
NULL,
@@ -92,27 +83,10 @@ gst_uri_handler_get_type (void)
return urihandler_type;
}
-static void
-gst_uri_handler_base_init (gpointer g_class)
+GQuark
+gst_uri_error_quark (void)
{
- static gboolean initialized = FALSE;
-
- if (G_UNLIKELY (!initialized)) {
-
- /**
- * GstURIHandler::new-uri:
- * @handler: The #GstURIHandler which emitted the signal
- * @uri: (transfer none): The new URI, or NULL if the URI was removed
- *
- * The URI of the given @handler has changed.
- */
-
- gst_uri_handler_signals[NEW_URI] =
- g_signal_new ("new-uri", GST_TYPE_URI_HANDLER, G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (GstURIHandlerInterface, new_uri), NULL, NULL,
- gst_marshal_VOID__STRING, G_TYPE_NONE, 1, G_TYPE_STRING);
- initialized = TRUE;
- }
+ return g_quark_from_static_string ("gst-uri-error-quark");
}
static const guchar acceptable[96] = { /* X0 X1 X2 X3 X4 X5 X6 X7 X8 X9 XA XB XC XD XE XF */
@@ -503,7 +477,7 @@ SearchEntry;
static gboolean
search_by_entry (GstPluginFeature * feature, gpointer search_entry)
{
- gchar **protocols;
+ const gchar *const *protocols;
GstElementFactory *factory;
SearchEntry *entry = (SearchEntry *) search_entry;
@@ -548,7 +522,7 @@ get_element_factories_from_uri_protocol (const GstURIType type,
entry.type = type;
entry.protocol = protocol;
- possibilities = gst_registry_feature_filter (gst_registry_get_default (),
+ possibilities = gst_registry_feature_filter (gst_registry_get (),
search_by_entry, FALSE, &entry);
return possibilities;
@@ -622,7 +596,7 @@ gst_element_make_from_uri (const GstURIType type, const gchar * uri,
elementname)) != NULL) {
GstURIHandler *handler = GST_URI_HANDLER (ret);
- if (gst_uri_handler_set_uri (handler, uri))
+ if (gst_uri_handler_set_uri (handler, uri, NULL))
break;
gst_object_unref (ret);
ret = NULL;
@@ -674,11 +648,11 @@ gst_uri_handler_get_uri_type (GstURIHandler * handler)
* supported protocols. Returns NULL if the @handler isn't implemented
* properly, or the @handler doesn't support any protocols.
*/
-gchar **
+const gchar *const *
gst_uri_handler_get_protocols (GstURIHandler * handler)
{
GstURIHandlerInterface *iface;
- gchar **ret;
+ const gchar *const *ret;
g_return_val_if_fail (GST_IS_URI_HANDLER (handler), NULL);
@@ -698,15 +672,15 @@ gst_uri_handler_get_protocols (GstURIHandler * handler)
*
* Gets the currently handled URI.
*
- * Returns: (transfer none): the URI currently handled by the @handler.
+ * Returns: (transfer full): the URI currently handled by the @handler.
* Returns NULL if there are no URI currently handled. The
- * returned string must not be modified or freed.
+ * returned string must be freed with g_free() when no longer needed.
*/
-const gchar *
+gchar *
gst_uri_handler_get_uri (GstURIHandler * handler)
{
GstURIHandlerInterface *iface;
- const gchar *ret;
+ gchar *ret;
g_return_val_if_fail (GST_IS_URI_HANDLER (handler), NULL);
@@ -724,13 +698,16 @@ gst_uri_handler_get_uri (GstURIHandler * handler)
* gst_uri_handler_set_uri:
* @handler: A #GstURIHandler
* @uri: URI to set
+ * @error: (allow-none): address where to store a #GError in case of
+ * an error, or NULL
*
* Tries to set the URI of the given handler.
*
* Returns: TRUE if the URI was set successfully, else FALSE.
*/
gboolean
-gst_uri_handler_set_uri (GstURIHandler * handler, const gchar * uri)
+gst_uri_handler_set_uri (GstURIHandler * handler, const gchar * uri,
+ GError ** error)
{
GstURIHandlerInterface *iface;
gboolean ret;
@@ -738,6 +715,7 @@ gst_uri_handler_set_uri (GstURIHandler * handler, const gchar * uri)
g_return_val_if_fail (GST_IS_URI_HANDLER (handler), FALSE);
g_return_val_if_fail (gst_uri_is_valid (uri), FALSE);
+ g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
iface = GST_URI_HANDLER_GET_INTERFACE (handler);
g_return_val_if_fail (iface != NULL, FALSE);
@@ -745,12 +723,35 @@ gst_uri_handler_set_uri (GstURIHandler * handler, const gchar * uri)
protocol = gst_uri_get_protocol (uri);
+ if (iface->get_protocols) {
+ const gchar *const *protocols;
+ const gchar *const *p;
+ gboolean found_protocol = FALSE;
+
+ protocols = iface->get_protocols (G_OBJECT_TYPE (handler));
+ if (protocols != NULL) {
+ for (p = protocols; *p != NULL; ++p) {
+ if (g_ascii_strcasecmp (protocol, *p) == 0) {
+ found_protocol = TRUE;
+ break;
+ }
+ }
+
+ if (!found_protocol) {
+ g_set_error (error, GST_URI_ERROR, GST_URI_ERROR_BAD_PROTOCOL,
+ _("URI scheme '%s' not supported"), protocol);
+ g_free (protocol);
+ return FALSE;
+ }
+ }
+ }
+
colon = strstr (uri, ":");
location = g_strdup (colon);
new_uri = g_strdup_printf ("%s%s", protocol, location);
- ret = iface->set_uri (handler, uri);
+ ret = iface->set_uri (handler, uri, error);
g_free (new_uri);
g_free (location);
@@ -759,22 +760,6 @@ gst_uri_handler_set_uri (GstURIHandler * handler, const gchar * uri)
return ret;
}
-/**
- * gst_uri_handler_new_uri:
- * @handler: A #GstURIHandler
- * @uri: new URI or NULL if it was unset
- *
- * Emits the new-uri signal for a given handler, when that handler has a new URI.
- * This function should only be called by URI handlers themselves.
- */
-void
-gst_uri_handler_new_uri (GstURIHandler * handler, const gchar * uri)
-{
- g_return_if_fail (GST_IS_URI_HANDLER (handler));
-
- g_signal_emit (handler, gst_uri_handler_signals[NEW_URI], 0, uri);
-}
-
static gchar *
gst_file_utils_canonicalise_path (const gchar * path)
{
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-31 04:44:52 +0000